TWM456374U - Yarn storage structure and floating disc thereof - Google Patents

Description

Yarn storage structure and its floating plate

The present invention relates to a yarn storage structure and a floating disk thereof, and more particularly to a yarn storage structure for a knitting machine having a variable yarn feeding requirement and a floating disk thereof.

With the continuous development of the textile industry, more and more textile machinery must have the demand to supply irregular yarn feeding, in order to adapt to the weaving of the fabric pattern and the tension of the cloth surface, so as to meet the demand for yarn supply.

The "Storage Feeder" is mainly used for knitting machines with variable yarn feeding requirements. It can provide the correct tension when used in any kind of yarn to reduce the percentage of fabric defects and also improve knitting. Machine efficiency. For example, Taiwan Patent No. M321434 discloses a "detector for a yarn feeder" disposed on a yarn feeder having a body and a yarn storage wheel, the yarn storage wheel having a surface The mirror yarn wheel nail and a driver, the driver drives the yarn storage wheel, the detecting device comprises: an infrared detecting electric eye, located on the body, obliquely illuminating the yarn wheel nail and electrically connecting the driver.

The above-mentioned yarn feeder mainly uses the light emitted by the infrared detecting electric eye to illuminate the surface of the yarn wheel nail of the yarn storage wheel, and determines the number of surface yarns of the yarn nail, thereby controlling the actuation of the driver so that the yarn can be maintained at A certain amount to avoid the phenomenon of yarn accumulation and improper entanglement.

However, the above-mentioned yarn feeder detects the yarn by using the infrared detecting electric eye, which may cause malfunction due to factors such as the color, thickness, dust and dirt of the yarn, so that the purpose of detecting the yarn cannot be accurately achieved.

The reason is that this creator feels that the above-mentioned deficiency can be improved. In addition to the use of academics, the author finally proposes a creation that is reasonable in design and effective in improving the above-mentioned defects.

The main purpose of this creation is to provide a yarn storage structure and its floating disc, which will not cause malfunction and accurately achieve the purpose of detecting the yarn.

In order to achieve the above object, the present invention provides a yarn storage structure comprising: a yarn storage body; a yarn storage wheel coupled to the yarn storage body; and a floating disk that is floatingly disposed on the yarn storage wheel; At least one sensor disposed corresponding to the floating disk for sensing the floating disk.

The present invention further provides a floating tray of a yarn storage structure, the storage yarn structure having a yarn storage body and a yarn storage wheel axially coupled to the yarn storage body, the floating disk being floatingly disposed on the yarn storage wheel, the floating disk Formed with a resisting surface.

Further, a first magnet is disposed on the storage wheel, and a second magnet is disposed on the floating disc. The first magnet and the second magnet are located at a distance magnetically sensitive to each other, and the first magnet and the second magnet The opposite pole faces have the same polarity.

An elastic member is disposed between the yarn storage wheel and the floating plate.

The sensor is a magnetic sensor or a metal sensor.

The sensor is located inside or outside the storage wheel.

The sensor is fixed to the storage body.

The present invention has the following beneficial effects: the creation is provided with a floating disc floating on the yarn storage wheel, and is equipped with a sensor for detecting the position of the floating disc, thereby judging whether the yarn on the storage yarn is sufficient. To maintain an appropriate amount of yarn on the yarn storage wheel.

This creation does not cause malfunction due to factors such as yarn color, thickness, dust and dirt, and can accurately achieve the purpose of detecting yarn.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings are only for reference and description, and are not intended to limit the creation.

Referring to FIG. 1 to FIG. 3 , the present invention provides a yarn storage structure. In this embodiment, an electromagnetic clutch type storage yarn storage structure is disclosed, but the invention is not limited thereto. The present invention can also be applied to a motor type or other types. Storage yarn structure. In this embodiment, the yarn storage structure 1 includes a yarn storage body 11, a pulley 12, a first transmission shaft 13, a driving disk 14, an electromagnetic coil 15, a passive disk 16, a second transmission shaft 17, A yarn storage wheel 18 and a floating disk 21.

One end of the yarn storage body 11 has a fixing portion 111, and the fixing portion 111 can be fixed and fixed on the knitting machine with a screw. The yarn storage body 11 is provided with a plurality of yarn guiding members 112, 113, 114, 115 and the like for guiding the yarn. The configuration, number and arrangement position of the yarn guiding members are not limited and may be changed as needed. The storage body 11 is internally formed with a receiving groove 118, and the bottom of the receiving groove 118 can be open, and can be used for assembling the first transmission shaft 13, the driving plate 14, the electromagnetic coil 15, the passive disk 16, and the second transmission shaft 17, and the like. .

The pulley 12 is centrally connected to the upper end of the first transmission shaft 13, so that the pulley 12 and the first transmission shaft 13 can be rotated synchronously. The first transmission shaft 13 is rotatably disposed in a fixed seat 117 by two bearings 116. The fixed seat 117 is disposed in the yarn storage body 11 such that the first transmission shaft 13 is rotatably disposed on the yarn storage body 11. The pulley 12 is rotatably disposed above the yarn storage body 11, and the lower end of the first transmission shaft 13 extends into the interior of the yarn storage body 11. The pulley 12 can be used to mesh with a belt member such as a belt (not shown) to drive the pulley. 12 and the first drive shaft 13 rotates. However, the pulley 12 and the first transmission shaft The configuration of the yarn storage body 11 is not limited and can be changed as needed.

The lower end of the first transmission shaft 13 may be provided with a base portion 131 having a larger diameter. The drive plate 14 is disposed at the bottom of the base portion 131 such that the drive plate 14 is coupled to one end (lower end) of the first transmission shaft 13. The drive plate 14 can be a circular disk, and the drive plate 14 can be an iron member so as to be attracted by the electromagnetic coil 15 and the passive disk 16. Further, an elastic member 141 may be further disposed between the driving plate 14 and the base portion 131. The elastic member 141 may be an elastic body such as a spring piece, and the elastic member 141 may provide a restoring force for driving the disk 14 to move upward.

The electromagnetic coil 15 and the passive disk 16 are located below the drive plate 14, and the passive disk 16 is located between the drive disk 14 and the electromagnetic coil 15, and the passive disk 16 is rotatably disposed over the electromagnetic coil 15. The passive disk 16 is disposed opposite the drive plate 14, and the passive disk 16 can be an iron member. The passive disk 16 and the driving disk 14 are in the range of the magnetic field of the electromagnetic coil 15, so that when the electromagnetic coil 15 is energized, the magnetic force generated by the electromagnetic coil 15 can be transmitted to the passive disk 16 and the driving disk 14, so that the passive disk 16 and the driving disk are driven. 14 phase adsorption.

One end (upper end) of the second transmission shaft 17 is fixedly connected to the center of the passive disk 16, and the upper end of the second transmission shaft 17 is pivotally connected to the electromagnetic coil 15 by two bearings 171, so that the second transmission shaft 17 is rotatably disposed in the storage. The second transmission shaft 17 and the driven disk 16 are also rotatably disposed on the electromagnetic coil 15 on the yarn main body 11.

An annular gasket 19 may be disposed between the fixed seat 117 and the electromagnetic coil 15. The height of the washer 19 may be appropriately changed as needed, so that the distance between the drive plate 14 and the passive disk 16 is adjustable.

A fixing base 117, a driving plate 14, an electromagnetic coil 15, a passive disk 16 and a washer 19 may be disposed between the first transmission shaft 13 and the second transmission shaft 17 A clutch device, the clutch device being an electromagnetic clutch device. The clutch device is disposed inside the yarn storage body 11 and is located between the first transmission shaft 13 and the second transmission shaft 17 and can be used for engaging or separating the first transmission shaft 13 and the second transmission shaft 17 for controlling power transmission to The yarn storage wheel 18 allows the yarn storage wheel 18 to be driven to rotate.

The second transmission shaft 17 and the passive disk 16 are rotatably disposed in the yarn storage body 11, the lower end of the second transmission shaft 17 extends out of the bottom of the electromagnetic coil 15, and the storage yarn wheel 18 is connected to the lower end of the second transmission shaft 17, That is, the yarn storage wheel 18 can be connected to the lower end of the second transmission shaft 17 by means of a screw (not shown), so that the second transmission shaft 17 can be used to rotate the yarn storage wheel 18, so that the yarn storage wheel 18 can be rotatably coupled. In the yarn storage body 11. The yarn storage wheel 18 has a plurality of spaced storage nails 183, and the yarns can be wound around the outer edges of the storage nails 183.

The yarn can be guided by the yarn guiding members 112, 113, 114, 115 and wound around the yarn storage wheel 18 to drive the pulley 12 by a belt member such as a belt (not shown), thereby passing through the first and second The drive shafts 13, 17 drive the yarn storage wheels 18 to rotate, thereby driving the yarns to perform yarn storage and yarn feeding operations by the yarn storage rollers 18.

Referring to FIG. 5 and FIG. 6 , in the embodiment, the yarn storage wheel 18 adopts a combined design, and the yarn storage wheel 18 has an upper wheel body 181 , a lower wheel body 182 and a plurality of storage nails 183 . The nail 183 is provided between the upper wheel body 181 and the lower wheel body 182. The upper wheel body 181 and the lower wheel body 182 are fixed by a plurality of fixing members 188. The fixing members 188 (such as screws) can be disposed on the upper wheel body 181 and screwed to the lower wheel body 182 to make the upper wheel body 181 and The lower wheel bodies 182 are fixed between each other.

A pressure ring 184 (shown in FIG. 1) is arranged on the yarn storage wheel 18, and the pressure ring 184 is a ring-shaped body, and the pressure ring 184 is due to its own weight. It is lowered and pressed against the lower edge of the yarn storage wheel 18. The yarn wound on the yarn storage wheel 18 can pass between the nip ring 184 and the lower edge of the yarn storage wheel 18, and then guided to the yarn guiding member 115, which can be pressed onto the yarn by the pressing ring 184 to make the yarn The delivery is relatively stable.

An accommodating space 185 is formed in the interior of the yarn storage wheel 18. The accommodating space 185 is located inside the storage nails 183. The top of the storage yarn wheel 18 can be formed with an opening 186. The opening 186 is formed in the upper wheel body 181. The space 185 is connected. The outer edge of the lower wheel body 182 may be provided with a guide bevel 187 to enhance the yarn guiding effect.

At least one sensor 24 may be disposed inside or outside the storage yarn wheel 18. The sensor 24 is preferably but not limited to a magnetic sensor or a metal sensor, and the sensor 24 corresponds to the floating disk 21, and senses The device 24 can be fixed to an appropriate position on the yarn storage body 11. The number of the sensors 24 is preferably but not limited to one, and can also be set to two or three or the like. The sensor 24 inside the yarn storage wheel 18 can be disposed in the accommodating space 185 by the top opening 186 of the yarn storage wheel 18. The sensor 24 is provided corresponding to the floating disk 21, and can be used to sense the position of the floating disk 21, thereby judging whether or not the yarn on the yarn storage wheel 18 is sufficient.

The floating disk 21 is floatingly disposed on the yarn storage wheel 18. In the present embodiment, the floating disk 21 is disposed on the yarn storage wheel 18 in a magnetic floating manner. The floating disk 21 can be a circular disk. The floating disk 21 can be a metal member or a plastic member. The material of the floating disk 21 is not limited and can be changed according to the type of the sensor 24. For example, when the floating disk 21 is a metal piece, the sensor 24 can be a metal sensor and can be used to sense the floating disk 21. When the floating disk 21 is a plastic piece, the sensor 24 can be a magnetic sensor and can be used to sense the second magnet 23 on the floating disk 21.

In the embodiment, the floating disk 21 is provided with a plurality of corresponding to the storage nails 183. The perforation 211, the storage nail 183 and the perforation 211 can be corresponding cylindrical and circular holes, and the inner diameter of the perforation 211 is larger than the outer diameter of the storage nail 183, and the storage nails 183 pass through the perforations 211 to make the floating The disk 21 is movably disposed on the yarn storage wheel 18. The floating disk 21 can be formed with an annular abutting surface 212. The abutting surface 212 can be a sloped surface, and the abutting surface 212 can be used to interfere with the yarn so that the floating disk 21 can be pushed by the yarn. The outer edge of the floating disk 21 can be further bent downward to form a chamfer 213 which can be used to prevent the yarn from being scratched. However, the configuration of the floating disk 21 is not limited and may be appropriately changed. For example, the abutting surface 212 may be a curved surface or other shapes, and the chamfer 213 may be other structures or omitted.

In the present embodiment, a first magnet 22 and a second magnet 23 are respectively disposed on the yarn storage wheel 18 and the floating disk 21, and the first magnet 22 and the second magnet 23 are permanent magnets. The first magnet 22 may be disposed inside or outside the lower wheel body 182 of the yarn storage wheel 18 by means of adhesion or the like, so that the first magnet 22 is fixedly disposed on the yarn storage wheel 18. The second magnet 23 can be disposed on the top or bottom of the floating disk 21 by means of bonding or the like, so that the second magnet 23 can be floatingly disposed on the storage roller 18 with the floating disk 21. The first magnet 22 and the second magnet 23 are located at a distance that can be mutually magnetically induced. The pole faces of the first magnet 22 and the second magnet 23 have the same polarity, whereby the first magnet 22 and the second magnet 23 are the same. The floating disk 21 and the second magnet 23 are disposed on the yarn storage wheel 18 in a magnetic floating manner, and the floating disk 21 and the second magnet 23 are normally positioned on the lower wheel body 182 at a normal height. .

In another embodiment of the present invention, an elastic member 25 (shown in FIG. 4) is disposed between the storage yarn storage wheel 18 and the floating tray 21, and the elastic member 25 can be a spring or a spring piece, etc. An elastic member 25 is disposed between the lower wheel body 182 of the yarn wheel 18 and the floating disk 21, and the elasticity of the elastic member 25 can be utilized. The floating disk 21 is pushed up, so that the floating disk 21 is floatingly disposed on the yarn storage wheel 18.

The yarn (not shown) may be wound around the outer edge of the yarn storage wheel 18. When the yarn does not reach the predetermined number, the floating disk 21 rises at a position because the first magnet 22 and the second magnet 23 repel each other. In one position, the sensor 24 can sense the floating disk 21, which indicates that the yarn wound on the yarn storage wheel 18 is insufficient, and then drives the yarn storage wheel 18 to rotate, so that the yarn is wound around the yarn storage wheel 18 to continue. The action of storing yarn. In this embodiment, when the sensor 24 senses the floating disk 21, an activation signal is output to turn on the electromagnetic coil 15 to cause the clutch to engage the first transmission shaft 13 and the second transmission shaft 17 (see FIG. 2). As shown, so that the rotational power of the first transmission shaft 13 can be transmitted downward to the second transmission shaft 17 for driving the storage yarn 18 to rotate, so that the yarn is wound around the storage yarn 18 to continue the yarn storage. action.

When the yarn reaches a predetermined amount, the yarn will push the floating tray 21 down in a second position, and the floating tray 21 will be out of the sensing range of the sensor 24, indicating that the yarn wound on the yarn storage wheel 18 is excessive, and then The yarn storage wheel 18 is controlled to stop rotating to stop the yarn storage operation. In this embodiment, when the floating disk 21 is out of the sensing range of the sensor 24, a closing signal is output to interrupt the excitation of the electromagnetic coil 15, and the clutch device is separated from the first transmission shaft 13 and the second transmission shaft 17 (as shown in the figure). 3), the rotational power of the first transmission shaft 13 transmitted to the second transmission shaft 17 is interrupted, and the yarn storage pulley 18 is stopped to stop the yarn storage operation.

The present invention is provided with a floating disk 21 floatingly on the yarn storage wheel 18, and is equipped with a sensor 24 for detecting the position of the floating disk 21, thereby judging whether the yarn on the yarn storage wheel 18 is sufficient for storage. An appropriate amount of yarn is maintained on the yarn wheel 18. This creation uses the lifting of the floating disk 21 to determine the yarn on the yarn storage wheel 18. Whether it is enough, it will not cause malfunction due to factors such as yarn color, thickness, dust and dirt, and can accurately achieve the purpose of detecting yarn.

The present invention can also provide a one-way control device 20 (shown in FIG. 2) between the yarn storage wheel 18 and the second transmission shaft 17, which is a one-way bearing such as a one-way bearing or a one-way tooth, so that the yarn storage wheel 18 can only be rotated in one direction, there will be no reverse situation to avoid loosening of the yarn and damage to the mechanism.

Referring to FIG. 7 to FIG. 9 , a plurality of different motor-type yarn storage structures are disclosed in the embodiments. The yarn storage structures 1 in the embodiments include a yarn storage body 11 , a yarn storage wheel 18 , and a floating disk . 21 and at least one sensor 24, the yarn storage wheel 18 is axially connected to the yarn storage body 11, and the storage body 11 is provided with a motor 119. The rotation axis of the motor 119 is connected to the yarn storage wheel 18, and the floating disk 21 is floating. It is disposed on the yarn storage wheel 18, and the sensor 24 is disposed corresponding to the floating disk 21 for sensing the floating disk 21. These embodiments can also utilize the sensor 24 to detect the position of the floating disk 21, thereby determining whether the yarn on the yarn storage wheel 18 is sufficient to maintain an appropriate amount of yarn on the yarn storage wheel 18.

However, the above description is only the preferred embodiment of the present invention, and it is not intended to limit the scope of patent protection of this creation. Therefore, the equivalent changes made by using this creation specification and the contents of the schema are all included in the right of this creation. Within the scope of protection, it is given to Chen Ming.

1‧‧‧ Storage Yarn Structure

11‧‧‧ Storage Yarn Body

111‧‧‧Fixed Department

112‧‧‧ Guide parts

113‧‧‧ Guide parts

114‧‧‧ Guide parts

115‧‧‧ Guide parts

116‧‧‧ bearing

117‧‧‧ fixed seat

118‧‧‧ accommodating slots

119‧‧ ‧ motor

12‧‧‧ Pulley

13‧‧‧First drive shaft

131‧‧‧ base

14‧‧‧ drive disk

141‧‧‧Flexible components

15‧‧‧Electromagnetic coil

16‧‧‧ Passive disk

17‧‧‧Second drive shaft

171‧‧‧ bearing

18‧‧‧Yarn storage wheel

181‧‧‧Upper body

182‧‧‧lower body

183‧‧‧ Storage nails

184‧‧‧nart ring

185‧‧‧ accommodating space

186‧‧‧ openings

187‧‧‧guide yarn bevel

188‧‧‧Fixed parts

19‧‧‧Washers

20‧‧‧One-way control device

21‧‧‧Floating disk

211‧‧‧Perforation

212‧‧‧Resistance

213‧‧‧Chamfering

22‧‧‧First magnet

23‧‧‧Second magnet

24‧‧‧ Sensor

25‧‧‧Flexible components

1 is a perspective view of a first embodiment of a storage yarn storage structure.

Fig. 2 is a schematic cross-sectional view showing the first embodiment of the storage yarn storage structure.

Fig. 3 is a cross-sectional view showing another use state of the first embodiment of the storage yarn storage structure.

4 is a schematic cross-sectional view showing a second embodiment of the storage yarn storage structure.

FIG. 5 is a perspective exploded view of the storage yarn storage wheel and the floating disk.

FIG. 6 is a three-dimensional combination diagram of the storage yarn storage wheel and the floating disk.

Fig. 7 is a schematic view showing a third embodiment of the yarn storage structure of the present invention.

Fig. 8 is a schematic view showing a fourth embodiment of the storage yarn storage structure.

Fig. 9 is a schematic view showing the fifth embodiment of the yarn storage structure of the present invention.

1‧‧‧ Storage Yarn Structure

11‧‧‧ Storage Yarn Body

111‧‧‧Fixed Department

112‧‧‧ Guide parts

113‧‧‧ Guide parts

114‧‧‧ Guide parts

115‧‧‧ Guide parts

12‧‧‧ Pulley

18‧‧‧Yarn storage wheel

183‧‧‧ Storage nails

184‧‧‧nart ring

187‧‧‧guide yarn bevel

21‧‧‧Floating disk

211‧‧‧Perforation

212‧‧‧Resistance

213‧‧‧Chamfering

23‧‧‧Second magnet

Claims (14)

A yarn storage structure comprising: a yarn storage body; a yarn storage wheel coupled to the yarn storage body; a floating disk floatingly disposed on the yarn storage wheel; and at least one sensor, The floating disk is correspondingly disposed for sensing the floating disk. The yarn storage structure of claim 1, wherein the storage wheel is provided with a first magnet, and the floating disk is provided with a second magnet, and the first magnet and the second magnet are magnetically sensitive to each other. The distance between the first magnet and the pole facing the second magnet has the same polarity. The yarn storage structure of claim 1, wherein an elastic member is disposed between the yarn storage wheel and the floating disk. The yarn storage structure of claim 1, wherein the sensor is a magnetic sensor or a metal sensor. The yarn storage structure of claim 1, wherein the sensor is located inside or outside the yarn storage wheel. The yarn storage structure of claim 1, wherein the sensor is fixed to the yarn storage body. The yarn storage structure of claim 1, wherein the yarn storage wheel has an upper wheel body, a lower wheel body and a plurality of storage nails, and the storage yarns are disposed on the upper wheel body and the lower wheel. Between the bodies, the floating disk is provided with a plurality of perforations through which the storage nails pass. The yarn storage structure of claim 1, wherein the floating disk is formed with an abutting surface, and an outer edge of the floating disk is bent downward to form a chamfer. A floating disc of a yarn storage structure, the storage yarn structure having a storage body and A yarn storage wheel coupled to the yarn storage body, the floating disk is floatingly disposed on the yarn storage wheel, and the floating disk is formed with an abutting surface. The floating disk of the yarn storage structure according to claim 9, wherein the floating disk is a circular disk, and the abutting surface is a slope. The floating disk of the yarn storage structure according to claim 9, wherein the storage wheel is provided with a first magnet, and the floating disk is provided with a second magnet, and the first magnet and the second magnet are located The distance between the first magnet and the second magnet facing each other has the same polarity. The floating disk of the yarn storage structure according to claim 9, wherein an elastic element is disposed between the yarn storage wheel and the floating disk. The floating disk of the yarn storage structure according to any one of claims 9 to 12, wherein the yarn storage wheel has an upper wheel body, a lower wheel body and a plurality of storage nails, and the storage yarns are provided. Between the upper wheel body and the lower wheel body, the floating disk is provided with a plurality of perforations, and the storage nails pass through the perforations. The floating disk of the yarn storage structure according to any one of claims 9 to 12, wherein the outer edge of the floating disk is bent downward to form a chamfer.