KR20090030769A - Apparatus for supplying and treatment which cutting the supplied knitting yarn in holding and releasing of circular type knitting machine for intarsia fabrics only - Google Patents

Abstract

An apparatus for supplying and treatment of knitting yarn of an intarsia fabrics only circular typed knitting machine is provided to reduce components and to simplify configuration of the knitting yarn treatment apparatus by connecting pliers and a knife with a cylinder and a restoration member. An apparatus for supplying and treatment of knitting yarn of an intarsia fabrics only circular typed knitting machine comprises the followings: a yarn feeding unit mounted to a frame(20) of a needle cylinder(10); an arc-shaped frame(200) through a large size bracket(210) on the frame; an ascending/descending frame(300) connected and installed on the arc-shaped frame through an elevating activator(310); and a knitting yarn treatment unit(400) cutting the supplied knitting yarn selectively and installed on an upper part of the yarn feeding unit. The knitting yarn treatment unit includes a bracket(402), a body, a rotary lever(420), an actuator(430), a pusher(440), tongs and a knife(450,452), and an elastic pressure member(442).

Description

Apparatus for supplying and treatment which cutting the supplied knitting yarn in holding and releasing of circular type knitting machine for intarsia fabrics only}

The present invention relates to a knitting supply and processing device for a circular type knitting machine exclusively for Intarsia, and more particularly, after the end of the body plate knitting, the dial cylinder and the needle cylinder are combined so that the cylinders rotate in the same manner. The present invention relates to a knitting machine supplying and processing device of a circular type knitting machine exclusively for Intasha, which cuts to hold a knitting yarn used when knitting a body plate for knitting.

In general, the circular type knitting machine exclusively for Intasha is provided with a needle plate that can be knitted into an intershasa structure with a cylindrical needle cylinder, and the needle cylinder is rotated in a forward / reverse direction by a forward rotation drive mechanism, and the upper portion of the needle cylinder A lifting cylinder is provided.

In more detail, the circular type knitting machine for Intasha except for the dial cylinder will be described in more detail. A cylindrical needle cylinder equipped with a plurality of needle lengths for accommodating the knitting needle, and a fixed class corresponding to the diameter of the cylindrical needle cylinder A cam mechanism fixed to the sand dune, the cam group corresponding to the number of the yarns and fixed to the outer circumferential surface of the needle cylinder, a forward / reverse rotation conversion mechanism which minimizes rotational inertia while forward and reverse rotation of the needle cylinder, and It includes a conventional needle control device for controlling and adjusting the individual needles provided in the needle cylinder to be rotated forward and reverse by an input program, and a needle needle mechanism for raising and operating the individual needles in response to the command of the needle control device. do.

The knitting machine exclusively for Intasha is intended to provide a variety of colors required for knitting the Intasha by installing as many yarns as necessary according to the diameter of the needle cylinder. When knitting a sweater body plate having two or more colors, There is a knitting processing apparatus for selecting and knitting the rubber end connected to the lower part of the body plate of the sweater continuously and repeatedly.

A number of techniques related to such a superfluous processing apparatus have been presented, and one or two of them will be extracted and described.

First, Korean Patent Laid-Open Publication No. 2001-0105531 discloses that when a driving plate is moved rearward, when a radial rotation blade of a gripping member and a cutting member installed at a tip thereof is pushed and rotated by a pushing piece, the rotary blade of the gripping member grips the knitting yarn. After the cutting of the rotary blade of the cutting member is to knit the sweater body plate of the Intasha tissue and to repeat the bottom of the body plate of the sweater to knit the rubber end.

However, in the above-mentioned patent publication, whenever the driving plate is moved backward, the rotary blade of the gripping member installed at the tip of the driving plate is intermittently rotated in one direction only by the pushing piece so that the knitting yarn held by the rotary blade of the gripping member is driven. The phenomenon of pinching between the plate and the gripping member has often occurred, and if the pinching of the knitting yarn occurs, there is a problem that it leads to a knitting fault and even a fatal defect that requires disposal of the product.

In addition, the conventional knitting device is coupled to the body portion consisting of the first feed port, the fixing plate and the upper and lower fixing plate, the driving plate coupled to the holding member and the cutting member in the body portion, and coupled to the upper fixing plate through a second fixing body It consists of a cylinder fixed to the upper and lower fixing plate of the body portion through the closed piece and the support bracket, there are a lot of components and complicated, making it difficult to manufacture and the manufacturing cost increases.

The improvement of the problem of the knitting machine as described above is presented in the Republic of Korea Patent No. 503169, the gist of which is separated from the fabric by cutting the scissors in the state of first grasping the knitting yarn lifted up to the vicinity of the forceps by the apostle After the predetermined operation, the tongs are reversed to return to their original positions, so that there is no fear of knitting between the inclined column and the tongs, thereby allowing stable operation and knitting.

The yarn processing apparatus of the present invention, including the above-described patent, and the knitting yarn for supplying the knitting yarn, and the knitting processing part for holding and cutting the knitting yarn are integrated into one unit and are provided on the frame of the needle cylinder, and the rubber end (rib When the knitting yarns separated for knitting are re-organized with intarsia knitting, the knitting yarns are collected by knitting yarns held by the tongs of the knitting processing apparatus radially arranged on the frame of the needle cylinder. After holding, the narrow space for pulling to the center of the needle cylinder could be a problem with constraints.

The present invention has been researched and developed in order to solve the conventional problems as described above, the object of which is to separate the yarn feeding device and the knitting processing device by lifting the knitting device to the lifting mechanism to knit the rubber end (rib piece) When reshaping the separated knitting yarns with intarsia knitting, the knitting needles collect the knitting yarns held by the tongs of the knitting machine, which is arranged radially on the frame of the needle cylinder, and then to the center of the needle cylinder. In order to secure a sufficient space for the pulling operation, it is to provide a knitting supply and processing device of the circular type knitting machine for Intasha for ensuring the smooth operation of the knitting device.

Another object of the present invention is to simplify the configuration of the knitting processing apparatus by reducing the configuration of the knitting processing device by connecting the cylinder and the restoring member and a pair of tongs and knives to each end of the tee-shaped rotating member, the knitting or twisting of the knitting yarn The present invention provides a knitting supply and processing device for a circular knitting machine exclusively for Intasha, which allows the user to securely hold and cut the knitting yarn without any concern.

The knitting machine of the circular type knitting machine for intasha according to the present invention for achieving the above object is a yarn feeding device which is radially mounted to the center of the needle cylinder in the frame of the needle cylinder top; An elevating frame spaced above the frame and mounted on an arc frame and connected to the arc frame via an actuator to move up and down; It is installed on the elevating frame at the upper position of the yarn feeding device, characterized in that consisting of a yarn processing device provided to selectively grab and cut the yarn supplied from the yarn feeding device.

In the knitting supply and processing device of the circular type knitting machine for intasha according to the present invention, the needle latch position of the yarn feeding device of the yarn feeding device, i.e., when raised from the needle groove of the needle cylinder, the needle latch is opened. It is characterized in that the latch opener is provided.

In the knitting yarn supply and processing apparatus of the circular type knitting machine for intasha according to the present invention, the steep gear is mounted to the lifting frame, the base is formed with two long holes; A steep spherical body having a steep spout at the tip to be guided by the long hole of the base to be straight with the base when rotated and rotated at a predetermined angle when retracted; A first actuator having a cylinder mounted on the base to hinge the spinneret body forward and backward and hinged to a piston rod forward and backward in the cylinder; And a stopper mounted on the base to limit the forward movement of the steep jet body.

In the knitting supply and processing device of the circular type knitting machine for intasha according to the present invention, the knitting processing device is a bracket mounted to the lifting frame; A body mounted at an end of the bracket and installed with a lever, a knife, and a tong; A rotation lever of a T-shaped rotatable shape installed rotatably around the hinge on the body; A second actuator installed horizontally in a middle portion of the bracket so as to push one end of the rotary lever having a tee shape; A push rod horizontally installed on the bracket at the lower position of the second actuator so that a pushing force is always applied to the other end of the rotary lever having a tee shape; Tongs and knives installed on the end of the body and slid up and down by another one end of the tee-shaped rotary lever to cut the knitting yarn: an elastic pressure to press the forceps toward the forceps so as to securely hold the knitting yarn to the body Member; characterized in that consisting of.

In addition, the push rod and the elastic pressing member is preferably provided with a spring that is elastically installed to adjust the degree of pressing on the rotation lever and the forceps and the adjustment nut installed to push the spring in the direction of the center line.

In addition, when the yarn processing device is viewed from above, the yarn feeder body of the yarn feeding device is rotated so that the yarn feeding through the yarn feeder of the yarn feeding machine is inserted into the tongs of the yarn processing device and the groove of the knife. It is characterized in that it is installed at a position (approximately 3 to 8 mm) slightly shifted in the direction of rotation.

All the actuators used in the knitting supply and processing device of the circular type knitting machine for intasha according to the present invention is preferably provided with a responsive air cylinder.

As described in detail above, according to the knitting yarn supplying and processing apparatus of the circular knitting machine for exclusive use of Intasha according to the present invention, by separating the yarn feeding device and the knitting processing device separately and lifting the knitting processing device with the lifting mechanism, When the knitting yarns separated for knitting are re-arranged with intarsia knitting, the knitting yarns are collected by knitting the knitting yarns held by the tongs of the knitting processing device radially arranged on the frame of the needle cylinder. After the needle cylinder is secured enough space for the pull operation to the center, and this is a useful invention that can ensure the smooth operation of the knitting device.

In addition, the present invention simplifies the configuration of the knitting processing apparatus and reduces its components by connecting the cylinder, the restoring member, and the pair of tongs and knives to each end of the tee-shaped rotating member, without fear of pinching or twisting the knitting yarn. It is a useful invention which can hold and cut as it is while the knitting yarn passes.

Hereinafter, a knitting yarn supplying and processing apparatus for a circular type knitting machine for intasha according to the present invention will be described in detail based on the preferred accompanying drawings in one embodiment.

Figure 1 is a side view showing the knitting supply and processing device of the circular type knitting machine for Intasha according to the present invention, Figure 2 is a plan view showing an extract of the knitting device in Figure 1, Figure 3 is a steep body in Figure 2 Is a plan view of the knitting supplier of the plan view of the retracted and rotated state, Figure 4 is a side view of Figure 2, Figure 5 is a side view showing the knitting processing device in Figure 1, Figure 6 is a knitting yarn in the device of the present invention This is a cross-sectional view showing in detail the excerpt from the cutting part.

As shown in the figure, in the knitting machine of the circular type knitting machine for intasha according to the present invention, a plurality of yarn feeding device 100 in the frame 20 of the needle cylinder 10, the center of the needle cylinder (10) It is mounted radially to face, the frame 20 is mounted to the frame frame 200 through the large bracket 210 so as to be spaced to the upper portion, and elevating actuator (up and down) to the arc frame 200 Lifting frame 300 is connected through the 310, and the knitting frame processing device is provided to selectively hold and cut the knitting yarn supplied from the feeding device 100 in the lifting frame 300 of the upper portion of the yarn feeding device 100 It consists of 400.

The lifting actuator 310 is a fast response air cylinder, the cylinder 311 is mounted on the arc-shaped frame 200 and the lifting frame 300 at the end of the piston rod 312 which is released in the cylinder 311 It is installed.

The feeding device 100 is equipped with a base 110 in which two long holes 112 are formed in the frame 20, and is guided and advanced by the long holes 112 of the base 110, and then the base 110 is moved. The spinneret body 120 is installed so as to be straight and rotated at a predetermined angle when it is reversed, and the first actuator 130 is installed to move the spinneret body 120 forward and backward.

The first actuator 130 is preferably provided with an air cylinder which is responsive as air is used, and the cylinder 132 is mounted on the first bracket 114 of the base 110 and the cylinder 132. The end of the piston rod 134, which is haunted within, is connected through the feed port body 120 and the hinge 136.

The base 110 is provided with a stopper 140 for limiting the advancement of the steep spherical body 120 that is advanced by the first actuator 130, the front end of the steep spherical body 120 to guide the knitting yarn The yarn feeder 150 is provided.

A latch for opening the latch of the needle 30 when the feed hole 150 of the feeding device 100 is lifted from the needle groove 12 of the needle cylinder 10 in the frame 20 of the needle cylinder 10. The opener 160 is mounted through the second bracket 162.

The knitting processing apparatus 400 has a bracket 402 mounted on the lifting frame 300, and a body 410 is mounted at an end of the bracket 402, and the hinge 412 is centered on the body 410. T-shaped pivoting lever 420 is installed to be rotated, and the second actuator 430 is horizontally installed to push one end of the T-shaped pivoting lever 420 to the middle portion of the bracket 402. It is.

In addition, the lever pusher 440 is horizontally installed on the bracket 402 at the lower position of the second actuator 430 so that a force pushing the other end of the rotary lever 420 having a tee shape is applied at all times. At the end of the 410, the tongs 450 and the knife 452, which are installed to hold the knitting yarn while being slid up and down by another end of the swivel lever 420, which is a T-shape, are formed as one unit.

The lever push rod 440 is provided with a spring 442 elastically pushed toward the rotation lever 420 to adjust the degree of pressing on the rotation lever 420, the center line at the end of the spring 442 The adjusting nut 444 is installed to push in the direction.

The unit of the forceps 450 and the knife 452 is provided with a sheath 454 is formed with a groove 455 for guiding the forceps 450 and the knife 452, the groove 455 of the sheath 454 The forceps 450 and the knife 452 are installed to slide, but the plate spring 458 is interposed between the forceps 450 and the knife 452 to closely contact the knife 452 with the sheath cover 456. The sheath 454 is covered with a sheath cover 456. The leaf spring 458 is fixed to the sheath 454 so that the leaf spring 458 is kept in place even though the leaf spring 458 is slid up and down by the pivot lever 420.

As the second actuator 430 of the knitting processing apparatus 400 also uses air, it is preferable that the air cylinder is provided with a fast response. The cylinder 432 is mounted on the bracket 402 and the cylinder 432 is used. The end of the piston rod 434 which is projected in the inside is provided so as to push one end of the rotation lever 420.

Although the bracket 402 and the body 410 of the knitting processing apparatus 400 are illustrated and described as being provided separately, the bracket 402 and the body 410 may be provided integrally to reduce the number of parts and simplify the assembly.

In addition, the body 410 is provided with an elastic pressing member 460 for pressing the forceps 450 to securely hold the tongs 450, which is in close contact with the forceps 450, so close When the forceps 462 made of a material having a good friction force is installed and the spring 464 elastically supports the forceps 462 by pushing the forceps 462 toward the forceps 450 at the other end of the forceps 462. The end of the spring 464 is provided with an adjusting nut 466 that can push the spring 464 in the direction of the center line so as to adjust the degree to press the forceps 450.

When the knitting processing device 400 is viewed from above, the knitting yarn body 120 of the feeding device 100 is rotated to pass through the feeding hole 150 at the end thereof, and tongs 450 of the knitting processing device 400 are included. ) And the feed hole body 120 of the feed feeding device 100 are disposed at a slightly shifted position (approximately 3 to 8 mm) so as to fit inside the groove of the knife 452.

Knitting supply and processing device of the circular type knitting machine for intasha according to the present invention, when knitting a body plate, such as a sweater, the piston rod 312 of the cylinder 311 which is the lifting actuator 310 mounted on the arc frame 200 first ) Is operated in a state in which it is short, so that the elevating frame 300 is raised, and thus, the knitting processing apparatus 400 mounted on the elevating frame 300 is also raised. At this time, the knitting yarn is supplied and gripped up to the tongs 450 of the knitting processing apparatus 400 through the feeding hole 150 of the feeding device 100.

Therefore, the intarsia knitting is knitted in a possible state, and afterwards, the knitting processing apparatus 400 radially arranged on the frame 20 on the needle cylinder 10 by using a knitting apparatus (not shown). ) After grabbing the knitting yarns held by the forceps 450 and pulling it to the center of the needle cylinder 10, pulling it from the bottom or collecting and laying it down.

When knitting in such a state that the intermittent knitting is possible, the knitting processing device 400 is raised from the frame 20 to the upper by the lifting actuator 310, so that sufficient space is secured, the needle cylinder 10 using the knitting collection device ) There is no problem in pulling and pulling the knitting yarns held by the tongs 450 of the knitting processing apparatus 400 arranged radially on the upper frame 20, thereby ensuring smooth operation of the knitting apparatus. will be.

As the piston rod 134 of the cylinder 132, which is the first actuator 130 of the yarn feeding device 100, is advanced in the state in which the yarn treating device 400 is raised as described above, the yarn injection body 120 is the needle cylinder ( 10 is advanced toward the center and the feeding port 150 of the front end of the feeding hole body 120 is also advanced. In this way, the knitting yarn 150 is advanced in the state in which the needle provided in the needle cylinder 10 takes the knitting yarn supplied through the feeding yarn 150 to form a loop to knit the body plate.

After the body plate knitting, such as sweaters are finished, the dial cylinder and the needle cylinder (10) is coupled to these cylinders to rotate the same, and to knit the rubber stage, the knitting yarn used in the body plate knitting It is damaged and even broken, making it impossible to knit the rubber ends.

Therefore, in order to knit the rubber ends, the knitting yarn used in the body plate knitting should be cut off, and the knitting yarn must be held for the continuous operation of the body plate knitting.

Hereinafter, the process of cutting and separating the knitting yarn connected to the body knitting fabric prior to the knitting of the rubber stage from the body knitting fabric such as a sweater, and at the same time, the process of holding the knitting yarn supplied from the yarn feeder 150 for the next body knitting. To see.

 The rubber short knitting process of the sweater, etc., first is operated so that the piston rod 312 of the cylinder 311, which is the lifting actuator 310 mounted on the arc frame 200, to stand for a long time, so that the lifting frame 300 is lowered. Therefore, the knitting processing apparatus 400 mounted on the lifting frame 300 is also lowered.

As described above, since the piston rod 434 of the cylinder 432, which is the second actuator 430 of the knitting processor 400, is extended and operated in the state in which the knitting processing apparatus 400 is lowered, the piston rod 434 ends and the like. Rotating lever 420 installed in contact is rotated about the hinge 412, this causes the forceps 450 and the knife 452 connected to the other end of the rotation lever 420 is lowered to the sheath 454 and Protrudes from the bottom of the sheath cover 456.

When the tongs 450 and the knife 452 are lowered and protruded from the sheath 454 forming the knitting processing device 400, the piston of the cylinder 132 which is the first actuator 130 of the feeding device 100 is projected. As the rod 134 is retracted and returned to its original position, the yarn feeder body 120 is rotated by a predetermined angle in the direction of the arrow of FIG. 3 while retreating toward the outside of the needle cylinder 10.

Therefore, the yarn feeder 150 is rotated together with the yarn feeder body 120, and the knitting yarn supplied to the yarn feeder 150 is caught by the grooves of the tongs 450 and the knife 452.

After the knitting yarn is caught by the tongs 450 and the knife 452, the piston rod 434 of the cylinder 432, which is the second actuator 430 of the knitting processing apparatus 400, is operated again and retracted to its original position. At the same time, the pivoting lever 440 is rotated around the hinge 412 by the restoring force of the spring 442 supporting the lever pusher 440, thereby tongs connected to the other end of the pivoting lever 420 The 450 and the knife 452 are raised to enter the sheath 454 and the sheath cover 456.

At this time, the tongs 450 is first drawn between the tongs stick 462 and the tongs 450 while being pulled by the tongs 450, which is drawn into the knife 452, so that the knitting yarns are gripped. After being gripped by tongs 450, the knitting yarn is cut between the knife 452 and the sheath cover 456 as the knife 452 then pulls the knitting yarn. In this way, the sheath 454 and the sheath cover 456, the tongs 450 and the knife 452 are repeatedly haunted while holding and cutting the knitting yarn, so that the knitting yarn passes without any risk of pinching or twisting the knitting yarn. It can be.

Therefore, the knitting yarn connected to the body knitted fabric is cut off from the body knitted fabric prior to the knitting of the rubber end from the body knitted fabric such as a sweater.

The present invention is to be used in the knitting yarn supply and processing device for holding the knitting yarn used when knitting the body plate to knit the rubber end after knitting the body when knitting a sweater, etc. bar type knitting machine exclusively for Intasha It is available.

Figure 1 is a side view showing the knitting supply and processing device of the circular type knitting machine for Intasha according to the present invention,

Figure 2 is a plan view showing an extract of the knitting device in Figure 1,

3 is a plan view of the knitting yarn supply device of the top view of the state in which the yarn feeder body is retracted and rotated in FIG.

4 is a side view of FIG. 2;

Figure 5 is a side view showing an extract of the knitting processor in Figure 1,

Figure 6 is a cross-sectional view showing in detail the portion of the holding and cutting the knitting yarn in the apparatus of the present invention.

<Description of the symbols for the main parts of the drawings>

10: needle cylinder 20: frame 100: feeding device

110: base 120: the yarn feeder body 130: the first actuator

132,432: cylinder 136: hinge 134,434: piston rod

140: stopper 150: yarn feed port 200: arc frame

300: elevating frame 310: elevating actuator 400: knitting machine

402: bracket 410: body 420: rotating lever

430: second actuator 440: lever pusher 450: clamp

452: sword 454: sheath 456: sheath cover

Claims (6)

A yarn feeding device radially mounted to the frame of the needle cylinder to face the center of the needle cylinder; An elevating frame mounted on the frame and spaced above the elevating frame to be mounted to the arc frame and connected to the elevating frame by elevating actuator; And a knitting device for a circular type knitting machine for intasha, characterized in that it is installed on the elevating frame at the upper position of the yarn feeding device and configured to selectively hold and cut the yarn supplied from the yarn feeding device. The method of claim 1, The knitting processing apparatus includes a bracket mounted to a lifting frame; A body mounted at an end of the bracket and installed with a lever, a knife, and a tong; A tee-shaped rotating lever installed on the body so as to rotate about the hinge; An actuator installed horizontally in a middle portion of the bracket to push one end of the tee-shaped rotation lever; A push rod horizontally installed on the bracket at the lower position of the actuator so that a pushing force is always applied to the other end of the swivel lever having a tee shape; Tongs and knives installed on the end of the body and slid up and down by another one end of the tee-shaped rotary lever to cut the knitting yarn: an elastic pressure to press the forceps toward the forceps so as to securely hold the knitting yarn to the body The member; knitting yarn supplying and processing device for a circular type knitting machine for Intasha, characterized in that consisting of. The method of claim 1, The steep gear is mounted to the lifting frame, the base is formed with two long holes; A steep spherical body having a steep spout at the tip to be guided by the long hole of the base to be straight with the base when rotated and rotated at a predetermined angle when retracted; An actuator mounted to a base to hinge the spinneret body forward and backward and hinged to a piston rod forward and backward in the cylinder; Knitting supply and processing device for a circular type knitting machine for intasha, characterized in that consisting of; a stopper mounted on the base to limit the advance of the yarn. The method of claim 3, The yarn feeder position of the yarn feeder, that is, the upper frame of the needle cylinder, the knitting needle supply of the circular type knitting machine for intasha, characterized in that a latch opener for opening the needle latch is provided when raised from the needle groove of the needle cylinder; Processing unit. The method of claim 2, The lever pusher and the elastic pressure member of the circular type knitting machine for intasha, characterized in that the spring is installed elastically to press the rotating lever and the forceps and the adjusting nut is installed to push the spring in the direction of the center line thereof. Knitting feed and processing device. The method according to any one of claims 1 to 3, The elevating actuator and the first, the second actuator is a knitting machine supply and processing device of the circular type knitting machine for intasha, characterized in that the responsive air cylinder is provided.

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