JPH08325901A - Knitting yarn-cutting and-holding device in weft knitting machine - Google Patents

Abstract

PURPOSE: To provide a knitting yarn-cutting and -holding device having a simple structure, capable of producing knit fabric at a low cost while keeping high productivity and enabling the extremely easy performance of assembling and maintenance, in a weft knitting machine. CONSTITUTION: A knitting yarn-cutting and -holding device 14, which is supported by a slid guiding member 17, is placed above a tooth edge in a state where the device is reciprocally driven by a driving means 18. In the device 14, a scissors-driving block 20 and a gripper-driving block 21 are placed on a moving table which reciprocally moves the slide guiding member 17 by the driving means 18. On the gripper-driving block 21, a gripper 38 which catches and holds a knitting yarn 13 spanned over a knitting needle 5 and a yarn feeder 12 is placed. On the scissors-driving block 20, the scissors 30 for cutting the knitting yarn 13 held by the gripper 38 are placed. The scissors-driving block 20 and the gripper-driving block 21 are constructed in a state that they can be driven through the slide guiding member 17 by the driving means 23.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a knitting yarn cutting and gripping device for a flat knitting machine, and in particular, when a glove is knitted by a flat knitting machine, a transition yarn is cut and processed when transferring from a finger bag to another In addition, the present invention relates to a knitting yarn cutting and gripping device that holds a cut yarn end on the yarn feeder side and facilitates knitting.

[0002]

2. Description of the Related Art When knitting a glove using a flat knitting machine, a knitting yarn is supplied to a knitting needle on the needle bed from a yarn feeder that reciprocates in the longitudinal direction of the needle bed to knit four fingers from a little finger to an index finger. After that, knitting of four bodies is performed, and then knitting of the thumb followed by knitting of the five bodies and the wrist is completed.

Each finger is formed with a finger bag portion of an appropriate length knitted from the fingertip toward the crotch of the finger. Each time the finger bag is knitted, the knitting yarn is once cut by the cutting and gripping device provided on the knitting machine, and the next finger bag is knitted.

In the glove manufactured in this way, it is possible to prevent the transitional yarns generated between the fingertips between the fingers and the finger crotch.
The one disclosed in Japanese Patent Laid-Open No. 51574 is known. The knitting yarn cutting and gripping device described in this publication has a pair of front and rear needle beds that accommodate a knitting needle slidably and retractably in a state in which the needle bed gaps are close to each other. The scissors are slidably provided, and a gripper for supplying a knitting yarn to the scissors is provided between the scissors and a knitted fabric such as a finger bag so as to be able to move up and down from below the needle bed gap.

[0005]

However, in the knitting yarn cutting and gripping device described in the above publication, the air injection pipe and the scissors are slidably provided below the narrow mouth opening portion,
Since the gripper must be provided so as to be able to move up and down, it requires a lot of labor and time for assembling, which not only deteriorates productivity but also raises manufacturing cost.

Further, since the air injection pipe, the scissors, and the gripper are arranged below the narrow mouth part, there is also a problem that much labor and time are required for maintenance, inspection and repair. there were.

Further, since each of the air jetting pipe, scissors and gripper constituting the knitting yarn cutting and gripping device is driven by an independent driving source, in addition to a plurality of driving sources, a control device for interlocking control of these is also required. However, there is a problem that not only the device becomes complicated but also the whole becomes large. Therefore, the present invention has been proposed in view of the above problems, and while improving productivity with a simple structure, it can be implemented at low cost, and knitting yarn cutting in a flat knitting machine that enables extremely easy assembly and maintenance. It is intended to be able to provide a gripping device.

[0008]

In order to achieve the above object, a knitting yarn cutting and gripping device in a flat knitting machine according to the present invention comprises:
A pair of front and rear needle beds accommodating the knitting needles that can slide forward and backward are arranged in a state in which the mouthpieces are close to each other. In a flat knitting machine provided with a yarn feeder for feeding a yarn, a knitting yarn cutting and gripping device supported by a slide guide member is provided above the needle bed gap portion so as to be reciprocally drivable by a drive means.
The knitting yarn cutting and gripping device is provided with a scissor driving block and a gripper driving block on a moving table which is driven by a driving means to reciprocate a sliding guide member, and the gripper driving block has a knitting yarn wound between a knitting needle and a yarn feeder. A gripper is provided for capturing and gripping the scissors, and the scissors drive block is provided with scissors for cutting the knitting yarn that is stretched between the gripper gripped by the gripper and the knitting needle, and the scissors drive block and the gripper drive block are slid together. It is characterized in that it can be driven by an operating means via a motion guide member.

Further, when the sliding guide member is configured to be swingable around its axis by the operating means and the sliding guide member is rotated in one direction from the reference position to return to the reference position, the gripper grips the knitting yarn. Lift the knitting yarn part on the side of the knitting fabric so that it is sandwiched between the scissors, and cut the scissors with the gripper grasping the knitting yarn when the sliding guide member is rotated in the opposite direction from the reference position and returned to the reference position. Another feature is that it is configured to drive.

[0010]

The knitting yarn cutting and gripping device of the flat knitting machine according to the present invention will be described as an example of knitting a glove. When a knitting yarn is supplied from a yarn feeder to a knitting needle, four fingers from a little finger to an index finger are sequentially knitted. When, for example, knitting of the little finger's finger bag is completed and the knitting needle for knitting the ring finger's finger bag is started, the yarn feeder first feeds the knitting needles of the little finger's finger bag to the knitting needle. The moving base is slid on the sliding guide member by the driving means in the vicinity of the knitting yarn.

Next, when the sliding guide member is rotated in one direction from the reference position and returned to the reference position by the operating means, the gripper descends to grip the knitting yarn and sandwich the knitting yarn portion on the knitting side with the scissors. Lift to allow

After that, when the sliding guide member is rotated in the opposite direction from the reference position and returned to the reference position by the operating means, the scissors operate to the closing side while the gripper holds the knitting yarn. Then, the knitting yarn portion on the finger bag side of the little finger is cut. The knitting yarn part on the knitted fabric side cut in this way enters the finger bag of the little finger, and the end of the knitting yarn on the yarn feeder side is kept held by the gripper, so the ring finger fed from the yarn feeder is used. The finger bag can be easily created.

After the above procedure is repeated to sequentially knit four fingers from the little finger to the index finger, and after knitting the four-body body,
The gloves are completed by knitting the thumb, and then knitting the five-body and wrist parts.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A knitting yarn cutting and gripping device in a flat knitting machine according to the present invention will be described below with reference to the drawings. FIG. 1 is a schematic front view showing a needle bed portion of a flat knitting machine for knitting gloves, and FIG. 2 is a side view thereof. Reference numeral 1 generally indicates the flat knitting machine.

The flat knitting machine 1 has needles in which knitting needles 5 are accommodated in a plate-like needle groove 4 so as to be able to slide back and forth across a mountain-shaped support bracket 3 provided at both ends of a machine base 2. Two carriages 8 for arranging the bed 6 in a "H" shape in a side view with the needle bed gap 7 at the tip thereof in close proximity and for moving the knitting needles 5 forward and backward on the upper surface of each needle bed 6 8 are guided by sliding guide bars 9 and 9 arranged above and below, and the two carriages 8 and 8 are mounted so as to be slidable in conjunction with each other in the same direction by a driving device (not shown). One glove, that is, one glove, can be knitted at the same time.

Further, a carrier rail 10 is provided above the carriage 8, and a plurality of yarns in which the yarn feeder 11 at the lower end is opened in the vicinity of the portion where the knitting needles 5 of the needle bed gap 7 meet is provided on the carrier rail 10. The feeder 12 is slidably arranged. The yarn feeder 12 cuts and holds the knitting yarn 13 supplied to the knitting needles 5 on one needle bed (rear needle bed) 6 below the carrier rail 10 by a carriage 8. It is provided corresponding to 8.

This knitting yarn cutting and gripping device 14 is shown in FIGS.
As shown in FIG. 5, the slide guide bar 9 above the carriage 8 is arranged in parallel with the slide guide bar 9, and the key groove 15 is provided over the entire length.
A scissors drive block 20 and a gripper drive block are mounted on a horizontally-long "U" -shaped moving base 19 supported by a drive means 18 so as to be slidable on a slide guide member 17 including a support rod 16 having a carved groove. 21 and the fabric pressing plate drive block 22 are mounted, and each of these drive blocks 20.
Reference numerals 21 and 22 denote support rods 16 that form the slide guide member 17.
Are respectively driven by a rotating operation around the axis by the operating means 23.

As shown in FIG. 1, the driving means 18 for slidingly running the knitting and yarn cutting and gripping device 14 is a moving table 19.1.
9. A connecting member 24 is provided between the end portions 19b and 19a facing each other.
And the toothed belt 25 is connected to the outer end portions 19a and 19b to form a whole loop shape, and the toothed belt 25 portion is driven to be rotationally controlled by a controller (not shown). The motor 26 is configured to advance and retreat.

Further, at the positions near both ends of the upper support rod 16, the end of the toothed belt 25 is attached to the outer end 1 of the moving table 19.
Proximity switches 28, 28 are provided to detect the fittings 27, 27 attached to 9a, 19b and prevent excessive movement of the knitting yarn cutting and gripping device 14.

As shown in FIG. 3, the scissors drive block 20 provided on the movable table 19 is the lower end portion of the rotary operation shaft 29 penetrating the left half portion of the movable table 19, and the left half portion of the movable table 19. The scissors 30 are provided on the lower surface, and the spherical connecting member 31 is laterally extended to the upper end of the rotating operation shaft 29 for opening and closing the scissors 30, and the forked connecting portion 32a is engaged with the spherical connecting member 31. A scissors operating member 32 and a scissors driving member 33 for rotating the scissors operating member 32 are pivotally supported by a support rod (sliding guide member 17) 16.

The scissors operating member 32 is attached to the support rod 1
6 is loosely fitted and is configured to be rotatable, and scissors drive member 33
Is fitted in the key groove 15 of the support rod 16 and is rotated together with the support rod 16 when the support rod 16 is rotated.
3 and the scissors operating member 32 are connected to each other by the scissors operating member 32.
Scissor connecting pins 34a and 34b formed on the top and bottom respectively
The scissors connecting rod 35 extended from the scissors driving member 33.
The scissors operating member 32 is rotatably operated when abutting against each other.

The movable table 1 through which the rotary operation shaft 29 penetrates
A spring 56 is interposed between the upper surface of 9 and the portion where the spherical connecting member 31 is formed so as to pull up the rotating operation shaft 29 and urge it upward to keep the cutting teeth of the scissors 30 in good contact with each other. ing.

The gripper drive block 21 provided on the moving table 19 supplies the knitting yarn 13 to the scissors 30 in order to cut the knitting yarn 13 supplied from the yarn feeder 12 to the knitting needle 5, and is cut. Yarn feeder 1
The yarn end of the knitting yarn 13 on the second side is held by a sandwiching portion 36 formed by cutting the lower surface of the moving table 19 into a V shape, and an L-shaped hook 37 that moves up and down near the cutting point of the scissors 30 is provided. The formed gripper 38 and the intermediate height position of the gripper 38 are rotatably supported by a pin 39, and the upper end of the gripper 38 is movable.
A link plate 41 that is rotatably supported by a support bracket 40 that is erected from the gripper, and a gripper operating member 4 that is pivotally supported by the support rod 16 and that moves up and down the upper end of the gripper 38.
2 and a gripper drive member 43 that fits in the key groove 15 of the support rod 16 and rotates together with the support rod 16 when the support rod 16 rotates.

The gripper driving member 43 and the gripper operating member 42 are engaged with the engaging pin 44 projecting from the gripper operating member 42 when the drive lever 45 projecting from the gripper driving member 43 comes into contact.
2 is rotatably operated, and the engagement pin 44 and the drive lever 45 are elastically biased by a torsion coil spring 46 in a direction in which they approach each other.

The cloth presser plate drive block 22 presses the knitting yarn 13 supplied from the yarn feeder 12 to the knitting needle 5 when the knitting is carried out, and is vertically rotatably supported by a portion near the right end of the moving table 19. It is composed of an inverted T-shaped lifting rod 47, a holding plate 48 attached to the lower end of the lifting rod 47, and a holding plate operating member 49 for moving up and down the lifting rod 47.

Further, the pressing plate operating member 49 is the support rod 1
6 is rotatably loosely fitted, and is elastically biased by a coil spring 50 in a direction to raise the lifting lever 47, as shown in FIG.
Is engaged with an engaging hole 52 formed transparently at the upper end of the elevating rod 47, and when the drive lever 45 of the gripper drive member 43 abuts the driven pin 53 protruding from the pressing plate operating member 49, the coil spring 50. It is designed to be rotated against the tension of.

The operating means 23 for driving and operating each of the drive blocks 20, 21, 22 is a fan gear 54 attached to the right end portion of the support rod 16, a drive gear 55 meshed with the fan gear 54, and It is composed of a drive motor 56 for rotating the drive gear 55 in the forward and reverse directions.

In the flat knitting machine 1 having the knitting yarn cutting and gripping device 14 constructed as described above, first of all, the flat knitting machine 1 reciprocates in the longitudinal direction of the needle bed 6 as in the conventional case.
The knitting yarn 13 is supplied to the knitting needles 5 on the needle bed 6 and a four-finger bag (not shown) from the little finger to the forefinger is knitted from the fingertips to the finger crotch, and then the four-body knitting is performed. Then, the knitting of the thumb is knitted from the tip of the finger toward the crotch of the finger in the same manner as the other four-finger pouch, and then the knitting of the five-body and the wrist is completed.

Every time each finger bag is knitted, the knitting yarn 13 supplied from the yarn feeder 12 to the knitting needle 5 is cut by the cutting and grasping device 14, and after the yarn end on the yarn feeder 12 side is held, The design of the finger pouches has been started. This will be described in detail by taking as an example the portion in which the knitting of the little finger's finger bag is continued to the ring finger of the ring finger.
The finger bag of the little finger is knitted by the knitting yarns 13 supplied in the clockwise direction from the respective carriages 8 from the fingertip to the finger crotch. Here, the knitting course is set so that the knitting needle is at the left end when the knitting of the little finger bag is completed.

When the knitting of the little finger bag is completed, the yarn feeder 12 is moved to the right of the knitting needle 5 in which the little finger bag is knitted. Then, the drive motor 26 of the drive means 18 is activated to move the cutting and grasping device 14 to a predetermined position between the yarn feeder 12 and the knitting needle 5 in which the finger bag of the little finger is knitted, and then the drive motor 56 of the operating means 23. Is operated to rotate the supporting rod 16 together with the fan gear 54 from the reference position C in FIG.

The gripper driving member 43 of the gripper driving block 21 and the scissors driving member 33 of the scissors driving block 20 fitted in the key groove 15 are rotated by the rotation of the support rod 16. When the gripper driving member 43 rotates, its driving lever 45 contacts the engaging pin 44 to rotate the gripper operating member 42 together, and the gripper 38 cooperates with the link plate 41 to move the gripper 38 to the lower end as shown in FIG. L-shaped hook 37 of knitting needle 5 knitting a little finger bag
And the yarn feeder 11 of the yarn feeder 12 are engaged with the knitting yarn 13 to lower the yarn.

On the other hand, when the scissors driving member 33 is rotated in the direction of the solid arrow A by the rotation of the support rod 16, the scissors connecting rod 35 pushes up the lower scissor connecting pin 34a abutting against this, and the scissors operating member 32 is pushed. 3 together with the scissors driving member 33, the spherical connecting member 31 is rotated by the forked connecting portion 32a of the scissors operating member 32, and the scissors 30 are rotated through the rotation operating shaft 29 as shown in FIGS. Open to force.

Next, the drive motor 56 of the operating means 23 is reversed so that the drive gear 55 supports the fan gear 54 together with the supporting rod 1.
6 is rotated in the direction of the two-dot chain line arrow B so as to return to the reference position in FIG. When the support rod 16 rotates in the direction B of the chain double-dashed line, the scissors connecting rod 35 separates from the lower scissors connecting pin 34a, so that the scissors operating member 32 leaves the scissors 30 open and the scissors driving member 33.
Only accompany the support rod 16 (see FIG. 7).

Further, as the support rod 16 is rotated in the direction of the two-dot chain line arrow B and returned to the reference position in FIG. 2, the gripper drive member 43 is rotated, and contrary to the above, the twisting occurs. The gripper operating member 42 is rotated in the same direction as the gripper driving member 43 by the tension of the coil spring 46, and the knitting yarn 13 between the knitting needle 5 that knits the finger bag of the little finger and the yarn feeder 11 of the yarn feeder 12 is at the lower end L. The gripper 38 is pulled up as shown in FIG. 8 while being held by the hook 37 of the mold.

The knitting yarn 13 thus pulled up by the gripper 38 is firmly held by the holding portion 36, and the knitting yarn 13 between the portion held by the holding portion 36 and the knitting needle 5 knitting the finger bag of the little finger. Is sandwiched between the opened scissors 30. As shown in FIG. 9, the movement of the material pressing plate drive block 22 when the support rod 16 is rotated from the reference position in FIG. 2 in the direction of the solid line arrow A and returns to the reference position again, as shown in FIG. Since the driven pin 53 and the drive lever 45 of the gripper drive member 43 that operates the driven pin 53 are separated from each other, the lifting rod 47 is pulled up and urged by the tension of the coil spring 50.
8 is kept in the upper standby position.

Then, the drive motor 56 of the operating means 23 is driven to rotate the support rod 16 together with the sector gear 54 by the drive gear 55 from the reference position in FIG. So that the gripper drive member 43
The drive lever 45 of the gripper operating member 42 is further separated from the engaging pin 44 of the gripper operating member 42,
By the tension of the torsion coil spring 46 interposed between the gripper 38 and the L-shaped hook 37 at the lower end, the gripper 38 holds the knitting yarn 13 in the scissors 30 and is maintained.

On the other hand, when the gripper driving member 43 follows the support rod 16 against the tension of the torsion coil spring 46 and the driving lever 45 of the gripper driving member 43 contacts the driven pin 53 of the pressing plate operating member 49, The pressing plate operating member 49 is rotated to lower the pressing plate 48 to the knitting yarn pressing position via the elevating rod 47 (see FIG. 11).

When the scissors connecting rod 35 of the scissors driving member 33 comes into contact with the scissors connecting pin 34b above the scissors operating member 32 by the further rotation of the support rod 16 in the direction B of the chain double-dashed line. The scissors operating member 32 is rotated in the same direction as the scissors driving member 33, and the forked connecting portion 32
The scissors 30 are closed via a, the spherical connecting member 31, and the rotary operation shaft 29, and the knitting yarn 13 sandwiched between the scissors 30 is cut (see FIG. 12).

Since the yarn end of the finger bag side portion of the knitting yarn 13 thus cut is located above the pinkie finger bag, the cutting position of the knitting yarn 13 by the scissors 30 of the cutting and grasping device 14 is located. The cut yarn end on the knitting needle 5 side falls into the finger bag, and the yarn end portion of the knitting yarn 13 on the yarn feeder 12 side is firmly held by the gripping portion 36 by the gripper 38. still,
In the present embodiment, the scissors drive block 2 of the cutting and gripping device 14
Since 0 is located on the left side of the gripper drive block 21, the operation start position of the cutting and grasping device 14 is set to the knitting needle 5 at the end of knitting when the cutting and grasping device 14 is knitted into a little finger bag.
To the right of the cutting gripping device 14 and the yarn feeder 12
In the cutting and grasping device 14 in which the scissors drive block 20 is positioned to the right of the gripper drive block 21, the knitting needles 5 at the end of the knitting of the finger bag of the little finger are at the right end. The knitting course is set so that the yarn feeder 12 is positioned to the left of the knitting needle 5 at the end of knitting of the little finger bag, and the cutting and grasping device 14 is at the end of knitting the little finger bag. When the knitting needle 5 is moved so as to be located between the knitting needle 5 and the yarn feeder 12, the operation of the cutting and grasping device 14 is started.

When the support rod 16 rotates from the reference position in FIG. 2 in the direction of the solid arrow A and returns to the reference position again, the material pressing plate drive block 22 has the pressing plate operating member 49 as shown in FIG. Since the driven pin 53 and the drive lever 45 of the gripper drive member 43 that operates the driven pin 53 are separated from each other, the lifting rod 47 is pulled up and urged by the tension of the coil spring 50. Is kept at.

After that, the carriage 8 and the yarn feeder 12 are moved from the portion where the little finger bag is knitted to the position of the knitting needle 5 where the ring finger finger bag is knitted, and from the yarn feeder 11 of the yarn feeder 12 to the front and rear needle beds. 6.6 knitting needle 5.5
In zigzag, the finger bag of the ring finger is set up. When the knitting yarn 13 is fed in a zigzag manner to the knitting needles 5 and 5 of the front and rear needle beds 6 and 6, the drive motor 56 of the operating means 23 is driven to drive the drive gear 55 and the fan-shaped gear 54 to support the support rod 16. It is further rotated from the reference position of 2 in the direction B of the chain double-dashed line.

Then, as described above, after the drive lever 45 of the gripper drive member 43 comes into contact with the driven pin 53 of the pressing plate operating member 49, the pressing plate operating member 49 is rotated and pressed through the elevating rod 47. The plate 48 is lowered to the knitting yarn holding position shown in FIG. Thus, when the pressing plate 48 presses the knitting yarn 13 fed in zigzag to the knitting needles 5 of the front and rear needle beds 6 6, the knitting needles 5 advance and retreat by the carriage 8 8 in the next knitting course. Even when operated, the stitches can be surely formed without raising or missing, and the stitches can be easily set.

After the above procedure is repeated and four fingers from the little finger to the index finger are knitted in order, knitting of a four-body trunk is performed, and further, knitting of a finger bag of the thumb and the following five-body and wrist. When the parts are knitted on both carriages 8 and 8, one pair of gloves is completed. In the above embodiment, the scissors drive block 20 is attached to the moving table 19 of the knitting yarn cutting and gripping device 14.
The gripper drive block 21 and the material pressing plate driving block 22 are mounted, but the material pressing plate driving block 22 is not always necessary, and it goes without saying that a stitch holding device such as a sinker can be used. Is.

Further, in the above embodiment, the knitting yarn cutting and gripping device 1
4 for driving each of the drive blocks 20, 21 and 22 of FIG.
Although the operation means is formed by fitting the parts 3 and 43 and rotating the support rod 16, the key groove 15
Instead, the support rod 16 may be formed of a square bar, and the drive members 33 and 43 may be slidably and non-rotatably provided on the square bar.

Further, it goes without saying that a plurality of support rods 16 can be provided for each drive block and each drive block can be individually driven.

[0046]

As described above, the knitting yarn cutting and gripping device in the flat knitting machine according to the present invention sets up the knitting fabric for knitting the knitted fabric at different places after the knitting of a certain knitted fabric is completed. When carrying out, the moving table is positioned by the driving means in the vicinity of the knitting yarn which is being fed from the yarn feeder to the knitting needle, the knitting yarn cutting and gripping device is operated by the operating means via the sliding guide member, and the yarn is gripped by the gripper. Grasp the knitting yarn that is being fed from the feeder to the knitting needle, lift it so that the knitting yarn portion on the knitting fabric side is sandwiched between the scissors, cut the lifted knitting yarn portion on the knitting fabric side with the scissors, and also remove the yarn feeder. The end of the side knitting yarn is held in the gripper so that a new knitted fabric can be easily set up.This knitting yarn cutting and gripping device is provided in a pair of front and rear needle bed openings. To be installed above the section Because you are, assembly, maintenance, and
Inspections can be performed in a wide area above the ostium. As a result, there are advantages that assembly, maintenance, inspection, etc. can be performed easily and quickly, productivity is increased, and manufacturing cost is reduced.

Further, since the scissors driving block and the gripper driving block of the knitting yarn cutting and gripping device can be driven by the operating means via the sliding guide member, the knitting yarn cutting and gripping device can be constructed as in the conventional case. Compared with the one in which each member is provided with an individual drive device, there are advantages that the number of drive devices can be reduced and the interlocking system can be simplified.

Further, since the number of driving devices can be reduced and the interlocking system can be simplified, there is an advantage that the entire device can be downsized.

[Brief description of drawings]

FIG. 1 is a schematic front view showing a needle bed portion of a flat knitting machine for knitting gloves.

FIG. 2 is a side view of a needle bed portion of a flat knitting machine for knitting gloves.

FIG. 3 is a front view of a knitting yarn cutting and gripping device.

FIG. 4 is a partially cutaway side view of a material pressing plate drive block.

FIG. 5 is a partially cutaway side view showing the operation of the gripper drive block.

FIG. 6 is a partially cutaway side view showing the operation of the scissors drive block.

FIG. 7 is a partially cutaway side view showing the operation of the scissors drive block.

FIG. 8 is a partially cutaway side view showing the action of the gripper drive block.

FIG. 9 is a partially cutaway side view showing the action of the material pressing plate drive block.

FIG. 10 is a partially cutaway side view showing the operation of the gripper drive block.

FIG. 11 is a partially cutaway side view showing the operation of the material pressing plate drive block.

FIG. 12 is a partially cutaway side view showing the operation of the scissors drive block.

[Explanation of symbols]

 1 ... Flat knitting machine 5 ... Knitting needle 6 ... Needle bed 7 ... Needle opening 8 ... Carriage 12 ... Yarn feeder 13 ... Knitting yarn 14 ... Knitting yarn cutting grip Device 16 ... Support rod 17 ... Sliding guide member 18 ... Driving means 20 ... Scissor driving block 21 ... Gripper driving block 22 ... Fabric pressing plate driving block 23 ... Operating means 30 ... Scissors 38 ... Gripper C ... Reference position

Claims (2)

[Claims] 1. A pair of front and rear needle beds in which knitting needles are slidably and slidably housed are arranged in a state where the needle bed gaps are close to each other, and a carriage for advancing and retracting the knitting needles is provided so that the carriage can be driven and moved forward and backward. In a flat knitting machine provided with a yarn feeder for supplying a knitting needle to a knitting needle, a knitting yarn cutting and gripping device supported by a slide guide member is provided above a needle bed portion so as to be reciprocally drivable by a driving means, The knitting yarn cutting and gripping device is provided with a scissor driving block and a gripper driving block on a moving table which is driven by a driving means to reciprocate a sliding guide member, and the gripper driving block has a knitting yarn wound between a knitting needle and a yarn feeder. A gripper is provided to capture and hold the scissors, and the scissors drive block is provided with scissors for cutting the knitting yarn that is stretched between the gripper gripped by the gripper and the knitting needle. Click the knitting yarn cutting gripping device in a flat knitting machine and a gripper drive block, characterized in that the drivable configured by the operation means via the sliding guide member. 2. A gripper grips a knitting yarn when the sliding guide member is configured to be swingable about its axis by an operating means, and the sliding guide member is rotated in one direction from a reference position to return to the reference position. Lift the knitting yarn part on the side of the knitting fabric so that it is sandwiched between the scissors, and cut the scissors with the gripper grasping the knitting yarn when the sliding guide member is rotated in the opposite direction from the reference position and returned to the reference position. The knitting yarn cutting and gripping device in the flat knitting machine according to claim 1, wherein the device is configured to be driven.