KR101263427B1 - Sewing machine for making toe socks - Google Patents

Abstract

The present invention fits the front end portion of the toe socks knitted by the glove knitting machine and the second half of the toe socks knitted by the sock knitting machine, the sock fitting portion is provided with a needle plate on the upper surface, the rear end portion of the sock fitting portion An upright follower is formed, a sewing machine body having a female part formed in parallel with the sock-fitting part from the upper part of the driven part, and is axially supported by penetrating the head of the arm up and down and moved up and down through the needle rod driving mechanism. Four needles are installed side by side through the needle to the needle bar, and the needles are arranged side by side at regular intervals at the lower end of the needle bar, and the four needles are supplied to each of the four fixed yarns, the needle and the oscillating movement in conjunction with the vertical movement of the needle A plurality of threads for adjusting the tension of the oscillation shaft configured to protrude to the front of the arm portion and the tension of the thread supplied to the outer surface of the driven portion And a thread winding means for controlling the thread winding of the thread leading to the four main needles from the thread adjuster, and installed on one side of the four main needles, and an upper loop yarn is supplied from the thread adjuster, and interlocked with the vertical movement of the needle bar. An upper looper means for advancing from side to side toward the four main needles and the sock-fitting part and provided with a lower loop yarn from the thread adjuster, and the four main needles at the bottom of the needle plate in association with the swing of the swing shaft. It characterized in that it comprises a lower looper means for advancing left and right toward.

Description

SEWING MACHINE FOR MAKING TOE SOCKS}

The present invention relates to a sewing machine for toe socks, and more specifically, toe socks can be manufactured by sewing the front end portion of the toe socks knitted by the glove knitting machine and the second half of the toe socks knitted by the sock knitting machine. The present invention relates to a sewing machine for sewing a toe socks so that the sewn parts are connected to each other so that they are connected to each other without being protruded.

Toe socks are used to prevent each other's toes from sweating between the toes to prevent the occurrence of diseases such as athlete's foot or to deteriorate athlete's foot.

General socks are knitted by SOCK KNITTING MACHINE, but in the case of toe socks, they are knitted by GLOVE KNITTING MACHINE. This is because the toe receiving portion of the toe is made of a plurality of toes of the cylindrical toe. Therefore, in the case of a normal sock without a toe receptacle, it is not necessary to knit a plurality of toe receptacles, and thus various knitting machines can be knitted.

Here, as shown in Figure 1, in the case of the toe socks knitted through the glove knitting machine takes the same form as a so-called glove obtained by a glove knitting machine, but the length is configured a little longer.

However, since the conventional toe socks are knitted in a glove-like form by the glove knitting machine, there is a problem that the heel is often peeled off slowly during the activity. Therefore, to prevent this, heels must be formed like regular socks without toes.

In addition, the conventional toe socks have a problem that can not be embroidered or change the shape of the tissue because it is knitted using a glove knitting machine. In other words, general socks can embroider or change the shape of tissue freely, so that high quality and variety of products can be pursued, but toe socks can only give color in the knitting direction, but cannot change tissue or embroider quality. There was a problem falling off the user because the product is monotonous.

An object of the present invention is to provide a toe socks sewing machine to make a toe socks by sewing the front end of the toe socks knitted by the glove knitting machine and the second half of the toe socks knitted by the sock knitting machine.

An object of the present invention is configured to be sewn flat to the butts of the toe socks are mutually opposed to each other, there is no seizure and less wear due to friction, it is possible to produce a beautiful toe socks To provide a toe socks sewing machine.

Another object of the present invention is to provide a toe socks manufactured by sewing the toe socks.

Toe socks sewing machine according to the present invention in order to achieve the above object is fitted with a front end portion of the toe socks knitted by a glove knitting machine and the second half of the toe socks knitted by a sock knitting machine, sock provided with a needle plate on the upper surface A fitting part is formed, and a follower part is formed on the rear end of the sock fitting part, and is installed upward, and a sewing machine body having a female part formed in parallel with the sock fitting part from an upper part of the driven part, The needle bar penetrates up and down and is supported by the needle bar driving mechanism, and moves up and down through the needle bar drive mechanism. Four needles are installed side by side at four intervals at regular intervals at the lower end of the needle bar, and four fixing yarns are supplied. A swinging shaft configured to oscillate in conjunction with a vertical movement of the swinging shaft, and an extended end of the swinging shaft protruding toward the front of the arm portion; A plurality of thread adjusters for adjusting the tension of the thread provided on the surface, thread winding means for controlling the thread winding of the thread which reaches the four main needles from the thread adjuster, and the thread adjuster installed at one side of the four main needles The upper loop yarn is supplied from the upper looper means for advancing from side to side toward the four main needles in association with the vertical movement of the needle bar, and is installed in the sock-fitting portion, and the lower loop yarn is supplied from the thread adjuster. It characterized in that it comprises a lower looper means for advancing from side to side toward the four main needles in conjunction with the swing of the needle plate.

The present invention can produce a toe socks by sewing the front end portion of the toe socks knitted by the glove knitting machine and the second half of the toe socks knitted by the sock knitting machine, the toes socks are sewn together but not protruded There is an effect that the sewing can be connected flat.

1 is a view showing a conventional toe socks,
Figure 2 is a perspective view showing a sewing machine for sewing a toe socks according to the present invention,
Figure 3 is an enlarged front view of the main part of the toe socks sewing machine according to the present invention,
Figure 4 is an enlarged perspective view of the main part of the toe socks sewing machine according to the present invention,
5 and 6 are side views of the sewing machine for sewing the toe socks,
7 is a view showing the shape of the toe socks manufactured through the sewing machine according to Figs.

Hereinafter, with reference to the accompanying drawings will be described in detail a sewing machine for sewing a toe socks according to the present invention.

Attached Figure 2 is a perspective view showing a toe socks sewing machine according to the present invention, Figure 3 is an enlarged front view of the main portion of the toe socks sewing machine according to the present invention, Figure 4 is for toe socks sewing according to the present invention 5 and 6 are side views of the sewing machine for sewing the toe socks, and FIG. 7 is a view showing the shape of the toe socks manufactured by the sewing machine according to FIGS. 2 to 6.

Referring to the drawings, toe socks sewing machine according to the present invention sewing the front end portion (1) of the toe socks knitted by the glove knitting machine and the second half (2) of the toe socks knitted by the sock knitting machine toe socks Characterized in that it can be produced, the sewing machine body 100, needle bar 210, four main needle 220, swinging shaft 300, thread adjuster 400, thread winding means 500, upper looper Means and lower looper means.

As shown in FIG. 2, the sewing body 100 is fitted with a front end portion 1 of the toe socks knitted by a glove knitting machine and a rear end portion 2 of the toe socks knitted by a sock knitting machine, and a needle on an upper surface thereof. The socks fitting part 110 provided with the plate 111 is formed, and the driven part 120 which is standing upright is formed in the rear end part 2 of the said socks fitting part, and is formed from the upper part of the driven part 120. Arm portion 130 is formed parallel to the sock fitting portion 110 is formed.

Here, the socks fitting portion 110 has a circular shape as a whole so that the socks can be fitted, the upper side has a flat upper surface for seating the sewing portion (3) of the socks, the needle on the upper surface The needle plate 111 that can penetrate through is mounted. And the sock fitting portion 110 may be configured by adjusting the length according to the length of the toe socks to be manufactured. That is, in the case of the toe socks with short ankles, the sock fitting part 110 is configured to be short, and in the case of the toe socks with the ankles as long as the climbing socks, the sock fitting part 110 is configured as a long sock for the second half of the toe only 2. It is desirable to be able to easily perform the sewing of the toe socks fitted to the fitting portion as a whole.

The needle bar 210 is axially supported by vertically penetrating the head 131 of the arm portion 130 is configured to move up and down through the needle bar driving mechanism. Needle bar driving mechanism not shown to move the needle bar 210 up and down is configured in the head 131 of the arm portion, a detailed description of the already known technology will be omitted.

As shown in FIG. 3, the four main needles 220 have four needles 221, 222, 223, and 224 installed side by side through the needles 225 at regular intervals at the lower end of the needle bar 210, and four fixed yarns S1 and S2. , S3, S4 are supplied respectively. That is, the four main needles 220 composed of the four needles 221, 222, 223 and 224 penetrate through the needle plate 111 by vertical movement of the needle bar 210. S4) is to be configured so that the front end portion (1) and rear end portion (2) of the toe socks parallel to the butt sewing portion (3).

The rocking shaft 300 is oscillated in conjunction with the vertical movement of the needle bar 210, the extension end is configured to protrude to the front of the arm portion (130). That is, the swing shaft 300 is a technique already known as a configuration that operates in conjunction with the needle bar 210. Here, if the rocking shaft 300 and the needle bar 210 is described in the interlocking operation schematically, the upper end of the needle bar 210 is connected via a pin to a lever fixed to one end of the rocking shaft 300, the rocking shaft 300 Is axially supported on the bearing fixed to the sewing machine body orthogonal to the needle bar (210). And the crank fixed to the other end of the swinging shaft 300 is connected to the rod mounted on the eccentric cam of the upper shaft, and when the lever fixed to the swinging shaft 300 swings up and down, the needle bar 210 is supported on the sewing machine body axially Move up and down. Therefore, the needles 221, 222, 223, and 224 move vertically through the needle plate 111 by the vertical movement of the needle bar 210.

The thread adjuster 400 performs a role of adjusting the tension of the thread supplied to a plurality of installed on the outer surface of the follower 120. Specifically, the thread adjuster 400 includes a fixing bracket 410 fixed to one side of the driven part 120 and a mounting force adjusting part 420 fixed to the fixing bracket 410, wherein the mounting The force adjusting part 420 may include a seal guide plate (not shown) fixed to a fixing bracket therein, a support shaft (not shown) on which one side is mounted on the seal guide plate, and a seat plate inserted into the support shaft. It comprises a control spring (not shown) seated on and an adjusting cap 421 screwed to the end of the support shaft. Here, the thread adjuster 400 is provided on one side of the driven part 120 of the sewing machine body, but is not limited to this, the fixed yarn (S1, S2, S3 continuous from the toe socks to the thread adjuster 400). In order to shorten the path length of S4, it is preferable to install the thread adjuster 400 closer to the sewing portion 3 of the toe socks, for example, to the arm portion 130.

The thread winding means 500 performs a role of controlling the thread winding of the thread which reaches the four main needles 220 from the thread regulator 400. Specifically, the thread winding means 500 is provided on the front of the arm portion 130 and the fixed yarn guide portion for inducing by passing through each of the fixed yarns (S1, S2, S3, S4 supplied from the thread adjuster 400) ( 510 and the needle bar 210 mounted on an upper end of the needle bar 210 and moved up and down together with the needle bar 210 to move up and down the fixed yarns S1, S2, S3, and S4 exiting the fixed yarn guide part 510. Movable yarn guide portion 520 and the oscillating shaft 300 coupled to the swinging shaft 300 to swing in front of the arm portion 130, the fixed yarn guide portion 510 and the movable yarn guide portion Fixed yarns (S1, S2, S3, S4) between the 520 is coupled to the fixed yarn guide portion 510 and the thread adjuster 400 from the toe socks together with the movable yarn guide portion 520. It consists of a thread winding bar 530 to perform a thread winding action of the fixed yarn (S1, S2, S3, S4).

The upper looper means is installed to one side of the four main needles 220 and the upper loop yarn (S5) is supplied from the thread adjuster 400, the four main needles 220 in conjunction with the vertical movement of the needle bar (210) And retreat from side to side toward the side. That is, the upper looper means catches and pulls the loops of the fixed yarns S1, S2, S3, and S4 formed on the rear side of the four main needles 220 moving upward when entering the upper side, while the upper looper means is formed on its rear side upon retreat. Loop yarn (S5) It is held between the loop and each of the fixing yarns (S1, S2, S3, S4) by the needle moving downward, and the fixing yarns (S1, S2, S3, S4) and the upper loop yarn S5 form stitched stitches.

Specifically, the upper looper means is provided with an upper loop yarn guide portion 611 for guiding the upper loop yarn S5 supplied from the thread adjuster 400, and is installed in the acupuncture 225 and guides the upper loop yarn. An upper loop yarn inducing part 612 is provided to guide the upper loop yarn S5 passing through the part 611, and an arc that passes the upper loop yarn S5 supplied from the upper loop yarn inducing part 612 at a lower end thereof. The vibration guide part 613 provided with the long hole 613a of the shape is provided, and is provided to the lower side of the vibration guide part 613 by the front and rear rocking motion of the looper driving shaft 614a interlocked with the needle bar 210. An upper looper 614 which reciprocates in a reciprocating manner so as to cross the side of the four main needles 220 installed in a direction orthogonal to the sewing progress direction, and the front end thereof draws an elliptical movement trajectory in synchronization with the vertical reciprocating motion of the four main needles 220. It is composed of That is, the upper looper means is the upper loop yarn (S5) supplied from the thread regulator 400 through the upper loop yarn guide portion 611, the upper loop yarn guide portion 612 and the long hole (613a) the upper looper ( 614, needle stitches of which the upper loop yarn S5 is sewn to the fixed yarns S1, S2, S3, and S4 sewn on the upper surface of the toe socks sewing portion 3 by the reciprocating motion of the upper looper 614. To form.

The lower looper means is installed in the sock fitting portion 110 and the lower loop yarn S6 is supplied from the thread adjuster 400, and the needle plate 111 is interlocked with the swing of the swing shaft 300. At the bottom of the) is configured to advance left and right toward the four main needles (220).

Specifically, the lower looper means is provided with a lower looper shaft 621 orthogonal to the vertical movement direction of the four main needle 220, the lower looper installed on the mounting table 622 at the tip of the lower looper shaft 621. 623 is provided, the lower looper driving configured to move the lower looper shaft 621 in the direction of the four main needles 220 by oscillating the lower looper shaft 621 in conjunction with the vertical movement of the four main needles 220. Means (not shown). That is, the lower looper means catches and pulls the loops of the fixed yarns S1, S2, S3, and S4 formed on the rear side of the four main needles 220, which move upward at the bottom of the needle plate 111. At the entrance, the lower loop thread (S6) loop formed at its rear side and each fixing thread (S1, S2, S3, S4) are held by the downwardly moving needle and fixed to the bottom surface of the toe socks sewing portion (3). The yarns S1, S2, S3, S4 and the lower loop yarn S6 form stitched stitches.

On the other hand, the present invention is rotated by selectively pressing the sewing portion (3) of the toe socks that are fitted to the socks fitting portion 110 to the rear side of the socks fitting portion 110 as shown in Figure 5 and 6 Roller means for making is installed. That is, the toe socks are rotated in the state fitted to the sock fitting portion 110 is sewing portion 3 is sewn, at this time can rotate the toe socks through the roller means to facilitate the sewing operation of the toe socks will be. Specifically, the roller means is installed on the rear side of the sock fitting portion 110 and the pressure roller 720 is selectively or pressurized to the sewing portion 3 of the sock through the selective pressure of the pressure cylinder 710 and And a rotation shaft 720 coupled to the center of the pressure roller and one end of the rotation shaft 730 to rotate the rotation shaft 730 by a predetermined angle in conjunction with the vertical movement of the four main needles 220. It comprises a rotating means 740. Here, it is preferable to form a pressing surface consisting of a hill and a valley on the outer surface of the pressing roller 720 to increase the adhesion of the toe socks so that the rotation of the toe socks can be more easily performed. That is, in the state in which the toe socks are fitted to the socks fitting portion 110 as shown in FIG. 4, the pressure roller 720 is pressed to the sewing portion 3 of the toe socks through the pressure cylinder 710 as shown in FIG. 5. By rotating the pressure roller 720 through the means 740 to facilitate the rotation of the toe socks can be easily performed.

In addition, the present invention is provided with a cutter means for cutting the sewing portion of the portion of the toe socks fitted to the socks fitting portion (110). Specifically, referring to FIGS. 3 and 4, the cutter means includes a presser foot, a cutter mechanism, and a cutter driving mechanism.

The presser foot is composed of a presser foot body 800 mounted at the lower end of the needle bar, and two presser feet 810 and 820. The presser feet 810 and 820 extend in parallel to each other from the left and right sides of the front of the presser foot main body 800 toward the front. In addition, the presser feet 810 and 820 face each other at an appropriate interval in front of the presser foot body 800, and form an access path 830 of the toe socks sewing unit.

The cutter mechanism includes a movable cutter 841 mounted to the presser foot and reciprocating to the center side of the needle plate along an upper surface of the needle plate 111, and a fixed cutter 842 sliding and contacting the movable cutter. Here, the fixed cutter 842 is a plate-shaped cutter fixed to the presser foot 810 on the left side, and is fixed to the hole 811 provided in the presser foot 810. In addition, the fixed cutter 842 has a blade 842a is formed at the tip that protrudes into the access path 830 between the pressing foot. And the movable cutter 841 is inserted in the hole 821 provided in the presser foot 820 of the right side, and is guided in the hole 821, and is comprised so that a movement to the left-right direction is possible. In addition, the movable cutter 841 has a blade 841a at the tip portion protruding into the access path 830 between the pusher feet. The base of the movable cutter 841 protrudes to the outside of the presser foot 820 by a suitable length, and is fixed to the cutter holder 852 of the lower end of the mounting stand 851. Here, the mounting table 851 and the cutter holder 852 is a component of the cutter drive mechanism to be described later. Therefore, the movable cutter 841 reciprocates in the left-right direction according to the repeated rotation of the cutter vibration shaft 853 transmitted through the cutter drive mechanism described later. The blade 841a at the tip of the movable cutter 841 reciprocating slides and abuts on the blade 842a of the fixed cutter 842 in the access path 830.

The cutter driving mechanism is configured to reciprocate the movable cutter 841, and supports the lower portion of the arm portion 130 by penetrating upward and downward, and retains a support bush that supports the lower portion of the push bar 855. An electric link 856 for transmitting a repetitive rotation of the cutter oscillation shaft (not shown) to an upper portion of the electric cylinder 854, an upper portion of the electric cylinder 854 positioned inside the arm portion, and an outside of the arm portion. It is composed of a mounting table (851) in which the movable cutter is installed in the lower portion of the transmission tube protruding. In addition, the coil spring 857 is installed on the mounting table so as to apply a downward force to the cutter holder.

In this way, the cutter means, when the two sewing portions 3 of the toe socks front end portion and the rear end portion of the presser foot 810, 820 are vertically stacked on the needle plate 111 to enter the state, the fixed cutter ( 842 and movable cutter 843 trim the two sewing portions 3 of the butt toe socks that reach the sliding and abutting position. And, the sewing part 3 is cut neatly butt by the action of the presser foot main body 800, is transferred to the lowered position of the four main needles 220 and driven. Therefore, since the butt | interrupted sewing part 3 is cut | disconnected by the operation | movement of a cutter means, it can be performed to put it flat even with a constant stitching width, without protruding the needled part.

When manufacturing the socks through the sewing machine for sewing toe socks according to the present invention configured as described above, toe socks are manufactured by sewing the front end of the toe socks knitted by the glove knitting machine and the latter part of the toe socks knitted by the sock knitting machine. The advantage is that you can.

In addition, when manufacturing a sock through sewing toe socks sewing machine according to the present invention, as shown in Fig. The fixing yarns S1, S2, S3, S4 supplied through the 220 and the upper loop yarn S5 supplied by the upper loop means and the lower loop yarn S6 supplied by the lower loop means are sewn ( Since the stitches are sewn flat on the upper and lower surfaces of 3), the subsequent sewing portion is sewn flat without being protruded, so that there is no foot jamming and less wear due to friction of the foot, and there is no protruding portion. This beautiful toe socks can be manufactured.

100: sewing machine body 110: socks fitting
111: needle plate 120: driven part
130: female 210: needle bar
220: 4 main needles 300: rocking shaft
400: thread regulator 500: thread winding means
611: Upper loop yarn guide portion 611: 612: Upper loop yarn guide portion
613: vibration guide 614: the looper
621: lower looper shaft 622: mounting table
623: lower looper 710: pressurized cylinder
720: pressure roller 730: rotation axis
740: rotating means 800: presser foot body
810,820: Push 830: Driveway
841: movable cutter 842: fixed cutter
851: Mounting 852: Cutter Holder
853: cutter vibration shaft 854: electric cylinder
855: push bar 856: electric link
857: coil spring

Claims (6)

The front end of the toe socks knitted by a glove knitting machine and the second half of the toe socks knitted by a sock knitting machine are fitted, and a sock fitting portion having a needle plate is formed on the upper surface thereof, and the standing portion is standing up on the rear end of the sock fitting portion. A sewing body having a driven part formed therein and an arm part formed in parallel with the sock fitting part from an upper part of the driven part;
A needle rod axially supported by penetrating the head of the arm up and down and moving up and down through the needle rod driving mechanism,
Four needles are installed at the bottom of the needle bar at a predetermined interval side by side through the needle and four fixed yarns are respectively supplied,
A swinging shaft configured to oscillate in conjunction with vertical movement of the needle bar, the extended end of which protrudes toward the front of the arm;
A plurality of thread adjusters for adjusting the tension of the thread provided on the outer surface of the driven part;
Thread winding means for controlling a thread winding of the thread reaching the four main needles from the thread adjuster;
An upper looper means installed at one side of the four main needles and supplied with an upper loop yarn from the thread adjuster, and retreating left and right toward the four main needles in association with vertical movement of the needle bar;
A lower looper means installed in the sock-fitting part and supplied with a lower loop yarn from the thread adjuster and retreating left and right toward the four main needles from the bottom of the needle plate in association with the swing of the swing shaft. Sewing machine for sewing toe socks.
The method of claim 1, wherein the thread winding means,
A fixed yarn guide portion provided at the front of the arm portion and guided through the fixed yarns supplied from the thread adjuster;
A movable yarn guide part mounted on an upper end of the needle bar and moving up and down together with the needle bar to move the fixed yarn exiting the fixed yarn guide part up and down to act as a thread winding;
It is coupled to the oscillation shaft and configured to swing on the front of the arm portion, coupled to the fixed yarn between the fixed yarn guide and the movable yarn guide portion and the fixed yarn guide and the toe socks from the toe socks with the movable yarn guide. Sewing machine for toe socks sewing, characterized in that comprising a thread winding bar for performing the thread winding action of the fixed yarn leading to the thread adjuster.
The method of claim 1,
The upper looper means is provided with an upper loop yarn guide portion for guiding the upper loop yarns supplied from the thread regulator, and an upper loop yarn induction portion for installing the upper loop yarns installed in the needle and passing through the upper loop yarn guide portion is installed. A vibration guide portion having an arc-shaped long hole through which the upper loop yarn supplied from the upper loop yarn induction portion is provided at a lower end thereof is provided, and is provided at the lower side of the vibration guide portion and swings back and forth of the looper driving shaft interlocked with the rotation of the needle bar. By the movement, it consists of an upper looper which reciprocates and swings so that the tip part may draw an elliptical movement trajectory while crossing from the side of the four main needles installed in the direction orthogonal to the sewing progress direction in synchronization with the vertical reciprocating motion of the four main needles.
The lower looper means is provided with a lower looper shaft which is provided orthogonal to the vertical movement direction of the four main needles, and has a lower looper installed on the mounting table at the distal end of the lower looper shaft, and the lower looper interlocked with the vertical motion in the four main needles. Sewing machine for toe socks sewing, characterized in that consisting of a lower looper driving means configured to swing the shaft to advance the lower looper in the direction of the four main needle.
The method of claim 1,
To the rear side of the socks fitting portion is provided with a roller means for selectively pressing the sewing portion of the toe socks to be inserted into the socks fitting portion to rotate,
The roller means is provided on the rear side of the socks fitting portion, the roller is selectively pressed or released from the sewing portion of the socks through the selective pressure of the pressure cylinder, the rotary shaft coupled to the center of the pressure roller, and one end of the rotary shaft Toe socks sewing machine, characterized in that coupled to the four main needles in conjunction with the up and down movement comprising a rotating means for rotating the rotating shaft by a predetermined angle step.
The method of claim 1,
Cutter means for cutting the butt sewing portion of the toe socks fitted to the socks fitting portion is installed, the cutter means,
A presser foot mounted to a lower end of the needle bar,
A cutter mechanism configured on the presser foot, the cutter mechanism comprising a movable cutter reciprocating to the center side of the needle plate along an upper surface of the needle plate, and a fixed cutter sliding and contacting the movable cutter;
A cutter oscillation shaft installed in the arm portion and a repeating rotation of the cutter oscillation shaft to the movable cutter, and configured to reciprocate the movable cutter, and support the lower portion of the arm portion through the vertical direction. A transmission tube for holding a support bush for supporting the lower part of the push rod therein; an transmission link for transmitting a repeating rotation of the cutter oscillation shaft to an upper portion of the transmission cylinder located inside the arm portion; Sewing machine for toe socks sewing, characterized in that it comprises a cutter drive mechanism consisting of a mounting base in which the movable cutter is installed in the lower portion of the electric cylinder.
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