KR20210132356A - Method and device for manufacturing lead thread with core-thread - Google Patents

Abstract

The present invention relates to a method and apparatus for automatically manufacturing a lead yarn with nodes to be inserted into the inside of a fishing net rope or other cables. For instance, the present invention allows a core yarn to be continuously embedded inside a lead yarn so as to prevent the lead yarn that has been inserted into a fishing net rope from being lost. To this end, the present invention cuts open a lead yarn in the longitudinal direction so as to form a groove, while continuously supplying the same, puts a core yarn inside the groove, and then closes the lead yarn again, and forms nodes therein at regular intervals, thereby enabling the lead yarn to have flexibility.

Description

Manufacturing method and automatic manufacturing apparatus of lead thread with core yarn inserted {METHOD AND DEVICE FOR MANUFACTURING LEAD THREAD WITH CORE-THREAD}

The present invention relates to a method and apparatus for automatically manufacturing a knotted lead thread, which is an inner material such as lead thread rope inserted into a fishing net rope or other submarine cable, for example, inserted into a fishing net rope or lead thread rope In order to prevent the loss of the lead thread, the side of the lead thread is continuously divided along the length direction to form a groove so that the core yarn can be continuously embedded inside the wax thread. It is made to have flexibility by forming nodes in the lead thread at intervals.

In general, a rope for fishing nets is attached to an external weight at regular intervals to facilitate submergence. In this case, environmental pollution problems due to loss of lead weight occur. is inserted and used.

On the other hand, when inserting lead weights inside the rope, it is impossible to insert each lead weight into the rope, so the lead weights are attached to the outside of the core yarn at regular intervals and then the rope is wound around the outside to make a rope. It took a considerable amount of time to attach the lead weights to the outside of the company at regular intervals, and there was a problem that it was difficult to automate.

As prior art related to the present invention, Patent Documents 1 and 2 are disclosed.

Patent Document 1 discloses a 'rope for fishing net', in which a weight formed of lead is attached at regular intervals to a central line disposed in the center of the interior, and has a structure covered with a covering on the outside.

Patent Document 2 also discloses a 'fishing net rope', which has a structure in which a first layer formed of lead is wrapped around the outer periphery of a wire formed in a long line, and a second layer made of urethane is wrapped around the outside.

On the other hand, in the rope for fishing net disclosed in Patent Documents 1 and 2, etc., the process of attaching lead weights to the outside of the wire at regular intervals should be preceded, but attaching small lead weights to the wire is very difficult and technical This was difficult to automate, and there was a problem in that the yield was lowered.

Korean Patent Registration No. 10-1770562 (Registered on 2017.08.17.) Korean Patent No. 10-1300762 (Registered on Aug. 21, 2013)

The present invention has been devised to solve the above problems, and an object of the present invention is to automatically produce a lead thread having a node required for manufacturing a fishing net rope, etc. in which a lead weight is embedded. To provide a manufacturing apparatus and a manufacturing method.

In order to achieve the above object, the present invention forms a groove by dividing a ship along the longitudinal direction while continuously supplying the lead thread, inserting the core yarn into the groove of the split lead thread, and then pressing the lead thread from the outside to return the original cross-sectional shape. Provided is an automatic method for manufacturing a solder thread in which a core yarn formed by molding and forming nodes in an external wax thread at regular intervals is inserted.

The present invention also includes a lead thread supply unit in which a lead thread of a predetermined thickness is released from a reel and supplied at a constant speed; a core yarn supply unit for unwinding the core yarn wound on the bobbin and supplying the core yarn through the transfer guide at the same supply speed as the lead yarn; a lead thread dividing part for forming a groove by continuously dividing the outer side of the lead thread supplied from the lead thread supply part along the longitudinal direction; a core yarn insertion part for inserting the core yarn into the groove of the lead thread divided by the lead thread separator; a lead thread pressing part for pressing the lead thread into which the core thread is inserted and forming it back to the original lead thread cross-sectional shape; Provided is an automatic soldering thread manufacturing apparatus having a core yarn inserted therein, including a node forming unit for forming nodes at regular intervals in the solder thread having the core yarn inserted therein, and a winding unit for winding the node forming solder thread on a reel.

According to the present invention, since it is possible to automate the operation of continuously attaching lead weights to the outside of the core yarn, production is possible without the input of manpower, and problems such as missing or easily falling weights in the production process do not occur. There is an advantage in that it is possible to produce excellent quality real solder at a low cost.

1 is a perspective view of an automatic soldering iron manufacturing apparatus according to the present invention;
Figure 2 is a front view of the automatic wax manufacturing apparatus shown in Figure 1,
3 is a plan view of the automatic soldering iron manufacturing apparatus shown in FIG. 1;
4 is an enlarged view of part A of FIG. 1;
5 is an enlarged view of part B of FIG. 1;
6 is an enlarged view of part C of FIG. 1;
Figure 7 schematically shows the manufacturing process of the lead seal in the present invention.

Hereinafter, preferred embodiments that do not limit the present invention will be described in detail with reference to the accompanying drawings.

1 to 6 show an automatic wax thread manufacturing apparatus 1 according to an embodiment of the present invention, and FIG. 7 shows a process in which a wax thread is manufactured in the manufacturing apparatus of the present invention, which is a wax thread ( L) is unwound from the reel 12, and the lead thread supply unit 10 is supplied at a constant speed;

a core yarn supply unit 20 in which the core yarn T wound on the bobbin 22 is unwound and supplied through the transfer guide 24 at the same supply speed of the lead yarn L;

A solder thread dividing part ( 30) and;

A core yarn insertion portion 40 for inserting the core yarn T using an insertion roller 42 and an insertion blade 44 into the groove f of the solder yarn L split in the solder yarn separator 30, and ;

The solder thread (L) in which the core yarn (T) is inserted is passed through a pair of pressing rollers 52 and 54 to press the cracked part, and then passed through a pair of forming rollers 56 and 58 to return to the original cross-sectional shape of the wax thread. And the lead thread pressing part 50 which is molded to become;

A node forming part 60 for forming nodes n at regular intervals by passing the wax thread L with the core yarn T inserted therein through a pair of node forming rollers 62 and 64, and

It consists of including;

The solder thread supply part 10 is such that the wax thread L of a predetermined thickness is released from the reel 12 and passes through a plurality of feeding rollers 13, 14, 15 and then is supplied to the wax thread separator 30 at a constant speed.

In the core yarn supply unit 20 , the core yarn T made of nylon yarn wound around the bobbin 22 is unwound, and the lead yarn separator 30 passes through the transfer guide 24 at the same supply speed as the lead yarn L. ), the transfer guide 24 is installed rotatably up and down in the frame, so that the core yarn T is transferred to the transfer guide 24 in a state in which the transfer guide 24 is lifted upward. When it is lowered down after being inserted into the formed guide hole, it is guided to be close to the side of the lead seal (L) split in the longitudinal direction in the lead seal part (30).

The wax thread separator 30 passes the wax thread L between a pair of pinch rollers 32 and 34 while being pressed by the cutting blade 35 formed outside the pinch roller 34 on one side along the longitudinal direction. It is designed to continuously divide the ship to form a groove f, and the pinch roller 32 on the other side is connected to the driving motor 33 and rotates clockwise in the drawing to continuously feed the lead seal (L) at a constant speed. will make it

In the drawing, reference numeral 36 denotes an adjustment handle for moving the pinch roller 33 on one side.

The core yarn insertion part 40 is to insert the core yarn (T) using the insertion roller 42 and the insertion blade 44 into the groove (f) inside the solder thread (L) split from the lead thread separator (30). However, the insertion roller 42 first inserts the core yarn (T), which is close to the lead thread (L) side by the transfer guide (24), into the cracked groove (f) of the lead thread (L), and the insertion blade ( 44) guides the first inserted core yarn (T) in a straight line along the split groove (f) of the lead thread (L) to prevent separation.

The insertion roller 42 and the insertion blade 44 are capable of adjusting the insertion depth through the fine adjustment handles 43 and 45, so that the appropriate depth depends on the thickness of the core yarn (T) or the degree of cracking of the lead thread (L). It is designed to be used with .

First, as shown in FIG. 4 , the solder thread pressing part 50 is first passed through a pair of pressing rollers 52 and 54 to press the cracked part so that it is closed, and then, as shown in FIG. 5 , a pair It passes through the forming rollers 56 and 58 of The blade 53 is formed, and the lower pressing roller 54 is formed in the form of a circular roller with a semi-circular groove 55 formed on the outer side, so that it presses the open lead thread (L) passing therebetween so that it is closed. Each of the pair of forming rollers 56 and 58 has semicircular grooves 57 and 59 formed on the outer circumferential surface, respectively, so that the wax thread L is inserted into the grooves 57 and 59 and pressed while the lead thread is inserted into the original circular shape. This will allow it to be restored to its cross-sectional shape.

The knurl forming part 60 has the core yarn (T) inserted and the wax thread (L) restored to its original shape passes through a pair of knurl forming rollers (62, 64), the knurl forming roller (62). , 64), the inner core yarn (T) is not cut by the sawtooth blades (63, 65) and only the outer lead thread (L) is cut and formed to form nodes (n) at regular intervals, and the rear end of the urethane It is pulled through the take-out rollers 66 and 68 made of rollers, and is wound on the reel 72 of the winding unit 70 .

The reel 72 of the winding unit 70 is mounted on the rail 74 so as to slide in the left and right direction while being rotated by the motor 71, and is rotated left and right in a rack-and-pinion method by the forward and reverse rotation of the motor 76. It is designed to reciprocate slowly, so that the lead thread (L) can be wound evenly without leaning to one side.

As can be seen from the plan view of FIG. 3 , the lead thread separator 30 , the core yarn inserting part 40 , the lead thread pressing part 50 and the node forming part 60 transmit the power of the driving motor 33 . It is operated at the same speed by the power transmission gear train (G), and the upper rollers 52, 56 and 62 are each adjusted to the degree of pressing by an adjustment handle (reference numeral omitted).

As shown in FIG. 7, in the automatic soldering chamber manufacturing apparatus of this embodiment configured as described above, in the step (S10) of continuously supplying the soldering thread (L), a groove (f) is formed by dividing the vessel along the longitudinal direction in the waxing thread (L). Forming (S20), inserting the core yarn (T) into the groove (f) of the lead thread (L) (S30), pressing the lead thread (L) into which the core yarn (T) is inserted first and secondly Forming in the cross-sectional shape of (S40, S50) and the step (S60) of forming nodes (n) at regular intervals in the wax thread (L) into which the core yarn (T) is inserted (S60). When the lead thread (L) and the core thread (T) are initially put into 1) and operated after alignment, a groove is automatically formed by continuously dividing the ship along the longitudinal direction in the lead thread (L). The core yarn (T) is inserted inside, and the lead thread (L) is pressed from the outside to form the original cross-sectional shape, and the outer lead thread (L) is cut at regular intervals to form a node (n) and then wound on a reel. Therefore, since it is possible to continuously manufacture a lead thread into which the core yarn is inserted without the input of manpower, there is a useful effect of improving productivity.

1: Automatic lead thread manufacturing device
10: lead thread supply unit
12 : reel
13, 14, 15: Feeding roller
20: core yarn supply unit
22: bobbin
24: transport guide
30: lead thread separator
33: drive motor
32,34: pinch roller
35: cutting edge
36: control handle
40: core yarn insertion part
42: insertion roller
43,45: fine adjustment handle
44: insertion blade
50: lead thread pressing part
52,54: press roller
53: press blade
55 : home
56,58: Forming roller\
57,59 : Home
60: node forming part
62,64: knurl forming roller
63,65: toothed blade
66, 68: take-out roller
70: winding part
71: motor
72: reel
74: rail
76: motor
G: power transmission gear train
L: lead thread
T: core yarn
f : home
n : word

Claims (6)

While continuously supplying the lead thread, the ship is divided along the longitudinal direction to form a groove, and after inserting the core yarn into the groove of the split lead thread, the lead thread is pressed from the outside to form the original cross-section, and at regular intervals, Automatic manufacturing method of lead thread inserted with core yarn, characterized in that forming a node.
a lead thread supply unit 10 in which a lead thread (L) having a predetermined thickness is released from the reel 12 and supplied at a constant speed;
a core yarn supply unit 20 in which the core yarn T wound on the bobbin 22 is unwound and supplied through the transfer guide 24 at the same supply speed of the lead yarn L;
a solder thread dividing part 30 for forming a groove (f) by continuously dividing the outer side of the lead thread (L) supplied from the lead thread supply part (10) along the longitudinal direction;
a core yarn insertion portion 40 for inserting the core yarn T into the groove (f) of the lead yarn (L) split from the lead yarn separator 30;
a lead thread pressing part 50 for pressing the lead thread (L) into which the core thread (T) is inserted and forming the lead thread back into the original cross-sectional shape;
A node forming part 60 that forms nodes n at regular intervals in the lead thread L having the core yarn T inserted therein and the lead thread L having the nodes n are wound on a reel 72 Winding part (70); automatic lead thread manufacturing apparatus into which the core yarn is inserted, characterized in that it comprises a.
3. The method according to claim 2,
In the core yarn supply unit 20, the core yarn T is unwound on the bobbin 22 so that it is supplied to the rear of the solder yarn separator 30 through the transfer guide 24 at the same supply speed as the lead yarn L. The transfer guide 24 is installed rotatably up and down in the frame, so that the core yarn T is inserted into the guide hole formed in the transfer guide 24 in a state where the transfer guide 24 is lifted upward and then lowered down A solder thread automatic manufacturing apparatus with core yarn inserted, characterized in that it guides the ship to be closer to the split lead thread (L) side along the longitudinal direction in the lead thread separator (30).
3. The method according to claim 2,
The wax thread separator 30 passes the wax thread L between the pair of pinch rollers 32 and 34 while being pressed by the cutting blade 35 formed outside the pinch roller 34 on one side along the longitudinal direction. The core yarn is inserted, characterized in that it continuously divides the ship to form a groove (f), and the pinch roller 32 on the other side is connected to the drive motor 33 to continuously feed the lead thread (L) at a constant speed. Automatic lead thread manufacturing equipment.
3. The method according to claim 2,
The core yarn insertion part 40 inserts the core yarn (T) into the groove (f) of the lead thread (L) split from the lead thread separator (30) using an insertion roller (42) and an insertion blade (44). , the insertion roller 42 primarily inserts the core yarn (T), which is close to the lead thread (L) side by the transfer guide (24), into the split groove (f) of the lead seal (L), and inserts the insert blade (44) guides the first inserted core yarn (T) in a straight line along the forked groove (f) of the lead thread (L) to prevent separation, and the insertion roller 42 and the insertion blade 44 are finely adjusted Automatic lead thread manufacturing device with core yarn inserted, characterized in that the insertion depth can be adjusted through the handles (43, 45).
3. The method according to claim 2,
The solder thread pressing part 50 is first passed through a pair of pressing rollers 52 and 54 to press the split part so that it is shrunk, and then passes through a pair of forming rollers 56 and 58 to return to the original solder thread section. It is formed to have a shape, and an inclined pressing blade 53 is formed on the outer side of the upper pressing roller 52 among the pressing rollers 52 and 54, and the lower pressing roller 54 has a semicircular groove on the outer side. (55) is formed and presses the gaping lead thread (L) passing therebetween to be closed, and the pair of forming rollers 56 and 58 have semicircular grooves 57 and 59 formed on the outer circumferential surface, respectively. A lead thread automatic manufacturing apparatus with core yarn inserted, characterized in that the lead thread is restored to its original circular cross-sectional shape by being pressed while the lead thread (L) is inserted into the (57, 59).

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