KR20090117540A - Spangle suppling apparatus for embroidering machine - Google Patents

Abstract

PURPOSE: A fancy yarn supplying apparatus for an embroidering machine is provided to supply fancy yarn with constant tension, and to sew the fancy yarn on the fabric adamantly. CONSTITUTION: A fancy yarn supplying apparatus for an embroidering machine includes an elevating unit(10), a driving unit(30), a fancy yarn supply part(20), a control part(70), a location adjusting unit(40), a main sensor, a fancy yarn guide unit(60), a sensor part(90), and a control switch(C). The elevating unit includes a fastening member(11), an elevating member(12), an operation cylinder, a plurality of links(13), and a solenoid valve(15). The fancy yarn supply part includes a base(21), a rotating member(22), a fancy yarn fastening member(23), and a fancy yarn entry prevention member(24). The fancy yarn guide unit includes a fixed bracket(61), a driving gear, a rotating member, a belt, a fancy yarn guide link(66), and a fancy yarn insertion member(67).

Description

Embroidery machine supply unit {SPANGLE SUPPLING APPARATUS FOR EMBROIDERING MACHINE}

The present invention relates to a decorative yarn supply apparatus for embroidery machines, and more particularly, to a decorative yarn supply apparatus for embroidery machines in which supply and sewing of the decorative yarns are smoothed.

In general, it is recognized as a high value-added product when it is added to a fabric embroidered with a variety of materials, such as beads, ribbon tape, compared to the fabric simply embroidered using a variety of colors.

The above-mentioned decorative yarns are mainly applied to women's fabrics, clothing, footwear, ornaments, etc., and are generally manufactured using PVC, 100% polyester, etc. as the main raw materials.

The conventional decorative yarn supplying device for supplying such decorative yarns was mounted only on its own products in the embroidery machine production plant.

Accordingly, the electronic board for receiving the decorative yarn supply control signal for each manufacturer, since the decorative yarn supply control signals are different according to the manufacturer of the embroidery machine by receiving the decorative yarn supply control signal from the main controller (CPU) of the embroidery machine. There was a problem that a lot of initial investment cost was required due to the separate creation.

On the other hand, in the conventional decorative yarn supplying device, while the decorative yarn is supplied, the decorative yarn enters the center where the needle is moved up and down, and the decorative yarn is frequently trimmed.

As the decorative yarns were supplied, the decorative yarns were supplied without sufficient tension and the decorative yarns could not be sewn firmly on the fabric.

Therefore, the problem to be solved by the present invention is to provide a decorative yarn supplying device for the embroidery machine that can be smoothly supplied without the two-decorator is easily trimmed, the decorative yarn is supplied while maintaining the tension.

Embroidery for decorative yarn supply apparatus according to an embodiment of the present invention for solving the above problems is formed with a base, a needle hole fastened to the base and the needle is passed up and down, formed in one direction of the needle hole A decorative yarn supply unit including a rotating member rotatably driven by inserting an end of the decorative yarn into at least one decorative thread through hole, a fixing member connected to the base, and a fixed member connected to one side of the fixing member to drive the rotating member; A driving unit including a stepping motor reversely rotated, a lifting unit fixed to one side of the head of the embroidery machine, connected to the driving unit to lift and lower the driving unit, and electrically connected to the driving unit and the lifting unit; The driving unit and the raising and lowering unit are removed in accordance with the jump solenoid signal input from the embroidery machine. And a control unit for.

The drive unit is coupled to a rotation shaft of the stepping motor is a motor gear that is rotationally driven, disposed on one side of the motor gear is the first interlocking gear, the first interlocking gear is driven in rotation when the motor gear is driven coaxially with the first interlocking gear A second interlocking gear coupled to the rotational member and connected to the rotating member to rotate the rotation member, and coupled to the motor gear and the first interlocking gear and coupled to the rotating member. 2 may further include a plurality of transmission belts coupled to the interlocking gear and the rotating member.

The elevating unit is a coupling member coupled to one side of the head of the embroidery machine, the elevating member connected to the fixing member, the working cylinder is fixed to one side of the elevating member and the cylinder rod end is fixed to one side of the coupling member, the A plurality of links, one end of which is fixed to one side of the coupling member and the other end of which is fixed to one side of the elevating member, to lift and lower the elevating member so as to be rotatable according to the operation of the operating cylinder, and the operating cylinder and the It may include a solenoid valve electrically connected to the control unit is turned on or off by the control signal of the control unit to drive the working cylinder.

The rotating member may further include at least one decorative yarn binding member formed at an upper end of a side wall adjacent to the decorative yarn through hole to guide the decorative yarn to the decorative yarn through hole.

The rotating member may further include a decorative yarn entry preventing member provided at one side of the direction intersecting the decorative yarn binding member so that the decorative yarn is prevented from entering into the inside through which the needle passes when the rotating member is rotated. .

The elevating unit may further include a fixing clip rotatably coupled to one surface of the link to fix a state in which the elevating member is elevated.

The apparatus may further include a position adjusting unit provided between the elevating unit and the driving unit to change the position of the decorative yarn supply unit to a position perpendicular to the needle.

The position adjusting unit is connected to a first fastening member fastened to the lower end of the elevating member and having a first fastening groove at the bottom thereof, and an upper part of which is fastened to the fastening groove to reciprocate in a first direction along the first fastening groove. A second fastening member having a second fastening groove fastened to a lower portion of the connecting member and fastened to an upper side of the fixing member and reciprocating in a second direction along a lower portion of the connecting member, one side of the second fastening member; It may include a fixed plate coupled to, and a position adjustment bolt is supported on the fixed plate and one side close to the head is fastened to the connecting member.

It may further include a main sensor installed on the main shaft of the embroidery machine to measure the number of revolutions and the speed of the main shaft of the embroidery machine to transmit to the controller.

It may further include a decorative yarn guide unit is fixed to one side of the drive unit to be disposed above the decorative yarn supply unit for guiding the decorative yarn in the rotation direction of the rotating member when the rotating member is rotated.

The decorative yarn guide unit may include a fixed bracket fixed to one side of the fixed member, a drive gear fastened coaxially with the drive gear, at least one rotary interlocking member coupled to an upper surface of the fixed bracket and connected to the drive gear; The belt connecting the drive gear and the rotational interlocking member, one end is fastened to the rotational interlocking member, and the other end is inserted into the decorative yarn, the position is moved by the rotation of the rotational interlocking member, the length of the rotation member in the rotation direction A decorative yarn guide link for guiding a meal, and a decorative yarn insertion member detachably coupled to the tip of the guide link.

A sensor unit disposed at one side of the stepping motor and electrically connected to the control unit to return the decorative yarn guide link to the initial set rotation start position while rotating the stepping motor to some extent when power is supplied again after the power is cut off; Can be.

The sensor unit is coupled to the rotation axis of the stepping motor and has a mask hole having an irradiation hole formed in a different width corresponding to each other on the circumference, a light emitting sensor for irradiating light to the irradiation hole, and the light emitted from the light emitting sensor It may include a light receiving sensor for receiving light.

The control unit may further include a control switch electrically connected to the control unit and manually positioning the rotational position of the motor gear.

The rotating member may be rotated more than 360 degrees during forward and reverse rotation.

Embroidery decorative yarn supply apparatus according to another embodiment of the present invention is provided to be rotatable about the axis from one side of the decorative use bracket is rotated to one side while one end is in contact with the lifting member is lowered and the lifting member is When the lifting member is moved back to the initial position, the one side of the decorative yarn reel is provided to be rotatable about an axis so that one end is in close contact with one side of the decorative yarn reel and the operating piece is rotated in contact with the elevating member When the brake is rotated together, one end is spaced apart from one side of the decorative yarn reel, and both ends of the brake are connected to the operating piece and the brake so that the operating piece and the brake are interconnected. A connecting link which is pulled to pivot with the operating piece, and the brake Connected to the brake at the upper side and further comprises a spring pulling the brake upwardly.

According to the decorative yarn supply apparatus for embroidery machines according to the present invention, the supply operation of the decorative yarn is smooth, there is an effect that the decorative yarn supplied can be firmly sewn to the fabric.

In addition, the work rate of the decorative yarn supply operation is improved, there is an effect that the supply and sewing of the decorative yarn can be made quickly without interruption of the work by preventing the error during the operation.

Specific details of other embodiments are included in the detailed description and drawings.

Advantages and features of the present invention, and methods for achieving them will be apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but will be implemented in various forms, and only the present embodiments are intended to complete the disclosure of the present invention, and those skilled in the art to which the present invention pertains. It is provided to fully inform the scope of the invention, and the invention is defined only by the scope of the claims.

Hereinafter, with reference to the accompanying drawings will be described in detail with respect to the decorative yarn supply apparatus for a embroidery machine according to various embodiments of the present invention.

1 is a front view showing the configuration of a decorative yarn supply apparatus for an embroidery machine according to an embodiment of the present invention, Figure 2 is a side view showing the configuration of a decorative yarn supply apparatus for an embroidery machine according to an embodiment of the present invention.

The embroidery machine includes a single or multiple needles 7, a needle bar (not shown) for supporting the needles, and the like. The decorative thread supply apparatus for the embroidery machine according to one embodiment of the present invention is provided on one side of the head 6 of the embroidery machine ( 100) are combined.

The decorative yarn supply apparatus for the embroidery machine according to the embodiment of the present invention includes a lifting unit 10, a driving unit 30, a decorative yarn supply unit 20, a control unit 70, a position adjusting unit 40, and a main sensor ( 81, a decorative yarn guide unit 60, a sensor unit 90, and a control switch (C).

The elevating unit 10 includes an engaging member 11, an elevating member 12, an operation cylinder 14, a plurality of links 13, a solenoid valve 15, and the engaging member 11 has a bar shape. It is provided with and can be fixed by bolts or screws on one side of the head (6) of the embroidery machine. A V-shaped groove 11A is formed on the front surface of the coupling member 11.

The elevating member 12 is disposed in front of the coupling member 11 and provided in a bar shape to form a V-shaped protrusion 12A on the rear surface. The elevating member 12 is connected to the coupling member 11 by a link 13.

Each one of the plurality of links 13 is pivotally coupled to one side of the coupling member 11 so that each end thereof is pivotally coupled to the corresponding surface of the elevating member 12 so that the coupling member ( 11) and the elevating member 12 are connected.

The actuating cylinder 14 includes a cylinder 14a and a cylinder rod 14b. A pneumatic device (not shown) is connected to the cylinder 14a, and the front end of the cylinder 14a is fixed to one side of the elevating member 12 to which the link 13 is fastened. And the tip of the cylinder rod 14b is fixed to one side of the coupling member 11 to which the link 13 is fastened.

The solenoid valve 15 is electrically connected to the operation cylinder 14 and the control unit 70 to be described later to be turned on or off by the control signal of the control unit 70 to drive the operation cylinder 14. . And the solenoid valve 15 may be mounted to the head (6).

Therefore, the elevating member 12 is raised and lowered along the rotational trajectory corresponding to the length of the link 13 in front of the coupling member 11 in accordance with the operation of the operation cylinder 14, the lower back when the coupling member It comes in close contact with the front surface of (11). At this time, the V-shaped protrusion 11a and the groove 12a are fastened.

And one side on the link 13 is provided with a fixing clip 16 which is rotatably fastened to one surface of the link 13 so as to forcibly fix the elevated state of the elevating member 12.

On the other hand, the elevating member 12 has a decorative use bracket (1) for arranging the decorative yarn reel (2) wound around the decorative yarn (4) on the upper part of the head (6) of the embroidery machine is coupled to one side, decorative use The bracket 1 is coupled with a plurality of guide rollers 3 for guiding the decorative yarn 4 drawn out from the decorative yarn reel 2.

The decorative yarn supply portion 20 includes a base 21 and a rotating member 22, and the base 21 has a coupling hole 21a at the center.

And the rotating member 22 is formed in a cylindrical shape of the bottom is blocked, a needle hole (22a) is formed in the center of the inner bottom surface through which the needle 7 provided in the head 6 of the embroidery machine passes up and down.

Further, decorative yarns through holes 22b into which the decorative yarns 4 are inserted are formed in both directions of the needle holes 22a.

A semicircular decorative yarn binding member 23 is provided at an upper end of the side wall adjacent to the decorative yarn through hole 22b, and the decorative yarn binding member 23 binds the decorative yarn 4 while the decorative yarn 4 is bound. Induced to penetrate through the decorative yarn through-hole (22b).

In addition, the decorative yarn entry preventing member 24 protruding upward is provided in a direction crossing the decorative yarn binding member 23 on the rotating member 22.

The decorative yarn entry preventing member 24 prevents the decorative yarn 4 from entering the rotating member 22 through which the needle 7 passes when the rotating member 22 is rotated.

The rotary member 22 is rotated by the drive unit 30, the drive unit 30 is fixed member 31, stepping motor 32, motor gear 33, the first interlocking gear 34, first Two interlocking gears 35 and a transmission belt 65;

The fixing member 31 has a horizontal flat portion 31a and a vertical side portion 31b. The stepping motor 32 is fixed to the planar portion 31a of the fixing member 31, and the rotating shaft 32a penetrates through the center of the planar portion 31a and is driven while being rotated forward and reverse.

The motor gear 33 is coupled to the rotary shaft 32a of the stepping motor 32 to repeat the forward and reverse rotation by the forward and reverse rotation driving of the stepping motor 32.

The first interlocking gear 34 is axially coupled to one side on the side portion 31b of the fixing member 31 and disposed in one direction of the fixing member 31. In addition, the first transmission belt 36 is coupled to the motor gear 33 and the first interlocking gear 34. Accordingly, when the motor gear 33 is rotated, the first interlocking gear 34 is interlocked and rotated.

The second interlocking gear 35 is fastened coaxially with the first interlocking gear 34, and the second transmission belt 37 is the rotation member 22 of the second interlocking gear 35 and the decorative yarn supply unit 20. Is fastened to.

Therefore, when the stepping motor 32 is driven while repeating the forward and reverse rotation, the motor gear 33, the first interlocking gear 34, and the second interlocking gear 35 are rotated forward and reverse, and thus the decorative yarn supply unit ( The rotating member 22 of 20 is rotated forward and reverse.

At this time, the rotating member 22 is rotated more than 360 ° during forward and reverse rotation.

The position adjusting unit 40 is disposed between the lower portion of the elevating unit 10 and the upper portion of the driving unit 30 to connect the elevating unit 10 and the driving unit 30, and the elevating unit 10 is connected to the elevating unit 10. As a reference, the position of the drive unit 30 can be adjusted in the X and Y axis directions.

The position adjusting unit 40 includes a first fastening member 41, a second fastening member 44, a connecting member 47, a fixing plate 48, and a position adjusting bolt 49.

The first fastening member 41 is connected to the lower end of the elevating member 12 of the elevating unit 10, and includes a first block 42 and a second block 43, a plurality of first bolts 51, and a first It may include two bolts 52.

The first block 42 is fastened by the plurality of first bolts 51 to the lower end of the elevating member 12, and based on the state of being fastened to the elevating member 12. The first fastening surface 42a is formed in the bottom surface portion.

The second block 43 is fastened by a plurality of second bolts 52 to one side of the first block 42, and based on the state of being fastened to the first block 42 of the second block 43. A second fastening surface 43a corresponding to the first fastening surface 42a is formed at the bottom surface portion.

When the first block 42 and the second block 43 are fastened to each other, the first fastening groove 41a is formed while the first fastening surface 42a and the second fastening surface 43a formed thereon are combined.

The second fastening member 44 is fastened to the top of the fixing member 31 of the driving unit 30, and the third block 45, the fourth block 46, the plurality of third bolts 53 and the fourth bolts are fastened to each other. (54).

The third block 45 is fastened by the plurality of third bolts 53 to the upper end of the fixing member 31, and the planar portion of the third block 45 is based on the state of being fastened to the fixing member 31. The third fastening surface 45a is formed thereon.

The fourth block 46 is fastened to one side of the third block 45 by the plurality of fourth bolts 54, and the third block 46 is fastened to the planar part based on the state of being fastened to the third block 45. The fourth fastening surface 46a corresponds to the fastening surface 45a.

When the third block 45 and the fourth block 46 are fastened, the third fastening surface 45a and the fourth fastening surface 46a formed therein are combined to form a second fastening groove 44a.

The connection member 47 is formed in the same shape as the shape of the first fastening groove 41a of the first fastening member 41, and an upper first fastening portion 47a fastened to the first fastening groove 41a is formed. . The first fastening portion 47a is moved along the first fastening groove 41a.

In addition, the second fastening portion 47b is formed in the same shape as the second fastening groove 44a of the second fastening member 44 to be fastened to the second fastening groove 44a. The second fastening part 47b guides the second fastening member 44, and the second fastening member 44 is moved along the second fastening part 47b.

The fixing plate 48 is formed in a flat plate shape and is disposed to correspond to the second fastening member 44, that is, the third fastening surface 45a of the third block 45, and is fixed to the third block by the fifth bolt 55. 45). And the support groove 48a is formed in the upper end.

One side of the position adjustment bolt 49 is supported by the support groove 48a of the fixing plate 48 to be fastened to the connection member 47. And the flange 49a which is supported by the inner surface of the fixing plate 48 so that it may be stably supported by the support groove 48a is formed.

The decorative yarn guide unit 60 is fixed to one side of the driving unit 30 so as to be disposed above the decorative yarn supply unit 20, so that the decorative yarn 4 is supplied when the rotating member 22 is rotated. Guide in the direction of rotation.

And the decorative yarn guide unit 60 is fixed bracket 61, drive gear 62, rotation interlocking member (63) 64, belt 65, decorative yarn guide link 66, decorative yarn insertion member (67) ).

The fixing bracket 61 is fastened and fixed by bolts to one surface of the fixing member 31 of the driving unit 30 facing the decorative yarn supply unit 20. The fixing bracket 61 has a horizontal portion 61a and a vertical portion 62a bent downward from one side of the horizontal portion 61a, and the vertical portion 62a is fixed to one surface of the fixing member 31.

The drive gear 62 is fastened coaxially with the motor gear 33 of the drive unit 30 so as to be rotated forward and reverse by forward and reverse rotation of the stepping motor 32, and on one surface of the motor gear 33. It is fixed.

The rotation interlocking members 63 and 64 are composed of the first rotational interlocking member 63 and the second rotational interlocking member 64, and are rotated by bolts and bearings on the upper surface of the horizontal portion 61a of the fixing bracket 61. It is possibly coupled and is connected to the drive gear 62 by the belt 65.

The decorative yarn guide link 66 has a rear end coupled to the upper surface of the first rotary linkage member 63 and the second rotary linkage member 64 by a bolt, and the free end of the decorative yarn feeder 20 rotates the member 22. It is located upwards.

The decorative yarn inserting member 67 has a decorative yarn inserting hole 67a into which the decorative yarn 4 is inserted and is coupled to the tip of the decorative yarn guide link 66.

The control unit 70 is connected to the solenoid valve 15 disposed on the head 6 of the embroidery machine, and includes a driver, a stepping motor 32, and a controller for controlling the solenoid valve 15.

Here, the driver is connected to the solenoid (not shown) or stepping motor 32 which is disposed on the head 6 of the embroidery machine and connected to a toggle switch (not shown) disposed on the head 6 of the embroidery machine via the main CPU of the embroidery machine. Detect the difference in signal voltage at the terminal. Accordingly, the signal system may be separately programmed to execute or stop the supply of the decorative yarn 4 by giving a command to drive or stop the stepping motor 32 according to the sensed voltage difference.

The driver always keeps the elevating unit 10 in a lifted state when the power is cut off, when the decorative thread 4 or the embroidery thread 5 is trimmed, or when the supply of the decorative thread 4 is finished. Can be programmed.

On the other hand, the main shaft (S) of the embroidery machine measures the rotational speed and speed of the main shaft (S) of the embroidery machine and transmits it to the control unit 70, the control unit 70 receives the information and the rotational speed and speed of the main shaft (S) Correspondingly, the main sensor 81 is installed to drive the stepping motor 32.

The main sensor 81 is fastened on the main shaft S by the fastening bracket 82 and electrically connected to the controller 70. In addition, the fastening bracket 82 may be formed in a ring shape, and the main sensor 81 may be fixed to one side of the fastening bracket 82.

The sensor unit 90 is disposed on one side of the stepping motor 32 and is electrically connected to the control unit 70 to turn the motor gear 33 forward and reverse by some power when the power is supplied again after the power is cut off. To return to the initial set rotation start position. The sensor unit 90 includes a mask disc 91, a light emitting sensor 92, and a light receiving sensor 93.

The mask disc 91 is disposed behind the motor gear 33 and is coupled to the rotational shaft 32a of the stepping motor 32 and formed to correspond to each other on the circumference thereof. ) And the 1st irradiation hole 91a is formed smaller than the 2nd irradiation hole 92a.

The light emission sensor 92 is arrange | positioned at the front side of the mask original plate 91, and irradiates light to the 1st irradiation hole 91a and the 2nd irradiation hole 92a.

The light receiving sensor 93 is disposed on the rear side of the mask disc 91 so as to face the light emitting sensor 92 and receives light emitted from the light emitting sensor 92.

The control switch C is electrically connected to the control unit 70, and manually rotates the position of the motor gear 33 to the home position while the stepping motor 32 is rotated forward or reverse in a small range.

The control switch C may be fixed to the front of the elevating member 12 of the elevating unit 10 or fixed to one side of the head 6 of the embroidery machine.

Here, the rotation start position of the decorative yarn guide link 66 is the first irradiation hole 91a of the mask disc 91 coupled to the rotating shaft 32a of the stepping motor 32 is the light emitting sensor 92 and the light receiving sensor ( 93) is set in the state located between.

Hereinafter, the operation relationship will be described in detail so that the features and advantages of the decorative yarn supply device according to an embodiment of the present invention are more highlighted.

First, the decorative yarn supply device 100 is attached to the decorative yarn reel (2) in which the decorative yarn (4) is wound on the upper side of the decorative bracket (1) in a state fixed to the head (6) of the embroidery machine.

Then, while unwinding the decorative yarn (4) wound on the decorative yarn reel (2) along the guide roller (3) provided in the decorative use bracket (1) in the direction of the decorative yarn supply unit 20, the decorative yarn guide unit (60) The end of the decorative yarn 4 is inserted into the decorative yarn inserting member 67.

Thereafter, the decorative yarn 4 is inserted into the decorative yarn through-hole 22b while being inserted into the decorative yarn binding member 23 provided in the rotating member 22 of the decorative yarn supplier 20 to be placed on the fabric.

At this time, if the needle hole 22a of the rotating member 22 is not parallel to the needle 7, the position adjusting unit 40 can be adjusted and positioned in parallel.

That is, in a state in which the second bolt 52 is loosened to some extent to loosen the coupling state between the first block 42 and the second block 43, the connecting member (while rotating the positioning bolt 49 in the forward or reverse direction) The needle hole 22a of the rotating member 22 can be positioned parallel to the needle 7 while adjusting the position of 47 and adjusting the position of the second fastening member 44.

Next, when the main shaft of the embroidery machine is rotated while the power supply is supplied to the embroidery machine and the decorative yarn supplying device 100, the main sensor 81 installed on the main shaft measures the rotational speed and the speed of the main shaft and transmits it to the controller 70. .

When the signal of the solenoid installed on one side of the head 6 to detect the position of the needle bar is turned on, the signal is transmitted to the controller 70.

The control unit 70 receiving signals from the main sensor 81 and the solenoid turns on the solenoid valve 15 of the elevating unit 10, and the operation cylinder 14 is operated by the solenoid valve 15. do.

At this time, the working cylinder 14 is supplied with pneumatic pressure from the pneumatic device, and the cylinder rod 14b is taken out from the inside of the cylinder 14a, and the raising / lowering member 12 which was raised by this is lowered.

At the same time, the control unit 70 drives the stepping motor 32 at a speed corresponding to the main shaft rotation speed and the speed of the embroidery machine, and the motor gear 33 repeats the forward and reverse rotation by the driving of the stepping motor 32. do.

At this time, the motor gear 33 is rotated forward in one cycle operation in the needle 7 in the vertical direction, and reversely rotated in one cycle operation again.

When the motor gear 33 is rotated, the first gear interlocked with the motor gear 33 and the first transmission belt 36 connected to the first gear 34 and the first gear interlock 34 are coaxially disposed. 2 interlock gear 35 is interlocked and rotated. Then, the rotation member 22 of the decorative yarn supply unit 20 connected to the second interlocking gear 35 and the second transmission belt 37 is interlocked and rotated.

The needle 7 is in a state of continuously passing up and down by the needle hole 22a of the rotating member 22, whereby the decorative yarn 4 is sewn to the fabric.

At this time, the rotating member 22 is rotated more than 360 °, it is rotated about 420 °. Accordingly, the decorative yarn 4 is repeatedly positioned on the left or right side of the needle 7 based on the needle 7 when the rotating member 22 is rotated once in the forward or reverse direction of the rotating member 22. The embroidery thread 5 sews the decorative yarn 4 in a zigzag.

And when the decorative yarn 4 is repeatedly positioned to the left and right sides of the needle 7, the decorative yarn 4 does not enter into the inside through which the needle 7 of the rotating member 22 passes.

That is, the decorative yarn 4 is prevented from entering the rotating member 22 by the entrance preventing member 24 protruding upward on the rotating member 22.

In addition, the drive gear 62 of the decorative yarn guide unit 60 rotates together when the motor gear 33 is rotated forward and reverse, and the first rotation interlocking member 63 rotated in conjunction with the drive gear 62. ) And the decorative yarn guide link 66 fixed to the second rotation interlocking member 64 repeatedly moves to the left and right sides of the needle 7 to guide the decorative yarn 4 in a tense state to the left and right.

Accordingly, not only the decorative yarn 4 may be prevented from entering the inside of the rotating member 22, but also the decorative yarn 4 may be prevented from falling down at the same time so that the sewing of the decorative yarn 4 may be smoothly performed. have.

On the other hand, while the decorative yarn 4 is continuously supplied as described above, the power is cut off or lowered by the driver pre-programmed in the controller 70 at the time of trimming the decorative yarn 4 or the embroidery thread 5 or the like. The elevating member 12 of the unit 10 waits in the elevated state.

In addition, after the power supply is cut off due to a power failure or the like during the supply operation of the decorative yarn 4, or when the decorative yarn supply apparatus 100 is stopped at the time of trimming the decorative yarn 4 or the embroidery thread 5, the power may be supplied again. The time sensor unit 90 returns the decorative yarn guide link 66 to the original starting position of the rotation.

That is, the first irradiation hole 91a and the second irradiation hole 92a are positioned between the light emitting sensor 92 and the light receiving sensor 93 when power is supplied again after the supply operation of the decorative yarn 4 is stopped. If not, or if the second irradiation hole 92a is located, the light receiving sensor 93 that detects the signal transmits a signal to the controller 70.

The controller 70 positions the first irradiation hole 91a between the light emitting sensor 92 and the light receiving sensor 93 while the stepping motor 32 is rotated forward or reverse to some extent.

Accordingly, while the drive gear 62 of the decorative yarn guide unit 60 fastened to the rotation shaft 32a of the stepping motor 32 is rotated, the first rotation interlocking member 63 and the second rotation interlocking member 64 are rotated. It rotates to return the decorative yarn guide link 66 to the initial rotation start position.

In this way, when the power supply is again supplied after the power is cut off, the decorative yarn guide link 66 can be returned to the initial rotation start position, and the stepper motor 32 is rotated forward or reverse by operating the control switch C. It is also possible to return the decorative guide guide link 66 to the initial rotation start position.

On the other hand, the decorative yarn supply apparatus 100 according to an embodiment of the present invention, when a plurality of heads 6 are provided in the embroidery machine, each head 6 may be installed on one side.

In this case, when the head 6 is stopped by turning off the toggle switch disposed on the head 6 which is not used during the supply of the decorative yarn 4, the solenoid signal is not generated in the stopped head 6. Therefore, the decorative yarn supply apparatus 100 installed in the stopped head 6 waits in a stopped state.

In addition, during the operation of supplying the decorative yarn 4, the decorative yarn supply unit 20 may supply the decorative yarn 4 in close proximity to the protruding portion where the fabric is fixed to the embroidery machine.

That is, since the drive unit 30 is configured to be spaced apart from the decorative yarn supply unit 20 by a predetermined height, the decorative unit supply unit 20 passes through the protruding portion fixing the fabric on the embroidery machine to the upper side. Can be completely approached to the projected portion to which the fabric is fixed. Accordingly, by supplying the decorative yarn 4 to the fabric, the working radius that the decorative yarn 4 can be sewn becomes wider.

The decorative yarn supply apparatus 100 for an embroidery machine according to an embodiment of the present invention as described above, the decorative yarn 4 so that the decorative yarn 4 is not trimmed by the needle 7 when the decorative yarn 4 is supplied. The supply of the decorative yarn 4 can be made by preventing the needle 7 from entering the side.

In addition, when the decorative yarns 4 are supplied, the tension of the decorative yarns 4 is maintained to prevent sagging of the decorative yarns 4, so that the decorative yarns 4 are firm when the decorative yarns 4 are supplied and sewn to the fabric. To be sewn to the fabric.

In addition, when the decorative yarn 4 is supplied, the decorative yarn 4 is repeatedly positioned to the left and right sides of the needle 7, so that the embroidery thread 5 is the decorative yarn 4 when the decorative yarn 4 is sewn. It can be sewn in a jig, so that the decorative yarn 4 can be more firmly sewn on the fabric.

Therefore, the supply work of the decorative yarn 4 is smooth, the supplied decorative yarn 4 can be firmly sewn to the fabric. And the working rate of the decorative yarn 4 supply operation is improved, and the supply and sewing of the decorative yarn 4 can be made quickly without interruption of the work by preventing an error during the operation.

Hereinafter, with reference to Figure 9 will be described with respect to the embroidery machine supplying apparatus 100 for an embroidery machine according to an embodiment of the present invention with reference to FIG. . 9 is a partially enlarged side view showing the decorative yarn supply apparatus 200 for a embroidery machine according to another embodiment of the present invention.

Embroidery decorative yarn supply apparatus 200 according to another embodiment of the present invention further includes a brake 96, operating piece 95, connecting link 97, spring 98 as shown in FIG. Except that is the same as the decorative yarn supply apparatus 100 for an embroidery machine according to an embodiment of the present invention.

The brake 96 has one side direction of the decorative yarn reel 2, that is, the decorative yarn reel bracket B coupled to the upper end of the decorative bracket 1 and the decorative yarn reel 2 coupled to the decorative yarn reel bracket B. ) Is placed between.

And the lower end bent toward the disc (2a) of the decorative yarn reel bracket (B) is coupled to the shaft (P) rotatably around the axis (P) and the end of the disc (2a) It is in close contact.

One end of the spring 98 is fastened to one side of the decorative yarn reel bracket B, and the other end is fastened to one side of the brake 96 to keep the brake 96 pulled upward to some extent.

The operating piece 95 may be formed in a N-shape, and is axially coupled to the fixing piece 94 coupled to one side of the decorative bracket 1 so as to be rotatable about the axis P.

The connecting link 97 interconnects the brake 96 and the operating piece 95 so that one end of the brake 96 is pulled when the operating piece 95 is rotated so that the brake 96 is moved along the operating piece 95. Bring together.

In addition, one end of the connection link 97 is fastened to the upper end of the brake 96 and the other end is fastened to the lower end of the operating piece 95 so that the brake 96 and the operating piece 95 are connected to each other.

According to this configuration, the decorative yarn supplying device 200 for a embroidery machine according to another embodiment of the present invention is braked as shown in FIG. 9 when the elevating member 12 of the elevating unit 10 is elevated. 96 is in close contact with the end of the disc 2a of the decorative yarn reel 2. Accordingly, the disc 2a can be maintained in a fixed state without flow without idling even when shaking occurs during embroidery work of the embroidery machine by the brake 96.

On the other hand, when the elevating member 12 is lowered for the supply of the decorative yarn 4, as shown in FIG. 10, the upper end of the operating piece 95 is in contact with the coupling member 11 with respect to the axis P. It is rotated to the front side.

And as the operation piece 95 is rotated, the connection link 97 is pulled, and the connection link 97 pulls the brake 96 downward, and the brake 96 is rotated together. At this time, the spring 98 is tensioned and the lower end contacting the disc 2a of the brake 96 is spaced apart from the disc 2a as shown in the enlarged view of FIG. 10 to release the fixing of the decorative yarn reel 2.

In addition, when the elevating member 12 is raised by completing the decorative yarn supply operation, the operating piece 95 is spaced apart from the coupling member 11 and the tensioned spring 98 is restored and the brake 96 connected to the spring 98. And the coupling member 11 connected with the brake 96 by the connecting link 97 to the initial position.

As a result, the brake 96 is brought into close contact with the disc 2a of the decorative yarn reel 2 as the first time, thereby preventing the disc 2a from flowing.

Therefore, the decorative yarn supply apparatus for the embroidery machine according to another embodiment of the present invention is fixed to the decorative yarn reel (2) in which the decorative yarn 4 is wound with a brake (96) at ordinary times and during embroidery work of the head (6) Unnecessary loosening of the decorative yarn 4 wound up by the flow of the meal reel 2 is prevented, and other operations and effects are the same as the embroidery yarn supply apparatus 100 for the embroidery machine according to an embodiment of the present invention. .

1 is a perspective view showing a decorative yarn supply apparatus for an embroidery machine according to an embodiment of the present invention.

Figure 2 is an enlarged partial perspective view of the main portion of the decorative yarn supply apparatus for an embroidery machine according to an embodiment of the present invention.

Figure 3 is a partially enlarged side view showing a lifting unit of the decorative yarn supplying device for a embroidery machine according to an embodiment of the present invention.

Figure 4 is an exploded perspective view showing the configuration of the position adjusting unit of the decorative yarn supply apparatus for a embroidery machine according to an embodiment of the present invention.

Figure 5 is a schematic enlarged perspective view showing the configuration of the sensor unit of the decorative yarn supply apparatus for a embroidery machine according to an embodiment of the present invention.

Figure 6 is a schematic partial enlarged perspective view showing the installation state of the main sensor of the decorative yarn supply apparatus for an embroidery machine according to an embodiment of the present invention.

Figure 7 is a schematic side view showing a state in which the lifting unit of the elevating unit of the decorative yarn supplying apparatus for a embroidery machine according to an embodiment of the present invention.

8 is a schematic plan view showing a state in which the decorative yarn is sewn by the decorative yarn supply apparatus for the embroidery machine according to an embodiment of the present invention.

Figure 9 is a partially enlarged side view showing a decorative yarn supply apparatus for an embroidery machine according to another embodiment of the present invention.

10 is a partially enlarged side view showing a state in which the brake of the decorative yarn supply apparatus for the embroidery machine is released according to another embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

1: Decorative Bracket 2: Decorative Reel

3: guide roller 4: decorative yarn

5: embroidery thread 6: head

7: needle 8: fabric

10: raising and lowering unit 11: coupling member

12: lifting member 13: link

14: working cylinder 15: solenoid valve

16: fixing clip 20: decorative yarn supply

21: base 22: rotating member

22a: needle hole 22b: decorative thread through hole

23: binding member 24: decorative yarn entry prevention member

30: drive unit 31: fixing member

32: stepping motor 33: motor gear

34: first interlocking gear 35: second interlocking gear

36: first transmission belt 37: second transmission belt

40: position adjusting unit 41: first fastening member

44: second fastening member 47: connecting member

48: fixing plate 49: position adjustment bolt

60: decorative guide unit 61: fixing bracket

62: drive gear 63: first rotational interlocking member

64: second rotation interlocking member 65: belt

66: decorative guide guide link 67: decorative insert member

70: control unit 81: main sensor

82: fastening bracket 90: sensor

91: disc disk 92: light emitting sensor

93: light receiving sensor 100: decorative yarn supply device

Claims (15)

A base and a decoration guided from a reel fastener fastened to the base for use in a decorative use bracket on at least one decorative thread through hole formed in one direction of the needle hole, the needle hole being fastened to the base and passing through the needle; A decorative yarn supply unit including a rotating member in which an end of the yarn is inserted and driven to rotate; A driving unit including a fixed member connected to the base and a stepping motor which is fixed to one side of the fixing member and drives the rotating member to be rotated forward and reverse; A lifting unit fixed to one side of the embroidery machine and connected to the driving unit to lift and lower the driving unit; and And a control unit electrically connected to the driving unit and the lifting unit and controlling the driving unit and the lifting unit according to a jump solenoid signal input from the embroidery machine. In claim 1, The drive unit A motor gear fastened to a rotation shaft of the stepping motor and driven to rotate; A first interlocking gear disposed on one side of the motor gear and driven to rotate when the motor gear is driven; A second interlocking gear which is fastened coaxially with the first interlocking gear and rotates together with the first interlocking gear when the first interlocking gear is rotated, and connected with the rotatable member to rotate the rotatable member; And a plurality of transmission belts fastened to the motor gear and the first interlocking gear and fastened to the second interlocking gear and the rotation member. In claim 2, The lifting unit is Coupling member coupled to one side of the head of the embroidery machine, A lifting member connected to the fixing member, An operation cylinder fixed to one side of the elevating member and having a cylinder rod end fixed to one side of the coupling member; A plurality of links, one end of which is fixed to one side of the coupling member and the other end of which is fixed to one side of the elevating member, to lift and lower the elevating member so as to be rotatable according to the operation of the working cylinder, and And a solenoid valve electrically connected to the operation cylinder and the control unit to be turned on or off by a control signal of the control unit to drive the operation cylinder. In claim 3, The rotating member is And at least one decorative yarn binding member formed at an upper end of a side wall adjacent to the decorative yarn through hole to guide the decorative yarn to the decorative yarn through hole. In claim 4, The rotating member is Embroidery yarn supply apparatus further comprises a decorative yarn entry preventing member provided on one side of the direction intersecting with the decorative yarn binding member so that the decorative yarn is prevented from entering into the inside passing through the needle when the rotating member is rotated. . In claim 5, And a position adjusting unit provided between the elevating unit and the driving unit to change the position of the decorative yarn supply unit to a position perpendicular to the needle. In claim 6, The position adjusting unit A first fastening member fastened to a lower end of the elevating member and having a first fastening groove at a lower portion thereof; A coupling member having an upper portion coupled to the coupling groove to reciprocate in a first direction along the first coupling groove; A second fastening member having a second fastening groove fastened to the lower portion of the connecting member and fastened to an upper side of the fixing member and reciprocating in a second direction along a lower portion of the connecting member; A fixing plate coupled to one side of the second fastening member, and One side close to the head is supported by the fixing plate and the decorative yarn supply apparatus for a embroidery machine comprising a position adjustment bolt fastened to the connecting member. In claim 7, And a main sensor installed on the main shaft of the embroidery machine, the main sensor measuring the rotation speed and the speed of the main shaft of the embroidery machine and transmitting the same to the controller. In claim 1 or 8, And a decorative yarn guide unit fixed to one side of the driving unit to be disposed above the decorative yarn supply unit to guide the decorative yarn in the rotational direction of the rotating member when the rotating member is rotated. In claim 9, The decorative member guide unit A fixing bracket fixed to one side of the fixing member, A drive gear fastened coaxially with the drive gear, At least one rotational interlocking member coupled to an upper surface of the fixing bracket and connected to the driving gear; A belt connecting the drive gear and the rotational interlocking member; One end is fastened to the rotation interlocking member and the other end of the decorative yarn is inserted into the decorative yarn guide link for guiding the decorative yarn in the rotational direction of the rotating member while the position is moved by the rotation of the rotational interlocking member, and Self-receiving decorative yarn supply apparatus comprising a decorative yarn insertion member detachably coupled to the guide link end. The method of claim 1 or 10, A sensor unit disposed at one side of the stepping motor and electrically connected to the control unit to return the decorative yarn guide link to the initial set rotation start position while rotating the stepping motor to some extent when power is supplied again after the power is cut off. Embroidery machine feeder. In claim 11, The sensor unit A mask disc coupled to the rotating shaft of the stepping motor and having irradiation holes formed in different widths corresponding to each other on a circumference; A light emitting sensor for irradiating light to the irradiation hole, and Embroidery machine for decorative yarn supply apparatus comprising a light receiving sensor for receiving the light emitted from the light emitting sensor. The method of claim 1 or 12, And a control switch electrically connected to the control unit and manually controlling the rotational position of the motor gear to the home position. In claim 13, The rotating member is a decorative yarn supply device for embroidery machine that is rotated more than 360 ° during forward and reverse rotation. The method of claim 1 or 14, An operation piece provided to be rotatable about an axis on one side of the decorative use bracket so that one end is in contact with one end when the elevating member is lowered and returned to its initial position when the elevating member is elevated, One end of the decorative yarn reel is rotatably provided about an axis, and one end is in close contact with one side of the decorative yarn reel, and one end of the decorative yarn reel is rotated together when the operating piece is rotated in contact with the elevating member. Brakes spaced from one side, A connecting link having both ends coupled to the operating piece and the brake so that the operating piece and the brake are connected to each other so that the brake is pulled and rotated together with the operating piece when the operating piece is rotated, and And a spring connected to the brake at the upper side of the brake and pulling the brake upward.

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