KR200407033Y1 - Spangle-mounted origin detector - Google Patents

Abstract

The present invention includes a sensor disc composed of a mask disc coupled to a rotating shaft of a stepping motor and a pair of light emitting sensors, and when the power is supplied again after the power is cut off, the position of the spangle tape is returned to the origin and set to the correct cutting position. The present invention relates to a spangle-mounted home detection device capable of rotationally driving at an angle corresponding to the specification of the replaced spangle tape by adjusting the pulse amount of the stepping motor when the spangle tape standard is replaced.

The present invention is a stepping motor for driving the drive roller at a constant pitch through the timing belt; A mask disc coupled to the drive shaft of the stepping motor and having a plurality of irradiation holes having a same spacing and width on a circumference; A light-receiving sensor and a light-emitting sensor which are formed on both sides of the mask disc to output light signals detected through the irradiation of light through a plurality of holes according to the rotation of the mask disc; When the embroidery is resumed after the power failure or when the work is finished, when the origin of the spangle is in a different position from the previous work, the detection signal is received by the hand / light-emitting sensor and the stepping motor is rotated through the pre-recorded program. It characterized in that it is configured as a controller for setting the position at the cutting position that can be accurately cut spankle.

 Spangle, Embroidery Machine, Stepping Motor, Optical Sensor, Mounting Origin, Cutting Position

Description

Apparatus for Detection of starting point of Spangle}

1 is a front view showing a spangle-mounted home detection apparatus according to the present invention,

2 is a right side view showing a spangle-mounted home detection device according to the present invention,

3 is a schematic view showing a sensing unit of a spangle-mounted origin detecting device according to the present invention,

Figure 4 is a schematic diagram showing a state in which the spangled tape is transported by the drive roller of the spangle mounting origin detection apparatus according to the present invention.

* Description of Signs for Main Parts in Drawings *

1: embroidery machine 3: head

6: needle bar 9: spangle tape

10: upper body 20: fixing bracket

27: groove 30: guide roller portion

31, 32, 33: guide roller 35: support bracket

37: projection 40: lifting and lowering drive

41, 42: Link 43: Air cylinder

50: connection part 51: upper bracket

52: lower bracket 53: medium

60: lower body 61: upper cutter

62: pivot axis 63: grip

64: drive roller 64a: guide pin

65: timing belt 66: stepping motor

57: fixing bolt 68: spring

66a: drive shaft 70: sensing unit

71: mask disc 71a: irradiation hole

72, 73: light sensor 80: guide

81: base plate 81b: blade portion

89: inclined guide section 91: controller

93: display unit 94: dip switch

95: jump solenoid 96: cutting solenoid

The present invention relates to a spangle supply apparatus, and in particular, having a sensor unit composed of a mask disc coupled to a rotating shaft of a stepping motor and a pair of light emitting sensors, when the power is supplied again after the power is cut off, Spangle-mounted origin detection device that can be set to the exact cutting position by returning to the position and that the pulse amount of the stepping motor can be rotated and rotated at an angle corresponding to the changed specification of the spangle tape when the spangle tape is replaced. It is about.

In general, it is recognized as a high value-added product when a spangle of thin plate formed into various shapes such as circle, polygon, and heart shape is added to the embroidered fabric, compared to the fabric simply embroidered using various colors of yarn. I am getting it.

These spangles are mainly applied to women's fabrics, clothing, footwear, ornaments, etc., and are mainly made of PVC or 100% polyester, etc., as a main raw material, compared to metal, and usually spangles are manufactured in the form of a continuously formed tape.

Spangle supply apparatus for supplying such a spangle is to transfer the spangle tape to a certain pitch and cut them individually, the spangles are sewn at the desired position of the fabric and attached to the embroidered fabric at the same time.

By the way, these spangle tapes are manufactured in different thickness standards according to the coating process in each manufacturer or each manufacturer, the conventional spangle supply apparatus, when using a spangle tape of such different specifications, spangles Since it is difficult to convey to the needle side or guide correctly, it is difficult to smoothly sew the sequin during embroidery.

Furthermore, when replacing with a spangle tape having a wider or narrower width than the previously used spangle tape, the conventional spangle feeder corresponds to the width of the replaced spangle tape, and thus the entire unit must be replaced. There was a problem that the work efficiency is reduced, such as delay.

In addition, after the wiper is operated by raising the spangle supply device for free operation of the wiper (upper thread pulling device) that is operated when the thread is trimmed, the spangle supply device after the up and down operation in the process of lowering the spangle supply device. Since the position is changed and accurate positioning is not made, this problem also contributed to the deterioration of product quality and productivity. Therefore, due to the above problem, there is a limitation of the design that must be moved to running stitches when moving to another work point after trimming due to fixing so as not to operate up and down during trimming.

In addition, when the embroidering again after the power outage or the end of work, the origin of the spangle is different from the previous work, there was an inconvenience that the operator must manually adjust the origin again.

The present invention is to solve the above problems, its purpose is to provide a sensing plate consisting of a mask disc coupled to the rotating shaft of the stepping motor and a pair of light emitting sensors to supply power again after the power is cut off, In addition to automatically setting the position to the home position, i.e., to the correct cutting position, the controller corresponding to the spangle feeder installed in each of the multiple heads is separately installed during the spangle embroidery work of the embroidery machine having two or more headers. Accordingly, the present invention provides a spangle-mounted origin detecting device capable of individually operating the forward, backward or homing function of the spangle tape supplied to each spangle supply device according to the work needs.

Another object of the present invention is to provide a dip switch in the operating driver of the stepping motor and the controller of the spangle mounter to adjust the size of the spangle tape by adjusting the pulse amount of the spangle stepping motor when changing the spangle tape standard. It is to provide a spangle-mounted origin detection device that can be driven to rotate at an angle.

Another object of the present invention is to program the position of the spangle tape to automatically return to the home position when the power is supplied again after the power is cut off, thereby avoiding unnecessary waste of time, time and electrical energy for setting the cutting position. It is to provide a spangle supply device.

In order to achieve the above object, the present invention is connected to each other, the upper and lower bodies, the upper body is mounted on the head of the embroidery machine to transfer the spangle tape through the driving roller, the upper cutter and the lower cutter installed at the tip of the lower body A spangle feeder for cutting through a blade and supplying a spangle sewn to the embroidery fabric by needles on a single or multiple heads of the embroidery machine, comprising: a stepping step for driving the drive roller at a constant pitch through a timing belt A motor; A mask disc coupled to the drive shaft of the stepping motor and having a plurality of irradiation holes having a same spacing and width on a circumference; A light-receiving sensor and a light-emitting sensor which are formed on both sides of the mask disc to output light signals detected through the irradiation of light through a plurality of holes according to the rotation of the mask disc; When the embroidery is resumed after the power failure or when the work is finished, when the origin of the spangle is in a different position from the previous work, the detection signal is received by the hand / light-emitting sensor and the stepping motor is rotated through the pre-recorded program. The present invention provides a spangle-mounted home detection device, comprising: a controller configured to set a position at a cutting position at which the spangle can be accurately cut.

In this case, the controller converts the pulse amount of the stepping motor when replacing the different size of the spangle tape according to the embroidery design, and a dip for rotationally driving the drive shaft of the stepping motor at an angle corresponding to the pitch of the replaced spangle tape. With a switch.

Therefore, in the present invention, the cutting position of the spangle is automatically sensed by the optical sensor when the power is re-supply, and it can be set accurately without errors, and the pulse amount of the spangle stepping motor is adjusted by changing the spangle tape standard. There is an advantage that can be rotationally driven at an angle corresponding to the specification of the replaced spangle tape.

(Example)

Referring to the spangle-mounted home detection apparatus according to the present invention in detail with reference to the drawings as follows.

1 and 2 are respectively a front view and a right side view showing a spangle-mounted home detecting apparatus according to the present invention, and FIG. 3 is a schematic view showing a sensing unit of the spangle-mounted home detecting apparatus according to the present invention, and FIG. 4 is a schematic diagram showing a state in which the spangled tape is transported by the driving roller of the spangle-mounted home detection apparatus according to the present invention.

First, the spangle-mounted origin detecting device according to the present invention, as shown in Figs. 1 and 2, a single or multiple needles 5, a needle bar 6 for supporting the needles, a thread controller, a thread taker and the like embroidery machine ( The upper body 10 detachably coupled to one side of the head 3 of 1) is fixed to the side or the front of the left or right side of the head 3 via the adapter 21 can be freely fixed according to the situation And a plurality of rollers 31, 32, 33 on one side of the fixing bracket 20 for guiding the spangle tape 9 installed in the spangle tape reel device 8 in a vertical downward direction. Guide roller portion 30 made of a support bracket 35 for supporting the roller is disposed.

In this case, the spangle-mounted origin detecting device can be used as it is without damaging the embroidery machine head by drilling a separate hole in the embroidery machine head by using the adapter 21.

In addition, the guide roller portion 30 is connected to the fixed bracket 20 by the lifting and lowering drive unit 40 so that the lower body 60 coupled to the lower end of the guide roller unit 30 can be raised / lowered. . That is, a pair of links 41 and 42 are connected to one side of the support bracket 35 of the guide roller portion 30 and the same side of the fixing bracket 20 so as to be rotatable with each other. 42, one side and the other side of the air cylinder 43 is connected as shown in FIG.

The air cylinder 43 has a signal terminal connected to a pair of links 41 and 42 pivotably connected to the upper body 10 and the cutting solenoid 96 of the embroidery machine to lift / lower the lower body 60. It detects the voltage difference and operates up and down by receiving the signal of the sole valve which is operated separately according to the detected voltage difference.

Meanwhile, the guide roller part 30 and the lower body 60 are fixed to the support bracket 35 as shown in FIG. On the opposite surfaces of the bracket 20, the V-shaped protrusions 37 and the grooves 27 are formed to correspond to each other in the longitudinal direction and are simultaneously coupled to each other unevenly.

In addition, the connecting portion 50 is disposed between the lower end of the guide roller portion 30 and the upper end of the lower body 60, the guide roller portion 30 and the lower body 60 is mutually detachable by the connecting portion (50). Possibly combined.

The connecting portion 50 is an upper bracket 51 detachably coupled to the lower side of the guide roller portion 30, a lower bracket 52 detachably coupled to the upper end of the lower body 60, and the upper and lower brackets 51. 52 are interconnected by means of a medium 53 interconnecting each other.

In this case, the medium 53 is coupled to the upper side is slidably in the X-axis direction to the upper bracket 51, the lower side is coupled to the lower bracket 52 to be slidable in the Y-axis direction, the connecting portion 50 Lower body 60 coupled to the guide roller portion 30 through the) is capable of moving along the X-axis or Y-axis with respect to the guide roller portion 30, and thus, the supply position of the spangles to be sewn to the fabric You can quickly and easily make accurate settings without having to move the entire device to set them up.

In addition, the lower body 60 has an upper cutter 61 that is pivotably coupled in a right angle direction by a pivot shaft 62 to cut the spangle tape 9 at the lower end as shown in FIG. The upper cutter 61 is elastically supported by the lower body 60 by a spring 68 connected to the other end of the pivot shaft 62 through the gripper 63.

In this case, the upper cutter 61 is the needle bar 6, which is lowered with the needle of the embroidery machine 1 while pressing the upper end of the upper cutter 61 at the same time the upper cutter 61 is pivoted downward, Spangled tape enters between the lower cutter blade 81b formed at the tip of the base plate 81, which will be described below, disposed at a position corresponding to the upper cutter 61, and the blade 61b of the upper cutter and the lower cutter blade ( 81b).

Moreover, the upper cutter 61 can reduce the interference with the embroidery machine needle 5 as the cutter blade side 61b is formed to a thin thickness than the fixed side 61d.

On the other hand, one side of the lower body 60 is disposed behind the upper cutter 61 toward the upper cutter 61 in a state in which the spangle tape 9 guided by the guide roller part 30 is stably gripped. The driving roller 64 to be transported is rotatably coupled, and a stepping motor 66 is coupled to the other side of the lower body 60 to drive the driving roller 64 at a constant pitch through the belt 65.

In addition, when the controller 91 connected to the stepping motor 66 replaces the spangle tape having different specifications according to the embroidery design, the pulse of the stepping motor 66 is changed through the dip switch 94 mounted on the controller 91. By converting the amount, the drive shaft 66a of the stepping motor 66 is driven in the forward / reverse rotation at an angle corresponding to the pitch of the replaced spangle tape.

In addition, the controller 91 is provided with a display unit 93 for displaying the driving distance interval of the stepping motor 66 numerically on the front surface.

In this case, the drive roller 64 has a spangle tape 9 as its vertical center is set on the same plane as the vertical center of the plurality of guide rollers 31, 32, 33 of the guide roller part 30. ) Can be transported in a vertical direction.

Furthermore, a plurality of guide pins 64a are formed on the outer circumference of the drive roller 64 at regular intervals corresponding to the intervals between the sewing holes 10a formed in each of the successive spangles of the spangle tape. As the guide pin 64a is inserted into the sewing hole 10a of the spangle tape while the driving roller 64 is rotated, the guide pin 64a can stably guide the spangle tape 9 to be transferred to the guide portion 80.

Meanwhile, as shown in FIG. 3, the sensing unit 70 for counting the number of spangles or setting the mounting origin of the spangle, that is, the correct cutting position, is provided on the drive shaft 66a of the stepping motor 66. A mask disc 71 coupled and formed with a plurality of irradiation holes 71a having the same spacing A and width on the circumference, and a mask disc 71 correspondingly formed on both sides of the mask disc 71 and rotating; The light emitting sensor 72 for irradiating light to the plurality of irradiation holes (71a) and the light receiving sensor 73 for receiving the light emitted from the light emitting sensor (72).

The sensing unit 70 configured as described above may count the number of supplied spangles using the detection signals detected by the optical sensors 72 and 73, as well as embroidering the spangles again in the event of power failure or after the work is finished. When the spangle origin is at a different position from the previous operation at the time of resumption, the controller 91 which has received the detection signal through the sensing unit 70 is the origin of the spangle, that is, the spangle through the program recorded in advance. The stepping motor 66 is rotationally driven so as to be automatically positioned at a cutting position that can be accurately cut.

The cutting position of the spangle may be set manually by the operator, but in the present invention, the sensing unit 70 and the controller 91 and the stepping motor 66 may be automatically set.

In addition, the mask disc 71 needs to be set in consideration of the pitch between the spankles in which the spacing between the plurality of holes 70 is continuously and the rotation angle of the stepping motor 66. In accordance with the replacement of the lower body 60 itself can also be made quickly.

On the other hand, the inclined guide piece (89) for guiding the spangled tape to the driving roller 64 side is disposed on one side of the lower body (60), and the driving roller (64) at the bottom of the lower body (60). Guide portion 80 for guiding toward the upper cutter 61 in a state in which the spangle tape (9) to be transported by the elastic support.

In addition, at the tip of the base plate 81 of the guide portion 80, a lower cutter blade 81b is formed to be parallel to the upper cutter 61 pivoting downward to cut the spangle tape well.

The spangle-mounted home position detecting device according to the embodiment of the present invention described above has been described with an example mounted on a single head. However, in the case of an embroidery machine having a plurality of heads, the spangle-mounted origin detecting device is installed on each head and used. The head is provided with a controller 91 for individually controlling each spangle supply device.

Accordingly, the spangle supply device jumps through the controller 91 disposed on each head of the embroidery machine without receiving data having a spangle signal system input from the outside through a floppy disk or the like through the main CPU of the embroidery machine. ) Or directly from the stepping motor 66, can be attached to the head of the embroidery machine regardless of the product year of the embroidery machine having different specifications, the manufacturer or the type of automatic single / multiple embroidery machines.

In addition, the present invention is equipped with a controller for each head, each operation can be individually operated forward, backward, homing function of the spangle tape separately if necessary.

In addition, when spanking embroidery machines of two or more multi-duplex machines, only the spangle feeder operated during the operation of the automatic repair function is activated, and the other spangle feeders wait until the embroidery work is completed at the time of applying the automatic repair function. When the spangled tape is not transferred and waits, moreover, when the unnecessary head is stopped by the toggle switch, the spangle feeder mounted on the stopped head does not perform the spangle transfer and waits for the power consumption. The device can be operated efficiently while being reduced.

In addition, as the base plate of the guide part can be adjusted during the guided spangle transfer, it also accommodates the specification of irregular spangle tape according to the manufacturer and coating characteristics, so that the upper cutter 61 and the lower blade part without shaking in up, down, left and right only in one direction ( 81b) can be transported up to the point of cutting.

In the present invention, the cutting position of the spangle is automatically sensed by the optical sensor when the power is re-supply, and it can be set accurately without errors, and when the spangle tape standard is replaced, the pulse amount of the spangle stepping motor is changed and replaced. There is an advantage that can be driven forward / reverse rotation at an angle corresponding to the specification of the spangle tape.

In the above, the present invention has been illustrated and described with reference to specific preferred embodiments, but the present invention is not limited to the above-described embodiments and the general knowledge in the technical field to which the present invention belongs without departing from the spirit of the present invention. Various changes and modifications will be possible by those who have the same.

Claims (2)

The upper / lower body connected to each other and the upper body are mounted on the head of the embroidery machine to transfer the spangle tape through the driving roller, and cut through the upper cutter and the lower cutter blade installed at the front end of the lower body, so that the single or multiple of the embroidery machine In the spangle supply apparatus for supplying a spangle sewn to the embroidery cloth by a needle on the head of A stepping motor for driving the driving roller at a constant pitch through a timing belt; A mask disc coupled to the drive shaft of the stepping motor and having a plurality of irradiation holes having the same spacing and the same width on the circumference; A light-receiving sensor and a light-emitting sensor which are formed on both sides of the mask disc to output light signals detected through the irradiation of light through a plurality of holes according to the rotation of the mask disc; When the embroidery is resumed after the power failure or when the work is finished, when the origin of the spangle is in a different position from the previous work, the detection signal is received by the hand / light-emitting sensor and the stepping motor is rotated through the pre-recorded program. Spangle-mounted home position detection device characterized in that consisting of a controller for setting the position at the cutting position so that the spangle can be precisely cut. The method of claim 1, wherein the controller is to rotate the drive shaft of the stepping motor at an angle corresponding to the pitch of the replaced spangle tape by converting the pulse amount of the stepping motor when replacing the spangle tape of different specifications according to the embroidery design Spangle-mounted home position detection device characterized in that it comprises a dip switch for making.

Images