TW558578B - Yarn passing device of sewing machine for embroidery - Google Patents

Abstract

The present invention, the objective of which is to provide a threading device for embroidery machinery realized in such a way that it performs threading accurately regardless of the type of thread, for embroidery machinery, etc. capable of performing the processing for change of colored thread automatically without intervention of an operator, for example, comprises a needle support mechanism (7), disposed movably facing the hooking member (61a), for preventing deflection of the needle (10), by correcting deflection of the needle (10), when inserting the hooking member (61a) formed in the shape of a hook at the tip of the thread pull-out mechanism (61) in the needle hole (10a).

Description

558578 A7 B7 V. Description of the Invention (1) [Technical Field of the Invention] (Please read the precautions on the back before filling out this page) The present invention relates to the threading device of the sewing machine for embroidery, and in particular to the replacement of color threads (in the present The manual sometimes refers to "thread" or "on-line" processing, etc. The threading device of the sewing machine for embroidery can be performed automatically without the need for manual intervention. [Technical Background of the Invention] In the past, processes such as color line replacement have been performed by human hands. However, the sewing machine must be stopped during the process of changing the color thread. Especially when changing the color thread, a sewing machine for embroidery is usually equipped with several heads, and many have about 30 sewing heads. For each head, the color thread is changed and hung. The sewing machine's pause time is as long as several hours, which leads to problems that reduce the actual working rate and productivity of the sewing machine. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. The above-mentioned problems of the conventional sewing machine for embroidery are the first to propose a treatment for changing the color thread. The threading device of the sewing machine for embroidery can be carried out automatically without the need of human hands (see PCT / JP97 / 02601 and PCT). / JP97 / 02602). This sewing machine for embroidery can be carried out automatically without the need of human hands due to the processing and the like when changing color threads. It has the advantages of shortening the time required for such operations and improving the actual working rate and productivity of the sewing machine. . However, this sewing machine for embroidery still has the problem of low threading reliability. This paper size applies Chinese National Standard (CNS) A4 specification (210X297 mm) -4-558578 A7 B7 V. Description of invention (2) [Disclosure of invention] (Please read the precautions on the back before filling this page) The invention In view of the problems of the above-mentioned embroidery sewing machine, its purpose is to provide a threading device for embroidery sewing machine, such as processing when changing color threads, etc., which can be performed automatically without the need of human hands. The kind of thread can be threaded surely. In order to achieve the above object, the threading device of the sewing machine for embroidery according to the present invention is characterized in that when the hook-shaped member formed at the front end of the thread pulling mechanism passes through the needle hole, the deviation of the needle is corrected, and the needle supporting mechanism for preventing the needle from bending The hook-shaped member is disposed so as to be movable in the opposite direction. The so-called "opposing-shaped member" does not necessarily coincide with the position in the axial direction of the needle. The employee's cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs printed the threading device of the sewing machine for embroidery. The threading mechanism is due to a thread threading mechanism provided with a hook-shaped member having a hook shape at the front end. The hook-shaped member passes through the needle. The deviation of the needle at the time of the hole and the needle support mechanism to prevent the needle from bending can be arranged on the hook-shaped member so as to move in the opposite direction. When being held by the thread holding member, the end of the thread that will be guided to the vicinity of the needle is borrowed The hook-shaped member formed with a hook shape at the front end is used to hook the thread, and the thread must be passed through the pinhole, and the needle can be prevented from bending when the hook-shaped member passes through the pinhole, and the hook-shaped member can be smoothly passed through the pinhole. , You can reliably perform threading. For this reason, the threading device of the sewing machine for embroidery is suitable for, for example, processing when changing the color thread, and the sewing machine for embroidery can be performed automatically without the need of a human hand, which can shorten the processing required when changing the color thread. Time to improve the actual working rate and productivity of the sewing machine. At this time, the needle support mechanism supports the pendulum in a slightly horizontal plane in the self-standby position. The paper size is in accordance with Chinese National Standard (CNS) A4 (210X297 mm) -5-558578 A7 _ _ B7___ V. Description of the invention (3) Needle, or a needle that swings in a slightly vertical plane from the standby position. (Please read the precautions on the back before filling in this page.) This will increase the degree of freedom in the design of the needle support mechanism. The “needle support mechanism” can surely prevent the thread tension mechanism from conflicting with other attachments of the sewing machine for embroidery. Smooth drive of institutions. In particular, by supporting a needle swinging mechanism in a slightly vertical plane from the standby position, the width of the needle support mechanism can be reduced, and the size of the sewing machine structure for embroidery including the needle support mechanism can be reduced. The tip of the needle support mechanism that supports the needle can be formed into a substantially V-shape. With this simple mechanism, it is possible to reliably correct the deviation of the needle and prevent the needle from bending. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. When the thread is disconnected, the hook-shaped member of the thread-pull mechanism is driven by the drive mechanism of the thread-pull mechanism of the sewing machine head that has been disconnected and the drive mechanism of the needle support mechanism. After passing through the needle hole of the needle supported by the needle support member, the needle support member is moved back to the standby position by the driving mechanism that drives the needle support mechanism, and then the thread puller is mounted on the hook member of the thread puller. In this state, the driving mechanism of the needle supporting mechanism drives the thread threading and pulling mechanism backward to perform threading. Furthermore, at least, the driving mechanism of the thread threading and pulling mechanism of the sewing machine head and the needle supporting mechanism are driven. The driving mechanism passes the hook-shaped member of the thread pulling mechanism through the needle hole of the needle supported by the needle support member, and retracts the needle support member to return to the standby position, and automatically performs the standby in this state. Thereby, the processing at the time of thread breakage can be smoothly performed manually or semi-automatically by the driving mechanism of the thread pulling mechanism and the driving mechanism of the needle support mechanism, which can further improve the actual working rate and productivity of the sewing machine. This paper is suitable for Guancai County (CNS) A4 size (21GX297mm) 7〇Z ~ 558578 A7 B7 V. Description of the invention (4) (Please read the precautions on the back before filling this page) Also, in order to achieve the same The object of the present invention is a threading device for a sewing machine for embroidery according to the present invention, which is characterized in that when the hook-shaped member formed at the front end of the threading and pulling mechanism passes through the needle hole, the deviation of the needle bar is corrected, and the needle bar is positioned at a predetermined position. The needle bar support mechanism is movably arranged at an upper position of the hook-shaped member. According to the threading device of the sewing machine for embroidery, the threading mechanism is provided with a thread threading mechanism having a hook-shaped member having a hook shape at the front end, which will correct the height deviation of the needle bar when the hook-shaped member passes through the pinhole. The needle bar support mechanism is movably arranged above the hook-shaped member, and corrects the deviation of the needle when the hook-shaped member of the needle bar passes through the needle hole, and is guided to the needle while being held by the thread holding member. At the end of the thread at a nearby position, the hook is hooked by the hook-shaped member formed at the front end to pass the thread through the pinhole. It can also prevent the needle from bending when passing the hook-shaped member through the pinhole. The hook-shaped member smoothly passes through the pinhole, and threading can be surely performed. At this time, the needle rod supporting member of the needle rod supporting mechanism is made to simultaneously hold the needle rod and the guide protruding horizontally from the needle rod to form a double-stranded shape with a slightly V-shaped front end, or form a fitting protrusion. For needle sticks. This makes it possible to accurately correct the deviation in the height direction of the needle bar with a simple mechanism. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. The needle rod support mechanism and the drive mechanism of the needle support mechanism can be driven simultaneously. As a result, the working time such as thread change can be greatly shortened, and the actual working rate and productivity of the sewing machine can be improved. In addition, guide pieces are arranged on both sides of the hook-shaped member of the wire drawing mechanism, and at least one guide piece forms a protrusion. This paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) 558578 A7 B7 V. Description of the invention (5) In this way, the line can be easily leveled with your fingers when handling the line change manually. The ground pull frame is manually hooked on the hook-shaped member of the thread pulling mechanism. (Please read the precautions on the back before filling in this page.) In order to achieve the same purpose, the threading device of the sewing machine for embroidery according to the present invention is characterized in that it is provided with an end portion that holds a thread suspended by a self-threading pipe. The thread holding member is configured to guide the thread held by the thread holding member to the vicinity of the needle, and hang the wire of the draw frame to the thread setting mechanism of the scale mechanism; and a threading mechanism that guides the thread to the pinhole The threading device of a sewing machine for embroidery. The threading mechanism includes: a thread threading mechanism including a hook-shaped member formed at the front end; and an end portion of the thread to be held by the thread holding member between the thread holding portions. It is constructed by pulling the frame on the hook-shaped member slightly horizontally so that it can be movably mounted on the thread-tensioning mechanism of the thread-holding member. According to the threading device of the sewing machine for embroidery, the processing when changing the color thread, etc. The manual operation can be carried out automatically, which can shorten the time required for the operation itself, thereby improving the actual work rate and productivity of the sewing machine. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. In particular, the threading mechanism is due to: a threading and pulling mechanism with a hook-shaped member formed at the front end; and a thread to be held by the thread-holding member between the thread-holding sections The end portion of the wire is stretched on the hook-shaped member slightly horizontally, so that it can be movably installed by the thread tensioning mechanism of the thread holding member. According to this simple mechanism, it is guided to the state of being held by the thread holding member. The end of the thread near the needle is pulled slightly horizontally on the hook member of the thread pulling mechanism, and the hook is formed by the hook member formed at the front end to hang the thread surely through the pinhole. This paper size applies to Chinese National Standard (CNS) A4 (210X297 mm) -8-558578 A7 B7 V. Description of the invention (6) (Please read the precautions on the back before filling this page) At this time, the wire setting mechanism Driven by the thread holding member of the thread tensioning mechanism, while lowering it to the position near the needle, the horizontal holding member is moved horizontally to the end of the wire to be held by the thread holding member between the wire holding member and the wire holding member. The part is composed of a slightly horizontal draw frame. With this simple mechanism, the end of the thread held by the thread-holding member can be automatically and surely pulled on the hook-shaped member of the thread-pull mechanism at a slightly horizontal position. The thread-feeding tube is moved to the position near the needle. The moving speed of the wire holding member is slowed down in the vicinity of the wire delivery tube and the needle, and the driving mechanism of the wire tensioning mechanism formed at the middle position is accelerated. With this, without affecting the thread holding or threading process, the thread holding member can be quickly moved from the thread delivery tube to the position near the needle, which can shorten the time required for the process itself when changing the color thread. In addition, a needle support mechanism that prevents the needle from bending when the hook-shaped member is passed through the pinhole is fixed to the hook-shaped member so as to be movable in the opposite direction. Thereby, while preventing the bending of the needle when the hook-shaped member passes through the pinhole, the hook-shaped member can be smoothly passed through the pinhole, and threading can be surely performed. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. The drive mechanism of the thread tensioning mechanism and / or the thread pulling mechanism can independently drive each head of the sewing machine for embroidery. Thereby, processes including all threads including processes such as thread breakage can be automatically performed, and the actual working rate and productivity of the sewing machine can be further improved. In addition, guide pieces are arranged on both sides of the hook-shaped member of the thread pulling mechanism, and at least one guide piece forms a protrusion to temporarily lock the thread. In this way, when the manual disconnection process is performed, the paper size can be easily adapted to the Chinese National Standard (CNS) A4 specification (210X297 mm) with a finger. -9-558578 A7 B7 Printed by the Employees' Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs V. Description of the invention (7) The thread is pulled on the hook member of the thread threading mechanism at a slightly horizontal level, and the thread can be surely threaded manually. [Best Mode for Carrying Out the Invention] An embodiment of the threading device of the sewing machine for embroidery according to the present invention will be described below with reference to the drawings. As shown in Fig. 1 and Fig. 2, the sewing machine for embroidery is composed of a plurality of main parts such as a sewing machine head 1, a thread supply / recovery device 2, a scale mechanism 4 'and a threading device 5. In addition, the drawing of this embodiment shows a part of a sewing machine head which has several heads for several times and reaches about 30 heads as an example. In addition, while other sewing machine heads other than the drawing also adopt the same configuration as the embodiment, each sewing machine head is synchronously driven by a variety of common drive sources, and according to actual needs, a common drive source and each sewing machine are used. The head is interposed between the clutches or an independent drive source is provided for each sewing machine, so that each sewing machine head can be driven independently. However, these mechanisms are basically no different from conventional embroidery sewing machines. In addition, the thread supply / recovery device 2 and the threading device 5 of the sewing machine head of the embroidery sewing machine of this embodiment are of course provided with a complete set. Depending on the situation, some of the devices may be replaced with other mechanisms that can achieve the same function. Or omit it. In this embodiment, as the driving source of various driving mechanisms, electric motors, air cylinders, solenoids, etc. can be used, and an appropriate driving source that is not described this time can be selected and used according to actual needs. In addition, in this embodiment, the connection between various driving mechanisms and driving sources (please read the precautions on the back before filling this page) This paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -10- 558578 A7 B7 V. Description of the invention (8) The link mechanism such as a link mechanism, a lever mechanism, and a wire rope mechanism is used to carry out 'this link mechanism may be replaced with an appropriate link mechanism other than the actual case not recorded this time, as required. Furthermore, in this embodiment, a pump mechanism for expanding and contracting a ripple-type air chamber to send out air is used, except for a compressor, which directs a thread toward an air supply for needle delivery. 1 to 8 show an embodiment of the thread supply / recovery device 2 provided on the upper part of the sewing machine head 1 for burrs. This thread supply / recovery device 2 is provided by: a bobbin accommodating portion 2 2 that can accommodate bobbins 21 of a plurality of colored threads; and provided with: corresponding to the number of bobbins 21 that can be accommodated by this bobbin accommodating portion 22 The thread tension adjustment mechanism 25 is provided with a thread length adjustment mechanism 2 6 for recovering and supporting the thread 1 1 which is sent out toward the needle 10 while supporting the thread 11 which is sent out toward the needle 10 at a predetermined length. The thread adjusting mechanism 2 4 of the mechanism 28 is configured by a thread selection mechanism 2 9 that is selectively positioned above the threading device 5 for threading the predetermined needle 10 to thread the thread feeding mechanism 28 corresponding to the predetermined thread spool 21. In addition, in this embodiment, the bobbin accommodating portion 22 will be configured as a unit so that it can be detachably mounted on the sewing machine head 1, but it can be fixed to the sewing machine head 1 as needed, as shown in FIG. 9 ~ In the modified example shown in FIG. 10, the thread selection mechanism 29 may be configured to slide the thread adjustment mechanism 24 and slide it integrally with the thread feeding mechanism 28 or the like. The bobbin accommodating unit 2 2 is, for example, 10 bobbins 2 installed on one sewing machine head 1 and 2 sets of bobbin accommodating unit 2 2 A, 2 2 can be accommodated in this paper. The size of this paper applies to the Chinese National Standard (CNS) A4 specification (210X297). Li) -11-(Please read the notes on the back before filling this page)

1. 1T printed by the Intellectual Property Bureau of the Ministry of Economic Affairs 'Consumer Cooperatives 558578 A7 B7 5. Description of the invention (9) (Please read the notes on the back before filling out this page) B' Form a total of 20 spools 21, online In the shaft accommodating unit 2 2 A, 2 2 B, the mandrel 2 2 a which inserts and supports the bobbin 21 1 is erected on the bottom surface thereof, and the bobbin 2 4 a of the on-line adjustment mechanism 2 4 is fixed to each bobbin 2 1 Thread 1 1 Thread support 2 for non-tangling 2 3 ′ Pull out a total of 20 threads 1 1 from the thread support 2 3 and feed them into the adjustment mechanism 2 4 Thread tension adjustment mechanism 2 5 . And 'is to pull out the thread 1 1 of each spool 21 without tangling, and from the wire support 2 3 to the upper part of the main body 2 4 a of the wire adjusting mechanism 2 4, a pipe composed of a transparent synthetic resin pipe is arranged. 2 3 a, each of the wires 1 1 can be passed through this pipe 2 3 a. The thread tension adjusting mechanism 25 is provided on the outer peripheral surface of the main body 2 4 a of the thread adjusting mechanism 24, and two thread tension adjusting mechanism members 2 5 a and 2 5 b are provided from the thread 1 1 of each spool 21. A tension sensor (not shown) for measuring the tension of the thread 11 is provided on one of the thread tension adjusting mechanism members 2 5 b to detect a break of the thread 11 or the like. The consumer cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs prints the signal from this tension sensor, and the electric contact (omitted the figure) provided by the wire adjustment mechanism 2 4 is sent to the machine head 1 The control unit of the sewing machine equipped with an electrical contact (not shown) via an electric circuit (not shown) controls the drive of the embroidery sewing machine and lights up the state of the upper and lower line by being installed on the sewing machine head 1 Display lamp (illustration omitted) to inform operator of disconnection of line 1 1. In addition to the display light, the paper size, such as a liquid crystal display panel for displaying the status of the embroidery sewing machine to the operator, can be set at an appropriate position of the embroidery sewing machine. This paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) _ 12-558578 A7 B7 Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. 5. Description of invention (ίο) Display device, and alarm device such as buzzer. The thread length adjustment mechanism 2 6 provided below the tension adjustment mechanism 25 is to guide the thread 11 sent out toward the needle 10 to a predetermined length, specifically, to guide the front end of the thread 11 by the threading device 5. When it reaches the vicinity of the needle 10, the thread 11 of the length required to start the embroidery operation is supported by the length of the needle 10, and when the color thread is changed, the thread 1 1 sent out toward the needle 10 is recovered and supported. The user is formed by forming a line passing portion 2 6 b at the front end of the sliding member 2 6 a sliding along each of the two guide members 2 6 d provided at a slightly horizontal level, and driven by the sliding member 2 6 a The mechanism 2 7 selectively slides most of the sliding members 2 6 a and selectively passes the thread passing portion 2 6 b formed at the front end of the sliding member 2 6 a so that it can be selectively positioned at the wire sending position 2 6 A and the holding position. 2 6 B. As shown in FIGS. 2 to 7, the drive mechanism 2 7 of the slide member 2 6 a of this thread length adjusting mechanism 26 is provided by a common driving shaft 2 7 which is hooked and arranged on most sewing machine heads 1 a, 2 7 b levers 2 7 c, 2 7 d; and slide levers 2 7 e, 2 7 f driven by levers 2 7 c, 2 7 d; and a slide lever 2 7 e, 2 7 The sliding members 2 6 a at the respective front ends are composed of the pressing members 27 g and the pulling members 27 h of the sliding members 26 a. By this, a sewing machine for embroidery is provided with several heads for as long as 30. Each sewing machine head on the left and right side can change the color thread at the same time. At this time, the drive shaft 2 7 a, the lever 2 7 c, the slide lever 2 7 e, and the pressing member 2 7 g are the thread passing portions 2 6 b formed at the front end of the slide member 2 6 a to make them self-threaded. Hold the position 2 6 B Move to the delivery position (please read the precautions on the back before filling this page) This paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -13-558578 A7 B7 Intellectual Property Bureau of the Ministry of Economic Affairs Printed by the employee consumer cooperative V. Description of invention (11) 2 6 A For users, on the other side, drive shaft 2 7 b, lever 2 7 d, slide lever 2 7 f, and pull-out member 27 h, will be formed in The thread passing portion 2 6 b at the front end of the sliding member 2 6 a moves the user from the wire feeding position 2 6 A to the holding position 2 6 B. Also, the "line length" driving mechanism 2 7 of the sliding member 2 6 a of the cycle & mechanism 2 6 is suitably driven by an electromagnetic clutch, a solenoid, a motor, an air cylinder, or any other driving source, such as an interposition key. The clutch mechanism (illustration omitted) enables each sewing head of the sewing machine for embroidery to be driven independently, whereby processing including when the thread 11 is broken can be automatically performed, and processing on all the threads 11 can be further improved. Actual working rate and productivity of sewing machine. Moreover, in the embroidery sewing machine of this embodiment, as shown in FIG. 1 and FIG. 7 after threading, the thread selection mechanism 2 9 of the thread supply device 2 is driven, and the thread 11 is sent out in the hooked state. The tube 2 8 a is moved to the side of the first stage (the front end is viewed from the right side of the sewing machine head 1) for embroidery. For each member of the drive mechanism 27, 'also faces the width direction of the sewing machine head 1 and the sliding member 2 6 a The arrangement pitch is arranged at the same interval. In this way, a drive shaft 2 7 a such as a lever 2 7 c for moving the thread passing portion 2 6 b from its holding position 2 6 B to the sending position 2 6 A, and a thread passing portion The passing portion 2 6 b moves the sending position 2 6 A from the line to the holding position 2 6 B. The driving shafts 2 7 b, such as the lever 2 7 d, are separately provided, and the lever 2 7 c and the lever 2 7 d are provided separately. In general, two adjacent sliding members 2 6 a and 2 6 a are generally moved to different directions, and then the line 11 is recovered first, and then the line 11 is supplied. Furthermore, if necessary, move the two to different directions at the same time (please read the precautions on the back before filling this page). The size of the binding and binding paper is applicable to China National Standard (CNS) A4 (210X297 mm) -14-558578 Printed by A7 _____ B7 of the Intellectual Property Bureau of the Ministry of Economic Affairs. B7 V. Invention Description (12), when necessary, the supply and recovery of line 1 1 can be performed simultaneously, which can significantly shorten the time required for color line replacement. The sliding member 2 6 a of the wire length adjusting mechanism 2 6 slides along the guide member 2 6 d provided at a slightly horizontal position, so that the position of the sliding member 2 6 a forming the wire passing portion 2 6 b does not change. Since the sliding member 2 6 a forming the wire passing portion 2 6 b can be reliably maintained at a predetermined position, the driving stability of the device can be improved. At this time, in order to more reliably maintain the sliding member 2 6 a forming the wire passing portion 2 6 b at a predetermined position, magnets 2 6 e, 2 that adsorb and hold the sliding member 2 6 a must be provided at the front and rear positions. 6 e. In addition, the sliding member 26a may be formed by using the material adsorbed on the magnet 26e, or the magnet member 2e may be attached to the sliding member 26a on the abutting surface. Further, a magnet for holding the positioning of the sliding member 2 6a forming the wire passing portion 2 6 b may be provided on the sliding member 26 a side. When the thread passing portion 2 6 b at the front end of the sliding member 2 6 a provided at the thread length adjusting mechanism 2 6 is guided by the threading device 5 to the vicinity of the needle 10 by the threading device 5, the holding is started. The thread 1 1 of the required length during the embroidery operation is passed through the thread 1 1 of the length of the needle 10, and is not particularly limited. However, while forming a slightly 3 shape, it is arranged in a π-shaped thread adjustment mechanism 2 The thread on the side of the body 2 4 a of 4 is formed between the thread passing portions 2 6 c and the thread 11 is hooked back and forth twice. At this time, at least, the thread passing portion 2 6 b inserted into the thread passing portion 2 6 c and its surface 2 6 b 2 is depressed to the thread passing portion 2 6 b 1 of the thread 1 1 to prevent the thread 1 1 挟 Cut between the line passing section 2 6 b and 2 6 c. The paper size is applicable to China National Standard (CNS) A4 (210X297). -15---------- Approval -(Please read the notes on the back before filling out this page) 558578 Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs A7 __B7 V. Description of the invention (13) 〇 In addition, the main body 2 is installed in the line adjustment mechanism 2 4 On the 4 a side, the thread passing portion 2 6 c is attached to the back side with a thread holding member 2 6 f provided with an elastic member such as a felt cloth, which can be prevented from being caught on the thread passing portion 2 6 b, 2 6 c. After that, the thread 1 1 that passed through the thread feeding mechanism 2 8 was accidentally fed from the thread &mechanism; 8 At the same time, the thread 1 1 that was sent toward the needle 10 was recovered to the thread length adjustment mechanism 2 6 To prevent the slack of the thread 1 1. The thread feed mechanism 2 8 of the main body 2 4 a of the thread adjustment mechanism 2 4 provided below the thread length adjustment mechanism 2 6 is used to prevent the tangling between the adjacent threads 1 1 and smoothly direct the threads 1 1 toward the needle. The sender for 1 0, as shown in Fig. 7, has: a wire delivery tube 2 8 a which can guide the line 1 1 to the threading device 5 up and down; and an attached delivery tube 2 8 a according to actual needs The compression spring 2 8 b in the lowering direction; and the operating piece 2 8 d of the wire delivery tube 2 8 a; and the operating lever 2 8 d of the operating piece 2 8 d; the driving mechanism 2 8 e of the operating lever 2 8 d. At this time, when the thread delivery tube 2 8 a has been lowered, it can be located between the movable holding piece 3 1 a and the fixed holding 3 1 b of the thread holding member 3 1 of the thread tensioning mechanism 3 of the threading device 5. The driving mechanism 2 8 e driving the operation lever 2 8 d and the operation lever 2 8 d is used to operate the wire delivery tube 2 8 a. The operation piece 2 8 d resists the elastic pressure of the compression spring 2 8 b to make the wire delivery tube 2 8 a rises to expose the wire 1 1, and the movable holding piece 3 1 a and the fixed holding 3 1 b of the wire holding member 3 1 of the wire stretching mechanism 3 can reliably hold the wire 1 1. The thread selection mechanism 29 is to send the thread corresponding to the specified spool 2 1 to this paper. The paper size applies the Chinese National Standard (CNS) A4 specifications (210, / 297 mm 1-16-(Please read the precautions on the back before Fill out this page) 558578 A7 B7 V. Description of the invention (14) (Please read the precautions on the back before filling out this page) Exit tube 2 8 The delivery tube 2 8 a is selectively located at the specified needle 1 〇 Threading the thread Above the device 5, in this embodiment, by using the sliding thread adjusting mechanism 24, a sewing machine for embroidery can have about 30 sewing machine heads for a long time, and the color thread can be changed and hung at the same time. At this time, the thread selection mechanism 29 is controlled by the control section of the sewing machine for embroidery. The type (color) of each spool 21 stored in the spool storage section 22 is memorized in the control section in advance, and a plurality of colored threads can be automatically performed. The selection of the thread adjustment mechanism 2 4, the thread tension adjustment mechanism 2 5, the thread length adjustment mechanism 26, and the thread delivery mechanism 28 corresponds to the number of receivable spools 21 in the respective spool storage sections 22. That is, set 20 of this embodiment to line tuning. The body 2 4 a of the joint mechanism 2 4, but the drive mechanism 2 7 of the sliding member 2 6 a is provided on one side of the sewing machine head, and the position set in the 20 group of such mechanisms is again the same as the set position. Coordinated action, that is, a total of 20 groups of such institutions. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, and when the spool storage unit 2 2 A, 2 2 B can be removably mounted on the sewing machine head 1, prepare the sewing machine. A plurality of times of the number of the head 1 is preferably the spool storage unit units 2 2 A, 2 2 B. When using this method to replace the color thread, replacing each spool storage unit 2 2 A, 2 2 B can shorten the color thread replacement. The time required. For example, the spool storage unit 2 2 A, 2 2 B, which is twice as many as the number of heads of the sewing machine head 1, can be replaced in a short time with a maximum of 40 color threads. At this time, The type (color) of each spool 21 stored in the spool storage section 22 is memorized in the control section in advance, and only the spool storage section units 2 2 A and 2 2 B can be replaced to automatically replace most of the colored threads. -17- The paper size is suitable for financial and family care standards (CNS) A4 specifications (210X29 ^^ 7 558578 A7 __ B7 V. Invention (15) Again, in this embodiment, a thread-feeding tube 2 8 a corresponding to the thread-feeding mechanism 2 8 of the predetermined spool 2 1 is selectively used above the threading device 5 for threading the predetermined needle 10. The line selection mechanism 2 9 slides the line adjustment mechanism 24, but the line selection mechanism may also adopt a mechanism that uses the line adjustment mechanism 2 4 as a swing driving mechanism of the support shaft swing shaft. Moreover, the body 2 4 of the line adjustment mechanism 2 4 A nearby sewing machine head 1 ′ can be provided with a thread tension adjuster 2 for adjusting the amount of tension applied to the thread 1 1 by two thread tension adjusting mechanism members 2 5 a and 2 5 b as shown in FIG. 8. 5 c. This thread tension adjuster 2 5 c is a scale mechanism 4 and a needle 10 formed by the scales 4 1 and the sub-scales 4 2 located below the thread supply and recovery device 2 which will be described later. The tension hanging on the thread 11 is hooked on the thread 11 so that the thread 11 is not hooked on the balance 4 1, the auxiliary balance 4 2, the needle 1 〇, etc., and the two thread tension adjustment mechanism members can be adjusted evenly. 2 5 a, 2 5 b The amount of tension applied to the thread 1 1. And the base of this thread tension adjuster 2 5 c is provided with a magnet, and a thread delivery pipe 2 8 a which is freely attachable and selectable to the thread delivery mechanism 2 8 is provided at an appropriate position of the sewing machine head 1, more specifically, The lower position will be sent out toward the needle 10 from the thread 1 1 of each spool 2 1 for use. Below the thread supply / recovery device 2 of the sewing machine head 1, as shown in Figs. 11 to 27, a threading device 5 including a thread tensioning mechanism 3 and a threading mechanism 6 is provided. The thread setting mechanism 3 guides the end of the thread 1 1 suspended from the thread feeding tube 2 8 a of the thread supply device 2 to the vicinity of the needle 10, and the paper standard is applicable to the Chinese National Standard (CNS) A4 specifications (210X297 mm) -18--------- ^^ clothing-(Please read the precautions on the back before filling out this page) Order printed by the Ministry of Economic Affairs Intellectual Property Bureau employee consumer cooperatives 558578 A7 B7 Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. 5. Description of the invention (16): wire holding member 3 1; and a lever 3 2 arranged at the front end of the wire holding member 3 1; and a sliding piece 3 at the base end of the supporting lever 3 2 3; and the guide groove 3 4 of the sliding piece 3 3 arranged on the wire-stretching mechanism body 30 in a slightly vertical direction; and the belt 3 5 for lifting and lowering the sliding piece 3 3 along the guide groove; and the driving belt 3 5 driving mechanism is composed of 36. In this way, the thread tensioning mechanism 3 is composed of a lever 3 2 and a sliding plate 33 that can be raised and lowered, and the thread tensioning mechanism 3 can be miniaturized, and in particular, it can be reduced toward the front of the sewing machine head 1 of the thread holding member 3 1. The amount of highlights. This thread tensioning mechanism 3 drives the belt 3 5 by the driving mechanism 3 6, and the thread holding member 3 1 is omitted from the middle portion (just below the lowermost position of the sub-scale 4 of the scale mechanism 4 to be described later). In the standby position, when the end of the thread 1 1 held by the thread-feeding pipe 2 8 a is moved to the highest position, the thread-holding member 3 1 can hold the end of the thread 1 1 and is provided by being set on the sewing machine head. The sliding shoe member 3 1 e operated by the driving mechanism 1 a such as the rotary solenoid 1 of 1 rotates, and the sliding shoe member 3 1 e abuts the operation of the movable holding piece 3 1 a that is protruded from the wire holding member 31. The abutment member 3 1 f at the front end of the sheet 3 1 d is opened against the elastic pressure of the spring member 3 1 c to open the movable holding sheet 3 1 a, so that the wire delivery tube 2 8 a is located at the movable holding sheet 3 1 a and fixed Holding piece between 3 1 b. And in this state, the driving mechanism 2 8 e of the driving lever 2 8 d of the drive wire feeding mechanism 2, and the operating piece 2 8 c of the wire feeding pipe 2 8 a by operating the lever 2 8 d, resists the compression spring 2 8 b The spring force of the wire feed tube 2 8 a rises to expose the wire 1 1, and then the sliding member 3 1 e is swung by a driving mechanism 1 a such as a rotating solenoid, and the shoe member 3 1 e is released from contact (please read first Note on the back-1 · refill <  Install-: Write this page), 11 This paper size applies to China National Standard (CNS) A4 (210X297 mm) -19-558578 A7 B7 _ ___ V. Invention Description (17) (Please read the precautions on the back before filling this page) The abutment of component 3 1 f, The movable holding piece 3 1 a is restored 'to hold and is constituted by a line 1 1 passing between the movable holding piece 3 1 a and the fixed holding piece 3 1 b.  And in this state the drive belt 3 5, Moving the movable holding piece 3 1 a from the highest position to the lowest position, Guide the thread 1 1 guided to the vicinity of the needle 10 to the pinhole 10a of the needle 10, After threading, 'the end of the thread 1 1 which can be held by the thread holding member 3 1' is provided with a sliding member 3 1 which is swingably operated by a driving mechanism 1 a such as a rotating solenoid interposed between the connecting rod 1 b g, With this sliding shoe member 3 1 g, The pushing operation is provided with an abutment member 3 1 f at the front end of the operating piece 3 1 d of the movable holding piece 3 1 a protruding from the wire holding member 31. It is constituted by opening the movable holding piece 3 1 a against the elastic pressure of the spring member 3 1 c.  after that, By driving the belt 3 5, Move the movable holding piece 3 1 a to a standby position at a slightly middle portion to stand by.  also, The driving mechanism 36 is as shown in FIG. As shown in Figure 16 With the motor 3 6 a, the drive shaft 3 6 b of the drive belt 3 5 is facing forward, Selective driving in opposite directions.  Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs and in this embodiment, Drive mechanism 3 6, The moving speed of the thread holding member 3 1 that moves the self-threading tube 2 8 a to a position near the needle 10, Make it slower near the online delivery tube 2 8 a and the needle 1 0, Speeds up in the middle, A variable speed cam 3 6 c ° must be interposed between the driving shaft 3 6 b of the driving shaft 3 6 b that connects the motor 3 a and the driving belt 3 5. The thread holding member 31 does not affect the thread holding or threading process,  This paper size applies to China National Standard (CNS) A4 specification (2) 0X297 mm) -20-'~~ " "  -558578 A7 B7 V. Description of the invention (18) It can be moved rapidly from the thread delivery tube 2 8 a to the position near the needle 10,  Can shorten the time required for processing itself when changing the color line.  (Please read the notes on the back before filling out this page) Also in the example, Using a shift cam 3 6 c for changing the moving speed of the wire holding member 3 1, But the transmission mechanism is not limited to this, For example, the motor 3 6 a uses a stepping motor, etc. By changing the rotation speed of the motor 3 6 3 itself, the moving speed of the wire holding member 31 can be changed.  Also 'the driving mechanism 3 6 of the thread tensioning mechanism 3, By means of electromagnetic coupling, A suitable clutch mechanism such as a key driven by a solenoid (illustration omitted), Each head of the sewing machine for embroidery can be driven independently, With this, Processing of all lines 1 1 including processing when line 1 1 is disconnected can be performed automatically, It is possible to further improve the actual working rate and productivity of the sewing machine.  also, Online establishment agency 3, The proper position of the lifting path of the sliding piece 3 3, For example, the standby position near the middle position of the line holding member 31, The thread holding member 3 1 holds the uppermost position of the end of the thread 1 1 suspended from the thread delivery pipe 2 8 a to perform the lowermost position of the thread, Equipped with a limit switch (omitted diagram), The position of the slider 3 3 can be detected. also, The position of the limit switch must be adjusted appropriately.  Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs When the thread holding member 3 1 is moved from the standby position of the middle part to the highest raising position of the end of the thread 1 1 which is suspended by the thread holding pipe 2 8 a, By the upper side of the lever 3 2 of the wire tensioning mechanism 3, Resistance to the elastic pressure of the compression spring 2 8 b to push the thread delivery pipe 2 8 a outside the line held by the line holding member 3 1 held by the line holding member 3 1 at this time, The line 1 1 hanging from the wire delivery tube 2 8 a, It is held on the upper side of the lever 3 2 and the lower end edge of the wire feed pipe 2 8 a without damaging § Again ’This paper size applies the Chinese National Standard (CNS) A4 specification (210x297mm ^ _21-558578 A7 B7 V. Description of the invention (19) A soft material 32 a ° such as a felt (fe 1 t) can be arranged on the lever 32 (please read the precautions on the back before filling in this page). The wire 1 1 between the wire delivery tube 28 a of the device and the vicinity of the needle 10 As shown in Figure 1i, The scales 4 1 and the auxiliary scales 4 2 are hooked to the scale mechanism 4.  also, In this embodiment, Equipped with two sets of scale mechanism 4 and the needle 10 corresponding to this scale mechanism 4, It is constituted by swinging in the horizontal plane on the stand 1 c where these needles 10 are set, However, it is possible to increase or decrease the number of sets of pins 10 arranged on the stand 1 c. Or it is formed by sliding in the horizontal plane on the stand 1c.  A line-filling hole 4 1 a having a cutout portion through which the wire 11 can pass is formed at the front end of the balance 41.  Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. And a lever 4 2 b provided with a hook hole 4 2 a at the front end; And a sliding piece 4 2 c supporting the lever 4 2 b freely; And a guide tube 4 2 d arranged on the sliding piece 4 2 c of the wire stretching mechanism 3 in a slightly up and down direction; And the sliding piece 4 2 c is attracted to the wire holding member 3 1 of the wire tensioning mechanism 3 to match the wire holding member 3 1 @ the magnet piece 4 2 e for lifting and lowering along the guide tube 3 4; And guide the guide groove 4 2 g located at the other end of the lever 4 2 b to limit the hook wire hole 4 2 a @ position; And a roller 4 2 f arranged on the other end of the lever 4 2 b to make contact with the guide groove 4 2 g and a spring member 4 2 h which is elastically pressed.  The auxiliary scale 4 2 ′ of this scale mechanism 4 drives the belt 3 5 by the driving maneuver 3 6 of the thread tensioning mechanism 3, Move the wire holding member 3 1 from the standby position in the middle of the outline to the holding wire delivery pipe 2 8 a hanging line 1 1 This paper size applies to China National Standard (CNS) A4 (210X297 mm) · 22-558578 A7 B7 Five, Invention description (20) When the end of the end of the most raised position, The sliding piece 4 2 c driven by the wire holding member 3 also moves to the highest position, The ends of the thread feed pipe 2 8 a and the thread feed pipe 1 1 suspended from the thread feed pipe 2 8 a pass through the hook thread holes 4 2 a.  And is located directly below the hook wire hole 4 2 a and holds the wire 1 1 by the wire holding member 3 1 挟, In this state, if the belt 3 5 is driven by the driving maneuver 3 6 of the thread tensioning mechanism 3, The wire holding member 31 moves from the highest position to the lowest position. At this time, the sliding piece 4 2 c attracted to the wire holding member 31 also drops, The sliding piece 4 2 c is prevented from lowering by the lower end of the guide groove 4 2 g at a slightly intermediate position, To release the adsorption between the wire holding member 31 and This position stops at the standby position at the bottom dead center. also, Due to the falling of the sliding piece 4 2 c, The front end is provided with a lever 4 2 b passing through the hooking hole 4 2 a of the line 1 1, The roller 4 2 f arranged on the other end thereof abuts the guide groove 4 2 g, The shape of the elastic pressure against the spring member 4 2 h and the shape of the guide groove 4 2 g slide horizontally. With this, While the slider 4 2 c is lowered, the thread 1 1 is passed through the hook thread hole 4 1 a formed in the balance 41.  also, In order that the passed thread 1 1 does not fall off, It is advisable to form a snare (t r a p) in the hook wire hole 4 1 a of the balance 41 to prevent it from falling off.  With this, The thread 1 1 is hooked into the hook thread hole 4 1 a of the scale 4 1 and the auxiliary thread scale 4 2 hook hole 4 2 a. Embroidery is performed while being held in the desired zigzag shape.  also, When embroidering, Libra 41 is reciprocally driven by the same driving mechanism as a conventional embroidery sewing machine. The other side, The secondary balance 4 2 is held in the standby position at the bottom dead center.  Threading mechanism 6 The paper size to be guided to the needle 10 by the thread tensioning mechanism 3 applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -23---------— 丨 (Please read first (Notes on the back, please fill out this page) Order the printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 558578 A7 B7 V. Description of the Invention (21) (Please read the precautions on the back before filling out this page} The thread 1 1 at the nearby position leads to the pinhole i 0 of the needle 1 〇 for threading, Department has: A wire drawing mechanism 6 1 provided with a hook-shaped member 6 1 a; And the thread drive mechanism 6 1 of the drive mechanism 6 2; And the online holding member 31, The end of the wire 1 1 held by the wire holding member 3 1 is stretched on the hook member 6 1 a of the wire threading and pulling mechanism 6 1 at a level. The thread tensioning mechanism 63 is movably mounted on the thread holding member 31.  Thread drawing mechanism 6 1, Department has: The hook-shaped member 6 1 a is formed at the front end; And a supporting member 6 1 b for mounting the hook-shaped member 6 1 a.  Furthermore, In this implementation, Only the thread pulling mechanism 6 1 is formed by a hook member 6 1 a having a hook shape at the front end, and a supporting member 6 1 b which is attached to the hook member 6 1 a. However, if the processing when the line 1 1 is disconnected manually,  You can use your fingers to pull the thread 1 1 on the hook member 6 1 a of the thread drawing mechanism 6 1 at a slightly horizontal position. As shown in Figure 2 8 Both sides of the dog-shaped member 6 1 a of the wire drawing mechanism 6 1 are between the spindle moments (s p a c e) 6 1 f, 6 1 f, Equipped with guide 6 1 d, 6 1 d, The guide piece 6 1 d on at least one side is printed by a thread drawing mechanism that temporarily locks the wire 1 1 to form a protrusion 6 1 e 6 1 ° Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs In this implementation, The thread pulling mechanism 6 1 in the standby position,  For non-contact embroidery products such as hats, Since the stand-by position of the thread-pulling mechanism 6 1 is located far above the position of the needle 10a of the needle 10, the thread-pulling mechanism 6 1 is lowered, The front end of the advancing hook-shaped member 6 1 a passes through the pinhole 1 0 a, Make it back, As shown in Fig. 2-9, a 'sewing machine for embroidery consisting of a product having no unevenness as a general object', as shown in Fig. 29, can be driven by a driving mechanism such as a rotary solenoid provided at the sewing machine head 6 2 k 'Paper size Applicable to China National Standard (CNS) A4 specification (21 OX 297 mm) -24- "  558578 A7 B7 V. Description of the invention (22) The tip of the hook-shaped member 6 1 a that advances the thread threading mechanism 6 1 in a straight line from obliquely above will pass through the pinhole 10 a, after that, Make it diagonally upward and straight (please read the precautions on the back before filling this page).  With this, The mechanism including the thread pulling mechanism 6 1 including the driving mechanism 62 k can be simplified.  Drive mechanism 6 2 k of thread pull mechanism 61 Department has: Support line support member 6 1 b of the pulling mechanism 6 1; And a holding member 6 2 a slidably arranged on the stand 1 c of the sewing machine head 1 side; And the driving member 6 1 b slidably held by the holding member 6 2 a, The driving lever 6 2 b pivoted by the pivot 6 2 i at the middle portion of the holding member 6 2 a: And the driving mechanism 6 2 c of the driving lever 6 2 b.  and, This threading mechanism 6, One end of the driving lever 6 2 b is pushed forward by the driving mechanism 6 2 c. Push the pin 6 1 c fixed to the long hole 6 2 d supporting member 6 1 b inserted through the other end side of the driving lever 6 2 b, The pin 6 1 c is lowered along a groove 6 2 e formed in the support member 6 2, The supporting member 6 1 b interposed between the fixing pins 6 1 c lowers the thread drawing mechanism 6 1.  Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs One end of the driving lever 6 2 b is further pushed forward by the driving mechanism 6 2 c. Advance the pivot of the driving lever 6 2 b along the gantry 1 c, With this, Advance the support member 6 2 and the support member 6 1 b of the thread drawing mechanism 6 1, The front end of the hook-shaped member 6 1 a of the thread pulling mechanism 6 1 is passed through the pinhole 10 a.  In addition, in order to allow the holding member 6 2 a to slide and fix the position accurately within the stage 1 c, At the position of the stand 1 c, Retaining members by reeds, etc. 6 2 f This paper size is applicable to Chinese National Standard (CNS) A4 (210X297 mm) -25-558578 A7 B7 V. DESCRIPTION OF THE INVENTION (23) Holding the holding member 6 2 a.  (Please read the precautions on the back before filling in this page.) ’In order for the support member 6 1 b of the thread drawing mechanism 6 1 to slide and hold the position correctly within the holding member 6 2 a, An elastic member 6 2 g such as a compression spring is arranged on the holding member 6 2 a inserted into the supporting member 6 1 b. When the front end of the hook member 6 1 a of the thread pulling mechanism 6 1 is passed through the pinhole 10 a, With the driving of the driving mechanism 6 2 c, First lower the thread pulling mechanism 61, Then move it forward, on the other hand, On the contrary, when the tip of the hook member 6 1 a of the thread pulling mechanism 6 1 is pulled from the pinhole 10 a, With the driving of the driving mechanism 6 2 c, First make the thread pulling mechanism 6 1 back, Then make it rise, A cam plate 6 2 h that guides a pin 6 2 i protruding from the driving lever 6 2 b is provided on the stage 1 c.  Furthermore, Drive mechanism 6 2 c of the thread drawing mechanism 6 1, Each head of the sewing machine for embroidery can be driven independently, With this, Except for the processing of all lines 1 1 including the processing when the line 1 1 is disconnected automatically,  It is also possible to use a thread pulling mechanism 6 1 for manually handling the thread 1 1 when the wire is broken. It is possible to further improve the actual working rate and productivity of the sewing machine.  Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs In this implementation, The thread pulling mechanism 6 1 in the standby position,  For non-contact embroidery products such as hats, Because the thread pulling mechanism 6 1 is in a standby position located far above the position of the needle 10 a of the needle 10, The thread pull mechanism 6 1 will be lowered, The front end of the advancing hook-shaped member 6 1 a passes through the pinhole 1 0 a, Make it back, Constituted by the rise, However, embroidery sewing machines for products that do not generally have unevenness, As shown in Figures 2 to 9,  It can be driven by a rotating solenoid and other driving mechanisms equipped on the sewing machine head 6 2 k This paper size is applicable to China National Standard (CNS) A4 specifications (210X297 mm) -26-558578 A7 B7 V. Description of the invention (24) (Please read the precautions on the back before filling in this page) ’The front end of the hook-shaped member 6 1 that makes the threading and pulling mechanism 6 1 advance straightly through the pinhole 1 0 a, after that, It is formed by tilting upwards and receding straight.  With this, The mechanism including the thread pulling mechanism 6 1 including the driving mechanism 62 k can be simplified.  but, Used to correct the lowering of the thread threading mechanism 61, The deviation of the needle 10 when the front end of the advancing hook-shaped member 6 1 a passes through the pin hole 10 a, And prevent the needle from bending, The hook support member 6 1 a of the thread pulling mechanism 61 is provided with a needle support mechanism 7 so as to be movable in the opposite direction.  This needle support mechanism 7, As shown in Figures 2 and 4, As shown in Figure 25, Make it support the needle 1 0 which swings in a slightly horizontal plane by the support shaft 7 4, Department has:  The tip is formed into a slightly V-shaped needle support member 7 1; And a lever 7 3 and a lever 7 6 mounted on the base end side of the needle support member 7 1, The drive mechanism 7 2 of the swinging needle support member 71.  at this time, Needle support mechanism 7, As shown in this embodiment, In addition to supporting the needle 10 swinging from the standby position in a slightly horizontal plane, As described later (the embodiment shown in FIGS. 30 to 33), It can also be made to support a needle that swings from a stand-by position in a slightly vertical plane.  Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs Increase the degree of freedom in the design of the needle support mechanism, Can reliably prevent the needle support mechanism 7 and the thread tension mechanism 3, Other accessories of the sewing machine for embroidery conflict, It is easy to ensure the smooth driving of the institutions.  And take the lead to lower the thread pulling mechanism 61, The front end of the advancing hook-shaped member 6 1 a passes through the pinhole 10 a, The needle supporting member 7 1 is driven by operating the driving mechanism 7 2, At the front end of the needle supporting member 7 1 forming a slightly V-shape This paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -27- ~~ 558578 A7 B7 Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economy DESCRIPTION OF THE INVENTION (25) Support needle 10.  With this, When the hook-shaped member 6 1 a of the thread prevention mechanism 6 1 passes through the pinhole 10 a, the needle 10 is bent, Can smoothly pass the hook-shaped member 6 1 a through the pinhole 10 0 a, Threading can be performed more reliably.  Furthermore, Drive mechanism 72 of the needle support mechanism 7, Each head 1 of the sewing machine for embroidery can be driven independently, With this, Except for the processing of all lines 1 1 including the processing when the line 1 1 is disconnected automatically, It is also possible to use a thread pull-out mechanism 6 1 that manually performs processing when the thread 1 1 is disconnected. It is possible to further improve the actual working rate and productivity of the sewing machine.  Thread tensioning mechanism 6 3, Tied between the wire holding member 31, The end of the thread 1 1 held by the thread holding member 3 1 passes through the pinhole 10 0 a to be pulled horizontally on the hook member 6 1 a of the thread drawing mechanism 6 1  This thread stretching mechanism 6 3 is constituted by a first sliding member 6 3 a and a second sliding member 6 3 b which are slidably attached to the thread holding member 3 1. In addition, at the base end of the first sliding member 6 3 a, a sliding piece 6 3 c that slides along a groove 6 4 that is disposed in the wire stretching mechanism head 30 in a slightly vertical direction is formed. And the front end forms a rod-shaped wire holding piece 6 3 d.  also, A flat wire holding piece 6 3e is formed at the tip of the second slider 6 3b.  And the fitting line holding member 31 is lowered, The sliding piece 6 3 c of the first sliding member 6 3 a slides along the groove 6 4. The first sliding member 6 3 a slides to the right in FIG. 2 7. But at this time, The first slider 6 3 a and the second slider 6 3 b, After moving to a predetermined distance, for example, about 10 mm, In order to make the first sliding member 6 3 a and the second sliding (please read the precautions on the back before filling in this page) This paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -28 · 558578 A7 B7 5 , Description of invention (26) (Please read the precautions on the back before filling in this page) Component 6 3 b moves at the same time, While inserting the engaging piece 6 3 g formed at the base end of the second sliding member 6 3 b into the window portion 6 3 f formed at the first sliding member 6 3 a, , Between the engaging piece 6 3 g formed at the base end of the second sliding member 6 3 b and the wire holding member 31, also, A spring 6 3 i that restricts the x-direction sliding member 6 3 a from moving in the right direction, A second sliding member 6 3 is disposed between the engaging piece 6 3 j formed at the base end of the first sliding member 6 3 a and the engaging piece 6 3 g formed at the base end of the second sliding member 6 3 b. b Spring moving in the right direction for 6 3 h.  at this time, By setting the spring constant of the spring 6 3 i to be smaller than the spring constant of the spring 6 3 h, When external force is applied, First, the spring 6 3 i is enlarged and deformed,  Then the spring deforms for 6 3 h, The first sliding member 6 3a and the second sliding member 6 3b are caused to perform the operations described above.  This line stretches the mechanism 6 3, The drive belt 3 5 is driven by the drive motor 3 6 of the thread tensioning mechanism 3, When the wire holding member 3 1 is held from the wire feed pipe 2 8 a, the end of the wire 1 1 suspended by the wire is moved from the highest position to the lowest position. Simultaneously lowers with the wire holding member 31.  Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs The sliding piece 6 3 c of the first sliding member 6 3 a slides along the groove 6 4. An end of the wire holding piece 6 3 d located on the first sliding member 6 3 a and the wire holding piece 6 3 e located on the second sliding member 6 3 b by the wire holding member 3 1, With the wire holding sheet 6 3 d, 6 3 e-hold, Between the wire holding member 31 and the wire holding member 31,  Pass the end of the thread 1 1 through the pinhole 10 a to draw the frame slightly horizontally on the hook member 6 1 a of the thread drawing mechanism 6 1.  And Pass the end of the thread 1 1 through the pinhole 1 0 a to pull it slightly horizontally. This paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -29-558578 A7 ___B7__ V. Description of the invention (27) (Please read the precautions on the back before filling in this page) After the hook member 6 1 a of the thread pulling mechanism 6 1 is attached, , The driving mechanism 6 2 c drives and operates the driving lever 6 2 b. One side makes the thread threading and pulling mechanism 6 1 back ’, and hooks the thread 1 1 to the front end to form a hook-shaped thread threading and pulling mechanism 6 1 with a hook-shaped member 6 1 a. While pulling the hook-shaped member 6 1 a from the pinhole 1 0 a on one side, By the sliding member 3 1 g that is driven by a driving mechanism 1 a that is rotated by a solenoid or the like between the connecting rod 1 b, Pushing operation arrangement The abutment member 3 1 f at the front end of the operating piece 3 1 d of the movable holding piece 3 1 a protruding from the wire holding member 3 1, The movable holding piece 3 1 a is opened by resisting the elastic pressure of the spring member 3 1 c to release the holding of the thread 11 to perform threading.  However, in the embroidery sewing machine of the embodiment, As shown in Figure 1, When the thread holding member 3 1 of the thread tensioning mechanism 3 of the threading mechanism 5 is lowered to a slightly middle portion (to be directly below the lowermost position of the auxiliary scale 4 2 of the scale mechanism 4 described later) By driving the line selection mechanism 29 of the line supply device 2, The thread 1 1 moves the thread out of the tube 2 8 a to the side of the first stage (right side), After threading, Perform embroidery.  then, The operation method of the embroidery sewing machine of this embodiment will be described.  Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs The operation method before the embroidery will be explained.  When starting embroidery, The bobbin accommodating section 2 2 of the supply / recovery device 2 of the sewing head 1 of the embroidery sewing machine accommodates various bobbins 2 1, Hook the thread 1 1 conveyed from the spool 2 1 between the thread support 3 and the thread tension adjusting mechanism 2 4, The end of the thread 11 is suspended from the thread feeding mechanism 2 8 by a predetermined length.  at this time, Online length adjustment mechanism 2 6, The paper size to be sent towards the needle 10 is applicable to the Chinese National Standard (CNS) A4 size (210X297 mm) -30-558578 A7 B7 V. Description of the invention (28) (Please read the precautions on the back before filling this page) Line 1 1 with a predetermined length, Specifically, When the tip of the thread 1 1 by the threading device 5 is guided to the vicinity of the needle 10, Keep the length of the thread 11 required to start the embroidery operation through the length of the needle 10.  then, The operation method during embroidery will be described.  With the drive line selection mechanism 2 9 and the slide line adjustment mechanism 2 4, The thread delivery pipe 2 8 a corresponding to the predetermined thread delivery mechanism 28 of the spool 21 is selectively and accurately positioned above the threading device 5 for threading.  after that, By driving the belt 3 5 of the wire tensioning mechanism 3, Set the thread holding member 3 1 of the thread tension mechanism 3 1 from the standby position immediately below the lowermost position of the auxiliary balance 4 2 of the scale mechanism 4, Hold the end of the thread 1 1 suspended from the thread delivery pipe 2 8 a to the highest position.  And In a state where the delivery tube 2 8 a is located between the movable holding piece 3 1 a and the fixed holding piece 3 1 b of the thread holding member 3 1 of the thread stretching mechanism 3 of the threading device 5, By driving the driving mechanism 2 8 e of the operating lever 2 8 d, The driving driving piece 2 8 d is operated by operating the delivery tube 2 8 a by driving the operating lever 2 8 d, Against the elastic pressure of the compression spring 2 8 b, the wire sending tube 2 8 a rises to expose the wire 1 1. The movable holding piece 3 1 a and the fixed holding piece of the thread holding member 3 1 of the thread tensioning mechanism 3 of the threading device 5 are printed 3 1 b by the consumer cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs to maintain the end of the thread 1 1.  And The drive shaft 2 7 a of the drive mechanism 2 7 of the slide member 2 6 a of the drive wire length adjustment mechanism 2 6, Between leverage 2 7 c, The slide lever 2 7 e and the pressing member 2 7 g to swing the slide member 2 6 a, Move the thread passing portion 2 6 B formed at the front end of the sliding member 2 6 a from the thread holding position 2 6 B to the thread feeding position 2 6 A, By the drive line tension mechanism 3 This paper size is applicable to the Chinese National Standard (CNS) A4 specification (210X297 mm) -31-558578 A7 B7 V. Description of the invention (29) (Please read the precautions on the back before filling in this page) The belt 3 5 lowers the wire holding member 31, When the thread holding member 3 1 of the thread tensioning mechanism 5 of the threading device 5 is lowered to a slightly middle portion (just below the lowermost position of the auxiliary balance 4 2 of the scale mechanism 4 described later), With the line selection mechanism 2 9 of the drive line supply device, The thread 1 1 moves the thread delivery tube 2 8 a to the side of the first stage (right side) while being hooked, When the wire holding member 31 is further lowered, Guide the thread 11 to the position near the needle 10 at the threading position.  also, Drive shaft 2 7 a of the drive mechanism 27 of the wire supply / recovery device 2, After moving the thread passing portion 2 6 B formed at the front end of the sliding member 2 6 a from the thread holding position 2 6 B to the thread feeding position 2 6 A, Immediately drive in the opposite direction, Make leverage 2 7 c, The slide lever 2 7 e and the pressing member 2 7 g return to their original positions.  at this time, The thread 1 1 drawn between the thread delivery tube 2 8 a of the thread tensioning mechanism 3 and the position near the needle 10 at the threading position, Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs At the same time as being hooked on the balance 4 1 and the auxiliary balance 4 2 of the balance mechanism 4, The wire 1 1 held by the wire holding member 3 1, It is drawn between the wire holding member 31 and the wire tensioning mechanism 63. In this state, By driving the thread passing mechanism 6 1 mechanism driving mechanism 6 2 c and the needle driving mechanism 7 driving mechanism 7 2, The needle hole 10a of the needle 10 supported by the needle supporting mechanism 7 is placed on the hook member 61a of the thread pulling mechanism 61 by the draw frame at a slightly horizontal level.  Furthermore, After the hook-shaped member 6 1 a of the thread pulling mechanism 6 1 is passed through the needle hole 10 0 a of the needle 10, Before pulling the line 1 1 By the drive mechanism 72 of the drive pin support mechanism 7, Make the needle support member 7 1 back to return. The paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -32-558578 A7 __B7_ V. Invention description (30) to the standby position.  (Please read the notes on the back before filling out this page) And, Pass the end of the thread 1 1 through the pin hole 10 a to draw the frame slightly horizontally on the hook member 6 1 a of the thread drawing mechanism 6 1. The driving lever 6 2 b is driven by the driving mechanism 6 2 c. Make the thread pulling mechanism 6 1 back, On one side, the thread 1 1 is hooked on the front end to form a hook-shaped thread drawing mechanism 6 1 of the hook-shaped member 6 1 a, On one side, thread the hook-shaped member 6 1 a from the pinhole 1 0 a for threading, Began embroidery.  after that, By driving the belt 3 5 of the wire tensioning mechanism 3, The thread tensioning mechanism 3 is returned to the standby position near the intermediate position.  also, When changing the color line, The wire 1 1 is cut by an automatic cutting device provided with a needle (illustration omitted), The drive shaft 2 7 a of the drive mechanism 2 7 of the slide member 2 6 a of the drive wire length adjustment mechanism 2 6, Between leverage 2 7 d, Slide bar 2 7 f and pull-out member 2 7 h to swing slide member 2 6 a, Moving the wire passing portion 2 6 b formed at the front end of the sliding member 2 6 a from the wire sending position 2 6 A to the holding position 2 6 B, The thread 1 1 caught between the thread supply / recovery device 2 and the needle 10 is recovered and used.  Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs and the driving shaft 2 7 b of the driving mechanism 2 7, After the thread passing portion 2 6 b formed at the front end of the sliding member 2 6 a is moved from the thread sending position 2 6 A to the thread holding position 2 6 B, Recycling line 1 1, Immediately drive in the opposite direction ’Make the lever 2 7 d, The slide lever 2 7 f and the pull-out member 27 h return to the original position. At this time, depending on the actual needs, The drive shaft 2 7 a of the drive mechanism 2 7 that drives the sliding member 2 6 a of the length adjustment mechanism 2 6, Between the leverage 1 paper standard suitable financial standards ([called] 4 specifications (21 (^ 297 mm) 133 ^ "  558578 A7 B7 V. Invention Description (31) (Please read the precautions on the back before filling out this page) 2 7 c. Slide lever 2 7 e and pressing member 2 7 g to swing the sliding member 2 6 a, On one side, the thread passing portion 2 6 b formed at the front end of the sliding member 2 6 a is moved from the holding position 2 6 B to the sending position 2 6 A to supply the thread 1 1, With the threading device 5, While guiding the tip of the thread 11 to the position near the needle 10, Hook the line 1 1 on the balance 4 1 and the auxiliary balance 4 2 of the balance mechanism 4. and then, The thread 1 1 guided to the position near the needle 10 can pass through the needle hole 10a of the needle 10, This can significantly reduce the time required to replace the color line.  the following, The same continuous threading and embroidery process can be repeated.  on the one hand, The processing when the line 11 is disconnected can be performed automatically in the same way as when the line 11 is replaced. at this time, Slide member 2 6 of the wire length adjusting mechanism 2 6 a, Line tensioning mechanism 3. The threading mechanism (not shown) of the threading device 5, etc., Each head 1 of the sewing machine for embroidery must be independently driveable ’ It can automatically perform processing related to the line 1 1 including the processing when the line 1 1 is disconnected. It is possible to further improve the actual working rate and productivity of the sewing machine.  Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs First use a suitable cutting device (illustration omitted) to cut the line 1 1, At the same time, the lengths of the wires hanging from the wire delivery pipe 2 8 a from the wire delivery mechanism are made uniform, The cut piece of the line 1 1 that was cut by the hooked scale mechanism is recovered using an appropriate recovery device (illustration omitted).  after that, Move the thread take-off tube 2 8 a to the side of the first stage (front view of the left side of the sewing machine head 1).  With the drive line selection mechanism 2 9 and the slide line adjustment mechanism 2 4, The thread delivery tube 2 8 corresponding to the predetermined thread delivery mechanism 2 1 of the thread delivery mechanism 2 8 The paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -34 · 558578 A7 B7 V. DESCRIPTION OF THE INVENTION (32) a is selectively and correctly located above the threading device 5 for threading.  (Please read the notes on the back before filling this page) By driving the belt 3 5 of the wire tensioning mechanism 3, Set the thread holding member 3 1 of the thread tension mechanism 3 1 from the standby position immediately below the lowermost position of the auxiliary balance 4 2 of the scale mechanism 4, Holding the end of the thread 1 1 suspended by the thread delivery pipe 2 8 a to the highest position, The wire holding member 31 can hold the end of the wire 1 1.  And In a state where the delivery tube 2 8 a is located between the movable holding piece 3 1 a and the fixed holding piece 3 1 b of the thread holding member 3 1 of the thread stretching mechanism 3 of the threading device 5, By driving the driving mechanism 2 8 e of the operating lever 2 8 d, Operate the operation piece 2 8 d of the delivery tube 2 8 a by operating the lever 2 8 d, Against the elastic pressure of the compression spring 2 8 b, the wire delivery tube 2 8 a rises to expose the wire 1 1, The movable holding piece 3 1 a and the fixed holding piece 3 1 b of the thread holding member 31 of the thread tensioning mechanism 3 of the threading device 5 hold the ends of the thread 1 1.  after that, The drive shaft 2 7 a of the drive mechanism 2 7 of the slide member 2 6 a of the drive wire length adjustment mechanism 2 6, Between leverage 2 7 d, Slide bar 2 7 f and pull-out member 2 7 h to slide slide member 2 6 a, Make the line formed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs printed on the front end of the sliding member 2 6 a 2 6 b from the wire sending position 2 6 A to the holding position 2 6 B, Pull out the wire 1 1 from the spool 2 1,  The thread 11 sent out toward the needle 10 is supported at a predetermined length.  then, The drive shaft 2 7 a of the drive mechanism 2 7 that drives the sliding member 2 6 a of the length adjustment mechanism 2 6, Between leverage 2 7 c, Slide lever 2 7 e and pressing member 2 7 g to slide sliding member 2 6 a, One side makes the thread passing part 2 6 a formed at the front end of the sliding member 2 6 a. The holding of the self-thread. The paper size applies the Chinese National Standard (CNS) A4 specification (210X297). 558578 A7 B7 Description of invention (33) (Please read the precautions on the back before filling out this page) Position 2 6 B moves to the delivery position 2 6 A, By the belt 3 5 of the drive wire tension mechanism 3, Holding the component 3 1 with a descending line, The thread holding member 3 1 of the thread tensioning mechanism 3 of the threading device 5 is lowered to a standby position just below the lowermost position of the secondary balance 4 2 of the scale mechanism 4 to be described later. By driving the line selection mechanism 29 of the line supply device 2, With the wire 1 1 hooked, move the wire out of the tube 2 8 a to the side of the first floor (right side), Further, the wire holding member 31 is lowered, Guide the thread 11 to the position near the needle 10 at the threading position.  also, Drive shaft 2 7 a of the drive mechanism 27 of the wire supply / recovery device 2, After moving the thread passing portion 2 6 b formed at the front end of the sliding member 2 6 a from the thread holding position 2 6 B to the thread feeding position 2 6 A, Immediately drive in the opposite direction, Return the lever 2 7 c to its original position.  Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs The thread tensioning mechanism is stretched between the thread feed tube 2 8 a and the thread 1 1 located near the needle 10 at the threading position, By swinging the auxiliary balance 4 1, At the same time when the balance 4 1 and the auxiliary balance 4 2 are hooked on the balance mechanism 4, The end of the wire 1 1 held by the wire holding member 3 1, It is drawn between the wire holding member 31 and the wire tensioning mechanism 63. In this state, By the drive member 6 1 b of the drive wire threading mechanism 6 1 and the drive mechanism 7 2 of the needle support mechanism 7, The needle hole 10a, which passes through the needle 10 supported by the needle support mechanism 7, is placed on the hook member 61a of the thread pulling mechanism 61 by the pull frame at a slightly horizontal level.  Furthermore, After the hook-shaped member 6 1 a of the thread pulling mechanism 6 1 is passed through the needle hole 10 0 a of the needle 10, Before pulling the wire 1 1 ’, by the drive mechanism 7 2 of the drive pin support mechanism 7, Make the needle support member 7 1 back to return. The paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm) -36-558578 A 7 B7 V. Invention description (34) to the standby position.  (Please read the precautions on the back before filling this page) and 'Put the end of the thread 1 1 through the pinhole 1 0 a to draw the frame slightly horizontally on the hook member 6 1 a of the thread pulling mechanism 6 1 under, The driving lever 6 2 b is driven by the driving mechanism 6 2 c. The thread thread pulling mechanism 6 1 is moved backward 'while hooking the thread 1 1 to the front end to form a hook thread thread pulling mechanism 6 1 with a hook-shaped member 6 1 a, On one side, thread the hook-shaped member 6 1 a from the pinhole 1 0 a for threading, Began embroidery.  After that, by driving the belt 3 5 of the thread tensioning mechanism 3, The thread tensioning mechanism 3 is returned to the standby position near the intermediate position.  What ’s happening when the line 1 1 is disconnected, In addition to doing it automatically, It can also be done manually.  at this time, The drive mechanism 6 2 c of the thread pulling mechanism 6 1 and the drive mechanism 7 2 of the needle support mechanism 7 can independently drive each sewing head 1 of the sewing machine for embroidery, With this, Can handle the line 1 1 disconnection smoothly, The actual working rate and productivity of the sewing machine can be further improved.  Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs Use your fingers to cut the line 1 1, At the same time as the scale 4 1 and the auxiliary balance 4 2 of the scale mechanism, By the driving member 6 1 c of the driving wire threading mechanism 6 1 and the driving mechanism 7 2 of the needle support mechanism 7,  Preferably, When line 1 1 is disconnected, By automatically driving the drive member 6 1 c of the thread pulling mechanism 6 1 and the drive mechanism 7 2 of the needle support mechanism 7, Pass the hook-shaped member 6 1 a of the thread pulling mechanism 6 1 through the needle hole 10 0 a of the needle 10 supported by the needle support member 7 1, By using the guide pieces 6 1 d provided on both sides of the hook-shaped member 6 1 a, 6 1 d and the protrusion 6 1 e forming the guide piece 6 1 d on one side for temporary locking, Pass the end of the thread 1 1 through the pinhole. The paper size applies to the Chinese National Standard (CNS) A4 (210X297 mm) -37-558578 A7 B7 V. Description of the invention (35) 10a can be pulled slightly horizontally on the hook member 61a of the thread drawing mechanism 61.  (Please read the notes on the back before filling out this page) Furthermore, After the hook-shaped member 6 1 a of the thread drawing mechanism 6 1 is passed through the needle hole 10 a of the needle 10, Before pulling the line 1 1 By the drive mechanism 72 of the drive pin support mechanism 7, The needle support member 71 is retracted to return to the standby position.  In the state where the end of the thread 11 is passed through the pinhole 10a, and the frame is pulled horizontally on the hook member 61a of the thread pulling mechanism 61, The driving mechanism 6 2 c drives and operates the driving lever 6 2 b. Rewind the thread pulling mechanism 6 1, One side hooks the thread 1 1 on the front end to form a hook thread pulling mechanism 6 1, the hook member 6 1 a, One side is threaded by pulling and pulling from the pinhole 10a with the hook-shaped member 6a.  But in the above embodiment, It is constituted by a needle supporting mechanism 7 supporting a needle 10 which swings slightly from the stand-by position in a vertical plane, Can reduce the width of the needle support mechanism, The structure of an embroidery sewing machine including a needle support mechanism can be miniaturized.  Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs The needle support mechanism 7 in this embodiment, As shown in Figures 30 to 32, Needle 10, which is supported by a support shaft 7 4 mounted on the stage F, swings in a slightly vertical plane, Department has: The tip is formed into a slightly V-shaped needle support member 7 1; And a lever 7 3 lever 7 6 mounted on the base end side of the needle support member 7 1, The drive mechanism 72 of the needle support member 71 is swung.  at this time, The rods 7 and 6 are constructed by sliding a double tube, An elastic buffer spring 7 5 is provided in the elongation direction of the rod 7 6. Mounting tool between the swing arm 7 2 b mounted on the rotating shaft 7 2 a of the driving mechanism 7 2 This paper size applies to the Chinese National Standard (CNS) A4 specification (210X297 mm) -38-558578 A7 _ B7 V. DESCRIPTION OF THE INVENTION (36) 7 2 c is the base end side of the support rod 76.  (Please read the notes on the back before filling out this page} But in this embodiment, Plus needle bar support mechanism 8, A movable needle bar supporting mechanism 8 is arranged above the hook-shaped member 6 1 a of the thread pulling mechanism 6 1, Correct the deviation in the height direction of the needle bar 9, Position the needle bar 9 at a predetermined position, Between needle bar 9, It is possible to correct the deviation of the needle 10 when the hook-shaped member 6 1 a of the pull-through mechanism 61 passes through the pinhole 10a.  This needle stick support mechanism 8, It can simultaneously hold the rod needle 9 swinging in a slightly vertical plane between the support shaft 8 5 installed on the stage ρ and protruding in the horizontal direction;  Here the stick needle 9 guide 9 1, Department has: A slightly v-shaped needle bar supporting member 8 1 is formed with a double-stranded front end; And the base support side of the needle support member 8 1 The needle bar support mechanism 7 and the common drive mechanism 72 between the lever 8 4 and the lever 8 7 swing the needle shaft support member 8 1.  at this time, While the rods 8 and 7 are made of a double-layer tube that can slide, An elastic buffer spring 8 6 is arranged in the elongation direction of the rod 8 7. The mounting tool 7 2 c is interposed between the swing arm 7 2 b mounted on the rotation shaft 7 2 a of the driving mechanism 7 2 to support the base end side of the rod 86.  Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, the needle shaft supporting member 8 1 of the needle rod supporting mechanism 8, By forming a double strand 8 1 a, 8 1 b, While inserting the rod needle 9 to form a slightly π-shaped groove 8 1 d, An introducer 9 1 protruding in the horizontal direction from the rod needle 9 is inserted so that the front end thereof forms a slightly V-shape 8 1 c.  also, Needle bar support member 8 1, A hole 8 1 e penetrating the needle bar supporting member 81 in a horizontal direction, The shaft 8 2 a protruding through the support block 8 2 is inserted into the front end of the shaft 8 2 a to prevent the falling off. It can swing to support the support block 8 2.  This paper size applies to China National Standard (CNS) A4 (210X297 mm) -39-558578 A7 B7 V. Description of the invention (37) (Please read the precautions on the back before filling out this page) At this time, ’is to limit the swing amount of the needle bar support member 81, A front end piece 8 3 a of the spring plate 8 3 is arranged below the support block 8 2, The needle bar supports the underside of the supporting member 81.  Furthermore, In this embodiment, The needle supporting mechanism 7 and the driving mechanism of the needle bar supporting mechanism 8 are common, The needle support mechanism 7 and the needle bar support mechanism 8 can be driven synchronously. The drive mechanism of the needle support mechanism 7 and the needle bar support mechanism 8 may be driven synchronously or individually.  But at this time, After the hook-shaped member 6 1 a of the thread pulling mechanism 6 1 is passed through the needle hole 10 0 a of the needle 10, Before pulling the line 1 1 By driving the driving mechanism of the pin support mechanism 8, The needle bar support member 81 is retracted to return to the standby position.  Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs Like this embodiment, Plus needle support mechanism 7, By providing the needle rod support mechanism 8, Correct the deviation in the height direction of the needle bar 9 when the hook member 6 1 a of the thread pulling mechanism 6 1 passes through the needle hole 10 a, and then, In this embodiment, Can simultaneously correct the deviation in the left and right directions, The end of the thread 1 1 which is guided to the vicinity of the needle 10 in the state of being held by the thread holding member 31, By hooking the thread 1 1 ′ with the hook-shaped member 6 1 a formed at the front end, the thread 1 1 can be passed through the pinhole 1 0 a, At the same time, the bending of the hook-shaped member 6 1 a through the pinhole 10 can be prevented, The hook-shaped member 6 1 a can be smoothly passed through the pinhole 10 0 a. Going to thread surely.  Furthermore, The drive mechanism 7 of the needle support mechanism 7 and the needle bar support mechanism 8 2 can independently drive each of the sewing heads 1 of the sewing machine for embroidery 1 'by this' except that all the threads including the thread 1 1 can be processed automatically when the thread is broken Outside the processing of 1, It can also be processed manually when the line is disconnected. 1 The paper size is applicable to the Chinese National Standard (CNS) A4 size (210X297 mm) -40-558578 A7 B7. Description of the invention $ 8) Use thread pull mechanism 6 1, Further improve the actual working rate and productivity of the sewing machine.  (Please read the notes on the back before filling out this page) Again, Needle bar support mechanism 8, In addition, As shown in Figure 3 4  The drive mechanism may be entirely shared with the needle support mechanism 7.  which is, Needle support mechanism 7, In order to support a needle 10 that swings in a slightly horizontal plane around a pivot shaft 7 4 a mounted on the stage F, Department has: The front end forms a slightly V-shaped needle support member 7 1; And a lever 7 3 and a lever 7 6 mounted on the base end side of the needle support member 7 1, Drive mechanism for swinging the needle shaft supporting member 71 (illustration omitted).  And Needle bar support mechanism 8, By: There are a total of 7 4 a pivots mounted on the stage F, A needle rod 9 that is swung in a slightly horizontal plane with the pivot 7 4 a as the center is fitted in a guide 9 protruding in the horizontal direction. 1 A needle rod supporting member 8 8 a is formed in a slightly υ-shaped fitting portion 8 8 Made up.  also, This guide 9 1 also has the function of fixing the needle 10. Its center is screwed with the screw 12 for fixing the pin 10.  Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs This needle stick support mechanism 8 is linked with the needle support mechanism 7, Swing the needle bar support member 8 8 in a slightly horizontal plane with the pivot 7 4 a as the center, The fitting portion 8 8 a of the needle bar supporting member 8 8 is fitted to a guide 9 1 protruding in the horizontal direction from the needle bar 9, Correct the deviation in the height direction of the pin 9 Position the pin 9 at the desired position. Via stick needle 9, It is possible to correct the deviation 0 of the needle 10 when the hook-shaped member 6 1 a of the thread drawing mechanism 61 is passed through the pinhole 10a, and in this embodiment, In order to make the fitting portion 8 8 a of the needle bar supporting member 8 8 easily fit to the guide 9 1 protruding in the horizontal direction of the needle bar 9,  41 This paper size applies to China National Standard (CNS) A4 specification (21〇297297) 558578 A7 B7 V. (Explanation of the Invention) While the front end of the guide 91 is chamfered, Made of rubber for absorbing impact when the fitting portion 8 8 a of the needle bar supporting member 8 8 is fitted to the guide 9 1 protruding in the horizontal direction of the needle bar 9. A gasket 9 1 a made of urethane or the like is disposed on the base of the introducer 91.  Also 'is used to prevent the needle bar 9 from rotating or deviating to the left and right, Equipped with a guide bar 13 parallel to the needle bar 9, A support member 1 3 c is provided through the stage F and fixed to the guide rod 13. While sliding against the needle bar 9, A cloth pressure 1 4 is formed at the lower end of this guide rod 1 3, Equipped with spring 13a, 13b.  And as shown in Figures 3 and 4, Needle bar support mechanism 8, By:  There are a total of pivots 7 4 a mounted on the stage F, A needle rod 9 that is swung in a slightly horizontal plane with the pivot 7 4 a as the center is fitted in a guide 9 protruding in the horizontal direction. 1 A needle rod supporting member 8 8 a having a slightly π-shaped fitting portion 8 8 is fitted. Made up. But the needle stick support mechanism 8, In addition, Like the modified embodiment shown in Figs. You also have to have: There are a total of pivots 7 4 a mounted on the stage F, A needle rod 9 which swings in a slightly horizontal plane with the pivot 7 4 a as the center is fitted in a guide 9 protruding in the horizontal direction. 1 A needle rod supporting member 8 forming a circular hole is formed. Constituted by 8.  in this way, Forming the fitting portion 8 8 b into a slightly circular hole, It can correct the deviation in the height direction and left-right direction of the pin 9 And positioning the rod needle 9 at a predetermined position, Via stick needle 9, The deviation of the needle 1 0 when the hook-shaped member 6 1 a of the thread drawing mechanism 6 1 passes through the pin hole 10 a can be corrected more accurately.  And in this embodiment, In order to make the fitting portion 8 8 a of the needle bar supporting member 8 8 easily fit to the guide 9 1 protruding in the horizontal direction of the needle bar 9,  This paper size applies to China National Standard (CNS) A4 (21〇X 297) ------------- (Please read the precautions on the back before filling this page), 11 Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs -42 · 558578 A7 B7 Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs Description of the Invention (40) While the front end of the guide 91 is chamfered, Made of rubber for absorbing impact when the fitting portion 8 8 a of the needle bar supporting member 8 8 is fitted to the guide 9 1 protruding in the horizontal direction of the needle bar 9. A gasket 9 1 a made of urethane or the like is disposed on the base of the guide 9 1 b.  the above, Aiming at the threading device of the sewing machine for embroidery of the present invention, Handling when changing color, etc. There is no need for human intervention. An automatic sewing machine for embroidery will be described in accordance with an applicable embodiment. However, the applicable object of the present invention is not limited to this, Also suitable for general embroidery sewing machines.  also, The device constituting the threading device of the embroidery sewing machine of the present invention, Not limited to those already described in the above embodiments, It can be changed to an appropriate structure without departing from the gist.  E.g, With the driving mechanism 3 6 of the thread tensioning mechanism 3, The sub-library 4 2 which replaces the scale mechanism 4 and the line-holding member 31 1 are driven in a coordinated manner, As shown in Figure 36 to Figure 38, By setting up an electric motor, Rotary solenoid Independent drive mechanism 4 2 of the balance mechanism 4 2 By the drive mechanism 4 3 to swing the auxiliary balance 4 2, The wire 11 is hooked into the hook hole 4 1 a formed at the front end of the balance 4 1 and the hook hole 4 2 a formed at the front end of the auxiliary balance 4 2.  at this time, A line 1 1 hooked in a hook hole 4 2 a formed at the front end of the balance 4 1 and the auxiliary balance 4 2, Make it not self-hook hole 4 1 a 、 4 2 a comes off, For example, a notch part 4 1 b made of an elastic member such as a piano wire is provided to plug the notch part of the hook hole 4 1 a. Or set 02 · 42 i at the bottom dead center position of the secondary balance 4 2 to plug the notch of the hook hole 42a.  also, As shown in Figure 3 8 Online submission agency 2 8, Send by wire I -------- II (Please read the notes on the back before filling this page) Order • Wire_ This paper size is applicable to China National Standard (CNS) A4 (210X297 mm). 43.  558578 A7 B7 V. Description of the invention (41) The thread delivery tube 2 8 of the delivery mechanism 2 8 is threaded 1 1, and the thread delivery tube 2 8 a is not tangled vertically, while the thread delivery mechanism 2 8 is directed toward the needle 1 〇 The air is smoothly discharged, and an air nozzle 28 f connected to an air source (omitted from the drawing) may be disposed in the direction of the line 11. In addition, as shown in FIG. 38, the driving mechanism of the movable holding piece 3 1 a of the wire holding member 31 includes holding the line between the movable holding piece 3 1 a and the fixed holding piece 3 1 b. The leaf spring 3 1 h springing in the 1 direction; and the movable holding piece 3 1 a is opened against the spring pressure of the leaf spring 3 1 h, and is directly mounted on the solenoid 3 1 i of the wire holding member 31. Further, as shown in FIG. 38, the thread tensioning mechanism 63 includes: a sliding member 6 3 k slidably mounted on the thread holding member 31; and a spring member 6 3 k being pressed toward the storage position. The spring member 6 3 m; the sliding member 6 3 k is slid against the spring force of the spring member 63 m, in order to draw the wire 11 between the wire holding members 3 1 at a slight level, and directly install the wire holding members 3 1 The solenoid 6 3 η. Next, the embroidery sewing machine according to the modified embodiment shown in FIGS. 36 to 39 will be described with reference to FIGS. 40 and 41 when the operation method when starting embroidery is started. By the drive thread selection mechanism 2 9 and the sliding thread adjustment mechanism 2 4, the thread delivery pipe 2 8 corresponding to the predetermined thread spool 2 1 of the thread delivery mechanism 2 8 is selectively and correctly located in the threading device 5 for threading. Above. At this time, in cooperation with the driving mechanism 6 2 c and the needle support mechanism 7 and the needle bar support mechanism 8 by the drive wire threading mechanism 6 1, the needle 10 is supported by the needle support member 7 1 and the needle bar support member 8 1. The thread of the thread pull mechanism 6 1 is applicable to the Chinese standard (CNS) M specifications (21GX297 mm) _ 44 _ — --------- clothing-(Please read the precautions on the back first (Fill in this page again.) Threading ··· Printed by the Employees ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 558578 Printed by the Employees’ Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs A7 B7 V. Description of the Invention ⑽) Shaped member 6 1 a through the pinhole 1 0 a. After that, by driving the belt 35 of the wire tensioning mechanism 3, the wire holding member 3 1 of the wire tensioning mechanism 3 is standby from the middle (just below the lowermost position of the sub-scale 4 of the scale mechanism 4) on standby. Position (Figure 40 ①), move to the highest rising position of the end of the thread 1 1 held by the thread-feeding tube 2 8 a, and drive the thread length adjustment mechanism 2 6 toward the needle 1 0 The thread 11 sent out has a predetermined length. Specifically, the thread 11 is hooked on the scale 11 and the length necessary for the auxiliary scale 4 2 to be output. (Figure 40 ②). At this time, the movable holding piece 3 1 a of the wire holding member 31 is opened by resisting the spring pressure of the leaf spring 3 1 i by the solenoid 31 h. In addition, the thread delivery tube 2 8 a is located between the movable holding piece 3 1 a and the fixed holding piece 3 1 b of the thread holding member 3 1 of the thread tensioning mechanism 3 of the threading machine 5 by driving the operating lever. The driving mechanism 2 8 e of 2 8 d sends out the operation piece 2 8 a of the tube 2 8 a through the operating wire of the operating lever 2 8 d, and rises through the wire sending tube 2 8 a to expose the line 1 1 'from the air nozzle 2 8 f ejects air in the direction of the line 1 1, and sends the line 1 1 out of the line 2 8 a without sagging. In this state, the end of the line 1 1 is released by releasing the solenoid 3 1 i. After the movable gripping piece 3 1 a and the fixed gripping piece 31 b supported by the thread gripping member 31 of the thread stretching mechanism 3 of the stringing machine 5 are stopped, the air ejection from the air nozzle 28f is stopped. (Fig. 40 ③). Moreover, if the thread holding member 3 1 of the thread tensioning mechanism 3 is lowered by driving the belt 35 of the thread tensioning mechanism 3, and the raised thread is fed out, the paper standard is applicable to the Chinese National Standard (CNS) A4 specification 210 × 297 mm) ~ ^ 45 ------------ (Please read the precautions on the back before filling this page) Thread ordering! 558578 A7 B7 V. Description of the invention ㈦) _ Pipe 28a down . (Figure 40 ④). And, with the line selection mechanism 2 of the wire supply device 2 9 online (please read the precautions on the back before filling this page) 1 1 Move the wire delivery tube 2 8 a to the side of the stage in the hooked state ( Right). (Fig. 4 1 ⑤). In this state, by driving the belt 35 of the wire tensioning mechanism 3, the wire holding member 3 1 of the wire tensioning mechanism 3 is moved to a slightly intermediate portion (directly below the lowermost position of the auxiliary balance 4 of the scale mechanism 4). ) At the same time, by driving the drive mechanism 4 3 of the auxiliary balance 4 2 such as an electric motor, a rotary solenoid, etc., it is moved to the lowest position of the auxiliary balance 4 2, while hooking the line 1 1 on the balance 4 1 and the auxiliary The balance 4 2 is driven by the line selection mechanism 2 of the line supply device 2 9 'The line 1 1 is moved to the side of the stage (left side) with the line 1 1 being hooked, and the line length adjustment mechanism is driven by the line 26. The thread 11 sent out toward the needle 10 is of a predetermined length, specifically, the thread 11 is hooked on the scale 11 of the required length and the scale 11 of the auxiliary scale 4 2 is output. (Fig. 41 1 ⑥, ⑦). In addition, the moving sequence of the line holding member 31 and the auxiliary balance 4 2 and the start of the drive of the line selection mechanism 29 9 are to ensure that the line 11 can hang on the balance 4 1 and the auxiliary balance 4 2 to maintain a proper time difference. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs and 'driving the wire holding member 3 1 of the wire holding mechanism 3 by driving the belt 35 of the wire holding mechanism 3 and further lowering the wire held by the wire holding member 3 1 1 1 'Draw frame between the thread holding member 3 1 and the thread tensioning mechanism 6 3' in this state 'by driving the thread pulling mechanism 6 1 in advance of the driving mechanism 6 2 c and the needle support mechanism 7 and the needle bar support mechanism 8 Passes through the needle hole 10 of the needle 10 supported by the needle support member 7 1 and the needle bar support member 8 1 on the hook-shaped member 6 1 a of the thread pulling mechanism 6 1 to drive the supply mechanism. Paper size applies Chinese National Standard (CNS) M specification (21〇 > < 297 mm) 558578 A7 B7 V. Description of the invention ㈣) Give the thread selection mechanism 2 9 of the device 2 so that the thread 1 1 moves the thread delivery tube 2 8 a to the side of the first stage (right side) ). (Fig. 4 1 ⑧). In addition, the end of the thread 1 1 is passed through the pinhole 10 a to be pulled horizontally on the hook member 6 1 a of the thread pulling mechanism 6 1, and the driving lever is driven by the driving mechanism 6 2 c. 6 2 b, at the same time as the thread threading and pulling mechanism 6 1 is retracted, the elastic holding force of the leaf spring 3 1 i is resisted by the solenoid 3 1 h to open the movable holding piece 3 1 a of the wire holding member 3 1 to release the holding The thread holding member 3 1 of the thread 1 1 hooks the end of the thread 11 to the front end to form a hook-shaped thread drawing mechanism 6 1 of the hook-shaped member 6 1 a, and the hook-shaped member 6 1 a Hole 10a is pulled and threaded to start embroidery. After that, the belt 35 of the thread tensioning mechanism 3 is driven to return the thread holding member 31 to the standby position near the intermediate position. The other operation methods and functions of the embroidery sewing machine according to this modified embodiment are the same as those of the embroidery sewing machine according to the above embodiment. [Industrial Applicability] According to the threading device of the sewing machine for embroidery, the threading mechanism is provided with a thread pulling mechanism that forms a hook-shaped hook member at the front end, and corrects the needle when the hook member passes through the pinhole. The needle support mechanism that prevents the bending of the needle is disposed on the hook-shaped member so as to move in the opposite direction. The needle support mechanism is guided to the end of the thread near the needle in the state of being held by the thread holding member. To form a hook-shaped hook-shaped fishing line, you must pass the thread through the pinhole, and prevent the needle from bending when the hook-shaped member passes through the pinhole. Fill out this page again}

Printed by the Consumers' Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, the paper size is applicable to the Chinese National Standard (CNS) A4 (210X297 mm) -47- 558578 A7 B7 V. Description of the invention ㈣) It can pass through the pinhole smoothly, and it can be performed reliably Thread. (Please read the precautions on the back before filling out this page.) [Simplified description of the drawings] Fig. 1 is a front view of an entire embodiment of the sewing machine of the present invention. Figure 2 is a side view similar to Figure 1. Figure 3 shows the line length adjustment mechanism, (A) is a side sectional view, and (B) is a plan view. Fig. 4 shows the main components of the line length adjusting mechanism, (A) is a plan view, and (B) is a side cross-sectional view. Brother 5 is a body diagram of the line length adjustment mechanism. Fig. 6 is a side view showing the drive mechanism of the sliding member of the wire length adjusting mechanism (A) and a plan view (B). Fig. 7 is a diagram showing the thread feeding mechanism, (A) is a front view, and (B) is a side sectional view.

FIG. 8 shows a thread tension adjuster, (A) is a front view, and (B) is a side view. Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs. Figure 9 is a front view showing a modified example of the spool receiving section. FIG. 10 is a side view similar to FIG. 9. Figure 11 shows the threading device, (A) is a side view, and (B) is a front view. Fig. 12 is a front view of the wire tensioning mechanism and the scale mechanism shown in the upper part. FIG. 13 is a side view similar to FIG. 12. -48- This paper size is in accordance with Chinese National Standard (CNS) A4 specification (210 ×: 297 mm) 558578 A7 B7 V. Description of the invention & 6 The structure shown in the figure. The flat structure of the moving picture driving surface is provided with two 1-line first-show synoptic system diagrams. Figure 4 5 T-Η 一 -Η The first structure C machine, the speed map becomes bright The speed of the restructuring display machine display system} line B shows the C display, the system speed map body movement 6 full drive 1 series shows the} display Α system is clearly stated that the structure machine threading and structure machine installation line The subordinates in the display system are shown in Figure 7 Ί—I. The planes are shown in the same way {Department of systems, figure structure 8 9 Machine 1 1

The structure C machine < line, threading and surface structure support} Β Β line C, the composition machine set the flat tension line} Shows the state illustrated in Figure A. Line graph

Line holding display via display system D Sub-system A Composition machine with a line of 9 lines 1 Threading through the system of the same system as shown in the diagram ο 1 2 2 The body of the picture is shown (please read the precautions on the back first) (Fill in this page) Fig. 2 The structure of the twin-drive structure of the twin drive on the vertical side of the body supports the structure of the squall line. Machine drawing layout

B The Tfoirv district of the Ministry of Economic Affairs ’Intellectual Property Bureau ’s Consumer Cooperative printed the organization and the organization. Pull E through the picture of the M * map machine 2 line 2 through the first display of the same system is shown in Figure 3 4 2 2 (first, the same side of the system is shown in Figure 5) 2 Α No. B 2 surface Orthodox system \) / Figure translation system)) AA ((,, structure machine. Machine Tura S pulls through the IEI threading system) {structure C) structure machine {machine line, threading through the surface Figure showing the side display system diagram} Figure 6 B 7 2 (2) The paper size of this paper applies the Chinese National Standard (CNS) A4 specification (210X297 mm) _ 49-558578 A7 B7 V. Description of the invention h) As an explanatory diagram, (B) is an explanatory diagram showing an operation sequence. (Please read the precautions on the back before filling this page.) Figures 2 and 8 show a modified embodiment of the thread pulling mechanism of the threading mechanism. (A) is a plan view, (B) is a side view, and (C) is a front view. (D) is an explanatory diagram showing a state before the wire is pulled out, and (D) is an explanatory diagram showing a state after the wire is pulled out. Fig. 29 shows a modified embodiment of the thread drawing mechanism of the threading mechanism. (A) is a side view, (B) is a front view, and (C) is a perspective view. Fig. 30 is an external perspective view of a modified embodiment of the needle support mechanism and the needle bar support mechanism. Fig. 31 (A) is a front view similar to Fig. 30, and (B) is a cross-sectional view similar to Fig. 30. Figure 32 (A) is a side view similar to Figure 30. Figure 33 is an exploded perspective view of the needle bar supporting mechanism. Fig. 34 is a modified embodiment of the needle support mechanism and the needle bar support mechanism. (A) is a front view, (b) is a plan view, and (C) is a side cross-sectional view. Printed by the Employees' Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs. Fig. 35 is a modified embodiment of the needle support mechanism and the needle bar support mechanism. (A) is a front view, (b) is a plan view, and (C) is a side sectional view. Fig. 36 shows a modified embodiment of the threading device, (A) is a side view, and (B) is a front view. Fig. 37 is a modified embodiment of the scale mechanism, (A) is a front view, and (B) is a side view. Fig. 38 is a side view showing a modified embodiment of the threading device and the balance mechanism. -50- This paper size is in accordance with Chinese National Standard (CNS) A4 specification (210X297 mm) 558578 A7 B7. 5. Detailed description of the invention). Figure 3-9 shows the thread-holding member of the thread-tensioning mechanism and the thread-tensioning mechanism of the threading mechanism. (A) is a plan view and (B) is a side view. Fig. 40 is an explanatory diagram showing the operation of the sewing machine for embroidery (1). Fig. 41 is an explanatory diagram showing the operation of the sewing machine for embroidery (2). [Illustration of drawing number] 1: sewing machine head 1 a: drive mechanism 1b: connecting rod 1 c: stand 2: thread supply / recovery device 3: thread tensioning mechanism 4: scale mechanism 5: threading device 6: threading mechanism 7 = Needle support mechanism 8 _ · Needle rod support mechanism 9: Needle rod 1 0: Needle '1 0 a: Pin hole 1 1: Thread 1 2: Screw 1 3: Guide bar This paper size applies to China National Standard (CNS) A4 specifications (210X 297mm) _ 51 _ I --------- ΦII (Please read the notes on the back before filling out this page) Thread ·!-Printed by the Employees ’Cooperative of the Intellectual Property Bureau of the Ministry of Economy 558578 Economy Printed by the Intellectual Property Bureau Employee Consumer Cooperative A7 B7 V. Detailed description of the invention) 1 3 a, 1 3 b: Spring 1 3 c: Supporting member 1 4: Cloth pressure 2 1: Spool 2 2: Spool housing 2 2 A 2 2 B: Spool housing unit 2 2 a: Mandrel 2 3: Thread support 2 3 a: Pipe 2 4: Thread adjustment mechanism 2 4 a: Thread adjustment mechanism body 2 5: Thread tension adjustment mechanism 2 5 a, 2 5 b: thread tension adjusting member 2 5 c: thread tension adjusting tool 2 6: thread length adjusting mechanism 2 6 a: slide member 2 6 b, 2 6 c: thread passing portion 2 6 d: guide member 2 6 e; Iron 2 6 f: wire support member 2 6 b 1: through hole 2 6 b 2: surface 2 6 A: sending position 2 6 B: holding position This paper size applies Chinese National Standard (CNS) A4 specification (210X297 mm) ) _ 52 _ ------------ (Please read the notes on the back before filling this page)

1T line! 558578 A7 B7 V. Description of the invention (50) 777777888888890 222222222222223

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C 6 Structured maneuver 2 2 20 ^ ^. B IQ f 7 7 7 Axle KJ Dry visit drive bar slide line Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs IX t—H IX IX ΊΧ 3 3 3 3 3 1 ± IX lx 1 ± 3 3 3 3 line line line acd 6 fh 澧 this piece piece piece structure pipe spring lever mouth piece structure member holding piece piece piece piece structure machine ejector bar lever sprayer mechanism 挟 挟 piece piece structure extrusion Delivery and contraction as the driving force, choose to hold the fixed spring as the crawler spring, push and pull the feed line, press the operation, drive the air, select Zhang Ye, you can lock the ball and slide it to the skateboard-(Please read the precautions on the back before filling this page) Binding line «l · · This paper size applies to Chinese National Standard (CNS) A4 specification (210X297 mm) -53 _ 558578 A7 B7 V. Description of the invention (51) • 1: 3 ···:: 3 3 C 1223456666 3333333333 Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs. 3: abcd 6 fshi 1122222222223 4444444444444 6 Wheel parts Pipe structure shaft Convex hole Hole piece Tube groove Line soft film tube machine The spring screw moves softly to drive the horse drive to change the scale hook sky hook bar slide magnetically guided missile .... Tian · 畐 component structure machine offline pull-proof anti-wearing: drive paper size of this paper applies Chinese National Standard (CNS) A4 specifications (210X297 mm) _ 54 _ (Please read the precautions on the back before filling in this Page) 558578 A7 B7 V. Description of the invention (52) 6 1 a: hook-shaped member 6 1 b: support member 6 1 c: pin 6 1 d: guide piece 6 1 f: spindle moment 6 1 e: protrusion 6 2 : Driving mechanism 6 2 a: Holding member 6 2 b: Driving lever 6 2 c: Driving mechanism (please read the precautions on the back before filling out this page) Printed by the Intellectual Property Bureau of the Ministry of Economic Affairs Consumer Cooperatives Coupling spring structure wire spring elastic member movement ... :: Mechanism structure machine slide slide eji hole shaft holding pressure wheel set 12 moves 3 33 long pivot drive projectile slide No. 6 window 66 • ............, dikf 2 hab cdf 2 h, 22222233333333 66666666666666 This paper size is applicable to China National Standard (CNS) A4 (210X 297 mm) _ 55-558578 A7 B7 V. Description of the invention⑮3) ...... Guide drive ...... Bar support: spring pin, Kmn: ··: 3 DC: ·· 3: ··· 3 3334122223445611 6666777777777788 pieces of construction structure tube structure shaft arm with movable spring wire groove support machine rotation mounted sliding spring screw support swing swing lever 'one TO shaft pivot spring --------- ^ clothing-(please Please read the notes on the back before filling this page) Order printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs ... Support: Bullet: Horizontal c 1Q 0: Q: a: 11122334 88888888 Support b-shaped support 1V shaft 〇〇 Slightly block plate end groove hole Support shaft spring front rod This paper size applies Chinese National Standard (CNS) A4 specification (210X297 mm) _ 56 _ Line ·! &Quot; 558578 A7 B7 V. Description of the invention (54)

Coupling inlays ·· Supports b Support 8 Support blade Spring shaft 8 Guide pad Spring rod needle, guide: • · · · ·. · · 3 ·. IX · 88888999F (Please read the precautions on the back before filling out this page) Printed by the Employees' Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs This paper is sized to the Chinese National Standard (CNS) A4 (210X297 mm) _ 57 _

Claims (1)

558578 A8 Β8 C8 D8 VI. Application for Patent Scope No. 901055 No. 12 Patent Application Chinese Application for Patent Scope Amendment May 8, 1992 Amendment 1 · A threading device for an embroidery sewing machine, which is characterized by a thread threading mechanism When a hook-shaped member having a hook shape at the front end passes through the needle hole, a needle support mechanism that corrects the deviation of the needle and prevents the needle from bending can be disposed on the hook-shaped member so as to move in the opposite direction. 2 _ The threading device of the sewing machine for embroidery as described in item 1 of the scope of patent application, wherein the needle support mechanism is a needle that swings in a slightly horizontal plane from the standby position. 3 _ The threading device of the sewing machine for embroidery as described in item 1 of the scope of patent application, wherein the needle support mechanism is a needle that swings in a slightly vertical plane from the standby position. 4. The threading device of the sewing machine for embroidery according to item 1, 2 or 3 of the scope of patent application, wherein the front end of the needle supporting member of the needle supporting mechanism supporting the needle is formed into a slightly V-shape. 5 · If the threading device of the sewing machine for embroidery is applied for item 1, 2 or 3 of the patent application scope, when the thread is interrupted, the driving mechanism of the thread drawing mechanism of the sewing head and the driving mechanism of the needle support mechanism are driven. , Pass the hook-shaped member of the thread pulling mechanism through the needle hole of the needle supported by the needle supporting member, and drive the needle supporting member back to the standby position by driving the driving mechanism of the needle supporting mechanism. In a state where the draw frame is on the hook-shaped member of the thread drawing mechanism, the thread drawing mechanism is retracted to perform threading by driving the driving mechanism of the thread drawing mechanism. This paper size uses the Chinese National Standard (CNS) A4 size (210X297 mm) Please read the precautions of ιδ before printing by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economy 558578 A8 B8 C8 D8 6. Scope of patent application (please first Note on the back of the reading section, please fill in this page) 6. If the threading device of the sewing machine for embroidery is applied for item 4 of the patent scope, when the thread is interrupted, the drive mechanism of the threading and pulling mechanism of the sewing head that has been threaded is broken And the driving mechanism of the needle support mechanism, the hook-shaped member of the thread pulling mechanism is passed through the needle hole of the needle supported by the needle supporting member, and the driving mechanism of the needle supporting mechanism is used to retract the needle supporting member and return it After the stand-by position, in a state where the thread pulling mechanism is mounted on the hook member of the thread pulling mechanism, the driving mechanism of the thread pulling mechanism is used to drive the thread pulling mechanism back to perform threading. 7. The threading device of the sewing machine for embroidery as described in item 5 of the scope of patent application, wherein the thread is pulled and pulled at least by the drive mechanism of the thread pulling mechanism and the needle support mechanism of the sewing machine head that has broken the thread. The hook-shaped member of the mechanism passes through the needle hole of the needle supported by the needle supporting member, and the driving mechanism of the needle supporting mechanism drives the needle supporting member back to the standby position and then automatically performs it. In this state, Stand by. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 8. The threading device of the sewing machine for embroidery as described in item 6 of the scope of patent application, wherein at least the drive mechanism and the needle of the threading and pulling mechanism of the sewing machine head that has broken the thread are driven The driving mechanism of the supporting mechanism passes the hook-shaped member of the thread pulling mechanism through the needle hole of the needle supported by the needle supporting member, and by driving the driving mechanism of the needle supporting mechanism, the needle supporting member is retracted and returned to standby. After the position, it will be carried out automatically and stand by in this state. '9 · A threading device for an initial sewing machine for embroidery, characterized in that when a hook-shaped member having a hook shape formed at the front end of the thread drawing mechanism is passed through the pinhole, the deviation of the needle bar is corrected and the needle bar is positioned at a predetermined position The needle bar support mechanism at the position is movably arranged at a position above the hook member. This paper uses China National Standard (CNS) A4 specification (210X297 mm): 558578 8888 ABCD 6. Scope of patent application (please read the notes on the back before filling this page) 1 〇 · If the scope of patent application is the 9th In the above item of the embroidery sewing machine, the needle bar supporting member of the needle bar supporting mechanism is configured to simultaneously hold the needle bar and the guide protruding from the needle bar in a horizontal direction to form a front end. V-shaped double-stranded. 1 1 · The ^ thread device of the embroidery sewing machine according to item 9 of the scope of the patent application, wherein the needle bar supporting member of the needle bar supporting mechanism is fitted into a guide protruding from the needle bar. 1 2 · According to item 9, 10, or 11 of the scope of the patent application, the needle threading device of the stitching / knitting machine for embroidery, wherein the needle bar support mechanism is synchronously driven with the driving mechanism of the needle support mechanism. 1 3. The threading device of the sewing machine for embroidery as described in item 1, 2, 3, 9, 10 or 11 of the scope of patent application, wherein guides are provided on both sides of the fishing-shaped member of the threading and pulling mechanism, The guide piece forms protrusions on at least one side. 1 4 · The threading device of the sewing machine for embroidery as described in item 4 of the scope of the patent application, wherein guide pieces are provided on both sides of the hook member of the thread pulling mechanism, and at least one of the guide pieces forms a protrusion. Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 15 • The threading device of the sewing machine for embroidery as described in item 5 of the scope of the patent application, wherein guides are provided on both sides of the fishing-shaped member of the threading mechanism, at least on the The guide piece on one side forms a protrusion. 16 · The threading device of the sewing machine for embroidery according to item 6 of the scope of patent application, wherein guide pieces are arranged on both sides of the hook member of the thread pulling mechanism, and at least one of the guide pieces forms a protrusion. · 1 7 · The embroidery sewing machine described in item 7 of the scope of patent application -3- This paper size is in accordance with Chinese National Standard (CNS) A4 specification (210X297) 嫠 558578 A8 B8 C8 _ D8 The threading device, in which guide pieces' are provided on both sides of the hook-shaped member of the thread pulling mechanism to form protrusions on at least one side. 1 8 · The threading device of the sewing machine for embroidery according to item 8 of the scope of patent application, wherein guide pieces are arranged on both sides of the hook member of the thread drawing mechanism, and at least one of the guide pieces forms a protrusion. 19 · The threading device of the sewing machine for embroidery as described in item 12 of the patent application scope, wherein guides are arranged on both sides of the hook member of the threading mechanism, and at least one of the guides forms a protrusion. 2 0 · —A threading device for an embroidery sewing machine, comprising: an end thread holding member for holding a thread suspended from a thread delivery tube, and guiding the thread held by the thread holding member to a position near a needle At the same time, the thread hook of the frame is hung on the thread tensioning mechanism of the scale mechanism, and the threading device of the sewing machine for embroidery, which guides the thread to the pinhole and consists of the threading mechanism. The threading mechanism includes: A wire threading mechanism of a hook-shaped hook-shaped member; and between the wire-holding portions, the end of the wire held by the wire-holding member is pulled to the hook-shaped member at a horizontal level, and is movably mounted on the wire-holding Component line tensioning mechanism. 2 1 · The threading device of the sewing machine for embroidery as described in Item 20 of the scope of patent application, wherein the thread tensioning mechanism is a thread holding member driven by the thread tensioning mechanism, while lowering it to the position near the needle Moving in the horizontal direction of the wire holding member, the ends of the wire held by the wire holding member are pulled horizontally between the wire holding member and the wire holding member. 2 2 · The threading device of the sewing machine for embroidery as described in Item 20 of the scope of patent application, in which the drive mechanism of the thread tensioning mechanism is to send the thread from the paper standard, using the Chinese National Standard (CNS) A4 specification ( 210X297 mm): (Please read the precautions on the back before filling out this page), installed., 11 Printed by the Employees' Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 558578 A8 B8 C8 D8 6. Application for patent scope Move the tube to the position near the needle The moving speed of the thread-holding member makes the position near the wire-feeding tube and the needle slower and accelerates in the middle position. (Please read the precautions on the back of the department before filling out this page) 2 3 · The threading device of the sewing machine for embroidery as described in item 21 of the scope of patent application, in which the drive mechanism of the thread tensioning mechanism is a self-threading thread delivery tube The moving speed of the thread-holding member moving to the position near the needle makes it slower near the line-feeding tube and the needle, and accelerates at the middle position. 24 · The threading device of the initial machine for embroidery according to item 20, 21, 22 or 23 of the scope of patent application, in which the deviation of the needle when the hook-shaped member passes through the needle hole and the needle support for preventing the needle from bending The mechanism is rotatably mounted on the hook-shaped member. 2 5 · The threading device of the sewing machine for embroidery according to item 20, 21, 22, or 23 in the scope of patent application, wherein the drive mechanism of the thread tensioning mechanism and / or the drive mechanism of the thread tensioning mechanism may be Independently drives each head of the sewing machine for embroidery. 26. The threading device of the embroidery sewing machine according to item 24 of the scope of patent application, wherein the drive mechanism of the thread tensioning mechanism and / or the drive mechanism of the thread pulling mechanism can independently drive each machine of the embroidery sewing machine. head. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 2 7 · The threading device of the sewing machine for embroidery as described in the scope of application for patent No. 20, 21, 22 or 23, wherein the Guide pieces are arranged on both sides, and at least one guide bow piece forms protrusions to temporarily lock the wire. 2 8 · The threading device of the sewing machine for embroidery as described in item 24 of the scope of patent application, wherein the two sides of the hook-shaped member of the threading and pulling mechanism are provided with guide pieces, and at least one of the guide pieces forms protrusions. The line is temporarily blocked. This paper / Ut uses China National Standards (CNS) Hazaki (210X297 mm) ΓΤΙ: 558578 A8 B8 C8 D8 Patent application scope 2 9 · Sew machine for embroidery as described in item 25 of the patent application scope $ $ ^ g 'wherein the two sides of the hook member of the wire drawing mechanism are provided with guide pieces forming guides on the ~ side to form protrusions to temporarily lock the wire. 3 C1 & _ Please refer to the sewing machine for embroidery described in item 2 of the patent scope & ¥ H _ g 'Where the guide bows are provided on both sides of the hook member of the wire drawing mechanism 丨 S The tabs form protrusions to temporarily lock the wires. (Please read the precautions on the back of the ministry before filling out this page.) Packing, 1T Printed on a piece of paper A4 by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs Λ) Ns 6 / l \ Suitable 'cli 7X- 9 2