KR20050015601A - Tambour reinforcement structure of Multi head Embroidering machine - Google Patents

Abstract

PURPOSE: An embroidery frame reinforcing structure of a multi-head type embroidering machine is characterized by installing an X-axis guide rail frame and a Y-axis guide rail frame on an embroidery frame. Therefore, the embroidery frame reinforcing structure is capable of preventing a needle from breaking, reducing vibration of the embroidery frame and increasing quality, productivity and durability. CONSTITUTION: A multi-head type embroidering machine comprises: many needle rod cases containing many needles stitching work material; an embroidery frame(7) which is set on a lower part of the needle rod case, fixing the work material and having a quadrangular bar type; an embroidering table which is set on a lower part of the embroidery frame, supporting the embroidery frame; a control box controlling each part thereof in accordance with embroidering data; and an X-Y motor driver which is connected with the embroidery frame, driving the embroidery frame in accordance with a shape of the work material and controlling an X-axis motor or a Y-axis motor. An embroidery frame reinforcing structure comprises: the X-axis driving motor(11) and the Y-axis driving motor(12) driving the embroidery frame; an X-axis driving part unit(11-a) and a Y-axis driving part unit(12-a) connected with the embroidery frame; and each guide rail frame installed in an X-axis direction and a Y-axis direction of the embroidery frame and connected with at least two driving part units.

Description

Frame reinforcement structure of Multi head Embroidering machine

The present invention relates to a frame reinforcing structure of a multi-head embroidery machine, and more particularly, to a reinforcing structure of a connector in which a frame installed in a multi-head embroidery machine is connected to a motor.

1 is a front view of a general multi-head embroidery machine. Referring to the accompanying drawings, the embroidery machine is an embroidery main body 1, a thread hanger 2 for mounting an embroidery thread on the upper part of the main body of the embroidery machine, and a lower position of the thread hanger. A plurality of independent adjustment bars (3) for adjusting the tension of the embroidery thread, and a plurality of needle case (4) having a plurality of needles located at the lower portion of the independent adjustment bar to sew the workpiece to be embroidered by the embroidery thread, Located in the lower part of the needle bar 4, a frame 7 having a rectangular bar shape for fixing a workpiece to be embroidered, an embroidery table 6 positioned at the bottom of the frame to support and support the frame, according to embroidery data. Control box 8 for controlling each part of the embroidery machine, XY motor drive connected to the frame to control the motor mounted in the X direction or Y direction according to the shape of the embroidery work Burr (9), located on one side of the edge of the embroidery main body is composed of a control panel (10) for administering the embroidery machine to input, store and output the embroidery data.

Figure 2 shows a plan view of a conventional multi-head embroidery machine applied to the frame, Figure 3 is a plan view of assembly of the frame and the frame drive of the prior art. Hereinafter, with reference to the accompanying drawings will be described the structure of the frame portion and the operation principle of the frame.

As shown in the figure, the frame 7 is provided with four protrusions of the Y-axis guide rail frame 7-b on the horizontal bar, and the X-axis guide rail frame having one protrusion on the longitudinal bar. (7-a) is provided. Each of the four Y-axis guide rail frames 7-b is coupled to four Y-axis drive unit 12-a, and the one X-axis guide rail frame 7-a is disposed up and down two. Two X-axis drive units 11-a.

Each of the combination of the Y-axis guide rail frame 7-b and the Y-axis drive unit 12-a is connected to the Y-axis drive motor 12, and the X-axis guide rail frame 7- The combination of a) and the X-axis drive unit 11-a is connected to the X-axis drive motor 11.

Therefore, the frame 7 moves in the X-axis or Y-axis direction by the operation of the X-axis drive motor 11 and the Y-axis drive motor 12 to the embroidery material mounted on the frame 7. Be embroidered.

As such, the frame 7 is positioned at the lower part of the needle bar 4 and at the top of the embroidery table 6, while the needle bar of the needle bar 4 moves up and down. 11, 12 and X-axis, Y-axis drive unit (11-a, 12-a) is connected, the user moves in the X-axis and Y-axis direction by the operation of the motor (11, 12) It plays a role in setting the desired number.

By the way, the conventional multi-head embroidery machine installed a plurality of needle case for the efficiency and mass production of work, and correspondingly the area of the embroidery table (6) and the frame (7) is also increased. Accordingly, the frame 7 operated by one X-axis and Y-axis drive motors 11 and 12 each has a plurality of drive unit units 11-a and 12- which connect the motors 11 and 12 to the frame. a) and play will not be able to accurately transfer the speed and position transmitted from the motor to the frame, which causes the workpiece to be several pints and break the needle of the needle bar (4), etc. At the same time, there was a problem that noise, such as vibration caused by the impact of the connector hit each other.

The present invention was invented to solve the above problems, by reinforcing and improving the structure of the connection portion of the motor and the frame in a multi-head embroidery machine, the speed and position which is a unique function of the motor accurately transmitted to the frame quality of the embroidery work The purpose is to improve the productivity and to avoid defects such as a few pints to increase the productivity and durability of the frame.

        Frame reinforcement structure according to the present invention for achieving the above object,

 A plurality of needle cases having a plurality of needles for sewing the workpiece to be embroidered; A square bar-shaped frame located at the lower side of the needle case to fix a workpiece to be embroidered; An embroidery table positioned below the frame to support and support the frame; A control box for controlling each part of the embroidery machine according to the embroidery data; An X-Y motor driver connected to the frame to control a motor mounted in the X direction or the Y direction according to the shape of the embroidery work;

In a multi-head embroidery machine comprising:

In the frame coupled by the X, Y axis drive motor and X, Y axis drive unit for driving the frame,

 The guide rail frames are respectively installed in the X and Y directions of the frame, and each of the guide rail frames is coupled to two or more driving unit units installed in the X and Y directions.

In addition, the X, Y-axis guide rail frame is connected to each other vertically, characterized in that formed in a rectangle.

In addition, the Y-axis guide rail frame is characterized in that two or more are installed on the Y-axis of the frame.

Hereinafter, with reference to the accompanying drawings will be described in detail the configuration and the embodiment of the present invention. In the drawings of the present invention, the same reference numerals are used for the same configurations and names as those of the prior art drawings.

Figure 4 is a plan view of a multi-head embroidery machine provided with a frame reinforcement structure of the present invention, Figure 5 is a plan view of the assembly structure and the frame drive unit of the present invention, Figure 6 shows a frame structure applied to the frame reinforcement structure of the present invention.

 4 and 5, the frame 7 is equipped with one of the present invention X-axis guide rail frame 7-c in the X direction, and the present invention Y-axis guide rail in the Y-direction. Two frames 7-d are provided. In addition, the present invention X, Y axis guide rail frame (7-c, 7-d) is each of the X-axis drive unit (11-a) and Y-axis drive unit connected to the X, Y axis drive motor (11, 12) The frame 7 which is assembled to the unit 12-a and connected to the XY axis guide rail frames 7-c and 7-d is moved by the operation of the XY axis drive motors 11 and 12. . Therefore, the X-axis, Y-axis guide rail frame (7-c, 7-d) is moved by two X-axis, Y-axis drive unit (11-a, 12-a) at the same time more stable Embroidery can be made to achieve the object of the present invention.

FIG. 7 shows a connection structure of the X-axis drive motor 11, the X-axis drive unit 11-a, and the X-axis guide rail frame 7-c with the frame 7 of FIG. It is sectional drawing of A-A 'seen from the X-axis direction.

First, the coupling structure of the X-axis guide rail frame 7-c and the X-axis driving unit 11-a will be described.

The X-axis timing pulley 14 of the X-axis drive frame 13 is assembled to the drive shaft of the X-axis drive motor 11, and the X-axis drive timing belt tension adjusting pulley 14-a is mounted on the driven shaft. An X-axis timing belt 16 is installed, and the X-axis driver timing belt tension adjusting pulley 14-a is connected to the X-axis timing belt 16 so that the X-axis timing belt 16 is It is designed to adjust the tension.

An X-axis timing belt fixing clip 15 is installed on the X-axis timing belt 16, and an X-axis guide rail frame fixing bracket 19 is provided on an upper portion of the X-axis timing belt fixing clip 15. Although installed, the X-axis guide rail frame 7-c is assembled to the X-axis guide rail frame fixing bracket 19. An X-axis guide rail roller 18 is provided below the X-axis timing belt fixing clip 15 provided on the X-axis timing belt 16, and the X-axis guide rail roller 18 is provided. Moves along the groove of the X-axis timing belt guide rail 17.

Next, the coupling structure between the X-axis guide rail frame 7-c and the frame 7 will be described.

The frame 7 has an X-axis guide rail frame roller 20 and an X-axis guide rail frame support bearing 21, wherein the X-axis guide rail frame roller 20 is the X-axis guide rail. The inside of the frame 7-c and the X-axis guide rail frame support bearing 21 are engaged with the outside of the X-axis guide rail frame 7-c.

That is, the X-axis timing pulley 14 is rotated by the driving of the X-axis driving motor 11, and the X-axis timing belt 16 is left and right by the rotation of the X-axis timing pulley 14. The X-axis guide rail frame 7-c and the frame 7 mounted on the X-axis timing belt fixing clip 15 move to the left and right, whereby the X-axis drive motor 11 The operation principle of the X-axis guide rail frame 7-c and the frame 7 by driving will be described.

When the frame 7 moves in the X direction by the X-axis drive motor 11, the X-axis guide rail frame roller 20 assembled to the frame 7 is the X-axis guide rail frame 7 of the present invention. -c) Inside, the X-axis guide rail frame support bearing 21 moves along the groove outside the X-axis guide rail frame 7-c. The X-axis guide rail frame 7-c is connected to the X-axis timing belt fixing clip 15 by the X-axis guide rail frame fixing bracket 19, and the X-axis timing belt fixing clip ( 15 is coupled to the X-axis timing belt 16 to support the X-axis timing belt guide rail 17 by the support of the X-axis guide rail roller 18 assembled to the X-axis timing clip 15. It is to move along the groove.

FIG. 8 shows a structure in which the Y-axis drive motor 12, the X-axis drive unit 12-a, and the Y-axis guide rail frame 7-d are connected to the frame in the Y-axis direction of FIG. It is sectional drawing of B-B 'seen from the.

First, the coupling structure of the Y-axis guide rail frame 7-d and the Y-axis drive unit 12-a will be described.

The Y-axis timing pulley 23 of the Y-axis drive frame 22 is assembled to the drive shaft of the Y-axis drive motor 12, and the Y-axis drive timing belt tension adjusting pulley 23-a is mounted to the driven shaft. The Y-axis drive timing belt tension adjustment pulley 23-a is connected to the Y-axis timing belt 25 to adjust the tension of the Y-axis timing belt 25.

A Y-axis timing belt fixing clip 24 is installed on the Y-axis timing belt 25, and a Y-axis guide rail frame fixing bracket 28 is provided on the Y-axis timing belt fixing clip 24. Although installed, the Y-axis guide rail frame 7-d is assembled to the Y-axis guide rail frame fixing bracket 28. A Y-axis guide rail roller 27 is provided below the Y-axis timing belt fixing clip 24 installed on the Y-axis timing belt 25, and the Y-axis guide rail roller 27 is provided. Moves along the groove of the Y-axis timing belt guide rail 26.

Next, the coupling structure between the Y-axis guide rail frame 7-d and the frame 7 will be described.

The frame 7 has a Y-axis guide rail frame roller 29 and a Y-axis guide rail frame support bearing 30, wherein the Y-axis guide rail frame roller 29 has the Y-axis guide rail. The inner frame 7-d and the Y-axis guide rail frame support bearing 30 are coupled to the outer side of the X-axis guide rail frame 7-d.

That is, the Y-axis timing pulley 23 is rotated by the driving of the Y-axis driving motor 12, and the Y-axis timing belt 25 is left and right by the rotation of the Y-axis timing pulley 23. By moving to Y, the Y-axis guide rail frame 7-d mounted on the Y-axis timing belt fixing clip 24 and the frame move to the left and right. Hereinafter, the Y by the Y-axis driving motor 12 is driven. The operation principle of the shaft guide rail frame 7-d and the frame 7 will be described.

When the frame 7 moves in the Y direction by the Y-axis drive motor 12, the Y-axis guide rail frame roller 29 assembled to the frame 7 is the present invention Y-axis guide rail frame 7. -d) Inside, the Y-axis guide rail frame support bearing 30 performs rolling motion along the groove outside the Y-axis guide rail frame 7-d. The Y-axis guide rail frame 7-d is connected to the Y-axis timing belt fixing clip 24 by the Y-axis guide rail frame fixing bracket 28, and the Y-axis timing belt fixing clip ( 24 is coupled to the Y-axis timing belt 25 and supported by the Y-axis guide rail roller 27 assembled to the Y-axis timing belt fixing clip 24, thereby supporting the Y-axis timing belt guide rail 26. ) Is to move along the groove.

The present invention is not limited to the embodiments and drawings described above, and those skilled in the art to which the present invention pertains various modifications and equivalent embodiments from the present invention.

The present invention is the X-axis to the frame 7 connected to the X-axis, Y-axis drive unit (11-a, 11-b) moving in accordance with the output data of the drive motor (11, 12) installed in the XY direction of the embroidery machine , By installing the Y-axis guide rail frame (7-c, 7-d), so that the frame (7) to operate correctly so that there is no break of the needle and embroidery machine needle during the embroidery work, the frame due to the collision of the connecting parts By reducing the vibration and the like of (7) it has the effect of improving the quality and productivity of the embroidery work and improve the durability of the frame (7).

1 is a front view of a general multi-head embroidery machine.

Figure 2 is a plan view of a multi-head embroidery machine to which the prior art frame is applied.

Figure 3 is a structural plan view of the frame portion of the prior art.

Figure 4 is a plan view of a multi-head embroidery machine installed frame reinforcement structure of the present invention.

Figure 5 is a structural plan view of the frame portion of the present invention.

6 is a structure diagram of the frame of the present invention.

7 is a cross-sectional view along the X axis of the frame portion of the present invention.

8 is a cross-sectional view of the Y axis of the frame portion of the present invention.

(Description of Major Symbols in Drawings)

   1: embroidery machine body 2: thread

   3: independent adjuster 4: needle bar case

   6: embroidery table

   7: frame 7-a: X-axis guide rail frame

   7-b: Y-axis guide rail frame

   7-c: X-axis guide rail frame

   7-d: Y-axis guide rail frame

   9: X-Y Motor Driver 10: Operation Panel

   11: X-axis drive motor 11-a: X-axis drive unit

   12: Y-axis drive motor 12-a: Y-axis drive unit

   13: X-axis drive part frame 14: X-axis drive timing pulley

   14-a: X-axis drive timing belt tensioning pulley

   15: X-axis timing belt fixing clip 16: X-axis timing belt

   17: X-axis timing belt guide rail 18: X-axis guide rail roller

   19: X-axis guide rail frame fixing bracket

   20: X-axis guide rail frame roller

21: X-axis guide rail frame support bearing 22: Y-axis drive frame

   23: Y-axis drive timing pulley

   23-a: Y-axis drive timing belt tensioning pulley

   24: Y-axis timing belt fixing clip 25: Y-axis timing belt

   26: Y-axis timing belt guide rail 27: Y-axis guide rail roller

   28: Y-axis guide rail frame fixing bracket

   29: Y-axis guide rail frame roller

   30: Y-axis guide rail frame support bearing

Claims (2)

 A plurality of needle cases having a plurality of needles for sewing the workpiece to be embroidered; A square bar-shaped frame located at the lower side of the needle case to fix a workpiece to be embroidered; An embroidery table positioned below the frame to support and support the frame; A control box for controlling each part of the embroidery machine according to the embroidery data; An X-Y motor driver connected to the frame to drive the frame according to the shape of the embroidery work and to control a motor mounted in the X direction or the Y direction; In a multi-head embroidery machine comprising: In the frame coupled by the X, Y axis drive motor and X, Y axis drive unit for driving the frame,  And a guide rail frame respectively installed in the X and Y directions of the frame, and each of the guide rail frames is coupled to two or more driving unit units installed in the X and Y directions. The method of claim 1, The Y-axis guide rail frame is a frame reinforcement structure of a multi-head embroidery machine, characterized in that two or more are installed on the Y-axis of the frame.