JPH0584369A - Moving device for sewing machine - Google Patents

Abstract

PURPOSE:To set a sewing machine to the optimum work position by detecting the stop position of the sewing machine when it is stopped, separating the sewing machine from a holding means, then moving it to the position where it can easily be operated in a sewing machine moving device moving the sewing machine along the sewing path. CONSTITUTION:A sewing machine M located with a sewing needle above a holding means 3 holding an object to be sewn at a fixed position is mounted on a mount base 5, and the object to be sewn is moved toward the holding means 3 by a feeding means 4. The mount base 5 is made movable by a moving means A constituted of X, Y moving bodies 2, 1, and the object to be sewn can be sewn into the preset shape when the sewing machine M is moved by the moving bodies 2, 1 in the X, Y directions and the synthetic direction of them. X, Y detecting plates 6, 7 are provided on the mount base 5, sensors X1, X2, Y1, Y2 and a center sensor Xa are provided at moving limit positions of the mount base 5 respectively to constitute a mount base position detecting means, and the movement of the moving means A is controlled by a control means based on the sensor outputs.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sewing machine moving device, and more particularly, to a sewing machine moving device for moving a stopped sewing machine to a position where adjustment work can be easily performed.

[0002]

BACKGROUND OF THE INVENTION A cycle sewing machine is known today as a sewing machine moving device for moving a sewing machine according to a sewing path.

The cycle sewing machine is provided with a circular plate having a groove and a moving mechanism which fits in the groove of the circular plate and moves along the shape of the groove. The sewing machine is moved by driving the moving mechanism. It is configured so that one sewing is completed by one rotation of the circular plate.

However, this cycle sewing machine has the following problems. The cycle sewing machine moves only along the groove formed on the circular plate, that is, only on the sewing path.Therefore, when performing sewing thread replacement work or damaged sewing needle replacement work, etc. The sewing machine, which is located away from the sewing machine, is forced to work in an unnatural posture, which causes a reduction in the sewing work efficiency.

[0005]

A sewing machine moving device according to the present invention has been made to solve the above-mentioned conventional problems. The sewing machine moving device includes a holding means for holding a sewing object, and a sewing machine A mounting table on which the sewing machine is mounted at a position where the sewing needle is above the holding means, a moving means for moving the mounting table in the X direction, the Y direction, and a combined direction thereof, and the X direction,
Position detecting means provided at each end of the sewing machine table in the Y direction, which outputs a signal when the mounting table reaches the movement limit position, and stores the sewing path, and is connected to the position detecting means and the moving means. The sewing machine comprises a control means for controlling the movement of the moving means, and a switch means for outputting the stop position of the sewing machine stored in advance to the control means. The switch means is operated so that the sewing machine is directed toward the operator when the sewing machine is stopped. Another object of the present invention is to solve the above-mentioned conventional problems by moving the movable member in a direction in which it is combined with the lateral direction to move it away from the holding means and then moving it to a proper working position.

[0006]

In the sewing machine moving device according to the present invention, when the sewing machine is stopped, the stop position of the sewing machine is detected by the position detecting means, and the control means moves the sewing machine first in the direction of the operator and in the direction in which it is combined with the lateral direction. By doing so, it is moved away from the holding means, and then moved to a position where the worker can easily perform the work.

[0007]

Embodiments of the present invention will be described with reference to the drawings. 1 to 8 are views showing an embodiment of a moving device for a sewing machine according to the present invention.

In FIG. 1, reference numeral 3 is a holding means for holding the material to be sewn at a fixed position, and 5 is a mounting table on which the sewing machine 5 is placed at a position where the sewing needle of the sewing machine M is above the holding means 3.

Further, 4 is a supply means for supplying a material to be sewn to the holding means 3 and is movable in the direction of the holding means 3.

A is a moving means for moving the mounting table 5 (sewing machine M), and an X moving body 2 moving in the X direction,
The Y moving body 1 is provided on the upper surface of the X moving body 2 and moves in the Y direction. The sewing machine M is moved in the X direction, the Y direction and a combined direction thereof to enable sewing of a predetermined shape.

According to the moving means A, the sewing machine M can be moved not only to the sewing path but also to other positions.

FIG. 2 is a diagram showing a configuration state of the moving means A and an arrangement state of the position detecting means.

The moving means A is equipped with belts 1b and 2b which rotate in the X and Y directions, and motors 1M and 2M which are provided to rotate these belts 1b and 2b, respectively.

Then, the position detecting means moves the X-axis with respect to the mounting table 5.
Direction, the Y detection plate 6 provided in the Y direction, and the sensors X1, X2, Y1, respectively provided at the movement limit positions of the mounting table 5 so as to detect these positions.
Y2 and a center sensor Xa for detecting the center position of the mounting table 5 in the X direction (left and right direction described later).

FIG. 3 shows the range in which the sewing machine can be moved by the moving means A, and the holding means 3 is an example of holding means for a collar such as a Y-shirt.

The sewing machine can be moved by the moving means A from the peripheral edge (sewn path) of the holding means 3 to the inside of the movement limit position of the moving means A. Inside the holding means 3, the sewing needle and the sewing needle provided on the sewing machine can be used. The needle receiving guides (neither shown) hit the holding means 3 so that they cannot be moved.

In the moving range of this sewing machine, the front side,
The rear side (Y direction), the right side, and the left side (X direction) are shown with the worker O as a reference.

FIG. 4 is a block diagram showing a configuration state of the moving device of the sewing machine. In the figure, 8 is a control means (CP
U), and this control means 8 is a read-only memory ROM 9 and a read / write memory RAM.
10 and the position detecting means via an interface 11 and further via a motor interface 12 both motors 1 of the moving means A.
It is connected to M and 2M.

Numeral 13 is a switch means for operating a desired position to stop the sewing machine after sewing, which is provided with a sewing machine return switch, a forward switch, a front right switch and a rear right switch, and a control means 8 via an interface 11.
It is connected to the.

Next, the operation of the moving means of the sewing machine after the completion of sewing will be described with reference to the flow charts of FIGS.

First, in step 1 of FIG. 5, it is first judged whether or not the sewing machine return switch is turned on.

When the sewing machine moving switch is turned on, the control means 8 stores the position of the sewing machine in that state. (Step 2)

Then, it is judged whether the sewing machine forward switch is turned on. (Step 3) If the forward switch is turned on here, the process proceeds to 2 in the flow chart shown in FIG. 6 and it is determined whether the sewing machine is at the front limit position. (Step 1)

When the sewing machine is at the front limit position, the flow shifts to 1 in the flow chart shown in FIG.

When the sewing machine is not at the front limit position in step 1, it is determined whether it is in the left side area. (Step 2)

When the sewing machine is in the left side area, it is determined whether or not it is at the left side limit position. (Step 3)

When the sewing machine is at the left side limit position, it is determined whether the sewing machine is at the front side limit position. (Step 7)

When the position is the front limit position, FIG.
The process moves to 1 of the flowchart shown in FIG. 2, and if not, the sewing machine is moved in the front direction by driving the moving means A. (Step 8)

Then, it is judged whether the sewing machine has moved to the front limit position (step 9), and if the sewing machine has reached the front limit position, the moving means A is stopped (step 1).
0), and the process proceeds to 1 in the flowchart shown in FIG.

On the other hand, in step 3, when the sewing machine is not at the left limit position, the moving means A moves the sewing machine in the combined direction of the left side and the front side. (Step 4) Then, it is determined whether the sewing machine has reached the left or front limit position. (Step 5)

If the sewing machine has reached the left or front limit position, the moving means A is stopped and the process proceeds to step 7 described above.

If it is determined in step 2 that the sewing machine is not in the left side area, it is determined whether or not the sewing machine is in the right side limit position, and if so, the process moves to step 7.
If not, the moving means A moves the sewing machine in the combined direction of the right side and the front side. (Step 12)

Then, it is judged whether or not the limit position on the right side or the front side of the sewing machine has been reached. (Step 13)

If the sewing machine has reached the limit position on the right side or the front side, the moving means A is stopped and the step 7 is executed.
Move on to.

As described above, when the front side switch of the switch means 13 is turned on, the control means 8 can move the sewing machine to the front limit position of the sewing machine by the moving means A regardless of the stop position of the sewing machine.

On the other hand, if the front side switch is not turned on in step 3 of the flow chart shown in FIG. 4, it is determined in step 4 whether the right front switch is turned on.

If the right front switch is turned on, the process proceeds to 3 in the flowchart shown in FIG.

Here, it is determined whether the sewing machine is at the front limit position (step 1), and if the sewing machine is at the front limit position, it is determined whether the sewing machine is at the left limit position (step 11). If yes, the process moves to 1 in the flowchart shown in FIG. 5, and if not, the moving means A is driven to move the sewing machine to the right.
(Step 12)

Then, it is judged whether or not the sewing machine has moved to the right side limit position (step 13), and if so, the moving means A is stopped (step 14), and the flow shifts to 1 in the flow chart shown in FIG. ..

If it is determined in step 1 that the sewing machine is not at the front limit position, it is determined whether the sewing machine is in the left side area. (Step 2)

Here, if the sewing machine is not in the left side area, it is determined whether it is the right side limit position (step 15), and if it is, it is determined whether the sewing machine is in the front side limit position. (Step 7)

If the sewing machine is at the front limit position, the process proceeds to step 11 above. If it is determined in step 7 that the sewing machine is not at the front limit position,
By driving the moving means A, the sewing machine is moved in the front direction. (Step 8)

Then, it is confirmed whether or not the sewing machine has reached the front limit position (step 9), the moving means A is stopped (step 10), and the process proceeds to step 11.

If it is determined in step 15 that the sewing machine is not at the right limit position, the moving means A moves the sewing machine in the combined direction of the right side and the front side. (Step 1
6) Then, it is determined whether the sewing machine has reached the limit position on the right side or the front side. (Step 17)

If the sewing machine has reached the right or left limit position, the moving means A is stopped (step 18).
Then, the above step 7 is performed.

On the other hand, when it is determined in step 2 that the sewing machine is in the left side area, it is determined whether the sewing machine is in the left side limit position (step 3). If so, the process proceeds to step 7 and If not, the moving unit A moves the sewing machine in the left and front direction. (Step 4)

Then, it is confirmed whether the sewing machine has reached the limit position on the left side or the front side (step 5), the moving means A is stopped (step 6), and the process proceeds to step 7.

As described above, when the right front switch of the switch means 13 is turned on, the control means 8 will put the sewing machine in front of the operator, on the right side (R1 shown in FIG. 3), regardless of the stop position of the sewing machine. ) Can be moved to.

On the other hand, if it is determined in step 4 of the flow chart shown in FIG. 5 that the front right switch is not turned on, then it is determined in step 5 whether the rear right switch is turned on.

If it is determined that the right rear switch is turned on, the process proceeds to step 4 in the flowchart shown in FIG. First, in step 1, it is judged whether the sewing machine is at the front limit position.

When it is determined that the sewing machine is at the front limit position, it is determined whether the sewing machine is at the right limit position. (Step 11)

When it is judged that the sewing machine is at the right side limit position, it is judged whether the sewing machine is at the rear side limit position (step 19), and if so, 1 in the flow chart shown in FIG. Move to.

If it is determined that the sewing machine is not at the rear limit position, the moving means A moves the sewing machine in the rearward direction. (Step 20) Then, it is confirmed that the sewing machine has reached the rear limit position (Step 21), and the moving means A is moved.
Is stopped (step 22), and the process moves to 1 in the flowchart shown in FIG.

When it is determined in step 11 that the sewing machine is not at the right limit position, the moving means A is driven to move the sewing machine to the right. (Step 1
2)

Then, it is confirmed whether or not the sewing machine has reached the right side limit position (step 13), the moving means A is stopped (step 14), and the process proceeds to step 19 described above.

On the other hand, if it is determined in step 1 that the sewing machine is not at the front limit position, it is determined whether the sewing machine is in the left side area. (Step 2)

If it is determined that the sewing machine is not in the left side area, it is determined whether or not the sewing machine is in the right side limit position (step 15), and if so, the process moves to step 11 and if not, the moving means A is used. Move the sewing machine in the direction of combining the right side and the front side. (Step 16)

Then, it is confirmed whether or not the sewing machine has reached the limit position on the right side or the front side (step 17).
Stops and the process moves to step 11.

On the other hand, when it is determined in step 2 that the sewing machine is in the left side area, it is determined whether the sewing machine is in the left side limit position. (Step 3)

When it is determined that the sewing machine is at the left side limit position, it is determined whether the sewing machine is at the front side limit position (step 7). If so, the process proceeds to step 11 described above. If it is determined that it is not, the moving means A moves the sewing machine in the front direction. (Step 8)

After confirming that the sewing machine has reached the front limit position (step 9), the moving means A is stopped (step 10), and the process proceeds to the step 11.

When it is determined in step 3 that the sewing machine is not at the left limit position, the moving means A moves the sewing machine in the combined direction of the left side and the front side. (Step 4)

Then, it is confirmed that the sewing machine has reached the left or right limit position (step 5), the moving means A is stopped, and the process proceeds to the step 7.

As described above, when the right rear switch of the switch means 13 is turned on, the control means 8 causes the moving means A to move the sewing machine to the rear of the operator's right side (at any stop position of the sewing machine). It can be moved to R2) shown in FIG.

In the sewing machine moving device according to the present invention, when the stop position of the sewing machine is set by the switch means 13 as described above, the control means A can move the sewing machine to a predetermined position by the moving means.

Then, the sewing start point or sewing end point P,
Even if the sewing machine is stopped in the vicinity of P (see FIG. 3), the sewing machine moves in the direction in which the left and right directions are combined,
The inconvenience of colliding with the sewing machine and the holding means 3 does not occur.

In step 5 of the flowchart shown in FIG. 5, if the right rear switch is not turned on, it is judged whether the sewing machine return switch is turned on (step 6). If it is turned on, the sewing machine moves. The sewing machine is returned to its original position by following the same route as the above.

[0068]

As described above, the sewing machine moving apparatus according to the present invention mounts the sewing machine at the holding means for holding the material to be sewn at a fixed position and the sewing needle of the sewing machine above the holding means. A mounting table, a moving means for moving the mounting table in the X direction, the Y direction, and a combined direction thereof, a control means for controlling the movement of the moving means, and a position detecting means for detecting the position of the mounting table. When the sewing machine is stopped, the sewing machine is moved in the direction of the operator and in the direction in which it is combined with the lateral direction of the sewing machine to separate it from the holding means and then to the working position. It becomes possible for a worker to easily perform needle replacement work and the like, and it is possible to improve work efficiency.

[Brief description of drawings]

FIG. 1 is an external perspective view showing an embodiment of a moving device for a sewing machine according to the present invention.

FIG. 2 is an explanatory diagram showing an installation state of a moving unit and a position detecting unit of the moving device of the sewing machine shown in FIG.

FIG. 3 is an explanatory diagram showing a movable range of a sewing machine.

4 is a block diagram showing a configuration state of a moving device of the sewing machine shown in FIG.

FIG. 5 is a flowchart showing the operation when the sewing machine moves.

FIG. 6 is a flowchart showing an operation when the sewing machine moves in a front direction.

FIG. 7 is a flowchart showing the operation when the sewing machine moves to the right side on the front side.

FIG. 8 is a flowchart showing an operation when the sewing machine moves to the right side portion on the rear side.

[Explanation of symbols]

 3 holding means 5 mounting table 8 control means M sewing machine 13 switch means

Claims (1)

[Claims] 1. A holding means for holding a material to be sewn at a fixed position, a mounting table for mounting the sewing machine at a position where a sewing needle of the sewing machine is above the holding means, and the mounting table for the X direction, the Y direction, and these. The moving means for moving in the synthesizing direction of the sewing machine, the position detecting means provided at the end of the sewing machine table in the X direction and the Y direction for outputting a signal when the mounting table reaches the movement limit position, and the sewing path is stored. In addition, the switch means is connected to the position detecting means and the moving means, and includes control means for controlling the movement of the moving means, and switch means for outputting the stop position of the sewing machine stored in advance to the control means. By operating the control means to move the sewing machine in the operator's direction and the direction in which it is combined with the lateral direction to separate it from the holding means, and then to the sewing machine adjusting work position at the end of the sewing machine table. A sewing machine moving device characterized by being moved.