KR100427404B1 - Apparatus and method for driving an electronic bartack sewing machine with pedal using air pressure - Google Patents

Abstract

The present invention relates to a pneumatic pedal drive device provided in an electronic bartack sewing machine in which a left pedal is a two-stage type and a right pedal is a one-stage type when the pneumatic pedals are provided at the left and right sides, and an electronic device to which an embodiment is applied according to the present invention is applied. The pneumatic pedal drive device provided in the bartack sewing machine is a drive device of an electronic bartack sewing machine equipped with a separate pneumatic pedal consisting of two left and right pedals, and the state of the pneumatic pedal driving device is neutral or one-stage or two-stage by the user. Two-stage left pedal switched; A one-stage right pedal whose state is switched to neutral or one-stage by the user; And control means for controlling the sewing machine driving corresponding to the switching state of the two-stage left pedal and the first-stage right pedal, so that the user can easily and simply perform a pedal operation to work conveniently and stably. There is an effect to increase the efficiency of.

Description

Apparatus and method for driving an electronic bartack sewing machine with pedal using air pressure}

The present invention relates to a pneumatic pedal drive device provided with an electronic bartack sewing machine and a method thereof.

More specifically, when the pneumatic pedal is a separate type provided on the left and right, the left pedal is a two-stage type and the right pedal relates to a pneumatic pedal drive device provided in the electronic bartack sewing machine.

The present invention also relates to a pneumatic pedal drive device and a method provided in an electronic bartack sewing machine for controlling the two-stage pneumatic pedal to be combined and driven separately when the pneumatic pedal is a two-stage type.

1A to 1D illustrate a conventional pneumatic pedal provided in an electronic bartack sewing machine, and FIG. 1A illustrates a case in which the pneumatic pedal is integrated, and FIGS. 1B to 1D illustrate a case in which the pneumatic pedal is detachable.

The conventional integrated pneumatic pedal provided in the electronic bartack sewing machine is composed of one two-stage pedal, as shown in Figure 1a. For reference, as illustrated in FIG. 2, the two-stage pedal refers to a pedal that is switched to one or two stages according to the degree of the user's stepping on the pedal in a neutral state.

In the case of the conventional integrated pneumatic pedal, when the user presses the pedal and sets the pedal state to the first stage, the (left) and (right) presser feet 21, 22 of the electronic bartack sewing machine (shown in FIG. 3A) are shown in FIG. 3A. All of them) are driven down, and in such a state, when the user presses the pedal again and sets it to the second stage, sewing is started.

In addition, the conventional separate pneumatic pedal used in the electronic bartack sewing machine is composed of two or more, single-stage or two-stage pedals, as shown in Figure 1b to 1d. Here, unlike the aforementioned two-stage pedal, the first stage pedal refers to the first stage when the user presses the pedal in the neutral state, and the pedal is switched to the neutral state when the user releases the foot from the pedal previously pressed. .

Referring to the driving of the pedal shown in FIG. 1C, the first stage pedal is provided on the left side and the second stage pedal is provided on the right side, and when the user presses the left pedal, the presser foot moves down. When the user presses the (left) pedal again, the (left) presser foot is driven up. If the user presses the (right) pedal to switch to the first stage, the (right) presser foot is driven down, and the (left) and (right) presser foot is driven down, and the user presses the (right) pedal again to the second stage. After switching, sewing starts.

The above-described integrated pneumatic pedal is used when the thickness of the fabric pressed by the (left) and (right) presser foot is constant so that the (left) and (right) presser foot can be linked together at the same time. It is mainly used in the case where the thickness of the fabric pressed by the left) and (right) presser foot is different and the (left) and (right) presser foot must be linked together.

However, the following problems occur in the driving of the pneumatic pedal provided in the conventional electronic bartack sewing machine.

First, when using a separate pneumatic pedal (shown in FIG. 1c), the user starts work by stepping on the (left) pedal, and since most of the users are more accustomed to using the right hand, the user's left hand is stuck on the (left) presser foot. This occurred frequently.

Second, when using a separate pneumatic pedal (shown in Figure 1c) to use the integrated pneumatic pedal (shown in Figure 1a), the user has a hassle to replace the entire pedal.

The present invention has been made to solve the above-mentioned problems, the (left) pedal of the detachable pedal is provided with a two-stage, (right) pedal is provided in one stage and controls the driving of the provided (left), (right) pedals It is an object of the present invention to provide a pneumatic pedal drive device provided in an electronic bartack sewing machine which allows a user to start work by stepping on a (right) pedal.

In addition, the present invention, according to the mode set by the user, by executing a drive program for controlling the two-stage pedal to be combined or driven integrally, the pneumatic pedal drive provided in the electronic bartack sewing machine equipped with the need to replace the entire pedal Another object is to provide an apparatus and a method thereof.

1a to 1d show a conventional pneumatic pedal provided in the electronic bartack sewing machine,

2 is a side view of a two-stage pneumatic pedal,

Figure 3a is a front view of the electronic bartack sewing machine applied to the embodiment according to the present invention,

3b is a detailed block diagram of a control box applied to an embodiment according to the present invention;

3C is an operation box provided in FIG. 3A,

Figure 4 illustrates a separate pneumatic pedal provided in the electronic bartack sewing machine applied to an embodiment according to the present invention,

5 is a flowchart of an embodiment to which the pneumatic pedal driving method provided in the electronic bartack sewing machine according to the present invention is applied.

<Code Description of Main Parts of Drawing>

10: control box 21: left presser foot

22: right foot 30: needle bar

41: left pedal 42: right pedal

50: operation box 60: shelf

As an embodiment of the present invention for achieving the above object, the invention described in claim 1, in the drive device of the electronic bartack sewing machine equipped with a separate pneumatic pedal consisting of two pedals, left, right, the user A two-stage left pedal in which the state is switched to neutral or one-stage or two-stage by; A one-stage right pedal whose state is switched to neutral or one-stage by the user; And it provides a pneumatic pedal drive device provided in the electronic bartack sewing machine comprising a control means for controlling the sewing machine driving corresponding to the switching state of the two-stage left pedal and the first-stage right pedal.

In addition, the invention according to claim 2 is the pneumatic type of the electronic bartack sewing machine according to claim 1, wherein the control means controls the right presser foot to be driven down when the switching state of the first-stage right pedal is one step. As a pedal drive device, the above problem is solved.

In the invention according to claim 3, in the first or second aspect of the present invention, the control means controls the left presser foot to be driven down when the two-stage type left pedal is switched in one stage, and both the left and the right presser foot are lowered. The pneumatic pedal drive device provided in the electronic bartack sewing machine characterized by controlling to start sewing when the two-stage left pedal switching state is two-stage.

In addition, as another embodiment of the present invention for achieving the above object, the invention described in claim 4 is provided with an electronic bartack equipped with a two-stage pneumatic pedal that is switched to neutral or one-stage or two-stage by the user ( Bartack) A drive device for a sewing machine, comprising: mode setting means for setting, by a user, the two-stage pneumatic pedal in an integral mode or a separate mode; And a switching means for controlling a sewing machine driving corresponding to the switching state according to the set mode, when the switching state of the two-stage pneumatic pedal is neutral or one-stage or two-stage by a user. Provides a pneumatic pedal drive.

In the invention according to claim 5, in the fourth aspect, the control means controls the left and right presser foot to be driven down when the two-stage pneumatic pedal is switched in the first stage when the integrated mode is set. When the switch state of the two-stage pneumatic left pedal is two-stage, the pneumatic pedal drive device provided in the electronic bartack sewing machine, characterized in that the sewing is controlled so as to start, the above-mentioned problem is solved.

The invention as set forth in claim 6 is characterized in that, in claim 4 or 5, the control means is provided on the same side as the two-stage pneumatic pedal if the switching state of the two-stage pneumatic pedal is one stage in the state where the separable mode is set. Equipped with an electronic bartack sewing machine characterized in that the presser foot is controlled to be driven down, and if the switching state of the two-stage pneumatic pedal is two-stage in a state in which both the left and right presser feet are lowered, sewing is started. As a pneumatic pedal drive device, the above-mentioned problem is solved.

The invention according to claim 7 is characterized in that the presser foot provided on the left side is driven down when the two-stage pneumatic pedal is provided on the left side and the switching state of the two-stage pneumatic pedal is one stage. The pneumatic pedal drive device provided in the bartack sewing machine solves the above problems.

The invention according to claim 8, wherein the presser foot provided on the right side is driven down when the two-stage pneumatic pedal is provided on the right side and the switching state of the two-stage pneumatic pedal is one stage. The pneumatic pedal drive device provided in the bartack sewing machine solves the above problems.

In addition, as another embodiment of the present invention for achieving the above object, the invention described in claim 9 is provided with an electronic bartack equipped with a two-stage pneumatic pedal that is switched to neutral or one-stage or two-stage by the user ( Bartack) A method of driving a sewing machine, comprising: a mode setting step of setting a mode by which a two-stage pneumatic pedal is integrated or detached by a user; And a control step of controlling the sewing machine driving corresponding to the switching state of the two-stage pneumatic pedal according to the set mode.

In addition, according to the invention of claim 10, in the control step, the control step, if the switching state of the two-stage pneumatic pedal is the first stage in the state in which the integrated mode is set, the left and right presser foot is controlled to be driven down; When the switch state of the two-stage pneumatic left pedal is two-stage, the above-described problem is solved by the pneumatic pedal driving method provided in the electronic bartack sewing machine.

In the invention according to claim 11, the control step according to claim 9 or 10, wherein the control step, if the switching state of the two-stage pneumatic pedal is one stage in the state that the separate mode is set, on the same side as the two-stage pneumatic pedal. Equipped with an electronic bartack sewing machine characterized in that the presser foot is controlled to be driven down, and if the switching state of the two-stage pneumatic pedal is two-stage in a state in which both the left and right presser feet are lowered, sewing is started. As a pneumatic pedal drive method, the above-mentioned problem is solved.

The objects, features and advantages of the present invention will be more readily understood by reference to the accompanying drawings and the following detailed description.

3A is a front view of an electronic bartack sewing machine applied to the embodiments according to the present invention. FIG. 3B is a detailed block diagram of a control box mounted on the electronic bartack sewing machine. FIG. 3C shows an operation box. 3, the control box 10; (Left), (right) presser foot 21,22; Needle bar 30; (Left) and (right) pedals 41 and 42; Operation box 50; And a shelf 60, the control box 10 is in the state of the (left) pedal 41 or (right) pedal 42 switched by the user, as shown in Figure 3b. Accordingly, the program memory U8 stores a drive program for controlling the operation of each drive element (step motor drive board, spindle motor drive board, etc.) for driving the above-described components; And a CPU that reads the drive program stored in the program memory U8 and controls the above-described operation to be performed. The operation of the components configured as described above may be performed in the following embodiments. Since it is set differently, a specific action will be mentioned in each embodiment, and will be omitted in this introduction.

Accordingly, embodiments to be described below will be described with reference to the above-described elements of FIGS. 3A to 3C. Among the above-described elements, in the embodiments, components having the same name but different functions are shown in parentheses. The symbols are given differently to distinguish them.

That is, in one embodiment, the electronic bartack sewing machine includes a control box 10-1; (Left), (right) presser foot 21-1, 22-1; Needle bar 30-1; (Left) and (right) pedals 41-1 and 42-1; Operation box 50-1; And a shelf 60-1 and the control box 10-1 includes a program memory U8-1; And a CPU-1, and in another embodiment, the electronic bartack sewing machine includes: a control box 10-2; (Left), (right) presser foot 21-2, 22-2; Needle bar 30-2; (Left) and (right) pedals 41-2 and 42-2; Operation box 50-2; And a shelf 60-2, the control box 10-2 comprising: a program memory U8-2; And CPU-2.

An electronic bartack sewing machine (shown in FIG. 3A) to which an embodiment of the present invention is applied is a separate pneumatic pedal equipped with (left) and (right) pedals 41-1 and 42-1. As shown, the two-stage (left) pedal 41-1 and the one-stage (right) pedal 42-1; Presser foot (left) and presser foot (right) (21-1,22-1); Needle bar 30-1; An operation box 50-1 mounted on an upper end of the shelf 60-1; And when the user stepped on the two-stage (left) pedal (41-1) and the switching state of the (left) pedal (41-1) is the first stage, the (left) presser foot (21-1) is controlled to drive down, the user When the stepped state of the single-stage (right) pedal 42-1 is switched to the right stage pedal 42-1, the (right) presser foot 22-1 is controlled to be driven down, and as described above. As shown in FIG. 2, the two-stage (left) pedal 41-1 has a two-stage switching state when the (left) and (right) presser foots 21-1 and 22-1 are all lowered. A program memory U8-1 in which a drive program for driving components (step motor drive board, spindle motor drive board, etc.) is stored; and the above-described operation is controlled according to the drive program stored in the program memory U8-1. The control box 10-1 (shown in FIG. 3B) in which CPU-1 is mounted is comprised.

Hereinafter, among the pneumatic pedal drive device provided in the electronic bartack sewing machine applied to an embodiment according to the present invention configured as described above, in particular the pneumatic pedal is a separate type and the two-stage pedal is provided on the left side and the first-stage pedal is provided on the right side The operation of the pedal drive will be described in detail.

In the digital board of the control box 10-1, the CPU-1 performs an initialization process according to the drive program of the program memory U8-1, and then monitors whether the right pedal 42-1 is driven. At this time, when the user who wants to start the sewing operation stepped on the (right) pedal 42-1, which is the first-stage pedal, the state of the (right) pedal 42-1 is changed from neutral to the first stage, the CPU- 1 controls the (right) presser foot 22-1 to be driven down.

As described above, when the user presses the (right) pedal 42-1 and the (right) presser foot 22-1 is driven down, the user steps on the (left) pedal 41-1, which is a two-stage pedal. When the state of the (left) pedal 41-1 is switched from neutral to the first stage, the CPU-1 controls the (left) presser foot 21-1 to be driven down.

Subsequently, when the state of the (left) pedal 41-1 is switched from the first stage to the second stage, the CPU-1 controls the needle bar 30-1 to be driven up and down to start sewing.

In addition, in the electronic bartack sewing machine (shown in FIG. 3A) to which the two-stage pedal provided in the separate pedal is used as the integrated pedal, the two-stage pedal may be provided on either side (left or right). First, as shown in Figure 1c proposes a separate pneumatic pedal having a two-stage pedal on the right.

That is, the single stage (left) pedal 41-2 and the two stage (right) pedal 42-2; (Left) presser foot 21-2 and (right) presser foot 22-2; Needle bar 30-2; An operation box 50-2 (shown in FIG. 3C) mounted on the upper end of the shelf 60-2 and having a plurality of keys which are keyed in setting the integrated or detachable mode by the user; And when the user sets the detachable mode by using a key provided in the operation box 50-2, the driving of the two-stage (right) pedal 42-2 is performed to be performed according to the detachable mode, and the user controls the operation. When the unit 50 is set to the integrated mode by using the key provided in the box 50-2, the respective components (step motor drive) are controlled to control the driving of the two-stage (right) pedal 42-2 to be performed according to the integrated mode. A program memory U8-2 storing a drive program for driving a board, a main shaft motor driving board, etc .; and a CPU-2 for controlling the above-described operation according to the drive program stored in the program memory U8-2. The control box 10-2 (shown in FIG. 3B) is configured.

In other words, the CPU-2 sets the one-stage (left) pedal 41-2 when the user sets the 'separated' mode by using a plurality of keys provided in the operation box 50-2. When the switching state of the (left) pedal 41-2 is stepped, the (left) presser foot 21-2 is controlled to be driven down, and the user steps on the two-stage (right) pedal 42-2. If the switch state of the right pedal 42-2 is one-stage, the right presser foot 22-2 is driven to descend, and thus the left and right presser foot 21-2,22-2 ) Is controlled to start sewing when the switching state of the two-stage (right) pedal 42-2 is two-stage in the down state.

In addition, when the CPU-2 is set to the integrated mode by using a plurality of keys provided in the operation box 50-2, the user presses a pedal to make the two-stage (right) pedal 42-2. If the switching state of the first stage (left), (right) the presser foot (21, 22) are all controlled to drive down, and in this state the user stepped on the two-stage (right) pedal 42-2 again to switch If the state is set to two stages, control to start sewing (開始).

For reference, as shown in FIG. 3C, the operation box 50-2 includes a ready LED 51, an error LED 52, and an item indication LEDs 53. ), Item Selection Key (54), Data Indication (55), Ready Key (56), Reset Key (57), Forward Key (58), a backward key (59), a shortcut key (5A) is provided, the user can put the two-stage (right) pedal (42-2) 'integral' or 'removable' In order to set the mode, a plurality of keys provided in the operation box 50-2 may be selectively used.

In the following, the two-stage (right) pedal 42-2 provided in the separate pedal in particular of the pneumatic pedal drive device provided in the electronic bartack sewing machine applied to another embodiment according to the present invention configured as described above is integrally combined driving The operation of the device will be described in detail with reference to FIG. 5 which is a flowchart of the pneumatic pedal driving method provided in the electronic bartack sewing machine according to the present invention.

First, when the user presses the preparation key 56 and the reset key 57 of the operation box 50 at the same time to turn on the power (S401), the CPU-2 mounted on the digital board in the control box 10 is The system of the sewing machine is initialized, and the CPU-2 controls to display 'PrEn' on the display window 55 of the operation box 50, thereby allowing the user to recognize that the initialization operation is normally performed.

Subsequently, when the user selects a general sewing-related function change mode by pressing the 'A' key among the shortcut keys 5A of the operation box 50 (S402), the CPU-2 displays the display window 55. Control 'A-01' to be displayed.

Then, when the forward key 58 of the operation box 50 is pressed by the user once, the CPU-2 controls to display 'A-02' on the display window 55. When the pedal mode is set (S403) by pressing the advance key 58 repeatedly 32 times, the CPU-2 controls the display window 55 to display 'A-33'.

When the ready key 56 is pressed by the user after the pedal mode is set, the CPU-2 displays the current pedal setting state through the display window 55 (S404), and the displayed value is '0' (the current pedal setting). The state is 'integral'), and when the user changes the pedal setting state by pressing the forward key 58 of the operation box 50 to change the pedal setting state to 'separate' (YES in S405) (S406). In addition, the CPU-2 controls the display unit 55 to display the changed pedal setting state, that is, '1' corresponding to the 'separate type' (S407), and at the same time, the user has a two-stage (right) pedal 42-2. Steps to control the operation of each component (step motor drive board, spindle motor drive board, etc.) to be carried out according to the "detachable type".

Meanwhile, the value previously displayed in step S404 is '1' (the current pedal setting state is 'separate type') and the user moves the operation box 50 to change the pedal setting state to 'one' type (YES in S405). When the pedal setting state is changed by pressing the key 58 (S406), the CPU-2 controls the display window 55 to display '0' corresponding to the changed pedal setting state, that is, 'integral type' (S407). In the subsequent operation, the above components (step motor drive board, spindle motor drive board, etc.) are controlled to be driven in accordance with the 'integral type'.

Until now, the two-stage pedals have been described with the separate pedals 41-2 and 42-2 provided on the right side, but the two-stage pedals provided on the left side, the detachable pedals 41 mentioned in the embodiment of the present invention. In the case of -1, 42-1), the two-stage pneumatic pedal can be applied in a single or separate type.

The present invention is not limited to the embodiments described above, and various modifications and changes can be made by those skilled in the art, which are included in the spirit and scope of the present invention as defined in the appended claims.

As described above, in the present invention, when the pneumatic pedal of the electronic bartack sewing machine is a separate type provided at the left and right sides, the left pedal is provided with a pneumatic pedal having a two-stage type and the right pedal is a one-stage type, so that the user can easily operate the pedal. Simple operation can be performed conveniently and stably, thereby increasing the efficiency of the work.

In addition, the present invention has the effect of considering the efficiency of the operation by eliminating unnecessary work operation by allowing the two-stage pneumatic pedal to be combined or separated by a simple mode setting by the user.

Claims (11)

In the driving device of the electronic bartack sewing machine equipped with two pedals, left and right, and a separate pneumatic pedal, A two-stage left pedal in which the user switches to neutral or one-stage or two-stage by the user; A one-stage right pedal whose state is switched to neutral or one-stage by the user; And Pneumatic pedal drive device provided with an electronic bartack sewing machine comprising a control means for controlling the sewing machine driving corresponding to the switching state of the two-stage left pedal and the first-stage right pedal. The method of claim 1, wherein the control means, The pneumatic pedal drive device provided with the electronic bartack sewing machine, characterized in that if the switching state of the first-stage right pedal is the first stage, the right presser foot is driven to descend. The method according to claim 1 or 2, wherein the control means, If the switch state of the two-stage left pedal is one-stage, the left presser foot is controlled to be driven down, and if the switch state of the two-stage left pedal is two-stage while both the left and right presser feet are lowered, sewing starts. Pneumatic pedal drive provided with an electronic bartack sewing machine, characterized in that to control to. In the driving device of the electronic bartack sewing machine equipped with a two-stage pneumatic pedal that is switched to the neutral or the first or second stage by the user, Mode setting means for setting, by a user, the two-stage pneumatic pedal to an integrated mode or a separate mode; And If the switching state of the two-stage pneumatic pedal by the user is neutral or one-stage or two-stage, the electronic bartack sewing machine comprising a control means for controlling the sewing machine driving corresponding to the switching state according to the set mode Pneumatic pedal drive. The method of claim 4, wherein the control means, If the switching mode of the two-stage pneumatic pedal is the first stage in the state in which the integrated mode is set, the left and right presser foot are controlled to be driven down, and if the switching state of the two-stage pneumatic left pedal is the second stage, sewing starts (開始Pneumatic pedal drive provided with an electronic bartack sewing machine characterized in that the control to be. The method of claim 4 or 5, wherein the control means, When the switching mode of the two-stage pneumatic pedal is the first stage in the state in which the separate mode is set, the presser foot provided on the same side as the two-stage pneumatic pedal is controlled to be driven down, and the left and right presser feet are both lowered. If the switching state of the two-stage pneumatic pedal is a two-stage, the pneumatic pedal drive device provided in the electronic bartack sewing machine characterized in that the sewing is controlled to start. The pneumatic pedal drive provided in the electronic bartack sewing machine according to claim 6, wherein the presser foot provided on the left side is driven down when the two-stage pneumatic pedal is provided on the left side and the switching state of the two-stage pneumatic pedal is one stage. Device. The pneumatic pedal drive of the electronic bartack sewing machine according to claim 6, wherein the presser foot provided on the right side is driven down when the two-stage pneumatic pedal is provided on the right side and the switching state of the two-stage pneumatic pedal is one stage. Device. In the driving method of the electronic bartack sewing machine equipped with a two-stage pneumatic pedal that is switched to the neutral or the first or second stage by the user, A mode setting step of setting, by the user, the two-stage pneumatic pedal to an integrated mode or a separate mode; And According to the set mode, the pneumatic pedal drive method provided in the electronic bartack sewing machine comprising a control step of controlling the sewing machine driving corresponding to the switching state of the two-stage pneumatic pedal. The method of claim 9, wherein the controlling step, If the switching mode of the two-stage pneumatic pedal is the first stage in the state in which the integrated mode is set, the left and right presser foot are controlled to be driven down, and if the switching state of the two-stage pneumatic left pedal is the second stage, sewing starts (開始Pneumatic pedal drive method provided by the electronic bartack sewing machine characterized in that the control to be. The presser foot according to claim 9 or 10, wherein the control step includes the presser foot provided on the same side as the two-stage pneumatic pedal when the switching state of the two-stage pneumatic pedal is one stage in the state where the separable mode is set. The control method so that the left and right presser foot is lowered in the state in which the two-stage pneumatic pedal switching state of the two-stage, if the sewing start (開始), the pneumatic pedal drive method provided in the electronic bartack sewing machine.