CN112442799A - Electric control system of full-automatic double-needle rotary machine head sewing machine - Google Patents

Abstract

The invention discloses a full-automatic double-needle rotary machine head sewing machine electric control system, comprising: the system comprises an electric cabinet, peripheral equipment, a machine head adapter plate and an industrial control all-in-one machine; the electric cabinet includes: the device comprises a power supply, a low-voltage element, a master control circuit board and a servo motor driver; the peripheral equipment comprises a 7-axis motor, a valve island, a button, a motor position sensor, a broken line detection sensor and a template in-place detection sensor; the 7-shaft motor is respectively as follows: a needle spindle control motor, a rotating shuttle spindle control motor, an upper machine head rotating motor, a lower machine head rotating motor, a machine head lifting motor, a working table plate X-direction moving motor and a Y-direction moving motor; a 24V switching power supply is selected to supply power to peripheral IO equipment such as a circuit board, a sensor and the like; through the design of the invention, the double-needle action improves the production efficiency, the upper machine head and the lower machine head are respectively and independently driven, the angle and the direction can be randomly converted, the machine head is ensured to sew along the direction of a stitch, and simultaneously, materials are driven by the X-direction guide rail and the Y-direction guide rail to realize the sewing of any pattern.

Description

Electric control system of full-automatic double-needle rotary machine head sewing machine

Technical Field

The invention relates to the technical field of sewing equipment, in particular to an electric control system of a full-automatic double-needle rotary machine head sewing machine.

Background

Present template sewing machines generally comprise: the sewing direction of the machine head and the bottom line mechanism is fixed, and the stitch is not attractive when the moving direction of the template is opposite to the sewing direction.

The existing sewing machine with rotatable head and bobbin thread mechanisms generally comprises an upper head and a lower head which are respectively and independently driven, wherein the upper head comprises: the machine head lifting assembly, the machine head rotating assembly and the machine head assembly, wherein the upper machine head can be lifted and can synchronously and adaptively rotate with the lower machine head.

The lower head includes: the bottom shuttle system is arranged at the upper part of the bottom thread rotating assembly; the bottom line rotating assembly drives the bottom shuttle system to rotate 360 degrees in any direction, and the structure is complex due to the narrow interior of the machine head, so that higher requirements are provided for processing and assembling, and troubleshooting and maintenance are difficult.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides the electric control device of the full-automatic double-needle rotary machine head sewing machine, the electric control system can ensure that the machine head performs sewing along the direction of a stitch, the perfection of the stitch is ensured, the sewing efficiency is improved, meanwhile, materials are driven by the X-direction guide rail and the Y-direction guide rail to realize sewing of any pattern, the stitch can be conveniently changed to realize the corresponding action of the machine, and the operation technical difficulty is reduced; the sewing speed is adjustable within an allowable range, the stitch length can be automatically adjusted according to requirements, the sewing efficiency can be greatly improved due to the double-needle design, the cost is saved compared with the double-head design, the occupied area is small, and meanwhile, certain convenience is brought to the assembly of a machine head and the elimination and maintenance of faults.

The purpose of the invention is realized by the following technical scheme:

full-automatic double needle rotary machine head sewing machine electric control system includes: electric cabinet, peripheral equipment, aircraft nose keysets, industry accuse all-in-one.

An electric cabinet comprising: power, low voltage component, master control circuit board, servo motor driver.

A 220V alternating current power supply is adopted to provide a main power supply, and an alternating current contactor and a safety relay are subjected to double protection control electrification; A24V switching power supply is selected to supply power for peripheral IO equipment such as a circuit board, a sensor and the like.

The electric cabinet and the peripheral equipment are connected by adopting 4 heavy-load connectors, so that the assembly is convenient.

A peripheral device, comprising: 7-axis motor, valve island, button, motor position sensor, broken line detection and template in-place detection sensor.

The motor control interface of the main control circuit board can drive the motor to operate by being connected with the motor driver, and the full-automatic double-needle rotary machine head sewing machine electric control device adopts the Schneider servo driver to drive the servo motor to operate, has high precision and low error, has fault display and is convenient to examine and repair.

The main control circuit board adopts a single chip microcomputer as a circuit board of the CPU, is provided with an input/output interface and a motor control interface, makes sufficient reservation and is convenient for increasing functions; the input and output interface of the main control circuit board can be directly connected with IO equipment, receives sensor signals and button signals, comprehensively analyzes the signals through software program control, and then outputs electromagnetic valve signals, motor control signals, system state signals and the like, thereby completing data input and output processing, analysis and coordination control.

The size of the head adapter plate is 4X 11.5CM, the head adapter plate can be placed on a head fixing support, the head adapter plate is connected with head input and output signals needing to rotate, cable assembly can be completed only by two bus cables in the head, each signal is displayed by an indicator light, the input and output signals can be directly connected in a connector assembly mode, if any signal fails, the signal can be directly displayed, the inspection is convenient, and the wiring mode of the connector assembly is convenient to assemble and maintain; the two high-power output circuits are provided at the same time, an independent power supply or a relay is not needed for controlling power amplification, and the problems that the machine head is narrow and small, the operation of processing, assembling cables and the like is relatively difficult, and the trouble removal and maintenance are difficult can be solved.

An industrial control all-in-one machine is used as a human-computer exchange interface, the working mode in the industrial control all-in-one machine can be selected, a pattern plate is selected, a main control circuit board is driven through analysis and intelligent processing of the pattern plate, the main control circuit board drives a servo motor through a control motor driver, a sensor on a motion trail of the servo motor is used for converting an electric signal to a position of an induction motor and transmitting the electric signal to the main control circuit board to control the stop and start of motor action, the main control circuit board drives a cylinder through a control valve island and is matched with a mechanical structure, sewing is carried out when the machine head is rotated, and the perfectness and.

The 7-shaft motor is respectively as follows: a needle spindle control motor, a rotating shuttle spindle control motor, an upper machine head rotating motor, a lower machine head rotating motor, a machine head lifting motor, a working table plate X-direction moving motor and a working table plate Y-direction moving motor.

The invention has the advantages and beneficial effects that:

1. the double-needle action improves production efficiency, and the last aircraft nose and the aircraft nose down mutually support, independent drive respectively, and the rotational speed is high, but conversion angle and direction wantonly guarantee that the aircraft nose uses and sews along the direction of stitch seam, guarantee the perfectness of stitch seam, realize the sewing of arbitrary style through X to and Y to guide rail drive material simultaneously.

2. The synchronous effect is accurately achieved through software program control, and the integrated degree of the machine head is high, the size is small, the work is stable, and the precision is high.

3. The requirement on assembly personnel is reduced, the failure rate is low, the safety performance is high, and the occurrence of accidents is reduced.

4. According to the characteristic that the space in the machine head is small, the wiring mode of bus wiring and machine head adapter plate connectors is adopted, assembly is convenient, the error occurrence in assembly is reduced, and troubleshooting and maintenance are facilitated.

Drawings

FIG. 1 is a simplified schematic diagram of the interior of an electric cabinet;

FIG. 2 is a schematic diagram of a portion of a master control circuit board;

FIG. 3 is a circuit diagram of a portion of a head adapter plate;

FIG. 4 is a perspective view of the full automatic double needle rotary head sewing machine;

FIG. 5 is a right side view of the full automatic double needle rotary head sewing machine.

1. The electric cabinet 2, the industrial control integrated machine 3, the upper machine head component 4, the working table plate 5, the lower machine head component 6, the machine head adapter plate 7, the servo motor driver 8, the power supply and low voltage component 9, the main control circuit board 10, the needle component 11, the machine head installation plate 12, the machine head rotating shaft 13, the machine head conductive slip ring 14, the machine head slip ring frame 15 and the machine head rotating motor.

Detailed Description

For a further understanding of the contents, features and effects of the present invention, reference will now be made to the following examples, which are to be considered in conjunction with the accompanying drawings. It should be noted that the present embodiment is illustrative, not restrictive, and the scope of the invention should not be limited thereby.

Full-automatic double needle rotary machine head sewing machine electric control system includes: the device comprises an electric cabinet (1), peripheral equipment, a machine head adapter plate (6) and an industrial control all-in-one machine (2).

The main control circuit board (9) in the electric cabinet (1) is used for realizing the overall control of the machine, and the circuit consisting of a power supply and a low-voltage element (8) realizes the power supply control of the whole machine, wherein the low-voltage element comprises a contactor and a relay.

When the device is used, the industrial control integrated machine (2) can select pattern and required operation, information is transmitted to the main control circuit board (9), software programs in the main control circuit board (9) are processed and analyzed to control the start and stop of a driving motor of the servo motor driver (7), the valve island is controlled to drive the air cylinder, and the device is matched with machinery to complete the actions of pressing, loosening and framing.

The X-direction moving motor and the Y-direction moving motor drive the working table plate (4) to move, in order to ensure the perfectness and the high efficiency of sewing, the upper machine head component (3) and the lower machine head component (5) can be controlled to rotate simultaneously and randomly, the upper machine head component (3) can be controlled to lift by the lifting motor, the upper machine head component (3) comprises a machine head rotating component and a needle assembly (10), the lower machine head component (5) comprises a machine head rotating component and a rotating shuttle component, the upper machine head rotating component and the lower machine head rotating component are the same, the machine head rotating component comprises a machine head conductive sliding ring (13), a machine head sliding ring frame (14), a machine head mounting plate (11), a machine head rotating motor (15) and a machine head rotating shaft (12), the interior of the machine head component is narrow, the operation of assembling cables and the like is relatively difficult to operate, higher requirements are, the handpiece adapter plate (6) is connected with input and output signals in the rotary handpiece component, the interior of the handpiece can be assembled by only two bus cables, and the rotary component is directly connected with IO equipment in the needle assembly (10) and the rotating shuttle component in a connector assembly mode.

The working table plate (4), the upper machine head assembly (3) and the lower machine head assembly (4) are controlled to be matched with each other through a software program in the main control circuit board (9) to run efficiently.

Claims (5)

1. The utility model provides a full-automatic rotatory aircraft nose sewing machine electrical system of duplex, includes: the system comprises an electric cabinet, peripheral equipment, a machine head adapter plate and an industrial control all-in-one machine; an electric cabinet comprising: the device comprises a power supply, a low-voltage element, a master control circuit board and a servo motor driver; a peripheral device, comprising: 7-axis motor, valve island, button, motor position sensor, broken line detection sensor and template in-place detection sensor; the 7-shaft motor is respectively as follows: a needle spindle control motor, a rotating shuttle spindle control motor, an upper machine head rotating motor, a lower machine head rotating motor, a machine head lifting motor, a working table plate X-direction moving motor and a Y-direction moving motor; the method is characterized in that: a 24V switching power supply is selected to supply power to peripheral IO equipment such as a circuit board, a sensor and the like; the handpiece adapter plate has the size of 4 CM by 11.5CM and can be placed on the handpiece fixing support.

2. The automatic double-needle rotary machine head sewing electric control system according to claim 1, characterized in that: through the industrial control all-in-one machine, the operation of pattern type, needs can be selected, the information transfer is for the main control circuit board, and the software program in the main control circuit board is through handling, analysis, the start-stop of control servo motor driver driving motor, and the control valve island drives the cylinder, and the presser foot is accomplished in cooperation with machinery, elasticity line, the action of opening the frame.

3. The automatic double-needle rotary machine head sewing electric control system according to claim 1, characterized in that: the main control circuit board adopts a singlechip as a circuit board of the CPU.

4. The automatic double-needle rotary machine head sewing electric control system according to claim 1, characterized in that: the electric cabinet adopts a 220V alternating current power supply to provide a main power supply, and the double protection control of the alternating current contactor and the safety relay is used for controlling the electrification.

5. The automatic double-needle rotary machine head sewing electric control system according to claim 1, characterized in that: the double-needle action improves production efficiency, and the upper machine head and the lower machine head are mutually matched, are respectively and independently driven, have high rotating speed, can randomly convert angles and directions, ensure that the machine heads sew along the direction of stitches, and simultaneously drive materials to realize the sewing of any patterns by an X-direction guide rail and a Y-direction guide rail.

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