KR101864180B1 - System And Method For Synchronizing Of Press Machine - Google Patents

System And Method For Synchronizing Of Press Machine Download PDF

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Publication number
KR101864180B1
KR101864180B1 KR1020160163295A KR20160163295A KR101864180B1 KR 101864180 B1 KR101864180 B1 KR 101864180B1 KR 1020160163295 A KR1020160163295 A KR 1020160163295A KR 20160163295 A KR20160163295 A KR 20160163295A KR 101864180 B1 KR101864180 B1 KR 101864180B1
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South Korea
Prior art keywords
press apparatus
encoder
press
pulse
inverter
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KR1020160163295A
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Korean (ko)
Inventor
김영희
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(주)화일플러스
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Publication of KR101864180B1 publication Critical patent/KR101864180B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/14—Control arrangements for mechanically-driven presses
    • B30B15/146—Control arrangements for mechanically-driven presses for synchronising a line of presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/14—Control arrangements for mechanically-driven presses
    • B30B15/148—Electrical control arrangements

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)

Abstract

The present invention relates to a synchronization system and a method for a press machine. The system comprises a master press machine including a body having a motor, a wheel rotated by a belt or chain connected with the motor, a knuckle engaged with a rotary shaft of the wheel, a slide vertically reciprocated by the knuckle, and a clutch provided on one side of the wheel; an inverter connected to the motor; an encoder provided on one side of the rotary shaft; and a synchronization controller electrically connected to the inverter and the encoder, and at least one slave press machine including the same configuration as that of the master press machine. The synchronization controllers of the master and slave press machines are connected to each other by wired or wireless, or are constructed in single piece. In the process of continuously carrying out press job by the plurality of press machines, a slide cycle of the respective press machines is synchronized to shorten a standby time between press jobs and thus improve its productivity.

Description

Technical Field [0001] The present invention relates to a synchronization system and method for a press apparatus,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a synchronization system and method of a press apparatus, and more particularly, to a synchronization system and method of a press apparatus that improves productivity by making the press cycle period and speed of each press apparatus equal in a process line composed of a plurality of press apparatuses And methods.

Generally, a press apparatus is a device for performing plastic working such as bending, throttling, and shearing of a material by using a mold, and is composed of a table on which a material is placed, a slide reciprocating linearly, and a motor for driving the slide.

Particularly, a plurality of press apparatuses arranged in a process in which a plurality of sintering processes are successively performed on one material are provided in the respective press cycles. That is, since the cycle of the reciprocating slide is different in order to perform the plastic working of the material, after the process is completed in one press apparatus, the material is transferred to the next press apparatus and the material must be supplied in accordance with the cycle of the press apparatus in order to perform the process. There is a problem in that a waiting time is required between the processes and thus the productivity is lowered.

In order to solve such a problem, Korean Patent Registration No. 10-1658899 discloses, as shown in FIG. 1, a press for pressing a material and a feeder for feeding the material to the press at a pitch in accordance with the operation of the press. And a tension unit for applying a back tension to the material in a direction opposite to the conveying direction of the feeder at the immediately preceding end of the press. In this case, the material is fed in accordance with the cycle of one press apparatus It is impossible to solve the above-mentioned problem in a process in which a plurality of press apparatuses are provided so as to perform continuous press work.

Korean Registered Patent No. 10-1658899 (2016.09.13)

In order to solve the above-mentioned problems, the present invention provides a press apparatus for synchronizing a press cycle of each press apparatus in a process line composed of a plurality of press apparatuses to minimize a waiting time occurring during a process through a continuous press apparatus Synchronization system and method.

There is a configuration in which a press device body composed of a wheel rotated by a motor, a belt, gear, or the like, a slide reciprocating vertically through the rotation of the wheel, and a clutch provided on one side of the wheel, A reference press device composed of an inverter connected to the motor, an encoder provided at one side of the rotary shaft, and a synchronous controller connected to the inverter and the encoder to exchange signals, Wherein the reference press device and the synchronous controller of the slave press device are connected to each other by wire or wireless, or are integrated with each other.

According to another aspect of the present invention, there is provided a method of controlling a press apparatus, comprising: a first step of setting a SPM of a reference press apparatus using a synchronization system of the press apparatus configured as described above; A second step of generating drive pulses in the inverter of the press apparatus and transmitting the generated drive pulses to the synchronous controller; and a second step of driving the reference press apparatus by the drive pulses and generating angular pulses in the encoders of the reference press apparatus, And the SPM of the dependent pressing apparatus is set through a synchronous controller. When the SPM set in the fourth step is equal to or greater than 0, a drive pulse is generated in the inverter of the dependent press apparatus, And a second step of receiving the reference press apparatus received in the second step, And the drive pulse of the inverter of the subsidiary press apparatus synchronized in the sixth step is synchronized with the drive pulse of the inverter of the subsidiary press apparatus synchronized in the sixth step, A seventh step of driving the slave press device, generating an angle pulse at the encoder of the slave press device, and transmitting the generated angle pulse to the synchronization controller, and transmitting the angle pulse of the reference press device encoder transmitted to the synchronization controller in the third and seventh steps And an eighth step of comparing and synchronizing the angular pulses of the relative press machine encoder with each other.

According to another aspect of the present invention, in the eighth step, when the angle pulse of the reference press apparatus encoder is larger than the angle pulse of the dependent press apparatus encoder, the synchronous controller increases the inverter drive pulse of the slave press apparatus, If the angular pulse of the encoder is less than the angle of the dependent press machine encoder, the synchronization controller lowers the inverter drive pulse of the dependent press machine, and if the angular pulse of the reference press machine encoder is equal to the angle pulse of the dependent press machine encoder, And the drive pulse of the inverter of the dependent press apparatus is maintained.

As described above, according to the present invention, a synchronization system and method of a press apparatus includes a plurality of press apparatuses to synchronize slide cycles of respective press apparatuses in a process in which a continuous press operation is performed, thereby reducing standby time between press processes, There is an effect of improvement.

1 is a block diagram of a conventional press apparatus;
2 is a block diagram of a configuration of a synchronization system of a press apparatus according to the present invention.
3 is a flowchart of a method of synchronizing a press apparatus according to the present invention.
4 is a configuration diagram of an eighth step of a synchronization method of a press apparatus according to the present invention;

FIG. 2 is a block diagram of a synchronization system of a press apparatus according to the present invention. Referring to FIG. 2, the configuration of a synchronization system of a press apparatus according to the present invention is as follows.

A synchronizing system of a pressing apparatus comprising a wheel (12) connected to a motor (11) by a belt or a gear to rotate and a slide (14) reciprocating vertically through a rotary motion of the rotary shaft (13) And a clutch 15 provided on one side of the wheel 12 and an inverter 20 connected to the motor 11 and a rotary shaft 13 connected to the rotary shaft 13, An encoder (30) provided on the side of the motor; And a synchronous controller 40 connected to the inverter 20 and the encoder 30 to exchange signals with each other and at least one of the reference press apparatus 100 having the same configuration as the reference press apparatus 100 Wherein the reference press apparatus 100 and the synchronous controller 40 of the subsidiary press apparatus 200 are connected to each other by wire or wireless connection or are integrated with each other. Device synchronization system.

Various known techniques such as a knuckle press structure and a crank press structure applied to a general press device can be applied to the slide 14 which reciprocates vertically through the rotation of the rotary shaft 13.

At this time, the motor 11 and the inverter 20 of the reference press 100 and the dependent press 200 may be composed of a vector motor and a vector inverter, respectively. The reference press 100 and the dependent press 200 ) May be constituted by an incremental encoder.

The synchronization controller 40 may be provided in the reference press apparatus 100 and the dependent press apparatus 200, respectively, and may further include a main synchronization controller for integrally controlling the synchronization controller.

FIGS. 3 and 4 are flowcharts of a synchronization method of a press apparatus according to the present invention, respectively, and are a configuration diagram of an eighth step of a synchronization method of a press apparatus, and a synchronization method of the press apparatus according to the present invention is as follows.

A slide 14 rotatably connected to the motor 11 by a belt or a gear and reciprocating vertically through the rotation of the rotary shaft 13 of the wheel 12; And an encoder 30 installed at one side of the rotary shaft 13. The rotary shaft 13 is connected to the rotary shaft 13 and the rotary shaft 13, ; And a synchronous controller 40 connected to the inverter 20 and the encoder 30 to exchange signals with each other and at least one of the reference press apparatus 100 having the same configuration as the reference press apparatus 100 Wherein the reference press apparatus 100 and the synchronous controller 40 of the subsidiary press apparatus 200 are connected to each other by wire or wireless connection or are integrated with each other. A method of synchronizing a press apparatus using a synchronization system of a device,

(Stoke Per Minute) of the reference press apparatus 100 through a synchronous controller 40; and a first step (S10) of setting a SPM (Stoke Per Minute) A second step S20 of generating drive pulses in the inverter 20 of the reference press apparatus 100 and transmitting the generated drive pulses to the synchronous controller 40 and driving the reference press apparatus 100 by the drive pulses A third step S30 of generating an angle pulse at the encoder 30 of the reference press apparatus 100 and transmitting the generated angle pulse to the synchronous controller 40 and the Stoke Per Minute (SPM) The controller 20 of the slave press device 200 determines whether the SPM is greater than or equal to 0 and if the SPM is greater than or equal to 0, A fifth step S50 of generating a driving pulse at the second stage and transmitting the driving pulse to the synchronous controller 40, The drive pulse of the inverter 20 of the reference press apparatus 100 received in step S20 and the drive pulse of the inverter 20 of the slave press apparatus 200 received in the fifth step S50 are transmitted to the synchronization controller The slave press device 200 is driven by the drive pulse of the inverter 20 of the slave press device 200 synchronized in the sixth step S60 and the sixth step S60 of synchronizing A seventh step S70 of generating an angle pulse at the encoder 30 of the dependent press apparatus 200 and transmitting the generated angular pulse to the synchronous controller 40; and the third step S30 and the seventh step S70, (S80) of comparing and synchronizing the angle pulse of the reference press apparatus 100 encoder 30 and the angle pulse of the slave press apparatus 200 encoder 30 transmitted to the synchronization controller 40 And a pressing device that presses the press device.

When the synchronization method of the press apparatus is applied to the synchronization system of the press apparatus composed of one reference press apparatus 100 and seven subsidiary press apparatuses 200 having the above-described configuration, the eight press apparatuses 100, 200) are performed in the same manner, and the productivity is improved by 30 ~ 40% compared with the case where the slide 15 is not applied.

In the eighth step S80, the angular pulse of the encoder 30 of the reference press apparatus 100 is compared with the angular pulse of the encoder 30 of the dependent press apparatus 200, In the range of +/- 15 degrees of the angle of the encoder 30 of the reference press apparatus 100. [

If the angle pulse of the encoder 30 of the reference press apparatus 100 is larger than the angle pulse of the encoder 30 of the slave press apparatus 200 in the eighth step S80, The drive pulse of the inverter 20 of the press apparatus 200 is increased and when the angle pulse of the reference press apparatus 100 encoder 30 is smaller than the angle of the slave press apparatus 200 encoder, If the angle pulse of the reference press apparatus 100 encoder 30 is equal to the angle pulse of the slave press apparatus 200 encoder 30, the synchronous controller 40 will lower the drive pulse of the inverter 20 of the apparatus 200, And the drive pulse of the inverter (20) of the slave press apparatus (200) is maintained by the control unit (20).

While the invention has been shown and described with respect to specific embodiments and applications thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. Anyone who has it will know it easily.

10. Press device body 11. Motor
12. Wheel 13. Rotor
14. Slide 15. Clutch
20. Inverter 30. Encoder
40. Synchronization controller 100. Reference press device
200. Dependent press device
S10. First step S20. Step 2
S30. Third step S40. Step 4
S50. Step 5 S60. Step 6
S70. Seventh Step S80. Step 8

Claims (6)

delete delete delete A slide 14 rotatably connected to the motor 11 by a belt or a gear and reciprocating vertically through the rotation of the rotary shaft 13 of the wheel 12; And an encoder 30 installed at one side of the rotary shaft 13. The rotary shaft 13 is connected to the rotary shaft 13 and the rotary shaft 13, ; And a synchronous controller 40 connected to the inverter 20 and the encoder 30 to exchange signals with each other and at least one of the reference press apparatus 100 having the same configuration as the reference press apparatus 100 Wherein the reference press apparatus 100 and the synchronous controller 40 of the subsidiary press apparatus 200 are connected to each other by wire or wireless connection or are integrated with each other. A method of synchronizing a press apparatus using a synchronization system of a device,
A first step S10 of setting the SPM (Stoke Per Minute) of the reference press apparatus 100 through the synchronization controller 40;
When the SPM (Stoke Per Minute) set in the first step S10 is equal to or larger than 0, a drive pulse is generated in the inverter 20 of the reference press apparatus 100, and the drive pulse is transmitted to the synchronous controller 40 Step S20:
A third step (S30) in which the reference press apparatus 100 is driven by the driving pulses and an angle pulse is generated in the encoder 30 of the reference press apparatus 100 and is transmitted to the synchronous controller 40;
A fourth step S10 of setting the SPM (Stoke Per Minute) of the slave press device 200 through the synchronization controller 40;
If the SPM (Stoke Per Minute) set in the fourth step S40 is equal to or greater than 0, a drive pulse is generated in the inverter 20 of the slave press device 200 and is transmitted to the synchronization controller 40 Step S50;
The drive pulse of the inverter 20 of the reference press apparatus 100 received in the second step S20 and the drive pulse of the inverter 20 of the dependent press apparatus 200 received in the fifth step S50 A sixth step (S60) in which the pulse is synchronized by the synchronization controller 40; and
The dependent press apparatus 200 is driven by the drive pulse of the inverter 20 of the synchronized depressing apparatus 200 in the sixth step S60 and the angular pulse A seventh step S70 of transmitting the generated information to the synchronization controller 40,
The angular pulses of the encoder 30 and the angle of the relative press apparatus 200 encoder 30 transmitted to the synchronous controller 40 in the third and the seventh steps S30 and S70, And an eighth step (S80) of comparing and synchronizing the pulses. 5. The method of claim 4,
In the eighth step S80, the angular pulses of the encoder 30 and the angular pulses of the relative press apparatus 200 are compared with each other, And synchronizing the angles within a range of +/- 15 degrees of angle of the reference press machine (100) encoder (30). 6. The method according to any one of claims 4 to 5,
If the angle pulse of the encoder 30 of the reference press apparatus 100 is larger than the angle pulse of the encoder 30 of the dependent press apparatus 200 in the eighth step S80, The driving pulse of the inverter 20 of the inverter 200 is increased,
If the angular pulse of the reference press apparatus 100 encoder 30 is smaller than the encoder angle of the slave press apparatus 200, the synchronization controller 40 lowers the drive pulse of the inverter 20 of the slave press apparatus 200,
If the angular pulse of the reference press apparatus 100 encoder 30 is equal to the angle pulse of the slave press apparatus 200 encoder 30, And the drive pulse is maintained.
KR1020160163295A 2016-12-02 2016-12-02 System And Method For Synchronizing Of Press Machine KR101864180B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102126817B1 (en) * 2019-04-08 2020-06-25 (주)화일플러스 System And Method For Synchronizing Of Press Machine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000015494A (en) * 1998-07-03 2000-01-18 Aida Eng Ltd Synchronous control method of a plurality of presses
KR20120139098A (en) * 2011-06-16 2012-12-27 주식회사 심팩 A press line continuous running system
KR101658899B1 (en) 2010-05-03 2016-09-23 엘지전자 주식회사 Press Apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000015494A (en) * 1998-07-03 2000-01-18 Aida Eng Ltd Synchronous control method of a plurality of presses
KR101658899B1 (en) 2010-05-03 2016-09-23 엘지전자 주식회사 Press Apparatus
KR20120139098A (en) * 2011-06-16 2012-12-27 주식회사 심팩 A press line continuous running system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102126817B1 (en) * 2019-04-08 2020-06-25 (주)화일플러스 System And Method For Synchronizing Of Press Machine

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