JP2545239B2 - Control device in goods sorting device - Google Patents
Control device in goods sorting deviceInfo
- Publication number
- JP2545239B2 JP2545239B2 JP62235919A JP23591987A JP2545239B2 JP 2545239 B2 JP2545239 B2 JP 2545239B2 JP 62235919 A JP62235919 A JP 62235919A JP 23591987 A JP23591987 A JP 23591987A JP 2545239 B2 JP2545239 B2 JP 2545239B2
- Authority
- JP
- Japan
- Prior art keywords
- sorting
- detection
- control device
- signal
- control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 26
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Non-Mechanical Conveyors (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、リニアモータ駆動方式の物品仕分装置にお
ける制御装置に関するものである。TECHNICAL FIELD The present invention relates to a control device in a linear motor drive type article sorting apparatus.
〔従来の技術〕 物品仕分装置においては、仕分台車に積載した物品を
所定の仕分先である仕分シュート等に仕分けるために、
仕分台車が所定の仕分シュートに達したことを判断する
必要があった。[Prior Art] In an article sorting apparatus, in order to sort articles loaded on a sorting truck into a sorting chute or the like that is a predetermined sorting destination,
It was necessary to judge that the sorting truck reached a predetermined sorting chute.
このため、仕分台車がどの位置にあるのかを知るため
の仕分台車の移動に対応した同期信号を発生させる手段
が必要であった。For this reason, a means for generating a synchronization signal corresponding to the movement of the sorting truck is necessary to know the position of the sorting truck.
従来の物品仕分装置においては、仕分台車の駆動機構
の回転軸の回転数の検知手段を設け、駆動機構の回転軸
の回転角度を検出して同期信号を発生させている。In the conventional article sorting apparatus, a means for detecting the number of rotations of the rotation shaft of the drive mechanism of the sorting truck is provided, and the rotation angle of the rotation shaft of the drive mechanism is detected to generate a synchronization signal.
仕分台車に対する駆動方式がリニアモータ駆動方式と
なると、従来のように回転軸の回転を検出して同期信号
を発生させることは不可能となるため、従来の同期信号
発生装置を使用できないという問題があった。If the drive system for the sorting truck becomes the linear motor drive system, it becomes impossible to detect the rotation of the rotary shaft to generate the synchronization signal as in the conventional case, and therefore the conventional synchronization signal generator cannot be used. there were.
上記問題点を解決するため、本発明の物品仕分装置に
おける制御装置は、仕分台車に配設したリアクションプ
レートの隙間を検出する検出部と、該検出部の検出信号
に基づき仕分台車の移動状態を検出する仕分台車移動状
態検出手段及びこの仕分台車移動状態検出手段により決
定したパルス周期に基づき仕分制御装置を制御する同期
信号を発する制御信号発生手段を有する同期検出制御部
とを備えたことを特徴とする。In order to solve the above problems, the control device in the article sorting apparatus of the present invention, the detection unit that detects the gap of the reaction plate disposed in the sorting truck, the movement state of the sorting truck based on the detection signal of the detection unit. And a synchronization detection control section having a control signal generating means for issuing a synchronization signal for controlling the sorting control device based on the pulse cycle determined by the sorting carriage movement state detecting means. And
仕分台車に配設したリアクションプレートの隙間を検
出する検出部の発する検出信号を、同期検出制御部の仕
分台車移動状態検出手段に入力し、CPUによる演算に基
づきパルス周期を決定し、制御信号発生手段から同期信
号を仕分制御装置に出力する。The detection signal generated by the detection unit that detects the gap between the reaction plates installed on the sorting truck is input to the sorting truck moving state detection means of the synchronous detection control unit, the pulse period is determined based on the calculation by the CPU, and the control signal is generated. The means outputs a synchronization signal to the sorting control device.
以下、図面を参照して本発明の物品仕分装置における
制御装置の実施例を説明する。An embodiment of a control device in an article sorting apparatus of the present invention will be described below with reference to the drawings.
第３図において、光電スイッチ等からなる検出部１
は、リニアモータ駆動方式の物品仕分装置の仕分台車に
配設したリアクションプレート２の進行方向（イ）と直
交方向に配置され、その取付ピッチｌを、例えば、リア
クションプレート２の取付ピッチＬの半分とする（ｌ＝
Ｌ×1/2）１対の第１光電スイッチ３及び第２光電スイ
ッチ３′より構成する。両光電スイッチ3,3′は、発光
部3a,3a′と受光部3b,3b′との間をリアクションプレー
ト２が通過することにより、リアクションプレート２の
移動に対応して第４図（ａ）（ｂ）に示すようなパルス
波形の検出信号を発生させるべく構成する。In FIG. 3, a detection unit 1 including a photoelectric switch and the like.
Is arranged in a direction orthogonal to the advancing direction (a) of the reaction plate 2 arranged in the sorting carriage of the linear motor drive type article sorting apparatus, and its mounting pitch 1 is, for example, half of the mounting pitch L of the reaction plate 2. (L =
L × 1/2) A pair of a first photoelectric switch 3 and a second photoelectric switch 3 '. The two photoelectric switches 3 and 3'correspond to the movement of the reaction plate 2 by the reaction plate 2 passing between the light emitting portions 3a and 3a 'and the light receiving portions 3b and 3b', so that the reaction plates 2 and 3b are moved as shown in FIG. It is configured to generate a detection signal having a pulse waveform as shown in (b).
同期検出制御部４は、仕分台車移動状態検出手段６及
び制御信号発生手段７として機能するCPU5と、デジタル
入力８、ROM9、RAM10、通信インターフェース11、デジ
タル出力12、アナログ出力13等を含み、CPU5は、第５図
に示す如く機能して、仕分台車移動状態検出手段６及び
制御信号発生手段７として動作する。The synchronization detection control unit 4 includes a CPU 5 functioning as a sorting trolley moving state detecting means 6 and a control signal generating means 7, a digital input 8, a ROM 9, a RAM 10, a communication interface 11, a digital output 12, an analog output 13, and the like. 5 functions as shown in FIG. 5 and operates as sorting truck moving state detecting means 6 and control signal generating means 7.
物品仕分制御部14は、仕分機データ処理装置15、仕分
機制御回路16、仕分制御装置17及びリニアモータ制御装
置18を含み、第２図に示すように、同期検出制御部４へ
制御データＰを送り、同期検出制御部４より仕分速度異
常信号Ｑ、同期信号Ｒ及び速度指示信号Ｓを受け取る。The article sorting control unit 14 includes a sorting machine data processing device 15, a sorting machine control circuit 16, a sorting control device 17 and a linear motor control device 18, and as shown in FIG. , And receives the sorting speed abnormality signal Q, the synchronization signal R, and the speed instruction signal S from the synchronization detection control unit 4.
光電検出部１は、仕分台車のリアクションプレート２
の移動を利用して光電スイッチ3,3′により第４図の
（ａ）及び（ｂ）の検出信号を発生する。The photoelectric detector 1 is a reaction plate 2 of a sorting truck.
By utilizing the movement of (3), the photoelectric switches 3, 3'generate the detection signals of (a) and (b) of FIG.
両検出信号は、第２図及び第４図に示す如く、CPU5の
動作により、入力信号のON/OFFの間におけるパルス周期
を決定しパルス内挿を行って、第４図の（ｃ）に示す内
挿パルスを作成して細分化し情報をコード化し、仕分制
御装置17に対し同期信号Ｒを出力する。As shown in FIG. 2 and FIG. 4, both detection signals are subjected to pulse interpolation by determining the pulse period between ON / OFF of the input signal by the operation of the CPU 5, and the result is shown in (c) of FIG. The interpolation pulse shown is created and subdivided to code information, and the synchronization signal R is output to the sorting control device 17.
本発明の物品仕分装置における制御装置によれば、仕
分装置の駆動部に直接パルス発生装置を装備できないリ
ニアモータ駆動方式の物品仕分装置において、仕分台車
に配設したリアクションプレートの隙間を検出すること
で、仕分台車の移動状態を検出し、同期信号を発するこ
とにより、仕分制御を簡単な構成で以て可能とする効果
を奏するものである。According to the control device in the article sorting apparatus of the present invention, in the article sorting apparatus of the linear motor drive type in which the drive unit of the sorting apparatus cannot be directly equipped with the pulse generator, it is possible to detect the gap between the reaction plates arranged in the sorting truck. By detecting the moving state of the sorting vehicle and issuing the synchronization signal, the sorting control can be performed with a simple configuration.
第１図は本発明を実施した物品仕分装置における制御装
置の概要を示すクレーム対応の概要図、第２図は同じく
ブロック図、第３図は光電検出部を示す略図、第４図は
光電スイッチの検出信号及び内挿パネルの波形図、第５
図は同期検出制御部のCPUの機能動作を示す説明図であ
る。 １……検出部 ２……リアクションプレート 3,3′……光電スイッチ ４……同期検出制御部 ５……CPU ６……仕分台車移動機能検出手段 ７……制御信号発生手段FIG. 1 is a schematic view corresponding to a complaint showing an outline of a control device in an article sorting apparatus embodying the present invention, FIG. 2 is the same block diagram, FIG. 3 is a schematic view showing a photoelectric detection unit, and FIG. 4 is a photoelectric switch. Waveform of Detection Signal and Interpolation Panel, No. 5
The figure is an explanatory view showing the functional operation of the CPU of the synchronization detection control unit. 1 ... Detection unit 2 ... Reaction plate 3,3 '... Photoelectric switch 4 ... Synchronous detection control unit 5 ... CPU 6 ... Assortment cart moving function detection unit 7 ... Control signal generation unit
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭61−81104（ＪＰ，Ａ) 特開 昭57−137218（ＪＰ，Ａ) 特開 昭63−295318（ＪＰ，Ａ) 実開 昭61−192683（ＪＰ，Ｕ) ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-61-81104 (JP, A) JP-A-57-137218 (JP, A) JP-A-63-295318 (JP, A) Actual development Sho-61- 192683 (JP, U)
Claims (1)
（２）の隙間を検出する検出部（１）と、該検出部
（１）の検出信号に基づき仕分台車の移動状態を検出す
る仕分台車移動状態検出手段（６）及びこの仕分台車移
動状態検出手段（６）により決定したパルス周期に基づ
き仕分制御装置（17）を制御する同期信号を発する制御
信号発生手段（７）を有する同期検出制御部（４）とを
備えたことを特徴とする物品仕分装置における制御装
置。1. A detection unit (1) for detecting a gap between a reaction plate (2) arranged on a sorting vehicle, and a sorting vehicle movement for detecting a movement state of the sorting vehicle based on a detection signal of the detection unit (1). A synchronization detection control section having a state detection means (6) and a control signal generation means (7) for issuing a synchronization signal for controlling the sorting control device (17) based on the pulse cycle determined by the sorting carriage movement state detection means (6). (4) A control device in an article sorting device, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62235919A JP2545239B2 (en) | 1987-09-19 | 1987-09-19 | Control device in goods sorting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62235919A JP2545239B2 (en) | 1987-09-19 | 1987-09-19 | Control device in goods sorting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6481602A JPS6481602A (en) | 1989-03-27 |
| JP2545239B2 true JP2545239B2 (en) | 1996-10-16 |
Family
ID=16993182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62235919A Expired - Lifetime JP2545239B2 (en) | 1987-09-19 | 1987-09-19 | Control device in goods sorting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2545239B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5199548A (en) * | 1991-10-03 | 1993-04-06 | Hitachi Kiden Kogyo K.K. | Controls in a goods assorting device |
| JP2577530Y2 (en) * | 1993-02-17 | 1998-07-30 | 株式会社椿本チエイン | Control device for goods sorting equipment |
| US6831886B1 (en) | 1998-11-27 | 2004-12-14 | Minolta Co., Ltd. | Optical head and optical head device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62203503A (en) * | 1986-01-31 | 1987-09-08 | Fujitsu Ltd | Control system for article conveying system |
-
1987
- 1987-09-19 JP JP62235919A patent/JP2545239B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6481602A (en) | 1989-03-27 |
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