CN201854006U - Control system for safe and instant stop of press - Google Patents
Control system for safe and instant stop of press Download PDFInfo
- Publication number
- CN201854006U CN201854006U CN2010205621405U CN201020562140U CN201854006U CN 201854006 U CN201854006 U CN 201854006U CN 2010205621405 U CN2010205621405 U CN 2010205621405U CN 201020562140 U CN201020562140 U CN 201020562140U CN 201854006 U CN201854006 U CN 201854006U
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- CN
- China
- Prior art keywords
- relay
- anxious
- stops
- normally closed
- reset
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- Expired - Fee Related
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- Safety Devices In Control Systems (AREA)
Abstract
The utility model discloses a control system for safe and instant stop of a press. An instant stop button comprises two pairs of interlocked normally closed contacts, and is provided with a compulsory disconnecting mechanism; the two pairs of interlocked normally closed contacts of the instant button respectively control two instant stop relays; the two instant stop relays are connected with a normally closed contact of an instant stop reset relay in series and are connected with a drive coil loop of a safe dual valve; the normally open contacts of the two instant stop relays are connected in series, and then are connected with a loop of a system controller; the normally closed contacts of the two instant stop relays are connected with a reset button in series in sequence and then are connected with the coil loop of the instant stop reset relay; the two normally closed contacts of the instant stop button have potential differences; once the circuits connected with the two contacts are collided, a short circuit occurs, and a short circuit protector is cut off, and the whole loop of the instant stop controller is powered off. The control system for safe and instant stop of the press respectively controls the safe dual valve and the system controller to form dual protection, can move reliably, and can implement instant stop resetting and monitoring.
Description
Technical field
The utility model relates to a kind of forcing press safety and suddenly stops control system, belongs to forcing press control technology field.
Background technology
Forcing press belongs to the higher production equipment of safety requirements; its main driving mechanism is the safe dual valve of solenoidoperated cluthes action; if forcing press takes place unusual or the necessary hard stop of fault; otherwise will cause damage to equipment; harm operating personnel's life security, its loss that causes is very serious.Scram button is as necessary safety guard, and its importance is self-evident, operates by the scram button on the equipment of being installed on, and breaks down and can promptly stop by scram button, protection equipment and operating personnel's safety.
The anxious control system of stopping of traditional forcing press safety generally adopts single loop control, and scram button is pressed in scram button configuration connecting system controller loop, individual part contact, and forcing press and feeder will be shut down.There is following weak point in single loop control: in case the contact of scram button break down, with uncontrollable forcing press emergency shutdown, poor reliability.
The utility model content
For overcoming problems of the prior art, the utility model provides the high forcing press safety of a kind of reliability the anxious control system of stopping.
For solving above technical problem, the anxious control system of stopping of a kind of forcing press safety provided by the utility model, the safe dual valve that comprises system controller loop and controlled pressure machine suddenly stops being provided with in the control loop short-circuit protector, scram button, reset button, first anxious relay, second anxious relay and the anxious reset relay that stops of stopping of stopping; Described scram button comprises the normally closed interlock of two pairs of interlocks and has the pressure release mechanism, one road normally closed interlock of described scram button inserts first anxious the stopping in the wire loop of relay, and another road normally closed interlock of described scram button is connected on the first anxious relay and second that stops and suddenly stops between the coil of relay; The first anxious first pair of normally open contact that stops relay with insert first anxious the stopping in the wire loop of relay after the anxious first pair of normally open contact that stops reset relay is in parallel; The second anxious first pair of normally open contact that stops relay with insert second anxious the stopping in the wire loop of relay after the anxious second pair of normally open contact that stops reset relay is in parallel; The wire loop that suddenly stops reset relay is inserted in the first anxious normally closed interlock that stops relay, the second anxious normally closed interlock that stops relay and the described reset button back of connecting successively; First anxious second pair of normally open contact, the second anxious second pair of normally open contact that stops relay that stops relay connected with the anxious normally closed interlock that stops reset relay and inserted the drive coil loop of described safe dual valve; First anxious the 3rd pair of normally open contact that the stops relay described system controller of the access loop afterwards of connect with second anxious the 3rd pair of normally open contact that stops relay.
With respect to prior art, the utility model has been obtained following beneficial effect: (1) double loop Redundant Control: adopt to have the scram button of forcing release mechanism, its two pairs of normally closed interlocks are controlled the first anxious relay and the second anxious relay that stops of stopping respectively, form two-way and control safe dual valve.(2) suddenly stop resetting and monitoring: when needs suddenly stop recovering, press reset button, the coil that suddenly stops reset relay gets; its normally open contact closure, make first anxious stop relay and the second anxious coil that stops relay get electric, the contact action; finish and reset, play the effect that safety operation is reminded simultaneously.(3) line short protection: there is potential difference in the two-way normally closed interlock output of scram button, connects in case two-way contact institute link bumps, and is short circuit, and short-circuit protector disconnects, and whole urgency is stopped the control loop outage.(4) power-off protection: under the situation of system's control power cut-off, suddenly stop the state that disconnects keeping.(5) automatic inspection of Qi Donging: when starting, suddenly stop and to reset, if first suddenly stops the relay or the second anxious normally open contact generation welding that stops relay, it is the normally opened contact disconnection that after outage, can't reset, its normally closed interlock interlock disconnects, make the anxious coil losing electricity that stops reset relay, can not reset this moment, suddenly stop keeping off-state.(6) software and hardware circuit controls: control safe dual valve and system controller respectively, the two-way protection.
Description of drawings
Fig. 1 is the anxious winding diagram that stops control system of the utility model forcing press safety.
Among the figure: SB1: scram button; SB2: reset button; KA1: the first anxious relay that stops; KA2: the second anxious relay that stops; KA3: the anxious reset relay that stops; YV1, YV2: the drive coil of safe dual valve; FU: short-circuit protector.
Embodiment
As shown in Figure 1; forcing press safety of the present utility model is anxious stops in the control system; the safe dual valve that comprises system controller loop and controlled pressure machine suddenly stops being provided with in the control loop short-circuit protector FU, scram button SB1, reset button SB2, first anxious relay K A1, second anxious relay K A2 and the anxious reset relay KA3 that stops of stopping of stopping.
Scram button SB1 comprises the normally closed interlock of two pairs of interlocks and has the pressure release mechanism, the road normally closed interlock of scram button SB1 inserts first anxious the stopping in the wire loop of relay K A1, and another road normally closed interlock of scram button SB1 is connected on the first anxious relay K A1 and second that stops and suddenly stops between the coil of relay K A2.
The first anxious first pair of normally open contact that stops relay K A1 with insert first anxious the stopping in the wire loop of relay K A1 after the anxious first pair of normally open contact that stops reset relay KA3 is in parallel; The second anxious first pair of normally open contact that stops relay K A2 with insert second anxious the stopping in the wire loop of relay K A2 after the anxious second pair of normally open contact that stops reset relay KA3 is in parallel.
The first anxious normally closed interlock that stops relay K A1, the second anxious normally closed interlock that stops relay K A2 and reset button SB2 insert the wire loop that suddenly stops reset relay KA3 at the back of connecting successively.
The normally closed interlock that the first anxious second pair of normally open contact that stops relay K A1, the second anxious second pair of normally open contact that stops relay K A2 and urgency are stopped reset relay KA3 connect the drive coil YV1 of access security dual valve, the loop of YV2.
First anxious the 3rd pair of normally open contact that the stops relay K A1 connecting system controller loop afterwards of connecting with second anxious the 3rd pair of normally open contact that stops relay K A2.
The function that realizes is as follows:
(1) double loop Redundant Control: adopt to have the scram button SB1 that forces release mechanism, its two pairs of normally closed interlocks are controlled the first anxious relay K A1 and the second anxious relay K A2 that stops of stopping respectively, form two-way and control safe dual valve.
(2) suddenly stop resetting and monitoring: when needs suddenly stop recovering; press reset button SB2; the coil that suddenly stops reset relay KA3 gets; its normally open contact closure; make first anxious to stop relay K A1 and the second anxious coil that stops relay K A2 gets; contact moves, and finishes to reset, and plays the effect that safety operation is reminded simultaneously.
(3) line short protection: there is potential difference in the two-way normally closed interlock output of scram button SB1; a1 and b1 are a contact; a2 and b2 are No. two contacts; in case two-way contact institute link bumps and connects; bump as a1 and a2 circuit and to connect; be short circuit, short-circuit protector disconnects, and whole urgency is stopped the control loop outage.
(4) power-off protection: under the situation of system's control power cut-off, suddenly stop the state that disconnects keeping.
(5) automatic inspection of Qi Donging: when starting, suddenly stop and to reset, if first suddenly stops the relay K A1 or the second anxious normally open contact generation welding that stops relay K A2, it is the normally opened contact disconnection that after outage, can't reset, its normally closed interlock interlock disconnects, make the anxious coil losing electricity that stops reset relay KA3, can not reset this moment, suddenly stop keeping off-state.
(6) software and hardware circuit controls: control safe dual valve and system controller respectively, the two-way protection.
In addition to the implementation, the utility model can also have other execution modes, can set up many at diverse location as scram button, only all scram button connection in series-parallel need be got final product.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection range of the utility model requirement.
Claims (1)
1. a forcing press safety is suddenly stopped control system, the safe dual valve that comprises system controller loop and controlled pressure machine, suddenly stop being provided with in the control loop short-circuit protector and scram button, it is characterized in that, suddenly stop also being provided with in the control loop reset button, first anxious relay, second anxious relay and the anxious reset relay that stops of stopping of stopping;
Described scram button comprises the normally closed interlock of two pairs of interlocks and has the pressure release mechanism, one road normally closed interlock of described scram button inserts first anxious the stopping in the wire loop of relay, and another road normally closed interlock of described scram button is connected on the first anxious relay and second that stops and suddenly stops between the coil of relay;
The first anxious first pair of normally open contact that stops relay with insert first anxious the stopping in the wire loop of relay after the anxious first pair of normally open contact that stops reset relay is in parallel; The second anxious first pair of normally open contact that stops relay with insert second anxious the stopping in the wire loop of relay after the anxious second pair of normally open contact that stops reset relay is in parallel;
The wire loop that suddenly stops reset relay is inserted in the first anxious normally closed interlock that stops relay, the second anxious normally closed interlock that stops relay and the described reset button back of connecting successively;
First anxious second pair of normally open contact, the second anxious second pair of normally open contact that stops relay that stops relay connected with the anxious normally closed interlock that stops reset relay and inserted the drive coil loop of described safe dual valve;
First anxious the 3rd pair of normally open contact that the stops relay described system controller of the access loop afterwards of connect with second anxious the 3rd pair of normally open contact that stops relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205621405U CN201854006U (en) | 2010-10-15 | 2010-10-15 | Control system for safe and instant stop of press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205621405U CN201854006U (en) | 2010-10-15 | 2010-10-15 | Control system for safe and instant stop of press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201854006U true CN201854006U (en) | 2011-06-01 |
Family
ID=44096387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205621405U Expired - Fee Related CN201854006U (en) | 2010-10-15 | 2010-10-15 | Control system for safe and instant stop of press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201854006U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107368011A (en) * | 2017-08-21 | 2017-11-21 | 马鞍山钢铁股份有限公司 | Multiple spot series connection tightly stops signal condition supervisory circuit |
| CN108500984A (en) * | 2018-05-07 | 2018-09-07 | 南宁汇专科技有限公司 | Automatic short circuit formula teaching machine connects box |
| CN108958160A (en) * | 2018-08-24 | 2018-12-07 | 东莞市铭科精技五金制品有限公司 | A kind of punching machine bivalve detects safety circuit automatically |
| CN109375571A (en) * | 2018-11-12 | 2019-02-22 | 楚天智能机器人（长沙）有限公司 | A kind of emergency stop device and system of products storage circulation system |
| CN112099340A (en) * | 2020-09-27 | 2020-12-18 | 中油国家油气钻井装备工程技术研究中心有限公司 | Emergency stop redundancy control system and control method |
-
2010
- 2010-10-15 CN CN2010205621405U patent/CN201854006U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107368011A (en) * | 2017-08-21 | 2017-11-21 | 马鞍山钢铁股份有限公司 | Multiple spot series connection tightly stops signal condition supervisory circuit |
| CN108500984A (en) * | 2018-05-07 | 2018-09-07 | 南宁汇专科技有限公司 | Automatic short circuit formula teaching machine connects box |
| CN108500984B (en) * | 2018-05-07 | 2023-10-03 | 南宁汇专科技有限公司 | Automatic short-circuit type demonstrator connection box |
| CN108958160A (en) * | 2018-08-24 | 2018-12-07 | 东莞市铭科精技五金制品有限公司 | A kind of punching machine bivalve detects safety circuit automatically |
| CN108958160B (en) * | 2018-08-24 | 2023-08-11 | 铭科精技控股股份有限公司 | Automatic detection safety circuit for double valves of punching machine |
| CN109375571A (en) * | 2018-11-12 | 2019-02-22 | 楚天智能机器人（长沙）有限公司 | A kind of emergency stop device and system of products storage circulation system |
| CN112099340A (en) * | 2020-09-27 | 2020-12-18 | 中油国家油气钻井装备工程技术研究中心有限公司 | Emergency stop redundancy control system and control method |
| CN112099340B (en) * | 2020-09-27 | 2023-08-29 | 中油国家油气钻井装备工程技术研究中心有限公司 | Emergency stop redundant control system and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20151015 |
|
| EXPY | Termination of patent right or utility model |