CN203608173U - Time-delay cutting control device applied to fixed length control - Google Patents
Time-delay cutting control device applied to fixed length control Download PDFInfo
- Publication number
- CN203608173U CN203608173U CN201320786232.5U CN201320786232U CN203608173U CN 203608173 U CN203608173 U CN 203608173U CN 201320786232 U CN201320786232 U CN 201320786232U CN 203608173 U CN203608173 U CN 203608173U
- Authority
- CN
- China
- Prior art keywords
- time
- position switch
- relay
- time delay
- loop
- 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 - Fee Related
Links
Images
Landscapes
- Shearing Machines (AREA)
Abstract
The utility model relates to a time-delay cutting control device applied to fixed length control, and belongs to the field of automatic control of steel bar production. The time-delay cutting control device comprises a position switch and an electromagnetic valve of a hydraulic cutting-off cylinder, wherein the electromagnetic valve is connected with the position switch, and trigger control for the electromagnetic valve is realized through the position switch. The time-delay cutting control device is characterized in that a time-delay control module and a trigger signal module are set, the position switch is connected with the time-delay module, the time-delay module is connected with the trigger signal module, the trigger signal module is connected with the electromagnetic valve of the hydraulic cutting-off cylinder, and a contact of the time-delay control module is connected in a trigger circuit of the position switch in series. The time-delay cutting control device applied to fixed length control avoids repeated actions, which are caused by multiple times of closing of the position switch, of a cutter within a preset cutting time, thereby preventing misoperation, and improving the production safety at the same time.
Description
Technical field
Be applied to the time delay cutting control device in Length Control, belong to reinforcing bar and produce automation field.Be specifically related to a kind of Length Control and shear fool proof electric control method.
Background technology
At present, reinforcing bar is produced automation field at home, especially in the control method of Length Control, and unstable due to fixed length detection signal, and the shearing misoperation causing happens occasionally.In the time of Length Control, reinforcing bar is transported on guide frame after straightening, the baffle plate of touching guide frame upper fixed ruler device, make to install superincumbent position switch and trigger adhesive, produce a pulse signal by control panel, by the electromagnetically operated valve action of this pulse signal control hydraulic cutting oil cylinder, the cutting knife on hydraulic cutting oil cylinder cuts off reinforcing bar online, and make reinforcing bar natural landing on guide frame, complete the Length Control operation of reinforcing bar on straightener.
In practical operation, reinforcing bar on the straightener of operation, on guide frame, touch the baffle plate of length controller, but the reinforcing bar of carrying produces vibration sometimes, make to be arranged on sensitive switch on length controller adhesive secondary or more than secondary within the clipping time presetting, cause the cutting knife on hydraulic cutting oil cylinder to move in advance, produce misoperation.When cutting knife on hydraulic cutting oil cylinder moves in advance, the reinforcing bar of shearing out is very short, and the speed of ejection is very fast, easily splashes and hurts sb.'s feelings, and has larger potential safety hazard.
Summary of the invention
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, provide a kind of avoided preset clipping time internal cause position switch repeatedly adhesive and the cutting knife that causes repeatedly move, prevented that misoperation from having improved the time delay cutting control device in Length Control that is applied to of production security simultaneously.
The utility model solves the technical scheme that its technical problem adopts: this is applied to the time delay cutting control device in Length Control, the electromagnetically operated valve of the hydraulic cutting oil cylinder of being controlled by position switch realization triggering that comprises position switch and be connected with position switch, it is characterized in that: be provided with time delay control module and triggering signal module, position switch is connected with time delay control module, time delay control module is connected with triggering signal module, triggering signal module is connected with the electromagnetically operated valve of hydraulic cutting oil cylinder, the contact of time delay control module is connected in the triggering loop of position switch simultaneously.
Described time delay control module comprises three loops that are simultaneously connected in parallel on power line two ends, in Article 1 loop, is composed in series by normally-closed contact KA1-1, the contact E1 of position switch and the coil of relay ZJ1 of relay K A1; Article 2 loop is composed in series by the normally-closed contact J1-1 of normally opened contact ZJ1-1, time relay J1 and the coil of relay K A1 of relay ZJ1; Article 3 loop is composed in series by the normally opened contact KA1-2 of relay K A1, the coil of time relay J1; Between normally opened contact ZJ1-1 and normally-closed contact J1-1, be parallel with loop, the other end in this loop is parallel between normally opened contact KA1-2 and time relay J1.
In described triggering signal module, AC power is connected with the input of rectifier circuit after transformer B1, three loops anodal simultaneously in parallel of the output of rectifier bridge: be connected with the negative pole of output end of rectifier bridge after Article 1 series capacitance C2; Article 2 loop is connected with the drain electrode of field effect transistor Q1; Connect successively one end of grid, capacitor C 1 and resistance R 1 of normally opened contact J1-2, parallel field effect pipe Q1 of rear while of resistance R 2 of time relay J1 of Article 3, capacitor C 1 is connected with the other end of resistance R 1 and the negative pole of rectification bridge output end, the source electrode of self-field effect pipe Q1 is drawn lead-out terminal A, and the negative pole of output end of self-rectifying bridge is drawn lead-out terminal B.
Compared with prior art, had beneficial effect of the present utility model is:
1, the time delay cutting control device being applied in Length Control of the present utility model, avoided preset clipping time internal cause position switch repeatedly adhesive and the cutting knife that causes repeatedly move, prevent that misoperation simultaneously, the reinforcing bar of having stopped to shear out is very short, and the speed ejecting is very fast and the generation of the phenomenon of hurting sb.'s feelings has improved production security.
2, reduce to a great extent the percent defective in reinforcing bar production simultaneously, effectively saved production cost, improved the economic benefit of process equipment.
Accompanying drawing explanation
Fig. 1 is the time delay cutting control device functional-block diagram being applied in Length Control.
Fig. 2 is the time delay cutting control device time delay control module circuit theory diagrams that are applied in Length Control.
Fig. 3 is the time delay cutting control device triggering signal modular circuit schematic diagram being applied in Length Control.
Embodiment
Fig. 1 ~ 3rd, most preferred embodiment of the present utility model, is described further below in conjunction with 1 ~ 3 pair of the utility model of accompanying drawing.
As shown in Figure 1, the time delay cutting control device being applied in Length Control of the present utility model comprises time delay control module and triggering signal module.The position switch being arranged on guide frame is connected with time delay control module, and time delay control module is connected with triggering signal module, and triggering signal module is connected with the electromagnetically operated valve of hydraulic cutting oil cylinder.After position switch triggers, drive the work of time delay control module, the contact in time delay control module is connected in the triggering loop of position switch simultaneously, when reacting on position switch after the action of time delay control module.After time delay control module reaches the time presetting, move, drive the action of triggering signal module, triggering signal module is sent pulse signal to the electromagnetically operated valve of hydraulic cutting oil cylinder, drives the electromagnetically operated valve action of hydraulic cutting oil cylinder.In the prior art, position switch is connected with the electromagnetically operated valve of hydraulic cutting oil cylinder simultaneously, can control the electromagnetically operated valve action of hydraulic cutting oil cylinder, and the cutting knife of realizing on hydraulic cutting oil cylinder cuts off reinforcing bar online.
As shown in Figure 2, power supply two ends are parallel with three loops simultaneously: in Article 1 loop, be composed in series by normally-closed contact KA1-1, the contact E1 of position switch and the coil of relay ZJ1 of relay K A1; Article 2 loop is composed in series by the normally-closed contact J1-1 of normally opened contact ZJ1-1, time relay J1 and the coil of relay K A1 of relay ZJ1; Article 3 loop is composed in series by the normally opened contact KA1-2 of relay K A1, the coil of time relay J1.Between normally opened contact ZJ1-1 and normally-closed contact J1-1, be parallel with loop, the other end in this loop is parallel between normally opened contact KA1-2 and time relay J1.
As shown in Figure 3, AC power is connected with the input of rectifier circuit after transformer B1, is direct current through rectifier bridge rectification.Three loops anodal simultaneously in parallel of the output of rectifier bridge: be connected with the negative pole of output end of rectifier bridge after Article 1 series capacitance C2; Article 2 loop is connected with the drain electrode of field effect transistor Q1; Connect successively one end of grid, capacitor C 1 and resistance R 1 of normally opened contact J1-2, parallel field effect pipe Q1 of rear while of resistance R 2 of time relay J1 of Article 3, capacitor C 1 is connected with the other end of resistance R 1 and the negative pole of rectification bridge output end.The source electrode of self-field effect pipe Q1 is drawn lead-out terminal A, and the negative pole of output end of self-rectifying bridge is drawn lead-out terminal B, and lead-out terminal A is connected with the electromagnetically operated valve of hydraulic cutting oil cylinder with lead-out terminal B.
Operation principle and process are as follows:
When reinforcing bar is transported on guide frame after straightening, the baffle plate of touching guide frame upper fixed ruler device, make to install the contact E1 adhesive of superincumbent position switch, after the E1 adhesive of contact, send pulse signal to the electromagnetically operated valve of hydraulic cutting oil cylinder, drive the cutting knife on hydraulic cutting oil cylinder that reinforcing bar is cut off online.
The coil of the relay ZJ1 action that simultaneously powers on after the E1 adhesive of contact, normally opened contact ZJ1-1 adhesive, the action that powers on of the coil of relay K A1, normally-closed contact KA1-2 closure, the power-up state of latching relay KA1 coil, normally opened contact KA1-1 disconnects simultaneously, and the coil of relay ZJ1 is power-down actions simultaneously, and normally opened contact ZJ1-1 disconnects.The coil that normally opened contact KA1-1 effectively the prevents relay ZJ1 when disconnection action that again powers on.
When normally opened contact KA1-2 closure, the coil of time relay J1 powers on, when after time of advent relay J 1 setting-up time, normally opened contact J1-2 closure, field effect transistor Q1 conducting, electromagnetically operated valve to hydraulic cutting oil cylinder sends signal, drive the cutting knife on hydraulic cutting oil cylinder again to cut off lower than reinforcing bar, realized Length Control.
When normally opened contact J1-2 closure, normally-closed contact J1-1 disconnects, the coil power down of relay K A1, normally-closed contact KA1-1 closure, the power supply that recovers the contact E1 of position switch and the wire loop of relay ZJ1, position switch recovers the effect of the electromagnetically operated valve that triggers hydraulic cutting oil cylinder.
The above, it is only preferred embodiment of the present utility model, be not the restriction of the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present utility model, still belong to the protection range of technical solutions of the utility model.
Claims (3)
1. be applied to the time delay cutting control device in Length Control, the electromagnetically operated valve of the hydraulic cutting oil cylinder of being controlled by position switch realization triggering that comprises position switch and be connected with position switch, it is characterized in that: be provided with time delay control module and triggering signal module, position switch is connected with time delay control module, time delay control module is connected with triggering signal module, triggering signal module is connected with the electromagnetically operated valve of hydraulic cutting oil cylinder, and the contact of time delay control module is connected in the triggering loop of position switch simultaneously.
2. the time delay cutting control device being applied in Length Control according to claim 1, it is characterized in that: described time delay control module comprises three loops that are simultaneously connected in parallel on power line two ends, in Article 1 loop, be composed in series by normally-closed contact KA1-1, the contact E1 of position switch and the coil of relay ZJ1 of relay K A1; Article 2 loop is composed in series by the normally-closed contact J1-1 of normally opened contact ZJ1-1, time relay J1 and the coil of relay K A1 of relay ZJ1; Article 3 loop is composed in series by the normally opened contact KA1-2 of relay K A1, the coil of time relay J1; Between normally opened contact ZJ1-1 and normally-closed contact J1-1, be parallel with loop, the other end in this loop is parallel between normally opened contact KA1-2 and time relay J1.
3. the time delay cutting control device being applied in Length Control according to claim 1, it is characterized in that: in described triggering signal module, AC power is connected with the input of rectifier circuit after transformer B1, three loops anodal simultaneously in parallel of the output of rectifier bridge: be connected with the negative pole of output end of rectifier bridge after Article 1 series capacitance C2; Article 2 loop is connected with the drain electrode of field effect transistor Q1; Connect successively one end of grid, capacitor C 1 and resistance R 1 of normally opened contact J1-2, parallel field effect pipe Q1 of rear while of resistance R 2 of time relay J1 of Article 3, capacitor C 1 is connected with the other end of resistance R 1 and the negative pole of rectification bridge output end, the source electrode of self-field effect pipe Q1 is drawn lead-out terminal A, and the negative pole of output end of self-rectifying bridge is drawn lead-out terminal B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320786232.5U CN203608173U (en) | 2013-12-04 | 2013-12-04 | Time-delay cutting control device applied to fixed length control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320786232.5U CN203608173U (en) | 2013-12-04 | 2013-12-04 | Time-delay cutting control device applied to fixed length control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203608173U true CN203608173U (en) | 2014-05-21 |
Family
ID=50720829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320786232.5U Expired - Fee Related CN203608173U (en) | 2013-12-04 | 2013-12-04 | Time-delay cutting control device applied to fixed length control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203608173U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106111850A (en) * | 2016-07-19 | 2016-11-16 | 尚成荣 | A kind of copper cash molding delays time to control hydraulic cutter structure |
| CN111421179A (en) * | 2020-03-30 | 2020-07-17 | 马鞍山钢铁股份有限公司 | Rod cold shearing fixed-length shearing control system |
-
2013
- 2013-12-04 CN CN201320786232.5U patent/CN203608173U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106111850A (en) * | 2016-07-19 | 2016-11-16 | 尚成荣 | A kind of copper cash molding delays time to control hydraulic cutter structure |
| CN111421179A (en) * | 2020-03-30 | 2020-07-17 | 马鞍山钢铁股份有限公司 | Rod cold shearing fixed-length shearing control system |
| CN111421179B (en) * | 2020-03-30 | 2021-04-09 | 马鞍山钢铁股份有限公司 | Rod cold shearing fixed-length shearing control system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203608173U (en) | Time-delay cutting control device applied to fixed length control | |
| CN206528064U (en) | A kind of sheet forming send the control circuit of piece | |
| CN203922506U (en) | Frequency Converter Control hoisting crane speed limit anti-collision control system | |
| CN204112816U (en) | A kind of safe anti-falling hook control system | |
| CN202763246U (en) | Energy-saving electric soldering iron | |
| CN103135500A (en) | Machining controlling system of bending machine | |
| CN202438490U (en) | Intelligent ultrasonic scale preventing and eliminating device | |
| CN204029743U (en) | A kind of definite purpose circuit breaker of low pressure anti-islanding device | |
| CN203048012U (en) | Maintaining-type electrohydraulic push rod brake control device | |
| CN204075480U (en) | A kind of CUT arc initiation device | |
| CN204381250U (en) | The safety return circuit device of punch press | |
| CN203705886U (en) | Induction control cutting device | |
| CN202780010U (en) | Pneumatic carrying circuit for steel plate shearer | |
| CN202670641U (en) | Intelligent automatic dual-control system for horizontal-conveying vibrating tray | |
| CN203636176U (en) | Energy-saving electric welding machine | |
| CN204369440U (en) | A kind of control device of crown block | |
| CN203390711U (en) | Superfinishing machine material-way material retaining control circuit | |
| CN206677358U (en) | The halt alarm device and ring forming machine of ring forming machine | |
| CN202461775U (en) | Alternating-current energy-saving arc welding machine with automatic switch | |
| CN202744561U (en) | Safety protection device of leather shaving machine | |
| CN203313108U (en) | Circuit for controlling a plurality of blower fans of warp sizing machine | |
| CN201685013U (en) | Energy saving device for alternating current electric welding machine | |
| CN203256463U (en) | No-load automatic power cut power saving device for industrial sewing machine | |
| CN206290607U (en) | A kind of new cigarette machine mouth rod supplies electromagnetic clutch drive circuit | |
| CN202964274U (en) | Numerical control sawing machine oil pump automatic stopping control system |
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: 20140521 Termination date: 20151204 |
|
| EXPY | Termination of patent right or utility model |