CN202427863U - Security protecting device for work roller of cold straightening machine - Google Patents
Security protecting device for work roller of cold straightening machine Download PDFInfo
- Publication number
- CN202427863U CN202427863U CN2012200132613U CN201220013261U CN202427863U CN 202427863 U CN202427863 U CN 202427863U CN 2012200132613 U CN2012200132613 U CN 2012200132613U CN 201220013261 U CN201220013261 U CN 201220013261U CN 202427863 U CN202427863 U CN 202427863U
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- China
- Prior art keywords
- cold
- cold straightener
- straightener
- steel plate
- straightening machine
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- Expired - Lifetime
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Abstract
The utility model discloses a security protecting device for a work roller of a cold straightening machine. The security protecting device comprises a thickness gauge, a data processing unit, a speed control unit and a display unit. The data processing unit is connected with the thickness gauge; and the speed control unit and the display unit are respectively connected with the data processing unit. With the adoption of the security protecting device for the work roller of the cold straightening machine, the thicknesses of steel plates are detected to find whether errors occur before the steel plates are straightened by the cold straightening machine, so that the phenomenon that the straightening work roller of the cold straightening machine is damaged due to the thickness of the steel plate is avoided, and the failure rate of the straightening machine is greatly reduced.
Description
Technical field
The utility model relates to the cold straightener Detection & Controling, more specifically, is a kind of cold straightener working roll safety guard.
Background technology
In Iron and Steel Production, cold straightener is used for the steel plate of work in-process is carried out straightening operation, thereby makes steel plate become smooth, to satisfy the needs that dispatch from the factory.As shown in Figure 1, be the position view of cold straightener 10, it is positioned at the rear of calibrator 20, rectifys steel plate 30 and advances along the direction of arrow among the figure, and accomplish thickness measuring work through cold straightener 10.
Cold straightener is except the supplied materials that scale is cut is aligned; The steel plate that also needs some to be come from the flame cutting is aligned, and the steel plate of flame cutting need use the driving handling above straightener inlet roller-way, then by operating personnel's input steel plate data on cold straightener control interface; Wait for that the cold straightener Model Calculation finishes; Cold straightener is aligned after being ready to, and this just makes straightener move under the condition automatically fully, thus the people be make mistakes situation happen occasionally.
For the steel plate of cutting from scale; Only need cold straightener inlet material tracking grating to detect signal; This signal through transmission network, sends steel plate information to cold straightener model computer immediately automatically, and cold straightener model computer receives after the steel plate data; Preset the roll gap position of cold straightener, wait steel plate centering is aligned steel plate later.And for the flame cutting steel plate with the driving handling; Owing to need finger prosthesis leading car handling steel plate to cold straightener inlet roller-way, in the process of handling, if operating personnel are careful inadequately; Will be to cold straightener inlet roller-way the oxyacetylene metal-cutting silk on steel plate handling together; Do not get into cold straightener together and align if before aligning, do not clean out these oxyacetylene metal-cutting silks and steel plate this moment, can cause the situation that smoothing roll is stuck or smoothing roll scratches to take place.More serious is; If driving simultaneously handling two block plates enters the mouth above the roller-way and untimely discovery to cold straightener; And the cold straightener normatron if two block plates get into straightener simultaneously, gently then makes cold straightener smoothing roll safety plug damage according to a block plate THICKNESS CALCULATION cold straightener roll gap; Can make the fracture of cold straightener smoothing roll when serious, cause equipment badly damaged.When above-mentioned situation takes place, can only shut down the replacing of carrying out the cold straightener smoothing roll, this has just increased once unplanned roll changing time, and a normal roll changing time is more than 2 hours, and this just promotes the production capacity of enterprise and has produced very big influence.
The utility model content
The purpose of the utility model is to solve existing cold straightener and carries out the problems referred to above of being run in the straightening operation, thereby a kind of novel cold straightener working roll safety guard is provided.
The cold straightener working roll safety guard of the utility model comprises calibrator, the data processing unit that is connected with this calibrator and the speed control unit and the display unit that are connected with this data processing unit respectively.
Preferably; Said speed control unit comprises cold straightener trunk control system, the comparison module that is connected with this cold straightener trunk control system, the speed ring control module that is connected with this comparison module, the current loop control module that is connected with this speed ring control module, the power model that is connected with this current loop control module, the approach table motor that is connected with this power model, the encoder that is connected with this approach table motor and the isolated amplifier that is connected with this encoder, and this isolated amplifier is connected to this speed ring control module.
Preferably, said calibrator is the non-contact laser calibrator.
The cold straightener working roll safety guard of the utility model; Can be before cold straightener carries out straightening operation to steel plate; Whether detect steel plate thickness occurs unusually; Thereby avoided the phenomenon generation that the invar plate thickness is former thereby straightener aligning working roll is damaged, greatly reduced the fault rate of straightener.
Description of drawings
Fig. 1 is the cold straightener position view;
Fig. 2 is the composition sketch map of the cold straightener working roll safety guard of the utility model;
Fig. 3 is the more detailed composition sketch map of Fig. 2 medium velocity control module.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment, the composition and the operation principle of the cold straightener working roll safety guard of the utility model is elaborated.
As shown in Figure 2, be the composition sketch map of the cold straightener working roll safety guard of the utility model.In conjunction with accompanying drawing; The cold straightener working roll safety guard of the utility model; Comprise calibrator 100, the data processing unit 200 that is connected with this calibrator 100 and the speed control unit 300 and display unit 400 that are connected with this data processing unit 200 respectively.
Particularly, calibrator 100 is the non-contact laser calibrator, and it adopts the laser triangulation principle that steel plate is carried out thickness measuring.The model of adoptable non-contact laser calibrator comprises ANTARIS L350/1400, ANTARIS S250/700 or XJGH-HD5000 etc.
In conjunction with accompanying drawing 2,3, in the speed control unit 300, cold straightener trunk control system 310 is used for being responsible for cold straightener and moves control normally; Comparison module 320 is used for actual steel plate thickness that records and predetermined normal steel plate thickness are compared; Speed ring control module 330 is used for the comparison according to the thickness and the normal steel plate thickness of the steel plate of comparison module 360 actual measurements, and setting approach table motor 360 is low cruises or out of service; Current loop control module 340 is used for the output according to speed ring control module 330, carries out electric current and regulates, and further through power model 350, export to approach table motor 360, carries out speed controlling with the operation to electric machines for roller 360; Encoder 370 is an incremental encoder, and it converts swing offset into a series of digital pulse signal, and these pulse signals are used to calculate the angular speed of motor rotation, and angular speed can be measured the linear speed of roller-way through calculating.Comparison module 320, speed ring control module 330, current control module 340 and power model 350 transmission control PLC capable of using realize.
In speed controlling, if comparing with standard thickness, the thickness that calibrator is surveyed do not have deviation, then straightening operation is carried out in normally operation; If when running into deviate that thickness that calibrator surveys compares with standard thickness less than ± 3mm; Approach table and the cold straightener main transmission speed with 0.3m/s under lower-speed state is moved; Display unit 400 shows warning simultaneously, reminds operating personnel's steel plate thickness information that deviation is arranged, and needs manual intervention cold straightener aligning roll gap; Reach steel plate thickness, steel plate can normally be aligned; When this deviate during greater than ± 3mm, the control electric machines for roller shut down immediately, simultaneously display unit 400 display alarm information.
In sum; The cold straightener working roll safety guard of the utility model; Can be before cold straightener carries out straightening operation to steel plate; Detect steel plate thickness and whether occur unusually, thereby avoided the phenomenon generation that the invar plate thickness is former thereby straightener aligning working roll is damaged, greatly reduce the fault rate of straightener.
Claims (3)
1. a cold straightener working roll safety guard is characterized in that, comprises calibrator, the data processing unit that is connected with this calibrator and the speed control unit and the display unit that are connected with this data processing unit respectively.
2. cold straightener working roll safety guard according to claim 1; It is characterized in that; Said speed control unit comprises cold straightener trunk control system, the comparison module that is connected with this cold straightener trunk control system, the speed ring control module that is connected with this comparison module, the current loop control module that is connected with this speed ring control module, the power model that is connected with this current loop control module, the approach table motor that is connected with this power model, the encoder that is connected with this approach table motor and the isolated amplifier that is connected with this encoder, and this isolated amplifier is connected to this speed ring control module.
3. cold straightener working roll safety guard according to claim 1 and 2 is characterized in that said calibrator is the non-contact laser calibrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200132613U CN202427863U (en) | 2012-01-13 | 2012-01-13 | Security protecting device for work roller of cold straightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200132613U CN202427863U (en) | 2012-01-13 | 2012-01-13 | Security protecting device for work roller of cold straightening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202427863U true CN202427863U (en) | 2012-09-12 |
Family
ID=46777338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200132613U Expired - Lifetime CN202427863U (en) | 2012-01-13 | 2012-01-13 | Security protecting device for work roller of cold straightening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202427863U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834252A (en) * | 2016-05-26 | 2016-08-10 | 淮南市鸿裕工业产品设计有限公司 | Fixed-point instruction control device for man-machine operation direction of straightening machine |
| CN106623676A (en) * | 2015-10-29 | 2017-05-10 | 宝山钢铁股份有限公司 | Protective device and method for cold straightening machine main drive cardan shaft |
| CN110732569A (en) * | 2019-12-25 | 2020-01-31 | 广东韶钢松山股份有限公司 | steel plate thickness measuring device and technology of cold straightener |
| CN114653784A (en) * | 2022-04-13 | 2022-06-24 | 武汉科技大学 | Straightening machine roller system online fault diagnosis system and method |
-
2012
- 2012-01-13 CN CN2012200132613U patent/CN202427863U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106623676A (en) * | 2015-10-29 | 2017-05-10 | 宝山钢铁股份有限公司 | Protective device and method for cold straightening machine main drive cardan shaft |
| CN106623676B (en) * | 2015-10-29 | 2018-07-06 | 宝山钢铁股份有限公司 | Cold straightener main transmission universal shaft protective device and method |
| CN105834252A (en) * | 2016-05-26 | 2016-08-10 | 淮南市鸿裕工业产品设计有限公司 | Fixed-point instruction control device for man-machine operation direction of straightening machine |
| CN110732569A (en) * | 2019-12-25 | 2020-01-31 | 广东韶钢松山股份有限公司 | steel plate thickness measuring device and technology of cold straightener |
| CN114653784A (en) * | 2022-04-13 | 2022-06-24 | 武汉科技大学 | Straightening machine roller system online fault diagnosis system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |
|
| CX01 | Expiry of patent term |