CN101648218A - Tube blank propelling and core bar rotating control system of tube mill - Google Patents
Tube blank propelling and core bar rotating control system of tube mill Download PDFInfo
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- CN101648218A CN101648218A CN200910158491A CN200910158491A CN101648218A CN 101648218 A CN101648218 A CN 101648218A CN 200910158491 A CN200910158491 A CN 200910158491A CN 200910158491 A CN200910158491 A CN 200910158491A CN 101648218 A CN101648218 A CN 101648218A
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Abstract
The invention discloses a tube blank propelling and core bar rotating control system of a tube mill, comprising an electronic proximity switch, a direct-current digital speed controller, a PLC, a digital dialer system and an alternative-current servo motor system. The electronic proximity switch detects zero signals of a tube mill head; the direct-current digital speed controller calculates the detected zero signals and transmits the two calculated initial position signals to the PLC; the digital dialer system transmits two step digital signals to the PLC; the PLC triggers the alternative-current servo motor system for tube blank propelling and core bar rotation according to the two initial position signals, decodes the two step digital signals and provides the alternative-current servo motor system with the propelling amount of the tube blank and the rotation angle of the core bar according to the decoded result; and the alternative-current servo motor system performs tube blank propelling and core bar rotation according to the data provided by the PLC. Accordingly, the invention can prevent a fault in the mechanical part of the tube mill during operation.
Description
Technical field
The present invention relates to mechanical manufacturing field, more particularly, the pipe that relates to a kind of pipe mill advances and core bar rotating control system.
Background technology
In pipe mill, the link that pipe advances and core bar rotates directly influences the production capacity and the quality of item of pipe mill, therefore, rationally uses a kind of drive disk assembly of realizing that pipe advances and core bar rotates significant.
For existing pipe mill, the main motor of head transmission changes the gear distribution by reduction box and freewheel clutch realizes that pipe advances and the core bar rotation.Because pipe advances and the core bar rotation all is instantaneous intermitten, therefore, when pipe mill was worked, the impulsive force that each parts are subjected to was very big, caused mechanical part to break down easily.
Summary of the invention
In view of this, the pipe that the invention provides a kind of pipe mill advances and core bar rotating control system, and to avoid pipe mill at work, mechanical part damages, weares and teares and breaks down.
The embodiment of the invention is achieved in that
A kind of pipe of pipe mill advances and core bar rotating control system, and wherein, this system comprises electronic proximity switch, DC digital speed regulator, PLC, digital DIP device system and AC servo motor system;
Electronic proximity switch in order to detecting the zero signal of pipe mill head, and sends to detected zero signal in the DC digital speed regulator;
The DC digital speed regulator in order to described zero signal is carried out computing, obtains two original position signals that respectively corresponding pipe advances and core bar rotates, and described two original position signals is sent to PLC;
Numeral DIP device system is in order to send to PLC with two walking data signals that corresponding pipe advances and core bar rotates;
PLC, pipe advances and the core bar rotation in order to carry out according to described two original position signal triggering AC servo motor systems, and described two walking data signals are deciphered, provide the push-in stroke of pipe and the angle of core bar rotation according to the result after the decoding to the AC servo motor system;
The AC servo motor system in order to according to the triggering of PLC, the push-in stroke of pipe and the angle of core bar rotation, carries out pipe propelling and core bar rotation.
Preferably, in the pipe propelling and core bar rotating control system of above-mentioned pipe mill, described PLC comprises:
The locating module that corresponding pipe advances, carrying out pipe in order to the original position signal triggering AC servo motor system that advances according to corresponding pipe advances, and, provide the push-in stroke of pipe to the AC servo motor system according to the result after the walking data signal decoding that corresponding pipe is advanced;
The locating module of corresponding core bar rotation, carry out the core bar rotation in order to original position signal triggering AC servo motor system according to corresponding core bar rotation, and, provide the angle of core bar rotation to the AC servo motor system according to the result after the walking data signal decoding of corresponding core bar rotation.
Preferably, in the pipe propelling and core bar rotating control system of above-mentioned pipe mill, the original position signal that described DC digital speed regulator advances corresponding pipe sends to the locating module that described corresponding pipe advances, and the original position signal of corresponding core bar rotation is sent to the locating module of described corresponding core bar rotation.
Preferably, in the pipe propelling and core bar rotating control system of above-mentioned pipe mill, described digital DIP device system comprises and advances digital DIP device and the digital DIP device of rotation, the digital DIP device of described propelling sends to PLC with the walking data signal that corresponding pipe advances, and described rotation numeral DIP device sends to PLC with the walking data signal of corresponding core bar rotation.
Preferably, the pipe of above-mentioned pipe mill advance with core bar rotating control system in, described digital DIP device system comprises and advances digital DIP device and the digital DIP device of rotation;
The walking data signal that the digital DIP device of described propelling advances corresponding pipe sends to the locating module that described corresponding pipe advances, and described rotation numeral DIP device sends to the walking data signal of corresponding core bar rotation the locating module of described corresponding core bar rotation.
Preferably, the pipe of above-mentioned pipe mill advance with core bar rotating control system in, described AC servo motor system comprises the propelling servomotor that the propelling servo amplifier that corresponding pipe advances, the rotating servo amplifier of corresponding core bar rotation, corresponding pipe advance and the rotating servo motor of corresponding core bar rotation;
Described propelling servo amplifier, parameter is set and the conversion of operational mode in order to the propelling servo-drive system is carried out, and drives the propelling servomotor according to described original position signal in the locating module of described corresponding pipe propelling and described walking data signal.
Described propelling servomotor, in order to walking instruction and the implementation amount locator data of sending according to described propelling servo amplifier, driving advances servomotor to carry out instantaneous intermittence in the operation of rolling, quantitative pipe advances.
Described rotating servo amplifier is set in order to the rotating servo system is carried out parameter, and is driven rotating servo motor according to described original position signal in the locating module of described corresponding core bar rotation and described walking data signal.
Described rotating servo motor in order to send rotate instruction and anglec of rotation locator data according to described rotating servo amplifier, drives the core bar rotation that rotating servo motor is carried out instantaneous intermittence, decided angle in the operation of rolling.
Preferably, in the pipe propelling and core bar rotating control system of above-mentioned pipe mill, described propelling servo amplifier is converted to velocity mode with the pattern of described propelling servomotor, carries out the muff chuck fast forwarding and fast rewinding in order to drive described propelling servomotor.
Compared with prior art, the technical scheme that provides of the embodiment of the invention has the following advantages and characteristics:
The present invention with the AC servo motor system applies pipe advance and the core bar rotary unit on, remove the mechanical part of rapid wears such as traditional pipe mill overhead cam, freewheel clutch and some travelling gears, in order to prevent that the mechanical part of pipe mill breaks down at work.
Description of drawings
In order to be illustrated more clearly in the present invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the pipe propelling of pipe mill of the present invention and a kind of logical construction schematic diagram of core bar rotating control system;
Fig. 2 is the pipe propelling of pipe mill of the present invention and the another kind of logical construction signal details drawing of core bar rotating control system.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The embodiment of the invention provides a kind of pipe of pipe mill to advance and core bar rotating control system, this system comprises electronic proximity switch, DC digital speed regulator, PLC, digital DIP device system and AC servo motor system, the pipe of above-mentioned pipe mill advances and there is multiple mode in the specific implementation of core bar rotating control system, is elaborated below by specific embodiment:
See also Fig. 1 and Fig. 2, shown in the figure is the pipe propelling of pipe mill and the fundamental diagram of core bar rotating control system, whole system mainly comprises 5 parts, is respectively electronic proximity switch 1, DC digital speed regulator 2, digital DIP device system 3, PLC4 and AC servo motor system 5.Numeral DIP device system 3 comprises digital DIP device 301 of propelling and the digital DIP device 302 of rotation.PLC4 comprises locating module 401 and locating module 402.AC servo motor system 5 comprises propelling servo amplifier 501, rotating servo amplifier 502, advances servomotor 503 and rotating servo motor 504.
In embodiment illustrated in figures 1 and 2, electronic proximity switch 1 is in order to detecting the zero signal of pipe mill head, and detected zero signal is sent in the DC digital speed regulator 2.The effect of zero signal has two.The one, make the pipe mill accurate stopping, promptly when the rolling intact material of pipe mill stopped, zero signal was issued an order by DC digital speed regulator 2 and is allowed main motor slow down, and was parked on the dead-center position exactly after changeing several circles again, so that charging again.The 2nd, zero signal passes through the operation board in the DC digital speed regulator 2, zero signal passed to the termination of the frame motion front-end and back-end of disembarking 30 ° position respectively, and send that pipe advances and the core bar rotating signal, be sent to locating module 401 and the locating module 402 of PLC4 again, instruct AC servo motor system 5 transient startings to finish the action that pipe advances and core bar rotates respectively.
In embodiment illustrated in figures 1 and 2, DC digital speed regulator 2 is in order to carry out computing to described zero signal, obtain two original position signals that respectively corresponding pipe advances and core bar rotates, and described two original position signals are sent to PLC4, that is to say, the original position signal that DC digital speed regulator 2 advances corresponding pipe sends to the locating module 401 that described corresponding pipe advances, and the original position signal of corresponding core bar rotation is sent to the locating module 402 of described corresponding core bar rotation.
In embodiment illustrated in figures 1 and 2, digital DIP device system 3 is in order to send to two walking data signals that corresponding pipe advances and core bar rotates among the PLC4.Numeral DIP device system 3 comprises digital DIP device 301 of propelling and the digital DIP device 302 of rotation, advance digital DIP device 301 that the walking data signal that corresponding pipe advances is sent to PLC4, the walking data signal that in PLC4 corresponding pipe is advanced is deciphered, and the data after will deciphering are again imported in the locating module 401 of corresponding pipe propelling; Rotate digital DIP device 302 the walking data signal that corresponding core bar rotates is sent to PLC4, in PLC4 the walking data signal of corresponding core bar rotation is deciphered, the data after will deciphering are again imported in the locating module 402 of corresponding core bar rotation.
In embodiment illustrated in figures 1 and 2, PLC4 is in order to receive two original position signals that DC digital speed regulator 2 sends, and the original position signal that the pipe in these two original position signals advances is input in the locating module 401, the original position signal of core bar rotation is input in the locating module 402.Locating module 401 carries out pipe in order to the original position signal triggering AC servo motor system 5 that advances according to corresponding pipe and advances, and, provide the push-in stroke of pipe to AC servo motor system 5 according to the result after the walking data signal decoding that corresponding pipe is advanced; Locating module 402 carries out the core bar rotation in order to the original position signal triggering AC servo motor system 5 according to corresponding core bar rotation, and, provide the angle of core bar rotation to AC servo motor system 5 according to the result after the walking data signal decoding of corresponding core bar rotation.
In embodiment illustrated in figures 1 and 2, AC servo motor system 5 carries out pipe propelling and core bar rotation in order to according to the triggering of PLC4, the push-in stroke of pipe and the angle of core bar rotation.The AC servo motor system comprises propelling servo amplifier 501, the rotating servo amplifier 502 of corresponding core bar rotation, the propelling servomotor 503 of corresponding pipe propelling and the rotating servo motor 504 of corresponding core bar rotation that corresponding pipe advances.Parameter is set and the conversion of operational mode in order to the propelling servo-drive system is carried out to advance servo amplifier 501, and advances servomotor 503 according to original position signal in the locating module of corresponding pipe propelling and the driving of walking data signal.Advance walking instruction and the implementation amount locator data of servomotor 503 in order to send according to propelling servo amplifier 501, driving advances servomotor to carry out instantaneous intermittence in the operation of rolling, quantitative pipe advances.Rotating servo amplifier 502 is set in order to the rotating servo system is carried out parameter, and drives rotating servo motor 504 according to original position signal in the locating module of corresponding core bar rotation and walking data signal.Rotating servo motor 504 drives the core bar rotation that rotating servo motor is carried out instantaneous intermittence, decided angle in order to send rotate instruction and anglec of rotation locator data according to rotating servo amplifier 502 in the operation of rolling.Advance servo amplifier 501 will advance the pattern of servomotor 503 to be converted to velocity mode, carry out the muff chuck fast forwarding and fast rewinding in order to drive described propelling servomotor 503.
Above content is the effect of each parts of system and the operation logic of system; need to prove; embodiment illustrated in figures 1 and 2 is the preferred embodiment that the present invention introduces; those skilled in the art on this basis; can design more embodiment fully; therefore the present invention embodiment of being not limited to provide; multiple modification to these embodiment is conspicuous to those skilled in the art; it all is the scope of protection of the invention; because length is limited, does not give unnecessary details herein.
In a word, the present invention on pipe propelling and core bar rotary unit, removes the mechanical part of some rapid wears on traditional pipe mill with the AC servo motor system applies, in order to prevent that the mechanical part of pipe mill damages, weares and teares and breaks down at work.And the response speed of AC servo motor is very fast, has improved the operating efficiency of pipe mill.In addition, the present invention is convenient to adjust the push-in stroke that pipe advances and the anglec of rotation of core bar rotation when rolling different goods.At work, the present invention has reduced the mechanical noise of pipe mill.Therefore, the present invention has thoroughly solved the defective of prior art.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (7)
1, a kind of pipe of pipe mill advances and core bar rotating control system, it is characterized in that this system comprises electronic proximity switch, DC digital speed regulator, Programmable Logic Controller PLC, digital DIP device system and AC servo motor system;
Electronic proximity switch in order to detecting the zero signal of pipe mill head, and sends to detected zero signal in the DC digital speed regulator;
The DC digital speed regulator in order to described zero signal is carried out computing, obtains two original position signals that respectively corresponding pipe advances and core bar rotates, and described two original position signals is sent to PLC;
Numeral DIP device system is in order to send to PLC with two walking data signals that corresponding pipe advances and core bar rotates;
PLC, pipe advances and the core bar rotation in order to carry out according to described two original position signal triggering AC servo motor systems, and described two walking data signals are deciphered, provide the push-in stroke of pipe and the angle of core bar rotation according to the result after the decoding to the AC servo motor system;
The AC servo motor system in order to according to the triggering of PLC, the push-in stroke of pipe and the angle of core bar rotation, carries out pipe propelling and core bar rotation.
2, system according to claim 1 is characterized in that, described PLC comprises:
The locating module that corresponding pipe advances, carrying out pipe in order to the original position signal triggering AC servo motor system that advances according to corresponding pipe advances, and, provide the push-in stroke of pipe to the AC servo motor system according to the result after the walking data signal decoding that corresponding pipe is advanced;
The locating module of corresponding core bar rotation, carry out the core bar rotation in order to original position signal triggering AC servo motor system according to corresponding core bar rotation, and, provide the angle of core bar rotation to the AC servo motor system according to the result after the walking data signal decoding of corresponding core bar rotation.
3, system according to claim 1, it is characterized in that, the original position signal that described DC digital speed regulator advances corresponding pipe sends to the locating module that described corresponding pipe advances, and the original position signal of corresponding core bar rotation is sent to the locating module of described corresponding core bar rotation.
4, system according to claim 1, it is characterized in that, described digital DIP device system comprises and advances digital DIP device and the digital DIP device of rotation, the digital DIP device of described propelling sends to PLC with the walking data signal that corresponding pipe advances, and described rotation numeral DIP device sends to PLC with the walking data signal of corresponding core bar rotation.
5, system according to claim 2 is characterized in that, described digital DIP device system comprises and advances digital DIP device and the digital DIP device of rotation;
The walking data signal that the digital DIP device of described propelling advances corresponding pipe sends to the locating module that described corresponding pipe advances, and described rotation numeral DIP device sends to the walking data signal of corresponding core bar rotation the locating module of described corresponding core bar rotation.
6, system according to claim 1, it is characterized in that described AC servo motor system comprises the propelling servomotor that the propelling servo amplifier that corresponding pipe advances, the rotating servo amplifier of corresponding core bar rotation, corresponding pipe advance and the rotating servo motor of corresponding core bar rotation;
Described propelling servo amplifier, parameter is set and the conversion of operational mode in order to the propelling servo-drive system is carried out, and drives the propelling servomotor according to described original position signal in the locating module of described corresponding pipe propelling and described walking data signal.
Described propelling servomotor, in order to walking instruction and the implementation amount locator data of sending according to described propelling servo amplifier, driving advances servomotor to carry out instantaneous intermittence in the operation of rolling, quantitative pipe advances.
Described rotating servo amplifier is set in order to the rotating servo system is carried out parameter, and is driven rotating servo motor according to described original position signal in the locating module of described corresponding core bar rotation and described walking data signal.
Described rotating servo motor in order to send rotate instruction and anglec of rotation locator data according to described rotating servo amplifier, drives the core bar rotation that rotating servo motor is carried out instantaneous intermittence, decided angle in the operation of rolling.
7, system according to claim 6 is characterized in that, described propelling servo amplifier is converted to velocity mode with the pattern of described propelling servomotor, carries out the muff chuck fast forwarding and fast rewinding in order to drive described propelling servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101584911A CN101648218B (en) | 2009-07-10 | 2009-07-10 | Tube blank propelling and core bar rotating control system of tube mill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101584911A CN101648218B (en) | 2009-07-10 | 2009-07-10 | Tube blank propelling and core bar rotating control system of tube mill |
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| Publication Number | Publication Date |
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| CN101648218A true CN101648218A (en) | 2010-02-17 |
| CN101648218B CN101648218B (en) | 2011-07-20 |
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| CN2009101584911A Active CN101648218B (en) | 2009-07-10 | 2009-07-10 | Tube blank propelling and core bar rotating control system of tube mill |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102122912A (en) * | 2010-12-13 | 2011-07-13 | 西南铝业（集团）有限责任公司 | Direct current speed regulating system of pipe mill |
| CN105396881A (en) * | 2015-12-04 | 2016-03-16 | 中国重型机械研究院股份公司 | Detection control system and detecting method for swinging loss of cold reducing mill |
-
2009
- 2009-07-10 CN CN2009101584911A patent/CN101648218B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102122912A (en) * | 2010-12-13 | 2011-07-13 | 西南铝业（集团）有限责任公司 | Direct current speed regulating system of pipe mill |
| CN105396881A (en) * | 2015-12-04 | 2016-03-16 | 中国重型机械研究院股份公司 | Detection control system and detecting method for swinging loss of cold reducing mill |
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| Publication number | Publication date |
|---|---|
| CN101648218B (en) | 2011-07-20 |
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