CN214335533U - Control system of hot sawing machine - Google Patents
Control system of hot sawing machine Download PDFInfo
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- CN214335533U CN214335533U CN202022549966.4U CN202022549966U CN214335533U CN 214335533 U CN214335533 U CN 214335533U CN 202022549966 U CN202022549966 U CN 202022549966U CN 214335533 U CN214335533 U CN 214335533U
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- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000005520 cutting process Methods 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 3
- 238000010924 continuous production Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 6
- 238000004513 sizing Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 241000238631 Hexapoda Species 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses hot saw machine control system relates to metal manufacturing device control technical field, especially relates to hot saw machine continuous production system. The utility model discloses hot saw control system still includes: the system comprises a closed-loop control unit, a double-emergency stop control unit, a quick stop unit, a frequency converter, an absolute value encoder, a cam motor A, a cam motor B and an encoder signal converter; the cam motor B and the encoder converter are respectively connected with an industrial personal computer; the closed-loop control unit is connected with a cam motor B; the cam motor A is connected with the encoder converter; two ends of the double-emergency-stop control unit, the quick-stop unit, the frequency converter and the absolute value encoder are respectively connected with the cam motor B and the encoder converter. The technical scheme of the utility model the cutting feed rate has been solved among the prior art and has saw cut the time length slowly (shortened to 1S by 30S), and the scale error is big (saw sideslip scale, now servo motor clamp send the scale) scheduling problem.
Description
Technical Field
The utility model discloses hot saw machine control system relates to metal manufacturing device control technical field, especially relates to hot saw machine continuous production system.
Background
The hot sawing machine system has the characteristics of high production efficiency, low cost, material saving, easiness in automation and the like. The production flow comprises the following steps: roller way transportation, sizing, sawing and roller way transportation. The main factors affecting the hot sawing machine: billet temperature, water flushing pressure, saw blade saw tooth angle, hot metal detector, gear lubrication, etc. The composite pipe can be widely applied to water supply and drainage engineering, and can also be used as a piling pipe and a bridge; wharfs, roads, pipes for building structures, etc.
The main mechanisms of the original hot sawing machine are as follows: a saw blade transmission mechanism, a saw blade feeding mechanism and a saw machine transverse moving mechanism for adjusting the fixed length. The original transverse moving track with the fixed length is easy to block, block and shake, so that the fixed length error is large and the efficiency is low. The existing sizing is high-speed accurate sizing controlled by S120, the moving speed of the sizing is 2m/S, and the error of the sizing is less than 1 mm. The original hot sawing machine has low cutting efficiency and often needs to arrange a plurality of operation lines.
In view of the above problems in the prior art, it is necessary to develop a new control system for a hot saw machine to overcome the problems in the prior art.
Disclosure of Invention
According to the technical problems of low production efficiency, large sizing error, long cutting time and the like in the prior art, the control system of the hot sawing machine is provided. The utility model discloses mainly utilize S120 'S clamp to send the scale mode, the high-speed stable rotation of main shaft of CU320 biax and quick accurate feed to original sideslip scale mechanism with send into the driven formula advance saw mechanism, carry out the scale in the aspect of with saw cut the transformation in the aspect of the aspect to play high-speed accurate scale, incessant high-speed cutting improves production efficiency' S effect greatly.
The utility model discloses a technical means as follows:
a hot saw control system comprising: the system comprises a programmable controller D425, a remote I/O control unit, a CU320, a PN network communication unit and an industrial personal computer; the PN network communication unit is used for recording all the active speeds in the system, the current of the motor and the like, and is connected with the industrial personal computer and the programmable controller D425 to form a loop; the programmable controller D425 is sequentially connected with the remote I/O control unit, the CU320, the remote I/O control unit and the programmable controller D425 in series;
the hot saw control system further comprises: the system comprises a closed-loop control unit, a double-emergency stop control unit, a quick stop unit, a frequency converter, an absolute value encoder, a cam motor A, a cam motor B and an encoder signal converter;
further, the cam motor B and the encoder signal converter are respectively connected with an industrial personal computer;
further, the closed-loop control unit is connected with a cam motor B;
further, the cam motor A is connected with an encoder signal converter;
furthermore, two ends of the double emergency stop control unit, the quick stop unit, the frequency converter and the absolute value encoder are respectively connected with the cam motor B and the encoder signal converter.
Further, the closed-loop control unit, the frequency converter and the absolute value encoder are connected, the positions of the cam motor A and the cam motor B are fed back through the absolute value encoder frequency converter, and the speeds of the cam motor A and the cam motor B are controlled in a loop mode.
Further, the double emergency stop control unit is connected with the frequency converter and used for controlling the double-path stop of the frequency converter so as to stop the operation of the unit driving motor.
Furthermore, one end of the encoder signal converter is connected with the absolute value encoder, and the other end of the encoder signal converter is connected with the PN network communication unit through the industrial personal computer and used for receiving the positions of the cam motor A and the cam motor B acquired by the absolute value encoder and controlling and adjusting the speeds of the cam motor A and the cam motor B according to the speeds.
Furthermore, the frequency converter is also connected with an input reactor for reducing higher harmonics of the frequency converter and inhibiting power supply surge.
Furthermore, the frequency converter is also connected with an output reactor for limiting the capacitive charging current of the motor connecting cable.
The frequency converter is respectively connected with the input reactor and the output reactor, thereby effectively avoiding the faults of the system, and improving the working efficiency of the system
Furthermore, the quick parking unit also comprises a brake resistor which is connected with the frequency converter and used for shortening the time for stopping the motor.
Adopt the braking resistance to shorten roll table parking time to 2s in the quick parking unit to the electric current that has avoided taking place to cause because of the parking is too big, thereby the condition of reporting to the police of heat increase. Improves the production of small insects and reduces the production amount of waste blanks.
The programmable controller D425 in the system is used for the speed of all motors, the current of the motors and the like in the system, and the remote I/O control unit and the encoder signal converter are respectively connected with the programmable controller PLC and used for realizing the remote work of a plurality of programmable controllers PLC in the system. The industrial personal computer is connected with the programmable controller PLC through a communication card, the programmable controller is connected with the frequency converter in series through a PROFINET-PN bus network, and the industrial personal computer is configured with all programming software. The closed-loop control unit absolute value encoder feeds back the real-time position of the cam motor to the PLC, and the frequency converter PLC controls the speed of the cam motor according to the feedback speed. Compared with single-group emergency stop control in the prior art, the double emergency stop control unit ensures that the safety unit stops when in fault. CU320 is used for adjusting the motor speed of cam, wherein adopts siemens D425 motion control ware, relies on the speed encoder to feed back to programmable controller PLC speed among the prior art, carries out speed adjustment, and speed adjustment's corresponding speed is faster, and transmission signal is stable, and it is convenient to maintain.
Compared with the prior art, the utility model has the advantages of it is following:
1. the hot sawing machine control system provided by the utility model ensures that the machine set can stop in time when a safety fault occurs by the double emergency stop control unit, thereby ensuring the safety of equipment and workers;
2. the utility model provides a hot sawing machine control system, because programmable controller adopts siemens D425 motion control ware, compare and rely on the speed encoder to feed back to programmable controller PLC speed among the prior art, carry out speed adjustment, speed adjustment's corresponding speed is faster, transmission signal is stable, it is convenient to maintain;
3. the utility model provides a hot sawing machine control system adopts siemens HMI touch-sensitive screen, and the system adopts the distributed network structure, and based on the network connection of PROFINET-PN, any equipment breaks down on the network and does not influence the operation of other equipment, and simple structure, transmission rate are fast;
4. the utility model provides a hot sawing machine control system, the converter is connected input reactor, output reactor respectively, has avoided the easy trouble that appears of system effectively, has improved the work efficiency of system;
5. the utility model provides a hot saw control system adopts the brake resistance to shorten roll table parking time to 2s in the quick parking unit to avoided taking place because of the electric current that the parking caused is too big, thereby the heat increases the condition of reporting to the police. Improves the production of small insects and reduces the production amount of waste blanks.
To sum up, use the technical scheme of the utility model the production efficiency who has solved among the prior art is low, and the scale error is big, the long scheduling problem of cutting time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 101. the system comprises a programmable controller D425102, a remote I/O control unit 103, a CU 320104, a PN network communication unit 105, an industrial personal computer 106, a closed-loop control unit 107, a double-emergency stop control unit 108, a quick stop unit 109, a frequency converter 110, an absolute value encoder 111, a cam motor A112, a cam motor B113 and an encoder signal converter.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element in question must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
As shown in the figure, the utility model provides a hot saw control system, include: a programmable controller D425101, a remote I/O control unit 102, a CU320103, a PN network communication unit 104 and an industrial personal computer 105; the PN network communication unit 104 is used for recording all the active speeds in the system, the current of the motor and the like, and the PN network communication unit 104 is connected with the industrial personal computer 105 and the programmable controller D425101 to form a loop; the programmable controller D425101 is sequentially connected with the remote I/O control unit 102, the CU320103, the remote I/O control unit 102 and the programmable controller D425101 in series;
characterized in that, the hot sawing machine control system further comprises: a closed loop control unit 106, a double emergency stop control unit 107, a quick stop unit 108, a frequency converter 109, an absolute value encoder 110, a cam motor A111, a cam motor B112 and an encoder signal converter 113;
the cam motor B112 and the encoder signal converter 113 are respectively connected with the industrial personal computer 105;
the closed-loop control unit 106 is connected with a cam motor B112;
the cam motor A111 is connected with an encoder signal converter 113;
both ends of the double scram control unit 107, the quick stop unit 108, the inverter 109 and the absolute value encoder 110 are connected to the cam motor B112 and the encoder signal converter 113, respectively.
The closed-loop control unit 106, the frequency converter 109 and the absolute value encoder 110 are connected, the positions of the cam motor A111 and the cam motor B112 are fed back by the frequency converter 109 through the absolute value encoder 110, and the speeds of the cam motor A111 and the cam motor B112 are controlled in a loop mode.
The double emergency stop control unit 107 is connected with the frequency converter 109 and is used for controlling and stopping the frequency converter 109 to work in a double way, so that the operation of the unit driving motor is stopped.
One end of the encoder signal converter 113 is connected with the absolute value encoder 110, and the other end is connected with the PN network communication unit 104 through the industrial personal computer 105, and is used for receiving the positions of the cam motor a111 and the cam motor B112 acquired by the absolute value encoder 110, and controlling and adjusting the speeds of the cam motor a111 and the cam motor B112 according to the speeds.
The inverter 109 is also connected to an input reactor for reducing higher harmonics of the inverter 109 and suppressing power supply surge.
The frequency converter 109 is further connected to an output reactor for limiting the capacitive charging current of the motor connection cable.
The quick stop unit 108 further comprises a brake resistor connected to the frequency converter 109 for shortening the time for stopping the motor.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. A hot saw control system comprising: the system comprises a programmable controller D425(101), a remote I/O control unit (102), a CU320(103), a PN network communication unit (104) and an industrial personal computer (105); the PN network communication unit (104) is used for recording all the active speeds, the current of the motor and the like in the system, and the PN network communication unit (104) is connected with the industrial personal computer (105) and the programmable controller D425(101) into a loop; the programmable controller D425(101) is sequentially connected with the remote I/O control unit (102), the CU320(103), the remote I/O control unit (102) and the programmable controller D425(101) in series;
it is characterized in that, the hot sawing machine control system also comprises: the system comprises a closed-loop control unit (106), a double-emergency stop control unit (107), a quick stop unit (108), a frequency converter (109), an absolute value encoder (110), a cam motor A (111), a cam motor B (112) and an encoder signal converter (113);
the cam motor B (112) and the encoder signal converter (113) are respectively connected with the industrial personal computer (105);
the closed-loop control unit (106) is connected with a cam motor B (112);
the cam motor A (111) is connected with an encoder signal converter (113);
two ends of the double-emergency stop control unit (107), the quick stop unit (108), the frequency converter (109) and the absolute value encoder (110) are respectively connected with the cam motor B (112) and the encoder signal converter (113).
2. The hot saw control system according to claim 1, wherein the closed loop control unit (106), the frequency converter (109) and the absolute value encoder (110) are connected, the positions of the cam motor A (111) and the cam motor B (112) are fed back through the absolute value encoder (110) and the frequency converter (109), and the speeds of the cam motor A (111) and the cam motor B (112) are controlled in a loop.
3. The hot sawing machine control system according to claim 1, wherein the double emergency stop control unit (107) is connected to the frequency converter (109) for controlling the frequency converter (109) to stop working in a double way, thereby stopping the operation of the unit drive motor.
4. The hot sawing machine control system according to claim 1, wherein one end of the encoder signal converter (113) is connected with the absolute value encoder (110), and the other end is connected with the PN network communication unit (104) through the industrial personal computer (105), and is configured to receive the position of the cam motor a (111) and the cam motor B (112) acquired by the absolute value encoder (110), and adjust the speed of the cam motor a (111) and the cam motor B (112) according to the speed control.
5. A hot saw control system according to claim 3, characterized in that an input reactor is further connected to the frequency converter (109) for reducing higher harmonics of the frequency converter (109) and suppressing power surges.
6. A hot saw control system according to claim 5, characterized in that the frequency converter (109) is further connected with an output reactor for limiting the capacitive charging current of the motor connection cable.
7. The hot saw control system according to claim 1, wherein the quick stop unit (108) further comprises a brake resistor connected to the inverter (109) for reducing the time for stopping the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022549966.4U CN214335533U (en) | 2020-11-06 | 2020-11-06 | Control system of hot sawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022549966.4U CN214335533U (en) | 2020-11-06 | 2020-11-06 | Control system of hot sawing machine |
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| Publication Number | Publication Date |
|---|---|
| CN214335533U true CN214335533U (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022549966.4U Active CN214335533U (en) | 2020-11-06 | 2020-11-06 | Control system of hot sawing machine |
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|---|---|
| CN (1) | CN214335533U (en) |
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Effective date of registration: 20240328 Address after: 116000, 1st Floor, No. 4-1 Youquan Road, Zhanqian Street, Jinzhou District, Dalian City, Liaoning Province Patentee after: Dalian Sangao Kaipu Technology Co.,Ltd. Country or region after: China Address before: 116000 floor 1, no.38-7-1, Jinyao Road, Dalian Economic and Technological Development Zone, Liaoning Province (energy market) (China (Liaoning) pilot Free Trade Zone) Patentee before: Dalian Sage Technology Development Co.,Ltd. Country or region before: China |