CN201064927Y - Gypsum plate fixed-length cutting control system - Google Patents
Gypsum plate fixed-length cutting control system Download PDFInfo
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- CN201064927Y CN201064927Y CNU2007201695874U CN200720169587U CN201064927Y CN 201064927 Y CN201064927 Y CN 201064927Y CN U2007201695874 U CNU2007201695874 U CN U2007201695874U CN 200720169587 U CN200720169587 U CN 200720169587U CN 201064927 Y CN201064927 Y CN 201064927Y
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- blade
- plasterboard
- speed
- control system
- length
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Abstract
The utility model also discloses a plasterboard fixed length shearing control system, including an examination portion, a central processing portion and an electric motor control portion. The utility model can better facilitate the circumferential rotation by controlling a blade of a knife roller, so as to greatly promote the plasterboard fixed length shearing accuracy with the shearing precision reaching 0.67%. The utility model has advantages of good static and dynamic characteristics, high precision and system stability, and can meet technique requirements.
Description
Technical field
The utility model relates to the control system that a kind of plasterboard is sheared.
Background technology
The production of plasterboard is a continuous production process, and the cut-to-length of plasterboard wet plate is an important production link of gypsum board manufacture, mainly is at present to adopt the method for functional module+servo-control system to shear.Yet owing to reasons such as detection, modeling, algorithms, the precision of shearing generally can only be controlled at about 2 ‰.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of shear precision can reach 0.67 ‰ plasterboard cut-to-length control method and servo-control system.
A kind of plasterboard cut-to-length control system of the present utility model comprises: test section, central processing department and motor controling part, wherein,
Described test section is used for the speed V that online detection plasterboard moves
lAnd length L;
Described central processing department is used for handling according to the data-signal of the online detection of described test section, and to described motor controling part output control signal;
Described motor controling part is used to drive rotor successively in three speed districts: accelerating region GB, synchronization zone BC and deceleration area CG are rotated, and the speed of the blade of rotor is satisfied in each district:
Accelerating region GB:
Synchronization zone BC:V
r=1.03V
l, and
Deceleration area CG:
Wherein,
N is a blade accelerating region overall pulse number, V
rBe edge line speed; V
lBe the sheet material movement velocity; C
0Cutting knife umber of pulse when arriving zero point for blade; B is the umber of pulse of blade feedback.
Preferably, described test section comprises: detect the wheel and first photoelectric encoder, detect the speed V that wheel moves detected plasterboard
lBe transferred to described central control part with the length L signal by described first photoelectric encoder.
Preferably, described central processing department can adopt PLC.
Preferably, described motor controling part comprises: the servo controller and second photoelectric encoder, described second photoelectric encoder is used to detect the particular location of the blade of rotor at the motion circumference, and servo controller is used for driving according to the control signal control of described central processing department the motor rotation of upper and lower rotor.
The utility model circumferentially rotates better by the blade of control rotor, thereby has improved the shear precision of plasterboard fixed length greatly, and shear precision can reach 0.67 ‰.The utility model not only has good static and dynamic performance, and precision height, and system stability have satisfied technological requirement.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the speed subregion schematic diagram of the utility model blade.
The specific embodiment
As shown in Figure 1, the utility model comprises: test section 3, central processing department 1 and motor controling part 2, wherein,
Accelerating region GB:
Synchronization zone BC:V
r=1.03V
l, and
Deceleration area CG:
Wherein,
N is a blade accelerating region overall pulse number, V
rBe edge line speed; V
lBe the sheet material movement velocity; C
0Cutting knife umber of pulse when arriving zero point for blade; B is the umber of pulse of blade feedback.In Fig. 2, G has sheared once the back to wait for the blade halt that shear next time.
As shown in Figure 1, above-mentioned test section 3 comprises: detect wheel 31 and first photoelectric encoder 32, detect the speed V that wheel 31 moves detected plasterboard 6
lBe transferred to central control part 1 with the length L signal by first photoelectric encoder 32.Central processing department 1 can adopt PLC (Programmable Logic Controller), also can adopt other controller, such as Industrial PC or single-chip microcomputer.In addition, motor controling part 2 comprises: the servo controller 21 and second photoelectric encoder 22, second photoelectric encoder 22 is used to detect down the particular location of the blade of rotor 5 (also can be to detect to go up rotor 4) at the motion circumference, and servo controller 21 is used for driving according to the control signal control of central processing department 1 motor 23 rotations of upper and lower rotor 4,5.The physical length L that moves when plasterboard 6 and given length L ' when equating, servo controller 21 comes the last rotor 4 in the controlled motion and the blade of following rotor 5 just to mesh by control servomotor 23, thereby cuts off plasterboard 6 in above-mentioned synchronization zone BC fixed length.
Below, by a concrete example operating process of the present utility model is described:
A, establish that to need the plasterboard thickness of cut-to-length be 9.5 millimeters, the radius of blade is 192 millimeters, and the girth that blade moves a week is 1206 millimeters (the respective pulses number is 10000, and promptly pulse equivalency is 0.01206 millimeter/pulse), the movement velocity V of plasterboard
lBe 45 meters/minute, shearing given length L ' is 3000 millimeters (the respective pulses number is 120000, and promptly pulse equivalency is 0.025 millimeter/pulse).Then the angle of the shared blade circumference of synchronization zone BC is 36 degree, and blade accelerating region respective pulses number is 7000, and synchronization zone respective pulses number is 1000, and deceleration area respective pulses number is 2000.
By detecting the speed V that wheel detects plasterboard 6
lAnd length L, wherein, physical length L is 0 to 3000 millimeter variation (the respective pulses number is 0 to 120000).First photoelectric encoder 32 is transferred to central processing department 1 with speed and physical length data-signal;
B, central processing department 1 are according to the rotary speed parameter of the upper and lower rotor 4,5 of above-mentioned signal sets.It is as follows that blade moves all concrete conditions: blade is steadily quickened by speed 0 beginning from halt G, reaches 45 meters/minute to accelerating region terminal point B edge line speed, and blade just contacts with plasterboard when arriving the B point; Linear velocity at synchronization zone BC blade is 46.35 meters/minute; At deceleration area CG, blade speed steadily decelerates to 0 by 46.35 meters/minute.In the calculating process of PLC, the integer of the corresponding 0-4095 of speed, carry out the D/A conversion by analog output module then, the digital quantity of 0-4095 is converted to-the analog quantity voltage signal of 10V-+10V, this voltage signal is the set-point of servo controller 21, after this voltage signal is passed to servomotor controller 21, control the rotation of upper and lower rotor 4,5 by control servomotor 23 by servomotor controller 21;
Length L ' when equating, the blade that rotor 4 and following rotor 5 are gone up in servomotor controller 21 controls just meshes, thereby cuts off plasterboard 6 in synchronization zone BC fixed length for c, the physical length L and given that move when plasterboard 6.
By top concrete operations, absolute precision of the present utility model can reach 3000mm ± 2mm, and relative accuracy can reach 0.67 ‰.
Claims (4)
1. a plasterboard cut-to-length control system is characterized in that, comprising: test section, central processing department and motor controling part, wherein,
Described test section is used for the speed V that online detection plasterboard moves
lAnd length L;
Described central processing department is used for handling according to the data-signal of the online detection of described test section, and to described motor controling part output control signal;
Described motor controling part is used to drive rotor successively in three speed districts: accelerating region GB, synchronization zone BC and deceleration area CG are rotated, and the speed of the blade of rotor is satisfied in each district:
Accelerating region GB:
Synchronization zone BC:V
r=1.03V
l, and
Deceleration area CG:
Wherein,
N is a blade accelerating region overall pulse number, V
rBe edge line speed; V
lBe the sheet material movement velocity; C
0Cutting knife umber of pulse when arriving zero point for blade; B is the umber of pulse of blade feedback.
2. a kind of plasterboard cut-to-length control system as claimed in claim 1 is characterized in that described test section comprises: detect the wheel and first photoelectric encoder, detect the speed V that wheel moves detected plasterboard
lBe transferred to described central control part with the length L signal by described first photoelectric encoder.
3. a kind of plasterboard cut-to-length control system as claimed in claim 1 or 2 is characterized in that described central processing department can adopt PLC or Industrial PC or single-chip microcomputer.
4. a kind of plasterboard cut-to-length control system as claimed in claim 3, it is characterized in that, described motor controling part comprises: the servo controller and second photoelectric encoder, described second photoelectric encoder is used to detect the particular location of the blade of rotor at the motion circumference, and servo controller is used for driving according to the control signal control of described central processing department the motor rotation of upper and lower rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201695874U CN201064927Y (en) | 2007-07-05 | 2007-07-05 | Gypsum plate fixed-length cutting control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201695874U CN201064927Y (en) | 2007-07-05 | 2007-07-05 | Gypsum plate fixed-length cutting control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201064927Y true CN201064927Y (en) | 2008-05-28 |
Family
ID=39482089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201695874U Expired - Lifetime CN201064927Y (en) | 2007-07-05 | 2007-07-05 | Gypsum plate fixed-length cutting control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN201064927Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101337398B (en) * | 2007-07-05 | 2011-03-23 | 北新集团建材股份有限公司 | Gypsum board cutting control method and system with fixed length |
| CN106325195A (en) * | 2015-07-08 | 2017-01-11 | 中国科学院沈阳计算技术研究所有限公司 | Full closed-loop plate shearing machine and control method for calibration compensation |
| CN108975843A (en) * | 2018-07-11 | 2018-12-11 | 泰山石膏（辽宁）有限公司 | A kind of Paper-faced gyp plate producing process added with retarder |
| CN115383886A (en) * | 2022-08-30 | 2022-11-25 | 北新集团建材股份有限公司 | Automatic specification switching system of gypsum board |
| WO2024060442A1 (en) * | 2022-09-21 | 2024-03-28 | 中建材创新科技研究院有限公司 | High-precision cutting method for gypsum plasterboard and control system |
-
2007
- 2007-07-05 CN CNU2007201695874U patent/CN201064927Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101337398B (en) * | 2007-07-05 | 2011-03-23 | 北新集团建材股份有限公司 | Gypsum board cutting control method and system with fixed length |
| CN106325195A (en) * | 2015-07-08 | 2017-01-11 | 中国科学院沈阳计算技术研究所有限公司 | Full closed-loop plate shearing machine and control method for calibration compensation |
| CN106325195B (en) * | 2015-07-08 | 2019-03-19 | 中国科学院沈阳计算技术研究所有限公司 | A kind of the closed-loop plate shearing machine and control method of compensation for calibrating errors |
| CN108975843A (en) * | 2018-07-11 | 2018-12-11 | 泰山石膏（辽宁）有限公司 | A kind of Paper-faced gyp plate producing process added with retarder |
| CN108975843B (en) * | 2018-07-11 | 2021-02-05 | 泰山石膏（辽宁）有限公司 | Production method of gypsum plaster board added with retarder |
| CN115383886A (en) * | 2022-08-30 | 2022-11-25 | 北新集团建材股份有限公司 | Automatic specification switching system of gypsum board |
| WO2024060442A1 (en) * | 2022-09-21 | 2024-03-28 | 中建材创新科技研究院有限公司 | High-precision cutting method for gypsum plasterboard and control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TAICANG BEIXIN BUILDING MATERIALS CO., LTD. Free format text: FORMER OWNER: BEIXIN GROUP BUILDING MATERIAL CO., LTD. Effective date: 20091225 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091225 Address after: GCL Jiangsu Province Road Taicang Port Development Zone No. 2, zip code: 215433 Patentee after: Granary Bei Xin building materials Co., Ltd Address before: Building 16, building materials building, No. three Li He road, 11, Beijing, Haidian District: 100037 Patentee before: Beijing New Building Materials Public Limited Company |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20080528 Effective date of abandoning: 20070705 |