CN104860074A - Control method for stacking of plate finishing line finished products - Google Patents
Control method for stacking of plate finishing line finished products Download PDFInfo
- Publication number
- CN104860074A CN104860074A CN201410067047.XA CN201410067047A CN104860074A CN 104860074 A CN104860074 A CN 104860074A CN 201410067047 A CN201410067047 A CN 201410067047A CN 104860074 A CN104860074 A CN 104860074A
- Authority
- CN
- China
- Prior art keywords
- steel plate
- shifting board
- station
- control method
- time
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G57/00—Stacking of articles
- B65G57/02—Stacking of articles by adding to the top of the stack
- B65G57/03—Stacking of articles by adding to the top of the stack from above
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2814/00—Indexing codes relating to loading or unloading articles or bulk materials
- B65G2814/03—Loading or unloading means
- B65G2814/0301—General arrangements
- B65G2814/0304—Stacking devices
- B65G2814/0305—Adding to the top
Abstract
The invention discloses a control method for stacking of plate finishing line finished products. A control system, a movable baffle and a falling steel plate are adopted. The control method comprises steps as follows: production preparation work is performed; an operating line is started; an outlet speed signal is uploaded to the control system; a sensing grating for detecting the position of the steel plate is arranged nearby an inlet of the movable baffle to detect a steel plate position signal; after the steel plate position signal is detected, horseshoe rollers are turned over after a period, so that the steel plate falls down; the movable baffle beats the steel plate and stacking is finished; the steel plate falling manner in Step 5) adopts a parabola falling manner. The horseshoe roller steel plate throwing manner is optimized, the steel plate is ensured to fall down in the preset position, and bounces caused by collisions with the movable baffle are reduced, so that bale stack shapes are guaranteed; the station of the movable baffle is improved and the beating function is added, the steel plate is adjusted in the length direction, and stack shape out-of-tolerance is prevented. The quality problem of irregular thick plate cross-cutting line finished product bale stack shapes is effectively solved.
Description
Technical field
The packaging that the present invention relates to hot rolled plate ties up field, is specifically related to a kind of raising board finished product bale packing stacking quality, guarantees the technology of finished product buttress shape.
Background technology
Hot-rolled finished product plate is a part for hot rolling merchantable timber, directly end user is issued with bale packing form (multiple steel plate stack ups form a bale packing), buttress shape is that the important quality of hot rolling merchantable timber one of requires, if stacking is bad, not only affect the presentation quality of product, but also the packaging of rear operation can be affected, especially box-packaged, and the transport of intermediate stream link and user, lifting etc.
The main means of hot rolled plate bale packing buttress shape quality control are the uses of shifting board, by position adjustment and the barrier effect of shifting board, guarantee that plate bale packing buttress shape meets the demands.
With reference to Fig. 1, the control process of sheet piler platform is as follows:
Dead work: first operating personal sets according to the opening degree (vertical distances between namely inside two backplates 2) of steel plate width to sheet piler platform, enters sheet piler platform smoothly to enable steel plate.Then control position (have horizontal and vertical two positions, level, for waiting for position, is vertically working position) is put into according to the length adjustment shifting board 6 of steel plate to suitable position (setting numerical value is specified sheared length+15 ~ 20mm of steel plate usually).Afterwards fixed dam 5 lifted (position of fixed dam 5 is fixing, but can rise and decline, and needs to rise to control position when production) and in terminal picture, input concrete bale packing number.After all settings terminate, start normally to produce.
Concrete production process is as follows: operating personal starting outfit sends steel plate into sheet piler platform, when steel plate 4 arrives shifting board 6 time, horseshoe roll 1 overturns downwards (horseshoe roll controls to spin upside down by cylinder), is fallen into by steel plate on the pile lifter below sheet piler platform.When the steel plate entering sheet piler platform reaches the number of setting time, bale packing pulls out by operating personal, continues production below.Sheet piler platform relies on shifting board 6 and fixed dam 5 to limit the lowering position of steel plate, to ensure the stacking quality of steel plate.
Be originally and by shifting board steel plate stopped and dropping on buttress plate dolly, employing be mechanical stop mode, the speed entering sheet piler platform due to steel plate is very fast, directly collides on shifting board, to the impact of equipment very greatly, is often damaged.The steel plate of rapid movement has very large inertia simultaneously, and shifting board promotes by cylinder, shifting board can be changed by occurrence positions by impacting, cause bale packing uneven in the longitudinal direction, particularly evident when especially producing some thick steel plates, sometimes even shifting board can be washed open, the buttress shape of bale packing cannot be ensured.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is to seek a kind of control method solving finished product bale packing buttress shape, solves the quality problems that stacking is uneven.Reduce the impact to equipment by adjustment simultaneously, ensure the stable of equipment state.
Technical scheme of the present invention is, a kind of control method of finishing printed line finished product stacking, and comprise control system, the steel plate of shifting board and whereabouts, is characterized in that: described control method comprises:
1) production preparation;
2) operating line starts;
3) exit velocity signal uploads control system;
4) near described shifting board entrance, being provided with one for detecting the induction grating of steel plate position, detecting steel plate position signal;
5) detect after steel plate position signal after time delay a period of time, horseshoe roll is overturn, steel plate is fallen;
6) steel plate patted by shifting board, and stacking completes;
Steel plate whereabouts mode described in step 5) is that parabolic manner falls.
The present invention, by changing the whereabouts mode of steel plate, changes parabolic manner into by original vertical drop.When responding to grating and sensing steel plate, system starts downward upset according to horseshoe roll after speed time delay certain hour, is put down by steel plate.When object runs with parabolic path, speed V0 can be decomposed into horizontal velocity V1 and vertical speed V2.When starting point, overall rate V0=horizontal velocity V1, vertical speed V2 are 0.The equation of parabolic path motion is:
Distance of fall H=0.5*gt
0 2
Vertical speed V2=gt
0
Horizontal throw S=V1*t
0
(g is acceleration due to gravity)
According to the control method of a kind of finishing printed line finished product stacking of the present invention, preferably, the delay time described in step 5) is T, T=S1/V1-t
0; In formula, S1 is the distance of induction grating to shifting board, and unit is rice; V1 be steel plate with horizontal velocity during parabola falling motion, unit is meter per second; t
0for steel plate to fall to the time of terminal from starting point, unit is second.
Known steel plate falls to the vertical distance of terminal from starting point, substitutes into formula distance of fall H=0.5*gt above
0 2lowering time can be drawn.The distance S=V1*t of walking in a horizontal state
0.Simultaneously known: induction grating is S1 rice to the distance of shifting board.So the time of horseshoe roll upset: T=(S-V1*t
0)/V1=S1/V1-t
0, the time postponed after this time T and grating sense steel plate.
Further, the delay time described in step 5) is T, T=S1/V1-t
0-0.2; In formula, S1 is the distance of induction grating to shifting board, and unit is rice; V1 be steel plate with horizontal velocity during parabola falling motion, unit is meter per second; t
0for steel plate to fall to the time of terminal from starting point, unit is second.The speed of response of consideration system itself has deviation and steel plate itself is not the particle supposed in parabolic equation, after reality is tested repeatedly, more preferably, done to the delay process of 0.2S the above-mentioned time, namely grating senses the T=(S1/V1-t after steel plate
0-0.2) under after second, steel plate is thrown by horseshoe roll upset.Like this when steel plate and shifting board touch time, because the speed in horizontal direction reduces, inertia can reduce, and just can reduce the impact to shifting board.
Further, the beating time of described shifting board is t, t=S1/V1, and in formula, S1 is the distance of induction grating to shifting board, and unit is rice; V1 be steel plate with horizontal velocity during parabola falling motion, unit is meter per second.When steel plate runs to the position of shifting board, shifting board will carry out beating action, the time point t=S1/V1 patted, namely from detecting that steel plate signal arrives shifting board to steel plate and will run time required for S1 rice, during by throwing steel, the beating of spot control and shifting board ensure that the buttress shape on length direction.
Further, the station of described shifting board comprises the first station being parallel to ground, perpendicular to the 3rd station and second station that is positioned in the middle of the first station and the 3rd station on ground; Time unproductive, shifting board is in the position of the first station, and in time starting to produce, shifting board moves to the position of the second station, and steel plate arrives in the dropping process of the 3rd station, and shifting board is swung to the 3rd station by the second station.By increasing the station of a shifting board, steel plate arrives in the dropping process of the 3rd station, shifting board is swung to the 3rd station by the second station, steel plate can be avoided so directly to collide shifting board, play buffer action further, position on steel plate length direction can be corrected again simultaneously, avoid steel plate to go out in the longitudinal direction.
Described S1 is 1.0-3.5 rice.S1 be induction grating to the distance of shifting board, the selection of this distance is normally determined by the restriction of in-site installation position.According to working condition, usually select 1.0-3.5 rice in the majority.
Beneficial effect of the present invention
The present invention effectively can solve the uneven quality problems of slab traverse finished product bale packing buttress shape.
1. the present invention throws the optimization of steel mode by horseshoe roll, can ensure that steel plate falls according to preposition, and reduces the rebound phenomena caused with the shock of shifting board, thus ensures bale packing buttress shape.
2. the present invention is by improving the station of shifting board and increasing beating function, can, to the enterprising Row sum-equal matrix in steel plate length direction, avoid buttress shape overproof.
3. The present invention reduces the direct impact of steel plate and equipment, to the equipment of protection sheet piler platform, guarantee that administration measure has good effect.
Accompanying drawing explanation
Fig. 1 is sheet piler platform equipment birds-eye view.
Fig. 2 is shifting board station schematic diagram of the present invention.
Fig. 3 is stacking procedure schematic diagram.
To be particle to fall schematic diagram according to parabolic path Fig. 4.
Fig. 5 is control flow chart of the present invention.
In figure, 1-horseshoe roll, 2-backplate, 3-conveyor roller, 4-steel plate, 5-fixed dam, 6-shifting board, 7-responds to grating.
Detailed description of the invention
As shown in Figure 5, control flow of the present invention is as follows:
1) start
2) production preparation
3) operating line starts
4) exit velocity signal uploads control system
5) steel plate position signal is detected, control system computation delay time T and beating time t
6) horseshoe roll upset
7) shifting board is patted
8) terminate
As shown in figures 1 and 3, steel plate 4 is run by conveyor roller 3 band steel working direction.One is provided with for detecting the induction grating 7 of steel plate position near described shifting board entrance; When responding to grating 7 and sensing steel plate 4, system is according to after velocity lag certain time interval T, and horseshoe roll 1 starts downward upset, is put down by steel plate 4, and shifting board 6 is patted.The whereabouts mode of steel plate 4 is that parabolic manner falls.
Change the whereabouts mode of steel plate, change parabolic manner into by original vertical drop.When responding to grating 7 and sensing steel plate 4, system starts downward upset according to horseshoe roll after speed time delay certain hour, is put down by steel plate.
Particle parabola fall trajectory schematic diagram is shown in Fig. 4. delay time T calculates by following formula: T=S1/V1-t
0; In formula, S1 is the distance of induction grating to shifting board, and unit is rice; V1 be steel plate with horizontal velocity during parabola falling motion, unit is meter per second; t
0for steel plate to fall to the time of terminal from starting point, unit is second.Known data: the vertical distance that steel plate falls to terminal from starting point is 0.24 meter, substitutes into formula above and obtains 0.24=0.5 × 10 × t
2, show that lowering time is 0.22S.The distance S=V1*0.22 of walking in a horizontal state.Simultaneously known: induction grating is 1.7 meters to the distance of shifting board.So the time of horseshoe roll upset: T=(1.7-V1*0.22)/V1=1.7/V1-0.22, the time postponed after this time T and grating sense steel plate.
Further, the speed of response of consideration system itself has deviation and steel plate itself is not the particle supposed in parabolic equation, after reality is tested repeatedly, done to the delay process of 0.2S the above-mentioned time, namely grating senses the T=(1.7/V1-0.22-0.2 after steel plate)=(1.7/V1-0.42) under after second, steel plate is thrown by horseshoe roll upset.Like this when steel plate and shifting board touch time, because the speed in horizontal direction reduces, inertia can reduce, and just can reduce the impact to shifting board.
When steel plate runs to the position of shifting board, shifting board will carry out beating action, the time point t=S1/V1 patted, when S1=1.7 rice, namely from detecting that steel plate signal arrives shifting board to steel plate and will run time required for 1.7 meters, during by throwing steel, the beating of spot control and shifting board ensure that the buttress shape on length direction.
In order to reach better buffering effect, shifting board 6 can be arranged 3 station (see figure 2)s.The station of described shifting board 6 comprises the first station being parallel to ground, namely waits for station, and perpendicular to the 3rd station and second station that is positioned in the middle of the first station and the 3rd station on ground, the second station is normal work station.Time unproductive, shifting board is in the position of the first station, in time starting to produce, shifting board moves to the position of the second station, steel plate arrives in the dropping process of the 3rd station 3, shifting board is swung to the 3rd station position by the second station position, steel plate can be avoided so directly to collide shifting board, play buffer action further, position on steel plate length direction can be corrected again simultaneously, avoid steel plate to go out in the longitudinal direction.
Control method of the present invention, by throwing the optimization of steel mode to horseshoe roll, can ensure that steel plate falls according to preposition, and reduces the rebound phenomena caused with the shock of shifting board, thus ensures bale packing buttress shape; By improving the station of shifting board and increasing beating function, can, to the enterprising Row sum-equal matrix in steel plate length direction, avoid buttress shape overproof.Efficiently solve the quality problems that slab traverse finished product bale packing buttress shape is uneven.
Claims (8)
1. a control method for finishing printed line finished product stacking, comprises control system, and the steel plate of shifting board and whereabouts, is characterized in that: described control method comprises:
1) production preparation;
2) operating line starts;
3) exit velocity signal uploads control system;
4) near described shifting board entrance, being provided with one for detecting the induction grating of steel plate position, detecting steel plate position signal;
5) detect after steel plate position signal after time delay a period of time, horseshoe roll is overturn, steel plate is fallen;
6) steel plate patted by shifting board, and stacking completes;
Steel plate whereabouts mode described in step 5) is that parabolic manner falls.
2. the control method of a kind of finishing printed line finished product stacking according to claim 1, it is characterized in that, the delay time described in step 5) is T, T=S1/V1-t
0; In formula, S1 is the distance of induction grating to shifting board, and unit is rice; V1 be steel plate with horizontal velocity during parabola falling motion, unit is meter per second; t
0for steel plate to fall to the time of terminal from starting point, unit is second.
3. the control method of a kind of finishing printed line finished product stacking according to claim 1 and 2, it is characterized in that, delay time described in step 5) is T, T=S1/V1-t
0-0.2; In formula, S1 is the distance of induction grating to shifting board, and unit is rice; V1 be steel plate with horizontal velocity during parabola falling motion, unit is meter per second; t
0for steel plate to fall to the time of terminal from starting point, unit is second.
4. the control method of a kind of finishing printed line finished product stacking according to claim 1 and 2, it is characterized in that, the beating time of described shifting board is t, t=S1/V1, and in formula, S1 is the distance of induction grating to shifting board, and unit is rice; V1 be steel plate with horizontal velocity during parabola falling motion, unit is meter per second.
5. the control method of a kind of finishing printed line finished product stacking according to claim 3, it is characterized in that, the beating time of described shifting board is t, t=S1/V1, and in formula, S1 is the distance of induction grating to shifting board, and unit is rice; V1 be steel plate with horizontal velocity during parabola falling motion, unit is meter per second.
6. the control method of a kind of finishing printed line finished product stacking according to claim 1 and 2, it is characterized in that, the station of described shifting board comprises the first station being parallel to ground, perpendicular to the 3rd station and second station that is positioned in the middle of the first station and the 3rd station on ground; Time unproductive, shifting board is in the position of the first station, and in time starting to produce, shifting board moves to the position of the second station, and steel plate arrives in the dropping process of the 3rd station, and shifting board is swung to the 3rd station by the second station.
7. the control method of a kind of finishing printed line finished product stacking according to claim 2, it is characterized in that, described S1 is 1.0-3.5 rice.
8. the control method of a kind of finishing printed line finished product stacking according to claim 3, it is characterized in that, described S1 is 1.0-3.5 rice.
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| CN201410067047.XA CN104860074B (en) | 2014-02-26 | 2014-02-26 | A kind of control method of finishing printed line finished product stacking |
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|---|---|---|---|
| CN201410067047.XA CN104860074B (en) | 2014-02-26 | 2014-02-26 | A kind of control method of finishing printed line finished product stacking |
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| CN104860074A true CN104860074A (en) | 2015-08-26 |
| CN104860074B CN104860074B (en) | 2017-08-25 |
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Cited By (3)
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| CN107902422A (en) * | 2017-11-27 | 2018-04-13 | 安徽戎发冲压机器人有限公司 | Plate stacking automatic flapping mechanism |
| CN112453073A (en) * | 2020-10-23 | 2021-03-09 | 北京科技大学设计研究院有限公司 | Automatic slab discharging control method for slab stacking platform |
| CN114890053A (en) * | 2022-05-12 | 2022-08-12 | 珠海全润科技有限公司 | Automatic fold material and receive material machine |
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|---|---|
| CN104860074B (en) | 2017-08-25 |
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