CN101362276B - Forming method of lamp post sheet material and production line thereof - Google Patents
Forming method of lamp post sheet material and production line thereof Download PDFInfo
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- CN101362276B CN101362276B CN2008101987867A CN200810198786A CN101362276B CN 101362276 B CN101362276 B CN 101362276B CN 2008101987867 A CN2008101987867 A CN 2008101987867A CN 200810198786 A CN200810198786 A CN 200810198786A CN 101362276 B CN101362276 B CN 101362276B
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Abstract
The invention provides a method for completing the shaping of the sheet material of a lamp post body on an identical production line and a production line thereof. The shaping method for the sheet material of the lamp post body on an identical production line comprises the following steps of: 1) uncoiling; 2) flattening; 3) measurement to length; 4) transversely cutting with certain angle; 5) oblique positioning; 6) slave conveying; and 7) longitudinal cutting. The production line for the shaping of the sheet material of the lamp post body comprises devices and equipment used for realizing the steps in sequence. The invention has the advantages that the expected shape can be quickly obtained, without manual secondary positioning; the way of sheet material travelling and longitudinal cutter fixing is adopted, so as to effectively ensure the straightness accuracy and the cutting efficiency of the longitudinal cutting; in the implementation of the method, transformation can be carried out on the basis of the original production line, which is favorable for reducing the input cost.
Description
Technical field
The present invention relates to a kind of forming method and production line of lamp stand body of rod plate.
Along with China's rapid development of economy, industries such as city illumination, highway illumination, electric power conveying increase day by day to the taper lamp stand demand of all size, domestic in recent years a large amount of lamp stand processing enterprises also appears, but because production technology falls behind, production efficiency is low or the production line cost is too expensive, can not satisfy both at home and abroad to the high production capacity of this product, high-quality production requirement.The production of the taper lamp stand body of rod is as most important component in the lamp stand main body, and its process generally comprises following operation: 1) uncoiling; 2) leveling; 3) cutting to length (the coiled strip branch is cut into multistage rectangle plate); 4) cut sth. askew (plate of each section rectangle is cut into isosceles trapezoid); 5) template is corrected; 6) classification stacking; 7) bending; 8) weld seam.Like this, the metal coiled strip just becomes the three-dimensional shape of tubulose.
Make a general survey of domestic and international lamp stand production industry steel plate processing technology, roughly divide three classes the processing method of preceding 5 operations:
The first kind: by two production line processing.Article one, production line is finished the uncoiling, leveling, cutting to length of steel plate, stacking first; The second production line is by artificial material loading, location, measurement, again by circle shear cut sth. askew, the secondary stacking.Such production technology is that most middle and small scale enterprise uses advantage: economy.Shortcoming: operating personnel many (7～8 people), occupied ground is big, and production efficiency is low, and it is poor to shear the back template.
Second class: by a production line and a large-scale plate shearing machine processing.Production line is finished uncoiling, leveling, cutting to length, the stacking of steel plate; Artificial lifting steel plate is finished cutting sth. askew of trapezoidal plate on the plate shearing machine of 12～14 meters of fabric widths.Such production technology domestic enterprise uses seldom, mainly is that the quality and the cost of large-scale plate shearing machine is all very high, and automation degree of equipment is not high, and its advantage is to satisfy the linearity of edges of boards behind the steel plate shearing.
The 3rd class: by a production line processing.Production line can finish automatically steel plate uncoiling, leveling, cutting to length, cut sth. askew, stacking.Such production line is general complete to be import equipment, on the operation of cutting sth. askew, adopts steel plate to fix, the mode of last cutting disc walking, thereby have a guide rail that is used for the cutting disc walking.Advantage: multiple functional, the automaticity height, shortcoming: plate property is had relatively high expectations, and the edges of boards linearity after the processing is relatively poor, the input of equipment and maintenance cost height.
From above three class processing methods, can learn that its major different is the mode that operation adopted of cutting sth. askew: perhaps separate different machines and manually cut sth. askew; Perhaps on same production line, adopt plate to fix the mode of cutting disc walking.
Summary of the invention
The purpose of this invention is to provide a kind of method and production line of on same production line, finishing lamp stand body of rod plate shaping.
For achieving the above object, method of the present invention has been taked following technical scheme:
The forming method of lamp stand body of rod plate, on same production line, carry out following operation successively:
1) uncoiling: production line is opened and brought into to the metal coiled strip;
2) leveling: with metal coiled strip leveling is banded plate;
3) scale is measured: measure the length of banded plate, make to meet default intercepted length;
4) angle is horizontal cuts for band: measuring on the determined position at scale, is multistage parallelogram plate with certain angle with banded plate sub-cut, and unconventional rectangle plate;
5) oblique location: on this parallelogram plate, choose a particular track, make this parallelogram plate can be divided into two isosceles trapezoids, rotate to the direction of this particular track consistent with the direct of travel of production line along this particular track;
6) servo-actuated is carried: keep the direction of particular track of the parallelogram plate behind the oblique location constant, plate is delivered to next station;
7) slitting: along the particular track on the parallelogram plate it being cut off is two isosceles trapezoid plates.
Measure between the operation in described leveling operation and scale, can increase crop operation and side cut operation, to improve preliminary treatment banded plate.
After described slitting operation, can increase leveling operation again, draw the effect of cutting with the distortion and the acquisition simultaneously of plate after the rectification slitting operation.
The forming method of this plate can obtain the forming shape wanted fast, and need not artificial secondary location; Adopted the plate walking, the mode that the slitting cutter is fixing effectively guarantees the linearity and the shear efficiency of slitting; The enforcement of this method can be transformed on the basis of original production line, helps reducing input cost.
A kind of production line according to the foregoing invention method, take following technical scheme:
Lamp stand body of rod production line, feeding cart, the platform of getting the raw materials ready, uncoiler, unreel draw materials device, clamping and conveying device, 13 roller level(l)ing machines, crop shears, dust car in this production line, bin, guider, bead cutter, measuring motion and cross cut shears assemble connection successively excessively; Coiler for trimmings cooperates described bead cutter running; Slitter assembling be connected in rollgang at preceding station; Electric-control system, hydraulic system, pneumatic system, lubricating system, master operating station and secondary operating desk are connected with device with machine in the above-mentioned production line, and machine in the above-mentioned production line and device are driven or control; In addition, also assembling is connected with and carries the location roller-way between cross cut shears and slitter, and described conveying location roller-way is provided with follower location unit and oblique navigation system; Described cross cut shears is provided with the transfer that makes horizontal scissors become a certain deflection angle with the production line direct of travel.
To the technical scheme of above production line, can do following improvement or qualification:
Described oblique navigation system is made of at least one prelocalization device, plurality of side positioning cylinder and some stepper motor servo positioning systems corresponding with the side positioning cylinder, it is right that each side positioning cylinder and stepper motor servo positioning system are formed one group of location, is controlled by electric-control system and pneumatic system; Each location is distributed in the direct of travel along production line and carries on the roller-way of location.
Described prelocalization device is the telescopic automatic push rod that is controlled by electric-control system, is installed on the position of carrying on the roller-way of location near slitter.
Described follower location unit is the servo-actuated positioning car and is arranged on the guide rail that parallels with the production line direct of travel of carrying roller-way both sides, location that the servo-actuated positioning car walks on this guide rail consistent with the direct of travel of production line to guarantee its direction of travel.
An electromagnet that is controlled by electric-control system is equipped with in the bottom of described servo-actuated positioning car, after being used for plate and being positioned, plate is sucked fixing.
Between described slitter and rollgang, also assembling is connected with First Five-Year Plan roller level(l)ing machine.
Transfer on the described cross cut shears is: and the cross cut shears base of adjustable angle between the cross cut shears main body.
Below the operation principle of production line of the present invention is described:
After the conventional operations such as the uncoiling of metal coiled strip process, leveling, be the metal blank that multistage has a certain length with its sub-cut by cross cut shears.Because the horizontal scissors on the cross cut shears becomes a certain deflection angle with the direct of travel of production line, thereby the shape of the metal blank after horizontal the cutting is a parallelogram in fact.In this later operation, purpose be with this parallelogram again sub-cut become two isosceles trapezoids (except the special production requirement).The metal blank that is shaped as parallelogram is transported to be carried on the roller-way of location, and oblique navigation system is carried out oblique location to this metal blank, makes that this parallelogram is divided into the direction of track of two isosceles trapezoids is consistent with the direct of travel of production line.Then, the plate after follower location unit will be located carries out clamping and positioning, after oblique navigation system is unclamped, follower location unit will with plate one in the same way the slitter direction advance, can not be shifted in the slitting process to guarantee plate.After slitter is sheared along above-mentioned track, metal blank will be two isosceles trapezoids by sub-cut correspondingly, thereby realize the Sheet Metal Processing of the lamp stand body of rod.
Owing to generally can cause the flatness distortion of plate behind the slitter slitting, thereby generally can behind slitter, increase a level(l)ing machine and be used for plate leveling again and realization are simultaneously drawn the function of cutting.
The technique effect of production line of the present invention is: this lamp stand body of rod production line production efficiency height, product precision height, stable performance, automatic operation, cost performance height.
Description of drawings
Fig. 1 is the plate shaping figure of the embodiment of the inventive method;
Fig. 2 is that the embodiment of the inventive method finishes successively that scale is measured, the band angle is horizontally cut, the plate state diagram behind the oblique location, slitting operation;
Fig. 3 is the main TV structure figure of the embodiment of production line of the present invention;
Fig. 4 is the plan structure figure of the embodiment of production line of the present invention;
Fig. 5 is the principle sketch of oblique positioning process among the embodiment of production line of the present invention.
Description of reference numerals: 1-feeding cart; The 2-platform of getting the raw materials ready; The 3-uncoiler; The 4-unreel draws materials device; The 5-clamping and conveying device; 6-13 roller level(l)ing machines; The 7-crop shears; The 8-dust car; 9-crosses bin; The 10-guider; The 11-bead cutter; The 12-measuring motion; The 13-cross cut shears; The 14-coiler for trimmings; The 15-electric-control system; The 16-hydraulic system; 17-pneumatic system, 18-lubricating system; The 19-master operating station; The secondary operating desk of 20-; 21-carries the location roller-way; The 22-slitter; 23-five roller level(l)ing machines; The 24-rollgang; The automatic push rod of 25-; 26-side positioning cylinder; 27-stepper motor servo positioning system; The 28-limited block; The 29-expeller; 30-servo-actuated positioning car; The 31-guide rail; The 32-electromagnet.
The specific embodiment
Below in conjunction with accompanying drawing method of the present invention is described further.
As shown in Figure 1, produce the isosceles trapezoid lamp stand body of rod plate of h=1600mm, base angle D=88 ° of height.As shown in Figure 2, after the metal coiled strip carried out uncoiling, leveling, scale was measured the plate with production line direct of travel P length L=1600/ (sin88 °)=1600.975mm in the same way, during horizontal cutting, horizontal shear angle B=90 °-88 °=2 °, draw independently parallelogram plate.Then, the parallelogram plate is rotated the number of degrees of * 2=4 ° of oblique orientation angle A=(90 °-88 °), like this, the track T that parallelogram is divided into two isosceles trapezoids will be parallel with production line direct of travel P.Keep track T parallel, and sheet follow-up is delivered to the slitting operation,, can obtain the isosceles trapezoid lamp stand body of rod plate of 2 height h=1600mm through behind the slitting with production line direct of travel P.
Below in conjunction with drawings and Examples production line of the present invention is described further.
Be the structure chart of the embodiment of production line of the present invention as shown in Figure 3, Figure 4.This lamp stand body of rod production line, feeding cart 1, the platform 2 of getting the raw materials ready, uncoiler 3, unreel draw materials device 4, clamping and conveying device 5,13 roller level(l)ing machines 6, crop shears 7, dust car 8, bin 9, guider 10, bead cutter 11, measuring motion 12, cross cut shears 13 assemble connection successively excessively; Coiler for trimmings 14 cooperates described bead cutter 11 runnings; Electric-control system 15, hydraulic system 16, pneumatic system 17, lubricating system 18, master operating station 19, secondary operating desk 20 are connected with device with above-mentioned machine, to realize driving or the control to above-mentioned machine and device.More than each equipment for realize a whole set of material loading, uncoiling, draw material, pinch, leveling, stub bar cut that flat, stub bar waste material stacking, coiled strip are carried, guiding is cut edge first, material is long measures, expects that long pruning gets operation and be equipped with, in response to demand of practical production, can increase or minimizing or integrated part equipment.
Above-mentioned cross cut shears 13 has difference with common cross cut shears: the direct of travel of its horizontal scissors of common cross cut shears and production line is perpendicular, so the blank shape after horizontal the cutting is a rectangle; And the installing hole of the base of cross cut shears 13 is a long arc-shaped holes, thereby cross cut shears 13 main bodys are when being installed on the base, and the adjustable angle between itself and the production line direct of travel that is to say that the blank shape after horizontal the cutting is a parallelogram.Body of rod spare with production 6*1600mm is an example, and the angle between cross cut shears 13 and the production line direct of travel is≤5 °.Expect that easily the cross cut shears installation site is non-adjustable, horizontal scissors is adjustable with respect to the cross cut shears main body, also can reach same technological effect.
Behind cross cut shears 13, also assembling is connected with and carries location roller-way 21, slitter 22, five roller level(l)ing machines 23, rollgang 24 successively.Like this,--slitting--leveling---stacking operation that this production line also can continue and finish the oblique location of plate except finishing horizontal operation of cutting.
Carry the enforcing location of location roller-way 21, which is provided with oblique navigation system and follower location unit as oblique positioning process.
In the present embodiment, oblique navigation system comprises 25,5 side positioning cylinders 26 of 1 automatic push rod and 5 stepper motor servo positioning systems 27.Automatically push rod 25 is arranged near on the position of slitter 22, can be stretched up and down by electric-control system 15 controls.Each side positioning cylinder 26 is installed on the both sides of carrying location roller-way 21 with a stepper motor servo positioning system 27 respectively with facing, and it is right to constitute one group of location thus, and each location is installed on the length direction of carrying location roller-way 21 distribution.Stepper motor servo positioning system 27 is by the specific PLC control in the electric-control system 15, is used for the spacing of plate; 26 of side positioning cylinders are used for pushing plate to stepper motor servo positioning system 27 and compressing by pneumatic system 17 controls.As shown in Figure 5, plate is transferred location roller-way 21 and sends to before the slitter 22, the automatic push rod 25 that can be extended at first stops and can not advance, at this moment, each stepper motor servo positioning system 27 can be released certain distance by screw mandrel with limited block 28 under the parameter preset of PLC, and side positioning cylinder 26 also can stretch out expeller 29 under the driving of pneumatic system 17, pushes plate to limited block 28 and compresses.The acting in conjunction of the 5 pairs of limited blocks 28 and expeller 29 makes plate be positioned to carry on the roller-way 21 of location by oblique with a certain specific angle [alpha].The numerical value of this certain angle alpha is: the deflection angle β with cross cut shears 13 is that 2 ° of clockwise directions are example, and during then oblique location, the angle between this parallelogram plate and the production line direct of travel is 4 ° (2 ° * 2=4 °) counterclockwise.Behind the oblique location, the afterbody of plate will be clamped by follower location unit, and head will enter slitter 22.
In the present embodiment, follower location unit is by servo-actuated positioning car 30 and be arranged on and carry the guide rail 31 that parallels with the production line direct of travel on roller-way 21 both sides, location to constitute.Originally, servo-actuated positioning car 30 is parked in the position near cross cut shears 13, is in the top of plate afterbody.Be provided with an electromagnet 32 that is controlled by electric-control system 15 at the bottom of its car, this electromagnet 32 is 15～20mm from the distance of plate.Behind the oblique location, electromagnet 32 the electric afterbody that sucks plate makes it can't deflection.Then, push rod 25, limited block 28 and expeller 29 can bounce back simultaneously automatically, and plate can enter into slitter 22 under the conveying of carrying location roller-way 21, and servo-actuated positioning car 30 also can be advanced to slitter 22 directions with the conveying of plate.When the plate afterbody was about to enter slitter 22, electromagnet 32 can dead electricity unclamp, and plate is drawn in by slitter 22, thereby is become two parts by slitting.Servo-actuated positioning car 30 under the driving of oneself motor, is returned by the survey long codes device that is installed in vehicle body and PLC control dolly and to stop after running to plate tail position after the servo-actuated of finishing a plate is advanced, and promptly enters the circulation that next servo-actuated is advanced.Like this, servo-actuated positioning car 30 is whenever finished the servo-actuated circulation of advancing, and then means the slitting of having finished a plate.
Because push rod 25 is very near apart from slitter 22 automatically, so after tiltedly navigation system bounces back, the plate head just enters into slitter 22 soon, the swing of plate afterbody is being controlled in 30 servo-actuateds of servo-actuated positioning car, thereby plate carrying, bigger displacement can not take place in the process of slitting, thus the linearity when effectively having guaranteed slitting.
In addition, be connected with one five roller level(l)ing machine 23, can carry out leveling to the plate behind the slitting on the one hand, on the other hand the slitting process is played one and draw the effect of cutting in slitter 22 back assemblings.
After five roller level(l)ing machines 23, assembling is connected with the conventional rollgang 24 of a cover, is used for the stacking of plate.
Carry location roller-way 21, slitter 22, five roller level(l)ing machines 23, rollgang 24 to be connected with electric-control system 15; Oblique navigation system is connected with electric-control system 15 and pneumatic system 17; Follower location unit is connected with electric-control system 15.
Because the slitting precision height of this lamp stand body of rod production line, through selecting the position that material is wide and calculate slitting, each slitting can obtain 2 body of rod plates that meet the specification simultaneously, has greatly improved the utilization rate of material.
Claims (9)
1. the forming method of lamp stand body of rod plate comprises following operation:
1) uncoiling: production line is opened and brought into to the metal coiled strip;
2) leveling: with metal coiled strip leveling is banded plate;
3) scale is measured: measure the length of banded plate, make to meet default intercepted length;
It is characterized in that: on same production line, also comprise following operation successively:
4) angle is horizontal cuts for band: measuring on the determined position at scale, is multistage parallelogram plate with certain angle with banded plate sub-cut, and unconventional rectangle plate;
5) oblique location: on this parallelogram plate, choose a particular track, make this parallelogram plate can be divided into two isosceles trapezoids, rotate to the direction of this particular track consistent with the direct of travel of production line along this particular track;
6) servo-actuated is carried: keep the direction of particular track of the parallelogram plate behind the oblique location constant, plate is delivered to next station;
7) slitting: along the particular track on the parallelogram plate it being cut off is two isosceles trapezoid plates.
2. the forming method of lamp stand body of rod plate according to claim 1 is characterized in that: measure between the operation in described leveling operation and scale, increase crop operation and side cut operation, to improve the preliminary treatment to banded plate; After described slitting operation, increase leveling operation again, draw the effect of cutting with the distortion and the acquisition simultaneously of plate after the rectification slitting operation.
3. lamp stand body of rod production line of realizing the described forming method of claim 1, feeding cart, the platform of getting the raw materials ready, uncoiler, unreel draw materials device, clamping and conveying device, 13 roller level(l)ing machines, crop shears, dust car, cross bin, guider, bead cutter, measuring motion and cross cut shears and assemble connection successively in this production line; Coiler for trimmings cooperates described bead cutter running; Slitter assembling be connected in rollgang at preceding station; Electric-control system, hydraulic system, pneumatic system, lubricating system, master operating station and secondary operating desk are connected with device with machine in the above-mentioned production line, and machine in the above-mentioned production line and device are driven or control; It is characterized in that: also assembling is connected with and carries the location roller-way between cross cut shears and slitter, and described conveying location roller-way is provided with follower location unit and oblique navigation system; Described cross cut shears is provided with the transfer that makes horizontal scissors become a certain deflection angle with the production line direct of travel.
4. a kind of lamp stand body of rod production line according to claim 3 is characterized in that: described oblique navigation system is made of at least one prelocalization device, plurality of side positioning cylinder and some stepper motor servo positioning systems corresponding with the side positioning cylinder; It is right that each side positioning cylinder and stepper motor servo positioning system are formed one group of location, is controlled by electric-control system and pneumatic system; Each location is distributed in the direct of travel along production line and carries on the roller-way of location.
5. a kind of lamp stand body of rod production line according to claim 4, it is characterized in that: described prelocalization device is the telescopic automatic push rod that is controlled by electric-control system, is installed on the position of carrying on the roller-way of location near slitter.
6. a kind of lamp stand body of rod production line according to claim 3, it is characterized in that: described follower location unit is the servo-actuated positioning car and is arranged on the guide rail that parallels with the production line direct of travel of carrying roller-way both sides, location that the servo-actuated positioning car walks on this guide rail parallel consistent with the direct of travel of production line to guarantee its direction of travel.
7. a kind of lamp stand body of rod production line according to claim 6 is characterized in that: an electromagnet that is controlled by electric-control system is equipped with in the bottom of described servo-actuated positioning car, is used for plate is sucked fixing.
8. a kind of lamp stand body of rod production line according to claim 3 is characterized in that: between described slitter and rollgang, also assembling is connected with one five roller level(l)ing machine.
9. according to arbitrary described a kind of lamp stand body of rod production line of claim 3 or 7 or 8, it is characterized in that: the transfer on the cross cut shears is: and the cross cut shears base of adjustable angle between the cross cut shears main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101987867A CN101362276B (en) | 2008-09-26 | 2008-09-26 | Forming method of lamp post sheet material and production line thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101987867A CN101362276B (en) | 2008-09-26 | 2008-09-26 | Forming method of lamp post sheet material and production line thereof |
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| Publication Number | Publication Date |
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| CN101362276A CN101362276A (en) | 2009-02-11 |
| CN101362276B true CN101362276B (en) | 2010-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008101987867A Expired - Fee Related CN101362276B (en) | 2008-09-26 | 2008-09-26 | Forming method of lamp post sheet material and production line thereof |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218662B (en) * | 2011-06-13 | 2012-09-26 | 浙江恒立数控科技股份有限公司 | Production line for cutting metal thin plate |
| CN106216762A (en) * | 2016-08-23 | 2016-12-14 | 南通恒鼎重型机床有限公司 | A kind of manufacture equipment of trapezoidal sheet metal |
| CN109676391A (en) * | 2019-01-28 | 2019-04-26 | 济南新助友联精工机械装备有限公司 | A kind of disconnecting device and its cutting-off method of U-shaped part roller shape |
| CN113798570A (en) * | 2021-11-13 | 2021-12-17 | 无锡华光环保能源集团股份有限公司 | Semi-automatic shearing method for trapezoidal plate |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201275685Y (en) * | 2008-09-26 | 2009-07-22 | 佛山市南海力丰机床有限公司 | Lamp pole body production line |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201275685Y (en) * | 2008-09-26 | 2009-07-22 | 佛山市南海力丰机床有限公司 | Lamp pole body production line |
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Granted publication date: 20100915 Termination date: 20180926 |