CN109985987A

CN109985987A - A kind of cold-rolled steel sheet rewinding method

Info

Publication number: CN109985987A
Application number: CN201910292506.7A
Authority: CN
Inventors: 周建峰
Original assignee: Anhui Ping Metal Polytron Technologies Inc
Current assignee: Anhui Ping Metal Polytron Technologies Inc
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2019-07-09
Anticipated expiration: 2039-04-12
Also published as: CN109985987B

Abstract

The invention discloses a kind of cold-rolled steel sheet rewinding methods, belong to steel plate manufacture field.Before steel plate production line work, then drive a material receiving desk to rewinding position according to the position that plate size adjusts side baffle and rear baffle on collecting machine.Steel plate production line work, the steel plate sheared enter collecting machine, slide on material supporting rack, and stop motion after steel plate touches rear baffle is fallen on material receiving desk.Then, the side baffle at left and right sides of pushing tow rack, makes side block board clamping steel plate, and the rear baffle on rear side of pushing tow rack makes rear baffle pushing tow steel plate, the edge of steel plate heap is made to become smooth.After the steel plate on material receiving desk reaches the quantity set, driving material receiving desk, which is removed, carries out packing discharging.This rewinding method rewinding is high-efficient and steel plate stacking is neat, and it is convenient to be packaged, and improves the working efficiency of steel plate production line.

Description

A kind of cold-rolled steel sheet rewinding method

Technical field

The invention belongs to steel plate manufacture fields, more specifically to a kind of cold-rolled steel sheet rewinding method.

Background technique

Currently, the steel total output of China occupies the first in the world for years, annual output is up to more than 400,000,000 tons, together When, China is also the maximum steel consumption big country in the whole world.In steel type, the use of steel plate accounts for a big chunk ratio Example, has a wide range of applications in various aspects such as building, industry.

In traditional steel plate manufacturing process, coil of strip successively forms one block of block steel after feeding, blowing, smoothing, shearing Plate, still, steel plate need worker's lift to put row stacking rewinding or the progress stacking of manual operation machine, time-consuming and laborious, waste of manpower into Resource, and during rewinding, production line needs stop operation to work again after waiting steel plate to collect, due to this rewinding form The time needed is longer, causes strong influence for the production efficiency of production line.

Chinese Patent Application No. are as follows: CN201720966104.7, publication date are as follows: on 2 16th, 2018 patent documents, it is public A kind of steel plate material collecting device for steel plate cut-to-length has been opened, it includes that rack, material receiving desk component and plate size limit device, The material receiving desk component has rewinding station, and the material receiving desk component is for successively stacking steel plate；The plate size limits dress It sets including front apron component, rear baffle component, right baffle-plate component, right shell body component, rear baffle component mobile mechanism and right shell body Component mobile mechanism, front apron component, rear baffle component, right baffle-plate component and right shell body component surround plate size constraint mouth, After the steel plate conveyed from steel plate cut-to-length is introduced into plate size constraint mouth, then fall into the material receiving desk group in rewinding station On part.The utility model can receive the steel plate after the shearing of folded steel plate cut-to-length well, and can be suitable for sizes Steel plate receipts it is folded, it is good to receive folded effect.The material collecting device is by being adjusted to the size for constraining mouth inner space slightly larger than steel The size of board size, so that being limited in the inner space of constraint mouth, then fall on material receiving desk after steel plate enters constraint mouth. However, this mode has following point: (1) size for constraining mouth must be greater than plate size, therefore steel plate is fallen into about When in beam mouth, plurality of steel plates is difficult fitly to be stacked to together, and steel plate heap all around necessarily will appear the case where out-of-flatness, So that being packaged again after being arranged when steel plate discharging, packaging efficiency is influenced；(2) after steel plate falls into material receiving desk, needing etc. will After steel plate on material receiving desk all unloads and returns to original position, material collecting device can just continue work, and required time is longer, influence The manufacture efficiency of steel plate.

The applicant of this patent also applied for a Chinese Patent Application No. before are as follows: CN201610614875.X, it is open Day are as follows: the patent of invention on November 9th, 2016, which disclose a kind of cold-rolled steel sheet collecting machine, shear system and rewinding sides Method belongs to steel plate manufacture field.The collecting machine includes rewinding rack, is provided with upper bracket, upper bracket two sides above rewinding rack Screed is connected by the cradling piece being vertically arranged respectively, region is steel plate cutting region, rewinding rack between two pieces of screeds Top is provided with buffer, and buffering spacer is provided at the top of buffer, and steel plate cutting to rewinding rack is hit logical to buffering spacer It crosses buffer buffering to stop, falling in rewinding position, rewinding Shelf External is provided with several rewinding probes.Rewinding probe is set to receipts Expect outside rack buffer side, center face rewinding position, detects steel plate image, and calculate image angle, pass through comparison Standard picture, detects steel plate tilt angle, and control screed is flattened.However, the program is mainly to after entrance collecting machine Steel plate flattened, solve the problems, such as by shearing after steel plate still have warpage so as to cause can not stacking it is neat, Not can solve it is mentioned above need all to unload steel plate after, the problem of entire steel plate production line can just work on to The problem of influencing working efficiency, and after steel plate falls into rewinding position, the steel plate of stack up is simultaneously irregular, influences the packing of steel plate Efficiency, generally require manually by steel plate it is neat after steel plate is packaged again, it is time-consuming and laborious.

Summary of the invention

1, it to solve the problems, such as

For existing steel plate material-receiving system rewinding inefficient, the steel plate stacking after rewinding is irregular and steel plate production line needs The problem of capable of just working on after waiting steel plate all to unload, the present invention provide a kind of cold-rolled steel sheet material-receiving system, Neng Gouxun It is neat that steel plate receipts fastly are stacked into pile, and steel plate production line need to only be spaced very short time and can work on, and effectively improve The rewinding efficiency and production efficiency of steel plate.

The present invention also provides a kind of cold-rolled steel sheet rewinding methods, are received using steel plate of the above-mentioned material-receiving system to shearing Material, rewinding is high-efficient and steel plate stacking is neat, and it is convenient to be packaged, and improves the working efficiency of steel plate production line.

2, technical solution

To solve the above problems, the present invention adopts the following technical scheme that.

A kind of cold-rolled steel sheet rewinding method, includes the following steps:

One, it debugs: before steel plate production line work, spacing and the rear gear between side baffle is adjusted according to the size of finished steel plate Position of the plate on the length direction of rack；Then, it drives a material receiving desk to be moved to below collecting machine and carries out rewinding；

Two, feeding: steel plate production line work, the steel plate sheared enters collecting machine, slides on material supporting rack, when steel plate touches Contact stop motion after rear baffle；

Three, blanking: drive shaft rotation drives material supporting rack to open, falls into steel plate on material receiving desk；

Four, it levels: the side baffle at left and right sides of pushing tow rack, side block board clamping steel plate；Rear baffle on rear side of pushing tow rack, Rear baffle pushing tow steel plate；

Five, discharging: after the steel plate on material receiving desk reaches the quantity set, steel plate production line stops working, and driving is received Material platform moves to discharge position and carries out packing discharging；Meanwhile it driving another material receiving desk to be moved to collecting machine and continuing below rewinding, steel Board assembly line works on.

Further, the collecting machine includes rack, the side baffle being symmetrically mounted at left and right sides of rack, is mounted on rack The material supporting rack of the rear baffle of rear side and the side of being mounted on the rack is provided with the hydraulic cylinder of pushing tow side baffle on the outside of the side baffle I is provided with the hydraulic cylinder II of pushing tow rear baffle on rear side of the rear baffle.

Further, side fixed frame is installed, the hydraulic cylinder I is mounted on side and fixes at left and right sides of the rack On frame, the piston rod of hydraulic cylinder I connects side baffle, and driving side baffle is moved along the width direction of rack.

Further, side fixed frame upper end is connect by leadscrew-nut mechanism with rack, and leadscrew-nut mechanism drives Dynamic side fixed frame is moved along the width direction of rack；

In the debugging step, the detailed process of the spacing between side baffle is adjusted are as follows: driving leadscrew-nut mechanism work, The width direction that side fixed frame is controlled in rack is mobile, and side fixed frame drives side baffle mobile, adjust two side baffles it Between spacing.

Further, the width direction on the side baffle along rack is symmetrically installed with a pair of tooth for passing through side fixed frame It is engaged with gear I on I, rack gear I, passes through synchronous axis connection between the gear I on two rack gear I；The synchronizing shaft and side Fixed frame is fixedly connected.

Further, rear portion fixed frame is installed, the hydraulic cylinder II is mounted on rear portion fixed frame on rear side of the rack On, the piston rod of hydraulic cylinder II connects rear baffle, and driving rear baffle is moved along the length direction of rack.

Further, the frame upper end is provided with rack gear II along the length direction of rack, in the rack below rack gear II Length direction along rack is equipped with guide groove；The rear portion fixed frame is slidably arranged on guide groove, upper part be provided with Rack gear II meshed gears II, gear II pass through rear portion motor driven；

In the debugging step, the detailed process of the position of rear baffle is adjusted are as follows: the work of rear portion motor, driving gear II turn Dynamic, gear II drives rear portion fixed frame to move along the length direction of rack, and rear portion fixed frame drives rear baffle mobile.

It further, further include shaft and hydraulic cylinder III；There are two the shaft tools, along the length side of collecting machine rack To the top for being symmetrically hinged on side fixed frame；The material supporting rack includes two rectangles being arranged symmetrically along the length direction of rack Strip, rectangular slat are fixedly mounted in shaft by bending arm；One end of the hydraulic cylinder III is hinged on side fixed frame On, the other end is articulated and connected by hinge and shaft, for controlling shaft rotation.

Further, there are two the material receiving desk tools；Track, the material receiving desk lower end peace are installed below the material supporting rack Equipped with the wheel to match with track, material receiving desk is arranged in orbit by wheel supporting, and wheel is driven by rewinding motor.

Further, it is provided with lifting device below the material supporting rack, when lifting device is in original state, the upper end Place horizontal plane is lower than horizontal plane where material receiving desk；

When including lifting device, the mobile detailed process of material receiving desk are as follows: before steel plate production line work, drive a rewinding Above platform to lifting device, material receiving desk is raised to rewinding position, steel plate production line work by lifting device；When the steel plate on material receiving desk After quantity reaches the target set, steel plate production line stops working, and lifting device drops to initial position, and driving material receiving desk moves It moves to discharge position and carries out packing discharging；Meanwhile another material receiving desk being driven to be moved to above lifting device, lifting device lifting Material receiving desk to rewinding position, steel plate production line works on.

3, beneficial effect

Compared with the prior art, the invention has the benefit that

(1) a kind of cold-rolled steel sheet material-receiving system of the present invention, is provided with side baffle at left and right sides of the rewinding position of collecting machine, The rear of collecting machine is provided with rear baffle, after steel plate enters collecting machine, after encountering rear baffle and being blocked, steel plate falls into receipts Expect on platform, however, position when falling is not although steel plate is not because the presence of side baffle and rear baffle is fallen off Fixed, plurality of steel plates is dispersedly stacked on material receiving desk, so that needing first to arrange steel plate when the subsequent packing to steel plate It is packaged again, extremely influence packaging efficiency, and the present invention is respectively arranged with the hydraulic cylinder for pushing tow after each baffle, when steel plate is fallen into After on material receiving desk, hydraulic cylinder works, the side block board clamping steel plate at left and right sides of pushing tow rack, after pushing tow rear baffle makes steel plate heap End is attached in the rack for the cutting system being connected with collecting machine, so that make steel plate heap all around all becomes smooth, by steel plate It can be packaged when carrying out discharging without arrange, effectively improve packaging efficiency；

(2) a kind of cold-rolled steel sheet material-receiving system of the present invention, by the way that a pair of of rack gear I is arranged on side baffle, and in a pair of of tooth It is arranged on I through the gear I for the synchronization axis connection being fixed on the fixed frame of side, so that when hydraulic cylinder I pushing tow side baffle, side Baffle can be moved accurately along the width direction of rack, prevent from influencing because side baffle moves forward and backward inconsistent to steel plate heap Levelling effect, and when installing can also by observe the gear I on a pair of of rack gear I whether be in the same position of rack gear I come Judge whether side baffle is parallel with side fixed frame, so that it is guaranteed that the installation accuracy of levelling device；

(3) a kind of cold-rolled steel sheet material-receiving system of the present invention, can be along itself by the way that material supporting rack to be mounted on by bending arm In the shaft of axis rotation, shaft rotation need to be only controlled by hydraulic cylinder III, that is, can control material supporting rack opening and closing, thus After so that steel plate is smoothly entered collecting machine, rewinding position is accurately dropped down onto, structure is simple, and blanking is convenient；

(4) a kind of cold-rolled steel sheet material-receiving system of the present invention can pass through feed screw nut according to the different in width of finished steel plate Mechanism adjusts position of the side fixed frame in the width direction of rack, to adjust between the width of material supporting rack and side baffle Spacing adapts to the steel plate of different in width, and flexibility is high；

(5) a kind of cold-rolled steel sheet material-receiving system of the present invention can pass through rear portion motor according to the different length of finished steel plate Driving gear II is rotated on rack gear II, so that rear portion fixed frame be driven to slide in guide groove, adjustment rear baffle is long in rack The precise match of position on degree direction, gear II and rack gear II ensure that the precision when position of rear baffle is adjusted, When motor does not work, gear II and rack gear II then play fixed function to rear portion fixed frame；

(6) a kind of cold-rolled steel sheet material-receiving system of the present invention, by the way that the material receiving desk being used alternatingly is arranged below collecting machine, when One material receiving desk receives after steel plate reaches a certain level, and is moved to when carrying out packing discharging on one side, another material receiving desk can connect Steel is effectively improved so that steel plate production line need to only be spaced the very short time and can work on for rewinding work is carried out The production efficiency of plate；

(7) a kind of cold-rolled steel sheet material-receiving system of the present invention effectively reduces steel plate by installing pulley on material supporting rack The friction generated when sliding on material supporting rack with steel plate, reduces the damage that steel plate is subject to, improves the surface quality of steel plate；

(8) a kind of cold-rolled steel sheet material-receiving system of the present invention, is provided with lifting device immediately below collecting machine, can be extremely Material receiving desk is easily lifted to the position of suitable rewinding, the levelling device of collecting machine is enable precisely easily to carry out to steel plate Levelling operation improves the working efficiency of collecting machine；

(9) a kind of cold-rolled steel sheet rewinding method of the present invention carries out steel plate using a kind of above-mentioned cold-rolled steel sheet material-receiving system Rewinding, rewinding is high-efficient and steel plate stacking is neat, and it is convenient to be packaged, and improves the working efficiency and rewinding efficiency of steel plate production line.

Detailed description of the invention

Fig. 1 is a kind of isometric side view of cold-rolled steel sheet material-receiving system；

Fig. 2 is a kind of main view of cold-rolled steel sheet material-receiving system；

Fig. 3 is a kind of side view of cold-rolled steel sheet material-receiving system；

Fig. 4 is a kind of top view of cold-rolled steel sheet material-receiving system；

Fig. 5 is a kind of isometric side view of cold-rolled steel sheet collecting machine；

Fig. 6 is a kind of isometric side view of the material collecting device of cold-rolled steel sheet collecting machine；

Fig. 7 is a kind of isometric side view of the material-supporting device of cold-rolled steel sheet collecting machine；

Fig. 8 is a kind of isometric side view of the levelling device of cold-rolled steel sheet collecting machine；

Fig. 9 is the isometric side view of rear baffle and rear portion fixed frame；

Figure 10 is the main view of rear baffle and rear portion fixed frame；

Figure 11 is a kind of side view of cold-rolled steel sheet double crossing over mobile platform；

Figure 12 is a kind of isometric side view of cold-rolled steel sheet double crossing over mobile platform.

In figure: 1, rack；

2, side baffle；201, hydraulic cylinder I；202, side fixed frame；203, leadscrew-nut mechanism；204, rack gear I；205, tooth Take turns I；206, synchronizing shaft；207, fixed plate；208, support plate；209, guide sleeve；210, guide post；211, guide rod；

3, rear baffle；301, hydraulic cylinder II；302, rear portion fixed frame；303, rack gear II；304, guide groove；305, gear II；306, rear portion motor；307, spring；

4, material supporting rack；401, shaft；402, hydraulic cylinder III；403, bending arm；404, hinge；405, pulley；

5, material receiving desk；501, track；502, wheel；503, rewinding motor；504, block；505, positioning column；

6, lifting device；601, pedestal；602, movable support；603, support frame；604, telescoping mechanism；605, sensor； 606, location hole.

Specific embodiment

The present invention is further described below with attached drawing combined with specific embodiments below.

Embodiment 1

A kind of material-supporting device of cold-rolled steel sheet collecting machine is in steel plate collecting machine for receiving the steel of steel plate production line manufacture The device of plate, the endface of steel plate is transported in same level in the position and cutting system for accepting steel plate, so as to flat Quietly receive steel plate.The specific structure of the material-supporting device and working principle are described in detail below.

As shown in fig. 7, material-supporting device includes side fixed frame 202, material supporting rack 4, shaft 401 and hydraulic cylinder III 402.Its In, side fixed frame 202 is the mounting body of material-supporting device, and there are two tools, is symmetrically mounted on the two sides of collecting machine rack 1； The top of single side fixed frame 202 is hinged with shaft 401 along the length direction of rack 1, and shaft 401 can be along itself axis Line rotation；Material supporting rack 4 is made of the rectangular slat that two length directions along rack 1 are arranged, symmetrical by bending arm 403 respectively It is mounted in the shaft 401 of 1 two sides of rack, bending arm 403 is the linking arm with certain bending degree, and one end is fixedly connected with rectangle Strip, the other end are fixedly connected with shaft 401, in the present embodiment, in a shaft 401, have been equidistantly spaced from multiple bending arms 403, guarantee the bonding strength of material supporting rack 4.Therefore, the rotation of shaft 401 need to be only controlled, bending arm 403 can be driven along shaft 401 Axial rotation, bending arm 403 drives two rectangular slats to open or closure again, to carry out blanking after receiving steel plate.This reality Applying example is that the rotation of shaft 401 is controlled by hydraulic cylinder III 402, and it is solid that one end of hydraulic cylinder III 402 is hinged on side Determine on frame 202, the other end then passes through hinge 404 and shaft 404 is articulated and connected.It is when hydraulic cylinder III 402 stretches, i.e., controllable Shaft 401 carrys out back rotation, to control the opening or closure of material supporting rack 4, receive to steel plate and blanking operates.

In addition, the lower end of side fixed frame 202 is also equipped with side baffle 2, prevent steel plate when falling from two sideslips of rack 1 It falls.It is corresponding, it is also equipped with the rear baffle 3 for blocking steel plate in the rear side of rack 1, rear baffle 3 is pacified by rear portion fixed frame 302 Mounted in the rear side of rack 1, moved with the movement of rear portion fixed frame 302.Therefore, when steel plate carries out collecting machine from cutting system Afterwards, it is slided on material supporting rack 4, after encountering rear baffle 3, steel plate stop motion, hydraulic cylinder III 402 is opened in control material supporting rack 4 It opens, so that steel plate is fallen to rewinding position, and being blocked by side baffle 2 does not fall off steel plate.

But in actual operation, it usually needs produce the steel plate of various different sizes, the length and width of steel plate is that have Changed, in order to adapt to this variation, the present embodiment is also side fixed frame 202 and rear portion fixed frame 302 be mounted with can be with Adjust its side baffle mobile mechanism and rear baffle mobile mechanism with the relative position of rack 1.

Wherein, side baffle mobile mechanism is leadscrew-nut mechanism 203, and leadscrew-nut mechanism 203 drives side fixed frame 203 Width direction along rack 1 moves, to indirectly control the spacing of the side baffle 2 of 1 two sides of rack and the width of material supporting rack 4.Tool Body, the upper end of side fixed frame 203 is connect by leadscrew-nut mechanism 203 with rack 1, i.e., along its width side in rack 1 To installation lead screw, side fixed frame 202 is then mounted on lead screw as nut, and lead screw is rotated by motor driven, drives side Width direction of the fixed frame 202 on lead screw along rack 1 moves, thus between controlling between the side baffle 2 of 1 left and right sides of rack Away from the width with material supporting rack 4.In order to reinforce the accuracy in the mobile direction of side fixed frame 202, the present embodiment is in feed screw nut Be symmetrically installed with a pair of guide rod 211 for passing through rack 1 and side fixed frame 202 in the rack 1 of 203 two sides of mechanism, guide rod 211 with One of them in rack 1 or side fixed frame 202 is fixedly connected, and is flexibly connected with another, to improve side fixed frame The accuracy of 202 moving directions prevents side fixed frame 302 from material supporting rack 4 caused by the offset on direction occurring when moving Deflection, influence the using effect of material supporting rack 4.

As shown in Figure 9 and Figure 10, rear baffle mobile mechanism includes rack gear II 303, gear II 305 and rear portion motor 306. Wherein, there are two the tools of rack gear II 303, it is arranged in the rack 1 of 302 upper end of rear portion fixed frame, along the length direction pair of rack 1 Claim arrangement；Gear II 305 is then mounted on the upper end of rear portion fixed frame 302, is intermeshed with rack gear II 303；Gear II 305 It being sequentially connected with rear portion motor 306, is driven by rear portion motor 306, rear portion motor 306 is mounted on rear portion fixed frame 302, with Rear portion fixed frame 302 is mobile and moves.Here the precise match of gear II 305 and rack gear II 303 ensure that rear baffle 3 Precision of position when being adjusted, when rear portion motor 306 does not work, gear II 305 and rack gear II 303 then fix rear portion Frame 302 plays fixed function.In order to guarantee accuracy that rear portion fixed frame 302 moves in rack 1, the present embodiment is solid at rear portion Determine the guide groove 304 that the length direction arrangement along rack 1 is equipped in the rack 1 of 302 two sides of frame, rear portion fixed frame 302 supports It is arranged in guide groove 304, is slided in guide groove 304.Guide groove 304 plays guiding and support to rear portion fixed frame 302 Effect.

In order to reduce after steel plate enters collecting machine, the frictional force generated between material supporting rack 4, the present embodiment is in material supporting rack 4 On pulley 405 is installed, pulley 405 has multiple, is arranged on rectangular slat at equal intervals.By the presence of pulley 405, effectively Ground reduces the frictional force generated in steel plate motion process with material supporting rack 4, reduces the damage to steel plate, improves final finished steel The surface quality of plate.

In conclusion a kind of material-supporting device of cold-rolled steel sheet collecting machine of the present embodiment, can make the steel of steel plate production line Plate smoothly enters in collecting machine, and structure is simple, and blanking is convenient, and can be according to the width of the width adjusting material-supporting device of steel plate Degree, according to the position of the length adjustment rear baffle 3 of steel plate, flexibility is high.

Embodiment 2

A kind of cold-rolled steel sheet rewinding levelling device is mainly used for carrying out leveling work to the steel plate heap dropped down on material receiving desk 5, So that the edge of steel plate heap is become smooth, facilitates packing work when the subsequent progress discharging to steel plate.The rewinding levelling device is divided into Side baffle levelling device and rear baffle levelling device, wherein side baffle levelling device adjusts the flatness of steel plate heap left and right sides, after Baffle levelling device adjusts the flatness of side before and after steel plate heap.Pass through description side baffle levelling device and rear baffle tune separately below The specific structure of leveling device elaborates to make to its working principle.

As shown in figure 8, side baffle levelling device includes side baffle 2, hydraulic cylinder I 201 and side fixed frame 202.Wherein, Side fixed frame 202 is symmetrically mounted on the left and right sides of the rack 1 of collecting machine, the mounting body as side baffle levelling device. Hydraulic cylinder I 201 is horizontally arranged on side fixed frame 202 along the width direction of rack 1, and piston rod is towards in rack 1 The front end of side, piston rod connects side baffle 2, thus pushing tow side baffle 2, driving side baffle 2 is displaced in the width direction of rack 1.

In order to guarantee that the displacement of side baffle 2 in the direction of the width does not shift, the present embodiment is on side fixed frame 202 The width direction of rack 1 is provided with guide sleeve 209, the position on side baffle 2 relative to guide sleeve 209 is provided with insertion guide sleeve The guide post 210 of 209 work, so that the direction of motion of side baffle 2 is accurate, Bu Huifa when making 201 pushing tow side baffle 2 of hydraulic cylinder I Raw offset, reinforces the leveling precision to steel plate heap.Further, the guide sleeve 209 of the present embodiment and guide post 210 all have two, The front and rear sides of side fixed frame 202 are symmetricly set on, stability when side baffle 2 works is improved.

In addition, the present embodiment, which is symmetrically installed with a pair along the width direction of rack 1 on side baffle 2, passes through side fixed frame It is engaged with gear I 205 on 202 rack gear I 204, rack gear I 204, is arranged with meshed gears I on two rack gear I 204 It is connected between gear I 205 on 205, two rack gear I 204 by synchronizing shaft 206, synchronizing shaft 206 then passes through side fixed frame Fixed plate 207 on 202 is fixedly connected with side fixed frame 202.In the initial state, the lower end and side of side fixed frame 202 Baffle 2 is in parallel state, and the gear I 205 on two rack gear I 204 is then located at the same tooth on respective rack gear I 204 Number.Therefore, when 201 pushing tow side baffle 2 of hydraulic cylinder I, rack gear I 204 is mobile with side baffle 2, occurs relatively with gear I 205 The variation of position, but due to the presence of synchronizing shaft 206 so that the distance of two gear I 205 movement make it is identical, to reinforce The leveling precision of side baffle 2.And rack gear I 204 and gear I 205 also act as the effect that detection side baffle 2 levels precision, when When the gear I 205 of two rack gear I 204 is located at the different numbers of teeth, side baffle 2 and side fixed frame 202 are then not parallel State, at this point, the leveling precision of side baffle 2 is not up to standard.

As shown in Figure 9 and Figure 10, rear baffle levelling device includes rear baffle 3, hydraulic cylinder II 301 and rear portion fixed frame 302.Wherein, rear portion fixed frame 302 is mounted on the rear side of rack 1, the mounting body as rear baffle levelling device.Hydraulic cylinder II 301 are horizontally arranged on rear portion fixed frame 302 along the length direction of rack 1, and piston rod connects towards steel plate, the front end of piston rod Rear baffle 3 is connect, so that rear baffle 3 be driven to be displaced along the length direction of rack 1.

After making 301 pushing tow rear baffle 3 of hydraulic cylinder II, rear baffle 3 can rapidly return back to initial position, prevent Because of the case where retraction of rear baffle 3 not in time impacts the rewinding of subsequent steel plate.The present embodiment is also in rear portion fixed frame Spring 307 is connected between 302 and rear baffle 3, thus after guaranteeing 301 pushing tow rear baffle 3 of hydraulic cylinder II, rear baffle 3 can be Initial position is rapidly returned back under the pulling force effect of spring 307.

In addition, since a large amount of collision can occur at work for steel plate and rear baffle 3, in order to reduce steel plate and rear baffle 3 Damage at work, the present embodiment are provided with rubber sheet gasket on the end face that rear baffle 3 is contacted with steel plate, pass through rubber sheet gasket One buffer function is played to the collision of the two, reduces the damage that the two is subject to.

The specific works situation of the levelling device of the present embodiment is such that keep off after encountering after steel plate enters collecting machine Plate 3 and after being blocked, steel plate falls into rewinding position, and hydraulic cylinder I 201 and hydraulic cylinder II 301 work, 1 left and right sides of pushing tow rack Side baffle 2 clamp steel plate, pushing tow rear baffle 3 makes the rear end of steel plate heap be attached to the rack of the cutting system being connected with collecting machine On, so that make steel plate heap all around all becomes smooth, steel plate can be packaged when carrying out discharging without arrange, effectively Ground improves packaging efficiency.

Embodiment 3

A kind of material collecting device of cold-rolled steel sheet collecting machine is made that corresponding improvement on the basis of embodiment 1 and embodiment 2, The two is integrated into a whole, can be achieved at the same time the function of embodiment 1 and embodiment 2 and installation volume, there is no apparent Increase, practicability is higher.The material collecting device is broadly divided into side rewinding part based on side fixed frame 202 and with rear portion Rear portion rewinding part based on fixed frame 302, is below described in detail its specific structure.

As shown in fig. 6, side rewinding part include side baffle 2, hydraulic cylinder I 201, side fixed frame 202, material supporting rack 4, Shaft 401 and hydraulic cylinder III 402.

Wherein, there are two the tools of side fixed frame 202, the two sides of collecting machine rack 1 are symmetrically mounted on；Single side fixed frame 202 top is hinged with shaft 401 along the length direction of rack 1, and shaft 401 can be rotated along the axis of itself；Side baffle 2 It is mounted on side fixed frame 202 and is mounted on 202 lower part of side fixed frame, be in parastate with side fixed frame 202；Hydraulic cylinder I 201 is horizontally arranged on side fixed frame 202 along the width direction of rack 1, and piston rod is towards the inside of rack 1, piston The front end of bar connects side baffle 2, thus pushing tow side baffle 2, driving side baffle 2 is displaced in the width direction of rack 1.

Material supporting rack 4 is made of the rectangular slat that two length directions along rack 1 are arranged, right by bending arm 403 respectively Title is mounted in the shaft 401 of 1 two sides of rack, and bending arm 403 is the linking arm with certain bending degree, and one end is fixedly connected with square Shape strip, the other end are fixedly connected with shaft 401, in the present embodiment, in a shaft 401, have been equidistantly spaced from multiple bending arms 403, guarantee the bonding strength of material supporting rack 4；One end of hydraulic cylinder III 402 is hinged on side fixed frame 202, and the other end then leads to It crosses hinge 404 and shaft 404 is articulated and connected.Therefore, the rotation of shaft 401 need to be only controlled, bending arm 403 can be driven along shaft 401 axial rotation, bending arm 403 drives two rectangular slats to open or be closed again, to carry out blanking after receiving steel plate.

As shown in Figure 9 and Figure 10, rewinding part in rear portion includes rear baffle 3, hydraulic cylinder II 301 and rear portion fixed frame 302. Wherein, rear portion fixed frame 302 is mounted on the rear side of rack 1, the mounting body as rear baffle levelling device.Hydraulic cylinder II 301 Length direction along rack 1 is horizontally arranged on rear portion fixed frame 302, and piston rod is connected towards steel plate, the front end of piston rod Rear baffle 3, so that rear baffle 3 be driven to be displaced along the length direction of rack 1.

In order to adapt to the steel plate of different length and width specifications, the present embodiment is also that side fixed frame 202 and rear portion are fixed Frame 302 is mounted with the side baffle mobile mechanism and rear baffle mobile mechanism of adjustable itself and the relative position of rack 1.

Rear baffle mobile mechanism includes rack gear II 303, gear II 305 and rear portion motor 306.Wherein, rack gear II 303 There are two tools, is arranged in the rack 1 of 302 upper end of rear portion fixed frame, the length direction along rack 1 is arranged symmetrically；Gear II 305 are mounted on the upper end of rear portion fixed frame 302, are intermeshed with rack gear II 303；Gear II 305 and rear portion motor 306 pass Dynamic connection, is driven by rear portion motor 306, and rear portion motor 306 is mounted on rear portion fixed frame 302, is moved with rear portion fixed frame 302 It moves and moves.Here the precise match of gear II 305 and rack gear II 303 ensure that the position to rear baffle 3 is adjusted When precision, when rear portion motor 306 does not work, gear II 305 and rack gear II 303 then play fixation to rear portion fixed frame 302 Effect.In order to guarantee accuracy that rear portion fixed frame 302 moves in rack 1, the present embodiment is in 302 two sides of rear portion fixed frame The guide groove 304 of length direction arrangement along rack 1 is installed, the support of rear portion fixed frame 302 is arranged in guide groove in rack 1 In 304, slided in guide groove 304.Guide groove 304 plays the role of guiding and support to rear portion fixed frame 302.

In order to reduce the damage of steel plate and rear baffle 3 in an impact, the present embodiment is in the end face that rear baffle 3 is contacted with steel plate On be provided with rubber sheet gasket, a buffer function is played to the collision of the two by rubber sheet gasket, both reduces the damage being subject to.

In conclusion a kind of material collecting device of cold-rolled steel sheet collecting machine of the present embodiment, blanking is simple, can be according to steel The corresponding width for adjusting material supporting rack 4 of the width of plate, and the steel plate heap for dropping down onto rewinding position can be adjusted to concordant state, so that Arrangement is needed not move through after steel plate discharging to be packaged, and packaging efficiency is high.

Embodiment 4

As is illustrated by figs. 11 and 12, a kind of cold-rolled steel sheet double crossing over mobile platform, for accepting steel plate below collecting machine, And after steel plate reaches certain amount, steel plate is transported to and is unloaded on one side.It includes material receiving desk 5 and lifting device 6, wherein is received Steel plate is transported to and unloads on one side for accepting steel plate by material platform 5, and lifting device 6 is then set for material receiving desk 5 to be raised to Rewinding position.Specific structure below by detailed description material receiving desk 5 and lifting device 6 carrys out the work to double crossing over mobile platform Principle, which is made, to be elaborated.

There are two the tools of material receiving desk 5, and lower end is equipped with wheel 502, between wheel 502 and the output shaft of rewinding motor 503 It is connected by bearing, work is driven by rewinding motor 503, rewinding motor 503 is controlled by PLC.502 lower section of wheel is then arranged There is the track 501 to match with wheel 502, track 501 is arranged in the ground of 1 lower section two sides of rack along the width direction of rack 1 On, material receiving desk 5 is then arranged on track 501 by the support of wheel 502.Before collecting machine work, wherein one in two material receiving desks 5 A rewinding position being moved to below collecting machine, collecting machine work, steel plate drops down on material receiving desk 5, after steel plate reaches certain amount, The material receiving desk 5 carries out discharging packing along the side that track 501 is moved to collecting machine, meanwhile, another material receiving desk 5 is moved to rewinding The rewinding position of machine carries out rewinding.

In existing collecting machine, after material receiving desk has accepted sufficient amount of steel plate, it usually needs until will be on material receiving desk After steel plate whole packing is unloaded and returns to rewinding position, steel plate production line can just work on, and the steel plate otherwise sheared will be at random Ground is fallen on the ground.And unload steel plate and usually require to spend a longer time, therefore, this mode significantly reduces steel plate Production efficiency.And in the present embodiment, the automatic control type material receiving desk 5 worked alternatively by two carries out rewinding to steel plate, makes Steel plate production line need to only be spaced the very short time and can work on, effectively improve the production efficiency of steel plate.

The underface of collecting machine is arranged in lifting device 6, and when it is in original state, horizontal plane where the upper end should Lower than the horizontal plane where material receiving desk 5.In order to meet this requirement, the present embodiment is provided with pit immediately below collecting machine, Pit is between two tracks 501, and lifting device 6 is mounted in pit, and the support end of the rack 1 of collecting machine is arranged in pit On the bottom surface of surrounding.

Lifting device 6 includes pedestal 601, movable support 602, support frame 603 and telescoping mechanism 604.Wherein, pedestal 601 As the installation pedestal of lifting device 6, it is set to pit bottom；One end of movable support 602 and pedestal 601 are articulated and connected, separately One end is then hinged on the support frame 603 of the upper end, can be controlled support frame 603 and be risen or fallen；Telescoping mechanism 604 is mounted on On pedestal 601, telescopic end is connect with movable support 602, for drive movable support 602 drive support frame 603 rise or under Drop, the present embodiment is using hydraulic cylinder as telescoping mechanism 604.

When material receiving desk 5 moves to the top of lifting device 6, telescoping mechanism 604 drives movable support 602 to work, and drives Support frame 603 rises, to be lifted material receiving desk 5 to the rewinding position of collecting machine, receives steel plate.Lifting device 6 can be extremely convenient Material receiving desk 5 is lifted to the position of suitable rewinding by ground, and the levelling device of collecting machine is enable precisely easily to adjust to steel plate Flat operation, improves the working efficiency of collecting machine.

In order to guarantee that material receiving desk 5 can accurately rest on the surface of lifting device 6, the present embodiment is in support frame 603 Broadside perpendicular bisector on, if more specific, on the midpoint of 603 broadside of support frame, a sensor 605 is installed.Phase Cooperation, on the perpendicular bisector of the broadside of 5 lower end of material receiving desk, it is provided with the block of one with 605 cooperating of sensor 504, sensor 605 is electrically connected with PLC controller, and PLC controller controls rewinding motor 503 and works.When material receiving desk 5 is moved to liter When the surface of falling unit 6, block 504 touches sensor 605, and sensor 605 issues signal, PLC control to PLC controller Device receives signal and controls rewinding motor 503 and stops working, and material receiving desk 5 is made accurately to rest on the surface of lifting device 6.It is logical This mode is crossed, when ensure that collecting machine work, material receiving desk 5 can be accurately in the rewinding position set.

In order to guarantee that material receiving desk 5 does not shake and is displaced in the lifting process of lifting device 6 and during receiving steel plate, this Embodiment is provided with location hole 606 in the upper end of support frame 603, is then provided in the lower end of material receiving desk 5 and cooperates with location hole 606 The positioning column 505 of work.When material receiving desk 5 is moved to the surface of lifting device 6, lifting device 6 rises and is lifted material receiving desk 5, at this point, positioning column 505 can just be inserted into location hole 606, so that material receiving desk 5 be enable to pass through positioning column 505 and positioning Hole 606 is fixed on support frame 603.In this way, shaking when 5 rewinding of material receiving desk is efficiently reduced, is prevented Only material receiving desk 5 is subjected to displacement to receive steel plate with can not be successfully during working.Further, the location hole 606 of the present embodiment With multiple, the two sides of support frame 603 are symmetricly set on, positioning column 505 is then corresponded with location hole 606, this location hole 606 arrangement further enhances the fixed effect for material receiving desk 5, in actual use excellent.

It is noted that it is also equipped with photoelectric sensor switch on lifting device 6, after steel plate is stacked to certain altitude, Photoelectric sensor switch inductive signal on lifting device 6 simultaneously sends the signal to PLC controller, PLC controller control lifting dress 6 decline certain altitudes are set, steel plate is conveniently continued to.After steel plate reaches the number set, lifting device 6 drops to initially Position, material receiving desk 5 are transported to along track 501 and carry out discharging packing on one side.

In conclusion a kind of cold-rolled steel sheet double crossing over mobile platform of the present embodiment, can fall into rewinding position in steel plate Steel plate is promptly moved into packed locations afterwards, and steel plate production line only needs to be spaced very short time and can work on, and produces Efficiency greatly improves.

A kind of application method of cold-rolled steel sheet double crossing over mobile platform, comprising the following steps:

One, it before steel plate production line work, enables lifting device 6 be in original state, then, a material receiving desk 5 is moved to 6 top of lifting device, control lifting device 6, which rises, is raised to rewinding position for material receiving desk 5, prepares splicing；

Two, steel plate production line starts, and collecting machine receives cutting system and conveys the steel plate to come, on dropping down onto material receiving desk 5, when After steel plate on material receiving desk 5 reaches the quantity set, steel plate production line stops working；

Three, lifting device 6 falls back to original state, drives the material receiving desk 5 in step 2 to decline, and move it to rewinding The discharge level of machine side carries out packing discharging；Meanwhile driving another material receiving desk 5 to 6 top of lifting device, lifting device 6 will It is raised to rewinding position, then starts steel plate production line.

This method accepts steel plate using above-mentioned cold-rolled steel sheet double crossing over mobile platform, improves the packaging efficiency and life of steel plate Produce efficiency.

Embodiment 5

As shown in figure 5, a kind of cold-rolled steel sheet collecting machine, is mounted on the end of steel plate production line, with steel plate shearing system phase Even, for collecting the steel plate sheared and being stacked to steel plate together, discharging packing is carried out.It includes rack 1 and material collecting device, Rack 1 is used as mounting body, and material collecting device is mounted in rack 1.Wherein, material collecting device uses a kind of cold-rolled steel of embodiment 3 The material collecting device of plate collecting machine, the side rewinding part being broadly divided into based on side fixed frame 202 and with rear portion fixed frame Rear portion rewinding part based on 302, is below described in detail its specific structure.

In conclusion a kind of cold-rolled steel sheet collecting machine of the present embodiment, neat, the nothing that steel plate receipts promptly can be stacked into pile Need to carry out arranging directly to be packaged, and the packaging efficiency of steel plate is effectively improved.

A kind of application method of cold-rolled steel sheet collecting machine carries out rewinding using above-mentioned cold-rolled steel sheet collecting machine, including following Step:

One, debug: before steel plate production line work, according to the size of finished steel plate, respectively by side baffle mobile mechanism and Rear baffle mobile mechanism adjusts the position of spacing and rear baffle 3 on the length direction of rack 1 between side baffle 2, specific Operation has been described in detail in the above content, therefore is not repeated herein；

Two, feeding: steel plate production line work, the steel plate sheared enter collecting machine, slide on material supporting rack 4, work as steel plate Stopped after touching rear baffle 3 by rear baffle 3, stop motion；

Three, blanking: hydraulic cylinder III 402 drives material supporting rack 4 to open, and so that steel plate is fallen into rewinding position, concrete operations are above-mentioned It has been described in detail in content, therefore has no longer described；

Four, level: the side baffle 2 of 1 left and right sides of pushing tow rack makes side baffle 2 clamp steel plate；1 rear side of pushing tow rack Rear baffle 3,3 pushing tow steel plate of rear baffle, is tightly attached to steel plate in the rack for the cutting system being connected with collecting machine, to make steel plate Heap all around all becomes smooth, can be packaged when discharging without arrange again, packaging efficiency is high；

Five, discharging: after the steel plate of rewinding position reaches the quantity set, steel plate production line stops working, and prepares to be packaged Discharging.

This method uses above-mentioned cold-rolled steel sheet collecting machine, and rewinding is high-efficient and steel plate stacking is neat, and it is convenient to be packaged, and improves The working efficiency of steel plate production line.

Embodiment 6

As shown in Figures 1 to 4, a kind of cold-rolled steel sheet material-receiving system, for being received to the steel plate that steel plate production line manufactures Expect and the steel plate heap kept well is transported to side carries out packing discharging.It includes collecting machine and material receiving desk 5, lifting device 6, In, collecting machine uses a kind of cold-rolled steel sheet collecting machine of embodiment 5, and material receiving desk 5 and lifting device 6 then form the one of embodiment 4 Kind cold-rolled steel sheet double crossing over mobile platform, is mounted on the lower section of collecting machine, is described in detail below to its specific structure.

Collecting machine includes rack 1 and material collecting device, and rack 1 is used as mounting body, and material collecting device is mounted in rack 1.Its In, material collecting device is broadly divided into using a kind of material collecting device of cold-rolled steel sheet collecting machine of embodiment 3 with side fixed frame 202 Based on side rewinding part and the rear portion rewinding part based on rear portion fixed frame 302.

In conclusion a kind of cold-rolled steel sheet material-receiving system of the present embodiment, it is neat steel plate receipts promptly can be stacked into pile, And steel plate production line need to only be spaced very short time and can work on, and effectively improve the rewinding efficiency and production effect of steel plate Rate.

A kind of cold-rolled steel sheet rewinding method carries out rewinding using above-mentioned cold-rolled steel sheet material-receiving system, comprising the following steps:

One, it debugs: before steel plate production line work, according to the width of the steel plate of production, passing through motor driven side fixed frame Leadscrew-nut mechanism 203 on 202 works, and control side fixed frame 202 is mobile in the width direction of rack 1, side fixed frame 202 drive side baffle 2 mobile, adjust the spacing between the side baffle 2 of 1 left and right sides of rack, which should be wide slightly larger than steel plate Degree；Then, according to the length of the steel plate of production, start rear portion motor 306 and work, rear portion motor 306 drives gear II 305 to exist It is rotated on rack gear II 303, thus enable gear II 305 that rear portion fixed frame 302 is driven to move along the length direction of rack 1, rear portion Fixed frame 302 drives rear baffle 3 mobile again, makes the distance between rear baffle 3 and cutting system slightly larger than steel plate length；Then, Rewinding motor 503 drives material receiving desk 5 to be moved to the surface of lifting device 6, and lifting device 6, which works, is raised to receipts for material receiving desk 5 The rewinding position of material machine；

Two, feeding: steel plate production line work, after the steel plate that clipped system has been sheared enters collecting machine, on material supporting rack 4 It is slided to collecting machine rear rapidly, the pulley 405 on material supporting rack 4 rotates with it, and reduces the friction between steel plate and material supporting rack 4 Power.After steel plate touches rear baffle 3, steel plate stops simultaneously stop motion by rear baffle 3.

Three, blanking: after steel plate stop motion, hydraulic cylinder III 402 works, and drive shaft 401 rotates, and shaft 401 is then It drives material supporting rack 4 to rotate along the axis of shaft 401 by bending arm 403, enables material supporting rack 4 separate, fall the steel plate on material supporting rack 4 Enter on material receiving desk 5.

Four, it levels: after steel plate is fallen on material receiving desk 5, firstly, hydraulic cylinder I 201 works, the side of 1 two sides of pushing tow rack Baffle 2 makes the clamping of side baffle 2 be located in the middle steel plate heap, and enabling becomes smooth at left and right sides of steel plate heap；Then, hydraulic cylinder II 301 work, pushing tow rear baffle 3, rear baffle 3 by the rack of steel plate heap pushing tow to the cutting system being connected with collecting machine, thus It enables the rack of rear baffle 3 and cutting system clamp the front and rear sides of steel plate heap, the front and rear sides of steel plate heap is made to become smooth.It needs It is noted that the step of leveling step and blanking step are alternately.

Five, discharging: after the steel plate number on material receiving desk 5 reaches the target set, steel plate production line stops working, and rises Falling unit 6 drops to initial position, and rewinding motor 503 drives material receiving desk 5 to be moved to discharge position and carries out packing discharging, meanwhile, Drive another material receiving desk 5 to be moved on lifting device 6, lifting device 6 is lifted material receiving desk 5 to rewinding position, steel plate production line after Continuous work.

This method carries out rewinding using steel plate of the above-mentioned material-receiving system to shearing, and rewinding is high-efficient and steel plate stacking is neat, It is convenient to be packaged, and improves the working efficiency of steel plate production line.

Example of the present invention is only that preferred embodiments of the present invention will be described, not to present inventive concept and Range is defined, and under the premise of not departing from design philosophy of the present invention, this field engineers and technicians are to technology of the invention The various changes and improvements that scheme is made should all fall into protection scope of the present invention.

Claims

1. a kind of cold-rolled steel sheet rewinding method, includes the following steps:

One, it debugs: before steel plate production line work, spacing and the rear gear between side baffle (2) is adjusted according to the size of finished steel plate Position of the plate (3) on the length direction of rack (1)；Then, it drives a material receiving desk (5) to be moved to below collecting machine to be received Material；

Two, feeding: steel plate production line work, the steel plate sheared enters collecting machine, slides on material supporting rack (4), when steel plate touches Contact rear baffle (3) stop motion afterwards；

Three, blanking: drive shaft (401) rotation drives material supporting rack (4) to open, falls into steel plate on material receiving desk (5)；

Four, level: the side baffle (2) at left and right sides of pushing tow rack (1), side baffle (2) clamp steel plate；On rear side of pushing tow rack (1) Rear baffle (3), rear baffle (3) pushing tow steel plate；

Five, discharging: after the steel plate on material receiving desk (5) reaches the quantity set, steel plate production line stops working, and drives rewinding Platform (5) moves to discharge position and carries out packing discharging；Meanwhile it driving another material receiving desk (5) to be moved to collecting machine and continuing below receipts Material, steel plate production line work on.

2. a kind of cold-rolled steel sheet rewinding method according to claim 1, it is characterised in that: the collecting machine includes rack (1), the side baffle (2) at left and right sides of rack (1), the rear baffle (3) being mounted on rear side of rack (1) are symmetrically mounted on and is mounted on Material supporting rack (4) above rack (1) is provided with the hydraulic cylinder I (201) of pushing tow side baffle (2) on the outside of the side baffle (2), The hydraulic cylinder II (301) of pushing tow rear baffle (3) is provided on rear side of the rear baffle (3).

3. a kind of cold-rolled steel sheet rewinding method according to claim 2, it is characterised in that: the left and right two of the rack (1) Side is equipped with side fixed frame (202), and the hydraulic cylinder I (201) is mounted on side fixed frame (202), hydraulic cylinder I (201) Piston rod connect side baffle (2), driving side baffle (2) along rack (1) width direction move.

4. a kind of cold-rolled steel sheet rewinding method according to claim 3, it is characterised in that: the side fixed frame (202) Upper end is connect by leadscrew-nut mechanism (203) with rack (1), and leadscrew-nut mechanism (203) drives side fixed frame (202) edge The width direction of rack (1) moves；

In the debugging step, the detailed process of the spacing between side baffle (2) is adjusted are as follows: driving leadscrew-nut mechanism (203) Work, control side fixed frame (202) is mobile in the width direction of rack (1), and side fixed frame (202) drives side baffle (2) It is mobile, adjust the spacing between two side baffles (2).

5. a kind of cold-rolled steel sheet rewinding method according to claim 4, it is characterised in that: along machine on the side baffle (2) The width direction of frame (1) is symmetrically installed with a pair of rack gear I (204) for passing through side fixed frame (202), and rack gear I is engaged on (204) Have gear I (205), is connected between the gear I (205) on two rack gear I (204) by synchronizing shaft (206)；The synchronizing shaft (206) it is fixedly connected with side fixed frame (202).

6. a kind of cold-rolled steel sheet rewinding method according to claim 2, it is characterised in that: the rear side of the rack (1) is pacified Equipped with rear portion fixed frame (302), the hydraulic cylinder II (301) is mounted on rear portion fixed frame (302), hydraulic cylinder II's (301) Piston rod connects rear baffle (3), and driving rear baffle (3) is moved along the length direction of rack (1).

7. a kind of cold-rolled steel sheet rewinding method according to claim 6, it is characterised in that: rack (1) the upper end edge machine The length direction of frame (1) is provided with rack gear II (303), along the length side of rack (1) in the rack (1) below rack gear II (303) To being equipped with guide groove (304)；The rear portion fixed frame (302) is slidably arranged on guide groove (304), upper part be provided with Rack gear II (303) meshed gears II (305), gear II (305) are driven by rear portion motor (306)；

In the debugging step, the detailed process of the position of rear baffle (3) is adjusted are as follows: rear portion motor (306) work drives gear II (303) rotation, gear II (303) drive rear portion fixed frame (302) to move along the length direction of rack (1), rear portion fixed frame (302) drive rear baffle (3) mobile.

8. a kind of cold-rolled steel sheet rewinding method according to any one of claim 3-7, it is characterised in that: further include turning Axis (401) and hydraulic cylinder III (402)；There are two shaft (401) tools, and the length direction along collecting machine rack (1) is symmetrically cut with scissors Connect the top in side fixed frame (202)；The material supporting rack (4) includes be arranged symmetrically two of length direction along rack (1) Rectangular slat, rectangular slat are fixedly mounted on shaft (401) by bending arm (403)；The one of the hydraulic cylinder III (402) End is hinged on side fixed frame (202), and the other end is articulated and connected by hinge (404) and shaft (401), for controlling shaft (401) it rotates.

9. a kind of cold-rolled steel sheet rewinding method according to any one of claims 1-7, it is characterised in that: the rewinding There are two platform (5) tools；It is equipped with track (501) below the material supporting rack (4), material receiving desk (5) lower end is equipped with and track (501) wheel (502) to match, material receiving desk (5) are arranged on track (501) by wheel (502) support, wheel (502) It is driven by rewinding motor (503).

10. a kind of cold-rolled steel sheet collecting machine according to claim 9, it is characterised in that: setting below the material supporting rack (4) There are lifting device (6), when lifting device (6) is in original state, horizontal plane is lower than water where material receiving desk (5) where the upper end Plane；

When including lifting device, the mobile detailed process of material receiving desk (5) are as follows: before steel plate production line work, drive a rewinding Above platform to lifting device (6), material receiving desk (5) is raised to rewinding position, steel plate production line work by lifting device (6)；

After the steel plate number on material receiving desk (5) reaches the target set, steel plate production line stops working, lifting device (6) Drop to initial position, driving material receiving desk (5) is moved to discharge position and carries out packing discharging；Meanwhile driving another material receiving desk (5) it is moved to above lifting device (6), lifting device (6) is lifted material receiving desk (5) to rewinding position, and steel plate production line works on.