CN109985987B

CN109985987B - Cold-rolled steel plate receiving method

Info

Publication number: CN109985987B
Application number: CN201910292506.7A
Authority: CN
Inventors: 周建峰
Original assignee: Anhui Zhengping Metal Technology Co ltd
Current assignee: Anhui Zhengping Metal Technology Co ltd
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-10-09
Anticipated expiration: 2039-04-12
Also published as: CN109985987A

Abstract

The invention discloses a cold-rolled steel plate receiving method, and belongs to the field of steel plate processing. Before the steel plate production line works, the positions of the side baffle and the rear baffle of the material receiving machine are adjusted according to the size of a steel plate, and then one material receiving platform is driven to a material receiving position. The steel plate production line works, the sheared steel plate enters the material receiving machine, slides on the material supporting frame, stops moving after touching the rear baffle plate and falls into the material receiving platform. Then, pushing side baffles on the left side and the right side of the rack to enable the side baffles to clamp the steel plate, pushing a rear baffle on the rear side of the rack to enable the rear baffle to push the steel plate, and enabling the edge of the steel plate stack to be flat. And when the number of the steel plates on the material receiving platform reaches a set number, driving the material receiving platform to move away for packaging and discharging. The material receiving method is high in material receiving efficiency, the steel plates are stacked orderly, the packing is convenient, and the working efficiency of the steel plate production line is improved.

Description

Cold-rolled steel plate receiving method

Technical Field

The invention belongs to the field of steel plate processing, and particularly relates to a cold-rolled steel plate receiving method.

Background

At present, the total yield of the steel in China is the first in the world for many years, the annual yield is more than four hundred million tons, and meanwhile, the steel in China is the largest steel consuming country in the world. Steel sheets are used in a large proportion of steel types, and have been widely used in various fields such as buildings and industries.

In traditional steel sheet manufacturing flow, the coil of strip forms a piece steel sheet after material loading, blowing, levelling, shearing in proper order, but, the steel sheet needs the workman to lift to put and piles up and receive the material, or the manual operation machine carries out the pile up neatly, wastes time and energy, extravagant manpower resources, and during receiving the material, the production line need stop the operation and wait for the steel sheet to collect the back reworking, because this kind of time of receiving the material form needs is longer, has caused very big influence to the production efficiency of production line.

The Chinese patent application numbers are: CN201720966104.7, published date: patent literature 2/16/2018 discloses a steel plate receiving device for transverse shearing line of a steel plate, which comprises a rack, a receiving platform assembly and a steel plate size limiting device, wherein the receiving platform assembly is provided with a receiving station and is used for stacking the steel plates in sequence; the steel plate size limiting device comprises a front baffle component, a rear baffle component, a left baffle component, a right baffle component, a rear baffle component moving mechanism and a right baffle component moving mechanism, the front baffle component, the rear baffle component, the left baffle component and the right baffle component enclose a steel plate size limiting opening, and a steel plate conveyed from a steel plate transverse shearing line firstly enters the steel plate size limiting opening and then falls onto a material receiving platform component at a material receiving station. The utility model discloses a can receive well and fold the steel sheet after the steel sheet cross-cut line was cuted to can be applicable to the receipts of the steel sheet of multiple size and fold, receive and fold effectually. The material receiving device adjusts the size of the inner space of the restraint opening to be slightly larger than the size of the steel plate, so that the steel plate is limited in the inner space of the restraint opening after entering the restraint opening and then falls onto the material receiving platform. However, this approach has the following problems: (1) the size of the restraint opening is larger than that of the steel plates, so that when the steel plates fall into the restraint opening, a plurality of steel plates are difficult to stack neatly, and the steel plate stack is inevitably uneven all around, so that the steel plates need to be sorted and then packed when being unloaded, and the packing efficiency is influenced; (2) after the steel plate falls into the material receiving platform, need wait to receive the whole backs of unloading of bench steel plate and return the normal position, material collecting device just can continue to work, and the required time is longer, influences the manufacturing efficiency of steel plate.

The applicant of the present patent also previously filed a chinese patent application with the following number: cn201610614875.x, published as: the invention discloses an invention patent of 2016, 11, 9, which discloses a cold-rolled steel plate receiving machine, a plate shearing system and a receiving method, and belongs to the field of steel plate processing. This receive material machine is including receiving the material frame, receives material frame top and is provided with the upper bracket, and the last support both sides are respectively through the cradling piece connection flattening board of vertical setting, and the region is steel sheet unloading region between two flattening boards, receives material frame top and is provided with the buffer, and the buffer top is provided with buffer spacer, and the steel sheet unloading stops through the buffer buffering to buffer spacer to receiving the material frame striking, falls in receiving the material position, receives the material frame outside and is provided with a plurality of receipts material probes. The material receiving probe is arranged outside one side of the material receiving rack buffer, the center of the material receiving probe is opposite to the material receiving position, the steel plate image is detected, the image angle is calculated, the steel plate inclination angle is detected through comparing standard images, and the leveling plate is controlled to level. However, this scheme is mainly to carry out the flattening to the steel sheet that gets into behind the receipts material machine, thereby solve the steel sheet after the shearing and still have the warpage and lead to the orderly problem of unable pile up neatly, it can not solve above-mentioned needs and all lift off the back with the steel sheet, thereby the problem that whole steel sheet production line just can continue work influences work efficiency's problem, and the steel sheet falls into behind the receipts material position, the steel sheet of piling together is not neat, influence the packing efficiency of steel sheet, often need the manual work to pack the steel sheet again after neat, waste time and energy.

Disclosure of Invention

1. Problems to be solved

The invention provides a cold-rolled steel plate receiving system which can rapidly receive and stack steel plates orderly, and a steel plate production line can continue to work only at intervals in a short time, so that the receiving efficiency and the production efficiency of the steel plates are effectively improved.

The invention further provides a cold-rolled steel plate receiving method, the receiving system is adopted to receive the sheared steel plates, the receiving efficiency is high, the steel plates are stacked orderly, the packaging is convenient, and the working efficiency of a steel plate production line is improved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A cold-rolled steel plate material receiving method comprises the following steps:

firstly, debugging: before the steel plate production line works, the distance between the side baffles and the position of the rear baffle in the length direction of the rack are adjusted according to the size of a finished steel plate; then, driving a material receiving platform to move to the lower part of the material receiving machine for receiving materials;

secondly, feeding: the steel plate production line works, the cut steel plate enters a material receiving machine, slides on a material supporting frame, and stops moving when the steel plate touches a rear baffle;

thirdly, blanking: the rotating shaft is driven to rotate to drive the material supporting frame to open, so that the steel plate falls onto the material receiving table;

fourthly, leveling: pushing side baffles at the left side and the right side of the rack, wherein the side baffles clamp the steel plate; pushing a rear baffle plate at the rear side of the rack, wherein the rear baffle plate pushes a steel plate;

fifthly, unloading: when the number of the steel plates on the material receiving platform reaches a set number, the steel plate production line stops working, and the material receiving platform is driven to move to a discharging position for packaging and discharging; meanwhile, another material receiving platform is driven to move to the position below the material receiving machine to continue to receive materials, and the steel plate production line continues to work.

Furthermore, the material receiving machine comprises a rack, side baffles symmetrically arranged on the left side and the right side of the rack, a rear baffle arranged on the rear side of the rack and a material supporting frame arranged above the rack, wherein a hydraulic cylinder I for pushing the side baffles is arranged on the outer side of the side baffles, and a hydraulic cylinder II for pushing the rear baffle is arranged on the rear side of the rear baffle.

Furthermore, lateral part mounts are installed on the left side and the right side of the rack, the hydraulic cylinder I is installed on the lateral part mounts, a piston rod of the hydraulic cylinder I is connected with the side baffle, and the side baffle is driven to move along the width direction of the rack.

Furthermore, the upper end of the side fixing frame is connected with the rack through a lead screw nut mechanism, and the lead screw nut mechanism drives the side fixing frame to move along the width direction of the rack;

in the debugging step, the specific process of adjusting the distance between the side baffles is as follows: the screw nut mechanism is driven to work, the lateral fixing frame is controlled to move in the width direction of the rack, the lateral fixing frame drives the side baffles to move, and the distance between the two side baffles is adjusted.

Furthermore, a pair of racks I penetrating through the side fixing frame is symmetrically arranged on the side baffle plate along the width direction of the rack, a gear I is meshed on the racks I, and the gears I on the two racks I are connected through a synchronous shaft; the synchronizing shaft is fixedly connected with the side fixing frame.

Furthermore, a rear fixing frame is installed on the rear side of the rack, the hydraulic cylinder II is installed on the rear fixing frame, and a piston rod of the hydraulic cylinder II is connected with the rear baffle plate to drive the rear baffle plate to move along the length direction of the rack.

Furthermore, a rack II is arranged at the upper end of the rack along the length direction of the rack, and a guide groove is arranged on the rack below the rack II along the length direction of the rack; the rear fixing frame is arranged on the guide groove in a sliding mode, a gear II meshed with the rack II is arranged at the upper part of the rear fixing frame, and the gear II is driven by a rear motor;

in the debugging step, the specific process of adjusting the position of the rear baffle is as follows: the rear motor works, the driving gear II rotates, the gear II drives the rear fixing frame to move along the length direction of the rack, and the rear fixing frame drives the rear baffle to move.

Further, the device also comprises a rotating shaft and a hydraulic cylinder III; the two rotating shafts are symmetrically hinged to the upper part of the side fixing frame along the length direction of the material receiving machine frame; the material supporting frame comprises two rectangular strips which are symmetrically arranged along the length direction of the rack, and the rectangular strips are fixedly arranged on the rotating shaft through bending arms; one end of the hydraulic cylinder III is hinged to the side fixing frame, and the other end of the hydraulic cylinder III is hinged to the rotating shaft through a hinge and used for controlling the rotating shaft to rotate.

Further, the material receiving platforms are provided with two material receiving platforms; the track is installed to support the work or material rest below, receive material platform lower extreme and install the wheel with track assorted, receive the material platform and support through the wheel and set up on the track, the wheel is through receiving material motor drive.

Furthermore, a lifting device is arranged below the material supporting frame, and when the lifting device is in an initial state, the horizontal plane of the upper end of the material supporting frame is lower than the horizontal plane of the material receiving platform;

when including elevating gear, receive the concrete process that the material platform removed and be: before the steel plate production line works, driving a material receiving platform to be above a lifting device, lifting the material receiving platform to a material receiving position by the lifting device, and working the steel plate production line; when the number of the steel plates on the material receiving platform reaches a set target, the steel plate production line stops working, the lifting device descends to an initial position, and the material receiving platform is driven to move to a discharging position for packaging and discharging; meanwhile, the other material receiving platform is driven to move to the position above the lifting device, the lifting device lifts the material receiving platform to the material receiving position, and the steel plate production line continues to work.

3. Advantageous effects

Compared with the prior art, the invention has the beneficial effects that:

(1) the invention relates to a cold-rolled steel plate receiving system, wherein side baffles are arranged on the left side and the right side of a receiving position of a receiving machine, a rear baffle is arranged behind the receiving machine, after a steel plate enters the receiving machine, the steel plate touches the rear baffle and is blocked, the steel plate falls onto a receiving platform, however, although the steel plate cannot slide down due to the existence of the side baffles and the rear baffle, the position of the steel plate when falling is not fixed, a plurality of steel plates are randomly stacked on the receiving platform, so that the steel plate needs to be arranged and then packaged when being packaged subsequently, the packaging efficiency is greatly influenced, in the invention, a hydraulic cylinder for pushing is arranged behind each baffle, after the steel plate falls onto the receiving platform, the hydraulic cylinder works to push the side baffles on the left side and the right side of a rack to clamp the steel plate, and the rear end of a steel plate stack is attached to the rack of a shearing system connected with the receiving machine by the pushing rear baffle, so that the front, the rear, the, the steel plate can be packed without being sorted when being unloaded, so that the packing efficiency is effectively improved;

(2) according to the cold-rolled steel plate receiving system, the pair of racks I are arranged on the side baffle plates, and the gears I connected through the synchronizing shafts fixed on the side fixing frames are arranged on the pair of racks I, so that when the hydraulic cylinder I pushes the side baffle plates, the side baffle plates can accurately move along the width direction of the rack, the leveling effect on a steel plate stack is prevented from being influenced due to inconsistent front and back displacement of the side baffle plates, and whether the side baffle plates are parallel to the side fixing frames can be judged by observing whether the gears I on the pair of racks I are located at the same position of the racks I or not during installation, so that the installation accuracy of a leveling device is ensured;

(3) according to the cold-rolled steel plate receiving system, the material supporting frame is arranged on the rotating shaft capable of rotating along the axis of the material supporting frame through the bending arm, and the material supporting frame can be controlled to be opened and closed only by controlling the rotating shaft to rotate through the hydraulic cylinder III, so that a steel plate can smoothly enter the material receiving machine and then accurately fall to the receiving position, the structure is simple, and the blanking is convenient;

(4) according to the cold-rolled steel plate receiving system, the position of the side fixing frame in the width direction of the rack can be adjusted through the screw and nut mechanism according to different widths of finished steel plates, so that the width of the material supporting frame and the distance between the side baffles are adjusted to adapt to the steel plates with different widths, and the flexibility is high;

(5) according to the cold-rolled steel plate receiving system, the gear II can be driven by the rear motor to rotate on the rack II according to different lengths of finished steel plates, so that the rear fixing frame is driven to slide in the guide groove, the position of the rear baffle plate in the length direction of the rack is adjusted, the precision in adjusting the position of the rear baffle plate is ensured by the accurate matching of the gear II and the rack II, and when the motor does not work, the gear II and the rack II play a role in fixing the rear fixing frame;

(6) according to the cold-rolled steel plate receiving system, the receiving platforms which are used alternately are arranged below the receiving machine, when one receiving platform receives a steel plate to a certain degree and moves aside for packaging and discharging, the other receiving platform can take over to receive the steel plate, so that the steel plate production line can continue to work only in a short time, and the production efficiency of the steel plate is effectively improved;

(7) according to the cold-rolled steel plate receiving system, the pulleys are arranged on the material supporting frame, so that the friction between a steel plate and the steel plate when the steel plate slides on the material supporting frame is effectively reduced, the damage to the steel plate is reduced, and the surface quality of the steel plate is improved;

(8) according to the cold-rolled steel plate receiving system, the lifting device is arranged right below the receiving machine, so that the receiving table can be conveniently lifted to a position suitable for receiving materials, the leveling device of the receiving machine can accurately and conveniently level steel plates, and the working efficiency of the receiving machine is improved;

(9) according to the cold-rolled steel plate receiving method, the cold-rolled steel plate receiving system is adopted to receive the steel plates, the receiving efficiency is high, the steel plates are stacked orderly, the packaging is convenient, and the working efficiency and the receiving efficiency of a steel plate production line are improved.

Drawings

FIG. 1 is an isometric view of a cold rolled steel sheet receiving system;

FIG. 2 is a front view of a cold rolled steel sheet receiving system;

FIG. 3 is a side view of a cold rolled steel sheet receiving system;

FIG. 4 is a top view of a cold rolled steel sheet receiving system;

FIG. 5 is an isometric view of a cold rolled steel sheet receiving machine;

FIG. 6 is an isometric view of a material receiving device of a cold rolled steel sheet receiving machine;

FIG. 7 is an isometric view of a material supporting device of a cold-rolled steel sheet receiving machine;

FIG. 8 is an isometric view of a leveling device of a cold rolled steel sheet receiving machine;

FIG. 9 is an isometric view of a tailgate and rear mount;

FIG. 10 is a front view of the tailgate and rear mount;

FIG. 11 is a side view of a cold rolled steel dual-exchange mobile platform;

fig. 12 is an isometric view of a cold rolled steel sheet dual-exchange mobile platform.

In the figure: 1. a frame;

2. a side dam; 201. a hydraulic cylinder I; 202. a side fixing frame; 203. a lead screw nut mechanism; 204. a rack I; 205. a gear I; 206. a synchronizing shaft; 207. a fixing plate; 208. a support plate; 209. a guide sleeve; 210. a guide post; 211. a guide bar;

3. a tailgate; 301. a hydraulic cylinder II; 302. a rear fixing frame; 303. a rack II; 304. a guide groove; 305. a gear II; 306. a rear motor; 307. a spring;

4. a material supporting frame; 401. a rotating shaft; 402. a hydraulic cylinder III; 403. bending the arm; 404. a hinge; 405. a pulley;

5. a material receiving platform; 501. a track; 502. a wheel; 503. a material receiving motor; 504. a stopper; 505. a positioning column;

6. a lifting device; 601. a base; 602. a movable support; 603. a support frame; 604. a telescoping mechanism; 605. a sensor; 606. and (7) positioning the holes.

Detailed Description

The invention is further described with reference to specific embodiments and the accompanying drawings.

Example 1

A material supporting device of a cold-rolled steel plate receiving machine is a device used for receiving steel plates manufactured in a steel plate production line in the steel plate receiving machine, and the position of the steel plates for receiving the steel plates and the end face of a shearing system for conveying the steel plates are on the same horizontal plane, so that the steel plates can be stably received. The detailed structure and operation of the supporting device will be described in detail below.

As shown in fig. 7, the material holding device includes a side fixing frame 202, a material holding frame 4, a rotating shaft 401 and a hydraulic cylinder III 402. The side fixing frames 202 are installation main bodies of the material supporting devices, and are provided with two side fixing frames which are symmetrically installed on two sides of the material receiving machine frame 1; a rotating shaft 401 is hinged to the upper part of the single side fixing frame 202 along the length direction of the frame 1, and the rotating shaft 401 can rotate along the axis of the rotating shaft 401; hold in the palm the work or material rest 4 by two rectangular constitutions of arranging along the length direction of frame 1, install in the pivot 401 of frame 1 both sides through bending arm 403 symmetry respectively, the arm 403 that bends is for having the linking arm of certain degree of bending, and one end fixed connection rectangle is rectangular, other end fixed connection pivot 401, in this embodiment, on a pivot 401, equidistant a plurality of bending arms 403 of having arranged guarantee to hold in the palm the joint strength of work or material rest 4. Therefore, the rotating shaft 401 is only required to be controlled to rotate, the bending arm 403 can be driven to rotate along the axial direction of the rotating shaft 401, and the bending arm 403 drives the two rectangular strips to open or close, so that blanking is performed after the steel plate is received. In this embodiment, the rotation of the rotating shaft 401 is controlled by a hydraulic cylinder III 402, one end of the hydraulic cylinder III 402 is hinged to the side fixing frame 202, and the other end is hinged to the rotating shaft 404 through a hinge 404. When the hydraulic cylinder III 402 stretches, the rotating shaft 401 can be controlled to rotate back and forth, so that the material supporting frame 4 is controlled to open or close, and the steel plate is received and fed.

In addition, the side baffle 2 is installed at the lower end of the side fixing frame 202 to prevent the steel plate from sliding down from the two sides of the frame 1 when falling. Correspondingly, a rear baffle 3 for blocking the steel plate is also installed at the rear side of the frame 1, the rear baffle 3 is installed at the rear side of the frame 1 through a rear fixing frame 302, and then the rear fixing frame 302 moves to move. Therefore, after the steel plate is received from the shearing system, the steel plate slides on the material supporting frame 4, and after the steel plate meets the rear baffle 3, the steel plate stops moving, the hydraulic cylinder III 402 controls the material supporting frame 4 to open, so that the steel plate falls to the material receiving position and is blocked by the side baffle 2, and the steel plate cannot slide.

However, in practice, it is usually necessary to produce various steel plates with different specifications, the length and width of the steel plates are changed, and in order to accommodate the change, the side fence moving mechanism and the rear fence moving mechanism which can adjust the relative positions of the side fence moving mechanism and the rear fence moving mechanism with respect to the frame 1 are installed on the side fixing frame 202 and the rear fixing frame 302.

The side baffle moving mechanism is a lead screw nut mechanism 203, and the lead screw nut mechanism 203 drives the side fixing frame 203 to move along the width direction of the rack 1, so that the distance between the side baffles 2 on the two sides of the rack 1 and the width of the material supporting frame 4 are indirectly controlled. Specifically, the upper end of the side fixing frame 203 is connected with the rack 1 through the screw nut mechanism 203, namely, a screw is installed on the rack 1 along the width direction of the rack, the side fixing frame 202 is installed on the screw as a nut, and the screw is driven to rotate through a motor to drive the side fixing frame 202 to move on the screw along the width direction of the rack 1, so that the distance between the side baffles 2 on the left side and the right side of the rack 1 and the width of the material supporting frame 4 are controlled. In order to enhance the accuracy of the moving direction of the side fixing frame 202, in the embodiment, a pair of guide rods 211 passing through the machine frame 1 and the side fixing frame 202 are symmetrically installed on the machine frame 1 on both sides of the screw-nut mechanism 203, and the guide rods 211 are fixedly connected with one of the machine frame 1 or the side fixing frame 202 and movably connected with the other, so that the accuracy of the moving direction of the side fixing frame 202 is improved, and the deviation of the material holding frame 4 caused by the deviation of the direction of the side fixing frame 302 during the moving is prevented from affecting the using effect of the material holding frame 4.

As shown in fig. 9 and 10, the tailgate moving mechanism includes a rack II 303, a gear II305, and a rear motor 306. Two racks II 303 are arranged on the rack 1 at the upper end of the rear fixing frame 302 and are symmetrically arranged along the length direction of the rack 1; the gear II305 is arranged at the upper end of the rear fixing frame 302 and is meshed with the rack II 303; the gear II305 is in transmission connection with a rear motor 306 and is driven by the rear motor 306, the rear motor 306 is mounted on the rear fixing frame 302, and the rear fixing frame 302 moves to move. The precise matching of the gear II305 and the rack II 303 ensures the precision when adjusting the position of the rear baffle 3, and when the rear motor 306 does not work, the gear II305 and the rack II 303 fix the rear fixing frame 302. In order to ensure the accuracy of the movement of the rear mount 302 on the rack 1, the present embodiment is provided with guide grooves 304 arranged along the length direction of the rack 1 on the rack 1 at both sides of the rear mount 302, and the rear mount 302 is supported and arranged in the guide grooves 304 to slide in the guide grooves 304. The guide groove 304 serves to guide and support the rear mount 302.

In order to reduce the friction force generated between the steel plate and the material supporting frame 4 after the steel plate enters the material receiving machine, the pulley 405 is installed on the material supporting frame 4, and the pulley 405 is provided with a plurality of pulleys which are arranged on a rectangular strip at equal intervals. Due to the existence of the pulley 405, the friction force generated between the steel plate and the material supporting frame 4 in the moving process is effectively reduced, the damage to the steel plate is reduced, and the surface quality of the final finished steel plate is improved.

In conclusion, the material supporting device of the cold-rolled steel sheet material receiving machine, which is disclosed by the embodiment, can enable the steel sheet of the steel sheet production line to smoothly enter the material receiving machine, is simple in structure and convenient to discharge, can adjust the width of the material supporting device according to the width of the steel sheet, and adjust the position of the rear baffle 3 according to the length of the steel sheet, and is high in flexibility.

Example 2

The utility model provides a cold-rolled steel sheet receives material levelling device, mainly used carries out leveling work to falling to the steel sheet heap of receiving on the material platform 5, makes the limit portion of steel sheet heap become level and smooth, the packing work when convenient follow-up unloading the steel sheet. The material receiving leveling device is divided into a side baffle leveling device and a rear baffle leveling device, wherein the side baffle leveling device adjusts the flatness of the left side and the right side of the steel plate pile, and the rear baffle leveling device adjusts the flatness of the front side and the rear side of the steel plate pile. The operation of the side dam leveling device and the tailgate leveling device will be described in detail below by describing the specific structures thereof, respectively.

As shown in fig. 8, the side dam leveling device includes a side dam 2, a hydraulic cylinder I201, and a side mount 202. The side fixing frames 202 are symmetrically installed on the left side and the right side of the frame 1 of the material receiving machine and serve as installation main bodies of the side baffle leveling devices. The hydraulic cylinder I201 is horizontally installed on the side fixing frame 202 along the width direction of the rack 1, a piston rod of the hydraulic cylinder I faces the inner side of the rack 1, and the front end of the piston rod is connected with the side baffle 2, so that the side baffle 2 is pushed, and the side baffle 2 is driven to displace in the width direction of the rack 1.

In order to ensure that the displacement of the side baffle 2 in the width direction does not deviate, in this embodiment, a guide sleeve 209 is arranged on the side fixing frame 202 along the width direction of the frame 1, and a guide post 210 inserted into the guide sleeve 209 to work is arranged on the side baffle 2 at a position opposite to the guide sleeve 209, so that when the hydraulic cylinder I201 pushes the side baffle 2, the movement direction of the side baffle 2 is accurate, deviation does not occur, and the leveling precision of the steel plate stack is enhanced. Further, the guide sleeve 209 and the guide post 210 of the embodiment are respectively provided with two parts, which are symmetrically arranged on the front side and the rear side of the side fixing frame 202, so that the stability of the side baffle 2 during operation is improved.

In addition, in the embodiment, a pair of racks I204 passing through the side fixing frame 202 is symmetrically installed on the side baffle 2 along the width direction of the rack 1, a gear I205 is engaged on the rack I204, engaged gears I205 are respectively installed on two racks I204, the gears I205 on the two racks I204 are connected through a synchronizing shaft 206, and the synchronizing shaft 206 passes through a fixing plate 207 on the side fixing frame 202 and is fixedly connected with the side fixing frame 202. In the initial state, the lower end of the side fixing frame 202 is parallel to the side guard 2, and the gears I205 on the two racks I204 are located on the same number of teeth on the respective racks I204. Therefore, when the hydraulic cylinder I201 pushes the side baffle 2, the rack I204 moves along with the side baffle 2, the relative position of the rack I204 and the gear I205 changes, but the movement distance of the two gears I205 is the same due to the existence of the synchronizing shaft 206, and therefore the leveling precision of the side baffle 2 is enhanced. And the rack I204 and the gear I205 also play a role in detecting the leveling precision of the side baffle 2, when the gears I205 of the two racks I204 are positioned at different tooth numbers, the side baffle 2 and the side fixing frame 202 are in a non-parallel state, and at the moment, the leveling precision of the side baffle 2 does not reach the standard.

As shown in fig. 9 and 10, the tailgate leveling device includes a tailgate 3, a hydraulic cylinder II301, and a rear mount 302. Wherein, the rear fixing frame 302 is installed at the rear side of the frame 1 as the installation main body of the tailgate leveling device. The hydraulic cylinder II301 is horizontally arranged on the rear fixing frame 302 along the length direction of the rack 1, the piston rod of the hydraulic cylinder II faces the steel plate, and the front end of the piston rod is connected with the rear baffle 3, so that the rear baffle 3 is driven to displace along the length direction of the rack 1.

In order to make behind the pneumatic cylinder II301 top pushing backplate 3, backplate 3 can get back to initial position fast, prevents to appear because backplate 3 contracts untimely the condition that causes the influence to the receipts of follow-up steel sheet in time. The spring 307 is connected between the rear fixing frame 302 and the tailgate 3 in this embodiment, so as to ensure that the tailgate 3 can return to the initial position quickly under the pulling force of the spring 307 after the hydraulic cylinder II301 pushes the tailgate 3.

In addition, because the steel sheet can take place a large amount of collisions with backplate 3 at the during operation, in order to reduce the damage of steel sheet and backplate 3 at the during operation, this embodiment is provided with the rubber gasket on the terminal surface of backplate 3 and steel sheet contact, plays a cushioning effect to the collision of the two through the rubber gasket, reduces the damage that the two received.

The specific working conditions of the leveling device of the present embodiment are as follows: after the steel sheet got into material receiving machine, touch backplate 3 and blocked the back, the steel sheet falls into and receives the material level, pneumatic cylinder I201 and pneumatic cylinder II301 work, the side shield 2 of top push frame 1 left and right sides presss from both sides tight steel sheet, top push backplate 3 makes the rear end of steel sheet pile paste in the frame of the shearing system that links to each other with material receiving machine to make all become level and smooth around the steel sheet pile, need not to arrange in order just can pack when unloading the steel sheet, improved packing efficiency effectively.

Example 3

The utility model provides a material collecting device of cold-rolled steel sheet material receiving machine, made corresponding improvement on the basis of embodiment 1 and embodiment 2, combine the two into a whole, can realize the function and the installation volume of embodiment 1 and embodiment 2 simultaneously and not obvious increase, the practicality is higher. The material receiving device mainly includes a side receiving portion with the side fixing frame 202 as a main body and a rear receiving portion with the rear fixing frame 302 as a main body, and the specific structure thereof will be described in detail below.

As shown in fig. 6, the side material receiving part comprises a side baffle 2, a hydraulic cylinder I201, a side fixing frame 202, a material supporting frame 4, a rotating shaft 401 and a hydraulic cylinder III 402.

The two side fixing frames 202 are symmetrically arranged on two sides of the material receiving machine frame 1; a rotating shaft 401 is hinged to the upper part of the single side fixing frame 202 along the length direction of the frame 1, and the rotating shaft 401 can rotate along the axis of the rotating shaft 401; the side baffle 2 is arranged at the lower part of the side fixing frame 202 and is arranged at the side fixing frame 202 and is parallel to the side fixing frame 202; the hydraulic cylinder I201 is horizontally installed on the side fixing frame 202 along the width direction of the rack 1, a piston rod of the hydraulic cylinder I faces the inner side of the rack 1, and the front end of the piston rod is connected with the side baffle 2, so that the side baffle 2 is pushed, and the side baffle 2 is driven to displace in the width direction of the rack 1.

The material supporting frame 4 is composed of two rectangular strips arranged along the length direction of the rack 1, and is symmetrically installed on the rotating shafts 401 at two sides of the rack 1 through bending arms 403 respectively, the bending arms 403 are connecting arms with a certain bending degree, one end of each bending arm 403 is fixedly connected with the rectangular strips, and the other end of each bending arm is fixedly connected with the rotating shaft 401; one end of the hydraulic cylinder III 402 is hinged on the side fixing frame 202, and the other end is hinged with the rotating shaft 404 through a hinge 404. Therefore, the rotating shaft 401 is only required to be controlled to rotate, the bending arm 403 can be driven to rotate along the axial direction of the rotating shaft 401, and the bending arm 403 drives the two rectangular strips to open or close, so that blanking is performed after the steel plate is received.

As shown in fig. 9 and 10, the rear receiving portion includes a tailgate 3, a hydraulic cylinder II301, and a rear mount 302. Wherein, the rear fixing frame 302 is installed at the rear side of the frame 1 as the installation main body of the tailgate leveling device. The hydraulic cylinder II301 is horizontally arranged on the rear fixing frame 302 along the length direction of the rack 1, the piston rod of the hydraulic cylinder II faces the steel plate, and the front end of the piston rod is connected with the rear baffle 3, so that the rear baffle 3 is driven to displace along the length direction of the rack 1.

In order to adapt to steel plates with different lengths and widths, the side baffle moving mechanism and the rear baffle moving mechanism which can adjust the relative positions of the side fixing frame 202 and the rear fixing frame 302 with the frame 1 are also installed in the embodiment.

The tailgate moving mechanism includes a rack II 303, a gear II305, and a rear motor 306. Two racks II 303 are arranged on the rack 1 at the upper end of the rear fixing frame 302 and are symmetrically arranged along the length direction of the rack 1; the gear II305 is arranged at the upper end of the rear fixing frame 302 and is meshed with the rack II 303; the gear II305 is in transmission connection with a rear motor 306 and is driven by the rear motor 306, the rear motor 306 is mounted on the rear fixing frame 302, and the rear fixing frame 302 moves to move. The precise matching of the gear II305 and the rack II 303 ensures the precision when adjusting the position of the rear baffle 3, and when the rear motor 306 does not work, the gear II305 and the rack II 303 fix the rear fixing frame 302. In order to ensure the accuracy of the movement of the rear mount 302 on the rack 1, the present embodiment is provided with guide grooves 304 arranged along the length direction of the rack 1 on the rack 1 at both sides of the rear mount 302, and the rear mount 302 is supported and arranged in the guide grooves 304 to slide in the guide grooves 304. The guide groove 304 serves to guide and support the rear mount 302.

In order to reduce the damage of the steel plate and the rear baffle 3 in the collision, the rubber gasket is arranged on the end face of the rear baffle 3 contacting with the steel plate, the collision of the rubber gasket and the steel plate is buffered, and the damage to the steel plate and the rear baffle is reduced.

To sum up, the material collecting device of cold-rolled steel sheet material receiving machine of this embodiment, its unloading is simple, can correspond the width of adjusting the support frame 4 according to the width of steel sheet, and can pile the steel sheet that falls to the material receiving position and adjust into the state of parallel and level for need not through the arrangement after the steel sheet is unloaded and can pack, packing efficiency is high.

Example 4

As shown in fig. 11 and 12, a cold-rolled steel plate double-exchange mobile platform is used for receiving steel plates below a material receiving machine and conveying the steel plates aside and discharging the steel plates after the steel plates reach a certain number. The steel plate receiving device comprises a receiving platform 5 and a lifting device 6, wherein the receiving platform 5 is used for receiving a steel plate and conveying the steel plate to one side to be detached, and the lifting device 6 is used for lifting the receiving platform 5 to a set receiving position. The working principle of the double-exchange mobile platform is explained in detail by describing the specific structures of the material receiving platform 5 and the lifting device 6 in detail.

The material receiving tables 5 are provided with two wheels 502, the wheels 502 are mounted at the lower ends of the two wheels, the output shafts of the material receiving motors 503 are connected through bearings, the wheels 502 are driven to work through the material receiving motors 503, and the material receiving motors 503 are controlled through a PLC. The track 501 matched with the wheel 502 is arranged below the wheel 502, the track 501 is arranged on the ground on two sides below the rack 1 along the width direction of the rack 1, and the material receiving platform 5 is supported on the track 501 through the wheel 502. Before the work of material receiving machine, one of them removes the material receiving position to the material receiving machine below in two material receiving platforms 5, and material receiving machine work, the steel sheet falls to material receiving platform 5 on, and after the steel sheet reached a certain quantity, this material receiving platform 5 removed one side of material receiving machine along track 501 and unloaded the packing, and simultaneously, another material receiving platform 5 removed and receives the material to material receiving position of material receiving machine.

In current receipts material machine, receive the material platform and accept the steel sheet of sufficient quantity after, need wait usually to receive the whole packing of steel sheet on the material platform and lift off and return and receive the material position after, the steel sheet production line just can continue to work, otherwise the steel sheet of shearing just can fall on subaerial in a mess. The unloading of the steel plate usually takes a long time, and thus, the production efficiency of the steel plate is greatly reduced. In the embodiment, the steel plates are received by the two automatic control type receiving tables 5 which work alternately, so that the steel plate production line can work continuously only in a short time, and the production efficiency of the steel plates is effectively improved.

The lifting device 6 is arranged right below the material receiving machine, and when the lifting device is in an initial state, the level of the upper end of the lifting device is lower than that of the material receiving platform 5. In order to meet this requirement, in this embodiment, a pit is provided directly below the material receiving machine, the pit is located between the two rails 501, the lifting device 6 is installed in the pit, and the support end of the frame 1 of the material receiving machine is provided on the bottom surface around the pit.

The lifting device 6 comprises a base 601, a movable support 602, a support 603 and a telescopic mechanism 604. Wherein, the base 601 is used as a mounting base of the lifting device 6 and is arranged at the bottom of the pit; one end of the movable bracket 602 is hinged with the base 601, and the other end is hinged on the supporting frame 603 at the upper end thereof, so that the supporting frame 603 can be controlled to ascend or descend; the telescopic mechanism 604 is installed on the base 601, and a telescopic end of the telescopic mechanism is connected with the movable support 602, so as to drive the movable support 602 to drive the support frame 603 to ascend or descend, and in this embodiment, a hydraulic cylinder is used as the telescopic mechanism 604.

When the material receiving platform 5 moves above the lifting device 6, the telescopic mechanism 604 drives the movable support 602 to work, and drives the support frame 603 to ascend, so that the material receiving platform 5 is lifted to the material receiving position of the material receiving machine, and a steel plate is received. The lifting device 6 can conveniently lift the material receiving platform 5 to a position suitable for receiving materials, so that the leveling device of the material receiving machine can accurately and conveniently level the steel plate, and the working efficiency of the material receiving machine is improved.

In order to ensure that the material receiving platform 5 can accurately stay right above the lifting device 6, a sensor 605 is installed on a perpendicular bisector of the wide side of the supporting frame 603, more specifically, on a midpoint of the wide side of the supporting frame 603. In a matching manner, a stop block 504 working in cooperation with a sensor 605 is arranged on a perpendicular bisector of a wide edge at the lower end of the material receiving table 5, the sensor 605 is electrically connected with a PLC controller, and the PLC controller controls the material receiving motor 503 to work. When the material receiving platform 5 moves to the position right above the lifting device 6, the stop block 504 touches the sensor 605, the sensor 605 sends a signal to the PLC, and the PLC receives the signal and controls the material receiving motor 503 to stop working, so that the material receiving platform 5 accurately stops right above the lifting device 6. Through this kind of mode, guaranteed to receive material machine during operation, receive material platform 5 can be in the material level of receiving that sets for accurately.

In order to ensure that the material receiving platform 5 does not shake or displace during the lifting process of the lifting device 6 and the steel plate receiving period, in this embodiment, a positioning hole 606 is disposed at the upper end of the supporting frame 603, and a positioning column 505 cooperating with the positioning hole 606 is disposed at the lower end of the material receiving platform 5. When the material receiving platform 5 moves to a position right above the lifting device 6, the lifting device 6 lifts and lifts the material receiving platform 5, and at this time, the positioning column 505 can just be inserted into the positioning hole 606, so that the material receiving platform 5 can be fixed on the support frame 603 through the clamping of the positioning column 505 and the positioning hole 606. Through this kind of mode, reduced effectively and received rocking when expecting platform 5 receipts material, thereby prevent to receive and take place the displacement during the platform 5 working period and can't receive the steel sheet smoothly. Furthermore, the positioning holes 606 of the present embodiment are symmetrically disposed on two sides of the supporting frame 603, and the positioning pillars 505 are in one-to-one correspondence with the positioning holes 606, so that the positioning holes 606 are arranged in a manner that further enhances the fixing effect on the material receiving platform 5, and the effect is excellent in practical use.

It is worth mentioning that still install photoelectric sensing switch on elevating gear 6, after the steel sheet piles up the take the altitude, photoelectric sensing switch inductive signal on elevating gear 6 and with signal transmission to PLC controller, PLC controller control elevating gear 6 descends the take the altitude, conveniently continues to receive the steel sheet. After the steel plates reach the set number, the lifting device 6 descends to the initial position, and the material receiving platform 5 is conveyed to one side along the track 501 for discharging and packaging.

In conclusion, the double-exchange mobile platform for the cold-rolled steel plate can rapidly move the steel plate to the packing position after the steel plate falls into the material receiving position, the steel plate production line can continue to work only in a short time at intervals, and the production efficiency is greatly improved.

A use method of a cold-rolled steel plate double-exchange mobile platform comprises the following steps:

firstly, before a steel plate production line works, a lifting device 6 is in an initial state, then a material receiving platform 5 is moved to the position above the lifting device 6, the lifting device 6 is controlled to ascend, the material receiving platform 5 is lifted to a material receiving position, and material receiving is prepared;

secondly, starting a steel plate production line, receiving the steel plates conveyed by the shearing system by a material receiving machine, dropping the steel plates onto a material receiving platform 5, and stopping the steel plate production line when the number of the steel plates on the material receiving platform 5 reaches a set number;

thirdly, the lifting device 6 descends to return to the initial state, drives the material receiving platform 5 in the step two to descend, and moves the material receiving platform to a discharging position on one side of the material receiving machine for packaging and discharging; meanwhile, another material receiving platform 5 is driven to be above the lifting device 6, the lifting device 6 lifts the material receiving platform to a material receiving position, and then the steel plate production line is started.

According to the method, the cold-rolled steel plate double-exchange mobile platform is adopted to carry the steel plate, so that the packing efficiency and the production efficiency of the steel plate are improved.

Example 5

As shown in FIG. 5, a cold-rolled steel sheet receiving machine is installed at the tail end of a steel sheet production line, is connected with a steel sheet shearing system, and is used for receiving sheared steel sheets, stacking the steel sheets together and discharging and packaging the steel sheets. The material collecting device comprises a rack 1 and a material collecting device, wherein the rack 1 is used as an installation main body, and the material collecting device is installed on the rack 1. The material receiving device of the cold-rolled steel sheet receiving machine in embodiment 3 is mainly divided into a lateral material receiving portion using the lateral fixing frame 202 as a main body and a rear material receiving portion using the rear fixing frame 302 as a main body, and the specific structure thereof is described in detail below.

In conclusion, the cold-rolled steel sheet material receiving machine of this embodiment can fold the stack neatly with the steel sheet rapidly, need not to arrange in order and can directly pack, has improved the packing efficiency of steel sheet effectively.

The use method of the cold-rolled steel plate material receiving machine is used for receiving materials, and comprises the following steps:

firstly, debugging: before the steel plate production line works, the distance between the side baffles 2 and the position of the rear baffle 3 in the length direction of the rack 1 are adjusted by the side baffle moving mechanism and the rear baffle moving mechanism respectively according to the size of a finished steel plate, and the specific operation of the steel plate production line is described in detail in the above content, so the detailed description is not repeated;

secondly, feeding: the steel plate production line works, the cut steel plate enters the material receiving machine, slides on the material supporting frame 4, is stopped by the rear baffle 3 after touching the rear baffle 3, and stops moving;

thirdly, blanking: the hydraulic cylinder III 402 drives the material supporting frame 4 to open so as to enable the steel plate to fall into the material receiving position, and the specific operation is described in detail in the above content and is not described again;

fourthly, leveling: pushing the side baffles 2 on the left side and the right side of the rack 1 to enable the side baffles 2 to clamp the steel plate; a rear baffle 3 at the rear side of the rack 1 is pushed, the rear baffle 3 pushes a steel plate, so that the steel plate is tightly attached to a rack of a shearing system connected with a material receiving machine, the front, the back, the left and the right of a steel plate pile are flat, the steel plate pile can be packed without being sorted again during discharging, and the packing efficiency is high;

fifthly, unloading: and when the steel plates at the material receiving position reach the set number, stopping the steel plate production line, and preparing for packing and unloading.

The cold-rolled steel plate material receiving machine is high in material receiving efficiency, steel plates are stacked orderly, packaging is convenient, and the working efficiency of a steel plate production line is improved.

Example 6

As shown in fig. 1 to 4, a cold-rolled steel plate receiving system is used for receiving steel plates manufactured by a steel plate production line and conveying a received steel plate stack to one side for packaging and discharging. The cold-rolled steel plate double-exchange mobile platform comprises a material receiving machine, a material receiving platform 5 and a lifting device 6, wherein the material receiving machine adopts the cold-rolled steel plate material receiving machine of embodiment 5, the material receiving platform 5 and the lifting device 6 form the cold-rolled steel plate double-exchange mobile platform of embodiment 4, the cold-rolled steel plate double-exchange mobile platform is installed below the material receiving machine, and the detailed structure of the cold-rolled steel plate double-exchange mobile platform is described in detail below.

The material receiving machine comprises a machine frame 1 and a material receiving device, wherein the machine frame 1 is used as an installation main body, and the material receiving device is installed on the machine frame 1. The material receiving device of the cold-rolled steel sheet receiving machine according to embodiment 3 is mainly divided into a lateral receiving portion using the lateral fixing frame 202 as a main body and a rear receiving portion using the rear fixing frame 302 as a main body.

In conclusion, the cold-rolled steel sheet material receiving system of this embodiment can fold the stack neatly with the steel sheet rapidly, and steel sheet production line only need the interval very short time just can continue work, has improved the receipts material efficiency and the production efficiency of steel sheet effectively.

A cold-rolled steel plate receiving method adopts the cold-rolled steel plate receiving system to receive materials, and comprises the following steps:

firstly, debugging: before a steel plate production line works, according to the width of a produced steel plate, a screw nut mechanism 203 on a side fixing frame 202 is driven by a motor to work, the side fixing frame 202 is controlled to move in the width direction of a rack 1, the side fixing frame 202 drives side baffles 2 to move, the distance between the side baffles 2 on the left side and the right side of the rack 1 is adjusted, and the distance is slightly larger than the width of the steel plate; then, according to the length of the produced steel plate, a rear motor 306 is started to work, the rear motor 306 drives a gear II305 to rotate on a rack II 303, so that the gear II305 drives a rear fixing frame 302 to move along the length direction of the rack 1, and the rear fixing frame 302 drives the rear baffle 3 to move, so that the distance between the rear baffle 3 and the shearing system is slightly larger than the length of the steel plate; then, the material receiving motor 503 drives the material receiving platform 5 to move to the position right above the lifting device 6, and the lifting device 6 works to lift the material receiving platform 5 to the material receiving position of the material receiving machine;

secondly, feeding: the steel plate production line works, after the steel plate sheared by the shearing system enters the material receiving machine, the steel plate rapidly slides to the rear of the material receiving machine on the material supporting frame 4, and the pulley 405 on the material supporting frame 4 rotates along with the steel plate, so that the friction force between the steel plate and the material supporting frame 4 is reduced. When the steel plate touches the tailgate 3, the steel plate is stopped and stopped by the tailgate 3.

Thirdly, blanking: after the steel plate stops moving, the hydraulic cylinder III 402 works to drive the rotating shaft 401 to rotate, the rotating shaft 401 drives the material supporting frame 4 to rotate along the axis of the rotating shaft 401 through the bending arm 403, so that the material supporting frame 4 is separated, and the steel plate on the material supporting frame 4 falls into the material receiving table 5.

Fourthly, leveling: after the steel plate falls into the material receiving platform 5, firstly, the hydraulic cylinder I201 works to push the side baffles 2 at two sides of the rack 1, so that the side baffles 2 clamp the steel plate stack positioned in the middle, and the left side and the right side of the steel plate stack become flat; then, the hydraulic cylinder II301 works to push the rear baffle 3, and the rear baffle 3 pushes the steel plate stack to a frame of a shearing system connected with the material receiving machine, so that the rear baffle 3 and the frame of the shearing system clamp the front side and the rear side of the steel plate stack, and the front side and the rear side of the steel plate stack become flat. It should be noted that the leveling step and the blanking step are alternately performed.

Fifthly, unloading: after the number of the steel plates on the material receiving platform 5 reaches a set target, the steel plate production line stops working, the lifting device 6 descends to an initial position, the material receiving motor 503 drives the material receiving platform 5 to move to an unloading position for packaging and unloading, meanwhile, another material receiving platform 5 is driven to move to the lifting device 6, the lifting device 6 lifts the material receiving platform 5 to a material receiving position, and the steel plate production line continues working.

The method adopts the receiving system to receive the sheared steel plates, the receiving efficiency is high, the steel plates are stacked orderly, the packing is convenient, and the working efficiency of a steel plate production line is improved.

The examples described herein are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art without departing from the design concept of the present invention shall fall within the protection scope of the present invention.

Claims

1. A cold-rolled steel plate material receiving method comprises the following steps:

firstly, debugging: before the steel plate production line works, the distance between the side baffles (2) and the position of the rear baffle (3) in the length direction of the rack (1) are adjusted according to the size of a finished steel plate; then, driving a material receiving platform (5) to move to the lower part of the material receiving machine for receiving materials;

secondly, feeding: the steel plate production line works, the cut steel plate enters a material receiving machine, slides on a material supporting frame (4), and stops moving when the steel plate touches a rear baffle (3);

thirdly, blanking: the rotating shaft (401) is driven to rotate to drive the material supporting frame (4) to open, so that the steel plate falls onto the material receiving table (5);

fourthly, leveling: side baffles (2) on the left side and the right side of the pushing rack (1) are used, and the side baffles (2) clamp the steel plate; a rear baffle (3) at the rear side of the frame (1) is pushed, and the rear baffle (3) pushes the steel plate;

fifthly, unloading: when the number of the steel plates on the material receiving platform (5) reaches a set number, the steel plate production line stops working, and the material receiving platform (5) is driven to move to a discharging position for packaging and discharging; meanwhile, another material receiving platform (5) is driven to move to the position below the material receiving machine to continuously receive the materials, and the steel plate production line continues to work;

the number of the material receiving platforms (5) is two; a track (501) is arranged below the material supporting frame (4), wheels (502) matched with the track (501) are arranged at the lower end of the material receiving platform (5), the material receiving platform (5) is supported and arranged on the track (501) through the wheels (502), and the wheels (502) are driven by a material receiving motor (503);

a lifting device (6) is arranged below the material supporting frame (4), and when the lifting device (6) is in an initial state, the horizontal plane of the upper end of the lifting device is lower than the horizontal plane of the material receiving platform (5); the lifting device (6) comprises a base (601), a movable support (602), a support frame (603) and a telescopic mechanism (604); one end of the movable support (602) is hinged with the base (601), and the other end of the movable support is hinged with a support frame (603) at the upper end of the movable support; the telescopic mechanism (601) is arranged on the base (601), and the telescopic end of the telescopic mechanism is connected with the movable support (602);

a sensor (605) is arranged on a vertical bisector of the wide side of the support frame (603), a stop block (504) matched with the sensor (605) is arranged on the vertical bisector of the wide side at the lower end of the material receiving platform (5), the sensor (605) is electrically connected with a PLC (programmable logic controller), and the PLC controls a material receiving motor (503) to work; the upper end of the support frame (603) is provided with a positioning hole (606), and the lower end of the material receiving platform (5) is provided with a positioning column (505) matched with the positioning hole (606);

when including elevating gear, receive the concrete process that material platform (5) removed: before the steel plate production line works, a material receiving platform is driven to be above a lifting device (6), the lifting device (6) lifts the material receiving platform (5) to a material receiving position, and the steel plate production line works;

when the number of the steel plates on the material receiving platform (5) reaches a set target, the steel plate production line stops working, the lifting device (6) descends to an initial position, and the material receiving platform (5) is driven to move to a discharging position for packaging and discharging; meanwhile, the other material receiving platform (5) is driven to move to the position above the lifting device (6), the lifting device (6) lifts the material receiving platform (5) to a material receiving position, and the steel plate production line continues to work.

2. The method for receiving cold rolled steel sheets as claimed in claim 1, wherein: the material receiving machine comprises a frame (1), side baffles (2) symmetrically arranged on the left side and the right side of the frame (1), a rear baffle (3) arranged on the rear side of the frame (1) and a material supporting frame (4) arranged above the frame (1), wherein a hydraulic cylinder I (201) for pushing the side baffles (2) is arranged on the outer side of the side baffles (2), and a hydraulic cylinder II (301) for pushing the rear baffle (3) is arranged on the rear side of the rear baffle (3).

3. The method for receiving cold rolled steel sheets as claimed in claim 2, wherein: lateral part mount (202) are installed to the left and right sides of frame (1), pneumatic cylinder I (201) are installed on lateral part mount (202), and side shield (2) are connected to the piston rod of pneumatic cylinder I (201), and the width direction motion of frame (1) is followed in drive side shield (2).

4. The method for receiving cold rolled steel sheets as claimed in claim 3, wherein: the upper end of the side fixing frame (202) is connected with the rack (1) through a lead screw nut mechanism (203), and the lead screw nut mechanism (203) drives the side fixing frame (202) to move along the width direction of the rack (1);

in the debugging step, the specific process of adjusting the distance between the side baffles (2) is as follows: the screw and nut mechanism (203) is driven to work, the side fixing frame (202) is controlled to move in the width direction of the rack (1), the side fixing frame (202) drives the side baffles (2) to move, and the distance between the two side baffles (2) is adjusted.

5. The method for receiving cold rolled steel sheets as claimed in claim 4, wherein: a pair of racks I (204) penetrating through the side fixing frame (202) is symmetrically arranged on the side baffle (2) along the width direction of the rack (1), a gear I (205) is meshed on the racks I (204), and the gears I (205) on the two racks I (204) are connected through a synchronizing shaft (206); the synchronizing shaft (206) is fixedly connected with the side fixing frame (202).

6. The method for receiving cold rolled steel sheets as claimed in claim 2, wherein: rear portion mount (302) are installed to the rear side of frame (1), pneumatic cylinder II (301) are installed on rear portion mount (302), and backplate (3) are connected to the piston rod of pneumatic cylinder II (301), and the length direction motion of frame (1) is followed in drive backplate (3).

7. The method for receiving cold rolled steel sheets as claimed in claim 6, wherein: a rack II (303) is arranged at the upper end of the rack (1) along the length direction of the rack (1), and a guide groove (304) is arranged on the rack (1) below the rack II (303) along the length direction of the rack (1); the rear fixing frame (302) is arranged on the guide groove (304) in a sliding mode, a gear II (305) meshed with the rack II (303) is arranged at the upper portion of the rear fixing frame, and the gear II (305) is driven by a rear motor (306);

in the debugging step, the specific process of adjusting the position of the rear baffle (3) comprises the following steps: the rear motor (306) works, the driving gear II (303) rotates, the gear II (303) drives the rear fixing frame (302) to move along the length direction of the rack (1), and the rear fixing frame (302) drives the rear baffle (3) to move.

8. The method for collecting cold rolled steel sheets as claimed in any one of claims 3 to 7, wherein: the device also comprises a rotating shaft (401) and a hydraulic cylinder III (402); the two rotating shafts (401) are symmetrically hinged to the upper part of the side fixing frame (202) along the length direction of the material receiving machine frame (1); the material supporting frame (4) comprises two rectangular long strips which are symmetrically arranged along the length direction of the rack (1), and the rectangular long strips are fixedly arranged on the rotating shaft (401) through bending arms (403); one end of the hydraulic cylinder III (402) is hinged to the side fixing frame (202), and the other end of the hydraulic cylinder III is hinged to the rotating shaft (401) through a hinge (404) and used for controlling the rotating shaft (401) to rotate.