阅读说明：本技术 一种无缝钢管的轧制方法及其加工装置 (Rolling method and processing device for seamless steel tube ) 是由 叶志航 叶夏旋 于 2021-08-03 设计创作，主要内容包括：本发明的技术方案是这样实现的：一种无缝钢管的轧制方法,包括S1装料、S2输送、S3上料、S4轧制、S5下料；还公开了一种无缝钢管的加工装置,其特征在于：包括上料设备；轧制设备；下料设备；其中,所述上料设备包括输送单元与进料单元；本发明的有益效果是：可满足对多个轧制设备进行供料,输送稳定。(The technical scheme of the invention is realized as follows: a rolling method of a seamless steel tube comprises S1 loading, S2 conveying, S3 loading, S4 rolling and S5 blanking; also discloses a processingequipment of seamless steel pipe, its characterized in that: comprises a feeding device; a rolling device; blanking equipment; the feeding equipment comprises a conveying unit and a feeding unit; the invention has the beneficial effects that: can satisfy and carry the feed to a plurality of rolling equipment, carry stably.)

1. A rolling method of a seamless steel tube is characterized by comprising the following steps:

s1 charging: loading a steel pipe to be rolled on a loading vehicle in a steel pipe loading area;

s2 conveying: after loading is finished, starting a first motor to drive a loading vehicle to move on a conveying rail until the loading vehicle moves to a bearing plate;

s3 feeding: controlling the wheel chock to ascend to limit the movement of the loading vehicle, starting a second motor, controlling the screw rod to rotate the loading plate and the loading vehicle to move, stopping at a feed inlet of idle rolling equipment, starting a second electric push rod on the loading vehicle to ascend the conveying belt, supporting and ascending the steel pipe by the conveying belt along with the ascending of the conveying belt, controlling a third gear to rotate through a fourth motor, moving one end of the conveying belt to the feed inlet of the rolling equipment through the transmission of the third gear and a toothed bar until the steel pipe is connected with the feed inlet of the rolling equipment, and then starting the third motor to drive the conveying belt to convey the steel pipe into the rolling equipment;

s4 rolling: rolling the steel pipe according to the specification by rolling equipment;

s5 blanking: and starting the electromagnetic control device to enable the adsorption block to have magnetism, then controlling the adsorption block to move towards the rolling equipment through the third electric push rod until the adsorption block is in contact with the steel pipe for adsorption, pulling out the adsorption block and the steel pipe to the discharging platform through the third electric push rod after the steel pipe is adsorbed by the adsorption block, then closing the electromagnetic control device to enable the adsorption block to lose magnetism, starting the fourth electric push rod, and driving the material pushing plate to push the steel pipe to the discharging conveying device for discharging.

2. A processing apparatus for a seamless steel pipe, which is applied to the rolling method for a seamless steel pipe according to claim 1, characterized in that: comprises that

The feeding equipment is used for automatically conveying the steel pipes;

at least two rolling devices are arranged and used for rolling the steel pipe;

the blanking equipment is used for discharging the rolled steel pipe;

wherein, the feeding equipment comprises a conveying unit and a feeding unit, and the conveying unit comprises

The loading vehicle is used for loading the steel pipes;

the conveying track is used for the loading vehicle to move on, one end of the conveying track is connected with the steel pipe loading area, and the other end of the conveying track is connected with the feeding unit;

the first driving mechanism is used for conveying the loading vehicle into the feeding unit from a steel pipe loading area for loading steel pipes;

the feed unit comprises

The loading unit is used for supporting the loading vehicle;

and the second driving mechanism controls the bearing unit to move and can move the bearing unit to the feeding end of each rolling device.

3. The apparatus for processing a seamless steel pipe according to claim 2, wherein: the first drive unit comprises

The mounting frame is fixed at the bottom of the loading vehicle;

the first motor is arranged on the mounting frame;

the rotating rod is controlled by the first motor to rotate;

and the roller is arranged on the rotating rod and is positioned at the upper end of the conveying track.

4. The apparatus for processing a seamless steel pipe according to claim 3, wherein: the bearing unit comprises a bearing plate, the left end and the right end of the bearing plate are respectively provided with a limiting mechanism used for limiting the loading vehicle to move on the bearing plate, and the limiting mechanisms comprise

The limiting groove is formed in the upper end face of the bearing plate;

the first electric push rod is arranged at the bottom of the limiting groove;

and the wheel chock is arranged at the upper end of the first electric push rod and is controlled to ascend and descend by the first electric push rod.

5. The apparatus for processing a seamless steel pipe according to claim 2, wherein: the second driving unit is arranged in a mounting groove which is perpendicular to the conveying track, and comprises

The screw rods are at least arranged in two, are fixed in the mounting groove through bearings and are perpendicular to the conveying track;

the threaded sleeve is sleeved on the screw rod and is in threaded connection with the screw rod;

the driving part is used for driving the screw rod to rotate;

the bearing unit is fixedly connected with the threaded sleeve, and the driving part comprises

The second motor is arranged in the mounting groove;

the first gear is fixed on the output end of the second motor and is controlled by the second motor to rotate;

and the second gear is sleeved on the screw rod and is meshed and connected with the first gear.

6. The apparatus for processing a seamless steel pipe according to any one of claims 2 to 5, wherein: the loading vehicle is also provided with an auxiliary conveying mechanism which comprises

The conveying groove is formed in the upper end face of the loading vehicle;

the second electric push rod is arranged at the bottom of the conveying groove;

the lifting frame is arranged at the upper end of the second electric push rod and is controlled to lift by the second electric push rod;

the feeding plate is arranged at the upper end of the lifting frame;

the conveying belt is arranged on the feeding plate and is driven and conveyed by the conveying roller;

and a third motor for controlling the conveying roller to rotate is arranged on the feeding plate.

7. The apparatus for processing a seamless steel pipe according to claim 6, wherein: the auxiliary conveying mechanism also comprises

The third gear is fixed on the lifting frame through a support rod;

the toothed bar is fixed at the bottom of the feeding plate and is in meshed connection with the third gear;

the feeding plate is connected with the lifting frame in a sliding mode, and the supporting rod is provided with a fourth motor for controlling the third gear to rotate.

8. The apparatus for processing a seamless steel pipe according to claim 6, wherein: the loading vehicle is characterized in that a plurality of placing grooves are formed in the upper end face of the loading vehicle along the length direction of the conveying track, and the conveying belt is evenly provided with adsorption magnetic stripes.

9. The apparatus for processing a seamless steel pipe according to claim 2, wherein: the blanking device comprises a plurality of blanking units, each rolling device is correspondingly provided with one blanking unit, a discharging conveying device is arranged between the blanking units and used for conveying the rolled steel pipe out, and each blanking unit comprises

The blanking table is arranged at one end of the rolling equipment, which is far away from the feeding equipment;

the third electric push rod is arranged on the blanking table;

the adsorption block is arranged on the output end of the third electric push rod and is controlled to move left and right by the third electric push rod;

the electromagnetic control device is used for controlling the magnetism of the adsorption block; and the number of the first and second groups,

the fourth electric push rod is perpendicular to the third electric push rod and is arranged at one end of the third electric push rod, which is far away from the discharging and conveying device;

and the material pushing plate is arranged at the output end of the fourth electric push rod and is controlled to move by the fourth electric push rod.

10. The apparatus for processing a seamless steel pipe according to claim 9, wherein: the material pushing plate is provided with a cooling mechanism, and the cooling mechanism comprises

The liquid storage cavity is arranged in the material pushing plate and internally provided with cooling liquid;

and the aluminum plate is arranged at one end of the material pushing plate, which faces the discharging and conveying device, and is in contact with the cooling liquid.

Technical Field

The invention relates to the technical field of steel pipe processing, in particular to a rolling method of a seamless steel pipe and a processing device thereof.

Background

Rolling: the metal blank is passed through the gap (various shapes) of a pair of rotating rollers, the material section is reduced and the length is increased due to the compression of the rollers, the pressure processing method is the most common production mode for producing steel, is mainly used for producing section bars, plates and pipes, and is mainly divided into hot rolling and cold rolling; in the process of processing the steel pipe, the steel pipe needs to be rolled; for example, patent publication No. CN107042237B discloses a steel tube rolling device, automatic feeding and discharging during steel tube rolling can be realized, but because production line requirements, a plurality of rolling devices roll steel tubes simultaneously, the conveyor that sets up a plurality of automatic feeding and discharging is costly, and the feeding requirements of a plurality of rolling devices cannot be met by a single conveyor, and feeding is unstable, and it is difficult to stably convey steel tubes between conveyor and rolling devices.

Disclosure of Invention

In view of the disadvantages of the prior art, an object of the present invention is to provide a method for rolling a seamless steel pipe and a processing apparatus thereof, which are used to solve the problems of the background art.

The technical scheme of the invention is realized as follows: a rolling method of a seamless steel tube is characterized by comprising the following steps:

s1 charging: loading a steel pipe to be rolled on a loading vehicle in a steel pipe loading area;

s2 conveying: after loading is finished, starting a first motor to drive a loading vehicle to move on a conveying rail until the loading vehicle moves to a bearing plate;

s3 feeding: controlling the wheel chock to ascend to limit the movement of the loading vehicle, starting a second motor, controlling the screw rod to rotate the loading plate and the loading vehicle to move, stopping at a feed inlet of idle rolling equipment, starting a second electric push rod on the loading vehicle to ascend the conveying belt, supporting and ascending the steel pipe by the conveying belt along with the ascending of the conveying belt, controlling a third gear to rotate through a fourth motor, moving one end of the conveying belt to the feed inlet of the rolling equipment through the transmission of the third gear and a toothed bar until the steel pipe is connected with the feed inlet of the rolling equipment, and then starting the third motor to drive the conveying belt to convey the steel pipe into the rolling equipment;

s4 rolling: rolling the steel pipe according to the specification by rolling equipment;

s5 blanking: and starting the electromagnetic control device to enable the adsorption block to have magnetism, then controlling the adsorption block to move towards the rolling equipment through the third electric push rod until the adsorption block is in contact with the steel pipe for adsorption, pulling out the adsorption block and the steel pipe to the discharging platform through the third electric push rod after the steel pipe is adsorbed by the adsorption block, then closing the electromagnetic control device to enable the adsorption block to lose magnetism, starting the fourth electric push rod, and driving the material pushing plate to push the steel pipe to the discharging conveying device for discharging.

The invention also discloses a processing device of the seamless steel tube, and the rolling method of the seamless steel tube is characterized in that: comprises a feeding device used for automatically conveying the steel pipes; at least two rolling devices are arranged and used for rolling the steel pipe; the blanking equipment is used for discharging the rolled steel pipe; the feeding equipment comprises a conveying unit and a feeding unit, wherein the conveying unit comprises a loading vehicle for loading the steel pipes; the conveying track is used for the loading vehicle to move on, one end of the conveying track is connected with the steel pipe loading area, and the other end of the conveying track is connected with the feeding unit; the first driving mechanism is used for conveying the loading vehicle into the feeding unit from a steel pipe loading area for loading steel pipes; the feeding unit comprises a bearing unit for supporting the loading vehicle; and the second driving mechanism controls the bearing unit to move and can move the bearing unit to the feeding end of each rolling device.

Preferably: the first driving unit comprises a mounting frame and is fixed at the bottom of the loading vehicle; the first motor is arranged on the mounting frame; the rotating rod is controlled by the first motor to rotate; and the roller is arranged on the rotating rod and is positioned at the upper end of the conveying track.

Preferably: the bearing unit comprises a bearing plate, the left end and the right end of the bearing plate are respectively provided with a limiting mechanism used for limiting the loading vehicle to move on the bearing plate, and the limiting mechanism comprises a limiting groove and is arranged on the upper end surface of the bearing plate; the first electric push rod is arranged at the bottom of the limiting groove; and the wheel chock is arranged at the upper end of the first electric push rod and is controlled to ascend and descend by the first electric push rod.

Preferably: the second driving units are arranged in the mounting grooves, the mounting grooves are perpendicular to the conveying rails, the second driving units comprise at least two screw rods, and the screw rods are fixed in the mounting grooves through bearings and perpendicular to the conveying rails; the threaded sleeve is sleeved on the screw rod and is in threaded connection with the screw rod; the driving part is used for driving the screw rod to rotate; the bearing unit is fixedly connected with the threaded sleeve, and the driving part comprises a second motor which is arranged in the mounting groove; the first gear is fixed on the output end of the second motor and is controlled by the second motor to rotate; and the second gear is sleeved on the screw rod and is meshed and connected with the first gear.

Preferably: the loading vehicle is also provided with an auxiliary conveying mechanism, and the auxiliary conveying mechanism comprises a conveying groove and is arranged on the upper end surface of the loading vehicle; the second electric push rod is arranged at the bottom of the conveying groove; the lifting frame is arranged at the upper end of the second electric push rod and is controlled to lift by the second electric push rod; the feeding plate is arranged at the upper end of the lifting frame; the conveying belt is arranged on the feeding plate and is driven and conveyed by the conveying roller; and a third motor for controlling the conveying roller to rotate is arranged on the feeding plate.

Preferably: the auxiliary conveying mechanism also comprises a third gear which is fixed on the lifting frame through a support rod; the toothed bar is fixed at the bottom of the feeding plate and is in meshed connection with the third gear; the feeding plate is connected with the lifting frame in a sliding mode, and the supporting rod is provided with a fourth motor for controlling the third gear to rotate.

Preferably: the loading vehicle is characterized in that a plurality of placing grooves are formed in the upper end face of the loading vehicle along the length direction of the conveying track, and the conveying belt is evenly provided with adsorption magnetic stripes.

Preferably: the blanking device comprises a plurality of blanking units, each rolling device is correspondingly provided with one blanking unit, a discharging conveying device is arranged between the blanking units and used for sending out the rolled steel pipes, and each blanking unit comprises a blanking table and is arranged at one end of the rolling device, which is far away from the feeding device; the third electric push rod is arranged on the blanking table; the adsorption block is arranged on the output end of the third electric push rod and is controlled to move left and right by the third electric push rod; the electromagnetic control device is used for controlling the magnetism of the adsorption block; the fourth electric push rod is perpendicular to the third electric push rod and arranged at one end of the third electric push rod, which is far away from the discharging and conveying device; and the material pushing plate is arranged at the output end of the fourth electric push rod and is controlled to move by the fourth electric push rod.

Preferably: the material pushing plate is provided with a cooling mechanism, the cooling mechanism comprises a liquid storage cavity, the liquid storage cavity is arranged in the material pushing plate, and cooling liquid is arranged in the liquid storage cavity; and the aluminum plate is arranged at one end of the material pushing plate, which faces the discharging and conveying device, and is in contact with the cooling liquid.

The invention has the beneficial effects that:

(1) the feeding device can feed a plurality of rolling devices through the arrangement of one conveying device, meets the feeding work of the plurality of rolling devices through the transfer conveying of the loading vehicle, has stable conveying and low cost, realizes automatic conveying, and greatly improves the working efficiency; can realize remote automatic transport through conveying unit, through the displacement of feeding unit control thread bush, make the load wagon remove to the rolling equipment feed inlet department of difference to satisfy the feed of a plurality of rolling equipment, application range is wide, increases substantially production efficiency.

(2) When the steel pipe is fed into the rolling equipment, a second electric push rod is started to drive the lifting frame and the conveying belt on the lifting frame to ascend, the steel pipe is separated from the loading vehicle along with the ascending of the conveying belt and is supported and ascended by the conveying belt, a fourth motor is started to control the third gear to rotate, one end of the conveying belt is moved to the feeding port of the rolling equipment through the transmission of the toothed bar until the conveying belt is connected with the feeding port of the rolling equipment, and then the third motor is started to drive the conveying belt to convey the steel pipe into the rolling equipment for rolling; the steel pipe on the loading vehicle can be automatically conveyed to the rolling equipment through the lifting of the second electric push rod and the conveying of the conveying belt, the conveying is convenient and quick, manual carrying is not needed, the real conveying belt can be moved to the rolling equipment through the transmission of the toothed bar and the third gear, so that the conveying part of the conveying belt is connected with the feeding part of the rolling equipment, and the conveying stability is ensured.

(3) Through the arrangement of the blanking unit, when in blanking, the electromagnetic control device is started to enable the adsorption block to have magnetism, then the adsorption block is controlled to move towards the rolling equipment through the third electric push rod until the adsorption block is contacted with the steel pipe for adsorption, after the steel pipe is adsorbed by the adsorption block, the adsorption block and the steel pipe are pulled out to the blanking table through the third electric push rod, then the electromagnetic control device is closed to enable the adsorption block to lose magnetism, and the fourth electric push rod is started to drive the material pushing plate to push the steel pipe to the discharging conveying device for sending out; the steel pipe is discharged in a magnetic adsorption mode, the discharging is stable, the buffering can be performed through the discharging platform, the operation is convenient, the discharging is automatic, and the safety is high; through the setting of cooling body, in time cool off at the steel pipe of ejection of compact.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a conveying unit according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the structure of a feed unit in an embodiment of the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is a schematic structural diagram of an auxiliary conveying mechanism according to an embodiment of the present invention;

FIG. 6 is a schematic top view of a conveyor belt according to an embodiment of the invention;

FIG. 7 is a schematic structural diagram of a blanking unit according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a stripper plate according to an embodiment of the present invention;

the examples in the figure are: 1, rolling equipment, 2, a loading vehicle, 21 a placing groove, 3 a conveying track, 4 a first driving unit, 5 a bearing plate, 6 a limiting mechanism, 7 a second driving unit, 8 an auxiliary conveying mechanism, 9 a blanking unit and 10 a discharging conveying device;

41 mounting rack, 42 first motor, 43 rotating rod and 44 roller;

61, a limiting groove, 62, a first electric push rod and 63 wheel blocks;

71 mounting groove, 72 screw rod, 73 thread bush, 74 second motor, 75 first gear, 76 second gear;

81 conveying grooves, 82 second electric push rods, 83 lifting frames, 84 feeding plates, 85 conveying belts, 851 adsorption magnetic strips, 86 third motors, 87 third gears and 88 toothed bars;

91 blanking table, 92 third electric push rod, 93 adsorption block, 94 electromagnetic control device, 95 fourth electric push rod, 96 material pushing plate, 961 liquid storage cavity and 962 aluminum plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The invention discloses a rolling method of a seamless steel pipe, which comprises the following steps:

s1 charging: loading a steel pipe to be rolled on a loading vehicle in a steel pipe loading area;

s2 conveying: after loading is finished, starting a first motor to drive a loading vehicle to move on a conveying rail until the loading vehicle moves to a bearing plate;

s3 feeding: controlling the wheel chock to ascend to limit the movement of the loading vehicle, starting a second motor, controlling the screw rod to rotate the loading plate and the loading vehicle to move, stopping at a feed inlet of idle rolling equipment, starting a second electric push rod on the loading vehicle to ascend the conveying belt, supporting and ascending the steel pipe by the conveying belt along with the ascending of the conveying belt, controlling a third gear to rotate through a fourth motor, moving one end of the conveying belt to the feed inlet of the rolling equipment through the transmission of the third gear and a toothed bar until the steel pipe is connected with the feed inlet of the rolling equipment, and then starting the third motor to drive the conveying belt to convey the steel pipe into the rolling equipment;

s4 rolling: rolling the steel pipe according to the specification by rolling equipment;

s5 blanking: and starting the electromagnetic control device to enable the adsorption block to have magnetism, then controlling the adsorption block to move towards the rolling equipment through the third electric push rod until the adsorption block is in contact with the steel pipe for adsorption, pulling out the adsorption block and the steel pipe to the discharging platform through the third electric push rod after the steel pipe is adsorbed by the adsorption block, then closing the electromagnetic control device to enable the adsorption block to lose magnetism, starting the fourth electric push rod, and driving the material pushing plate to push the steel pipe to the discharging conveying device for discharging.

Example 2

As shown in fig. 1 to 8, the present invention further discloses a processing apparatus for seamless steel pipes, and the rolling method for seamless steel pipes in the above example 1 comprises a feeding device for automatically conveying steel pipes; at least two rolling devices 1 are arranged and used for rolling the steel pipe; the blanking equipment is used for discharging the rolled steel pipe; the feeding equipment comprises a conveying unit and a feeding unit, wherein the conveying unit comprises a loading vehicle 2 used for loading steel pipes; the conveying track 3 is used for the loading vehicle 2 to move on, one end of the conveying track is connected with the steel pipe loading area, and the other end of the conveying track is connected with the feeding unit; a first driving mechanism for conveying the loading vehicle 2 from a steel pipe loading area where the steel pipes are loaded into the feeding unit; the feeding unit comprises a carrying unit for supporting the loading vehicle 2; the second driving mechanism controls the bearing unit to move and can move the bearing unit to the feeding end of each rolling device 1; the upper end surface of the loading vehicle 2 is provided with a plurality of placing grooves 21 along the length direction of the conveying track 3.

In the present embodiment, the first driving unit 4 includes a mounting bracket 41 fixed to the bottom of the loading vehicle 2; a first motor 42 mounted on the mounting bracket 41; a rotating rod 43 controlled by the first motor 42 to rotate; and the roller 44 is arranged on the rotating rod 43 and is positioned at the upper end of the conveying track 3.

In this embodiment, the bearing unit includes a bearing plate 5, the left and right ends of the bearing plate 5 are both provided with a limiting mechanism 6 for limiting the movement of the loading vehicle 2 on the bearing plate 5, and the limiting mechanism 6 includes a limiting groove 61, and is provided on the upper end surface of the bearing plate 5; the first electric push rod 62 is arranged at the bottom of the limiting groove 61; and the wheel block 63 is arranged at the upper end of the first electric push rod 62 and is controlled to ascend and descend by the first electric push rod 62.

In this embodiment, the second driving unit 7 is disposed in a mounting groove 71, the mounting groove 71 is disposed perpendicular to the conveying rail 3, and the second driving unit 7 includes at least two screw rods 72, fixed in the mounting groove 71 through bearings, and disposed perpendicular to the conveying rail 3; the threaded sleeve 73 is sleeved on the screw rod 72 and is in threaded connection with the screw rod 72; a driving part for driving the screw 72 to rotate; the bearing unit is fixedly connected with a threaded sleeve 73, and the driving part comprises a second motor 74 which is arranged in the mounting groove 71; a first gear 75 fixed on the output end of the second motor and controlled by the second motor 74 to rotate; and the second gear 76 is sleeved on the screw rod 72 and is meshed and connected with the first gear 75.

When the steel tube loading device works, firstly, steel tubes are sequentially placed in the placing grooves of the loading vehicle in the steel tube loading area, so that the stability of the steel tubes in the conveying process is ensured, after the loading is finished, the first motor is started to drive the rotating rod to rotate, the rollers on the rotating rod rotate to drive the loading vehicle to move rightwards on the conveying track until the loading vehicle moves to the loading plate; then, controlling a first electric push rod to drive a wheel chock to ascend so as to limit the roller, preventing the loading vehicle from moving on the loading plate, starting a second motor to drive a first gear to rotate, and then driving a second gear to rotate along with the first gear, so that the screw rod is controlled to rotate, the thread sleeve moves on the screw rod, the loading plate and the loading vehicle move along with the thread sleeve, the loading plate and the loading vehicle stop at a feed inlet of idle rolling equipment, and the steel pipe on the loading vehicle is fed into the rolling equipment to be rolled; and after feeding, controlling the loading vehicle to return to the steel pipe loading area for reloading and conveying.

According to the technical scheme, feeding of a plurality of rolling devices can be achieved through the arrangement of one conveying device, feeding work of the plurality of rolling devices is met through transfer conveying of the loading vehicle, conveying is stable, cost is low, automatic conveying is achieved, and work efficiency is greatly improved; can realize remote automatic transport through conveying unit, through the displacement of feeding unit control thread bush, make the load wagon remove to the rolling equipment feed inlet department of difference to satisfy the feed of a plurality of rolling equipment, application range is wide, increases substantially production efficiency.

In this embodiment, the loading vehicle 2 is further provided with an auxiliary conveying mechanism 8, and the auxiliary conveying mechanism 8 includes a conveying groove 81 opened in an upper end surface of the loading vehicle 2; the second electric push rod 82 is arranged at the bottom of the conveying groove; the lifting frame 83 is arranged at the upper end of the second electric push rod and is controlled to lift by the second electric push rod 82; a feeding plate 84 arranged at the upper end of the lifting frame; the conveying belt 85 is arranged on the feeding plate and is driven and conveyed by the conveying roller; a third motor 86 for controlling the rotation of the feed roller is mounted on the feed plate.

In this embodiment, the auxiliary conveying mechanism 8 further includes a third gear 87 fixed to the lifting frame through a support rod; a toothed bar 88 fixed at the bottom of the feed plate and meshed with the third gear 87; the feeding plate is connected with the lifting frame in a sliding mode, and the supporting rod is provided with a fourth motor for controlling the third gear to rotate; the concrete sliding connection mode is that slots are formed in the side walls of the two sides of the feeding plate, sliding blocks inserted into the slots are arranged on the lifting frames, and the sliding blocks slide in the slots, so that the lifting plates can not be separated from the feeding plate.

According to the technical scheme, during feeding, the second electric push rod is started to drive the lifting frame and the conveying belt on the lifting frame to ascend, the steel pipe is separated from the loading vehicle along with the ascending of the conveying belt and is supported and ascended by the conveying belt, the fourth motor is started to control the third gear to rotate, one end of the conveying belt is moved to the feeding port of the rolling equipment through the transmission of the gear rod until the conveying belt is connected with the feeding port of the rolling equipment, and then the third motor is started to drive the conveying belt to convey the steel pipe into the rolling equipment for rolling; the steel pipe on the loading vehicle can be automatically conveyed to the rolling equipment through the lifting of the second electric push rod and the conveying of the conveying belt, the conveying is convenient and quick, manual carrying is not needed, the real conveying belt can be moved to the rolling equipment through the transmission of the toothed bar and the third gear, so that the conveying part of the conveying belt is connected with the feeding part of the rolling equipment, and the conveying stability is ensured.

In this embodiment, the conveyor belt is uniformly provided with adsorption magnetic stripes 851; the steel pipe is adsorbed during conveying, so that the steel pipe is prevented from rolling on the conveying belt, and the stability of conveying and feeding is ensured.

In this embodiment, the blanking device includes a plurality of blanking units 9, each rolling device 1 is correspondingly provided with one blanking unit 9, a discharging conveyor 10 is provided between each blanking unit 9 for discharging the rolled steel pipe, and the blanking unit 9 includes a blanking table 91 installed at one end of the rolling device 1 away from the feeding device; a third electric push rod 92 installed on the blanking table 91; the adsorption block 93 is arranged at the output end of the third electric push rod and is controlled to move left and right by the third electric push rod; an electromagnetic control device 94 for controlling the presence or absence of magnetism of the adsorption block; the fourth electric push rod 95 is perpendicular to the third electric push rod and is arranged at one end of the third electric push rod, which is far away from the discharging and conveying device 10; the material pushing plate 96 is arranged on the output end of the fourth electric push rod and is controlled to move by the fourth electric push rod; the discharging conveying device is a discharging conveying belt.

According to the technical scheme, through the arrangement of the blanking unit, when blanking is carried out, the electromagnetic control device is started to enable the adsorption block to have magnetism, then the adsorption block is controlled to move towards rolling equipment through the third electric push rod until the adsorption block is in contact with the steel pipe for adsorption, after the steel pipe is adsorbed by the adsorption block, the adsorption block and the steel pipe are pulled out to the blanking table through the third electric push rod, then the electromagnetic control device is closed to enable the adsorption block to lose magnetism, the fourth electric push rod is started, and the material pushing plate is driven to push the steel pipe to the discharging conveying device to be sent out; adopt the mode of magnetic force absorption with the steel pipe ejection of compact, the ejection of compact is stable, and accessible unloading platform cushions convenient operation, automatic unloading, and the security is high.

In this embodiment, the material pushing plate is provided with a cooling mechanism (not shown), and the cooling mechanism includes a liquid storage cavity 961, which is provided in the material pushing plate and is provided with a cooling liquid therein; the aluminum plate 962 is arranged at one end of the material pushing plate facing the discharging conveying device 10 and is contacted with the cooling liquid; the cooling mechanism is used for circularly conveying and cooling the cooling liquid in the push plate, and ensures the cooling temperature of the cooling liquid in the push plate, and the cooling mechanism comprises a cooling pipe, a condenser, a pump body and the like.

Through above-mentioned technical scheme, through cooling body's setting, when utilizing scraping wings propelling movement steel pipe when the steel pipe ejection of compact, aluminum plate and steel pipe contact on the scraping wings, transmit the low temperature of coolant liquid to the steel pipe on, carry out timely cooling work to the steel pipe, the protection to ejection of compact conveyor in the transportation process of being convenient for.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.