CN217070190U

CN217070190U - Seamless steel tube production equipment

Info

Publication number: CN217070190U
Application number: CN202220738366.9U
Authority: CN
Inventors: 薛明亮; 国泮德; 傅士刚; 薛明浩; 侯俊坤; 魏学平; 国伟军; 李绪朋
Original assignee: Shandong Panjin Steel Tube Manufacturing Co ltd
Current assignee: Shandong Panjin Steel Tube Manufacturing Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-07-29
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a seamless steel tube production facility, including first workstation, heating furnace, second workstation, guide rail, brace table, guide hole, interlocker, hydraulic rod, mount table, bearing frame, conveying roller and first motor, the heating furnace is installed to the top outer wall of first workstation the first workstation is fixed with the mount table on being located the outer wall of heating furnace one side, installs the second workstation on one side outside of first workstation, is fixed with two guide rails on the top of second workstation, and slidable mounting has two brace tables on the outer wall between the guide rail, and the guide hole has been seted up to corresponding the guide rail on one side of brace table, and the guide rail passes in the guide hole, and the second workstation is located the guide rail and all installs the interlocker; the utility model adopts the step-by-step heating furnace to heat the round pipe billet, which greatly reduces the occupied area compared with the annular heating furnace; and one furnace is adopted for two lines, so that the project investment is greatly reduced and the fund utilization rate is improved compared with a single furnace and a single line.

Description

Seamless steel tube production equipment

Technical Field

The utility model relates to a seamless steel pipe equipment technical field specifically is a seamless steel pipe production facility.

Background

The production process of the domestic and foreign steel pipes comprises the following steps: cold sizing of a circular tube blank, heating of the sized blank by an annular heating furnace, and single-furnace single line, wherein a mode that one annular heating furnace corresponds to one tube rolling production line is adopted; the problems of large occupied area, low production capacity and large investment of the annular heating furnace exist; the traditional hot saw used for hot sizing has the problems of slow cutting time and low efficiency; the traditional single furnace single wire mode after hot sizing has the problems of long waiting production time after cutting, large temperature drop of steel billets and poor product quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a seamless steel tube production device, which adopts a step-by-step heating furnace to heat round tube blanks, and greatly reduces the occupied area compared with an annular heating furnace; and one furnace is adopted for two lines, so that the project investment is greatly reduced and the fund utilization rate is improved compared with a single furnace and a single line.

The purpose of the utility model can be realized by the following technical scheme:

a seamless steel tube production device comprises a first workbench, a heating furnace, a second workbench, guide rails, support tables, guide holes, an interlocking device, a hydraulic push rod, an installation table, a bearing seat, a conveying roller and a first motor, wherein the heating furnace is installed on the outer wall of the top end of the first workbench, the installation table is fixed on the outer wall of one side of the heating furnace of the first workbench, the second workbench is installed on the outer portion of one side of the first workbench, two guide rails are fixed on the top end of the second workbench, two support tables are installed on the outer wall between the guide rails in a sliding mode, the guide holes are formed in one side of each support table corresponding to the guide rails, the guide rails penetrate through the guide holes, the interlocking devices are installed on the guide rails, the hydraulic push rod is installed on one side of the interlocking device, the interlocking device is electrically connected with the hydraulic push rod, one end of a telescopic shaft of the hydraulic push rod is fixed on the outer wall of each support table, a plurality of bearing seats are fixed on the outer walls of the top ends of the supporting platform and the mounting platform, conveying rollers are rotatably mounted on the outer walls between the bearing seats, the supporting platform corresponds to the outer walls of the mounting platform, a first motor is mounted on the conveying rollers, and one end of an output shaft of the first motor is connected with the conveying rollers.

As a further aspect of the present invention: the welding has the mounting panel on one side of mount table, rotate on the top outer wall of mounting panel and install the rotor plate, correspond the rotor plate and rotate on one side of mounting panel and install the pneumatic cylinder, and the one end of pneumatic cylinder telescopic shaft rotates and installs in the bottom outer wall of rotor plate.

As a further aspect of the present invention: and a second rotating motor is installed on the outer wall of the top end of the rotating plate, and a hot saw is sleeved on one end of an output shaft of the second rotating motor.

As a further aspect of the present invention: the automatic cooling device is characterized in that a first cooling pipe is fixed on one side of the supporting table, a plurality of second cooling pipes are welded on one side of the first cooling pipe in a penetrating mode, a plurality of spray heads are installed on the outer wall of each second cooling pipe corresponding to the corresponding conveying roller, and a connecting pipe is installed on the other side of the first cooling pipe in a penetrating mode.

As a further aspect of the present invention: the number of the interlocking devices and the hydraulic push rods is two.

As a further aspect of the present invention: the heating furnace is a stepping heating furnace.

The utility model has the advantages that: the utility model adopts a mode that one stepping heating furnace corresponds to two hot rolled pipe production lines, changes the traditional mode of domestic and foreign steel pipe production, adopts a highly innovative process production mode, and achieves the purposes of reducing investment, improving operation rate and saving energy and reducing consumption; the circular tube blank is heated by the stepping heating furnace, so that the occupied area is greatly reduced compared with that of an annular heating furnace; one furnace is adopted for two lines, so that the project investment is greatly reduced and the fund utilization rate is improved compared with a single furnace and a single line; the waiting time of the cut heat pipe billet is shortened, the heat consumption of the billet is reduced, and the temperature requirement required by normal rolling is met; and the problems that the production capacity of an annular heating furnace generally adopted for seamless steel pipe production is low, the cutting speed of a traditional hot saw is low, the construction investment of a single furnace single line is high and the like are solved.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall front perspective structure of the present invention;

FIG. 2 is a schematic view of the overall side-view three-dimensional structure of the present invention;

FIG. 3 is an enlarged schematic view of the area A of FIG. 1 according to the present invention;

in the figure: 1. a first table; 2. heating furnace; 3. a second table; 4. a guide rail; 5. a support table; 6. a guide hole; 7. an interlock; 8. a hydraulic push rod; 9. an installation table; 10. a bearing seat; 11. a conveying roller; 12. a first motor; 13. mounting a plate; 14. a rotating plate; 15. a hydraulic cylinder; 16. a second rotating electrical machine; 17. hot sawing; 18. a first cooling pipe; 19. a second cooling pipe; 20. a spray head; 21. and (4) connecting the pipes.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a seamless steel pipe production apparatus comprises a first workbench 1, a heating furnace 2, a second workbench 3, guide rails 4, support tables 5, guide holes 6, an interlocking device 7, hydraulic push rods 8, a mounting table 9, a bearing block 10, a conveying roller 11 and a first motor 12, wherein the heating furnace 2 is installed on the outer wall of the top end of the first workbench 1, the mounting table 9 is fixed on the outer wall of the first workbench 1 on one side of the heating furnace 2, the second workbench 3 is installed on the outer part of one side of the first workbench 1, two guide rails 4 are fixed on the top end of the second workbench 3, two support tables 5 are slidably installed on the outer wall between the guide rails 4, the guide holes 6 are formed on one side of the support tables 5 corresponding to the guide rails 4, the guide rails 4 penetrate through the guide holes 6, the interlocking device 7 is installed on the second workbench 3 on the guide rails 4, the hydraulic push rods 8 are installed on one side of the interlocking device 7, the interlocking device 7 is electrically connected with the hydraulic push rod 8, one end of a telescopic shaft of the hydraulic push rod 8 is fixed on the outer wall of the supporting table 5, a plurality of bearing seats 10 are fixed on the outer walls of the top ends of the supporting table 5 and the mounting table 9, a conveying roller 11 is rotatably mounted on the outer wall between the bearing seats 10, the supporting table 5 corresponds to the outer wall of the mounting table 9, the conveying roller 11 is provided with a first motor 12, one end of an output shaft of the first motor 12 is connected with the conveying roller 11, one furnace is adopted for two lines, and compared with a single furnace, project investment is greatly reduced, and fund utilization rate is improved; a mounting plate 13 is welded on one side of the mounting table 9, a rotating plate 14 is rotatably mounted on the outer wall of the top end of the mounting plate 13, a hydraulic cylinder 15 is rotatably mounted on one side of the mounting plate 13 corresponding to the rotating plate 14, and one end of a telescopic shaft of the hydraulic cylinder 15 is rotatably mounted on the outer wall of the bottom end of the rotating plate 14, so that the second rotating motor 16 and the hot saw 17 can be conveniently driven to move, a steel billet can be conveniently sawed, the second rotating motor 16 and the hot saw 17 are prevented from interfering with the movement of the steel billet, and the steel billet sawing machine is practical; a second rotating motor 16 is arranged on the outer wall of the top end of the rotating plate 14, and a hot saw 17 is sleeved on one end of an output shaft of the second rotating motor 16, so that the steel billet can be conveniently sawed, and the process is relatively complete; a first cooling pipe 18 is fixed on one side of the support table 5, a plurality of second cooling pipes 19 are penetratingly welded on one side of the first cooling pipe 18, a plurality of spray heads 20 are mounted on the outer wall of each second cooling pipe 19 corresponding to the corresponding conveying roller 11, a connecting pipe 21 is penetratingly mounted on the other side of the first cooling pipe 18, the other side of the first cooling pipe 18 is connected with an external cooling pump through the connecting pipe 21, then the conveying roller 11 is cooled, and the service life of the conveying roller 11 is prolonged; the number of the interlocking devices 7 and the hydraulic push rods 8 is two, so that the whole is relatively complete and perfect; the heating furnace 2 is a stepping heating furnace 2, and the floor area is greatly reduced.

The working principle is as follows: the heating furnace 2 is used for heating steel billets, the conveying rollers 11 are driven by the first motor 12 to convey the steel billets, the hot saw 17 is used for sawing the steel billets after the steel billets reach a designated position, the conveying rollers 11 are installed on the bearing block 10, the conveying rollers 11 are driven by the first motor 12 to rotate, the supporting table 5 is made to move back and forth on the guide rail 4 through the hydraulic push rod 8, the conveying rollers 11 on the supporting table 5 are used for conveying the steel billets after the conveying rollers 11 are sawed from the installing table 9, the connecting pipe 21 installed on the supporting table 5 is connected with an external cooling pump, and the conveying rollers 11 are cooled through the cooperation of the first cooling pipe 18, the second cooling pipe 19 and the spray head 20, so that the service life of the conveying rollers 11 is prolonged; the interlocker 7 that sets up makes one of them brace table 5 arrive treat the material level after, and another brace table 5 can not walk and get the material to only brace table 5 is when treating the material level, and conveying roller 11 on the mount table 9 just can move, has avoided the steel billet to drop and has pounded bad equipment, influences the emergence of production accident, has reduced equipment trouble, has improved equipment operation rate.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A seamless steel pipe production device is characterized by comprising a first workbench (1), a heating furnace (2), a second workbench (3), guide rails (4), a support table (5), guide holes (6), an interlocking device (7), a hydraulic push rod (8), a mounting table (9), a bearing seat (10), a conveying roller (11) and a first motor (12), wherein the heating furnace (2) is installed on the outer wall of the top end of the first workbench (1), the mounting table (9) is fixed on the outer wall of the first workbench (1) positioned on one side of the heating furnace (2), the second workbench (3) is installed on the outer portion of one side of the first workbench (1), the two guide rails (4) are fixed on the top end of the second workbench (3), the two support tables (5) are installed on the outer wall between the guide rails (4) in a sliding mode, the guide holes (6) are formed in one side of the support tables (5) corresponding to the guide rails (4), and guide rail (4) pass in guide hole (6), second workstation (3) are located guide rail (4) and all install interlocker (7), install hydraulic push rod (8) on one side of interlocker (7), and interlocker (7) and hydraulic push rod (8) electric connection, the outer wall of brace table (5) is fixed in to the one end of hydraulic push rod (8) telescopic shaft, be fixed with a plurality of bearing frames (10) on the top outer wall of brace table (5) and mount table (9), rotate on the outer wall between bearing frame (10) and install conveying roller (11), correspond on the outer wall of brace table (5) and mount table (9) conveying roller (11) first motor (12) are installed, and the one end of first motor (12) output shaft is connected with conveying roller (11).

2. The seamless steel tube production equipment according to claim 1, wherein a mounting plate (13) is welded on one side of the mounting platform (9), a rotating plate (14) is rotatably mounted on the outer wall of the top end of the mounting plate (13), a hydraulic cylinder (15) is rotatably mounted on one side of the mounting plate (13) corresponding to the rotating plate (14), and one end of a telescopic shaft of the hydraulic cylinder (15) is rotatably mounted on the outer wall of the bottom end of the rotating plate (14).

3. The seamless steel tube production equipment according to claim 2, wherein a second rotating motor (16) is installed on the outer wall of the top end of the rotating plate (14), and a hot saw (17) is sleeved on one end of an output shaft of the second rotating motor (16).

4. The seamless steel tube production equipment according to claim 1, wherein a first cooling pipe (18) is fixed on one side of the support table (5), a plurality of second cooling pipes (19) are welded on one side of the first cooling pipe (18) in a penetrating manner, a plurality of spray heads (20) are installed on the outer wall of each second cooling pipe (19) corresponding to the conveying roller (11), and a connecting pipe (21) is installed on the other side of the first cooling pipe (18) in a penetrating manner.

5. The seamless steel tube production facility according to claim 1, wherein the number of the interlocking device (7) and the hydraulic push rod (8) is two.

6. A seamless steel tube production apparatus according to claim 1, wherein said heating furnace (2) is a walking beam heating furnace (2).