阅读说明：本技术 一种方管轧辊装置及应用该装置的方管定方机 (Square pipe rolling device and square pipe sizing machine applying same ) 是由 杜连忠 于 2020-07-02 设计创作，主要内容包括：本发明公开了一种方管轧辊装置及应用该装置的方管定方机,涉及钢管加工设备。其中,一种方管轧辊装置,包括安装座、四个轧辊以及转动架设于安装座上的四个轧辊轴,各轧辊呈圆周均匀分布,且任一轧辊轴均在对应轧辊与该圆周圆心连线方向上呈滑移设置；安装座上还设有用于驱动各轧辊轴同步运动的调节组件。一种方管定方机,包括机台以及若干上述方管轧辊装置；各方管轧辊装置沿机台的长度方向呈均匀间隔设置,且方管轧辊装置在机台宽度方向上呈活动可调设置。本发明提供了工作稳定,操作便捷,便于生产多种尺寸规格方管,有助于提高生产效率和方管成型质量的一种方管轧辊装置及应用该装置的方管定方机。(The invention discloses a square tube rolling device and a square tube sizing machine using the same, and relates to steel tube processing equipment. The square tube roller device comprises a mounting seat, four rollers and four roller shafts, wherein the four roller shafts are rotatably erected on the mounting seat, the rollers are uniformly distributed in the circumferential direction, and any roller shaft is arranged in a sliding manner in the direction of a connecting line of the corresponding roller and the circle center of the circumference; and the mounting seat is also provided with an adjusting component for driving each roll shaft to synchronously move. A square tube sizing machine comprises a machine table and a plurality of square tube rolling devices; each square pipe roller device is evenly arranged along the length direction of the machine table at intervals, and the square pipe roller devices are movably and adjustably arranged in the width direction of the machine table. The invention provides a square tube rolling device and a square tube sizing machine using the same, which are stable in work, convenient to operate, convenient to produce square tubes with various dimensions and specifications and beneficial to improving the production efficiency and the forming quality of the square tubes.)

1. The utility model provides a roll device is managed in side, includes that mount pad (1), four rolls (2) and rotating turret locate four roll axle (6) on mount pad (1), its characterized in that: the rollers (2) are uniformly distributed in the circumferential direction, and any roller shaft (6) is arranged in a sliding manner in the direction of a connecting line of the corresponding roller (2) and the circle center of the circumference; and the mounting base (1) is also provided with an adjusting component for driving each roll shaft (6) to synchronously move.

2. The square tube rolling device according to claim 1, wherein: four groups of mounting assemblies which are uniformly distributed in the circumferential direction are arranged on one side of the mounting seat (1); the mounting assembly comprises two mounting plates (5) which are arranged in parallel at intervals, and an accommodating gap (51) for accommodating the corresponding roller (2) is formed between the two mounting plates (5); both ends of the roll shaft (6) are rotatably connected with sliding blocks (53); the mounting plate (5) is provided with a sliding groove (52) which is matched with the sliding block (53) on the corresponding side in a sliding manner.

3. The square tube rolling device according to claim 2, wherein: the adjusting assembly comprises transmission rods (8) which are arranged on the mounting plate (5) in a sliding mode along the extending direction of the sliding groove (52), the transmission rods (8) are grouped into one group two by two and are provided with four groups, each group of transmission rods (8) respectively correspond to each rolling roll shaft (6), and the two transmission rods (8) in the same group are respectively fixedly connected with sliding blocks (53) at two ends of each rolling roll shaft (6); the adjusting component also comprises a driving component which is simultaneously connected with each transmission rod (8) and is used for driving each transmission rod (8) to synchronously slide.

4. The square tube rolling device according to claim 3, wherein: the driving assembly comprises annular sleeves (9) arranged on the outer sides of the groups of transmission rods (8) in a surrounding mode and a power assembly in transmission connection with the annular sleeves (9), the annular sleeves (9) are arranged on the mounting base (1) in a sliding mode along the steel pipe feeding direction, and the power assembly drives the annular sleeves (9) to move in a reciprocating mode; be equipped with on the inner wall of annular sleeve (9) and be cooperation inclined plane (171) that the one-to-one set up with transfer line (8), it is connected with connecting block (10) to slide on cooperation inclined plane (171), the one end that sliding block (53) were kept away from with corresponding transfer line (8) in connecting block (10) is articulated.

5. The square tube rolling device according to claim 4, wherein: four mounting grooves which are in one-to-one correspondence with the rollers (2) are formed in the inner wall of the annular sleeve (9), an insert (17) which is detachably arranged is arranged in each mounting groove, and the matching inclined plane (171) is formed on the insert (17).

6. The square tube rolling device according to claim 5, wherein: the insert (17) is made of nickel-based alloy.

7. The square tube rolling device according to claim 5, wherein: the insert (17) is provided with a wear-resistant layer (18) on one side of the matching inclined surface (171).

8. The square tube rolling device according to any one of claims 5 to 7, wherein: and a magnetic adsorption layer (16) for adsorbing the insert (17) is fixed in the mounting groove.

9. The square tube rolling device according to any one of claims 1 to 7, wherein: the mounting seat (1) comprises a fixed seat (101), a movable seat (102) arranged on the fixed seat (101) in a lifting mode and a rotating seat (103) arranged on one side of the movable seat (102) in a rotating mode; each roller (2) is arranged on a rotating seat (103), and an angle adjusting assembly (4) for driving the rotating seat (103) to rotate is further arranged on the mounting seat (1); the angle adjusting assembly (4) comprises a transmission worm wheel (42) fixedly arranged on the outer side of the rotating seat (103) and an adjusting worm (41) which is arranged on the movable seat (102) in a rotating frame and keeps meshed with the transmission worm wheel (42).

10. The utility model provides a square pipe squaring machine which characterized in that: comprising a machine table (19) and a plurality of square tube rolling devices according to any one of claims 1-9; each square pipe roll device is arranged along the length direction of the machine table (19) at even intervals, and the square pipe roll devices are movably and adjustably arranged in the width direction of the machine table (19).

Technical Field

The invention relates to the technical field of steel pipe processing equipment, in particular to a square pipe rolling device and a square pipe sizing machine using the same.

Background

A square tube is a name for a square tube; as an economic and efficient steel, the steel is mainly applied to the field of engineering construction, including steel structure houses, main plants, boiler steel frames, municipal construction, machinery manufacturing and other fields. At present, the production process of the square tube mainly comprises welding, cold pushing, cold drawing or cold rolling; the cold-pushing, cold-drawing or cold-rolling square pipe is produced by using a hot-rolled or welded hollow billet as a raw material, removing oxide skin through acid washing, and then carrying out drawing or rolling cold deformation.

The patent application with the prior publication number of CN103316916A discloses a square tube sizing machine and a production method of a square tube. Wherein, square pipe side's machine includes the power transmission device who advances the square pipe roll device with tubular product one or more square pipe roll device that the direction of delivery arranged along tubular product, and square pipe roll device includes: a frame; the four rollers in the four roller parts comprise a first roller, a second roller, a third roller and a fourth roller, the axes of the rollers are located in the same plane, and the roller surfaces of the rollers are combined in the direction perpendicular to the plane to form a square hole.

By adopting the technical scheme, the power conveying device pushes the round pipe to feed and pass through the square hole surrounded by the four rollers, so that the round pipe is rolled into the square pipe. However, in the prior art, each roller cannot be adjusted or is inconvenient to adjust after being installed; if the square holes cannot be adjusted, the size of the square holes formed by the rollers is fixed, and the square holes cannot meet the processing operation of square pipes with various sizes; if the adjustment is inconvenient, for example, the adjustment is sequentially carried out by one worker, the condition that whether the rollers can enclose a standard square hole after the adjustment is finished is also considered, time and labor are wasted, the operation efficiency is extremely low, and the forming quality of the square pipe is easily influenced once the operation is not good.

Disclosure of Invention

One of the purposes of the invention is to provide a square tube roller device, which is characterized in that each roller is arranged on a mounting seat in a sliding manner, and the position of each roller is synchronously adjusted by virtue of an adjusting assembly, so that the production requirements of square tubes with various dimensions are met, the production efficiency is improved, and the forming quality of the square tubes is ensured.

The technical purpose of the invention is realized by the following technical scheme:

a square tube roller device comprises a mounting seat, four rollers and four roller shafts arranged on the mounting seat through a rotating frame, wherein the rollers are uniformly distributed on the circumference, and any roller shaft is arranged in a sliding manner in the direction of a connecting line of the corresponding roller and the circle center of the circumference; and the mounting seat is also provided with an adjusting component for driving each roll shaft to synchronously move.

Through adopting above-mentioned technical scheme, the roll axle that will be used for installing the roll slides and sets up on the mount pad to utilize the motion of individual roll axle of adjusting part drive, thereby adjust the size of the circumference that each roll encloses, and then realize enclosing the control of quad slit size to individual roll, in order to satisfy the production demand of different dimensions side's pipe. Simultaneously, because directly can accomplish synchronous adjustment to each roll through adjusting part, compare in the mode of traditional artifical adjustment, not only labour saving and time saving, it is higher to adjust efficiency, adjusts the precision moreover and also better, helps improving the shaping quality of square pipe.

The invention is further configured to: one side of the mounting seat is provided with four groups of mounting assemblies which are uniformly distributed in the circumferential direction; the mounting assembly comprises two mounting plates which are arranged in parallel at intervals, and an accommodating gap for accommodating the corresponding roller is formed between the two mounting plates; sliding blocks are rotatably connected to two ends of the roll shaft; the mounting plate is provided with a sliding groove which is used for sliding and matching with the sliding block on the corresponding side.

The invention is further configured to: the adjusting assembly comprises transmission rods which are arranged on the mounting plate in a sliding mode along the extending direction of the sliding groove, the transmission rods are grouped in pairs and are provided with four groups, each group of transmission rods respectively correspond to each rolling roll shaft, and the two transmission rods of the same group are respectively fixedly connected with sliding blocks at two ends of the corresponding rolling roll shaft; the adjusting assembly also comprises a driving assembly which is simultaneously connected with each transmission rod and is used for driving each transmission rod to synchronously slide.

The invention is further configured to: the driving assembly comprises annular sleeves arranged on the outer sides of the groups of transmission rods in a surrounding mode and a power assembly in transmission connection with the annular sleeves, the annular sleeves are arranged on the mounting seat in a sliding mode along the steel pipe feeding direction, and the power assembly drives the annular sleeves to move in a reciprocating mode; be equipped with on annular sleeve's the inner wall and be the cooperation inclined plane that the one-to-one set up with the transfer line, it is connected with the connecting block to slide on the cooperation inclined plane, the connecting block is articulated with the one end that the sliding block was kept away from to the corresponding transfer line.

By adopting the technical scheme, in work, the power assembly can drive the annular sleeve to reciprocate along the feeding direction of the steel pipe; because the annular sleeve is matched with the connecting block through the matching inclined plane, after the annular sleeve starts to move, the annular sleeve can drive the transmission rod to move along the axial direction of the transmission rod through the connecting block. When the transmission rods are close to the center of the circumference defined by the rollers, the transmission rods drive the rollers to synchronously move, so that the square holes defined by the rollers are reduced; on the contrary, the square hole surrounded by the rollers can be enlarged by adjusting.

The invention is further configured to: the inner wall of the annular sleeve is provided with four mounting grooves which are in one-to-one correspondence with the rollers, each mounting groove is internally provided with an insert which is detachably arranged, and the matching inclined plane is formed on the insert.

Through adopting above-mentioned technical scheme, set up the cooperation inclined plane on inserting, because it is detachable to insert, so after inserting and damaging appears, the staff can realize convenient change, guarantees that this square pipe roll device can use for a long time.

The invention is further configured to: the insert is made of nickel-based alloy.

By adopting the technical scheme, the nickel-based alloy has higher strength and certain oxidation and corrosion resistance at the high temperature of 650-1000 ℃, has better comprehensive performance and is beneficial to prolonging the service life of the insert.

The invention is further configured to: and the insert is provided with a wear-resistant layer at one side of the matching inclined plane.

By adopting the technical scheme, the wear-resistant layer is arranged on the insert, so that the service life of the insert is prolonged.

The invention is further configured to: and a magnetic adsorption layer for adsorbing the insert is fixed in the mounting groove.

Through adopting above-mentioned technical scheme, through set up the magnetic adsorption layer in the mounting groove, when the staff inserts to the installation in the mounting groove, the magnetic adsorption layer can effectively adsorb and insert, makes things convenient for the staff to fix it, helps improving the convenience of staff's operation.

The invention is further configured to: the mounting seat comprises a fixed seat, a movable seat arranged on the fixed seat in a lifting way and a rotating seat arranged on one side of the movable seat in a rotating way; each roller is arranged on the rotating seat, and the mounting seat is also provided with an angle adjusting assembly for driving the rotating seat to rotate; the angle adjusting assembly comprises a transmission worm wheel fixedly arranged on the outer side of the rotating seat and an adjusting worm which is arranged on the movable seat through the rotating frame and keeps meshed with the transmission worm wheel.

Through adopting above-mentioned technical scheme, when the artificial regulation worm that rotates, the regulation worm can drive through the transmission worm wheel and rotate the seat rotation to the angle of erectting of each roll is changed, and the steel pipe can be guaranteed to get into the quad slit that each roll encloses smoothly.

The invention also aims to provide a square tube sizing machine, which is convenient for producing square tubes with various specifications by virtue of the square tube rolling device and is beneficial to improving the production efficiency and the forming quality of the square tubes.

The technical purpose of the invention is realized by the following technical scheme:

a square tube sizing machine comprises a machine table and a plurality of square tube rolling devices; each square pipe roll device is evenly spaced along the length direction of the machine, and the square pipe roll device is movably and adjustably arranged in the width direction of the machine.

Through adopting above-mentioned technical scheme, on being applied to square pipe squaring machine with above-mentioned square pipe roll device, satisfy the production operation of multiple size specification side pipe, improve work efficiency, guarantee square pipe shaping quality.

In conclusion, the beneficial technical effects of the invention are as follows:

(1) the rollers are arranged on the mounting seat in a sliding mode, and the positions of the rollers are synchronously adjusted by means of the adjusting assembly, so that square tubes with various sizes and specifications can be produced conveniently, and the production efficiency and the forming quality of the square tubes are improved;

(2) the matched inclined plane is formed on the insert, and the nickel-based alloy is used for manufacturing the insert or the wear-resistant layer is arranged on the insert, so that the service life of the insert is prolonged, the square tube rolling device can work normally for a long time, the production cost is reduced, and the production efficiency can be improved indirectly;

(3) by arranging the square tube rolling device on the square tube sizing machine, the square tube rolling device is suitable for machining square tubes with various dimensions, and improves the production efficiency and the square tube forming quality.

Drawings

FIG. 1 is an axial view showing the overall structure of example 1 of the present invention;

FIG. 2 is a schematic structural diagram of embodiment 1 of the present invention mainly used for embodying the mounting assembly;

FIG. 3 is a schematic structural diagram of embodiment 1 of the invention mainly used for embodying an annular sleeve;

FIG. 4 is a schematic structural diagram of embodiment 1 of the invention, which is mainly used for embodying the installation mode of the insert in the annular sleeve;

FIG. 5 is a schematic structural diagram of an embodiment 2 of the invention, which is mainly used for embodying an abrasion-resistant layer on an insert;

FIG. 6 is an axial view showing the overall structure of embodiment 3 of the present invention;

fig. 7 is an enlarged view of portion a of fig. 6, primarily for embodying the lateral adjustment assembly.

Reference numerals: 1. a mounting seat; 101. a fixed seat; 102. a movable seat; 103. a rotating seat; 2. rolling; 3. a height adjustment assembly; 31. a threaded adjusting rod; 32. locking the nut; 4. an angle adjustment assembly; 41. adjusting the worm; 42. a drive worm gear; 5. mounting a plate; 51. a clearance is accommodated; 52. a chute; 53. a slider; 6. a roll shaft; 7. a stopper; 8. a transmission rod; 9. an annular sleeve; 91. matching with a sliding sleeve; 10. connecting blocks; 11. a slide bar; 12. a limiting disc; 13. matching with a threaded sleeve; 14. driving the screw rod; 15. a servo motor; 16. a magnetic adsorption layer; 17. an insert; 171. a mating bevel; 172. A movable groove; 18. a wear layer; 19. a machine platform; 191. positioning a groove; 20. an adjusting seat; 21. screw thread locating lever.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying examples.