CN216574974U

CN216574974U - Straightening device for seamless steel pipe

Info

Publication number: CN216574974U
Application number: CN202121242743.1U
Authority: CN
Inventors: 黄性举; 裴绍明; 杜华; 杜强
Original assignee: Liaocheng Zhongyue Pipe Industry Co ltd
Current assignee: Liaocheng Zhongyue Pipe Industry Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2022-05-24
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a straightening device for a seamless steel pipe, which comprises two lower side plates, wherein cavities are formed in the two lower side plates, a lifting mechanism is arranged in each cavity, the top of each lower side plate is connected with a sliding column in a sliding manner, the top of each sliding column is fixedly connected with an upper side plate, a first straightening mechanism is arranged between the two lower side plates, the opposite side walls of the two upper side plates are fixedly connected with L-shaped mounting plates, and the bottom of each L-shaped mounting plate is provided with a second straightening mechanism. Through adjusting the distance of elevating system regulation top board and lower curb plate, realize first alignment mechanism bore promptly and need alignment seamless steel pipe body match, then adjust second alignment mechanism and match seamless steel pipe body bore, move first alignment mechanism and second alignment mechanism again, realize the alignment of seamless steel pipe body, easy operation, the alignment process is meticulous, is applicable to the seamless steel pipe alignment of different bores, has improved alignment efficiency greatly.

Description

Straightening device for seamless steel pipe

Technical Field

The utility model relates to the technical field of pipe machining equipment, in particular to a straightening device for a seamless steel pipe.

Background

After the steel pipe is produced, subsequent processing is needed, in order to enable the appearance of the steel pipe to be smoother, the steel bar and the like need to be extruded through a straightening roller of a straightening machine, the straightness of the outer surface of the steel pipe is changed, and when the steel pipe is straightened by an existing straightening machine, the axis of the steel pipe deviates from a horizontal line due to gravity factors, so that the straightening effect is poor, and further multiple times of straightening are needed.

The existing steel pipe straightening method adopts manual beating to straighten, so that the straightening effect is very poor, and the straightening efficiency is greatly reduced; in addition, other steel tube straightening devices in the prior art generally can only realize rough straightening and cannot be suitable for the defects of straightening of seamless steel tubes with different calibers and the like.

Therefore, there is a need to provide a straightening device for seamless steel pipes to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a straightening apparatus for a seamless steel pipe, which solves the above-mentioned problems of the prior art.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a coalignment for seamless steel pipe, includes two lower plates, two the cavity has all been seted up to the inside of lower plate, the inside of cavity is provided with elevating system, the top sliding connection of lower plate has the traveller, the top fixedly connected with epipleural of traveller, two be provided with first coalignment mechanism, two between the lower plate the relative lateral wall fixedly connected with L shape mounting panel of epipleural, the bottom of L shape mounting panel is provided with second coalignment mechanism, the inside of first coalignment mechanism is provided with seamless steel pipe body.

Further, elevating system includes the carousel, the inner wall fixedly connected with round bar of carousel, the one end of round bar extends to the inside of cavity and the first helical gear of fixedly connected with, the outer wall meshing of first helical gear has the second helical gear, the inner wall fixedly connected with threaded rod of second helical gear, the both ends of threaded rod are all rotated with the top and the bottom of cavity through the bearing that sets up and are connected, the outer wall threaded connection of threaded rod has the backup pad, the both ends of backup pad are rotated and are connected with the wheel that rolls, the outer wall of wheel that rolls is through the slide rail that sets up and the inner wall swing joint of downside board, the top and the traveller fixed connection of backup pad.

Further, first alignment mechanism includes compression roller and compression roller down, the inside of compression roller is run through and fixedly connected with dwang down, the both ends and the lower curb plate of dwang rotate to be connected, the outer wall fixed mounting of lower curb plate has first motor, the output shaft of first motor extends to the inside and the fixedly connected with pivot of lower curb plate, the first band pulley of outer wall fixedly connected with of pivot, first band pulley is connected with the second band pulley through the first belt transmission that sets up, the inner wall and the dwang fixed connection of second band pulley.

Further, the second aligning mechanism includes the second motor, the outer wall and the L shape mounting panel fixed connection of second motor, the bottom fixedly connected with drum of L shape mounting panel, the inner wall of drum rotates and is connected with the rotation circle, the inner wall fixedly connected with telescopic link of rotation circle, the telescopic link is kept away from the one end fixedly connected with alignment gyro wheel of rotation circle, the output shaft fixedly connected with transfer line of second motor, the outer wall fixedly connected with action wheel of transfer line, the outer wall of action wheel is connected with the rotation circle transmission through the second belt that sets up.

Furthermore, the quantity of dwang is three, and is three the equal fixedly connected with drive gear of outer wall of dwang, it is three through the chain drive connection that sets up between the drive gear.

Furthermore, the number of the straightening rollers is four, and the four straightening rollers are distributed on the rotating ring in an annular array.

The utility model has the following beneficial effects:

according to the utility model, the distance between the upper side plate and the lower side plate is adjusted by adjusting the lifting mechanism, namely, the caliber of the first straightening mechanism is matched with the seamless steel pipe body to be straightened, then the second straightening mechanism is adjusted to be matched with the caliber of the seamless steel pipe body, and then the first straightening mechanism and the second straightening mechanism are operated, so that the seamless steel pipe body is straightened.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

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

FIG. 2 is a perspective view of the present invention in a rear view;

FIG. 3 is a schematic diagram of a right-side view cross-sectional structure of the present invention;

FIG. 4 is a schematic diagram of the left-side cross-sectional structure of the lifting mechanism of the present invention.

Reference numerals: 1. a lower side plate; 2. a lifting mechanism; 201. a turntable; 202. a round bar; 203. a first helical gear; 204. a bearing; 205. a second helical gear; 206. a threaded rod; 207. a support plate; 208. a rolling wheel; 209. a slide rail; 3. a traveler; 4. an upper side plate; 5. a first straightening mechanism; 501. an upper compression roller; 502. a lower pressing roller; 503. a transmission gear; 504. a chain; 505. a first motor; 506. a rotating shaft; 507. a first belt; 508. a second pulley; 509. a first pulley; 510. rotating the rod; 6. a second straightening mechanism; 601. a second motor; 602. a driving wheel; 603. a second belt; 604. rotating the ring; 605. a cylinder; 606. straightening the roller; 607. a telescopic rod; 608. a transmission rod; 7. an L-shaped mounting plate; 8. a seamless steel tube body; 9. a cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-4, a straightening device for a seamless steel pipe comprises two lower side plates 1, cavities 9 are formed in the two lower side plates 1, an elevating mechanism 2 is arranged in each cavity 9, a sliding column 3 is slidably connected to the top of each lower side plate 1, an upper side plate 4 is fixedly connected to the top of each sliding column 3, a first straightening mechanism 5 is arranged between the two lower side plates 1, opposite side walls of the two upper side plates 4 are fixedly connected with an L-shaped mounting plate 7, a second straightening mechanism 6 is arranged at the bottom of the L-shaped mounting plate 7, and a seamless steel pipe body 8 is arranged in each first straightening mechanism 5.

In this embodiment, put into the inside of first alignment mechanism 5 with seamless steel pipe body 8, adjust the distance of epipleural 4 and lower curb plate 1 through adjusting elevating system 2, realize 5 bores of first alignment mechanism promptly and the seamless steel pipe body 8 matching of needs alignment, then adjust second alignment mechanism 6 and match with 8 bores of seamless steel pipe body, move first alignment mechanism 5 and second alignment mechanism 6 again, realize the alignment of seamless steel pipe body 8, and the operation is simple, the alignment process is meticulous, be applicable to the seamless steel pipe alignment of different bores, the alignment efficiency has been improved greatly.

Specifically, elevating system 2 includes carousel 201, the inner wall fixedly connected with round bar 202 of carousel 201, the one end of round bar 202 extends to the inside of cavity 9 and the first helical gear 203 of fixedly connected with, the outer wall meshing of first helical gear 203 has second helical gear 205, the inner wall fixedly connected with threaded rod 206 of second helical gear 205, the both ends of threaded rod 206 are all rotated with the top and the bottom of cavity 9 through the bearing 204 that sets up and are connected, the outer wall threaded connection of threaded rod 206 has backup pad 207, the both ends of backup pad 207 are rotated and are connected with rolling wheel 208, the outer wall of rolling wheel 208 is through the slide rail 209 that sets up and the inner wall swing joint of curb plate 1 down, the top and the traveller 3 fixed connection of backup pad 207.

In this embodiment, the rotating turntable 201 drives the round bar 202 to rotate, so that the first bevel gear 203 drives the second bevel gear 205 to rotate, the threaded rod 206 rotates therewith, the supporting plate 207 connected with the threaded rod 206 in a threaded manner is moved, the rolling wheels 208 at the two ends rotate in the sliding rail 209, and the sliding column 3 is driven to slide in the lower side plate 1, so as to adjust the distance between the upper side plate 4 and the lower side plate 1, i.e., adjust the first straightening mechanism 5.

Specifically, first alignment mechanism 5 includes last compression roller 501 and lower compression roller 502, the inside of lower compression roller 502 is run through and fixedly connected with dwang 510, the both ends and the lower side plate 1 of dwang 510 rotate to be connected, the outer wall fixed mounting of lower side plate 1 has first motor 505, the output shaft of first motor 505 extends to the inside and fixedly connected with pivot 506 of lower side plate 1, the first band pulley 509 of outer wall fixedly connected with of pivot 506, first band pulley 509 is connected with second band pulley 508 through the transmission of the first belt 507 that sets up, the inner wall and the dwang 510 fixed connection of second band pulley 508.

Specifically, the number of the rotating rods 510 is three, the outer walls of the three rotating rods 510 are fixedly connected with transmission gears 503, and the three transmission gears 503 are in transmission connection through the arranged chains 504.

In this embodiment, the rotating shaft 506 is driven to rotate by the first motor 505, the first belt wheel 509 rotates along with the rotating shaft, the second belt wheel 508 is driven to rotate by the first belt 507, the rotating rod 510 rotates, the transmission gear 503 on the rotating rod 510 drives the other rotating rods 510 to rotate through the chain 504, the rotation of the lower pressing roller 502 is realized, the straightening of the seamless steel pipe body 8 is realized by rotating and extruding the upper pressing roller 501, and meanwhile, the transmission function is realized.

Specifically, the second straightening mechanism 6 comprises a second motor 601, the outer wall of the second motor 601 is fixedly connected with an L-shaped mounting plate 7, the bottom of the L-shaped mounting plate 7 is fixedly connected with a cylinder 605, the inner wall of the cylinder 605 is rotatably connected with a rotating ring 604, the inner wall of the rotating ring 604 is fixedly connected with a telescopic rod 607, one end of the telescopic rod 607 far away from the rotating ring 604 is fixedly connected with a straightening roller 606, the output shaft of the second motor 601 is fixedly connected with a transmission rod 608, the outer wall of the transmission rod 608 is fixedly connected with a driving wheel 602, and the outer wall of the driving wheel 602 is in transmission connection with the rotating ring 604 through a second belt 603.

Specifically, the number of the alignment rollers 606 is four, and the four alignment rollers 606 are distributed on the rotating ring 604 in a circular array.

In this embodiment, the seamless steel tube body 8 to be straightened is placed into the rotating ring 604, the telescopic rod 607 is adjusted to enable the straightening roller 606 to be pressed against the outer wall of the seamless steel tube body 8, the second motor 601 drives the transmission rod 608 to rotate, the driving wheel 602 rotates along with the transmission rod, the rotating ring 604 is driven by the second belt 603 to rotate in the cylinder 605, and the straightening of the straightening roller 606 on the outer wall of the seamless steel tube body 8 is realized.

Claims

1. The utility model provides a coalignment for seamless steel pipe, includes two lower plate (1), its characterized in that, two cavity (9) have all been seted up to the inside of lower plate (1), the inside of cavity (9) is provided with elevating system (2), the top sliding connection of lower plate (1) has traveller (3), the top fixedly connected with epipleural (4) of traveller (3), two be provided with first alignment mechanism (5), two between lower plate (1) the relative lateral wall fixedly connected with L shape mounting panel (7) of epipleural (4), the bottom of L shape mounting panel (7) is provided with second alignment mechanism (6), the inside of first alignment mechanism (5) is provided with seamless steel pipe body (8).

2. The straightening device for the seamless steel tube according to claim 1, wherein the lifting mechanism (2) comprises a rotating disc (201), a round bar (202) is fixedly connected to the inner wall of the rotating disc (201), one end of the round bar (202) extends into the cavity (9) and is fixedly connected with a first helical gear (203), a second helical gear (205) is meshed with the outer wall of the first helical gear (203), a threaded rod (206) is fixedly connected to the inner wall of the second helical gear (205), two ends of the threaded rod (206) are rotatably connected with the top and the bottom of the cavity (9) through bearings (204), a supporting plate (207) is connected to the outer wall of the threaded rod (206) through threads, two ends of the supporting plate (207) are rotatably connected with rolling wheels (208), the outer wall of the rolling wheels (208) is movably connected with the inner wall of the lower side plate (1) through sliding rails (209), the top of the supporting plate (207) is fixedly connected with the sliding column (3).

3. The straightening device for the seamless steel tube according to claim 1, wherein the first straightening mechanism (5) comprises an upper pressing roller (501) and a lower pressing roller (502), a rotating rod (510) penetrates through and is fixedly connected with the interior of the lower pressing roller (502), two ends of the rotating rod (510) are rotatably connected with the lower side plate (1), a first motor (505) is fixedly mounted on the outer wall of the lower side plate (1), an output shaft of the first motor (505) extends to the interior of the lower side plate (1) and is fixedly connected with a rotating shaft (506), a first belt wheel (509) is fixedly connected with the outer wall of the rotating shaft (506), the first belt wheel (509) is in transmission connection with a second belt wheel (508) through a first belt (507), and the inner wall of the second belt wheel (508) is fixedly connected with the rotating rod (510).

4. The straightening device for seamless steel pipes according to claim 1, wherein the second straightening mechanism (6) comprises a second motor (601), the outer wall of the second motor (601) is fixedly connected with an L-shaped mounting plate (7), the bottom of the L-shaped mounting plate (7) is fixedly connected with a cylinder (605), the inner wall of the cylinder (605) is rotatably connected with a rotating ring (604), the inner wall of the rotating ring (604) is fixedly connected with a telescopic rod (607), one end of the telescopic rod (607) far away from the rotating ring (604) is fixedly connected with a straightening roller (606), an output shaft of the second motor (601) is fixedly connected with a transmission rod (608), the outer wall of the transmission rod (608) is fixedly connected with a driving wheel (602), and the outer wall of the driving wheel (602) is in transmission connection with the rotating ring (604) through a second belt (603).

5. The straightening device for the seamless steel tube according to claim 3, wherein the number of the rotating rods (510) is three, the outer walls of the three rotating rods (510) are fixedly connected with transmission gears (503), and the three transmission gears (503) are in transmission connection through arranged chains (504).

6. The straightening device for the seamless steel tube according to claim 4, wherein the number of the straightening rollers (606) is four, and the four straightening rollers (606) are distributed on the rotating ring (604) in an annular array.