CN211218118U

CN211218118U - Steel pipe straightening machine

Info

Publication number: CN211218118U
Application number: CN201922321666.8U
Authority: CN
Inventors: 徐志强; 徐振升
Original assignee: Tianjin Lirenda Industry And Trade Co ltd
Current assignee: Tianjin Lirenda Industry And Trade Co ltd
Priority date: 2019-12-21
Filing date: 2019-12-21
Publication date: 2020-08-11
Anticipated expiration: 2029-12-21

Abstract

The utility model discloses a steel pipe straightening machine relates to steel straightening equipment technical field, the on-line screen storage device comprises a base, be provided with the controller on the base, the base up end is fixed with the fixed station and slides and is provided with the movable table, the rotatory fixed carousel of being provided with of fixed station up end and a plurality of hyperbola fixed roll, the movable table up end rotates and is provided with a plurality of centre gripping carousels and slides and be provided with a plurality of hyperbola movable rollers, fixed carousel corresponds the setting with the centre gripping carousel, the hyperbola fixed roll corresponds the setting with the hyperbola movable roll, it is provided with the promotion seat to slide on the base, be provided with the promotion carousel on the promotion seat, the feeding motor has set firmly on the fixed station. The utility model discloses a fixed carousel, centre gripping carousel and promotion carousel cooperation are tentatively straightened the steel pipe, and the setting of hyperbola fixed roll and hyperbola movable roll can carry out the secondary to the steel pipe simultaneously and straighten. The utility model discloses can straighten the processing to the great steel pipe of bend angle, have easy operation, the effectual characteristics of straightening.

Description

Steel pipe straightening machine

Technical Field

The utility model relates to a steel straightening equipment technical field especially relates to a steel pipe straightening machine.

Background

The steel pipe is a steel material which is widely applied in national production and life. Because the steel pipe itself has a hollow section and its length is much greater than its diameter, the steel pipe is easily bent during processing or transportation, thereby having a certain radian. After the steel pipe is bent, the steel pipe can be restored to a qualified state through a straightening process.

Chinese patent No. CN104971966B proposes a combined curve multi-skew roller steel tube straightener, which comprises a unidirectional reverse bending roller set and a non-reverse bending hyperbolic roller set.

According to the technical scheme, the steel pipe with small bending degree can be straightened, but the straightening method is not suitable for straightening the steel pipe with large bending degree.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a steel pipe straightening machine can carry out the aligning to the great steel pipe of crookedness and handle, has the effectual characteristics of aligning.

The utility model discloses a can realize through following technical scheme:

a steel pipe straightening machine comprises a base, wherein a controller, a transmitter and a receiver are arranged on the base and are in signal connection with the controller, a fixed table and a movable table are fixedly arranged on the upper end face of the base in a sliding mode, the fixed table and the movable table are arranged oppositely, a plurality of fixed rotating discs in linear arrangement and a plurality of hyperbolic fixed rollers in parallel arrangement are arranged on the upper end face of the fixed table in a rotating mode, a plurality of clamping rotating discs in linear arrangement and a plurality of hyperbolic movable rollers in parallel arrangement are arranged on the upper end face of the movable table in a rotating mode, the fixed rotating discs and the clamping rotating discs are arranged correspondingly, the hyperbolic fixed rollers and the hyperbolic movable rollers are arranged correspondingly, a pushing seat is arranged on the base in a sliding mode, a pushing rotating disc is arranged on one side, far away from the base, of the pushing seat in a rotating mode, a feeding motor is fixedly arranged on the fixed table, the feeding motor is in transmission connection with any one of the fixed turntables.

Through adopting above-mentioned technical scheme, arrange the one end of steel pipe in between fixed station and the movable table, the interval of adjusting fixed station and movable table makes fixed carousel and centre gripping carousel press from both sides tight steel pipe, will promote the seat and move to suitable position, make and promote the carousel and support tight steel pipe, place transmitter and receiver in respectively the steel pipe both ends and place along the central axis at steel pipe both ends respectively, it promotes the carousel and promotes the steel pipe reverse bending to the signal that the receiver received the transmitter, the preliminary straightening of steel pipe is accomplished, under the effect of feeding motor, the steel pipe gets into between hyperbola fixed roll and the hyperbola movable roll, hyperbola fixed roll and hyperbola movable roll carry out the secondary straightening to the steel pipe. The utility model discloses a fixed carousel, centre gripping carousel and promotion carousel cooperation are tentatively straightened the steel pipe, and the setting of hyperbola fixed roll and hyperbola movable roll can carry out the secondary to the steel pipe simultaneously and straighten. The utility model discloses can straighten the processing to the great steel pipe of bend angle, have easy operation, the effectual characteristics of straightening.

Further setting the following steps: be fixed with the end socket of two relative settings on the base, two it is provided with the lead screw and the fixed guide rail that is provided with to rotate between the end socket, threaded sleeve is equipped with the seat of sliding on the lead screw, it is provided with to slide on the seat of sliding the seat of pushing away, the seat of sliding with the cooperation of sliding of guide rail, the drive has set firmly on the base lead screw pivoted transverse motor.

Through adopting above-mentioned technical scheme, horizontal motor drives the lead screw and rotates, and the rotation of lead screw drives the seat that slides and slides along the guide rail to make the seat that pushes away can follow the length direction removal of lead screw.

Further setting the following steps: the sliding seat is fixedly provided with a horizontal rack, the horizontal rack is perpendicular to the lead screw, the horizontal rack is sleeved with the pushing seat, a gear meshed with the horizontal rack is arranged in the pushing seat in a rotating mode, the pushing seat is fixedly provided with a drive, a vertical motor of the gear rotation is arranged on the pushing seat, and the vertical motor is controlled by the controller.

By adopting the technical scheme, under the action of the longitudinal motor, the rotation of the gear enables the pushing seat to move along the length direction of the rack, so that the steel pipe is pushed to be reversely bent until the receiver receives a signal of the transmitter, the longitudinal motor stops running under the action of the controller, and preliminary straightening of the steel pipe is completed.

Further setting the following steps: the movable table is characterized in that connecting plates are fixed at two ends of the movable table, a plurality of positioning holes which are linearly arranged are formed in the connecting plates, a plurality of connecting holes corresponding to the positioning holes are formed in the base, and the movable table and the base are fixed through positioning pins which are in plug-in fit with the positioning holes.

By adopting the technical scheme, the positioning holes correspond to different connecting holes, the distances between the fixed turntable and the clamping turntable and between the hyperbolic fixed roller and the hyperbolic movable roller can be adjusted, and after the position of the movable table is determined, the positioning pins are inserted into the positioning holes and the connecting holes, so that the position of the movable table can be fixed, and the fixed table and the movable table are suitable for processing steel pipes with different pipe diameters.

Further setting the following steps: two parallel positioning slide ways are arranged on the base, and positioning convex strips matched with the positioning slide ways in a sliding manner are fixed on the connecting plates.

By adopting the technical scheme, the movable table can slide on the base, so that the positioning holes correspond to the connecting holes, and the position of the movable table on the base can be conveniently fixed.

Further setting the following steps: the activity platform is kept away from one side of fixed station is fixed with the curb plate, the curb plate is provided with a plurality of screw groups, screw group with hyperbola movable roll one-to-one, screw group wears to establish including two threads the threaded rod of curb plate, hyperbola movable roll rotates and sets up in two of same screw group between the threaded rod, the threaded rod is kept away from one side threaded connection of hyperbola movable roll has fixation nut.

By adopting the technical scheme, the distance between the hyperbolic fixed roller and the hyperbolic movable roller can be adjusted by unscrewing the fixed nut, and meanwhile, the pressure of the hyperbolic fixed roller and the hyperbolic movable roller on the steel pipe can be conveniently changed, so that the hyperbolic fixed roller and the hyperbolic movable roller are suitable for straightening processing of the steel pipes with different specifications.

Further setting the following steps: be fixed with out the flitch on the base, be fixed with on the play flitch and prevent the return bend, prevent that the return bend wears to establish it just faces to go out the flitch the roller is decided to the hyperbola with clearance setting between the hyperbola live roll.

By adopting the technical scheme, the anti-bending pipe can provide support for the straightened steel pipe, and the probability of re-bending the straightened steel pipe when the straightened steel pipe is moved out of the discharging plate is reduced.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the steel pipe is primarily straightened through the matching of the fixed rotary table, the clamping rotary table and the pushing rotary table;

(2) the double-curve fixed roller and the double-curve movable roller are arranged, so that the steel pipe can be straightened for the second time.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a side view of the present invention.

Reference numerals: 1. a base; 2. a controller; 3. a transmitter; 4. a receiver; 5. a fixed table; 6. a movable table; 7. fixing the rotary table; 8. a hyperbolic fixed roll; 9. clamping the turntable; 10. a hyperbolic moving roll; 11. a pushing seat; 12. pushing the turntable; 13. a feeding motor; 14. an end seat; 15. a lead screw; 16. a guide rail; 17. a sliding seat; 18. a transverse motor; 19. a horizontal rack; 20. a gear; 21. a longitudinal motor; 22. a connecting plate; 23. positioning holes; 24. connecting holes; 25. positioning pins; 26. positioning the slideway; 27. positioning the convex strip; 28. a side plate; 29. a threaded rod; 30. fixing a nut; 31. a discharge plate; 32. prevent the return bend.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 and 2, for the utility model discloses a steel pipe straightening machine, including base 1, be fixed with controller 2 on the base 1, be provided with transmitter 3 and receiver 4 on the base 1, transmitter 3 and receiver 4 all with controller 2 signal connection, transmitter 3 can adopt infrared transmitter 3, and receiver 4 can adopt infrared receiver 4. The transmitter 3 and the receiver 4 are respectively fixed at two ends of the steel pipe and are respectively arranged along the central axis direction of the two ends of the steel pipe. Because the steel pipe has a bending radian before the straightening processing, the receiver 4 can not receive signals, and when the steel pipe is straightened, the central axis of the steel pipe is a straight line, and the receiver 4 can receive the signals of the transmitter 3. The base 1 up end is fixed with fixed station 5 and slides and is provided with movable table 6, and fixed station 5 and movable table 6 all are the cuboid type, and fixed station 5 sets up with movable table 6 relatively. Connecting plates 22 are fixed at two ends of the movable table 6, the connecting plates 22 are arranged close to the base 1, a plurality of positioning holes 23 are formed in the connecting plates 22 along the width direction of the movable table 6, a plurality of connecting holes 24 corresponding to the positioning holes 23 are formed in the base 1, and the movable table 6 is fixed with the base 1 through positioning pins 25 in splicing fit with the positioning holes 23. Referring to fig. 3, the base 1 is provided with two positioning slideways 26 arranged in parallel, and the two connecting plates 22 are fixed with positioning protruding strips 27 slidably engaged with the positioning slideways 26. The movable stage 6 is slid to a proper position along the positioning slide 26 so that the positioning hole 23 corresponds to the connection hole 24, and the positioning pin 25 is inserted into the positioning hole 23 and the connection hole 24, whereby the position of the movable stage 6 can be fixed. The distance between the fixed table 5 and the movable table 6 can be adjusted by corresponding the positioning holes 23 to different connecting holes 24, so that the fixed table 5 and the movable table 6 are suitable for processing steel pipes with different pipe diameters. The positioning slide way 26 and the positioning convex strip 27 can determine the sliding track of the movable table 6, so that the positioning hole 23 corresponds to the connecting hole 24.

Referring to fig. 2, a plurality of linear fixed turntables 7 and a plurality of parallel hyperbolic fixed rollers 8 are rotatably arranged on the upper end surface of the fixed table 5, a plurality of linear clamping turntables 9 and a plurality of parallel hyperbolic movable rollers 10 are slidably arranged on the upper end surface of the movable table 6, the fixed turntables 7 and the clamping turntables 9 are correspondingly arranged, the number of the fixed turntables 7 and the clamping turntables 9 is preferably three, the hyperbolic fixed rollers 8 and the hyperbolic movable rollers 10 are correspondingly arranged, and the number of the hyperbolic fixed rollers 8 and the hyperbolic movable rollers 10 is preferably two or three. The sliding of the hyperbolic moving roll 10 is achieved by the following arrangement: one side that fixed station 5 was kept away from to activity platform 6 is fixed with curb plate 28, is provided with a plurality of screw groups on the curb plate 28, screw group and hyperbola live roller 10 one-to-one, and screw group wears to establish the threaded rod 29 of curb plate 28 including two screw threads, and hyperbola live roller 10 rotates and sets up between two threaded rods 29 of same screw group, and one side threaded connection that hyperbola live roller 10 was kept away from to threaded rod 29 has fixation nut 30. The distance between the fixed turntable 7 and the clamping turntable 9 can be adjusted by changing the position of the movable table 6, so that the fixed turntable 7 and the clamping turntable 9 can clamp steel pipes with different pipe diameters conveniently. The position of the hyperbolic curve moving roll 10 can be conveniently moved by unscrewing the fixed nut 30, so that the distance between the hyperbolic curve fixed roll 8 and the hyperbolic curve moving roll 10 can be conveniently adjusted, and meanwhile, the pressure of the hyperbolic curve fixed roll 8 and the hyperbolic curve moving roll 10 on the steel pipe can be adjusted, so that the hyperbolic curve fixed roll 8 and the hyperbolic curve moving roll 10 are suitable for straightening the steel pipes with different specifications. A feeding motor 13 is fixed on one side of the fixed table 5, and the feeding motor 13 is in transmission connection with the fixed turntable 7 on one side far away from the hyperbolic fixed roller 8. Under the action of a feeding motor 13, the fixed turntable 7 and the clamping turntable 9 can convey the steel pipe to one side of the hyperbolic fixed roller 8 and one side of the hyperbolic movable roller 10 by means of friction force.

Referring to fig. 2 and 3, the upper end surface of the base 1 is slidably provided with a pushing seat 11, and the sliding of the pushing seat 11 is realized by the following arrangement: be fixed with two end sockets 14 that set up relatively on the base 1, rotate between two end sockets 14 and be provided with lead screw 15 and fixed guide rail 16 that is provided with, the central axis direction of lead screw 15 is parallel with a plurality of fixed rotating disk 7's array orientation, and the threaded sleeve is equipped with the seat 17 that slides on lead screw 15, and the seat 17 that slides cooperates with guide rail 16 slides, is fixed with transverse motor 18 on the base 1, and transverse motor 18 is connected with lead screw 15 transmission. A horizontal rack 19 is fixed on the sliding seat 17, the horizontal rack 19 is perpendicular to the screw rod 15, a pushing seat 11 is sleeved on the horizontal rack 19, a gear 20 is rotatably arranged in the pushing seat 11, the gear 20 is meshed with the horizontal rack 19, a longitudinal motor 21 is fixed on the pushing seat 11, and the longitudinal motor 21 is in transmission connection with the gear 20. Under the action of the transverse motor 18, the rotation of the screw rod 15 drives the sliding seat 17 to move, so that the pushing seat 11 moves along the length direction of the screw rod 15. Under the action of the longitudinal motor 21, the gear 20 rotates to drive the pushing seat 11 to move along the length direction of the horizontal rack 19, so that the pushing seat 11 can slide in the whole plane of the screw rod 15 and the horizontal rack 19. The longitudinal motor 21 is controlled by the controller 2.

Referring to fig. 1, a discharge plate 31 is fixed to one end of the base 1 close to the hyperbolic fixed roller 8 and the hyperbolic movable roller 10, a bend preventing pipe 32 is fixed to the discharge plate 31, and the bend preventing pipe 32 penetrates the discharge plate 31 and is disposed toward a gap between the hyperbolic fixed roller 8 and the hyperbolic movable roller 10. The bend preventing pipe 32 can provide support for the straightened steel pipe, and the probability that the straightened steel pipe is bent again when the straightened steel pipe moves out of the discharging plate 31 is reduced.

The utility model discloses a theory of operation and beneficial effect do:

adjusting the position of the movable table 6 to enable the fixed turntable 7 and the clamping turntable 9 to clamp one end of the steel pipe, adjusting the position of the pushing turntable 12, respectively arranging the receiver 4 and the transmitter 3 at two ends of the steel pipe and respectively arranging along the central axis at two ends of the steel pipe, pushing the turntable 12 to push the steel pipe to be reversely bent until the receiver 4 receives a signal of the transmitter 3, and controlling the longitudinal motor 21 to stop running by the controller 2 to finish the primary straightening of the steel pipe. The feeding motor 13 rotates to feed the steel pipe between the hyperbolic fixed roller 8 and the hyperbolic movable roller 10, the position of the hyperbolic movable roller 10 is adjusted, and the hyperbolic fixed roller 8 and the hyperbolic movable roller 10 perform secondary straightening on the steel pipe. The utility model discloses well fixed turntable 7, centre gripping carousel 9 and promotion carousel 12 cooperation can carry out preliminary aligning to the steel pipe, and the setting of hyperbola fixed roll 8 and hyperbola live-rollers 10 can carry out the secondary aligning to the steel pipe. The utility model discloses can straighten the processing to the great steel pipe of bend angle, have easy operation, the effectual characteristics of straightening.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A steel pipe straightener is characterized in that: comprises a base (1), be provided with controller (2) on base (1) and with controller (2) signal connection's transmitter (3) and receiver (4), base (1) up end is fixed to be provided with fixed station (5) and to slide and be provided with activity platform (6), fixed station (5) with activity platform (6) set up relatively, fixed station (5) up end rotates and is provided with a plurality of fixed turntables (7) that are linear arrangement and hyperbola fixed roll (8) that are a plurality of parallel arrangement, activity platform (6) up end rotates and is provided with a plurality of centre gripping carousel (9) that are linear arrangement and slides and is provided with hyperbola movable roll (10) that are a plurality of parallel arrangement, fixed turntables (7) with centre gripping carousel (9) correspond the setting, hyperbola fixed roll (8) with hyperbola movable roll (10) correspond the setting, the base (1) is provided with a pushing seat (11) in an upward sliding manner, the pushing seat (11) is far away from one side of the base (1) is provided with a pushing turntable (12) in a rotating manner, a feeding motor (13) is fixedly arranged on a fixed table (5), and the feeding motor (13) is in transmission connection with any one of the fixed turntables (7).

2. The steel pipe straightener as claimed in claim 1, wherein: be fixed with end seat (14) of two relative settings on base (1), two rotate between end seat (14) and be provided with lead screw (15) and fixed guide rail (16) that is provided with, threaded sleeve is equipped with seat (17) that slides on lead screw (15), it is provided with to slide on seat (17) promote seat (11), slide seat (17) with guide rail (16) cooperation of sliding, the drive has set firmly on base (1) lead screw (15) pivoted transverse motor (18).

3. The steel pipe straightener as claimed in claim 2, wherein: be fixed with horizontal rack (19) on the seat of sliding (17), horizontal rack (19) with lead screw (15) set up perpendicularly, the cover is equipped with on horizontal rack (19) promote seat (11), promote seat (11) internal rotation be provided with gear (20) of horizontal rack (19) meshing, the drive has set firmly on promoting seat (11) gear (20) pivoted vertical motor (21), vertical motor (21) be controlled by controller (2).

4. The steel pipe straightener as claimed in claim 1, wherein: the movable table is characterized in that connecting plates (22) are fixed at two ends of the movable table (6), a plurality of positioning holes (23) which are linearly arranged are formed in the connecting plates (22), a plurality of connecting holes (24) corresponding to the positioning holes (23) are formed in the base (1), and the movable table (6) is fixed with the base (1) through positioning pins (25) which are in plug-in fit with the positioning holes (23).

5. The steel pipe straightener as claimed in claim 4, wherein: two parallel positioning slide ways (26) are arranged on the base (1), and positioning convex strips (27) matched with the positioning slide ways (26) in a sliding manner are fixed on the connecting plates (22).

6. The steel pipe straightener as claimed in claim 1, wherein: keep away from activity platform (6) one side of fixed station (5) is fixed with curb plate (28), curb plate (28) are provided with a plurality of screw groups, screw group with hyperbola driving roller (10) one-to-one, screw group includes that two screws wear to establish threaded rod (29) of curb plate (28), hyperbola driving roller (10) rotate set up in two of same screw group between threaded rod (29), threaded rod (29) are kept away from one side threaded connection of hyperbola driving roller (10) has fixation nut (30).

7. The steel pipe straightener as claimed in claim 1, wherein: be fixed with ejection of compact board (31) on base (1), be fixed with on ejection of compact board (31) and prevent return bend (32), prevent that return bend (32) wear to establish ejection of compact board (31) and orientation hyperbola fixed roll (8) with clearance setting between hyperbola movable roll (10).