CN215430983U

CN215430983U - Pipe mechanism is pressed in upset that reelpipe machine was used

Info

Publication number: CN215430983U
Application number: CN202121870446.1U
Authority: CN
Inventors: 刘长奇; 高存鑫; 王涛
Original assignee: Ning'an Jitai Electric Co ltd
Current assignee: Ning'an Jitai Electric Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-01-07
Anticipated expiration: 2031-08-11

Abstract

The utility model belongs to the technical field of pipe production equipment, and particularly relates to an overturning pipe pressing mechanism for a pipe rolling machine. According to the utility model, the second hole and the fourth hole are arranged, the second sliding rod and the fourth sliding rod can slide to the bottom of the pipe to prop against the two ends of the bent part of the pipe through the second hole and the fourth hole which are obliquely arranged, so that the two ends of the pipe at the bent part are not deformed, the pulley on the first sliding rod is downwards fastened and tightly attached to the pipe through the spring, and at the moment, when the locking nut is screwed, the pipe is propped against the pulleys on the upper side and the lower side, so that the tail end of the pipe per se can not swing when the pipe is bent.

Description

Pipe mechanism is pressed in upset that reelpipe machine was used

Technical Field

The utility model relates to the technical field of pipe production equipment, in particular to an overturning pipe pressing mechanism for a pipe rolling machine.

Background

In the process of manufacturing a seamless steel pipe for manufacturing an automobile exhaust pipe, an automobile exhaust pipe manufacturer generally uses a pipe coiling machine, a pipe coiling machine and a grinding machine to coil a thin steel pipe into a pipe shape, then welds two coiled ends, and welds and grinds a weld joint to form the seamless steel pipe. And most of the pipes need to be bent after being produced.

There are the following problems:

1. pipe mechanism is pressed in upset present, when pressing the pipe, deformation not only takes place in the department of bending in tubular product, and also can take place deformation in the department both ends of bending, leads to the bent angle radius of tubular product too big easily and unsatisfied demand.

2. Pipe mechanism is pressed in upset present, for the tail end of making tubular product when pressing the pipe does not take place the swing, pulley or gyro wheel are used commonly and are fixed the tubular product outer wall, nevertheless at the in-process of fixed tubular product tail end outer wall, and tubular product is because of self overlength and the tail end is easy to drop and is leaded to the pulley of both sides about the tubular product to be difficult to assemble in place, leads to the pulley contactless of tubular product and upside, and the swing still appears at the tubular product tail end when bending, makes the tubular product process of bending go on smoothly, and the deviation appears in the quality easily.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a turnover pipe pressing mechanism for a pipe coiling machine, which solves the problems that when a pipe is pressed, two ends of the pipe at a bending part are deformed, and the tail end of the pipe is easy to drop due to overlong length in the process of fixing the outer wall of the tail end of the pipe, so that pulleys on the upper side and the lower side of the pipe are not easy to assemble in place.

In order to achieve the purpose, the utility model provides the following technical scheme: a turnover pipe pressing mechanism for a pipe rolling machine comprises a base, wherein the base comprises a bottom plate and wall plates on two sides of the bottom plate, the inner side surface of the wall plate is respectively provided with a fixed rod, a first hole, a second hole, a third hole and a fourth hole, a first slide bar is slidably mounted on the inner side surface of the first hole, a second slide bar is slidably mounted on the inner side surface of the second hole, a third slide bar is slidably mounted on the inner side surface of the third hole, a fourth slide bar is slidably mounted on the inner side surface of the fourth hole, pulleys are rotatably arranged on the outer surfaces of the fixed rod, the first sliding rod, the second sliding rod, the third sliding rod and the fourth sliding rod, lock nuts are respectively arranged at the two ends of the fixed rod, the two ends of the first slide bar, the two ends of the second slide bar, the two ends of the third slide bar and the two ends of the fourth slide bar in a threaded manner, springs are respectively arranged between the fixed rod and the first slide rod and between the second slide rod and the third slide rod in a clamping and hooking mode.

As a preferable technical solution of the present invention, the second hole and the fourth hole are symmetrically distributed with respect to a vertical diametric section of the third slide bar, and both the second hole and the fourth hole are obliquely arranged.

As a preferable technical solution of the present invention, a connection plate is rotatably mounted on an outer surface of the fourth slide bar, and a bucket is rotatably mounted on an inner side surface of the connection plate.

As a preferable technical scheme of the utility model, pin holes are formed in one side, away from the connecting plates, of the bucket, and the number of the connecting plates is two.

As a preferred technical scheme of the utility model, the number of the pulleys is not less than five, and the axial section of the base is U-shaped.

As a preferable technical solution of the present invention, the number of the springs is four, and the pulley includes an outer race ring, a ball, and an inner race ring.

Compared with the prior art, the utility model provides a turnover pipe pressing mechanism for a pipe coiling machine, which has the following beneficial effects:

1. this pipe mechanism is pressed in upset that reelpipe machine was used through setting up second hole and fourth hole, thereby the second hole that the slope set up and fourth hole make second slide bar and fourth slide bar can slide to the bottom of tubular product and withstand the both ends that tubular product was bent, make tubular product only take place deformation in the department of bending and do not take place deformation in the department of bending both ends, avoid the bent angle radius of tubular product too big and unsatisfied demand.

2. This pipe mechanism is pressed in upset that reelpipe machine was used through setting up the spring, makes the pulley on the first slide bar fastening downwards and hug closely tubular product, when screwing up lock nut this moment, and tubular product receives the power of supporting of the pulley of both sides from top to bottom for tubular product self tail end when bending can not appear any swing, ensures that tubular product bending process goes on smoothly and the quality can not appear the deviation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a bucket of the present invention;

FIG. 3 is a side view of the structure of the present invention;

FIG. 4 is a schematic view of the outer race of the present invention.

In the figure: 1. a base; 2. a base plate; 3. wall plates; 4. fixing the rod; 5. a first aperture; 6. a second aperture; 7. a third aperture; 8. a fourth aperture; 9. a first slide bar; 10. a second slide bar; 11. a third slide bar; 12. a fourth slide bar; 13. a pulley; 14. a lock nut; 15. a spring; 16. a connecting plate; 17. a bucket; 18. a pin hole; 19. an outer race ring; 20. a ball bearing; 21. and an inner ring.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a pipe mechanism is pressed in upset that rolling pipe machine was used, including base 1, base 1 includes bottom plate 2 and wallboard 3 of bottom plate 2 both sides, the medial surface of wallboard 3 is provided with dead lever 4 respectively, first strip hole 5, second strip hole 6, third hole 7 and fourth hole 8, the medial surface of first strip hole 5 is slidingly installed with first slide bar 9, the medial surface of second strip hole 6 is slidingly installed with second slide bar 10, the medial surface of third hole 7 is slidingly installed with third slide bar 11, the medial surface of fourth hole 8 is slidingly installed with fourth slide bar 12, the outer surfaces of dead lever 4, first slide bar 9, second slide bar 10, third slide bar 11 and fourth slide bar 12 are all rotatably installed with pulley 13, the both ends of dead lever 4, the both ends of first slide bar 9, the both ends of second slide bar 10, the both ends of third slide bar 11 and the both ends of fourth slide bar 12 are all threadedly installed with lock nut 14, springs 15 are respectively arranged between the fixed rod 4 and the first slide bar 9 and between the second slide bar 10 and the third slide bar 11 in a clamping and hooking mode.

In this embodiment, the spring 15 between the first slide bar 9 and the fixing rod 4 is stretched to have a downward tightening force, after the pipe is placed in, the spring 15 enables the pulley 13 on the first slide bar 9 to be fastened downwards and tightly attached to the pipe, when the lock nut 14 is screwed up at this time, the pipe is abutted by the pulleys 13 on the upper side and the lower side, so that the tail end of the pipe can not swing at any time when the pipe is bent, the pipe can be bent smoothly, the quality can not deviate, the spring 15 between the second slide bar 10 and the fourth slide bar 12 has the same effect, the lock nut 14 can be screwed up conveniently, the pipe can be tightly attached to the pulleys 13 on the upper side and the lower side after the lock nut 14 is screwed up, and the lock nut 14 can be fixed on the wall plate 3 conveniently.

Specifically, the second hole 6 and the fourth hole 8 are symmetrically distributed about a vertical diametric section of the third slide bar 11, and both the second hole 6 and the fourth hole 8 are obliquely arranged.

In this embodiment, when the second slide bar 10 and the fourth slide bar 12 are made to slide by the second hole 6 and the fourth hole 8 which are obliquely arranged, not only the self horizontal position can be changed, but also the two ends of the pipe bending part can be propped against the bottom of the pipe when the pipes with different diameters are bent, so that the pipe is only deformed at the bending part and is not deformed at the two ends of the bending part, and the requirement that the pipe bending radius is too large and is not satisfied is avoided.

Specifically, the outer surface of the fourth sliding rod 12 is rotatably mounted with a connecting plate 16, and the inner side surface of the connecting plate 16 is rotatably mounted with a bucket 17.

In this embodiment, when the connecting plate 16 is rotated, the pulley 13 on the fourth slide bar 12 and the pulley 13 above the fourth slide bar 12 contact the pipe to bend the pipe, and when the bucket 17 moves, the connecting plate 16 is rotated.

Specifically, the bucket 17 is provided with pin holes 18 at a side away from the connecting plates 16, and the number of the connecting plates 16 is two.

In this embodiment, the pin holes 18 receive pin rods, and hydraulic push rods are mounted to drive the movement of the bucket 17.

Specifically, the number of the pulleys 13 is not less than five, and the axial section of the base 1 is U-shaped.

In this embodiment, the pulley 13 on the fixing rod 4 and the pulley 13 on the first sliding rod 9 can clamp the pipe without obstructing the movement of the pipe.

Specifically, the number of the springs 15 is four, and the pulley 13 includes an outer race 19, balls 20, and an inner race 21.

In this embodiment, when the pipe is bent, the outer groove ring 19 on the pulley 13 can protect the arc shape of the outer wall of the pipe from being squashed to a certain extent, and the balls 20 enable the pulley 13 to slide more smoothly.

The working principle and the using process of the utility model are as follows: when in use, a pipe is placed on the pulley 13, the second slide bar 10 and the fourth slide bar 12 are moved to enable the pipe to be in a horizontal state, the second slide bar 10 and the fourth slide bar 12 are in sliding support against two ends of a bent part of the pipe, the pipe is enabled to deform only at the bent part without deforming at two ends of the bent part, the phenomenon that the radius of a bent angle of the pipe is too large and the requirement is not met is avoided, then the lock nuts 14 on the second slide bar 10 and the fourth slide bar 12 are screwed, the second slide bar 10 and the fourth slide bar 12 are fixed, the first slide bar 9 and the third slide bar 11 have downward tightening force due to the spring 15, the pipe is enabled to be in support force of the pulleys 13 on the upper side and the lower side when the lock nuts 14 are screwed, the pipe is enabled to be tightly attached to the pulleys 13 on the upper side and the lower side when the lock nuts 14 are screwed, the tail end of the pipe is not prone to swing during the bending process, the bending process of the pipe is ensured to be smooth, the quality is not prone to have deviation, then the hydraulic push rod is started, the bucket 17 moves and rotates the connecting plate 16, and the pulley 13 on the fourth slide bar 12 and the pulley 13 above the fourth slide bar 12 contact the pipe, thereby bending the pipe.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pipe mechanism is pressed in upset that reelpipe machine was used, includes base (1), its characterized in that: base (1) includes wallboard (3) of bottom plate (2) and bottom plate (2) both sides, the medial surface of wallboard (3) is provided with dead lever (4), first hole (5), second hole (6), third hole (7) and fourth hole (8) respectively, the medial surface slidable mounting of first hole (5) has first slide bar (9), the medial surface slidable mounting of second hole (6) has second slide bar (10), the medial surface slidable mounting of third hole (7) has third slide bar (11), the medial surface slidable mounting of fourth hole (8) has fourth slide bar (12), the surface of dead lever (4), first slide bar (9), second slide bar (10), third slide bar (11) and fourth slide bar (12) all rotates installs pulley (13), the both ends of dead lever (4) are all rotated, Lock nuts (14) are installed at the two ends of the first sliding rod (9), the two ends of the second sliding rod (10), the two ends of the third sliding rod (11) and the two ends of the fourth sliding rod (12) in a threaded mode, and springs (15) are installed between the fixed rod (4) and the first sliding rod (9) and between the second sliding rod (10) and the third sliding rod (11) in a clamping and hooking mode.

2. The inverted pipe crimping mechanism for a pipe crimping machine according to claim 1, wherein: the second hole (6) and the fourth hole (8) are symmetrically distributed relative to a vertical diametric section of the third sliding rod (11), and the second hole (6) and the fourth hole (8) are obliquely arranged.

3. The inverted pipe crimping mechanism for a pipe crimping machine according to claim 1, wherein: and a connecting plate (16) is rotatably arranged on the outer surface of the fourth sliding rod (12), and a bucket (17) is rotatably arranged on the inner side surface of the connecting plate (16).

4. The inverted pipe crimping mechanism for a pipe crimping machine according to claim 3, wherein: one side of the bucket (17) far away from the connecting plates (16) is provided with pin holes (18), and the number of the connecting plates (16) is two.

5. The inverted pipe crimping mechanism for a pipe crimping machine according to claim 1, wherein: the number of the pulleys (13) is not less than five, and the axial section of the base (1) is U-shaped.

6. The inverted pipe crimping mechanism for a pipe crimping machine according to claim 1, wherein: the number of the springs (15) is four, and the pulley (13) comprises an outer groove ring (19), a ball (20) and an inner ring (21).