CN215696789U

CN215696789U - Uniform four-roller four-tandem rolling mill for steel pipes

Info

Publication number: CN215696789U
Application number: CN202120093655.3U
Authority: CN
Inventors: 陈丽娟
Original assignee: Zhanggang Zhangzhou Industry And Trade Co ltd
Current assignee: Zhanggang Zhangzhou Industry And Trade Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2022-02-01
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a steel pipe uniform four-roller four-tandem rolling mill which comprises a motor base and a base, wherein the upper surface of the motor base is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a disc, the surface of the disc is provided with a connecting rod, one end, away from the disc, of the connecting rod is provided with a moving rod, the inner bottom wall of the base is fixedly connected with a damping frame, the inner bottom wall of the damping frame is fixedly connected with a damping spring, the upper end of the damping spring is fixedly connected with a sliding block, the upper surface of the sliding block is fixedly connected with a connecting block, the upper end of the connecting block is fixedly connected with a bottom plate, the upper surface of the bottom plate is fixedly connected with a supporting plate, the upper surface of the supporting plate is fixedly connected with a connecting seat, and the upper surface of the connecting seat is provided with a sliding groove. The utility model can improve the stability of the pipe mill in the working process and is beneficial to the uniform rolling of the steel pipe.

Description

Uniform four-roller four-tandem rolling mill for steel pipes

Technical Field

The utility model relates to the field of pipe mills, in particular to a four-roller four-tandem pipe mill for uniformly rolling steel pipes.

Background

The pipe mill is a process device for cold rolling a pierced billet by using an annular hole shape. The machine has better cogging performance and can roll nonferrous metal seamless tubes with common precision. The cold tube mill is mainly characterized by high material utilization rate and better precision and surface roughness than cold drawn tubes. The pipe rolling machine has different forms and different compositions, and mainly comprises the following components: the device comprises a main motor and a transmission mechanism thereof, a steering box, a transmission shaft, a rolling stand, a rotary feeding mechanism, a feeding chuck and a lathe bed, a core rod clamping device, an inlet chuck and an outlet chuck, a feeding device and a discharging device.

In the working process of the existing four-roller pipe rolling mill, the driving action of a driving motor can shake frequently, so that the pipe rolling mill can not perform rolling forming work on steel pipes uniformly, and the uniform four-roller four-continuous pipe rolling mill capable of solving the problems is needed at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a uniform four-roller four-tandem rolling pipe machine for a steel pipe.

In order to achieve the purpose, the utility model adopts the following technical scheme: a four-roller four-tandem rolling mill for steel pipes uniformly comprises a motor base and a base, wherein a driving motor is fixedly connected to the upper surface of the motor base, a motor shaft is arranged at one end of the driving motor in an extending mode, the output end of the motor shaft is fixedly connected with a rotating shaft, a disc is fixedly connected to one end, away from the driving motor, of the rotating shaft, a connecting rod is arranged on the surface of the disc, a moving rod is arranged at one end, away from the disc, of the connecting rod, a sliding sleeve is connected to the outer wall of the moving rod in a sliding mode, a machine head is fixedly connected to one end, away from the connecting rod, of the moving rod, and a roller is arranged at the output end of the machine head;

the utility model discloses a damping frame, including base, inner diapire fixedly connected with shock attenuation frame, inner diapire fixedly connected with damping spring of shock attenuation frame, damping spring's upper end fixedly connected with slider, the last fixed surface of slider is connected with the connecting block, the connecting block upwards runs through shock attenuation frame and its upper end fixedly connected with bottom plate, the last fixed surface of bottom plate is connected with the backup pad, the last fixed surface of backup pad is connected with the connecting seat, the spout has been seted up to the upper surface of connecting seat, the inner wall sliding connection of spout has the slide.

As a further description of the above technical solution:

the upper surface of backup pad one side fixedly connected with bracing piece, the upper end and the sliding sleeve fixed connection of bracing piece.

As a further description of the above technical solution:

the supporting plate is connected with the inner walls of the two sides of the base in a sliding mode.

As a further description of the above technical solution:

the sliding seat is fixedly connected with the machine head.

As a further description of the above technical solution:

the shock absorption frame is provided with a plurality of groups.

As a further description of the above technical solution:

the number of the rollers is four and is uniformly distributed.

As a further description of the above technical solution:

the slider is connected with the inner wall of the shock absorption frame in a sliding mode.

As a further description of the above technical solution:

one end of the driving motor extends to be provided with an electric wire, and the electric wire is electrically connected with an external power supply.

The utility model has the following beneficial effects:

1. compared with the prior art, this even four rolls of steel pipe four tandem mills is provided with driving motor, disc, connecting rod, carriage release lever and sliding sleeve, through driving motor's drive effect, drives the disc and rotates, under the mating reaction of connecting rod, realizes the reciprocating motion of carriage release lever, and the roll of being convenient for rolls the pipe effect.

2. Compared with the prior art, this four even rollers of steel pipe four tandem mills is through being provided with shock attenuation frame and damping spring, can carry out effectual buffering cushioning effect to overall structure, can avoid rocking and cause the steel pipe influence to appear in rolling in-process.

3. Compared with the prior art, this even four rolls of steel pipe four tandem mills is through being provided with connecting seat, spout and slide, can play the effect of auxiliary stay, can improve the stationarity that the roll removed, does benefit to the even rolling of steel pipe.

Drawings

FIG. 1 is a schematic structural diagram of a uniform four-roller four-tandem rolling mill for steel pipes according to the present invention;

FIG. 2 is a side view of a motor base of a uniform four-roller four-tandem rolling mill for steel pipes, which is provided by the utility model;

FIG. 3 is an enlarged schematic view of the structure at the position A in FIG. 1 of a uniform four-roller four-tandem rolling mill for steel pipes according to the present invention;

fig. 4 is a roller connection perspective view of a uniform four-roller four-tandem rolling mill for steel pipes.

Illustration of the drawings:

1. a motor base; 2. a drive motor; 3. a rotating shaft; 4. a disc; 5. a connecting rod; 6. a travel bar; 7. a support bar; 8. a sliding sleeve; 9. a machine head; 10. rolling; 11. a base; 12. a shock-absorbing frame; 13. a damping spring; 14. a slider; 15. connecting blocks; 16. a base plate; 17. a support plate; 18. a connecting seat; 19. a chute; 20. a slide carriage.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a four-roller four-tandem rolling mill for uniform steel pipes comprises a motor base 1 and a base 11, wherein a driving motor 2 is fixedly connected to the upper surface of the motor base 1, an electric wire is arranged at one end of the driving motor 2 in an extending mode and is electrically connected with an external power supply, a motor shaft is arranged at one end of the driving motor 2 in an extending mode and the output end of the motor shaft is fixedly connected with a rotating shaft 3, a disc 4 is fixedly connected to one end, away from the driving motor 2, of the rotating shaft 3, a connecting rod 5 is arranged on the surface of the disc 4, a moving rod 6 is arranged at one end, away from the disc 4, of the connecting rod 5, a sliding sleeve 8 is connected to the outer wall of the moving rod 6 in a sliding mode, a machine head 9 is fixedly connected to one end, away from the connecting rod 5, rollers 10 are arranged at the output end of the machine head 9, the rollers 10 are four in number and are uniformly distributed, the disc 4 is driven by the driving motor 2 to rotate under the matching action of the connecting rod 5, the reciprocating movement of the movable rod 6 is realized, so that the roller 10 can roll the pipe conveniently;

the inner bottom wall of the base 11 is fixedly connected with a shock absorption frame 12, the shock absorption frame 12 is provided with a plurality of groups, the inner bottom wall of the shock absorption frame 12 is fixedly connected with a shock absorption spring 13 to play a shock absorption and buffering role, the upper end of the shock absorption spring 13 is fixedly connected with a sliding block 14, the sliding block 14 is in sliding connection with the inner wall of the shock absorption frame 12, the upper surface of the sliding block 14 is fixedly connected with a connecting block 15, the connecting block 15 upwards penetrates through the shock absorption frame 12, and the upper end of the connecting block is fixedly connected with a bottom plate 16;

fixed surface is connected with backup pad 17 on bottom plate 16, backup pad 17 and base 11's both sides inner wall sliding connection, backup pad 17's last fixed surface is connected with connecting seat 18, spout 19 has been seted up to connecting seat 18's upper surface, spout 19's inner wall sliding connection has slide 20, slide 20 and aircraft nose 9 fixed connection, through being provided with spout 19, can play the effect of auxiliary stay, can improve the stationarity that roll 10 removed, do benefit to the even rolling of steel pipe, backup pad 17's upper surface one side fixedly connected with bracing piece 7, the upper end and the sliding sleeve 8 fixed connection of bracing piece 7, play the effect of fixed stay.

The working principle is as follows: this four even four rollers of steel pipe four tandem mills pipe machine, during the use, through driving motor 2's actuating action, drive disc 4 and rotate, under the mating reaction of connecting rod 5, realize the reciprocating motion of carriage release lever 6, the roll 10 of being convenient for rolls the pipe effect, wherein, through damping spring 13's setting, can eliminate 2 work rocks of bringing of driving motor, can improve stability.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an even four rolls of steel pipe four tandem mills, includes motor cabinet (1) and base (11), its characterized in that: the upper surface of the motor base (1) is fixedly connected with a driving motor (2), one end of the driving motor (2) extends to be provided with a motor shaft, the output end of the motor shaft is fixedly connected with a rotating shaft (3), one end, far away from the driving motor (2), of the rotating shaft (3) is fixedly connected with a disc (4), the surface of the disc (4) is provided with a connecting rod (5), one end, far away from the disc (4), of the connecting rod (5) is provided with a moving rod (6), the outer wall of the moving rod (6) is connected with a sliding sleeve (8) in a sliding mode, one end, far away from the connecting rod (5), of the moving rod (6) is fixedly connected with a machine head (9), and the output end of the machine head (9) is provided with a roller (10);

interior diapire fixedly connected with shock attenuation frame (12) of base (11), interior diapire fixedly connected with damping spring (13) of shock attenuation frame (12), upper end fixedly connected with slider (14) of damping spring (13), the last fixed surface of slider (14) is connected with connecting block (15), connecting block (15) upwards run through shock attenuation frame (12) and its upper end fixedly connected with bottom plate (16), the last fixed surface of bottom plate (16) is connected with backup pad (17), the last fixed surface of backup pad (17) is connected with connecting seat (18), spout (19) have been seted up to the upper surface of connecting seat (18), the inner wall sliding connection of spout (19) has slide (20).

2. The uniform four-roller four-tandem rolling mill for steel pipes according to claim 1, characterized in that: the upper surface of backup pad (17) one side fixedly connected with bracing piece (7), the upper end and sliding sleeve (8) fixed connection of bracing piece (7).

3. The uniform four-roller four-tandem rolling mill for steel pipes according to claim 1, characterized in that: the supporting plate (17) is connected with the inner walls of the two sides of the base (11) in a sliding mode.

4. The uniform four-roller four-tandem rolling mill for steel pipes according to claim 1, characterized in that: the sliding seat (20) is fixedly connected with the machine head (9).

5. The uniform four-roller four-tandem rolling mill for steel pipes according to claim 1, characterized in that: the shock absorption frame (12) is provided with a plurality of groups.

6. The uniform four-roller four-tandem rolling mill for steel pipes according to claim 1, characterized in that: the number of the rollers (10) is four and the rollers are uniformly distributed.

7. The uniform four-roller four-tandem rolling mill for steel pipes according to claim 1, characterized in that: the sliding block (14) is connected with the inner wall of the shock absorption frame (12) in a sliding mode.

8. The uniform four-roller four-tandem rolling mill for steel pipes according to claim 1, characterized in that: one end of the driving motor (2) extends to be provided with an electric wire which is electrically connected with an external power supply.