CN204657307U - Spigot-and-socket steel pipe roll extrusion pipe-expanding machine - Google Patents

Abstract

The utility model discloses a socket-type steel pipe rolling and flaring machine, which comprises a frame (1). One end of the frame is equipped with a limited tailstock. The other end of the frame is equipped with a flaring mechanism, which is composed of a track (2) arranged on the frame, an electric pallet (3) installed on the rail, and a column fixed on the upper surface of the electric pallet. (4) It is composed of a horizontal driving device installed in the frame and driving the electric pallet to move horizontally along the track, a flaring device installed on the column, and a lifting device that drives the flaring device to move up and down along the column. The flaring device is composed of a rolling base (5) installed on the column, a flaring motor (6) installed in the rolling base and the rotating shaft stretches out of the rolling base, and a die set on the rotating shaft. The mold head (7) is composed of a bowl-shaped structure or a conical structure with a through hole in the center. The beneficial effect of the utility model is that the working efficiency is high and the production cost is saved.

Description

Socket type steel pipe rolling flaring machine

technical field

The utility model relates to the application field of steel pipe flaring processing technology, in particular to a socket type steel pipe rolling flaring machine.

Background technique

Socket steel pipe is a common laying pipe in engineering. In the daily use of socket steel pipe, in order to facilitate the connection, it is often necessary to expand the nozzle of the steel pipe to expand the diameter of the nozzle of the steel pipe, so as to facilitate the connection between the steel pipes. Make a counterpart connection. However, the existing belling device, medium frequency induction heating steel pipe belling machine, processes the steel pipe mouth by hot pressing to achieve the purpose of flaring, not only the production efficiency is not high, but also the quality and precision of the processing cannot be guaranteed, and the energy consumption Large, high production costs, can not meet the needs of faster and faster industrial production.

Utility model content

The purpose of this utility model is in order to solve the above-mentioned problem, has designed a kind of socket type steel pipe rolling flaring machine.

The technical scheme of the utility model to achieve the above object is, a socket-type steel pipe rolling flaring machine, including a frame (1), one end of the frame is equipped with a limited tailstock, and the frame is provided with a bracket Wheel mechanism, the other end of the frame is equipped with a flaring mechanism, the flare mechanism is composed of a rail (2) arranged on the frame, an electric pallet (3) installed on the rail, fixed on the electric pallet The column (4) on the upper surface of the board, the horizontal driving device installed in the frame and driving the electric pallet to move horizontally along the track, the flaring device installed on the column, and the lifting device that drives the flaring device to move up and down along the column The devices are jointly constituted, and the flaring device is composed of a rolling base (5) installed on the column, a flaring motor (6) installed in the rolling base and whose rotating shaft extends out of the rolling base Composed together with the die head (7) arranged on the rotating shaft, the die head is a bowl-shaped structure or a conical structure with a through hole in the center.

The position-limiting tailstock is composed of two parts: a rotating shaft (8) installed on the frame and a position-limiting baffle plate (9) fixedly installed on the rotating shaft.

The supporting wheel mechanism is composed of two parts: a supporting wheel base (10) fixed on the frame and a pair of anti-slip tugboats (11) installed on the supporting wheel base.

The horizontal driving device is composed of two parts: a horizontal motor (12) and a horizontal roller screw (13) that is connected to the horizontal motor through a reducer and drives the electric pallet to move horizontally.

The lifting device is composed of a lifting motor (14) installed on the top of the column and a vertical roller screw (15) that is located in the column and is connected to the lifting motor through a reducer and drives the rolling base to go up and down. .

The rotating shaft of the flaring motor (6) protrudes from the rolling base, and one end of the rotating shaft protruding from the rolling base is provided with a screw thread (16).

The die head (7) is a bowl-shaped or conical structure with a through hole in the center, the through hole in the center of the die head is a cylindrical through hole, and the aperture of the through hole is the same as the outer diameter of the rotary shaft of the flared motor. diameter matching.

The rotating shaft of described expanding motor (6) is provided with die head, and described die head is sleeved on the rotating shaft of expanding motor by the through hole of its center, on the inner surface of described through hole and rotating shaft Key grooves are provided on the outer surface and a synchronous connection is formed by a square key.

A pressure ring (17) is screwed on the screw thread of the rotating shaft of the expanding motor (6), and the pressure ring presses the die head that is sleeved on the rotating shaft.

The socket-type steel pipe rolling and flaring machine produced by the technical scheme of the utility model has automatic production, high production efficiency, good processing quality, effectively reduces labor costs and processing costs, improves resource utilization, and saves production costs of enterprises. .

Description of drawings

Fig. 1 is the structural representation of socket type steel pipe rolling flaring machine described in the utility model;

Fig. 2 is the structural representation of die head part described in the utility model;

In the figure, 1. Rack; 2. Track; 3. Electric pallet; 4. Column; 5. Rolling base; 6. Flaring motor; 7. Die head; 8. Rotating shaft; Plate; 10, supporting wheel seat; 11, anti-skid tugboat; 12, horizontal motor; 13, horizontal roller screw; 14, lifting motor; 15, vertical roller screw; 16, thread; 17, pressure ring.

Detailed ways

The utility model is described in detail below in conjunction with the accompanying drawings. As shown in Figure 1-2, a socket-type steel pipe rolling and flaring machine includes a frame (1), and one end of the frame is equipped with a limited tailstock, The frame is provided with a supporting wheel mechanism, and the other end of the frame is equipped with a flaring mechanism, and the flaring mechanism is composed of a track (2) arranged on the frame, an electric pallet mounted on the track (3), the column fixed on the upper surface of the electric pallet (4), the horizontal driving device installed in the frame and driving the electric pallet to move horizontally along the track, the flaring device installed on the column and the drive flare The lifting device that the device moves up and down along the column is jointly constituted. The expansion device is composed of a rolling base (5) installed on the column, installed in the rolling base and the rotating shaft extends out of the rolling base. The expansion motor (6) of the seat and the die head (7) arranged on the rotating shaft are jointly formed, and the die head is a bowl-shaped structure or a conical structure with a through hole in the center. Wherein, the position-limiting tailstock is composed of two parts: a rotating shaft (8) mounted on the frame and a position-limiting baffle (9) fixedly installed on the rotating shaft; The supporting wheel seat (10) on the frame and a pair of anti-slip tugboats (11) installed on the supporting wheel seat are composed of two parts; the horizontal driving device is composed of a horizontal motor (12) and a motor through a reducer and a horizontal motor. The horizontal roller screw (13) is composed of two parts that are connected by transmission and drive the electric pallet to move horizontally; the lifting device is composed of a lifting motor (14) installed on the top of the column and a lifting motor (14) that is located in the column and passes through the reducer and the lifting mechanism. The motor transmission is connected and drives the vertical roller screw (15) that the rolling base is lifted and lowered; One end of the seat is provided with threads (16); the die head (7) is a bowl-shaped structure or a conical structure with a through hole in the center, and the through hole in the center of the die head is a cylindrical through hole, and the through hole The aperture of the hole matches the outer diameter of the rotating shaft of the expanding motor; the rotating shaft of the expanding motor (6) is provided with a die head, and the die head is sleeved on the rotating shaft of the expanding motor through the through hole at its center. On the shaft, the inner surface of the through hole and the outer surface of the rotating shaft are provided with key grooves and are connected synchronously by a square key; the thread of the rotating shaft of the flared motor (6) is screwed with a pressure ring (17) , the pressing ring presses the die head sleeved on the rotating shaft.

The feature of this technical solution is that it includes a limit tailstock, a supporting wheel mechanism and a flaring mechanism. The flaring mechanism is composed of rails arranged on the The column on the surface, the horizontal driving device installed in the frame and driving the electric pallet to move horizontally along the track, the flaring device installed on the column, and the lifting device that drives the flaring device to move up and down along the column, The flaring device is composed of a rolling base installed on the column, a flaring motor installed in the rolling base and the rotating shaft extends out of the rolling base, and a die head arranged on the rotating shaft Yes, the die head is a bowl-shaped structure or a conical structure with a through hole in the center.

In this technical solution, the staff places the steel pipe to be processed on the anti-slip bracket wheel of the bracket structure, and then manually fixes the limit disc on the limit tailstock with one end of the steel tube to complete the preparation work. Then start the control host, and the control host controls the flaring mechanism to carry out the flaring action to the steel pipe port. Its actions include: first, the horizontal motor drives the electric pallet through the reducer and the roller screw, moves the entire flaring structure horizontally to the processing position, and then stops the action; secondly, starts the lifting device, and the lifting motor drives the ball wire through the reducer The bar lifts the rolling base to the specified height; finally, the flaring motor is started, and the flaring motor drives the die head to flaring the port of the steel pipe through the reducer. The flaring action is to rotate and squeeze the die head into the steel pipe port in such a way that its side surface is slightly lower than the lower edge of the steel pipe port, so as to achieve the purpose of flaring the steel pipe port. The curved side of the die head and the steel pipe port The inner wall forms an interference fit, and the die head rotates under the drive of the flaring motor and slowly advances into the steel pipe port under the drive of the horizontal motor. During this process, the die head drives the steel pipe to rotate together and slowly squeezes into the steel pipe port, thereby achieving The purpose of flaring the steel pipe port, the horizontal displacement of the electric pallet and the lifting height of the lifting device are all controlled by the control host. The flaring mechanism is electrically connected with the control host and operates under the control of the control host. The limit baffle can rotate on the rotating shaft, and the limit baffle is fixedly connected to the port at the end of the steel pipe that is not flared. and rotate synchronously. The two anti-skid tugboats on the tugboat frame can rotate independently, and when the steel pipes were locked on the supporting roller mechanism, the outer surface of the steel pipes was tangent to the side surfaces of the two anti-skid tugboats.

The above-mentioned technical solutions only embody the preferred technical solutions of the technical solutions of the present utility model, and some changes that may be made by those skilled in the art to some parts thereof reflect the principles of the present utility model and belong to the protection scope of the present utility model within.

Claims (9)

1. a spigot-and-socket steel pipe roll extrusion pipe-expanding machine, comprise frame (1), it is characterized in that, one end of described frame is provided with spacing tailstock, described frame is provided with wheel holding mechanism, the other end of described frame is provided with flaring mechanism, described flaring mechanism is by the track be arranged in frame (2), electronic supporting plate (3) is in orbit installed, be fixed on the column (4) on electronic splint upper surface, to be arranged in frame and to drive the horizontal drive apparatus that electronic supporting plate moves horizontally along track, be arranged on the expanding device on column and drive expanding device jointly to form along the lowering or hoisting gear that column moves up and down, described expanding device is by the roll extrusion pedestal (5) be arranged on column, to be arranged in roll extrusion pedestal and turning cylinder stretches out that the enlarging motor (6) of roll extrusion pedestal and the die head (7) arranged on the rotating shaft form jointly, bowl structure or the conical structure of through hole is had centered by described die head.

2. spigot-and-socket steel pipe roll extrusion pipe-expanding machine according to claim 1, is characterized in that, described spacing tailstock is made up of rack-mounted turning cylinder (8) and fixed installation postive stop baffle (9) two parts on the rotating shaft.

3. spigot-and-socket steel pipe roll extrusion pipe-expanding machine according to claim 1, is characterized in that, described wheel holding mechanism is made up of the supporting roller base be fixed in frame (10) and a pair anti-skidding tugboat (11) two parts be arranged on supporting roller base.

4. spigot-and-socket steel pipe roll extrusion pipe-expanding machine according to claim 1, it is characterized in that, described horizontal drive apparatus is by horizontal motor (12) and being in transmission connection and driving horizontal roller screw (13) two parts of electronic pallets level movement to form by reductor and horizontal motor.

5. spigot-and-socket steel pipe roll extrusion pipe-expanding machine according to claim 1, it is characterized in that, described lowering or hoisting gear be by be arranged on column top lifting motor (14) and be positioned at column and be in transmission connection by reductor and lifting motor and the vertical roller screw (15) driving roll extrusion pedestal to be elevated is formed jointly.

6. spigot-and-socket steel pipe roll extrusion pipe-expanding machine according to claim 1, is characterized in that, the turning cylinder of described enlarging motor (6) stretches out roll extrusion pedestal, and one end that turning cylinder stretches out roll extrusion pedestal is provided with screw thread (16).

7. spigot-and-socket steel pipe roll extrusion pipe-expanding machine according to claim 1, it is characterized in that, bowl structure or the conical structure of through hole is had centered by described die head (7), the through hole at described die head center is cylindrical hole, and the aperture of described through hole is mated with the overall diameter of enlarging motor rotation axis.

8. spigot-and-socket steel pipe roll extrusion pipe-expanding machine according to claim 1, it is characterized in that, the turning cylinder of described enlarging motor (6) is provided with die head, described die head is socketed on the turning cylinder of enlarging motor by the through hole at its center, is all provided with keyway and forms synchronized links by square key on the inner surface of described through hole and on the outer surface of turning cylinder.

9. spigot-and-socket steel pipe roll extrusion pipe-expanding machine according to claim 6, is characterized in that, the screw thread of described enlarging motor (6) turning cylinder is rotary with pressure ring (17), and described pressure ring pushes down cover die head on the rotating shaft.