CN207787515U - Automatic pipe expanding equipment - Google Patents

Abstract

The utility model discloses an automatic tube expansion device, which belongs to the field of tube expansion equipment, and comprises a pressing mechanism, a blocking block, an expansion rod and a guiding block. The top of the frame is provided with a pressing mechanism, the front of the support frame is connected to a support, and a row of parallel expansion rods is arranged on the support. One end of the expansion rod is connected to a screw rod through a gear, and the screw rod is connected to a gearbox, and the gearbox is driven by a motor. The automatic tube expansion equipment of the utility model adopts various limit measures to ensure that the steel tube does not bend during the tube expansion process, and ensures the accuracy and quality of the tube expansion. The tube expansion device has a high degree of automation and can expand multiple steel tubes at the same time, and the tube expansion efficiency is high. .

Description

Automatic tube expansion equipment

technical field

The utility model relates to the field of tube expansion equipment, in particular, the utility model relates to an automatic tube expansion equipment.

Background technique

Steel pipes with different diameters are required in industrial production, which requires pipe expansion equipment to increase the inner diameter of the steel pipe. The nozzle of the steel pipe is riveted, which can ensure that the flatness of the pipe nozzle of the expanded inner diameter meets the corresponding requirements. The existing pipe expansion equipment is not highly automated. Now a kind of equipment is needed to improve production efficiency and reduce personnel input. , Reduce the labor intensity of workers, reduce business expenses, and improve the automation of enterprises.

Contents of the invention

The technical problem to be solved by the utility model is to provide an automatic tube expansion device, which has a good tube expansion effect and a high degree of automation.

In order to solve the above-mentioned technical problems, the technical solution adopted by the utility model is: automatic tube expansion equipment, including a pressing mechanism, a blocking block, an expansion rod and a guide block, the blocking block is arranged on the support frame, and the support frame is covered outside There is an outer frame, the top of the outer frame is provided with a pressing mechanism, the front part of the support frame is connected to a support, and a row of expansion rods are arranged on the support, one end of the expansion rod is connected to a screw rod through a gear, and the screw rod is connected to the gearbox. The gearbox is driven by an electric motor.

Preferably, it also includes a guide block, and there are multiple guide blocks, and the guide block is arranged transversely on the upper part of an expansion rod.

Preferably, one end of the guide block is hinged on one side of the support, and the other end is connected to the other side of the support through a handle.

Preferably, a grid is arranged at the lower part of the stop rod of the guide block, and the expansion rod passes between two adjacent grids.

Preferably, the press-down mechanism includes a press-down cylinder and a press-down plate, the press-down cylinder is connected with the press-down plate, and the press-down plate is arranged above the steel pipe.

Preferably, a row of steel pipes to be expanded is covered with a stop mold.

By adopting the technical scheme of the utility model, the following beneficial effects can be obtained:

The automatic tube expansion equipment of the utility model adopts various limit measures to ensure that the steel tube does not bend during the tube expansion process, and ensures the accuracy and quality of the tube expansion. .

Description of drawings

The following is a brief description of the contents expressed in the drawings of this manual and the marks in the drawings:

Fig. 1 is the structural representation of this automatic tube expansion equipment;

Fig. 2 is a partial enlarged view of the fixed part of the steel pipe in Fig. 1;

Fig. 3 is a partial enlarged view of the expansion rod part in Fig. 1;

Fig. 4 is a partial enlarged view of the grid in Fig. 1;

The marks in the above figures are: 1. Support frame; 2. Outer frame; 3. Blocking block; 4. Press down mechanism; 5. Press down cylinder; 6. Limiting mold; 7. Expanding rod; 8. Guide block Block; 9, blocking rod; 10, handle; 11, screw rod; 12, motor; 13, gearbox; 14, support; 15, grille.

Detailed ways

Below with reference to accompanying drawing, through the description of embodiment, to the specific embodiment of the present utility model such as the shape of each member involved, structure, mutual position and connection relationship between each part, the effect of each part and working principle etc. Further details.

As shown in Figure 1, the automatic tube expansion equipment includes a pressing mechanism 4, a blocking block 3, an expansion rod 7 and a guide block 8, the blocking block 3 is arranged on the support frame 1, and the support frame 1 is covered with an outer frame 2 , the top of the outer frame 2 is provided with a pressing mechanism 4, the front of the support frame 1 is connected to a support 14, and a row of parallel expansion rods 7 is arranged on the support 14, and one end of the expansion rod 7 is connected to a screw rod 11 through a gear, and the screw rod 11 Connect gearbox 13, gearbox 13 is driven by motor 12. Also be provided with guide stopper 8, guide stopper 8 is provided with a plurality of, guide stopper 8 is horizontally arranged on an expansion rod 7 tops. One end of the guide block 8 is hinged on the side of the support 14 , and the other end is connected to the other side of the support 14 through the handle 10 . The lower part of the stop rod 9 of the above-mentioned guide block 8 is provided with a grid 15, and the expansion rod 7 passes through between two adjacent grids 15, and the grid 15 limits the expansion rod 7 to prevent the expansion rod 7 from expanding during the expansion process. There is a phenomenon of jumping poles. The above-mentioned pressing mechanism 4 includes a pressing cylinder 5 and a lower pressing plate, the pressing cylinder 5 is connected with the lower pressing plate, and the lower pressing plate is arranged above the steel pipe. The above-mentioned row of steel pipes to be expanded is covered with a limiting mold 6 to prevent the steel pipes from bending during the expansion process.

As shown in Figure 1, when in use, the steel pipe to be expanded is set with a limit mold 6, and then the steel pipe is placed on the support frame 1, one end of the steel pipe is against the blocking block 3, and the other end is aligned with the expansion rod 7, Pressing down mechanism 4 presses down, and lower pressing plate compresses spacing mold 6 to prevent spacing mold 6 from shifting, start motor 12, and expansion bar 7 is inserted in the inwall of steel pipe under the drive of motor 12 and steel pipe is expanded. The automatic tube expansion equipment adopts a variety of limit measures to ensure that the steel tube does not bend during the tube expansion process, ensuring the accuracy and quality of the tube expansion. The tube expansion device has a high degree of automation and can expand multiple steel tubes at the same time, with high tube expansion efficiency.

The utility model has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited by the above-mentioned methods, as long as various insubstantial improvements are made by adopting the method concept and technical solutions of the utility model, or Directly applying the ideas and technical solutions of the utility model to other occasions without improvement is within the protection scope of the utility model.

Claims (6)

1. Automatic tube expansion equipment, characterized in that: it includes a pressing mechanism, a blocking block, an expansion rod and a guide block, the blocking block is arranged on a support frame, the support frame is covered with an outer frame, and the top of the outer frame is set to press down mechanism, the front part of the support frame is connected to a support, and a row of parallel expansion rods is arranged on the support. One end of the expansion rod is connected to a screw rod through a gear, and the screw rod is connected to a gearbox, and the gearbox is driven by a motor. 2. The automatic tube expansion device according to claim 1, characterized in that it further comprises a guide block, a plurality of guide blocks are provided, and the guide block is arranged transversely on the upper part of an expansion rod. 3. The automatic tube expansion device according to claim 2, characterized in that: one end of the guide block is hinged on one side of the support, and the other end is connected to the other side of the support through a handle. 4. The automatic tube expansion device according to claim 3, characterized in that: the lower part of the stop rod of the guide block is provided with a grid, and the expansion rod passes between two adjacent grids. 5. The automatic tube expansion device according to claim 1, characterized in that: the pressing mechanism comprises a pressing cylinder and a pressing plate, the pressing cylinder is connected with the pressing plate, and the pressing plate is arranged above the steel pipe. 6. The automatic tube expansion equipment according to claim 1, characterized in that: a row of steel tubes to be expanded is covered with a stop mold.