CN205464004U - Pipe fitting flaring processingequipment - Google Patents

Abstract

The utility model discloses a pipe fitting flaring processing device. During processing, the oil pipe is vertically installed in the positioning through cavity of the positioning seat, the end to be processed is located in the shaping block, the punch is located above the oil pipe, and the punch is driven by the driving mechanism. Flare the upper end of the tubing from bottom to bottom. After flaring, the clamping mechanism clamps the tubing, and the driving mechanism drives the punch back upwards to separate from the tubing. The retraction of the punch is completed. After the punch goes up to the initial position, it is clamped. The mechanism releases the oil pipe, and at the same time, the unloading block moves upward along the positioning cavity to push out the oil pipe, that is, the flaring process of the oil pipe is completed. The pipe fitting flaring processing device proposed by the utility model has a simple structure and a reasonable design. When flaring, the first positioning cavity provides positioning support for the lower part of the oil pipe to prevent the oil pipe from being deformed during the pressure process, and the clamping mechanism assists the separation of the oil pipe and the punch. , and the jacking block pushes out the oil pipe, the mechanism has high reliability and is convenient for oil pipe unloading.

Description

A pipe fitting flaring processing device

technical field

The utility model relates to the technical field of pipe fitting processing, in particular to a pipe fitting flaring processing device.

Background technique

At present, the flaring processing of such steel pipes in China is completed on a punching machine, and its typical structure is shown in Figure 1. Its working principle is: as the punch press goes down, the upper mold is driven down, and as the unloading plate 4 contacts with the split positioning clamping sleeve 6, the steel pipe is gradually clamped and expanded to form, and when the slider goes up and the punch leaves, The jacking block 7 separates the steel pipe from the clamping sleeve 6, and then the steel pipe is taken out. In general, the flaring effect of this structure is relatively ideal, but for deep flared steel pipes, the following problems were found during use: 1. Due to insufficient ejection force of the ejector block 7, 100% cannot be ejected; 2. Due to unloading The unloading strength of the plate 4 is not enough, resulting in 100% effective unloading; three, for the longer steel pipe, it is inconvenient to take out.

Utility model content

In order to solve the technical problems existing in the background technology, the utility model proposes a pipe fitting flaring processing device.

A pipe fitting flaring processing device proposed by the utility model includes: a flaring assembly, a positioning assembly, and a discharge assembly;

The positioning assembly includes a positioning seat and a shaping block. The middle part of the positioning seat is provided with a first positioning through cavity vertically arranged through it. The shaping block is located above the positioning seat. The positioning cavity, the second positioning cavity communicates with the first positioning cavity, and the inner wall of the second positioning cavity is provided with a clamping mechanism;

The flaring assembly includes a first drive mechanism and a punch, the punch is located above the shaping block and in the extension direction of the second positioning through cavity, and the first drive mechanism drives the punch to move along the extension direction of the second positioning through cavity;

The discharge assembly includes a second drive mechanism and a discharge block, the discharge block is located in the first positioning cavity, and the second drive mechanism drives the discharge block to move along the first positioning cavity.

Preferably, a detachably installed shaping module is provided on the inner periphery of the second positioning through cavity.

Preferably, the positioning module is located below the clamping mechanism.

Preferably, the clamping mechanism includes a plurality of hydraulic cylinders and a plurality of clamping pieces, the side wall of the second positioning cavity is provided with a plurality of through holes, each clamping piece is located in one of the through holes, and each hydraulic cylinder The output end is connected with the clamping part to drive the clamping part to move along the through hole.

Preferably, the plurality of through holes are located on the same cross section of the second positioning through cavity, and are evenly distributed along the side wall of the second positioning through cavity.

Preferably, the inner diameter of the second positioning through cavity gradually increases from the end close to the positioning seat to the end away from the positioning seat.

Preferably, the first driving mechanism adopts an air cylinder.

Preferably, the second driving mechanism adopts a hydraulic cylinder.

In the utility model, in the pipe fitting flaring processing device proposed, during processing, the oil pipe is vertically installed in the positioning through cavity of the positioning seat, the end to be processed is located in the shaping block, the punch is located above the oil pipe, and its Driven downward to flaring the upper end of the tubing. After flaring, the clamping mechanism clamps the tubing, and the driving mechanism drives the punch back upwards to separate from the tubing. The retraction action of the punch is completed. After the punch moves up to the initial position, clamp The tightening mechanism releases the oil pipe, and at the same time, the unloading block moves upward along the positioning cavity to push out the oil pipe, that is, the flaring process of the oil pipe is completed. Through the above optimized design of the pipe fitting flaring processing device, the structure is simple and the design is reasonable. When the flaring is performed, the first positioning cavity provides positioning support for the lower part of the oil pipe, preventing the oil pipe from being deformed during the compression process, and the clamping mechanism assists the separation of the oil pipe and the punch. , and the jacking block pushes out the oil pipe, the mechanism has high reliability and is convenient for oil pipe unloading.

Description of drawings

Fig. 1 is a structural schematic diagram of a flaring die in the prior art.

Fig. 2 is a structural schematic diagram of a pipe fitting flaring processing device proposed by the utility model.

detailed description

As shown in Fig. 2, Fig. 2 is a structural schematic diagram of a pipe fitting flaring processing device proposed by the utility model.

Referring to Fig. 2, a pipe fitting flaring processing device proposed by the utility model includes: a flaring assembly, a positioning assembly, and a discharge assembly;

The positioning assembly includes a positioning seat 1 and a shaping block 2. The middle part of the positioning seat 1 is provided with a first positioning through cavity vertically arranged through it. The shaping block 2 is located above the positioning seat 1. The middle part of the shaping block 2 is provided with The second positioning through cavity provided in the extending direction, the second positioning through cavity communicates with the first positioning through cavity, the inner diameter of the second positioning through cavity gradually increases from the end close to the positioning seat 1 to the end away from the positioning seat 1, the second positioning through cavity The inner wall is provided with a clamping mechanism 3 and a shaping module 8, the clamping mechanism 3 includes a plurality of hydraulic cylinders and a plurality of clamping parts, and the side wall of the second positioning through cavity is provided with a plurality of through holes, and a plurality of said through holes are located at On the same cross section of the second positioning through cavity, and evenly distributed along the side wall of the second positioning through cavity, each clamping part is located in one of the through holes, and the output end of each hydraulic cylinder is connected with the clamping part to drive the clip The fastener moves along the through hole, and the shaping module 8 is located under the clamping mechanism 3 and is detachably mounted on the inner periphery of the second positioning through cavity;

The flaring assembly includes a first driving mechanism 4 and a punch 5, the punch 5 is located above the shaping block 2 and in the extension direction of the second positioning through cavity, the first driving mechanism 4 drives the punch 5 to extend along the second positioning through cavity direction movement;

The discharge assembly includes a second drive mechanism 6 and a discharge block 7, the discharge block 7 is located in the first positioning cavity, and the second drive mechanism 6 drives the discharge block 7 to move along the first positioning cavity.

In the specific working process of the pipe fitting flaring processing device of this embodiment, the oil pipe is installed vertically in the positioning through cavity of the positioning seat, the end to be processed is located in the shaping block, and the punch is located above the oil pipe. During processing, the punch is driven Driven by the mechanism, the upper end of the oil pipe is flaring and formed downward. After the flaring, the clamping mechanism clamps the oil pipe, and the driving mechanism drives the punch back upwards to separate from the oil pipe. After the punch is retracted, the punch moves up to the initial position. , the clamping mechanism loosens the oil pipe, and at the same time, the unloading block moves upward along the positioning cavity to eject the oil pipe, that is, the flaring process of the oil pipe is completed.

In this embodiment, the pipe fitting flaring processing device proposed has a simple structure and a reasonable design. When flaring, the first positioning through cavity provides positioning support for the lower part of the oil pipe to prevent the oil pipe from being deformed during the pressure process, and the clamping mechanism assists the oil pipe It is separated from the punch, and the oil pipe is pushed out by the ejector block, the mechanism has high reliability, and it is convenient for the oil pipe to unload.

In a specific embodiment, a detachable shaping mold 8 is provided on the inner periphery of the second positioning through cavity, which facilitates timely replacement of the shaping mold after wear and tear, thereby ensuring the service life and machining accuracy of the processing device.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (8)

1. A pipe fitting flaring processing device, characterized in that it comprises: a flaring assembly, a positioning assembly, and a discharge assembly; The positioning assembly includes a positioning seat (1) and a shaping block (2). The middle part of the positioning seat (1) is provided with a first positioning through cavity vertically arranged through it. The shaping block (2) is located above the positioning seat (1), and the shaping block (2) The middle part is provided with a second positioning through cavity arranged along the extending direction of the positioning through cavity, the second positioning through cavity communicates with the first positioning through cavity, and the inner wall of the second positioning through cavity is provided with a clamping mechanism (3); The flaring assembly includes a first drive mechanism (4) and a punch (5), the punch (5) is located above the shaping block (2) and in the extension direction of the second positioning through cavity, and the first drive mechanism (4) drives The punch (5) moves along the extending direction of the second positioning through cavity; The discharge assembly includes a second drive mechanism (6) and a discharge block (7), the discharge block (7) is located in the first positioning through cavity, and the second drive mechanism (6) drives the discharge block (7) along the first Locate lumen movement. 2. The pipe fitting flaring device according to claim 1, characterized in that, a detachably installed shaping mold (8) is provided on the inner periphery of the second positioning through cavity. 3. The pipe fitting flaring device according to claim 2, characterized in that the positioning module (8) is located below the clamping mechanism (3). 4. The pipe fitting flaring device according to claim 1, characterized in that the clamping mechanism (3) includes multiple hydraulic cylinders and multiple clamping pieces, and the side wall of the second positioning through cavity is provided with multiple through holes Each clamping piece is located in one of the through holes, and the output end of each hydraulic cylinder is connected with the clamping piece to drive the clamping piece to move along the through hole. 5 . The pipe fitting flaring device according to claim 4 , wherein the plurality of through holes are located on the same cross section of the second positioning through cavity, and are evenly distributed along the side wall of the second positioning through cavity. 6 . 6. The pipe fitting flaring device according to claim 1, characterized in that the inner diameter of the second positioning through cavity gradually increases from the end close to the positioning seat (1) to the end away from the positioning seat (1). 7. The pipe fitting flaring device according to claim 1, characterized in that the first driving mechanism (4) adopts an air cylinder. 8. The device for expanding pipe fittings according to claim 1, characterized in that the second driving mechanism (6) adopts a hydraulic cylinder.