CN111715799A

CN111715799A - High-efficient flaring machine of pipe fitting port

Info

Publication number: CN111715799A
Application number: CN202010646695.6A
Authority: CN
Inventors: 秦喜顺
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2020-09-29

Abstract

The invention discloses a high-efficiency pipe port flaring machine which comprises a workbench, wherein a motor is fixedly installed at one end of a workbench surface, a guide rail is fixedly installed at the other end of the workbench surface, a sliding seat is installed on the guide rail and slides along the guide rail under the drive of a hydraulic system, a punching head is fixedly installed on the sliding seat, an upright post is also fixedly installed on the workbench and is a cuboid, a hopper is arranged at the upper part of the upright post and is communicated with the upper surface and the front surface of the upright post, a plurality of metal pipes are placed in the hopper and are parallel to the upper surface of the upright post, and the length of the metal pipes is greater than that of the hopper. The invention has the advantages that the work of feeding, flaring and collecting finished products can be automatically finished, and the production efficiency is effectively improved.

Description

High-efficient flaring machine of pipe fitting port

Technical Field

The invention relates to the technical field of metal pipe processing, in particular to a high-efficiency pipe end expanding machine for a pipe fitting end port.

Background

In the actual use process of the metal pipe, according to the use requirement, flaring processing is carried out on the port of the metal pipe, and the port of the metal pipe is expanded in an impacting manner through a flaring machine, so that the actual use requirement is met; when the existing flaring machine is used, a worker needs to fix a metal pipe on a die, then a hydraulic system drives an impact head to impact one end port of the metal pipe, the end port of the metal pipe is expanded through impact, then the worker takes the metal pipe after flaring off the die, and then the actions are repeated;

however, the working mode of the flaring machine depends on the skill and working experience of workers, so that the processing efficiency of the metal tube is low, and the automation requirement of industrial production cannot be met. In order to solve the technical problem, a person skilled in the art also relates to a numerical control automatic flaring machine, however, the design of an automatic structure adopting numerical control needs to adopt a large number of electronic elements and high-precision driving and transmission parts, and although the working efficiency of the numerical control flaring machine can meet the requirements of current industrial production, the manufacturing cost and the maintenance cost of the machine are high, the angles of the required parts are high, and the maintenance difficulty of later use is high.

Disclosure of Invention

The invention aims to solve the problems and designs a high-efficiency pipe end expanding machine.

A high-efficiency pipe end expanding machine comprises a workbench, wherein a motor is fixedly arranged at one end of a workbench surface, a guide rail is fixedly arranged at the other end of the workbench surface, a sliding seat is arranged on the guide rail and slides along the guide rail under the drive of a hydraulic system, a collision head is fixedly arranged on the sliding seat,

the workbench is also fixedly provided with a stand column, the stand column is a cuboid, the upper part of the stand column is provided with a hopper, the hopper is communicated with the upper surface and the front surface of the stand column, a plurality of metal pipes are placed in the hopper, the metal pipes are parallel to the upper surface of the stand column, the length of each metal pipe is greater than that of the hopper, and one end of each metal pipe extends out of the front surface of the stand column;

the feeding device comprises a vertical column, a hopper, a motor, a connecting rod;

the center line of the punching head and the center line of the metal pipe falling into the elongated slot are on the same straight line, the drawer is installed in the workbench, a blanking channel is arranged in the workbench and is positioned right above the drawer, the lower end port of the blanking channel faces the opening of the drawer, the upper end port of the blanking channel is communicated with the through hole, the length of the blanking channel is the same as that of the metal pipe, the width of the blanking channel is slightly larger than the diameter of the metal pipe, and the metal pipe in the elongated slot falls into the drawer through the blanking channel;

the time for driving the cylinder to rotate for half a circle by the motor is equal to the time for driving the collision head to complete a collision cycle by the hydraulic system.

The long groove is a U-shaped groove, and the depth and the width of the long groove are the same as the diameter of the metal pipe.

The central line of the rotating shaft and the central line of the cylinder are on the same straight line.

The width of the blanking channel is slightly larger than the diameter of the metal pipe, and the difference between the width of the blanking channel and the metal pipe is not more than two millimeters.

The long grooves on the upper surface and the lower surface of the cylinder are symmetrical about the center line of the cylinder.

The gap between the outer surface of the cylinder and the inner surface of the through hole is no more than one millimeter.

The width of the blanking port of the hopper is slightly larger than the diameter of the metal pipe, and the difference between the width of the blanking port of the hopper and the diameter of the metal pipe is not more than one millimeter.

The punching head is formed by connecting a thick cylinder and a thin cylinder, and the center line of the thick cylinder and the center line of the thin cylinder are on the same straight line.

The end face of the thin cylinder is a spherical face, and the thick cylinder and the thin cylinder are fixedly connected through an inclined plane.

The power element, the auxiliary element, the control element and the execution element of the hydraulic system are all positioned on one side of the workbench, and the telescopic end of a hydraulic cylinder in the execution element is fixedly connected with the sliding seat through a flange and drives the sliding seat to slide on the guide rail.

Advantageous effects

The pipe fitting port efficient flaring machine manufactured by the technical scheme of the invention has the following advantages:

1. the device can realize the processes of automatic feeding, impact flaring and blanking by setting the rotating speed of the motor and the period of the reciprocating motion of the hydraulic system driving the impact head on the guide rail, does not need too many electronic elements and precise transmission mechanisms, has lower manufacturing cost, is suitable for the actual use requirements of enterprises, and can be popularized in the industry in a large range;

2. the device has simple structural design, and only has two transmission structures of the cylinder and the sliding seat, so that the device has low failure rate under the condition of long-time use, and is very convenient to maintain, replace parts and debug;

3. the automatic flaring device can finish the automatic flaring work only by one motor and one set of hydraulic system, has low energy consumption in actual use, and can meet the national requirements of energy conservation and emission reduction.

Drawings

FIG. 1 is a schematic structural diagram of a pipe end efficient flaring machine according to the present invention;

FIG. 2 is a cross-sectional view of a pipe end efficient flaring machine of the present invention;

FIG. 3 is a schematic view of the structure of the surface A-A of the cylinder of the present invention when the cylinder is not rotated;

FIG. 4 is a schematic view of the structure of the surface A-A when the cylinder rotates a quarter of a circle according to the present invention;

FIG. 5 is a schematic view of the structure of the surface A-A when the cylinder rotates one half of a circle according to the present invention;

FIG. 6 is a schematic view of the sliding seat of the present invention mounted on a guide rail;

FIG. 7 is a schematic structural view of the impact head of the present invention;

FIG. 8 is a schematic structural diagram of an efficient pipe end expanding machine according to the present invention in an initial state;

in the figure, 1, a workbench; 2. a motor; 3. a guide rail; 4. a sliding seat; 5. a hydraulic system; 6. punching a collision head; 7. a column; 8. a hopper; 9. a metal tube; 10. a through hole; 11. a cylinder; 12. a rotating shaft; 13. a coupling; 14. a rotating shaft; 15. a long groove; 16. a drawer; 17. a blanking channel; 18. a thick cylinder; 19. a thin cylinder; 20. a spherical surface; 21. a bevel.

Detailed Description

The invention is described in detail below with reference to the drawings, as shown in FIGS. 1-8;

the utility model discloses a what create lies in, still fixed mounting stand 7 on the workstation, the stand is the cuboid, the upper portion of stand is equipped with hopper 8, the hopper communicates with the upper surface and the front surface of stand, place a plurality of tubular metal resonator 9 in the hopper, the tubular metal resonator is parallel with the upper surface of stand, the length of tubular metal resonator is greater than the length of hopper, the front surface of tubular metal resonator is followed to the one end of tubular metal resonator stretches out;

the device is characterized in that a through hole 10 is formed in the lower portion of the upright column, the through hole is a cylindrical hole, the through hole is communicated with the front surface and the rear surface of the upright column, the through hole is communicated with a discharging port of a hopper, the width of the discharging port of the hopper is slightly larger than the diameter of a metal pipe, a cylinder 11 is movably mounted in the through hole, the diameter and the length of the cylinder are matched with those of the through hole, the cylinder rotates in the through hole, a rotating shaft 12 is fixedly connected to the rear surface of the cylinder, the rotating shaft is fixedly connected with a rotating shaft 14 of a motor through a coupler 13, the upper surface and the lower surface of the cylinder are both provided with elongated slots 15, the elongated slots are parallel to the center line of the cylinder, the elongated slots are communicated with the front surface of the cylinder, the depth of the elongated slots is;

the punching device is characterized in that the central line of the punching head and the central line of the metal pipe falling into the long groove are on the same straight line, a drawer 16 is installed in the workbench, a blanking channel 17 is arranged in the workbench and is positioned right above the drawer, the lower end port of the blanking channel faces the opening of the drawer, the upper end port of the blanking channel is communicated with the through hole, the length of the blanking channel is the same as that of the metal pipe, the width of the blanking channel is slightly larger than the diameter of the metal pipe, and the metal pipe in the long groove falls into the drawer through the blanking channel;

the invention of the present application is also characterized in that the time when the motor drives the cylinder to rotate for half a circle is equal to the time when the hydraulic system drives the impact head to complete one impact cycle.

The electronic device adopted by the technical scheme comprises:

a motor and a matched controller and power supply thereof;

a hydraulic system;

the electronic devices are all existing products, the technical scheme of the application has no special requirements and changes on the structures of the electronic devices, and the electronic devices all belong to conventional electronic equipment;

in the implementation process of the technical scheme, a person in the art needs to connect all the electrical components in the present application with a power supply adapted to the electrical components through a wire, and should select an appropriate controller according to actual conditions to meet control requirements, and specific connection and control sequence.

The invention is characterized in that the elongated slot is a U-shaped groove, and the depth and the width of the elongated slot are the same as the diameter of the metal pipe; the central line of the rotating shaft and the central line of the cylinder are on the same straight line; the width of the blanking channel is slightly larger than the diameter of the metal pipe, and the difference between the width of the blanking channel and the metal pipe is not more than two millimeters; the elongated slots on the upper surface and the lower surface of the cylinder are symmetrical about the center line of the cylinder; the gap between the outer surface of the cylinder and the inner surface of the through hole is not more than one millimeter; the width of the blanking port of the hopper is slightly larger than the diameter of the metal pipe, and the difference between the width of the blanking port of the hopper and the diameter of the metal pipe is not more than one millimeter; the punching head is formed by connecting a thick cylinder 18 and a thin cylinder 19, and the central line of the thick cylinder and the central line of the thin cylinder are on the same straight line; the end surface of the thin cylinder is a spherical surface 20, and the thick cylinder and the thin cylinder are fixedly connected through an inclined surface 21; the power element, the auxiliary element, the control element and the execution element of the hydraulic system are all positioned on one side of the workbench, and the telescopic end of a hydraulic cylinder in the execution element is fixedly connected with the sliding seat through a flange and drives the sliding seat to slide on the guide rail.

In the implementation process of the technical scheme of the application, in an initial state, the long grooves respectively rotate to the upper surface and the lower surface of the cylinder, and the punching head is close to and abutted with the long grooves on the upper surface of the cylinder, as shown in fig. 8;

the metal pipe is placed into the hopper by a worker, because the length of the metal pipe is greater than that of the hopper, and the hopper is not communicated with the rear surface of the upright post, one end of the metal pipe extends out of the front surface of the upright post, the long groove positioned on the upper surface of the cylinder is butted with the discharging port of the hopper, the metal pipes in the hopper fall into the long groove one by one under the guidance of the inclined surface of the hopper, because the depth and the width of the long groove are equal to the diameter of the metal pipe, only one metal pipe can fall into the long groove, the metal pipe is limited by the long groove and cannot roll left and right, the metal pipe is pressed by other metal pipes in the hopper, the metal pipe cannot move up and down, and at the moment, the center line of the metal pipe and the center line of the impact head are on the; the motor drives the cylinder to rotate, so that corresponding vibration can be generated on the upright column, and the metal pipe in the hopper cannot be blocked at the discharging port of the hopper under the action of the vibration, so that the automatic feeding process cannot be influenced;

starting a hydraulic system, driving a sliding seat to slide backwards on a guide rail by the hydraulic system, enabling a first metal pipe to fall into a long groove at the moment, driving the sliding seat to rush forwards along the guide rail by the hydraulic system, and performing collision flaring on the end port of the metal pipe in the long groove; when the collision head collides with a port at one end of the metal pipe, the motor is started, the collision head which finishes collision at the moment just retreats under the driving of the sliding seat, when the collision head rushes to the initial position again, the cylinder just rotates for a half circle under the driving of the motor, the positions of the upper long groove and the lower long groove are reversed at the moment, the metal pipe formed by collision falls into the drawer through the blanking channel, the long groove on the upper surface of the cylinder is just butted with the blanking port of the hopper, the second metal pipe falls into the long groove, and the like, and the processes of automatic feeding, collision forming and blanking can be realized by repeating the processes; the quantity of the metal pipes put in the hopper at each time is certain, so that the capacity of the drawer can be just met, namely, after the metal pipes in the hopper are emptied, the drawer is just filled.

In the technical scheme of this application, the motor is installed on the workstation through a fixed plate, and the fixed plate passes through bolt fixed mounting on the workstation, and the edge of fixed plate supports the rear surface of cylinder, through the restriction of fixed plate and stand, can effectively reduce the impact force of impact head to the cylinder, avoids numerous clashing vigorously to cause the burden to the motor axis of rotation, influences the life of motor axis of rotation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. A high-efficiency pipe end expanding machine comprises a workbench (1), wherein a motor (2) is fixedly arranged at one end of a workbench surface, a guide rail (3) is fixedly arranged at the other end of the workbench surface, a sliding seat (4) is arranged on the guide rail, the sliding seat slides along the guide rail under the drive of a hydraulic system (5), an impact head (6) is fixedly arranged on the sliding seat, and the high-efficiency pipe end expanding machine is characterized in that,

the workbench is also fixedly provided with an upright post (7), the upright post is a cuboid, the upper part of the upright post is provided with a hopper (8), the hopper is communicated with the upper surface and the front surface of the upright post, a plurality of metal pipes (9) are placed in the hopper, the metal pipes are parallel to the upper surface of the upright post, the length of each metal pipe is greater than that of the hopper, and one end of each metal pipe extends out of the front surface of the upright post;

the feeding device is characterized in that a through hole (10) is formed in the lower portion of the upright column, the through hole is a cylindrical hole, the through hole is communicated with the front surface and the rear surface of the upright column, the through hole is communicated with a feeding port of a hopper, the width of the feeding port of the hopper is slightly larger than the diameter of a metal pipe, a cylinder (11) is movably mounted in the through hole, the diameter and the length of the cylinder are matched with those of the through hole, the cylinder rotates in the through hole, a rotating shaft (12) is fixedly connected to the rear surface of the cylinder, the rotating shaft is fixedly connected with a rotating shaft (14) of a motor through a coupler (13), the upper surface and the lower surface of the cylinder are both provided with elongated slots (15), the elongated slots are parallel to the center line of the cylinder, the elongated slots are communicated with the front surface;

the center line of the punching head and the center line of the metal pipe falling into the long groove are on the same straight line, a drawer (16) is installed in the workbench, a blanking channel (17) is arranged in the workbench and is positioned right above the drawer, the lower end port of the blanking channel faces the opening of the drawer, the upper end port of the blanking channel is communicated with the through hole, the length of the blanking channel is the same as that of the metal pipe, the width of the blanking channel is slightly larger than the diameter of the metal pipe, and the metal pipe in the long groove falls into the drawer through the blanking channel;

2. The pipe end efficient flaring machine of claim 1, wherein said elongated slot is a U-shaped groove, and the depth and width of said elongated slot are the same as the diameter of the metal pipe.

3. The pipe port flaring machine of claim 1, wherein the centerline of said spindle is aligned with the centerline of said cylinder.

4. The pipe port flaring machine of claim 1, wherein the width of said blanking channel is slightly larger than the diameter of said metal pipe, and the difference between the width of said blanking channel and the metal pipe is not more than two millimeters.

5. The pipe end efficient flaring machine of claim 1, wherein said elongated slots on said upper and lower surfaces of said cylinder are symmetrical about the center line of said cylinder.

6. The efficient pipe end flaring machine of claim 1, wherein a gap between an outer surface of said cylindrical body and an inner surface of said through hole is no more than one millimeter.

7. The pipe port flaring machine of claim 1, wherein the width of said hopper discharge port is slightly larger than the diameter of said metal pipe, and the difference between the width of said hopper discharge port and the diameter of said metal pipe is not more than one millimeter.

8. The pipe port flaring machine of claim 1, wherein said punch is formed by connecting a thick cylinder (18) and a thin cylinder (19), the center line of said thick cylinder and the center line of said thin cylinder being aligned.

9. The pipe port flaring machine of claim 8, wherein said thin cylinder has a spherical surface (20), and said thick cylinder and said thin cylinder are fixedly connected by an inclined surface (21).

10. The pipe port efficient flaring machine of claim 1, wherein a power element, an auxiliary element, a control element and an actuating element of the hydraulic system are all positioned on one side of the workbench, and a telescopic end of a hydraulic cylinder in the actuating element is fixedly connected with the sliding seat through a flange and drives the sliding seat to slide on the guide rail.