Pipe fitting chamfering machine

Abstract

The utility model relates to the technical field of pipe fitting machining, in particular to a pipe fitting chamfering machine which comprises two supporting seats fixedly arranged at the upper end of a base, a top plate fixedly arranged between the upper ends of the two supporting seats, a placing plate fixedly arranged at the upper end of the base through supporting rods, and an air cylinder fixedly arranged at the bottom of the top plate. A pressing plate is fixedly connected to the lower end of a piston rod of the air cylinder, hydraulic cylinders are arranged in the two supporting seats, through holes are formed in the opposite sides of the two supporting seats, the piston rods of the hydraulic cylinders penetrate through the through holes and are fixedly provided with motors, rotating rods are fixedly arranged at the tail ends of output shafts of the motors, and through grooves are formed in the opposite ends of the two rotating rods; machining rods are rotationally arranged on the groove walls of the sides, close to each other, of the two through grooves through rotating shafts, an inner chamfering head and an outer chamfering head are fixedly arranged at the two ends of each machining rod correspondingly, and sliding grooves are formed in the groove walls, away from each other, of the two through grooves correspondingly. According to the utility model, the processing of an inner chamfer and an outer chamfer can be quickly switched as required, the time and labor are saved, the efficiency is high, and the universality is high.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe fitting processing, in particular to a pipe fitting chamfering machine. Background Art

[0002] The chamfering machine is a small precision machine tool specially used for chamfering and removing burrs of products processed by milling and planing in mold manufacturing, hardware machinery, machine tool manufacturing, hydraulic parts, valve manufacturing, and textile machinery.

[0003] When chamfering pipe fittings, it is often necessary to switch between internal chamfering and external chamfering as needed. In the prior art, the chamfering head of the chamfering machine is fixed to the chamfering machine by multiple bolts, and disassembly and assembly are time-consuming and laborious. Therefore, we have introduced a pipe chamfering machine. Utility Model Content

[0004] The purpose of the utility model is to provide a pipe chamfering machine, which is convenient for quickly switching the processing of internal chamfering and external chamfering according to needs, saves time and labor, has high efficiency and high versatility, so as to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The camshaft is an airtight container, the two ends of which are engaged with the cylinder pressure vessel and the piston rod of the two cylinders are engaged with the cylinder pressure vessel, the piston rod of the two cylinders is connected with the cylinder pressure vessel and the piston rod of the two cylinders is connected with the piston rod of the two cylinders.

[0007] Preferably, the limiting mechanism includes a sliding rod, which is slidably arranged inside a sliding groove, one end of which extends to the outside of the sliding groove and is fixedly provided with a limiting head, the limiting head is provided with a limiting groove that cooperates with the processing rod, and a spring is fixedly provided at the bottom of the sliding groove, and the other end of the spring is against the sliding rod.

[0008] Preferably, a bar wall of the sliding rod is provided with a strip hole, a fixing rod is slidably provided in the bar hole on a side away from the processing rod, and both ends of the fixing rod are fixedly connected to the groove wall of the sliding groove.

[0009] Preferably, the outer side wall of the limiting head is fixedly provided with anti-slip grooves.

[0010] Preferably, the spring is always in a compressed state.

[0011] Preferably, a placement groove is provided at the upper end of the placement plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The pipe chamfering machine places the pipe on the placement groove of the placement plate through the motor, rotating rod, rotating shaft, processing part, sliding rod, spring, fixed rod and limit head, starts the cylinder, and the cylinder drives the pressure plate to clamp the pipe. When it is necessary to switch between processing external chamfering and processing internal chamfering, the limit head is pushed to the side away from the placement plate, and the end of the processing rod located in the through groove moves to the outside of the limit groove. At this time, the processing rod can be rotated 180 degrees, and the limit head is released. The spring pushes the sliding rod and drives the limit head to be covered on the processing rod. The motor is started, and the motor drives the processing rod through the rotating rod to perform chamfering on both ends of the pipe, so that the processing of internal chamfering and external chamfering can be quickly switched according to needs, which saves time and labor, has high efficiency and high versatility. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a structural schematic diagram of a pipe chamfering machine.

[0015] Figure 2 for Figure 1 Schematic diagram of the side structure of the middle limit mechanism.

[0016] Figure 3 for Figure 2 An enlarged schematic diagram of part A in the figure.

[0017] In the figure: 1. support seat; 2. base; 3. placement plate; 4. hydraulic cylinder; 5. top plate; 6. cylinder; 7. pressure plate; 8. rotating rod; 9. motor; 10. rotating shaft; 11. processing rod; 12. spring; 13. limit head; 14. sliding rod; 15. fixing rod. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figures 1 to 3 , the utility model provides a technical solution:

[0020] A pipe chamfering machine comprises two support seats 1 fixedly arranged on the upper end of a base 2, a top plate 5 is fixedly arranged between the upper ends of the two support seats 1, a placing plate 3 is fixedly arranged on the upper end of the base 2 through a support rod, a cylinder 6 is fixedly arranged at the bottom of the top plate 5, a pressure plate 7 is fixedly connected to the lower end of the piston rod of the cylinder 6, a hydraulic cylinder 4 is arranged inside the two support seats 1, a through hole is opened on the opposite side of the two support seats 1, the piston rod of the hydraulic cylinder 4 passes through the through hole and is fixedly arranged with a motor 9, the motor 9 is electrically connected to an external power supply through a control switch, a rotating rod 8 is fixedly arranged at the end of the output shaft of the motor 9, a through groove is opened on the opposite ends of the two rotating rods 8, a processing rod 11 is rotated by a rotating shaft 10 on the groove walls on the side where the two through grooves are close to each other, an inner chamfering head and an outer chamfering head are fixedly arranged at both ends of the two processing rods 11, an inner chamfering head and an outer chamfering head are respectively fixedly arranged, and a slide groove is opened on the groove walls opposite to each other of the two through grooves, and a limiting mechanism is arranged in the slide groove.

[0021] The limiting mechanism includes a slide rod 14, which is slidably arranged inside the slide groove. One end of the slide rod 14 extends to the outside of the slide groove and is fixedly provided with a limit head 13. The limit head 13 is provided with a limit groove that matches the processing rod 11. A spring 12 is fixedly provided at the bottom of the slide groove, and the other end of the spring 12 is against the slide rod 14.

[0022] The rod wall of the slide rod 14 is provided with a strip hole, and a fixing rod 15 is slidably provided in the strip hole on the side away from the processing rod 11. Both ends of the fixing rod 15 are fixedly connected to the groove wall of the slide groove, and the fixing rod 15 can prevent the slide rod 14 from being separated from the slide groove.

[0023] The outer side wall of the limit head 13 is fixedly provided with anti-skid grooves, which increase the friction force outside the limit head.

[0024] A placement groove is provided at the upper end of the placement plate 3, and the placement groove can provide a limit for the pipe fitting.

[0025] When in use, place the pipe fitting on the placement groove of the placement plate 3, start the cylinder 6, and the cylinder 6 drives the pressure plate 7 to clamp the pipe fitting. When it is necessary to switch between processing the outer chamfer and processing the inner chamfer, push the limit head 13 to the side away from the placement plate 3, and the end of the processing rod 11 located in the through groove moves to the outside of the limit groove. At this time, the processing rod 11 can be rotated 180°, and the limit head 13 is released. The spring 12 pushes the sliding rod 14 and drives the limit head 13 to be sleeved on the processing rod 11, and the motor 9 is started. The motor 9 drives the processing rod 11 through the rotating rod 8 to chamfer the two ends of the pipe fitting, so that the processing of the inner chamfer and the outer chamfer can be quickly switched according to the needs, which saves time and labor, has high efficiency and high versatility.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipe chamfering machine, comprising two support bases (1) fixedly arranged on the upper end of a base (2), characterized in that: A top plate (5) is fixedly provided between the upper ends of the two support seats (1), a placement plate (3) is fixedly provided at the upper end of the base (2) through a support rod, a cylinder (6) is fixedly provided at the bottom of the top plate (5), and a pressure plate (7) is fixedly connected to the lower end of the piston rod of the cylinder (6), a hydraulic cylinder (4) is provided inside the two support seats (1), a through hole is provided on the opposite side of the two support seats (1), a motor (9) is fixedly provided through the piston rod of the hydraulic cylinder (4), a rotating rod (8) is fixedly provided at the end of the output shaft of the motor (9), a through groove is provided at the opposite end of the two rotating rods (8), a processing rod (11) is rotatably provided on the groove wall on the side close to the two through grooves through a rotating shaft (10), an inner chamfer head and an outer chamfer head are fixedly provided at the two ends of the two processing rods (11), and a sliding groove is provided on the groove walls opposite to each other of the two through grooves, and a limiting mechanism is provided in the sliding groove.

2. A pipe chamfering machine according to claim 1, characterized in that: The limiting mechanism comprises a slide rod (14), the slide rod (14) is slidably arranged inside the slide groove, one end of the slide rod (14) extends to the outside of the slide groove and is fixedly provided with a limiting head (13), the limiting head (13) is provided with a limiting groove matching with the processing rod (11), a spring (12) is fixedly provided at the bottom of the slide groove, and the other end of the spring (12) is against the slide rod (14).

3. A pipe chamfering machine according to claim 2, characterized in that: The rod wall of the sliding rod (14) is provided with a strip hole, a fixing rod (15) is slidably provided in the strip hole on a side away from the processing rod (11), and both ends of the fixing rod (15) are fixedly connected to the groove wall of the sliding groove.

4. A pipe chamfering machine according to claim 2, characterized in that: The outer side wall of the limiting head (13) is fixedly provided with anti-slip grooves.

5. The pipe chamfering machine according to claim 2, characterized in that: The spring (12) is always in a compressed state.

6. The pipe chamfering machine according to claim 1, characterized in that: The upper end of the placement plate (3) is provided with a placement groove.

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