Pipe grooving machine

Abstract

The utility model discloses a pipe grooving machine which comprises a platform, a transverse positioning device, an angle positioning device and a grooving device are arranged on the platform, the transverse positioning device comprises two baffles which are symmetrically arranged, and a first sliding rail matched with the baffles is arranged on the platform; the angle positioning device comprises two vertical rails which are symmetrically arranged, a pressing frame is connected to the vertical rails through a second sliding seat, and an angle positioning plate which can be pressed on the upper side of the pipe is arranged at the bottom of the pressing frame; the grooving device comprises a cutter arranged at the bottom of the platform, a first moving mechanism driving the cutter to move left and right and a second moving mechanism driving the cutter to move up and down, and a cutter groove matched with the cutter is formed in the platform. According to the pipe grooving machine, the position of a pipe is fixed through the transverse positioning device and the angle positioning device, then the outer wall of the pipe is grooved through the grooving device, errors caused by manual grooving are avoided, and convenience and accuracy of pipe grooving work are improved.

Description

Technical Field

[0001] This utility model relates to the field of pipe processing equipment technology, and in particular to a pipe grooving machine. Background Technology

[0002] Before the pressure test of the pipe, a radial groove needs to be cut on the outer wall of the pipe. The groove depth is 1 / 5 of the pipe wall thickness to prepare for the subsequent pressure burst test. Currently, the pipe is fixed with a bracket and then the worker uses an angle grinder to cut the groove on the pipe. However, the groove depth and angle are prone to errors, which may affect the test results. Therefore, a device that can improve the accuracy of grooving is needed. Utility Model Content

[0003] The purpose of this utility model is to avoid the shortcomings of the prior art and provide a pipe grooving machine, thereby effectively solving the shortcomings of the prior art.

[0004] To achieve the above objectives, the technical solution adopted by this utility model is as follows: a pipe grooving machine, comprising a platform, on which a horizontal positioning device, an angle positioning device, and a grooving device are provided. The horizontal positioning device includes two symmetrically arranged baffles, and a first slide rail is provided on the platform in conjunction with the baffles. The baffles are mounted on the first slide rail via a first sliding block. The angle positioning device includes two symmetrically arranged vertical rails, and a pressure frame is connected to the vertical rail via a second sliding block. An angle positioning plate that can press against the upper side of the pipe is provided at the bottom of the pressure frame. A first driving device is provided on the platform to drive the pressure frame to move on the vertical rails. The grooving device includes a cutter located at the bottom of the platform, a first moving mechanism that drives the cutter to move left and right, and a second moving mechanism that drives the cutter to move up and down. A cutter groove is provided on the platform in conjunction with the cutter.

[0005] Furthermore, the angle positioning plate is an inverted V-shaped plate.

[0006] Furthermore, a push rod is screwed onto the first slide block, the push rod rests on the first slide rail, and a rotating rod is provided on the outer side of the push rod.

[0007] Furthermore, a rotating base is provided on the baffle, and an adjusting plate is rotatably mounted on the rotating base.

[0008] Furthermore, the adjusting plate is mounted on the rotating base via a screw, with a hexagonal nut at the bottom of the screw and a nut groove at the bottom of the adjusting plate.

[0009] Furthermore, a roller is provided on the side of the baffle away from the first slide.

[0010] Furthermore, the first moving mechanism includes a second slide rail, a moving seat, and a second driving device for driving the moving seat to move on the second slide rail.

[0011] Furthermore, the second drive mechanism includes a cylinder mounted on a movable base, a blade holder mounted at the output end of the cylinder, a cutter rotatably mounted on the blade holder, and a third drive device for driving the cutter to rotate mounted on the blade holder.

[0012] Furthermore, the first driving device is a servo motor, and the output end of the motor is provided with a sprocket and a synchronous chain, with the first slide connected to the synchronous chain.

[0013] The above-mentioned technical solution of this utility model has the following beneficial effects: This utility model fixes the position of the pipe by means of a horizontal positioning device and an angle positioning device, and then grooves the outer wall of the pipe by means of a grooving device, thereby avoiding the error of manual grooving and improving the convenience and accuracy of pipe grooving work. Attached Figure Description

[0014] Figure 1 This is a perspective view of an embodiment of the present utility model;

[0015] Figure 2 This is a schematic diagram of the grooving device in an embodiment of the present invention;

[0016] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0017] Figure 4 This is a three-dimensional schematic diagram of the adjustment plate and the baffle plate in an embodiment of the present invention. Detailed Implementation

[0018] The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings and examples. The following examples are for illustrative purposes only and should not be construed as limiting the scope of the present invention.

[0019] In the description of this utility model, unless otherwise stated, "a plurality of" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," and "tail," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0020] like Figure 1-4 As shown, a pipe grooving machine according to this embodiment includes a platform 1. The platform 1 is equipped with a horizontal positioning device, an angle positioning device, and a grooving device. The horizontal positioning device includes two symmetrically arranged baffles 2. A first slide rail 3 is provided on the platform 1 in conjunction with the baffles 2. The baffles 2 are mounted on the first slide rail 3 via a first slide block 21. The angle positioning device includes two symmetrically arranged vertical rails 4. A pressure frame 6 is connected to the vertical rails 4 via a second slide block 5. An angle positioning plate 7 that can press against the upper side of the pipe is provided at the bottom of the pressure frame 6. A first driving device 8 is provided on the platform 1 to drive the pressure frame 6 to move on the vertical rails 4. The grooving device includes a cutter 9 provided at the bottom of the platform 1, a first moving mechanism that drives the cutter 9 to move left and right, and a second moving mechanism that drives the cutter 9 to move up and down. A cutter groove 10 is provided on the platform 1 in conjunction with the cutter 9.

[0021] In use, the pipe is placed horizontally on platform 1, and then the first slide block 21 is adjusted horizontally. The two baffles 2 block both ends of the pipe to position the pipe horizontally. Then the first drive device 8 drives the pressure frame 6 to move downward, and the angle positioning plate 7 presses on the upper side of the pipe to position the horizontal angle and front-back position of the pipe. Then the second moving mechanism drives the cutter 9 to move upward and pass through the cutter groove 10. Then the first moving mechanism drives the cutter 9 to move left and right to groove the outer wall of the pipe.

[0022] Preferably, the angle positioning plate 7 is an inverted V-shaped plate, with the center of the angle positioning plate 7 facing the cutting groove 10, so that the pipe can be positioned in terms of angle and front-back direction.

[0023] Preferably, a push rod 22 is screwed onto the first slide block 21, the push rod 22 abuts against the first slide rail 3, and a rotating rod 23 is provided on the outer side of the push rod 22; rotating the rotating rod 23 can make the push rod 22 press against the first slide rail 3, thereby fixing the first slide block 21. When it is necessary to move, the rotating rod 23 can be rotated to disengage the push rod 22 from the first slide rail 3.

[0024] Preferably, a rotating seat 24 is provided on the baffle 2, and an adjusting plate 25 is rotatably provided on the rotating seat 24. The cut surfaces at both ends of the pipe may not be perpendicular to the pipe. The adjusting plate 25 can swing in coordination with the pipe end face, which can improve the accuracy and stability of positioning the two ends of the pipe.

[0025] Preferably, the adjusting plate 25 is mounted on the rotating base 24 via a screw 26. A hexagonal nut 27 is provided at the bottom of the screw 26, and a nut groove 28 is provided at the bottom of the adjusting plate 25. The hexagonal nut 27 is placed in the nut groove 28, which restricts the rotation of the hexagonal nut 27. Rotating the screw 26 can adjust the clamping degree of the screw 26 on the adjusting plate 25, thereby enabling the positioning of the swing angle of the adjusting plate 25 on the rotating base 24.

[0026] Preferably, a roller 29 is provided on the side of the baffle 2 away from the first slide block 21; it can provide support for the baffle 2.

[0027] Preferably, the first moving mechanism includes a second slide rail 11, a moving seat 12, and a second driving device 13 that drives the moving seat 12 to move on the second slide rail 11. The second driving device 13 includes a motor and a screw 14. The screw 14 is parallel to the second slide rail 11. The moving seat 12 is screwed onto the screw 14. The motor drives the screw 14 to rotate, thereby moving the moving seat 12 along the second slide rail 11 to realize the left and right movement of the cutter 9.

[0028] Preferably, the second drive mechanism includes a cylinder 15 mounted on the movable seat 12, a blade holder 16 mounted on the output end of the cylinder 15, a cutter 9 rotatably mounted on the blade holder 16, and a third drive device 17 mounted on the blade holder 16 to drive the cutter 9 to rotate; the third drive device 17 is a motor, and the cylinder 15 drives the blade holder 16 to move up and down, thereby realizing the vertical movement of the cutter 9.

[0029] Preferably, the first driving device 8 is a servo motor, and the output end of the motor is provided with a sprocket 18 and a synchronous chain 19. The first slide 21 is connected to the synchronous chain 19. The motor drives the synchronous chain 19 to rotate around the sprocket 18, thereby driving the first slide 21 to move up and down, so as to realize the up and down movement of the angle positioning plate 7.

[0030] The embodiments of this utility model are given for illustrative and descriptive purposes only, and are not intended to be exhaustive or to limit the utility model to the forms disclosed. Many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described in order to better illustrate the principles and practical applications of this utility model, and to enable those skilled in the art to understand this utility model and design various embodiments with various modifications suitable for a particular purpose.

Claims

1. A pipe grooving machine, characterized in that: The device includes a platform equipped with a horizontal positioning device, an angle positioning device, and a grooving device. The horizontal positioning device includes two symmetrically arranged baffles, and a first slide rail is provided on the platform to cooperate with the baffles. The baffles are mounted on the first slide rail via a first sliding block. The angle positioning device includes two symmetrically arranged vertical rails, and a pressure frame is connected to the vertical rail via a second sliding block. An angle positioning plate that can press against the upper side of the pipe is provided at the bottom of the pressure frame. A first driving device is provided on the platform to drive the pressure frame to move on the vertical rails. The grooving device includes a cutter located at the bottom of the platform, a first moving mechanism that drives the cutter to move left and right, and a second moving mechanism that drives the cutter to move up and down. A cutter groove is provided on the platform to cooperate with the cutter.

2. The pipe grooving machine according to claim 1, characterized in that: The angle positioning plate is an inverted V-shaped plate.

3. The pipe grooving machine according to claim 1, characterized in that: A push rod is screwed onto the first slide block, and the push rod rests on the first slide rail. A rotating rod is provided on the outer side of the push rod.

4. The pipe grooving machine according to claim 1, characterized in that: The baffle is provided with a rotating base, and an adjustment plate is rotatably mounted on the rotating base.

5. A pipe grooving machine according to claim 4, characterized in that: The adjusting plate is mounted on the rotating base via a screw, with a hexagonal nut at the bottom of the screw and a nut groove at the bottom of the adjusting plate.

6. A pipe grooving machine according to claim 1, characterized in that: A roller is provided on the side of the baffle away from the first slide.

7. A pipe grooving machine according to claim 1, characterized in that: The first moving mechanism includes a second slide rail, a moving seat, and a second driving device for driving the moving seat to move on the second slide rail.

8. A pipe grooving machine according to claim 7, characterized in that: The second driving device includes a cylinder mounted on a movable base, a blade holder mounted on the output end of the cylinder, a cutter rotatably mounted on the blade holder, and a third driving device for driving the cutter to rotate mounted on the blade holder.

9. A pipe grooving machine according to claim 1, characterized in that: The first driving device is a servo motor, and the output end of the motor is provided with a sprocket and a synchronous chain. The first slide is connected to the synchronous chain.

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