CN204413304U - Middle tubule screw thread seam bevel device - Google Patents

Abstract

The utility model discloses a beveling device for threaded seams of medium and thin tubes, which comprises: a clamping sleeve is fixedly connected with a base, and the clamping sleeve is composed of upper and lower semicircular bodies connected by a rotating shaft on one side, and can be moved along the The rotating shaft opens the upper semicircle of the pinch sleeve, and after the steel pipe to be processed is placed horizontally in the semi-cylindrical groove of the lower semicircle of the pinch sleeve, the upper semicircle of the pinch sleeve is closed, and the steel pipe is locked and fixed in the pinch sleeve , the sliding sleeve is divided into upper and lower semicircles, which are set on the outside of the clamping sleeve and connected with the clamping sleeve through its inner linear guide rail. The lower semicircle of the sliding sleeve is fixed with a driving slider, which is connected with the The ball screw driven by the motor is connected, and the driving slider can drive the sliding sleeve to move along the clamping sleeve along the ball screw. The rotating ring of the ring gripper is fixedly connected, and the rotating ring can rotate multiple times around the ring gripper. Various cutter heads can be installed on the tool holder to cut or bevel the steel pipe.

Description

Beveling device for medium and thin pipe thread seam

technical field

The utility model relates to a beveling device, in particular to a beveling device for threaded seams of medium and thin tubes which is suitable for forming special-shaped thread-shaped slits for centered and thin tubes and which can be beveled for thread-shaped slits .

Background technique

The existing cutting and beveling of medium and thin pipes, especially when the pipe position is fixed, that is, the pipe cannot rotate along its axis, usually adopts the method of circular cutting and beveling. The base of the beveling machine is directly clamped and fixed on the steel pipe to be processed. The tool holder and the cutter can rotate around the axis of the pipe. Increase the depth of eating after the circle to achieve the purpose of circular cutting and circular groove processing.

In addition to the above-mentioned mechanical equipment and processing technology, various methods such as saw blade cutting, turning, and milling can be used for cutting and groove processing of medium and thin pipes in the existing factory, and thread-shaped continuous annular seams can also be processed, such as The cutting and beveling of the short pipe can be completed by using the CNC machine tool processing method, and even the special-shaped cutting and beveling processing can be completed, but the above methods are limited to the factory and can only be completed by fixed large-scale machine tool equipment. It is suitable for on-site cutting and beveling of fixed pipes.

Utility model content

Based on the problems existing in the above-mentioned prior art, the utility model provides a medium-thin pipe thread that is easy to install and use and is suitable for processing special-shaped thread-shaped fractures of fixed pipelines and performing bevel processing operations on special-shaped thread-shaped fractures in the field environment. Seam beveling device.

In order to solve the above technical problems, the utility model provides a beveling device for threaded seams of medium and thin tubes, including:

The pinch sleeve is arranged on the base, and the pinch sleeve is composed of an upper and a lower semi-circle body movably connected by a rotating shaft on one side, the upper semi-circle body can be opened from the lower semi-circle body along the shaft, the upper and lower semi-circle bodies are After fastening the lower semicircles, there is a cylindrical groove for clamping and fixing the steel pipe, and the outside of the clamping sleeve is provided with a linear guide rail;

The sliding sleeve is composed of upper and lower semicircular bodies connected by a rotating shaft on one side, and is set on the outside of the clamping sleeve. The sliding sleeve is provided with a slider that cooperates with the linear guide rail outside the clamping sleeve , the sliding sleeve can slide on the clamping sleeve along the linear guide rail; the bottom of the sliding sleeve is provided with a driving slider;

The motor is fixed on the base and is located under the pinch sleeve. The output shaft of the motor is connected with a ball screw, and the ball screw is movably connected with the driving slider at the bottom of the sliding sleeve. , which can drive the driving slider to drive the sliding sleeve to move back and forth on the clamping sleeve;

The ring gripper is fixed on the outermost end of the sliding sleeve away from the base by tightening the clamp feet;

The tool holder is fixed on the rotating ring of the annular pipe gripper, and the rotating ring can rotate 360 degrees;

The cutter head is arranged on the cutter holder, and the cutter head corresponds to the steel pipe clamped in the tube clamping sleeve.

In the above device, the horizontal plate at the bottom of the base is provided with four installation holes, the horizontal plate is provided with a longitudinal plate, and the longitudinal plate is provided with a bayonet structure formed by connecting the upper and lower bayonets via a side shaft, The upper bayonet can be opened and closed on the lower bayonet around the shaft, the upper bayonet is fixedly connected with the upper semicircle of the clamping sleeve, and the lower bayonet is connected with the lower semicircle of the clamping sleeve Fixedly connected, the opening and closing of the upper and lower bayonets can drive the opening and closing of the upper and lower semicircular bodies of the clamping sleeve.

In the above device, a through hole is provided under the bayonet structure of the vertical plate of the base, the motor is installed on one side of the through hole, the output shaft of the motor is connected with the ball screw through a coupling, and the ball screw The rod passes through the through hole and extends below the sliding sleeve, and the ball screw is parallel to the axis line of the sliding sleeve.

In the above device, the drive slider is fixedly connected to the bottom of the sliding sleeve through screws, the ball screw passes through the center hole of the drive slider, and the drive slider is embedded with a screw that matches the ball screw. ball bearings.

In the above device, the free end of the ball screw is provided with a stopper.

In the above device, four linear guide rails are respectively installed on the outside of the upper and lower semicircular bodies of the pinch sleeve along the axial direction.

In the above device, the inside of the rotating ring of the ring gripper is provided with four clips, and the rear ends of the four clips are respectively connected to the rotating ring by a screw in, and the rear ends of each screw extend out to the Outside the rotating ring, each screw is screwed in to adjust the protruding length of the corresponding clamping foot.

In the above-mentioned device, the rotating ring and the tool rest of the ring gripper are installed on the outermost side of the sliding sleeve away from the base, and the protruding length of the cutter head is set on the knife rest so that the knife edge can be adjusted from the The steel pipe to be processed protruding from the pinch sleeve is in contact with it.

The beneficial effects of the utility model are: by setting the clamping sleeve and the sliding sleeve which can be opened from the lower semicircle along the rotating shaft by the upper semicircle, it is convenient to be fixed on the fixed pipeline to be processed, and to carry the annular clamp, the tool rest and The sliding sleeve of the cutter head can move linearly along the clamping sleeve under the drive of the motor, and the tool holder and the cutter head can rotate around the fixed pipe to be processed under the driving of the rotating ring of the ring gripper, so that the device can be conveniently The special-shaped screw-shaped fracture can be processed on the fixed pipeline, and the screw-shaped cutting and beveling operations can be performed, and the device has a simple structure and is easy to install and use.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention , for those skilled in the art, other drawings can also be obtained based on these drawings without creative work.

Fig. 1 is the three-dimensional structural schematic diagram of the beveling device for threaded seams of medium and thin tubes provided by the embodiment of the present invention;

Fig. 2 is a three-dimensional structural schematic diagram of the beveling device for the threaded seam of the medium and thin pipe provided by the embodiment of the present invention;

Fig. 3 is a three-dimensional structural schematic view of the beveling device for threaded seams of medium and thin pipes provided by the embodiment of the present invention;

Fig. 4 is a schematic diagram of the special-shaped thread slit processed by the beveling device for the threaded seam of the medium and thin tube provided by the embodiment of the present invention;

In the figure, 1, the base, 101, the longitudinal plate of the base; 2, the clamping sleeve; 3, the linear guide rail; 4, the sliding sleeve; 5, the ball screw; 6, the driving slider; 7, the motor; 8 , Ring gripper; 9, Rotating ring; 10, Clamp foot; 11, Knife holder; 12, Cutter head; 13, Steel pipe.

Detailed ways

The technical solutions in the embodiments of the utility model are clearly and completely described below, obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present utility model.

As shown in Figures 1 to 4, the embodiment of the present invention provides a beveling device for threaded seams of medium and thin pipes used for slitting and beveling of medium and thin pipes, which can be used in the field environment and can Processing special-shaped thread-shaped fractures, thread-shaped slitting and beveling operations can be performed, and the structure is simple, easy to install and use. The device includes: a base, a clamping sleeve, a guide rail, a sliding sleeve, a ball screw, a slider, a motor, an annular clamp, a rotating ring, a clamp foot, a tool holder and a cutter head; wherein, the base is important for the entire The mechanism plays a fixed role, and the pinch sleeve is fixedly connected with the base. The pinch sleeve is composed of two parts, the upper and lower semicircles. Open the upper semi-circle of the cylinder, place the steel pipe to be processed in the semi-cylindrical groove of the lower semi-circle of the pinch sleeve horizontally, close the upper semi-circle of the pinch sleeve, and lock and fix the steel pipe in the pinch sleeve , the sliding sleeve is also divided into two parts, upper and lower semicircular bodies, the connection structure of the upper and lower semicircular bodies is similar to that of the pinch sleeve, the inner diameter of the sliding sleeve is larger than the outer diameter of the pinching sleeve, and the sliding sleeve is wrapped in the pinching sleeve The outer side of the sliding sleeve is slidably connected with the linear guide rail on the outer side of the clamping sleeve through the small slider inside the sliding sleeve, and the driving slider is fixed on the lower semicircle of the sliding sleeve, which is connected with the motor-driven ball screw installed on the base , the driving slider can drive the sliding sleeve along the ball screw, and make a telescopic movement back and forth relative to the clamping sleeve. The rotating ring of the clamp is fixedly connected, and the rotating ring can rotate multiple times around the ring gripper. Various cutter heads can be installed on the tool holder for steel pipe cutting or beveling.

In the above device, the horizontal plate at the bottom of the base has four installation holes, the upper part of the vertical plate of the base is a bayonet structure, and one side has a shaft. The upper bayonet of the bayonet structure can be opened and closed around the shaft, and the upper and lower bayonet structures The bayonets are respectively fixedly connected with the upper and lower semicircles of the clamping sleeve by welding, and the opening and closing of the bayonets can drive the opening and closing of the upper and lower semicircles of the clamping sleeve.

In the above device, there is a small through hole under the bayonet of the longitudinal plate of the base, the motor is installed on one side of the through hole, the output shaft of the motor is fixedly connected with the ball screw through the coupling, and the ball screw passes through the small through hole. Pass through and protrude a certain length, parallel to the axis line of the sliding sleeve.

In the above device, the driving slider is fixedly connected to the bottom of the lower semicircular body of the sliding sleeve through screws, and the ball screw passes through the center hole of the driving slider and is connected with the ball bearing embedded in the driving slider to realize the control of the driving slide. drive.

In the above device, four linear guide rails are installed on the outer sides of the upper and lower semicircular bodies of the pinch sleeve along the axial direction. It can play the double role of sliding and reversing positioning of the sliding sleeve.

In the above-mentioned device, the ring gripper has four clamping feet, and the protruding length of the clamping feet can be adjusted by adjusting the screw-in screws corresponding to the clamping feet. The tube is fixed to the outer end of the sliding sleeve.

In the above device, the rotating ring and the tool holder of the ring gripper are installed on the outermost side of the whole mechanism. After the cutter head is fixed on the tool holder, the blade can be brought into contact with the steel pipe to be processed by adjusting the extension length of the cutter head. .

Compared with the existing medium and thin pipe cutting and beveling device, the device for beveling threaded seams of medium and thin pipes of the utility model can process special-shaped thread-shaped fractures for fixed pipes, and can perform thread-shaped seam cutting and beveling operations , and has the characteristics of simple structure, convenient installation and use.

The beveling device for threaded seams of medium and thin pipes of the present invention will be further described below in conjunction with specific embodiments.

As shown in Figures 1 to 4, the beveling device for threaded seams of medium and thin pipes in this embodiment includes: a base 1, a clamping sleeve 2, a linear guide rail 3, a sliding sleeve 4, a ball screw 5, a driving Slide block 6, motor 7, ring pipe gripper 8, rotating ring 9, clamp foot 10, tool rest 11, cutter head 12.

Wherein, the base 1 plays a fixing role for the whole mechanism, and can be fixed to the workbench or the movable support through the installation hole on the base 1 . The pinch sleeve 2 is fixedly connected with the base 1. The pinch sleeve 2 is composed of an upper part and a lower part, and is fixed on one side by a rotating shaft. The upper part of the pinch sleeve 2 can be opened along the rotating shaft, and the After the steel pipe 13 is horizontally placed in the semi-cylindrical groove of the lower part of the pinch sleeve 2, the upper part of the pinch sleeve 2 is closed, the steel pipe 13 can be locked and fixed in the pinch sleeve 2, and the sliding sleeve 4 It is also divided into upper and lower parts, which are wrapped on the outside of the pinch sleeve 2, and are slidably connected with the linear guide rail 3 on the outside of the pinch sleeve through the small slider inside it. The lower half of the slide sleeve 4 is fixed with a drive slide The block 6 is connected with the ball screw 5 driven by the motor 7 installed on the base 1, and the driving slider 6 can drive the sliding sleeve 4 along the ball screw 5, and perform telescopic movement back and forth relative to the clamping sleeve 2, and the annular clamping tube The device 8 is fixed at the outermost end of one side of the sliding sleeve 4 by tightening the clamp feet 10, the tool holder 11 is fixedly connected with the rotating ring 9 of the ring gripper 8, and the rotation ring 9 can rotate around the ring gripper 8 for multiple turns. A variety of cutter heads 12 can be installed on the knife rest 11 for cutting or beveling steel pipes 13 .

There are four mounting holes on the horizontal plate at the bottom of the base 1 of the threaded seam beveling device for medium and thin pipes. The upper part of the vertical plate of the base 1 is a bayonet structure, and one side has a shaft. The upper and lower bayonets are respectively fixedly connected with the upper and lower parts of the clamping sleeve 2 by welding, and the opening and closing of the bayonets can drive the opening and closing of the upper and lower bayonets of the clamping sleeve 2 .

There is a small through hole under the bayonet of the base 1 longitudinal plate of the threaded seam beveling device for medium and thin pipes. The motor 7 is installed on one side of the through hole, and the output shaft of the motor 7 is fixed with the ball screw 5 through a coupling Connected, the ball screw 5 passes through the smaller through hole and stretches out to a certain length, parallel to the axis of the sliding sleeve 4.

The driving slider 6 of the beveling device for the threaded seam of the medium and thin pipe is fixedly connected with the lower half of the sliding sleeve 4 through screws, the ball screw 5 passes through the center hole of the driving slider 6, and passes through the embedded part of the driving slider 6. ball bearings.

Four linear guide rails 3 are installed on the outer sides of the upper and lower half parts of the pinch sleeve 2 of the beveling device for threaded seams of medium and thin pipes respectively along the axial direction.

The ring gripper 8 of the beveling device for the threaded seam of the medium and thin pipe has 4 clamping feet 10, and the protruding length of the clamping feet 10 can be adjusted by adjusting the screw-in screws corresponding to the clamping feet 10, and simultaneously the four clamping feet 10 The screw that is screwed in can be screwed down to fix the ring gripper 8 on the outer end of the sliding sleeve 4.

The rotating ring 9 and the knife rest 11 of the annular pipe gripper 8 of the thin pipe thread seam beveling device are installed on the outermost side of the whole mechanism. After the knife head 12 is fixed on the knife rest 11, the extension of the knife head 12 length, that is, the blade of the cutter head 12 is in contact with the steel pipe 13 to be processed.

The working process of the thin pipe thread seam beveling device in the utility model is as follows:

Install and fix the base 1 on the workbench or movable support, open the bayonet of the vertical plate 101 of the base 1, and open the upper half of the clamping sleeve 2 and the sliding sleeve 4 at the same time, and place the steel pipe 13 to be processed After being horizontally placed in the semi-cylindrical groove of the lower part of the pinch sleeve 2, close the upper part of the pinch sleeve 2, and lock and fix the steel pipe 13 in the pinch sleeve 2. At this time, turn on the motor 7 After the power supply is turned on, control the positive and negative rotation of the motor 7, so that the slider sleeve 4 can be stretched back and forth on the clamp sleeve 2; The outermost end of one side is fixed, and the position of the tool holder 11 is adjusted at the same time, and the height of the cutter head 12 installed on the tool holder 11 is adjusted. The tip of the cutter head 12 is close to the surface of the steel pipe 13 without touching it, and finally the ring clamp is connected. 8 power supply; before performing slitting or beveling operations, the sliding sleeve 4 is positioned at the position of the vertical plate 101 close to the base 1 by controlling the motor 7, so that the tip of the cutter head 12 is at the initial position of the slit; start cutting During seam or bevel processing operations, the motor 7 can be controlled by the computer program to make the sliding sleeve 4 protrude outward at a constant speed, and at the same time control the rotating ring 9 of the ring gripper 8 to drive the tool holder 11 and the cutter head 12 Rotate at a constant speed around the axis of the steel pipe 13, and the cutter head 12 draws a thread-shaped incision on the steel pipe 13; when the sliding sleeve 4 approaches the limit position and reaches the required position, the cutter head 12 also rotates around the axis of the steel pipe 13 for one circle at the same time, and at this time the The cutter head 12, controls the sliding sleeve 4 to retract, so that the cutter head 12 returns to the initial position of the slit, and then lowers the cutter head 12, ready to start the next feeding operation, so that the slit and groove of the special-shaped thread seam will be completed processing operations.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of All changes or replacements should fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.

Claims (8)

1. A beveling device for medium and thin pipe thread seams, characterized in that it comprises: The pinch sleeve is arranged on the base, and the pinch sleeve is composed of an upper and a lower semi-circle body movably connected by a rotating shaft on one side, the upper semi-circle body can be opened from the lower semi-circle body along the shaft, the upper and lower semi-circle bodies are After fastening the lower semi-circular body is a semi-cylindrical groove for clamping and fixing the steel pipe, and a linear guide rail is provided outside the clamping sleeve; The sliding sleeve is composed of upper and lower semicircular bodies connected by a rotating shaft on one side, and is set on the outside of the clamping sleeve. The sliding sleeve is provided with a slider that cooperates with the linear guide rail outside the clamping sleeve , the sliding sleeve can slide on the clamping sleeve along the linear guide rail; the bottom of the sliding sleeve is provided with a driving slider; The motor is fixed on the base and is located under the pinch sleeve. The output shaft of the motor is connected with a ball screw, and the ball screw is movably connected with the driving slider at the bottom of the sliding sleeve. , which can drive the driving slider to drive the sliding sleeve to move back and forth on the clamping sleeve; The ring gripper is fixed on the outermost end of the sliding sleeve away from the base by tightening the clamp feet; The tool holder is fixed on the rotating ring of the annular pipe gripper, and the rotating ring can rotate 360 degrees; The cutter head is arranged on the cutter holder, and the cutter head corresponds to the steel pipe clamped in the tube clamping sleeve. 2. The beveling device for medium and thin pipe threaded seams according to claim 1, characterized in that, the horizontal plate at the bottom of the base is provided with four installation holes, the horizontal plate is provided with a longitudinal plate, and the longitudinal plate is The plate is provided with a bayonet structure formed by connecting the upper bayonet and the lower bayonet through a side shaft. The upper bayonet can open and close with the lower bayonet around the shaft. The upper bayonet and the clamping sleeve The upper semicircle of the clamping sleeve is fixedly connected, the lower bayonet is fixedly connected with the lower semicircle of the pinch sleeve, and the opening and closing of the upper and lower bayonets can drive the upper and lower semicircle of the pinch sleeve to open. combine. 3. The beveling device for threaded seams of medium and thin pipes according to claim 2, wherein a through hole is provided under the bayonet structure of the longitudinal plate of the base, and the motor is installed on one side of the through hole , the output shaft of the motor is connected with the ball screw through a coupling, the ball screw passes through the through hole and extends to the bottom of the sliding sleeve, and the ball screw and the sliding sleeve shaft Heart lines are parallel. 4. The beveling device for medium and thin pipe threaded seams according to claim 1 or 3, wherein the drive slider is fixedly connected to the bottom of the sliding sleeve through screws, and the ball screw passes through The central hole of the drive slider is embedded with a ball bearing matching the ball screw. 5 . The beveling device for medium and thin tube threaded seams according to claim 4 , wherein the free end of the ball screw is provided with a stopper. 6 . 6. The beveling device for threaded seams of medium and thin tubes according to any one of claims 1 to 3, characterized in that four linear guide rails are respectively installed on the outer surfaces of the upper and lower semicircles of the pinch sleeve along the axial direction . 7. The beveling device for threaded seams of medium and thin pipes according to any one of claims 1 to 3, characterized in that four clips are arranged on the inner side of the rotating ring of the ring gripper, and the four clips are The rear ends are respectively connected to the rotating ring via a screw-in screw, and the rear ends of each screw-in screw stretch out to the outside of the rotating ring, and each screw-in screw can adjust the protruding length of the corresponding clamping foot. 8. The beveling device for medium and thin pipe thread seams according to any one of claims 1 to 3, characterized in that, the rotating ring and the knife rest of the ring gripper are installed on the sliding sleeve away from the On the outermost side of the base, the protruding length of the cutter head is set on the tool holder so that the blade is in contact with the steel pipe to be processed protruding from the pinch sleeve.