CN218396308U - Pipe surface thread milling device - Google Patents

Abstract

The utility model relates to the technical field of thread milling, and discloses a thread milling device for the surface of pipe fittings. A fixed plate is installed on the side, and a motor is installed on the bottom of one side of the fixed plate. A clamp for fastening the pipe is installed above the motor. A drive shaft is installed on one side of the clamp, and the other end of the drive shaft is rotatably socketed with the top of the fixed plate. The top of one side of the inner cavity of the body is rotatably connected with a rotating shaft, and the rotating shaft, the transmission shaft and the output shaft of the motor are coordinated through a sprocket and a chain; the other end of the rotating shaft is fixedly connected with a No. 1 lead screw. The utility model has the advantages of simple structure and convenient operation. It can not only mill the internal thread but also the external thread without adding another device, which reduces the cost of equipment use, is beneficial to the production efficiency of the enterprise, and has broad market prospects.

Description

A thread milling device for the surface of pipe fittings

technical field

The utility model relates to the technical field of thread milling, in particular to a thread milling device for the surface of pipe fittings.

Background technique

Threaded connection is a widely used detachable fixed connection. It has the advantages of simple structure, reliable connection, and convenient assembly and disassembly. Threaded pipe is a necessary device for threaded connection. During the processing of threaded pipes, threads need to be milled on the surface of pipe fittings. Most of the current milling devices are designed with traditional structures, which not only have complex structures and cumbersome operations, but also generally only perform milling operations on one of the internal or external threads, which brings inconvenience to actual production and processing. Thread processing can only add another device, which increases the cost of equipment use and is not conducive to the production efficiency of the enterprise. Therefore, we propose a thread milling device for the surface of pipe fittings.

Utility model content

In view of the above-mentioned problems in the prior art, the utility model provides a thread milling device for the surface of pipe fittings.

In order to achieve the above object, the utility model provides a pipe fitting surface thread milling device, which includes a base, an organic body is installed on the upper surface of the base, a transparent box door is hinged on the front and back of the body, and one side of the bottom of the inner cavity of the body is installed There is a fixed plate, a motor is installed at the bottom of one side of the fixed plate, and a fixture for fastening the pipe is arranged above the motor. A transmission shaft is installed on one side of the fixture, and the other end of the transmission shaft is rotatably socketed with the top of the fixed plate. The top of one side of the inner cavity is rotatably sleeved with a rotating shaft, and the rotating shaft, the transmission shaft and the output shaft of the motor are coordinated through a sprocket and a chain; the other end of the rotating shaft is fixedly connected to a No. 1 lead screw, and the other end of the No. 1 lead screw One end is rotatably connected with the inner wall of the other side of the machine body. A sliding block is threaded on the No. 1 screw. The top of the sliding block is slidably connected with the top of the inner cavity of the body. The tip of the cutter head faces down and is in contact with the surface of the pipe fitting clamped on the fixture; an electric slide rail is installed on the inner wall of the body away from the fixed plate, and an internal thread milling mechanism is installed on the movable end of the electric slide rail; A waste box between the motor and the electric slide rail is placed at the bottom of the inner cavity of the body, and the waste box is located below the pipe fittings to be processed.

Preferably, the electric slide rail includes a box body, a No. 1 motor, a No. 2 lead screw and a slider. The box body is installed on one side of the inner wall of the body, the No. 1 motor is installed at the other end of the box body, and the No. 2 lead screw The rotation is set in the box body, and the output shaft of the No. 1 motor is fixedly connected with the shaft end of the No. 2 screw. The slider is threaded on the No. 2 screw, and the other end of the slider extends to the top of the box and serves as a movable end. It is fixedly connected with the bottom of the internal thread milling mechanism.

Preferably, the upper surface of the box is provided with a horizontal chute compatible with the slider, and the top end of the slider is slidably disposed in the horizontal chute.

Preferably, the internal thread milling mechanism includes an electric push rod, a No. 2 motor, a support plate, and an internal thread cutter head. The electric push rod is installed on the movable end of the electric slide rail. The bottom of the No. 1 motor is fixedly connected, the output shaft of the No. 2 motor faces the pipe fitting and is fixedly connected with the bottom of the support plate, and an internal thread cutter head is installed in the middle of the support plate.

Preferably, the sprocket and the chain include three sprockets and a chain, the three sprockets are installed on the output shaft of the motor, the transmission shaft and the shaft end of the rotating shaft respectively, and the outer peripheries of the three sprockets are connected by chain transmission.

Preferably, the clamp is a three-jaw chuck.

Compared with the prior art, the pipe fitting surface thread milling device provided by the utility model has the following beneficial effects:

(1) When processing external threads at both ends of the pipe fittings, fasten one end of the pipe fittings to be processed through the clamp, and then drive the transmission shaft and the rotating shaft to rotate synchronously through the motor, sprocket and chain, the transmission shaft drives the fixture and pipe fittings to rotate, and the rotating shaft drives a The No. 1 screw rotates, and the sliding block drives the external thread cutter head to move horizontally along the No. Horizontal movement can realize milling of external thread;

(2) When processing internal threads at both ends of the pipe fittings, fasten one end of the pipe fittings to be processed through the fixture, and then drive the electric push rod to move horizontally through the electric slide rail, so that the internal thread cutter head moves to the opening of the pipe fittings, and then passes through the No. 2 motor Drive the support plate and the inner thread cutter head to rotate, drive the No. 2 motor to move up through the electric push rod, so that the output shaft of the No. 2 motor is on the same axis as the center of the pipe fitting. At this time, the outer edge of the inner thread cutter head and the inner wall of the pipe fitting Fitting, the inner wall of the pipe fitting can be milled. Since the No. 2 motor drives the support plate to make an eccentric circular motion, combined with the electric slide rail to drive the continuous movement of the internal thread milling mechanism, the internal thread cutter head gradually moves to the inside of the pipe fitting, which can be realized Milling of internal threads;

The utility model has the advantages of simple structure and convenient operation. It can not only mill the internal thread but also the external thread without adding another device, which reduces the cost of equipment use, is beneficial to the production efficiency of the enterprise, and has broad market prospects.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the internal thread milling mechanism of the present invention.

In the figure: 1. base; 2. body; 3. transparent box door; 4. fixed plate; 5. motor; 6. clamp; 7. drive shaft; 8. shaft; 9. sprocket and chain; 10. number one Lead screw; 11, sliding block; 12, external thread cutter head; 13, electric slide rail; 14, internal thread milling mechanism; 15, waste box; 131, box body; 132, No. 1 motor; 133, No. 2 screw ; 134, slide block; 141, electric push rod; 142, No. two motor; 143, support plate; 144, internal thread cutter head.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present disclosure clearer, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below in conjunction with the drawings of the embodiments of the present disclosure.

The structures, proportions, sizes, etc. shown in the drawings attached to this specification are only used to match the content disclosed in the specification, for those who are familiar with this technology to understand and read, and are not used to limit the limitations that the utility model can implement Conditions, so it has no technical substantive meaning, any modification of structure, change of proportional relationship or adjustment of size should still fall within the scope of this utility model without affecting the effect and purpose of this utility model. The technical content disclosed by the new model must be within the scope covered. At the same time, terms such as "upper", "lower", "left", "right", and "middle" quoted in this specification are only for convenience of description, and are not used to limit the implementation of the present utility model. The change or adjustment of its relative relationship, without substantive changes in the technical content, should also be regarded as the scope of the utility model that can be implemented.

Please refer to Figure 1-2, a thread milling device for the surface of pipe fittings, including a base 1, an organic body 2 is installed on the upper surface of the base 1, a transparent box door 3 is hinged on the front and back of the body 2, and one side of the bottom of the inner cavity of the body 2 A fixed plate 4 is installed, and a motor 5 is installed at the bottom of one side of the fixed plate 4. A clamp 6 for fastening pipe fittings is arranged above the motor 5. The clamp 6 is a three-jaw chuck, and a drive shaft 7 is installed on one side of the clamp 6. , the other end of the drive shaft 7 is rotatably socketed with the top of the fixed plate 4, and the top of the inner cavity of the body 2 is rotatably socketed with a rotating shaft 8, and the rotating shaft 8, the drive shaft 7 and the output shaft of the motor 5 are connected by sprockets and Chain 9 transmission fits, and sprocket and chain 9 comprise three sprockets and chain, and three sprockets are installed on the output shaft of motor 5, transmission shaft 7 and the shaft end of rotating shaft 8 respectively, and the periphery of three sprockets passes through Chain drive connection; the other end of the rotating shaft 8 is fixedly connected with a No. 1 lead screw 10, the other end of the No. 1 lead screw 10 is rotatably connected with the inner wall of the other side of the body 2, and the No. 1 lead screw 10 is threaded with a sliding block 11. The top of the sliding block 11 is slidably connected to the top of the inner cavity of the body 2, and the bottom end of the sliding block 11 is equipped with an external thread cutter head 12, the tip of the external thread cutter head 12 faces downward and is in contact with the surface of the pipe fitting clamped on the clamp 6 , when processing external threads at both ends of the pipe fitting, fasten one end of the pipe fitting to be processed through the fixture 6, and then drive the transmission shaft 7 and the rotating shaft 8 to rotate synchronously through the motor 5, the sprocket and the chain 9, and the transmission shaft 7 drives the fixture 6 and the pipe fitting Rotate, the rotating shaft 8 drives the No. 1 lead screw 10 to rotate, and the sliding block 11 drives the external thread cutter head 12 to move horizontally along the No. 1 lead screw 10. The tip of the external thread cutter head 12 is in contact with the surface of the pipe fitting, and the surface of the pipe fitting can be milled , due to the rotation of the pipe fitting combined with the horizontal movement of the external thread cutter head 12, the milling of the external thread can be realized; an electric slide rail 13 is installed on the inner wall of the body 2 away from the fixed plate 4, and an electric slide rail 13 is installed on the movable end of the electric slide rail 13. There is an internal thread milling mechanism 14; the bottom of the inner cavity of the body 2 is placed with a waste box 15 between the motor 5 and the electric slide rail 13, and the waste box 15 is located below the pipe to be processed. Electric slide rail 13 comprises box body 131, No. 1 motor 132, No. 2 lead screw 133 and slide block 134, and box body 131 is installed on the side inner wall of body 2, and No. 1 motor 132 is installed in the other end of box body 131, No. 2 screw 133 is rotated and installed in box body 131, and the output shaft of No. 1 motor 132 is fixedly connected with the shaft end of No. 2 screw 133. The other end extends to the top of the box body 131 and is fixedly connected to the bottom of the internal thread milling mechanism 14 as a movable end. The upper surface of the box body 131 is provided with a horizontal chute matching with the slider 134, and the top of the slider 134 slides Set in the horizontal chute, the internal thread milling mechanism 14 includes an electric push rod 141, No. 2 motor 142, a support plate 143, and an internal thread cutter head 144. The electric push rod 141 is installed on the movable end of the electric slide rail 13, and the electric push rod 141 The push end of the rod 141 faces upward and is fixedly connected to the bottom of the No. 2 motor 142. The output shaft of the No. 2 motor 142 faces the pipe fitting and is fixedly connected to the bottom of the support plate 143. The middle part of the support plate 143 is equipped with an internal thread cutter head 144. When processing internal threads at both ends of the pipe fitting, one end of the pipe fitting to be processed is fastened by the clamp 6, and then the No. 1 motor 132 drives the No. Drive the electric push rod 141 to move horizontally towards the direction of the pipe fitting, so that the internal thread cutter head 144 moves to the opening of the pipe fitting, and the No. 2 motor 142 drives the support plate 143 and the internal thread cutter head 144 to rotate, and the No. 2 motor is driven by the electric push rod 141 142 moves upwards, so that the output shaft of the second motor 142 is on the same axis as the center of the pipe fitting. At this time, the outer edge of the internal thread cutter head 144 fits the inner wall of the pipe fitting, and the inner wall of the pipe fitting can be milled. Because the second motor 142 The support plate 143 is driven to perform an eccentric circular motion, combined with the continuous movement of the internal thread milling mechanism 14 driven by the electric slide rail 13, so that the internal thread cutter head 144 gradually moves to the inside of the pipe fitting, and the internal thread milling can be realized.

The above are only exemplary embodiments of the utility model, and are not intended to limit the utility model, and the protection scope of the utility model is defined by the claims. Those skilled in the art can make various modifications or equivalent replacements to the utility model within the spirit and protection scope of the utility model, and such modifications or equivalent replacements should also be deemed to fall within the protection scope of the utility model.

Claims (6)

1. A pipe fitting surface thread milling device, comprising a base (1), a body (2) is installed on the upper surface of the base (1), and a transparent box door (3) is hinged on the front and back of the body (2), characterized in that : A fixed plate (4) is installed on one side of the bottom of the inner cavity of the body (2), a motor (5) is installed on the bottom of one side of the fixed plate (4), and a clamp for fastening pipe fittings is arranged above the motor (5) (6), a transmission shaft (7) is installed on one side of the fixture (6), the other end of the transmission shaft (7) is rotatably socketed with the top of the fixed plate (4), and the top of one side of the inner cavity of the body (2) rotates A rotating shaft (8) is socketed, and the rotating shaft (8), the transmission shaft (7) and the output shaft of the motor (5) are driven and coordinated through a sprocket and a chain (9); The other end of the rotating shaft (8) is fixedly connected with a No. 1 leading screw (10), and the other end of the No. 1 leading screw (10) is rotationally connected with the other side inner wall of the body (2). On the No. 1 leading screw (10) Thread sleeve is provided with sliding block (11), and the top of sliding block (11) is slidably connected with the top of body (2) inner chamber, and the bottom end of sliding block (11) is equipped with external thread cutter head (12), and external thread cutter The tip of the head (12) faces down and is in contact with the surface of the clamped pipe fitting on the clamp (6); An electric slide rail (13) is installed on the inner wall of the body (2) away from the fixed plate (4), and an internal thread milling mechanism (14) is installed on the movable end of the electric slide rail (13); A waste material box (15) located between the motor (5) and the electric slide rail (13) is placed at the bottom of the inner cavity of the body (2), and the waste material box (15) is located below the pipe fitting to be processed. 2. A pipe surface thread milling device according to claim 1, characterized in that the electric slide rail (13) comprises a box body (131), a No. 1 motor (132), and a No. 2 screw (133) And slide block (134), box body (131) is installed on the side inner wall of body (2), No. 1 motor (132) is installed in the other end of box body (131), and No. 2 leading screw (133) rotates and sets In the box body (131), the output shaft of the No. 1 motor (132) is fixedly connected with the shaft end of the No. 2 screw (133), and the slider (134) is threaded on the No. 2 screw (133). The other end of the block (134) extends to the top of the box body (131) and is fixedly connected with the bottom of the internal thread milling mechanism (14) as a movable end. 3. A pipe fitting surface thread milling device according to claim 2, characterized in that, the upper surface of the box body (131) is provided with a horizontal chute compatible with the slider (134), and the slider (134) 134) the top slide is arranged in the horizontal chute. 4. A pipe surface thread milling device according to claim 1, characterized in that, the internal thread milling mechanism (14) includes an electric push rod (141), a No. 2 motor (142), a support plate (143) , internal thread cutter head (144), the electric push rod (141) is installed on the movable end of the electric slide rail (13), and the push end of the electric push rod (141) faces upward and is fixed with the bottom of the No. 2 motor (142) Connect, the output shaft of the No. 2 motor (142) is fixedly connected to the bottom of the support plate (143) towards the pipe fitting, and the middle part of the support plate (143) is equipped with an internal thread cutter head (144). 5. A pipe surface thread milling device according to claim 1, characterized in that, the sprocket and the chain (9) comprise three sprockets and a chain, and the three sprockets are installed on the motor (5) respectively. On the shaft ends of the output shaft, the power transmission shaft (7) and the rotating shaft (8), and the outer peripheries of the three sprockets are connected by chain transmission. 6. A pipe surface thread milling device according to claim 1, characterized in that the clamp (6) is a three-jaw chuck.

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