CN221473629U - Petroleum drill pipe thread milling groove auxiliary fixtures - Google Patents

Abstract

The utility model relates to the technical field of milling groove processing, and discloses an auxiliary tool for screw thread milling groove of an oil drill rod, which comprises a bedplate, wherein a fixing assembly is arranged at the top of the bedplate, the top of the bedplate is provided with the milling groove assembly, a base is fixedly arranged at the top of the bedplate, a loading cylinder is fixedly arranged at the top of the base, and a hydraulic cylinder is fixedly arranged on the side wall of the base. The inside sliding connection of pneumatic cylinder has the hydraulic stem, the top fixedly connected with articulated lever of hydraulic stem, articulated shaft has been articulated to the centre of articulated lever, articulated shaft's both ends are articulated to have the rotation circle, the inner wall of rotation circle is connected with the outer wall rotation of carrying the thing section of thick bamboo. Through setting up fixed subassembly and milling flutes subassembly, can make the oil drilling rod accept milling flutes processing steadily.

Description

Petroleum drill pipe thread milling groove auxiliary fixtures

Technical Field

The utility model relates to the technical field of milling groove processing, in particular to an auxiliary tool for milling grooves of threads of an oil drill rod.

Background

Milling flutes refer to flutes that are cut by a particular tool. In a simple way, a cutter with a bottom edge is adopted to cut a groove, and the steps are generally that the center line of the groove is used for directly cutting the groove to a certain depth, milling the groove, cutting the groove, milling the groove to a specified depth (back and forth milling), and then finish milling the groove to a size according to the width of the groove. The milling groove is usually a milling cutter in the form of a vertical milling cutter and a circular saw blade, and in the cutting process, the overall requirements of the machine tool are high according to different materials and processing requirements, such as the number of teeth of the cutter, the rotating speed of a main shaft power head, the attribute of cutting fluid and the overall structural rigidity of the machine tool. Milling cutter technology is also required in the current processing of petroleum drill pipes.

The publication number is: CN 215509149U's chinese patent discloses a supplementary milling flutes frock of automobile test bed layer board, has the bottom plate, but both sides are sliding connection rectangular locating plate and positioning disk respectively around the bottom plate, the left and right sides of bottom plate is provided with clamp cylinder and location curb plate respectively, fixedly connected with clamp plate on clamp cylinder's the piston rod, the side of location curb plate is provided with spacing cylinder, fixedly connected with gag lever post on spacing cylinder's the piston rod, but bottom plate lower part swivelling joint has two-way lead screw, two screw thread sections of two-way lead screw are connected with rectangular locating plate and positioning disk respectively, the left and right sides of bottom plate lower part all is provided with liftout cylinder, every all be provided with liftout plate on liftout cylinder's the piston rod. The beneficial effects of the utility model are as follows: the clamping device can automatically clamp the supporting plates, improves the production efficiency, can adapt to milling groove processing of the supporting plates with various specifications, and has a large application range.

However: in this apparatus, there is a problem in that the milling cutter is easily heated by friction with the work piece during machining, and the cutter is easily overheated to be softened, but the apparatus has no cooling means for the cutter.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an auxiliary tool for milling grooves of threads of an oil drill rod.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil drilling rod screw thread milling flutes auxiliary fixtures, includes the platen, the top of platen is provided with fixed subassembly, the top of platen is provided with milling flutes subassembly, the top fixed mounting of platen has the base, the top fixed mounting of base has a year thing section of thick bamboo, fixed mounting has the pneumatic cylinder on the lateral wall of base. The base is fixed on the bedplate by the screws, so that the oil drill rod is fixed more firmly.

Preferably, the inside sliding connection of pneumatic cylinder has the hydraulic stem, the top fixedly connected with articulated lever of hydraulic stem, articulated shaft has been articulated to the centre of articulated lever, articulated shaft's both ends are articulated to have the rotation circle, the inner wall of rotation circle is connected with the outer wall rotation of carrying the thing section of thick bamboo. By arranging the hydraulic rod made of steel, the hydraulic rod can bear huge thrust.

Preferably, the outer wall of the rotating ring is fixedly provided with a fixed block, the outer wall of the carrying cylinder is fixedly provided with a fixed block, and the side surface of the fixed block is provided with a fixed roller. The fixed roller is welded on the rotating ring, and the fixed roller is connected with the carrying cylinder in a sliding manner.

Preferably, motor case A is fixedly installed at the top of platen, motor A is fixedly installed to motor case A's inside, motor A's output is through shaft coupling fixedly connected with pivot, motor A's one end fixedly connected with threaded rod A is kept away from to the pivot, threaded rod A is kept away from motor A's one end and is rotated and be connected with the footing, footing fixed mounting is on the platen. The threaded rod a can be kept stable by welding the footing to the bedplate.

Preferably, the outer wall threaded connection of threaded rod A has the track, orbital one end top fixed mounting has motor case B, motor case B's inside fixed mounting has motor B, motor B's output passes through the shaft coupling fixedly connected with axis of rotation, the one end fixedly connected with threaded rod B of motor B is kept away from to the axis of rotation, rotate on threaded rod B's the outer wall and be connected with the movable block, the top fixedly connected with knife rest of movable block, orbital bottom sliding connection has the slide rail, slide rail fixed mounting is at the top of platen. By the mutual matching of the motor A and the motor B, the milling cutter can do longitudinal and transverse reciprocating motion so as to perform groove milling operation.

Preferably, the milling cutter is fixedly connected to the side wall of the tool rest, the water supply tank is fixedly connected to the top of the tool rest, the water inlet is formed in the top of the water supply tank, the atomizing nozzle is fixedly connected to the side wall of the water supply tank, the sliding block is fixedly connected to the bottom of one end of the track-mounted motor box B, the sliding groove is slidably connected to the outer wall of the sliding block, and the sliding groove is formed in the bedplate. By providing a milling cutter made of steel, the milling cutter can be made to have sufficient strength to perform a milling operation.

(III) beneficial effects

Compared with the prior art, the utility model provides an auxiliary tool for milling grooves of screw threads of a petroleum drill rod, which has the following beneficial effects:

1. This oil drilling rod screw thread milling flutes auxiliary fixtures through setting up fixed subassembly, can make the oil drilling rod by fixed, through setting up a year thing section of thick bamboo, can provide the space of placing for the fixed of oil drilling rod, through setting up pneumatic cylinder and hydraulic stem, can provide powerful thrust for fixed oil drilling rod in order to help the fixed more firm of oil drilling rod, through setting up articulated lever and articulated shaft, can make articulated lever can promote two rotation circle synchronous rotation simultaneously, through setting up two sets of fixed blocks and fixed roller, can make the both ends of oil drilling rod all firmly fixed in the centre by four fixed rollers, thereby make the oil drilling rod can be fixed more firmly, and this kind of design can also fix not unidimensional oil drilling rod.

2. This oil drilling rod screw thread milling flutes auxiliary fixtures through setting up milling flutes subassembly, can make the oil drilling rod by processing, through setting up motor A, can make threaded rod A drive the track and do reciprocating motion on the slide rail, through setting up motor B, can make threaded rod B drive movable block and do reciprocating motion on the track, through setting up spout and slider, can make orbital both ends can synchronous motion, through setting up knife rest and milling cutter, can milling flutes the oil drilling rod, through setting up the supply tank, in addition, atomizing nozzle's setting can make milling cutter can cool down under atomizing nozzle's water spray effect, thereby make milling cutter's hardness keep unchanged.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front perspective view of the present utility model;

FIG. 2 is a block diagram of a securing assembly according to the present utility model;

FIG. 3 is a block diagram of a milling slot assembly of the present utility model.

In the figure: 1. a platen; 2. a fixing assembly; 20. a base; 21. a carrying cylinder; 22. a hydraulic cylinder; 23. a hydraulic rod; 24. a hinge rod; 25. a hinge shaft; 26. a rotating ring; 27. a fixed block; 28. a fixed roller; 3. milling a groove component; 30. a motor case A; 31. a threaded rod A; 32. a footing; 33. a track; 34. a motor case B; 35. a threaded rod B; 36. a movable block; 37. a tool holder; 38. a milling cutter; 39. a water supply tank; 300. a slide rail; 301. a slide block; 302. and a sliding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1-3, the utility model provides an auxiliary tool for milling grooves of petroleum drill pipes, which comprises a bedplate 1, wherein a fixing component 2 is arranged at the top of the bedplate 1, a groove milling component 3 is arranged at the top of the bedplate 1, a base 20 is fixedly arranged at the top of the bedplate 1, a carrying cylinder 21 is fixedly arranged at the top of the base 20, and a hydraulic cylinder 22 is fixedly arranged on the side wall of the base 20. The base 20 is fixed on the bedplate 1 by screws, so that the fixation of the oil drill rod is firmer.

The inside sliding connection of pneumatic cylinder 22 has hydraulic pressure pole 23, and the top fixedly connected with articulated lever 24 of hydraulic pressure pole 23, and articulated shaft 25 is articulated to the centre of articulated lever 24, and articulated shaft 25's both ends are articulated to have rotation circle 26, and the inner wall of rotation circle 26 is connected with the outer wall rotation of year thing section of thick bamboo 21. By providing the hydraulic rod 23 made of steel, the hydraulic rod 23 can be made to withstand a large thrust force.

A fixed block 27 is fixedly arranged on the outer wall of the rotating ring 26, a fixed block 27 is fixedly arranged on the outer wall of the carrying cylinder 21, and a fixed roller 28 is arranged on the side surface of the fixed block 27. The fixed roller 28 mounted on the rotating ring 26 is welded, the fixed roller 28 mounted on the carrying cylinder 21 is connected in a sliding manner, and the design can enable the fixed roller 28 to fix petroleum drill rods with different sizes.

In this embodiment, through setting up fixed subassembly 2, can make the oil drilling rod can be fixed, through setting up year thing section of thick bamboo 21, can provide the space of placing for the fixed of oil drilling rod, through setting up pneumatic cylinder 22 and hydraulic rod 23, can provide powerful thrust for fixed oil drilling rod in order to help the fixed more firm of oil drilling rod, through setting up articulated lever 24 and articulated shaft 25, can make articulated lever 24 can promote two rotation rings 26 synchronous rotation simultaneously, through setting up two sets of fixed blocks 27 and fixed roller 28, can make the both ends of oil drilling rod all firmly be fixed in the centre by four fixed rollers 28, thereby make the oil drilling rod can be fixed more firmly, and this kind of design can also fix the oil drilling rod of different sizes.

Example 2

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, a motor box A30 is fixedly arranged at the top of the bedplate 1, a motor A is fixedly arranged in the motor box A30, a rotating shaft is fixedly connected to the output end of the motor A through a coupler, a threaded rod A31 is fixedly connected to one end of the rotating shaft away from the motor A, a footing 32 is rotatably connected to one end of the threaded rod A31 away from the motor A, and the footing 32 is fixedly arranged on the bedplate 1. By welding the footing 32 to the pallet 1, the threaded rod a31 can be kept stable.

The outer wall threaded connection of threaded rod A31 has track 33, and track 33's one end top fixed mounting has motor case B34, and motor case B34's inside fixed mounting has motor B, and motor B's output passes through the shaft coupling fixedly connected with axis of rotation, and motor B's one end fixedly connected with threaded rod B35 is kept away from to the axis of rotation, rotates on threaded rod B35's the outer wall and is connected with movable block 36, and movable block 36's top fixedly connected with knife rest 37, track 33's bottom sliding connection has slide rail 300, slide rail 300 fixed mounting is at platen 1's top. By the cooperation of motor a and motor B, the milling cutter 38 is capable of reciprocating longitudinally and transversely to perform slot milling operations.

The milling cutter 38 is fixedly connected to the side wall of the tool rest 37, the water supply tank 39 is fixedly connected to the top of the tool rest 37, a water inlet is formed in the top of the water supply tank 39, the atomizing nozzle is fixedly connected to the side wall of the water supply tank 39, the sliding block 301 is fixedly connected to the bottom of one end of the track 33, where the motor box B34 is installed, of the track 33, the sliding groove 302 is slidably connected to the outer wall of the sliding block 301, and the sliding groove 302 is formed in the bedplate 1. By providing the milling cutter 38 made of steel, the milling cutter 38 can be made to have sufficient strength to perform a milling operation.

In this embodiment, through setting up milling flutes subassembly 3, can make the oil drilling rod by processing, through setting up motor A, can make threaded rod A31 drive track 33 and do reciprocating motion on slide rail 300, through setting up motor B, can make threaded rod B35 drive movable block 36 and do reciprocating motion on track 33, through setting up spout 302 and slider 301, can make the both ends of track 33 can synchronous motion, through setting up knife rest 37 and milling cutter 38, can carry out milling flutes processing to the oil drilling rod, through setting up water supply tank 39, in addition the setting of atomizing nozzle, can make milling cutter 38 can cool down under atomizing nozzle's water spray effect, thereby make milling cutter 38's hardness keep unchanged.

The working principle of the auxiliary tool for milling the groove of the screw thread of the petroleum drill rod is specifically described below.

When the oil drill rod milling groove is used, as shown in fig. 1-3, an oil drill rod needing to be milled is plugged in from the middle of the carrying cylinder 21, then the hydraulic cylinder 22 is started, the hydraulic cylinder 22 can push the hydraulic rod 23 to ascend, the hydraulic rod 23 can push the hinging rod 24 to move upwards, the hinging rod 24 can push the rotating ring 26 upwards, the rotating ring 26 can rotate and further drive the fixed block 27 fixedly connected to the rotating ring 26 to rotate together, the fixed block 27 can drive the fixed roller 28 to rotate together, the other end of the fixed roller 28 can slide in the fixed block 27 fixedly arranged on the carrying cylinder 21, and as the rotating distance of the rotating ring 26 is increased, the four fixed rollers 28 at two ends of the carrying cylinder 21 are closer to the middle until the oil drill rod is fixed.

When the petroleum drill rod is fixed, the motor A and the motor B are started again, the motor A rotates positively and negatively to drive the threaded rod A31 to rotate back and forth, the threaded rod A31 drives the track 33 to do reciprocating motion on the sliding rail 300, the motor B rotates positively and negatively to drive the threaded rod B35 to rotate back and forth, the threaded rod B35 drives the movable block 36 to do reciprocating motion on the track 33, and the milling cutter 38 can move transversely and longitudinally to perform groove milling on the petroleum drill rod.

Claims (6)

1. The utility model provides an oil drilling rod screw thread milling flutes auxiliary fixtures, includes platen (1), its characterized in that: the utility model discloses a bench, including base (20), fixed mounting has a year thing section of thick bamboo (21), fixed mounting has pneumatic cylinder (22) on the lateral wall of base (20), fixed subassembly (2) are provided with at the top of platen (1), the top of platen (1) is provided with milling flutes subassembly (3), the top fixed mounting of platen (1) has base (20).

2. The petroleum drill pipe thread milling groove auxiliary tool according to claim 1, wherein: the inside sliding connection of pneumatic cylinder (22) has hydraulic stem (23), the top fixedly connected with articulated rod (24) of hydraulic stem (23), the centre of articulated rod (24) articulates there is articulated shaft (25), the both ends of articulated shaft (25) articulate there is rotation circle (26), the inner wall of rotation circle (26) is connected with the outer wall rotation of carrying a thing section of thick bamboo (21).

3. The petroleum drill pipe thread milling groove auxiliary tool according to claim 2, wherein: fixed block (27) is fixedly installed on the outer wall of the rotating ring (26), fixed block (27) is fixedly installed on the outer wall of the carrying cylinder (21), and fixed roller (28) is arranged on the side face of the fixed block (27).

4. The petroleum drill pipe thread milling groove auxiliary tool according to claim 1, wherein: the motor box A (30) is fixedly mounted at the top of the bedplate (1), the motor A is fixedly mounted in the motor box A (30), the output end of the motor A is fixedly connected with a rotating shaft through a coupler, one end of the rotating shaft, which is far away from the motor A, is fixedly connected with a threaded rod A (31), one end of the threaded rod A (31), which is far away from the motor A, is rotationally connected with a base leg (32), and the base leg (32) is fixedly mounted on the bedplate (1).

5. The petroleum drill pipe thread milling groove auxiliary tool according to claim 4, wherein: the utility model discloses a motor box, including threaded rod A (31), motor box B (34), shaft coupling fixedly connected with axis of rotation is passed through to the outer wall threaded connection of threaded rod A (31), the one end top fixed mounting of track (33), the inside fixed mounting of motor box B (34), the one end fixedly connected with threaded rod B (35) that motor B was kept away from to the axis of rotation, rotate on the outer wall of threaded rod B (35) and be connected with movable block (36), the top fixedly connected with knife rest (37) of movable block (36), the bottom sliding connection of track (33) has slide rail (300), slide rail (300) fixed mounting is at the top of platen (1).

6. The petroleum drill pipe thread milling groove auxiliary tool according to claim 5, wherein: the utility model discloses a milling cutter, including rack (37) and motor case B, fixedly connected with milling cutter (38) on the lateral wall of rack (37), the top fixedly connected with supply tank (39) of rack (37), the top of supply tank (39) is provided with the water inlet, fixedly connected with atomizing nozzle on the lateral wall of supply tank (39), one end bottom fixedly connected with slider (301) of track (33) installation motor case B (34), the outer wall sliding connection of slider (301) has spout (302), spout (302) are seted up on platen (1).