CN219043859U

CN219043859U - Pressing tool for round ball head alloy column of petroleum while-drilling centralizer

Info

Publication number: CN219043859U
Application number: CN202223476900.2U
Authority: CN
Inventors: 王文; 黄昀; 陈昱良; 张泽丽
Original assignee: Guizhou Gaofeng Petroleum Machinery Co Ltd
Current assignee: Guizhou Gaofeng Petroleum Machinery Co Ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-19
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a pressing tool for a round ball head alloy column of a petroleum while-drilling centralizer, which comprises a bottom plate, wherein one end of the bottom plate is fixedly connected with a stand column, a height locking ring is fixedly connected to the stand column, a bearing support ring and a cantilever support ring are respectively sleeved on the stand column and positioned on the upper part of the height locking ring, a thrust ball bearing is rotationally connected between the bearing support ring and the cantilever support ring, a cantilever vertical to the stand column is fixedly connected to the cantilever support ring, a pressure head guide seat is sleeved on the cantilever, a locking screw is in threaded connection with the pressure head guide seat, a guide sleeve is fixedly installed on the pressure head guide seat, and an alignment guide rod is in clearance fit in a guide hole of the guide sleeve. The utility model can guide the clamping alignment of the ball head alloy column, ensures the coaxiality of the outer cylindrical surface of the ball head alloy column and the workpiece hole, ensures that the interference of the ball head alloy column and the workpiece hole is uniform and consistent, and simultaneously has stable press-mounting quality and improved production efficiency.

Description

Pressing tool for round ball head alloy column of petroleum while-drilling centralizer

Technical Field

The utility model relates to a pressing tool for a round ball head alloy column of a petroleum while-drilling centralizer, and belongs to the technical field of machining of downhole tools in oil fields.

Background

The utility model provides a frock of impressing of centering body round ball head alloy post for oil (well drilling) while boring, mainly used alignment guide bar alignment hole's position is put into the ball head alloy post, with the alignment guide bar with ball head alloy post impress in the work piece hole. The existing pressing-in mode is that firstly, the ball head alloy column is gently knocked into a workpiece hole by 1-2 mm, then the ball head alloy column is pressed into the hole on an upper press machine, the processing mode is low in efficiency, and sometimes the phenomenon of inclination or pressing inclination of the ball head alloy column also occurs, so that the processing quality is affected.

Disclosure of Invention

The utility model aims to provide a tool for pressing a round ball head alloy column of a petroleum while-drilling centralizer, which effectively ensures coaxiality of the ball head alloy column and a workpiece hole, prevents quality problems such as inclination and the like of the ball head alloy column, ensures uniform and consistent interference fit quantity, attractive appearance quality and improves processing efficiency.

The technical scheme of the utility model is as follows: the utility model provides a petroleum is along with boring frock of pressing in of righting body round ball head alloy post, including the bottom plate, fixedly connected with stand in the one end of bottom plate, fixedly connected with height locking ring on the stand, on the stand and be located high locking ring the upper portion cover respectively have bearing support ring and cantilever support ring, and rotate between bearing support ring and the cantilever support ring and be connected with thrust ball bearing, fixedly connected with on the cantilever support ring with stand vertically cantilever, cover has the pressure head guide holder on the cantilever, threaded connection has locking screw on the pressure head guide holder, fixedly mounted has the uide bushing on the pressure head guide holder, clearance fit has the alignment guide bar in the guiding hole of uide bushing; the other end of the bottom plate is provided with a sliding plate, two ends of the top of the sliding plate are fixedly connected with V-shaped supporting seats, and a supporting shaft is arranged between the V-shaped supporting seats.

Further, the height locking ring is an annular hoop, and the opening end of the annular hoop is fixedly connected by adopting a fastening bolt.

Further, the center line of the alignment guide rod is perpendicular to the surface of the bottom plate.

Furthermore, two circular arc grooves are symmetrically formed between the sliding plate and the bottom plate, and a group of steel balls are arranged in the circular arc grooves.

Furthermore, the front end of the alignment guide rod is provided with a guide head which can be inserted into the mounting hole of the workpiece and press the ball head alloy column into the mounting hole of the workpiece

By adopting the technical scheme, the utility model has the advantages that: the utility model can guide the clamping alignment of the ball head alloy column, ensures the coaxiality of the outer cylindrical surface of the ball head alloy column and the workpiece hole, ensures that the interference of the ball head alloy column and the workpiece hole is uniform and consistent, and simultaneously has stable press-mounting quality and improved production efficiency.

Drawings

FIG. 1 is a front view of a schematic structural diagram of the present utility model;

FIG. 2 is a side view of a schematic of the structure of the present utility model;

fig. 3 is a schematic view of the structure of the workpiece after press-fitting.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail with reference to the accompanying drawings and examples.

Embodiments of the utility model: referring to fig. 1 and 2, the pressing tool for the round ball head alloy column of the petroleum while-drilling centralizer comprises a bottom plate 1, wherein one end of the bottom plate 1 is fixedly connected with a stand column 2, a height locking ring 12 is fixedly connected to the stand column 2, a bearing supporting ring 14 and a cantilever supporting ring 15 are respectively sleeved on the stand column 2 and positioned on the upper part of the height locking ring 12, a thrust ball bearing 13 is rotationally connected between the bearing supporting ring 14 and the cantilever supporting ring 15, a cantilever 4 vertical to the stand column 2 is fixedly connected to the cantilever supporting ring 15, a pressure head guide seat 16 is sleeved on the cantilever 4, a locking screw 17 is in threaded connection with the pressure head guide seat 16, a guide sleeve 18 is fixedly installed on the pressure head guide seat 16, and an alignment guide rod 19 is in clearance fit in a guide hole of the guide sleeve 18; a sliding plate 7 is arranged at the other end of the bottom plate 1, V-shaped supporting seats 8 are fixedly connected to two ends of the top of the sliding plate 7, and a supporting shaft 9 is arranged between the V-shaped supporting seats 8. The height locking ring 12 is an annular hoop, and the opening end of the annular hoop is fixedly connected by adopting the fastening bolt 11, so that when the height of the height locking ring 12 needs to be adjusted, the fastening bolt 11 can be loosened for adjustment, and the fastening bolt 11 can be screwed down again after the adjustment. The center line of the alignment guide rod 19 is vertical to the surface of the bottom plate 1, so that the alignment guide rod 19 can be vertically inserted into a workpiece hole, and quality problems such as inclination and the like of a ball alloy post after press fitting are prevented; the front end of the alignment guide rod 19 is provided with a guide head, and the guide head can be inserted into a mounting hole of a workpiece and can press the ball head alloy column into the mounting hole of the workpiece. Two circular arc grooves are symmetrically formed between the sliding plate 7 and the bottom plate 1, and a group of steel balls 6 are arranged in the circular arc grooves, so that rolling contact between the sliding plate 7 and the bottom plate 1 can be kept, and the sliding plate 7 can be moved conveniently. In order to prevent the sliding plate 7 from slipping off the bottom plate 1, a limit screw 5 is screwed to the end of the bottom plate 1.

The working principle of the utility model is as follows:

the bottom plate 1 is firstly placed on a workbench 20 of a YH41 press, the position size is adjusted, the bottom plate 1 is fastened on the workbench 20 by using a connecting bolt 3, a supporting shaft 9 penetrates into a central hole of a workpiece, then the supporting shaft 9 is prevented from being arranged on a V-shaped supporting seat 8 on a sliding plate 7, the height position of a height locking ring 12 is adjusted, a gap of 1-3 mm is reserved between the lower end of a guide sleeve 18 and the workpiece, and the height locking ring 12 is fixed by using a fastening bolt 11 after the height is adjusted. At this time, the pressure and the stroke of the press are adjusted, the alignment guide rod 19 is inserted into the guide hole of the guide sleeve 18, and the lower end of the alignment guide rod 19 is inserted into the mounting hole of the workpiece, so as to achieve the purpose of aligning the mounting hole. After alignment is completed, the alignment guide rod 19 is taken out, the ball alloy column is placed into the guide hole of the guide sleeve 18 to guide the ball alloy column to freely fall, the alignment guide rod 19 is placed into the guide hole of the guide sleeve 18, the pressure is started to press down, and the ball alloy column is pressed into the mounting hole of the workpiece.

The workpiece is rotated and the slide plate 7 is moved left and right so that the next mounting hole on the workpiece is aligned with the guide hole of the guide sleeve 18, and then the above operation is repeated to complete the press-fitting of the ball alloy column of the other mounting hole, as shown in fig. 3.

Claims

1. The utility model provides a frock of impressing of body round ball head alloy post is right while drilling to oil, includes bottom plate (1), its characterized in that: one end of the bottom plate (1) is fixedly connected with a stand column (2), a height locking ring (12) is fixedly connected to the stand column (2), a bearing supporting ring (14) and a cantilever supporting ring (15) are respectively sleeved on the stand column (2) and positioned on the upper part of the height locking ring (12), a thrust ball bearing (13) is rotationally connected between the bearing supporting ring (14) and the cantilever supporting ring (15), a cantilever (4) perpendicular to the stand column (2) is fixedly connected to the cantilever supporting ring (15), a pressure head guide seat (16) is sleeved on the cantilever (4), a locking screw (17) is connected to the pressure head guide seat (16) in a threaded manner, a guide sleeve (18) is fixedly installed on the pressure head guide seat (16), and an alignment guide rod (19) is in clearance fit in a guide hole of the guide sleeve (18); the other end of the bottom plate (1) is provided with a sliding plate (7), two ends of the top of the sliding plate (7) are fixedly connected with V-shaped supporting seats (8), and a supporting shaft (9) is arranged between the V-shaped supporting seats (8).

2. The tool for pressing the round ball head alloy column of the petroleum while-drilling centralizer according to claim 1, wherein the tool is characterized in that: the height locking ring (12) is an annular hoop, and the opening end of the annular hoop is fixedly connected by adopting a fastening bolt (11).

3. The tool for pressing the round ball head alloy column of the petroleum while-drilling centralizer according to claim 1, wherein the tool is characterized in that: the center line of the alignment guide rod (19) is perpendicular to the surface of the bottom plate (1).

4. The tool for pressing the round ball head alloy column of the petroleum while-drilling centralizer according to claim 1, wherein the tool is characterized in that: two circular arc grooves are symmetrically formed between the sliding plate (7) and the bottom plate (1), and a group of steel balls (6) are arranged in the circular arc grooves.

5. The tool for pressing the round ball head alloy column of the petroleum while-drilling centralizer according to claim 1, wherein the tool is characterized in that: the front end of the alignment guide rod (19) is provided with a guide head.