Petroleum machinery sealing type test hole machining tool

Abstract

The utility model discloses a petroleum machinery sealing type test hole machining tool which comprises a drill rod assembly, a drill bit assembly is arranged at the top end of the drill rod assembly and comprises a drill bit, cutting edges are integrally formed on the outer walls of the two sides of the drill bit, and two second chip removal cooling grooves distributed in a spiral staggered structure are formed in the outer portion of the drill bit. An inserting barrel is integrally formed at the bottom end of the drill bit, two limiting openings are formed in the inner wall of the inserting barrel, the drill rod assembly comprises a drill rod, and two first chip removal cooling grooves distributed in a spiral staggered structure are formed in the outer portion of the drill rod; the hole machining tool composed of the drill rod assembly and the drill bit assembly belongs to an optimized working mode in design, energy loss is reduced, working efficiency is improved, meanwhile, the technical requirements of operators are reduced, product quality and machining efficiency are improved, and the hole machining tool is suitable for large-scale popularization and application. And the method has no influence on environment and safety and is suitable for various working environments.

Description

Technical Field

[0001] The utility model relates to the technical field of machining of test holes for petroleum machinery seals, and particularly relates to a cutting tool for machining test holes for petroleum machinery seals. Background Art

[0002] The test hole for petroleum machinery seals is an interface for high-pressure test sealing, a channel that can be sealed through high-pressure tests. It has high technical requirements, many dimensional requirements, great machining difficulty, uses a variety of different types of cutting tools, has a long machining time and average quality.

[0003] For example, a hole machining tool head and a hole machining tool with the application number CN201410237254.5 and the authorization announcement date of 20190621. The hole machining tool head is provided with a cutting edge group. The cutting edge group includes a circumferential cutting edge. At least one of the circumferential cutting edges is provided with an arched cutting edge. There is a circumferential high convex point between the two end points of the arched cutting edge. The radius of curvature of the high convex point is R, and 50mm ≤ R ≤ 1000mm. The hole machining tool head of the present invention has the advantages of high machining accuracy, high machining surface quality and small cutting vibration. The hole machining tool includes a tool body and also includes the hole machining tool head of the present invention. The hole machining tool head is fixedly arranged on the tool body. The hole machining tool of the present invention correspondingly has the advantages of high machining accuracy, high machining surface quality and small cutting vibration.

[0004] Most traditional machining methods can only machine the required features through a combination of various different types of cutting tools. The machining with various different cutting tools will affect the machining accuracy and positional accuracy, and has low efficiency. It is not convenient to measure during the machining process, which is not conducive to mass production and has high technical requirements for machine tool operators. Due to the existence of the above reasons, the work efficiency is low, the product qualification rate is affected, and the requirements for personnel are high. In view of these factors, therefore, it is urgent to design a cutting tool for machining test holes for petroleum machinery seals to solve the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a cutting tool for machining test holes for petroleum machinery seals to solve the above deficiencies in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A cutting tool for machining test holes for petroleum machinery seals includes a drill rod assembly. The top end of the drill rod assembly is provided with a drill bit assembly. The drill bit assembly includes a drill bit. Cutting edges are integrally formed on the outer walls on both sides of the drill bit. Two chip removal and cooling grooves II distributed in a spiral staggered structure are opened outside the drill bit. A socket is integrally formed at the bottom end of the drill bit, and two limiting ports are opened on the inner wall of the socket.

[0008] Further, the drill pipe assembly includes a drill pipe, and two chip removal and cooling grooves I are formed on the outer part of the drill pipe in a spiral staggered structure distribution.

[0009] Further, a groove is formed at the bottom end of the drill pipe, and a socket hole is formed at the center of the top of the inner wall of the groove.

[0010] Further, a sliding groove is formed at the top end of the drill pipe, and the sliding groove communicates with the socket hole.

[0011] Further, a mounting seat is arranged inside the sliding groove, two insertion blocks are slidably inserted outside the mounting seat, one end of each insertion block is inserted into a limiting opening, and a spring is installed between the two insertion blocks through a bolt.

[0012] Further, a mounting shaft is installed inside the socket hole through a bearing, a nut head is welded to the bottom end of the mounting shaft, and the top end of the mounting shaft extends into the sliding groove.

[0013] Further, a threaded portion is integrally formed at the top end of the mounting shaft, a slider is threadedly connected to the outside of the threaded portion, the slider is slidably connected inside the sliding groove, and the top end of the slider contacts the insertion block.

[0014] In the above technical solution, a hole machining tool for testing oil machinery seals provided by the present utility model has the following beneficial effects:

[0015] (1) By providing the drill pipe assembly and the drill bit assembly, the hole machining tool composed of the drill pipe assembly and the drill bit assembly can be optimized in design. Through the design of the cutting edge with the same shape as the machining shape, energy consumption is reduced, work efficiency is improved, the technical requirements of operators are reduced, product quality and machining efficiency are improved, and there is no impact on the environment and safety, and it is applicable to various working environments.

[0016] (2) By providing the insertion cylinder, the limiting opening, the mounting seat, the insertion block and the slider, when turning the nut head with a tool, the mounting shaft can be rotated, the threaded portion can drive the slider to slide inside the sliding groove, so that the slider no longer presses against the insertion block, and then under the action of the spring, the two insertion blocks will disengage from the limiting opening, so that the restriction between the insertion cylinder and the mounting seat is released, which is convenient for workers to quickly disassemble the drill pipe assembly and the drill bit assembly, and then replace the damaged drill bit, so that the tool can continue to be used later.

[0017] (3) Through the design of the forming reamer of the present utility model, energy consumption is reduced, work efficiency is improved, at the same time, the finish machining of multiple tools can be replaced, product quality and machining efficiency are improved, and there is no impact on the environment and safety, and it is applicable to various working environments. Description of the Drawings

[0018] To more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings.

[0019] Figure 1 This is the overall structural schematic diagram provided for an embodiment of a drilling tool for machining test holes of a petroleum mechanical seal type of the present utility model.

[0020] Figure 2 This is the structural schematic diagram of the drill pipe assembly provided for an embodiment of a drilling tool for machining test holes of a petroleum mechanical seal type of the present utility model.

[0021] Figure 3 This is the structural schematic diagram of the drill bit assembly provided for an embodiment of a drilling tool for machining test holes of a petroleum mechanical seal type of the present utility model.

[0022] Explanation of reference numerals:

[0023] 1. Drill pipe assembly; 2. Drill bit assembly; 3. Drill pipe; 4. First chip removal and cooling groove; 5. Groove; 6. Insertion hole; 7. Installation shaft; 8. Nut head; 9. Sliding groove; 10. Threaded part; 11. Slide block; 12. Installation seat; 13. Insert block; 14. Drill bit; 15. Cutting edge; 16. Insert cylinder; 17. Limit port; 18. Second chip removal and cooling groove; 19. Spring. Specific embodiments

[0024] In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the following will further introduce the present utility model in detail in conjunction with the drawings.

[0025] As Figures 1-3 shown, a drilling tool for machining test holes of a petroleum mechanical seal type provided by an embodiment of the present utility model includes a drill pipe assembly 1. A drill bit assembly 2 is provided at the top of the drill pipe assembly 1. The drill bit assembly 2 includes a drill bit 14. Cutting edges 15 are integrally formed on the outer walls on both sides of the drill bit 14. Two second chip removal and cooling grooves 18 distributed in a spiral staggered structure are formed on the outside of the drill bit 14. An insert cylinder 16 is integrally formed at the bottom end of the drill bit 14, and two limit ports 17 are formed on the inner wall of the insert cylinder 16.

[0026] Specifically, in this embodiment, it includes a drill pipe assembly 1. At the top of the drill pipe assembly 1, there is a drill bit assembly 2. The drill bit assembly 2 includes a drill bit 14. On both outer walls of the drill bit 14, cutting edges 15 are integrally formed. Two chip removal and cooling grooves II 18 distributed in a spiral staggered structure are formed outside the drill bit 14. The structure formed by the chip removal and cooling grooves II 18 and the cutting edges 15 belongs to an optimized working mode in design. Through the design of cutting edges with the same shape as the processed shape, it realizes reducing energy consumption, improving work efficiency, while reducing the technical requirements for operators, improving product quality and processing efficiency, and having no impact on the environment and safety. It is applicable to various working environments. At the bottom end of the drill bit 14, an insertion cylinder 16 is integrally formed, and two limiting ports 17 are formed on the inner wall of the insertion cylinder 16.

[0027] A hole processing tool for testing holes in petroleum machinery seals provided by the present utility model. The hole processing tool composed of the drill pipe assembly 1 and the drill bit assembly 2 belongs to an optimized working mode in design. Through the design of cutting edges with the same shape as the processed shape, it realizes reducing energy consumption, improving work efficiency, while reducing the technical requirements for operators, improving product quality and processing efficiency, and having no impact on the environment and safety. It is applicable to various working environments.

[0028] In an embodiment provided by the present utility model, such as Figures 2-3As shown in the figure, the drill pipe assembly 1 includes a drill pipe 3. Two chip removal and cooling grooves 4 distributed in a spiral staggered structure are arranged on the outer side of the drill pipe 3. The chip removal and cooling grooves 4 facilitate the discharge of chips drilled during processing. A groove 5 is arranged at the bottom end of the drill pipe 3, and a socket hole 6 is arranged at the center of the top of the inner wall of the groove 5. The socket hole 6 facilitates the installation shaft 7 to be installed inside the drill pipe 3. A sliding groove 9 is arranged at the top end of the drill pipe 3, and the sliding groove 9 communicates with the socket hole 6. An installation seat 12 is arranged inside the sliding groove 9. Two insertion blocks 13 are slidably inserted outside the installation seat 12. The insertion blocks 13 are inserted into the limit ports 17, so that the drill bit 14 can be installed on the drill pipe 3. One end of the insertion block 13 is inserted into the limit port 17. A spring 19 is installed between the two insertion blocks 13 through a bolt. The installation shaft 7 is installed inside the socket hole 6 through a bearing, and a nut head 8 is welded to the bottom end of the installation shaft 7. A hexagonal groove is arranged on the nut head 8, which is convenient for workers to turn the nut head 8 with a wrench. The top end of the installation shaft 7 extends into the sliding groove 9. A threaded part 10 is integrally formed at the top end of the installation shaft 7. When the installation shaft 7 rotates, the threaded part 10 can drive the slider 11 to slide inside the sliding groove 9, so that the slider 11 abuts against the insertion block 13, so that one end of the insertion block 13 is inserted into the limit port 17. And the threaded part 10 is externally threaded with the slider 11. During processing, when it is found that the drill bit 14 is damaged, the worker can use a tool to turn the nut head 8, which can make the installation shaft 7 rotate, so that the threaded part 10 drives the slider 11 to slide inside the sliding groove 9, so that the slider 11 no longer abuts against the insertion block 13. Then under the action of the spring 19, the two insertion blocks 13 will disengage from the limit port 17, so that the restriction between the insertion cylinder 16 and the installation seat 12 is released, which is convenient for the worker to quickly disassemble the drill pipe assembly 1 and the drill bit assembly 2, so as to replace the damaged drill bit 14, so that the tool can continue to be used later. The slider 11 is slidably connected inside the sliding groove 9, and the top end of the slider 11 is in contact with the insertion block 13.

[0029] Embodiment 1

[0030] A processing tool for a test hole of a petroleum mechanical seal class includes a drill pipe assembly 1. A drill bit assembly 2 is arranged at the top end of the drill pipe assembly 1. The drill bit assembly 2 includes a drill bit 14. Cutting edges 15 are integrally formed on the outer walls on both sides of the drill bit 14. Two chip removal and cooling grooves 18 distributed in a spiral staggered structure are arranged outside the drill bit 14. The structure formed by the chip removal and cooling grooves 18 and the cutting edges 15 belongs to an optimized working mode in design. Through the design of a cutting edge opening with the same shape as the processing shape, the energy consumption is reduced, the working efficiency is improved, at the same time, the technical requirements of the operator are reduced, the product quality and processing efficiency are improved, and there is no impact on the environment and safety, and it is applicable to various working environments. An insertion cylinder 16 is integrally formed at the bottom end of the drill bit 14, and two limit ports 17 are arranged on the inner wall of the insertion cylinder 16.

[0031] Embodiment 2

[0032] This embodiment is further limited on the basis of embodiment 1, wherein the drill rod assembly 1 includes a drill rod 3, and the outside of the drill rod 3 is provided with two chip removal cooling grooves 4 distributed in a spiral staggered structure, the chip removal cooling groove 4 is convenient for discharging the debris drilled during processing, a groove 5 is provided at the bottom end of the drill rod 3, and a plug hole 6 is provided at the top center of the inner wall of the groove 5, the plug hole 6 is convenient for the installation shaft 7 to be installed inside the drill rod 3, a sliding groove 9 is provided at the top of the drill rod 3, and the sliding groove 9 and the plug hole 6 are interconnected, a mounting seat 12 is provided inside the sliding groove 9, and two plug blocks 13 are slidably plugged outside the mounting seat 12, and the plug block 13 is inserted into the limit opening 17, so that the drill bit 14 can be installed on the drill rod 3, one end of the plug block 13 is plugged into the limit opening 17, a spring 19 is installed between the two plug blocks 13 by bolts, a mounting shaft 7 is installed inside the plug hole 6 by a bearing, and a nut head 8 is welded to the bottom end of the mounting shaft 7, and a hexagonal groove is provided on the nut head 8, which is convenient for workers to turn the nut head with a wrench 8. The top of the installation shaft 7 extends to the inside of the sliding groove 9. The top of the installation shaft 7 is integrally formed with a threaded portion 10. When the installation shaft 7 rotates, the threaded portion 10 can slide with the slider 11 in the sliding groove 9, so that the slider 11 abuts against the plug block 13, so that one end of the plug block 13 is inserted into the limiting opening 17, and the outer thread of the threaded portion 10 is threadedly connected with the slider 11. During processing, if the drill bit 14 is found to be damaged, the worker can use a tool to rotate the nut head 8 to rotate the installation shaft 7, so that the threaded portion 10 slides with the slider 11 in the sliding groove 9, so that the slider 11 no longer abuts against the plug block 13, and then under the action of the spring 19, the two plug blocks 13 will be separated from the limiting opening 17, so that the restriction between the insert tube 16 and the mounting seat 12 is released, so that the worker can quickly disassemble the drill rod assembly 1 and the drill bit assembly 2, thereby replacing the damaged drill bit 14, so that the tool can continue to be used later, and the slider 11 is slidably connected in the sliding groove 9, and the top of the slider 11 contacts the plug block 13.

[0033] Working principle: The user first installs the reamer tool body composed of the drill rod assembly 1 and the drill bit assembly 2 on the tool handle used by the machine tool, and then operates the machine tool to enable the tool to process the workpiece. When drilling, the hole processing tool composed of the drill rod assembly 1 and the drill bit assembly 2 is designed with a cutting edge that is the same as the processing shape, thereby reducing energy loss and improving work efficiency. At the same time, it reduces the technical requirements of the operator, improves product quality and processing efficiency, and has no impact on the environment and safety. It is suitable for various working environments, and the shaping reamer design of the tool reduces energy loss and improves work efficiency. At the same time, it can replace multiple tools. Fine machining improves product quality and machining efficiency, and has no impact on the environment and safety. It is suitable for various working environments. During subsequent machining, if the drill bit 14 is found to be damaged, the worker can use a tool to rotate the nut head 8 to rotate the mounting shaft 7, so that the threaded portion 10 slides with the slider 11 inside the sliding groove 9, so that the slider 11 no longer presses against the plug block 13, and then under the action of the spring 19, the two plug blocks 13 will be separated from the limit opening 17, so that the restriction between the insert 16 and the mounting seat 12 is released, which is convenient for workers to quickly disassemble the drill rod assembly 1 and the drill bit assembly 2, thereby replacing the damaged drill bit 14, so that the tool can continue to be used later.

[0034] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A test hole machining tool for petroleum mechanical seals, comprising a drill rod assembly (1), characterized in that: A drill bit assembly (2) is provided at the top of the drill rod assembly (1), and the drill bit assembly (2) comprises a drill bit (14), and cutting edges (15) are integrally formed on the outer walls of both sides of the drill bit (14), and two chip removal cooling grooves (18) are arranged on the outside of the drill bit (14) and are distributed in a spiral staggered structure, and an insert tube (16) is integrally formed at the bottom end of the drill bit (14), and two limit openings (17) are arranged on the inner wall of the insert tube (16).

2. The petroleum mechanical seal test hole machining tool according to claim 1, characterized in that: The drill rod assembly (1) comprises a drill rod (3), and the outside of the drill rod (3) is provided with two chip removal cooling grooves (4) distributed in a spiral staggered structure.

3. A petroleum mechanical seal test hole machining tool according to claim 2, characterized in that: A groove (5) is provided at the bottom end of the drill rod (3), and a plug-in hole (6) is provided at the center of the top of the inner wall of the groove (5).

4. The petroleum mechanical seal test hole machining tool according to claim 3, characterized in that: A sliding groove (9) is provided at the top end of the drill rod (3), and the sliding groove (9) and the plug hole (6) are interconnected.

5. The petroleum mechanical seal test hole machining tool according to claim 4, characterized in that: A mounting seat (12) is provided inside the sliding groove (9), and two insert blocks (13) are slidably inserted outside the mounting seat (12), one end of the insert block (13) is inserted inside the limiting opening (17), and a spring (19) is installed between the two insert blocks (13) via bolts.

6. The petroleum mechanical seal test hole machining tool according to claim 5, characterized in that: A mounting shaft (7) is installed inside the plug hole (6) via a bearing, and a nut head (8) is welded to the bottom end of the mounting shaft (7), and the top end of the mounting shaft (7) extends to the inside of the sliding groove (9).

7. The petroleum mechanical seal test hole machining tool according to claim 6, characterized in that: The top end of the installation shaft (7) is integrally formed with a threaded portion (10), and the threaded portion (10) is externally threadedly connected to a slider (11), the slider (11) is slidably connected inside the sliding groove (9), and the top end of the slider (11) is in contact with the insert block (13).

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