Horizontal die forging device for petroleum drill rod joint
By designing a horizontal die forging device for oil drill pipe joints, the mechanical structure driven by motor and cylinder is used to solve the problem of poor fixedness of drill pipe joints during die forging, stable die forging and flexible displacement are achieved, and processing efficiency is improved.
Patent Information
- Application Number
- CN202420889453.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-26
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-04-26
AI Technical Summary
The lack of fixed structure during the die forging of existing drill rod joints makes it difficult for the drill rod to flexibly push into the die forging components, reducing working efficiency.
A horizontal die forging device for oil drill pipe joints is designed, including die forging components, workbenches, reverse screws, motors, mobile plates, positioning arc plates, electric guide rails, cylinders and controllers, and the reverse screws are driven by motors Rotate and cylinder push the mobile frame to achieve stable clamping and flexible displacement of the drill rod.
Improves the accuracy and efficiency of die forging, avoids manual manual operation, and adapts to the processing needs of different models of drill pipe joints.
Smart Images
Figure CN222268567U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of die forging processing of drill pipe joints, in particular to a horizontal die forging device for a petroleum drill pipe joint. Background Art
[0002] Drill pipe is a steel pipe with a threaded tail end, which is used to connect the surface equipment of the drilling rig and the drilling and grinding equipment or bottom hole device at the bottom of the well. The purpose of the drill pipe is to transport drilling mud to the drill bit and raise, lower or rotate the bottom hole device together with the drill bit. The drill pipe can withstand huge internal and external pressure, twisting, bending and vibration. In the process of oil and gas extraction and refining, the drill pipe can be used many times.
[0003] Drill pipe joints are important connecting components of oil drilling tools. Drill pipe joints have very strict requirements on materials, structure and mechanical properties. Most specifications of drill pipe joints are produced by forging.
[0004] At present, in the process of die forging drill pipe joints, the drill pipe joints are mostly placed in the die forging assembly for die forging, lacking a fixed structure for the drill pipe, and the drill pipe cannot be flexibly pushed into the die forging assembly according to different models of the drill pipe, resulting in reduced work efficiency. Therefore, it is necessary to propose a horizontal die forging device for oil drill pipe joints to solve the above-mentioned problems. Utility Model Content
[0005] The utility model aims to provide a horizontal die forging device for a petroleum drill pipe joint, which has the effect of ensuring stable die forging of the drill pipe joint and improving the die forging accuracy. Secondly, the drill pipe joint can be flexibly pushed to move according to different models of the drill pipe joint, thereby avoiding manual operation and reducing the work efficiency.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a horizontal die forging device for oil drill pipe joints, comprising a die forging assembly, a workbench is installed on the lower end surface of the die forging assembly, a cavity is penetrated through the front end surface of the workbench, a reverse screw is rotatably connected inside the cavity, a motor whose output end is fixedly connected to the reverse screw is installed on the right side of the workbench, two moving plates are threadedly connected to the outer wall of the reverse screw, and a plurality of positioning arc plates arranged oppositely are fixedly connected to the opposite sides of the two moving plates;
[0007] The left and right sides of the lower end surface of the workbench are fixedly connected with fixed cavities, the left and right sides of the inner walls of the two fixed cavities are installed with electric guide rails, the outer walls of the two electric guide rails located in the same fixed cavity are slidably connected with a moving frame through an electric sliding sleeve, and a cylinder is installed on the lower end surface of the moving frame, and the output end of the cylinder passes through and extends to the interior of the moving frame and is fixedly connected with a push plate.
[0008] In order to stably forge the drill pipe joint, as a preferred horizontal forging device for a petroleum drill pipe joint of the utility model, the front end surface of the workbench is provided with a groove, a vertical plate is installed inside the groove, a through hole is penetrated through the outer wall of the vertical plate, four extrusion plates are arranged inside the through hole, and two damping springs are installed between the opposite sides of the four extrusion plates and the through hole.
[0009] In order to guide the moving drill pipe, as a preferred embodiment of the horizontal die forging device for a petroleum drill pipe joint of the utility model, a roller is rotatably connected between the two fixed cavities.
[0010] In order to increase the friction between the positioning arc plate and the drill pipe, as a preferred embodiment of the horizontal die forging device for a petroleum drill pipe joint of the utility model, a rubber pad is fixedly connected to the inner wall of the positioning arc plate.
[0011] In order to keep the drill pipe vertically placed, as a preferred embodiment of the horizontal die forging device for a petroleum drill pipe joint of the utility model, the positioning arc plate, the through hole and the push plate are all located in the same plane.
[0012] In order to control the normal operation of the motor, the electric guide rail and the cylinder, as a preferred horizontal die forging device for a petroleum drill pipe joint of the utility model, a controller is installed on the right side of the workbench, and the motor, the electric guide rail and the cylinder are all electrically connected to the controller.
[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0014] The utility model firstly enables the motor to drive the reverse screw to rotate, so as to cause the two moving plates to approach each other until the multiple positioning arc plates clamp and fix the drill rod, thereby ensuring the stable die forging effect of the drill rod joint and improving the die forging accuracy. Secondly, the moving frame is moved down according to the length of the drill rod until the push plate abuts against the lower end of the drill rod, so that the cylinder can push the drill rod to move in the direction close to the die forging component until one end of the drill rod joint is inserted into the die forging component, thereby realizing the flexible pushing of the drill rod joint to be displaced according to different models of the drill rod joint, thereby avoiding manual operation and reducing the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is the overall structure diagram of the utility model;
[0016] Figure 2 This is a structural diagram of the connection between the fixed cavity and the mobile frame of the utility model;
[0017] Figure 3 This is a three-dimensional structural diagram of the movable plate of the utility model;
[0018] Figure 4 This is a structural diagram of a vertical plate of the present utility model.
[0019] In the figure: 1. die forging assembly; 2. workbench; 201. cavity; 202. reverse screw; 203. motor; 204. moving plate; 205. positioning arc plate; 3. groove; 301. vertical plate; 302. through hole; 303. extrusion plate; 304. damping spring; 4. fixed cavity; 401. roller; 402. electric guide rail; 403. moving frame; 404. push plate; 405. cylinder. DETAILED DESCRIPTION
[0020] See also Figures 1 to 4 A horizontal die forging device for a petroleum drill pipe joint comprises a die forging assembly 1, a workbench 2 is installed on the lower end surface of the die forging assembly 1, a cavity 201 is penetrated through the front end surface of the workbench 2, a reverse screw rod 202 is rotatably connected inside the cavity 201, a motor 203 whose output end is fixedly connected to the reverse screw rod 202 is installed on the right side of the workbench 2, two moving plates 204 are threadedly connected to the outer wall of the reverse screw rod 202, and a plurality of positioning arc plates 205 arranged oppositely are fixedly connected to the opposite sides of the two moving plates 204;
[0021] The left and right sides of the lower end surface of the workbench 2 are fixedly connected to the fixed cavities 4, the left and right sides of the inner walls of the two fixed cavities 4 are installed with electric guide rails 402, the outer walls of the two electric guide rails 402 located in the same fixed cavity 4 are slidably connected to the moving frame 403 through an electric sliding sleeve, and the lower end surface of the moving frame 403 is installed with a cylinder 405, the output end of the cylinder 405 passes through and extends to the interior of the moving frame 403 and is fixedly connected with a push plate 404.
[0022] In this embodiment: the drill rod is placed on the workbench 2, and the motor 203 is started according to the model of the drill rod, so that the motor 203 drives the reverse screw 202 to rotate, and the two movable plates 204 are driven to approach each other until the multiple positioning arc plates 205 clamp and fix the drill rod, thereby ensuring the stable die forging effect of the drill rod joint and improving the die forging accuracy. Secondly, the electric guide rail 402 is operated according to the length of the drill rod, so that the electric sliding sleeve pushes the movable frame 403 downward, thereby driving the cylinder 405 downward until the push plate 404 abuts against the lower end of the drill rod, and then the cylinder 405 can be started to push the drill rod to move in the direction close to the die forging assembly 1 until one end of the drill rod joint is inserted into the die forging assembly 1, thereby realizing the flexible displacement of the drill rod joint according to different models of the drill rod joint, thereby avoiding manual operation and reducing work efficiency.
[0023] As a technical optimization solution of the utility model, a groove 3 is provided on the front end face of the workbench 2, a vertical plate 301 is installed inside the groove 3, a through hole 302 is penetrated through the outer wall of the vertical plate 301, four extrusion plates 303 are arranged inside the through hole 302, and two damping springs 304 are installed between the opposite sides of the four extrusion plates 303 and the through hole 302.
[0024] In this embodiment: one end of the drill rod is inserted into the through hole 302, and the extrusion plate 303 is squeezed according to different models of the drill rod to compress the damping spring 304 until the drill rod is completely inserted, thereby limiting the position of the drill rod and achieving subsequent stable die forging of the drill rod joint.
[0025] As a technical optimization solution of the present utility model, a roller 401 is rotatably connected between the two fixed cavities 4 .
[0026] In this embodiment, the movable drill rod can be guided by the rotating roller 401 .
[0027] As a technical optimization solution of the present invention, a rubber pad is fixedly connected to the inner wall of the positioning arc plate 205 .
[0028] In this embodiment, the friction between the positioning arc plate 205 and the drill rod can be increased by the rubber pad.
[0029] As a technical optimization solution of the utility model, the positioning arc plate 205, the through hole 302 and the push plate 404 are all located in the same plane.
[0030] In this embodiment, the positioning arc plate 205, the through hole 302 and the push plate 404 are all located in the same plane, so that the drill rod can be kept in a vertical position.
[0031] As a technical optimization solution of the present invention, a controller is installed on the right side of the workbench 2, and the motor 203, the electric guide rail 402 and the cylinder 405 are all electrically connected to the controller.
[0032] In this embodiment, the motor 203, the electric guide rail 402 and the cylinder 405 can be controlled by the controller to work normally.
[0033] Working principle: first, insert one end of the drill rod into the through hole 302, and squeeze the squeezing plate 303 according to the different models of the drill rod, so as to compress the damping spring 304 until the drill rod is completely inserted, and at the same time, the drill rod is placed on the workbench 2, and the motor 203 is started according to the model of the drill rod, so that the motor 203 drives the reverse screw 202 to rotate, so as to drive the two moving plates 204 to approach each other, until the multiple positioning arc plates 205 clamp and fix the drill rod, thereby ensuring the stable die forging effect of the drill rod joint and improving the die forging accuracy. Secondly, according to the length of the drill rod, the electric guide rail 402 is operated to drive the electric sliding sleeve to push the moving frame 403 downward, thereby driving the cylinder 405 downward until the push plate 404 abuts against the lower end of the drill rod, and then the cylinder 405 can be started to push the drill rod to move in the direction close to the die forging assembly 1 until one end of the drill rod joint is inserted into the die forging assembly 1, thereby realizing the flexible displacement of the drill rod joint according to the different models of the drill rod joint, thereby avoiding the problem of manual operation and reduced work efficiency.
[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A horizontal die forging device for a petroleum drill pipe joint, comprising a die forging assembly (1), characterized in that: A workbench (2) is installed on the lower end surface of the die forging assembly (1), a cavity (201) is penetrated through the front end surface of the workbench (2), a reverse screw rod (202) is rotatably connected inside the cavity (201), a motor (203) whose output end is fixedly connected to the reverse screw rod (202) is installed on the right side of the workbench (2), two movable plates (204) are threadedly connected to the outer wall of the reverse screw rod (202), and a plurality of positioning arc plates (205) arranged opposite to each other are fixedly connected to opposite sides of the two movable plates (204); The left and right sides of the lower end surface of the workbench (2) are fixedly connected to fixed cavities (4), the left and right sides of the inner walls of the two fixed cavities (4) are installed with electric guide rails (402), the outer walls of the two electric guide rails (402) located in the same fixed cavity (4) are slidably connected to a moving frame (403) through an electric sliding sleeve, and the lower end surface of the moving frame (403) is installed with a cylinder (405), the output end of the cylinder (405) penetrates and extends to the interior of the moving frame (403) and is fixedly connected to a push plate (404).
2. A horizontal die forging device for a petroleum drill pipe joint according to claim 1, characterized in that: The front end surface of the workbench (2) is provided with a groove (3), a vertical plate (301) is installed inside the groove (3), a through hole (302) is penetrated through the outer wall of the vertical plate (301), four extrusion plates (303) are arranged inside the through hole (302), and two damping springs (304) are installed between the opposite sides of the four extrusion plates (303) and the through hole (302).
3. A horizontal die forging device for oil drill pipe joints according to claim 1, characterized in that: A rotating roller (401) is rotatably connected between the two fixed chambers (4).
4. A horizontal die forging device for a petroleum drill pipe joint according to claim 1, characterized in that: A rubber pad is fixedly connected to the inner wall of the positioning arc plate (205).
5. The horizontal die forging device for oil drill pipe joints according to claim 1, characterized in that: The positioning arc plate (205), the through hole (302) and the push plate (404) are all located on the same plane.
6. A horizontal die forging device for oil drill pipe joints according to claim 1, characterized in that: A controller is installed on the right side of the workbench (2), and the motor (203), the electric guide rail (402) and the cylinder (405) are all electrically connected to the controller.