CN219747042U - A kind of micro-rotor engine eccentric spindle - Google Patents

Abstract

The utility model discloses an eccentric spindle of a micro rotor engine, which includes an eccentric spindle body. One end of the eccentric spindle body is slidably connected with a positioning sleeve, and one end of the positioning sleeve is fixedly connected with a processing plate. The positioning sleeve is There are support frames fixedly connected to the outer walls on both sides. One end of the support frame is inserted with a threaded rod. One end of the threaded rod is threaded with a moving cylinder. One end of the moving cylinder is fixedly connected with a moving plate. The bottom of the moving plate is rotatably connected to a pressure wheel. A wedge-shaped plate is provided below the pressure wheel. An inserting plate is fixedly connected to the bottom of the wedge-shaped plate. The inserting plate is slidably inserted into the positioning sleeve. One end of the plate located in the positioning sleeve is fixedly connected with a clamping plate. The arrangement of the external auxiliary plate of the utility model can facilitate the processing and fixation of the eccentric spindle, and is convenient for disassembly and assembly.

Description

A kind of micro-rotor engine eccentric spindle

Technical field

The utility model relates to the field of rotary engine-related products, specifically an eccentric spindle of a micro-rotor engine.

Background technique

In advanced manufacturing fields and application industries such as engines and machining, rotary engines are mostly used in drones and small cars. Currently, we do not have our own rotary engines in China, let alone micro-rotor engines. As the core component of the micro-rotor engine, the eccentric spindle of the micro-rotor engine must be equipped with gears and bearings to connect the front and rear end covers, so that the rotor rotates in an eccentric state to generate cylinder pressure in the cylinder, thereby driving the engine's eccentric spindle to rotate. , and then enter the working state.

However, the existing eccentric spindle is inconvenient to determine the machining center during the machining process, making it difficult to fix the fixture with the machining center for production and has defects.

Utility model content

The purpose of this utility model is to provide an eccentric main shaft of a micro-rotor engine to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present invention provides the following technical solution: an eccentric spindle of a micro-rotor engine, including an eccentric spindle body. One end of the eccentric spindle body is slidably connected with a positioning sleeve, and one end of the positioning sleeve is fixedly connected with a positioning sleeve. Processing plate, the outer walls of both sides of the positioning sleeve are fixedly connected with support frames, one end of the support frame is inserted with a threaded rod, one end of the threaded rod is threaded with a moving cylinder, and one end of the moving cylinder A moving plate is fixedly connected, and a pressure wheel is rotatably connected to the bottom of the moving plate. A wedge-shaped plate is provided below the pressure wheel. An inserting plate is fixedly connected below the wedge-shaped plate. The inserting plate is slidably inserted. On the positioning sleeve, one end of the inserting plate located in the positioning sleeve is fixedly connected with a clamping plate.

Preferably, the support frame is provided with a limit groove, a limit rod is fixedly connected in the limit groove, and the moving plate is slidably connected to the limit rod.

Preferably, one end of the threaded rod is fixedly connected with a rotating block.

Preferably, the support frame is provided with a through hole corresponding to the threaded rod, a bearing is fixedly connected to the through hole, and the threaded rod is fixedly inserted in the bearing.

Preferably, a spring is fixedly connected between both ends of the wedge plate and the positioning sleeve.

Preferably, the inner wall of the clamping plate is provided with anti-slip patterns arranged at an angle.

Compared with the existing technology, the beneficial effects of this utility model are:

The eccentric spindle of the micro-rotor engine is connected to one end of the eccentric spindle body by a positioning sleeve, and then the threaded rod is rotated. At this time, the moving cylinder threaded on the threaded rod will follow the movement and realize the movement of the moving plate. At this time, the movement of the moving plate is realized. The plate will drive the pressure wheel to press against the wedge-shaped plate. The wedge-shaped plate will drive the inserting plate to move under the push of the pressure wheel, thereby realizing the clamping and fixing of the eccentric spindle body by the clamping plate, thereby realizing the installation of the processing plate. It is convenient to use the processing plate. When installed between the equipment of the machining center, the utility model adopts the external auxiliary plate to facilitate the processing and fixation of the eccentric spindle, and is easy to disassemble and assemble.

Description of the drawings

Figure 1 is a schematic structural diagram of an eccentric main shaft of a micro-rotor engine according to the present invention;

Figure 2 is an enlarged view of position A of the eccentric main shaft of a micro-rotor engine of the present invention.

In the picture: 1. Eccentric spindle body; 2. Positioning sleeve; 3. Processing plate; 4. Support frame; 5. Threaded rod; 6. Moving cylinder; 7. Moving plate; 8. Pressure wheel; 9. Wedge plate; 10. Insertion plate; 11. Card plate; 12. Limiting rod; 13. Rotary block; 14. Bearing; 15. Spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example.

Please refer to Figures 1-2. An embodiment of the present invention is provided: an eccentric spindle of a micro-rotor engine, including an eccentric spindle body 1. One end of the eccentric spindle body 1 is slidably connected with a positioning sleeve 2. One end of the positioning sleeve 2 is The fixed sleeve is connected with the processing plate 3, and the outer walls of both sides of the positioning sleeve 2 are fixedly connected with support frames 4. One end of the support frame 4 is inserted with a threaded rod 5, and one end of the threaded rod 5 is threaded with a movable cylinder 6. One end of the barrel 6 is fixedly connected with a moving plate 7, and the bottom of the moving plate 7 is rotationally connected with a pressure wheel 8. A wedge plate 9 is provided below the pressure wheel 8, and an insert plate 10 is fixedly connected below the wedge plate 9. The insert plate 10 is slidably inserted into the positioning sleeve 2. One end of the plug-in plate 10 located in the positioning sleeve 2 is fixedly connected to a clamping plate 11. Specifically, when the threaded rod 5 is rotated, the moving cylinder 6 is threadedly connected to the threaded rod 5. It will follow the movement and realize the movement of the moving plate 7. At this time, the moving plate 7 will drive the pressing wheel 8 to press the wedge plate 9. The wedge plate 9 will drive the inserting plate 10 to move under the push of the pressing wheel 8 to realize the clamping plate 11. The eccentric spindle body 1 is clamped and fixed to realize the installation of the processing plate 3 .

In this embodiment, the support frame 4 is provided with a limiting groove, and the limiting rod 12 is fixedly connected in the limiting groove. The moving plate 7 is slidably connected to the limiting rod 12 to support the moving plate 7; A rotary block 13 is fixedly connected to one end to facilitate the rotation of the threaded rod 5; the support frame 4 is provided with a through hole corresponding to the threaded rod 5, a bearing 14 is fixedly connected to the through hole, and the threaded rod 5 is fixedly inserted in the bearing 14. The threaded rod 5 is rotated and supported; springs 15 are fixedly connected between the two ends of the wedge plate 9 and the positioning sleeve 2 to facilitate the rebound of the wedge plate 9 to the initial position; the inner wall of the clamping plate 11 is provided with an anti-slip inclined plate pattern to increase clamping stability.

Working principle: First, connect the positioning sleeve 2 to one end of the eccentric spindle body 1, and then rotate the threaded rod 5. At this time, the moving cylinder 6 threaded on the threaded rod 5 will follow the movement to realize the movement of the moving plate 7. At this time, the moving plate 7 will drive the pressure wheel 8 to press the wedge plate 9. The wedge plate 9 will drive the insert plate 10 to move under the push of the pressure wheel 8, thereby realizing the clamping and fixing of the eccentric spindle body 1 by the clamping plate 11. This realizes the installation of the processing plate 3, and uses the processing plate 3 to facilitate the fixation between the eccentric spindle body 1 and the machining center equipment.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is therefore intended that all claims falling within the rights All changes within the meaning and scope of the required equivalent elements are included in the present invention. Any reference signs in the claims shall not be construed as limiting the claim in question.

Claims (6)

1. An eccentric spindle of a micro-rotor engine, including an eccentric spindle body (1), characterized in that: one end of the eccentric spindle body (1) is slidably connected with a positioning sleeve (2), and the positioning sleeve (2) is A processing plate (3) is fixedly connected to one end of the sleeve, and support frames (4) are fixedly connected to the outer walls of both sides of the positioning sleeve (2). A threaded rod (5) is inserted into one end of the support frame (4). , one end of the threaded rod (5) is threadedly connected to a moving cylinder (6), one end of the moving cylinder (6) is fixedly connected to a moving plate (7), and the bottom of the moving plate (7) is rotationally connected to Pressure wheel (8), a wedge-shaped plate (9) is provided below the pressure wheel (8), and an inserting plate (10) is fixedly connected below the wedge-shaped plate (9), and the inserting plate (10) The plug-in plate (10) is slidably inserted into the positioning sleeve (2), and one end of the plug-in plate (10) located in the positioning sleeve (2) is fixedly connected to a clamping plate (11). 2. An eccentric spindle of a micro-rotor engine according to claim 1, characterized in that: a limit groove is provided on the support frame (4), and a limit rod (12) is fixedly connected in the limit groove, so The moving plate (7) is slidably connected to the limiting rod (12). 3. An eccentric spindle of a micro-rotor engine according to claim 1, characterized in that: one end of the threaded rod (5) is fixedly connected with a rotary block (13). 4. An eccentric spindle of a micro-rotor engine according to claim 1, characterized in that: the support frame (4) is provided with a through hole corresponding to the threaded rod (5), and a bearing is fixedly connected in the through hole. (14), the threaded rod (5) is fixedly inserted in the bearing (14). 5. An eccentric spindle of a micro-rotor engine according to claim 1, characterized in that a spring (15) is fixedly connected between both ends of the wedge plate (9) and the positioning sleeve (2). 6. The eccentric spindle of a micro-rotor engine according to claim 1, characterized in that: the inner wall of the clamping plate (11) is provided with anti-slip patterns arranged in an inclined manner.