Booster shaft body pin hole drilling tool

Abstract

The utility model discloses a supercharger shaft body pin hole drilling tool, which relates to the technical field of pin hole drilling tools and comprises a base, a placing table fixedly arranged on the base, a door-shaped frame fixedly arranged on the base, a lifting plate slidably arranged in the door-shaped frame, and a telescopic rod fixedly mounted on the door-shaped frame and used for driving the lifting plate to move up and down. A pressing block matched with the containing table is installed below the lifting plate, a motor is fixedly arranged on one side of the lifting plate, a drill bit is installed at the driving end of the motor, a sliding groove is formed in one end of the containing table, and a baffle is arranged in the sliding groove in a sliding mode. One end of the shaft body abuts against the baffle so that the shaft body can be limited in the axial direction, manual positioning does not need to be carried out every time drilling is carried out, after the pressing block makes contact with the shaft body, the shaft body is pressed through thrust of the spring, after drilling is completed, the lifting plate is controlled to ascend, and then the pressing block can be separated from the shaft body; and manual clamping is not needed every time when the shaft body is replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of pin hole drilling tools, in particular to a supercharger shaft pin hole drilling tool. Background Art

[0002] The turbocharger is mainly composed of a pump wheel and a turbine. The pump wheel and the turbine are connected by a shaft. The exhaust gas discharged from the engine drives the pump wheel, and the pump wheel drives the turbine to rotate. After the turbine rotates, it pressurizes the intake system. Since the shaft body needs to be installed with multiple parts, in order to ensure the connection strength of these parts, pin holes need to be opened on the shaft body along its radial direction;

[0003] For example, in the utility model patent with announcement number CN206216520U, a connecting shaft pin hole processing device applied to the technical field of mechanical equipment shaft parts processing equipment is disclosed, the connecting shaft pin hole processing device comprises a device base, a slot penetrating the device base is arranged on the side of the device base, a connecting shaft clamping groove I is arranged at the lower end of the slot, an adjusting screw is screwed on the upper end of the device base, and the adjusting screw is arranged to be able to extend into the slot;

[0004] However, the utility model cannot limit the axial direction of the shaft body, which makes it inconvenient to determine the drilling position in the axial direction on the shaft body, and the device needs to manually fix the shaft body each time drilling, resulting in low processing efficiency. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a supercharger shaft pin hole drilling tool to solve the problems raised in the above background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a supercharger shaft pin hole drilling tool, comprising a base, a placing table is fixedly arranged on the base, a portal frame is fixedly arranged on the base, a lifting plate is slidably arranged in the portal frame, a telescopic rod for driving the lifting plate to move up and down is fixedly installed on the portal frame, a pressure block matching the placing table is installed under the lifting plate, a motor is fixedly arranged on one side of the lifting plate, a drill bit is installed on the driving end of the motor, a slide groove is opened at one end of the placing table, a baffle is slidably arranged in the slide groove, and the baffle is connected to a positioning and adjustment component.

[0007] Preferably, guide rods are fixedly provided at the four corners above the pressing block, the guide rods are slidably connected to the lifting plate, and a spring is installed on the guide rods between the lifting plate and the pressing block.

[0008] Preferably, the positioning adjustment assembly includes a threaded rod, a threaded barrel is fixedly provided on the base, the threaded rod is screwed into the threaded barrel, and one end of the threaded rod is rotatably connected to the baffle.

[0009] Preferably, a turntable is fixedly mounted on the other end of the threaded rod.

[0010] Preferably, the upper surface of the placement table and the lower surface of the pressing block are both provided with a V-shaped opening, a plurality of openings 1 are provided below the pressing block, the width of the opening 1 is greater than the spacing between two adjacent openings 1, and the placement table is provided with an opening 2 which is staggered with the plurality of openings 1.

[0011] Beneficial Effects

[0012] The utility model provides a supercharger shaft pin hole drilling tool, which has the following beneficial effects: the position of the baffle plate can be adjusted by rotating the turntable, and one end of the shaft body can be abutted against the baffle plate to limit the axial direction of the shaft body, so that the drilling position is directly below the drill bit, and there is no need to manually position the hole every time the hole is drilled. Starting the telescopic rod can make the lifting plate descend, and when the pressure block contacts the shaft body, the spring will be compressed, and the shaft body will be pressed by the thrust of the spring. At the same time, the drill bit continues to descend with the lifting plate to achieve drilling of the shaft body. After the drilling is completed, the lifting plate can be controlled to rise to make the pressure block separate from the shaft body, so that manual clamping is not required every time the shaft body is replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is the main internal structure diagram of the utility model;

[0014] Figure 2 for Figure 1 Sectional view of AA.

[0015] In the figure: 1. base; 2. placing table; 3. door frame; 4. lifting plate; 5. pressure block; 6. motor; 7. drill bit; 8. slide groove; 9. baffle; 10. telescopic rod; 11. guide rod; 12. spring; 13. threaded cylinder; 14. threaded rod; 15. turntable; 16. opening one; 17. opening two. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0017] See also Figure 1-2The utility model provides a technical solution: a supercharger shaft pin hole drilling tool, including a base 1, a placing table 2 is fixedly arranged on the base 1, a door frame 3 is fixedly arranged on the base 1, a lifting plate 4 is slidably arranged in the door frame 3, a telescopic rod 10 for driving the lifting plate 4 to move up and down is fixedly installed on the door frame 3, the telescopic rod 10 adopts a cylinder or a hydraulic cylinder, and a pressure block 5 matching the placing table 2 is installed under the lifting plate 4. The pressure block 5 can press the shaft body on the placing table 2, and a motor 6 is fixedly arranged on one side of the lifting plate 4. A drill bit 7 is installed on the driving end of the motor 6. The lifting plate 4 is lowered to drive the pressure block 5 and the drill bit 7 to descend at the same time. A slide groove 8 is opened at one end of the placing table 2, and a baffle 9 is slidably arranged in the slide groove 8. The baffle 9 is connected with a positioning and adjustment component, and the axial limit of the shaft body is achieved by pressing the shaft body against the baffle 9.

[0018] As an embodiment of the utility model, guide rods 11 are fixedly provided at the four corners above the pressure block 5, and the guide rods 11 are slidably connected in the lifting plate 4. A spring 12 is installed on the guide rod 11 between the lifting plate 4 and the pressure block 5. When the pressure block 5 contacts the shaft body, the spring 12 is compressed, and the shaft body is pressed by the thrust of the spring 12. At the same time, the lifting plate 4 can continue to drive the drill bit 7 to descend for drilling.

[0019] As an embodiment of the utility model, the positioning and adjustment assembly includes a threaded rod 14, a threaded barrel 13 is fixedly arranged on the base 1, the threaded rod 14 is screwed into the threaded barrel 13, one end of the threaded rod 14 is rotatably connected to the baffle 9, and the position of the baffle 9 in the slide groove 8 can be controlled by rotating the threaded rod 14, thereby adjusting the drill bit 7 to be in the axial direction of the shaft body.

[0020] As an embodiment of the present invention, a turntable 15 is fixedly mounted on the other end of the threaded rod 14 , and the threaded rod 14 is driven to rotate by rotating the turntable 15 .

[0021] As an embodiment of the utility model, the upper surface of the placement table 2 and the lower surface of the pressing block 5 are both provided with V-shaped openings, and the shaft body is fixed by the upper and lower V-shaped openings. A plurality of openings 16 are provided below the pressing block 5, and the width of the opening 16 is greater than the spacing between two adjacent openings 16. The placement table 2 is provided with an opening 17 that is staggered with the plurality of openings 16. When the pressing block 5 is lowered, it can be inserted into the placement table 2, reducing the distance between the upper and lower V-shaped openings, so that a shaft body with a smaller diameter can be clamped.

[0022] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and a suitable controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

[0023] The working principle and use process of the utility model are as follows: when in use, the shaft body is placed on the placement table 2, and the position of the baffle 9 can be adjusted by rotating the turntable 15. The axial direction of the shaft body can be limited by abutting one end of the shaft body against the baffle 9, so that the drilling position is directly below the drill bit 7. Starting the telescopic rod 10 can make the lifting plate 4 descend, and the lifting plate 4 can drive the pressure block 5 and the drill bit 7 to descend. When the pressure block 5 contacts the shaft body, the spring 12 will be compressed, and the shaft body will be pressed by the thrust of the spring 12. At the same time, the drill bit 7 continues to descend with the lifting plate 4 to achieve drilling of the shaft body. After the drilling is completed, the lifting plate 4 can be controlled to rise to make the pressure block 5 separate from the shaft body.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A supercharger shaft pin hole drilling tool, characterized in that: The invention comprises a base (1), a placing table (2) is fixedly arranged on the base (1), a door frame (3) is fixedly arranged on the base (1), a lifting plate (4) is slidably arranged in the door frame (3), a telescopic rod (10) is fixedly arranged on the door frame (3) for driving the lifting plate (4) to move up and down, a pressing block (5) matching the placing table (2) is installed below the lifting plate (4), a motor (6) is fixedly arranged on one side of the lifting plate (4), a drill bit (7) is installed on the driving end of the motor (6), a sliding groove (8) is opened at one end of the placing table (2), a baffle (9) is slidably arranged in the sliding groove (8), and the baffle (9) is connected to a positioning adjustment component.

2. A supercharger shaft pin hole drilling tool according to claim 1, characterized in that: Guide rods (11) are fixedly arranged at the four corners above the pressing block (5), and the guide rods (11) are slidably connected to the lifting plate (4). A spring (12) is installed on the guide rods (11) between the lifting plate (4) and the pressing block (5).

3. The supercharger shaft pin hole drilling tool according to claim 1, characterized in that: The positioning adjustment assembly comprises a threaded rod (14), a threaded barrel (13) is fixedly arranged on the base (1), the threaded rod (14) is screwed into the threaded barrel (13), and one end of the threaded rod (14) is rotatably connected to the baffle (9).

4. A supercharger shaft pin hole drilling tool according to claim 3, characterized in that: A rotating disk (15) is fixedly mounted on the other end of the threaded rod (14).

5. The supercharger shaft pin hole drilling tool according to claim 1, characterized in that: The upper surface of the placement platform (2) and the lower surface of the pressing block (5) are both provided with a V-shaped opening, a plurality of openings (16) are provided below the pressing block (5), the width of the openings (16) is greater than the spacing between two adjacent openings (16), and the placement platform (2) is provided with an opening (17) which is staggered with the plurality of openings (16).

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