Drill bit clamping mechanism for universal radial drilling machine

Abstract

The drill bit clamping mechanism for the universal radial drilling machine comprises a device bottom plate, a workbench is arranged on the device bottom plate, clamp mounting frames are arranged on the left side and the right side of the table top of the workbench, and a rotary assembly mounting frame is arranged in the middle of the table top of the workbench. A threaded rod is transversely connected to the clamp mounting frame in a threaded mode, the arranged threaded rod, a linear bearing, a guide shaft, a movable plate and clamping plates are used in cooperation, the threaded rod is rotated to drive the clamping plates on the two sides to move in the adjacent or opposite directions, and when the clamping plates move in the adjacent directions, a drill bit to be machined can be clamped; when the drill bit needs to be adjusted, the threaded rod is rotated, the clamping plates on the two sides move in the opposite directions, the clamping force on the drill bit is not kept any more, the driving motor is started, the driving gear driven by the driving motor drives the rotary gear to rotate, and a machined workpiece is driven to rotate to a proper position.

Description

Technical Field

[0001] The utility model relates to the technical field of drill bit clamping mechanisms, and specifically relates to a drill bit clamping mechanism for a universal radial drilling machine. Background Art

[0002] In the related art, a drill bit is a cutting tool used by a general drill or a drilling machine to cut a circular hole. The basic principle of a drill bit is to rotate the drill bit to cut the workpiece and then remove the drill chips through the drill groove.

[0003] In the process of implementing the embodiments of the present disclosure, it is found that there are at least the following problems in the related art:

[0004] The drill bit needs to be clamped and fixed using a clamping device during preparation, and the circumferential surface of the drill bit needs to be processed and polished during machining. However, the existing drill bit clamping device is not convenient for adjusting the machining position of the circumferential surface of the drill bit. Utility Model Content

[0005] The utility model aims to provide a drill bit clamping mechanism for a universal radial drilling machine to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drill bit clamping mechanism for a universal radial drilling machine, comprising a device bottom plate, a workbench is provided on the device bottom plate, a fixture mounting frame is provided on the left and right sides of the workbench surface, and a rotary component mounting frame is provided on the middle of the workbench surface; a threaded rod is connected to the fixture mounting frame in a transverse threaded manner, and linear bearings are transversely penetrated on the plate walls of the fixture mounting frames on the left and right sides, and guide shafts are penetrated in the linear bearings on the left and right sides at the same time; the inner ends of the guide shafts A movable plate is provided, a clamping plate is provided at the inner end of the movable plate, and a plurality of clamping grooves are provided on the clamping surface of the clamping plate; the number of the rotating component mounting frames is 2, and they are distributed on the front and rear sides of the workbench table surface, and driving gears are provided on the adjacent end faces of the two rotating component mounting frames, and a rotating gear is provided on the upper side of the driving gear, and the gear teeth of the rotating gear are meshed with the gear teeth of the driving gear, and a rotating shaft is penetrated through the middle of the rotating gear, and both ends of the rotating shaft are penetrated through the plate wall of the rotating component mounting frame on the corresponding side.

[0007] Preferably, a support plate is provided on the bottom plate of the device, and a drill processing center is provided on the support plate, and the processing position of the drill processing center corresponds to the position of the workbench.

[0008] Preferably, an embossed knob is provided at the outer end of the threaded rod.

[0009] Preferably, a driving motor is provided at the power input end of the driving gear, and the driving motor is fixed on the side wall of the rotating component mounting frame.

[0010] Preferably, a knob plunger is provided at the outer end of the rotating shaft, the locking end of the knob plunger abuts against the end of the rotating shaft, and the knob plunger is fixed to the outer side of the rotating component mounting frame by an L-shaped fixing frame.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model is used in combination with the threaded rod, linear bearing, guide shaft, movable plate and clamping plate, and the threaded rod is rotated to drive the clamping plates on both sides to move in adjacent or opposite directions. When it moves in adjacent directions, the drill bit to be processed can be clamped. When the drill bit needs to be adjusted, the threaded rod is rotated to make the clamping plates on both sides move in opposite directions so that they no longer maintain the clamping force on the drill bit. The drive motor is started, and the drive gear driven by the motor drives the rotary gear to rotate, thereby driving the processed workpiece to rotate to a suitable position, which is convenient for adjusting the processing position of the circumferential surface of the drill bit. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a main schematic diagram of the utility model;

[0013] Figure 2 It is a side view schematic diagram of the slewing assembly mounting frame and its mounting structure;

[0014] Figure 3 It is a top view schematic diagram of the fixture mounting frame and its mounting structure.

[0015] In the figure: 1. Device base plate; 2. Workbench; 3. Fixture mounting frame; 4. Rotary component mounting frame; 5. Threaded rod; 6. Linear bearing; 7. Guide shaft; 8. Moving plate; 9. Clamping plate; 10. Clamping groove; 11. Driving gear; 12. Rotary gear; 13. Rotating shaft; 14. Support plate; 15. Drill processing center; 16. Embossed knob; 17. Driving motor; 18. Knob plunger; 19. L-shaped fixing frame. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figure 1-3The utility model provides a technical solution: a drill bit clamping mechanism for a universal radial drilling machine, comprising a device bottom plate 1, a workbench 2 is arranged on the device bottom plate 1, a fixture mounting frame 3 is arranged on the left and right sides of the workbench 2, and a rotary component mounting frame 4 is arranged in the middle of the workbench 2; a threaded rod 5 is connected to the fixture mounting frame 3 in a transverse threaded manner, and linear bearings 6 are transversely penetrated on the plate walls of the fixture mounting frames 3 on the left and right sides, and guide shafts 7 are penetrated in the linear bearings 6 on the left and right sides at the same time; a moving plate 8 is arranged at the inner end of the guide shaft 7, a clamping plate 9 is arranged at the inner end of the moving plate 8, and a plurality of clamping grooves 10 are arranged on the clamping surface of the clamping plate 9; There are two rotating component mounting frames 4, which are distributed on the front and rear sides of the workbench 2. Adjacent end faces of the two rotating component mounting frames 4 are provided with driving gears 11. A rotating gear 12 is provided on the upper side of the driving gear 1. The gear teeth of the rotating gear 12 are meshed with the gear teeth of the driving gear 11, and a rotating shaft 13 is penetrated through the middle of the rotating gear 12. Both ends of the rotating shaft 13 are penetrated through the board wall of the corresponding side rotating component mounting frame 4. The power input end of the driving gear 11 is connected to the driving device, and the rotating driving gear 11 drives the rotating gear 12 to rotate, and the rotating gear 12 drives the processed workpiece to rotate to a suitable position for its processing.

[0018] Specifically, a support plate 14 is provided on the device base plate 1, and a drill processing center 15 is provided on the support plate 14. The processing position of the drill processing center 15 corresponds to the position of the workbench 2. The drill processing center 15 uses existing equipment to process the circumferential surface of the drill to be processed.

[0019] Specifically, an embossed knob 16 is provided at the outer end of the threaded rod 5. The embossed knob 16 is convenient for the staff to apply force to the threaded rod 5. The threaded rod 5 can be rotated by rotating the embossed knob 16. An external thread suitable for the operation of the device is provided on the outer wall of the threaded rod 5.

[0020] Specifically, a drive motor 17 is provided at the power input end of the drive gear 11, and the drive motor 17 is fixed on the side wall of the rotating component mounting frame 4. The drive end of the drive motor 17 is fixedly connected to the drive gear 11 to prevent the drive end of the drive motor 17 and the drive gear 11 from overloading. A coupling is provided at the connection. A coupling refers to a device that connects two shafts or a shaft and a rotating part, rotates together during the process of transmitting motion and power, and does not disengage under normal circumstances. It is sometimes also used as a safety device to prevent the connected parts from being subjected to excessive loads, thereby playing a role in overload protection.

[0021] Specifically, a knob plunger 18 is provided at the outer end of the rotating shaft 13 , and a locking end of the knob plunger 18 abuts against the end of the rotating shaft 13 . The knob plunger 18 is fixed to the outer side of the rotating component mounting frame 4 through an L-shaped fixing frame 19 .

[0022] Working principle: When the utility model is working, the threaded rod 5, linear bearing 6, guide shaft 7, movable plate 8, clamping plate 9 and embossed knob 16 are used in combination. The embossed knob 16 is rotated to drive the threaded rod 5 to rotate, and the rotating threaded rod 5 drives the clamping plates 9 on both sides to move in adjacent or opposite directions. When it moves in adjacent directions, the drill bit to be processed can be clamped. When the drill bit needs to be adjusted, the threaded rod 5 is rotated to make the clamping plates 9 on both sides move in opposite directions so that they no longer maintain the clamping force on the drill bit. The driving motor 17 is started, and the driving gear 11 driven by it drives the rotary gear 12 to rotate, so that the processed workpiece is driven to rotate to a suitable position, which is convenient for adjusting the processing position of the circumferential surface of the drill bit.

[0023] In the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] The standard parts used in the present invention can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0025] 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 drill bit clamping mechanism for a universal radial drilling machine, characterized in that: It comprises a device bottom plate (1), a workbench (2) is arranged on the device bottom plate (1), a fixture mounting frame (3) is arranged on the left and right sides of the workbench (2), and a rotary component mounting frame (4) is arranged in the middle of the upper surface of the workbench (2); The clamp mounting frame (3) is transversely threadedly connected with a threaded rod (5), and linear bearings (6) are transversely penetrated on the plate walls of the clamp mounting frame (3) on the left and right sides, and guide shafts (7) are penetrated in the linear bearings (6) on the left and right sides; The inner end of the guide shaft (7) is provided with a movable plate (8), the inner end of the movable plate (8) is provided with a clamping plate (9), and the clamping surface of the clamping plate (9) is provided with a plurality of clamping grooves (10); The number of the rotary component mounting frames (4) is 2 and they are distributed on the front and rear sides of the workbench (2). The adjacent end faces of the two rotary component mounting frames (4) are each provided with a driving gear (11). A rotary gear (12) is provided on the upper side of the driving gear (11). The gear teeth of the rotary gear (12) are meshed with the gear teeth of the driving gear (11). A rotating shaft (13) is provided through the middle of the rotary gear (12). Both ends of the rotating shaft (13) are provided through the plate wall of the rotary component mounting frame (4) on the corresponding side.

2. The drill bit clamping mechanism for a universal radial drilling machine according to claim 1, characterized in that: A support plate (14) is provided on the device bottom plate (1), and a drill processing center (15) is provided on the support plate (14), wherein the processing position of the drill processing center (15) corresponds to the position of the workbench (2).

3. The drill bit clamping mechanism for a universal radial drilling machine according to claim 1, characterized in that: The outer end of the threaded rod (5) is provided with an embossed knob (16).

4. The drill bit clamping mechanism for a universal radial drilling machine according to claim 1, characterized in that: A driving motor (17) is provided at the power input end of the driving gear (11), and the driving motor (17) is fixed on the side wall of the rotating component mounting frame (4).

5. The drill bit clamping mechanism for a universal radial drilling machine according to claim 1, characterized in that: The outer end of the rotating shaft (13) is provided with a knob plunger (18), the locking end of the knob plunger (18) abuts against the end of the rotating shaft (13), and the knob plunger (18) is fixed to the outer side of the rotating component mounting frame (4) through an L-shaped fixing frame (19).

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