Multifunctional sectional type punching drill bit
By designing a multi-function segmented drill bit, using hollow shaft, rectangular fixed pin, rectangular extension rod and reversible multi-function drill bit, the problem that existing drill bits cannot be adjusted according to material replacement and length is solved, and higher adaptability and flexibility are achieved.
Patent Information
- Application Number
- CN202420713393.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2025-05-06
- Estimated Expiration
- 2034-04-09
AI Technical Summary
The existing drill bits cannot be replaced according to the different drilling materials, and the drill bit length is fixed and cannot be adjusted, resulting in inconvenience in drilling work in different materials and small spaces.
A multifunctional segmented drill bit is designed, which adopts structures such as hollow shafts, rectangular fixed pins, rectangular extension rods and reversible multifunctional drill bits to realize material replacement and length adjustment of the drill bit.
The drill bit can be replaced according to different materials, and the drill bit length can be adjusted, suitable for different working environments, improving adaptability and flexibility in use.
Smart Images
Figure CN222830778U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of drilling bits, in particular to a multifunctional segmented drilling bit. Background Art
[0002] The drill bit is the cutting tool in the drill used to remove material to form a hole, and different types of holes can be drilled in different materials.
[0003] The existing drilling drill bits have certain drawbacks when in use. Firstly, the existing drilling drill bits cannot be replaced according to different drilling materials when in use, and there are limitations in use. At the same time, the existing drilling drill bits are fixed in length when in use, and the length of the drill bits cannot be adjusted, which is not convenient for drilling in small spaces.
[0004] Therefore, it is necessary to propose a multifunctional segmented drilling drill to solve the above problems. Utility Model Content
[0005] The main purpose of the utility model is to provide a multifunctional segmented drilling drill bit, which can effectively solve the problems in the background technology.
[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:
[0007] A multifunctional segmented drilling drill comprises a hollow shaft, the outer wall of the hollow shaft is provided with a groove, a rectangular fixing pin and a rectangular extension rod are arranged inside the hollow shaft, the rectangular extension rod is located on one side of the rectangular fixing pin, a fixing hole is arranged in the middle of the rectangular fixing pin, an adjustment limit groove is arranged in the middle of the rectangular extension rod, a replaceable multifunctional drill bit is arranged on the outer surface of one side of the rectangular fixing pin, a sealing ring is arranged on the outer surface of one end of the replaceable multifunctional drill bit, a mounting bottom rod is arranged on the outer surface of one side of the rectangular extension rod, a fixing bolt is arranged between the hollow shaft and the rectangular fixing pin, and a limit bolt is arranged between the hollow shaft and the rectangular extension rod.
[0008] Preferably, the interior of the hollow shaft is detachably connected to the middle portion of the rectangular fixing pin via a fixing bolt and a fixing hole.
[0009] Preferably, the interior of the hollow rod body is movably connected to the outer surfaces of the rectangular extension rod via a limit bolt and an adjustable limit groove.
[0010] Preferably, an outer surface of one end of the rectangular fixing pin is fixedly connected to a middle portion of one end of the replaceable multifunctional drill bit.
[0011] Preferably, an outer surface of one end of the replaceable multifunctional drill bit is fixedly connected to an outer surface of one end of the sealing ring.
[0012] Preferably, an outer surface of one side of the rectangular extension rod is fixedly connected to the middle portion of the mounting bottom rod.
[0013] Beneficial Effects
[0014] Compared with the prior art, the utility model has the following beneficial effects:
[0015] The multifunctional segmented drilling drill bit has a hollow rod body, a slot, a fixing bolt, a limit bolt, a rectangular fixing pin, a rectangular extension rod, a fixing hole, a sealing ring, a replaceable multifunctional drill bit, an adjustment limit slot and an installation bottom rod. When in use, the drilling drill bit can be replaced according to different drilling materials, and the length of the drilling drill bit can be adjusted during use, so that it has good adaptability and can be suitable for different working environments. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the overall structure of a multifunctional segmented drilling drill bit of the utility model;
[0017] Figure 2 This is a schematic diagram of the expanded structure of a multifunctional segmented drilling drill bit of the utility model;
[0018] Figure 3 This is a schematic diagram of the disassembled structure of a multifunctional segmented drilling drill bit of the utility model;
[0019] In the figure: 1. Hollow rod body; 2. Slot; 3. Fixing bolt; 4. Limit bolt; 5. Rectangular fixing pin; 6. Rectangular extension rod; 7. Fixing hole; 8. Sealing ring; 9. Interchangeable multifunctional drill bit; 10. Adjusting limit slot; 11. Installing bottom rod. DETAILED DESCRIPTION
[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0021] like Figure 1-3As shown, a multifunctional segmented drilling drill bit comprises a hollow shaft 1, the outer wall of the hollow shaft 1 is provided with a slot 2, a rectangular fixing pin 5 and a rectangular extension rod 6 are arranged inside the hollow shaft 1, the rectangular extension rod 6 is located on one side of the rectangular fixing pin 5, a fixing hole 7 is arranged in the middle of the rectangular fixing pin 5, an adjustment limit groove 10 is arranged in the middle of the rectangular extension rod 6, a replaceable multifunctional drill bit 9 is arranged on the outer surface of one side of the rectangular fixing pin 5, a sealing ring 8 is arranged on the outer surface of one end of the replaceable multifunctional drill bit 9, a mounting bottom rod 11 is arranged on the outer surface of one side of the rectangular extension rod 6, a fixing bolt 3 is arranged between the hollow shaft 1 and the rectangular fixing pin 5, and a limit bolt 4 is arranged between the hollow shaft 1 and the rectangular extension rod 6.
[0022] It should be noted that the utility model is a multifunctional segmented drilling drill bit, which is used by the hollow shaft 1, slot 2, fixing bolt 3, limiting bolt 4, rectangular fixing pin 5, rectangular extension rod 6, fixing hole 7, sealing ring 8, replaceable multifunctional drill bit 9, adjusting limiting groove 10 and installing bottom rod 11. When in use, the fixing bolt 3 is first disassembled according to the different materials of the holes to be punched. After disassembly, the limiting bolt 4 on the replaceable multifunctional drill bit 9 is vertically pulled out and disassembled. After disassembly, the required replaceable multifunctional drill bit 9 is inserted into the hollow shaft 1 through the rectangular fixing pin 5, and the fixing hole 7 is aligned. Finally, the hollow shaft 1 and the replaceable multifunctional drill are connected through the fixing bolt 3. The rectangular fixing pin 5 on the head 9 is connected and fixed, and the connecting gap is filled with the sealing ring 8 when fixing. After completing the replacement of the drill bit, the rectangular extension rod 6 is pulled out from the inside of the hollow rod body 1 by removing the rectangular fixing pin 5 on the hollow rod body 1. After pulling it out to the required length, the adjustment limit groove 10 is aligned and locked by the rectangular fixing pin 5. After the extension work is completed, the drilling drill bit is connected to the driving assembly by installing the bottom rod 11. When in use, the drilling drill bit can be replaced according to the different drilling materials, and the length of the drilling drill bit can be adjusted during use, so that it has good adaptability and can be suitable for different working environments.
[0023] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A multifunctional segmented drilling drill, comprising a hollow shaft (1), characterized in that: The outer wall of the hollow shaft (1) is provided with a slot (2), the interior of the hollow shaft (1) is provided with a rectangular fixing pin (5) and a rectangular extension rod (6), the rectangular extension rod (6) is located on one side of the rectangular fixing pin (5), the middle of the rectangular fixing pin (5) is provided with a fixing hole (7), the middle of the rectangular extension rod (6) is provided with an adjustment limit slot (10), the outer surface of one side of the rectangular fixing pin (5) is provided with a replaceable multifunctional drill bit (9), the outer surface of one end of the replaceable multifunctional drill bit (9) is provided with a sealing ring (8), the outer surface of one side of the rectangular extension rod (6) is provided with a mounting bottom rod (11), a fixing bolt (3) is provided between the hollow shaft (1) and the rectangular fixing pin (5), and a limit bolt (4) is provided between the hollow shaft (1) and the rectangular extension rod (6).
2. A multifunctional segmented drilling drill according to claim 1, characterized in that: The interior of the hollow shaft (1) is detachably connected to the middle of the rectangular fixing pin (5) via a fixing bolt (3) and a fixing hole (7).
3. The multifunctional segmented drilling drill according to claim 1, characterized in that: The interior of the hollow rod body (1) is movably connected to the outer surfaces of the rectangular extension rod (6) via a limit bolt (4) and an adjustable limit groove (10).
4. The multifunctional segmented drilling drill according to claim 1, characterized in that: The outer surface of one end of the rectangular fixing pin (5) is fixedly connected to the middle part of one end of the replaceable multifunctional drill bit (9).
5. The multifunctional segmented drilling drill according to claim 1, characterized in that: The outer surface of one end of the replaceable multifunctional drill bit (9) is fixedly connected to the outer surface of one end of the sealing ring (8).
6. The multifunctional segmented drilling drill according to claim 1, characterized in that: One side outer surface of the rectangular extension rod (6) is fixedly connected to the middle portion of the mounting bottom rod (11).