Anti-falling drill bit facilitating chip removal and used for aluminum material machining

Abstract

The utility model discloses an aluminum material processing anti-falling drill bit convenient for chip removal, and particularly relates to the technical field of aluminum material processing, the aluminum material processing anti-falling drill bit comprises a base, the bottom of the base is fixedly connected with a positioning seat, the bottom of the positioning seat is provided with a drill rod handle hole, and the drill rod handle hole arranged at the bottom of the positioning seat is convenient for installation of a drill rod and ensures stable operation. Through holes are evenly distributed in the inner wall of the hole, detachable springs are arranged in the through holes, one ends of the springs are fixedly connected with clamping blocks, the through holes provide installation space, the clamping blocks flexibly clamp the drill rod handle body by means of elastic force of the springs, the drill rod handle body is prevented from falling off during high-speed rotation, drilling accuracy deviation is reduced, and production cost waste is reduced. The outer side of the threaded drill rod is provided with a spiral chip removal groove, chip removal is optimized, resistance is reduced, the bottom of the threaded drill rod is provided with a high-quality sharp drill bit, excellent cutting and wear-resisting performance is achieved, the drilling requirements of complex working conditions are met, and the cleaning difficulty is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminium material processing technical field more specifically, the utility model relates to a kind of anti-falling drill bit for aluminium material processing with chip removal convenient. BACKGROUND

[0002] Drill bit is an important cutting tool, plays an important role in metal processing and mechanical manufacturing and other fields, and the selection of appropriate drill bit type and specification, and correct use method, it is important to improve processing efficiency and quality.

[0003] Through retrieval, existing patent publication No. CN202023051536.6 discloses a kind of milling cutter for numerical control cutter with chip removal convenient, including milling cutter main part, the bottom of the milling cutter main part is provided with connecting seat, recess is opened in the end of the connecting seat, the milling cutter main part is engaged with recess, the bottom of the milling cutter main part is provided with connecting groove;The utility model is connected when the milling cutter main part and the connecting seat need to be connected, can be conveniently and firmly docked by the connecting groove, connecting block, limit slot, built-in slot, limit block and extension spring, compared with prior art, avoid the situation that the milling cutter main part falls off.

[0004] When existing aluminium material is processed, drill bit rotation is prone to shaking due to large pressure, which leads to drilling accuracy deviation and increases production cost waste;And aluminium material processing drill bit has no chip removal function, and chip removal groove is prone to blockage when drilling deep, leading to poor chip removal and increasing cleaning difficulty.

[0005] Therefore, a kind of anti-falling drill bit for aluminium material processing with chip removal convenient is proposed to solve the above problems. UTILITY MODEL CONTENT

[0006] In order to overcome the above-mentioned defects of the prior art, the utility model provides an anti-falling drill bit for aluminium material processing with chip removal convenient to solve the problems raised in the above background art.

[0007] To achieve the above object, the utility model provides the following technical scheme: an anti-falling drill bit for aluminium material processing with chip removal convenient, comprising a base, a positioning seat is fixedly connected to the bottom of the base, a drill rod handle hole is formed in the bottom of the positioning seat, through holes are formed in the inner walls of the drill rod handle hole, springs are detachably installed in the through holes, clamping blocks are fixedly connected to one end of the springs, drill rod handle bodies are detachably installed in the through holes, threaded drill rods are provided at the bottom of the drill rod handle bodies, the drill rod handle bodies and the threaded drill rods are integrally provided, helical chip removal grooves are annularly arranged on the outer side surface of the threaded drill rods, and drill bits are provided at the bottom of the threaded drill rods.

[0008] Preferably, the base and the positioning seat are integrated, and the positioning seat is located at the center of the base.

[0009] Preferably, the bottom of the base is fixedly connected with an outer threaded plate, an outer side of the outer threaded plate is threadedly sleeved with a positioning threaded sleeve, and the outer threaded plate is arranged on the outer side of the positioning seat.

[0010] Preferably, the bottom of the positioning threaded sleeve is provided with a rectangular hole, and the drill rod handle body penetrates through the rectangular hole.

[0011] Preferably, the drill rod handle body is inserted into the inside of the through hole, and the drill rod handle body is in contact with the clamping block.

[0012] Preferably, the inner wall of the drill rod handle hole is provided with a positioning hole, the positioning rod is inserted into the inside of the positioning hole, and the positioning rod is fixedly connected to one side of the clamping block.

[0013] The technical effects and advantages of the utility model are as follows:

[0014] 1. Compared with the prior art, the anti-falling drill bit convenient for chip removal for aluminum material machining is convenient for drill rod installation and ensures operation stability through the drill rod handle hole arranged at the bottom of the positioning seat, the through holes are uniformly distributed on the inner wall of the hole, the built-in detachable spring is fixedly connected to the clamping block at one end, the through hole not only provides installation space, but also makes the clamping block flexibly clamp the drill rod handle body by means of spring elastic force, prevents falling during high-speed rotation, reduces drilling precision deviation, and reduces production cost waste.

[0015] 2. Compared with the prior art, the anti-falling drill bit convenient for chip removal for aluminum material machining is integrally designed through the drill rod handle body inserted into the through hole and the threaded drill rod, the strength and durability are enhanced, the spiral chip removal groove is arranged on the outer side of the threaded drill rod, chip removal is optimized and drag is reduced, a high-quality sharp drill bit is arranged at the bottom, excellent cutting and wear resistance are achieved, complex working condition drilling requirements are met, and cleaning difficulty is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a whole three-dimensional structure schematic view of the utility model.

[0017] Fig. 2 It is a bottom structure schematic view of the utility model.

[0018] Fig. 3 It is a through hole inside structure schematic view of the utility model.

[0019] Fig. 4 It is a through hole front view structure schematic view of the utility model.

[0020] The figure mark is: 1, base; 2, positioning seat; 3, drill rod handle hole; 4, through hole; 5, spring; 6, clamping block; 7, outer threaded plate; 8, positioning threaded sleeve; 9, drill rod handle body; 10, threaded drill rod; 11, spiral chip removal groove; 12, drill bit; 13, positioning hole; 14, positioning rod. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Example 1

[0023] As attached Figs. 1 to 4 The diagram shows an aluminum processing anti-drop drill bit for easy chip removal, comprising a base 1, a positioning seat 2 fixedly connected to the bottom of the base 1, a drill rod shank hole 3 opened at the bottom of the positioning seat 2, through holes 4 opened on the inner wall of the drill rod shank hole 3, a spring 5 detachably installed inside the through hole 4, a clamping block 6 fixedly connected to one end of the spring 5, a drill rod shank body 9 detachably installed inside the through hole 4, a threaded drill rod 10 provided at the bottom of the drill rod shank body 9, the drill rod shank body 9 and the threaded drill rod 10 are integrally formed, a spiral chip removal groove 11 is opened in a ring array on the outer side of the threaded drill rod 10, and a drill bit 12 is provided at the bottom of the threaded drill rod 10.

[0024] The positioning seat 2, located at the bottom of the base 1, forms a solid support structure. A drill rod shank hole 3 is provided at the bottom of the positioning seat 2, facilitating drill rod installation and ensuring stability during operation. The inner wall of the drill rod shank hole 3 has evenly distributed through holes 4, each containing a detachable spring 5. One end of the spring 5 is securely attached to a clamping block 6. The through holes 4 provide installation space for the spring 5 and clamping block 6, and the spring force of the spring 5 allows the clamping block 6 to flexibly clamp the drill rod shank body 9. To ensure it does not fall off during high-speed rotation, the drill rod shank body 9 is inserted into the through hole 4, and its bottom is integrated with the threaded drill rod 10. This structure enhances the strength and durability of the drill rod. The outer surface of the threaded drill rod 10 has a spiral chip removal groove 11 arranged in a ring array, which not only optimizes the chip removal effect but also reduces cutting resistance. The bottom of the threaded drill rod 10 is equipped with a sharp drill bit 12. The drill bit 12 is made of high-quality materials and has excellent cutting performance and wear resistance, which can meet the drilling needs under various complex working conditions.

[0025] Example 2

[0026] Based on Embodiment 1, the solution in Embodiment 1 will be further described in detail below with reference to the specific working method, such as... Figs. 1 to 4 As shown below, see details:

[0027] As a preferred implementation manner, the base 1 is integrated with the positioning seat 2, and the positioning seat 2 is located at the central position of the base 1; further, the base 1 is integrated with the positioning seat 2, which not only enhances the stability and rigidity of the whole, simplifies the assembly process, improves the production efficiency, but also ensures the installation accuracy of the drill bit 12 and the stability during processing, so that the whole device can maintain high reliability and accuracy during use, meeting the processing requirements.

[0028] As a preferred implementation manner, the bottom of the base 1 is fixedly connected with an external threaded plate 7, an external threaded sleeve 8 is sleeved outside the external threaded plate 7, and the external threaded plate 7 is arranged outside the positioning seat 2; further, the bottom of the base 1 is fixedly connected with the external threaded plate 7, which enhances the stability and reliability of the connection, the external threaded plate 7 is sleeved with the external threaded sleeve 8 outside, and the external threaded sleeve 8 can be tightly attached to the external threaded plate 7 through threaded cooperation, so as to be firmly fixed, and meanwhile, the external threaded plate 7 is arranged outside the positioning seat 2, which not only optimizes the space utilization, but also improves the stability and assembly efficiency of the whole.

[0029] As a preferred implementation manner, the bottom of the positioning threaded sleeve 8 is provided with a rectangular hole, and the drill rod handle body 9 penetrates through the rectangular hole; further, the rectangular hole is arranged at the bottom of the positioning threaded sleeve 8, which ensures the flexibility of the structure, and the drill rod handle body 9 penetrates through the rectangular hole and tightly cooperates with the positioning threaded sleeve 8, which not only ensures the stability of the drill rod in the axial direction, but also enhances the torsional resistance through the special shape of the rectangular hole, so that the whole device can still maintain excellent stability and durability under complex working conditions.

[0030] As a preferred implementation manner, the drill rod handle body 9 is inserted into the inside of the through hole 4, and the drill rod handle body 9 is in contact with the clamping block 6; further, the drill rod handle body 9 is inserted into the inside of the through hole 4 to form a tight nesting structure, and the inside area of the through hole 4 where the drill rod handle body 9 is inserted is in overall and stable contact with the clamping block 6, the clamping block 6 effectively supports and fixes the drill rod handle body 9 through its solid structure and reasonable layout, prevents the drill rod handle body 9 from shaking or falling off during high-speed rotation or heavy load cutting, and ensures the stability and safety of the processing process.

[0031] As a preferred embodiment, the inner wall of the drill rod handle hole 3 is provided with a positioning hole 13, the positioning hole 13 is inserted into a positioning rod 14, and the positioning rod 14 is fixed to one side of the clamping block 6; further, the positioning hole 13 is designed on the inner wall of the drill rod handle hole 3, and the positioning hole 13 is accurately distributed to ensure higher assembly accuracy, the positioning hole 13 is inserted into the positioning rod 14, the positioning rod 14 is not only solid in material, but also is connected with one side of the clamping block 6 through a stable fixed connection mode, forming a reliable positioning system, which not only enhances the connection stability between the drill rod and the clamping device, but also greatly improves the safety and efficiency during operation, so that the overall structure is more compact and practical.

[0032] The working process of the utility model is as follows: in use, all necessary components need to be assembled in order, after completion, the operator manually installs the drill rod handle body 9 into the through hole 4, then the base 1 is stably installed on the main shaft, the driving device is started, the drill bit 12 at the bottom of the threaded drill rod 10 first contacts the aluminum plate, and fine cutting of the side wall of the metal workpiece is started, in the cutting process, thanks to the spiral chip groove 11 carefully designed on the outer surface of the threaded drill rod 10, the cut metal chips can be effectively finely fragmented, becoming small and easy to discharge, which greatly facilitates the subsequent chip removal operation, significantly reducing the difficulty of cleaning work.

Claims

1. An anti-drop drill bit for aluminum material machining that facilitates chip evacuation, comprising a base (1), characterized in that: The bottom of the base (1) is fixedly connected with a positioning seat (2), the bottom of the positioning seat (2) is provided with a drill rod handle hole (3), the inner wall of the drill rod handle hole (3) is provided with a through hole (4), the inside of the through hole (4) is detachably installed with a spring (5), one end of the spring (5) is fixedly connected with a clamping block (6), the inside of the through hole (4) is detachably installed with a drill rod handle body (9), the bottom of the drill rod handle body (9) is provided with a threaded drill rod (10), the threaded drill rod (10) is integrally arranged with the drill rod handle body (9), a spiral chip removal groove (11) is arranged in an annular array on the outer side of the threaded drill rod (10), and the bottom of the threaded drill rod (10) is provided with a drill bit (12).

2. The anti-drop drill bit for aluminum material machining facilitating chip evacuation according to claim 1, characterized in that: The base (1) and the positioning seat (2) are integrated, and the positioning seat (2) is located at the center of the base (1).

3. The anti-drop drill bit for machining aluminum materials with facilitated chip removal according to claim 2, characterized in that: The bottom of the base (1) is fixedly connected with an external thread plate (7), the external thread plate (7) is externally threaded and sleeved with a positioning threaded sleeve (8), and the external thread plate (7) is arranged outside the positioning seat (2).

4. The anti-dropping drill bit for aluminum material machining facilitating chip evacuation according to claim 3, characterized in that: The bottom of the positioning threaded sleeve (8) is provided with a rectangular hole, and the drill rod handle body (9) penetrates through the rectangular hole.

5. The anti-dropping drill bit for machining aluminum materials with facilitated chip removal according to claim 4, characterized in that: The drill rod handle body (9) is inserted into the inside of the through hole (4), and the drill rod handle body (9) is in contact with the clamping block (6).

6. The anti-dropping drill bit for aluminum material machining facilitating chip evacuation according to claim 1, characterized in that: The inner wall of the drill rod handle hole (3) is provided with a positioning hole (13), the inside of the positioning hole (13) is inserted with a positioning rod (14), and the positioning rod (14) is fixedly connected to one side of the clamping block (6).

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