CN215902792U - Deep hole drill bit guide structure - Google Patents

Abstract

The utility model discloses a deep hole drill bit guide structure, belonging to the field of drill bits, comprising a drill bit body, wherein the outer surface of the lower end of the drill bit body is provided with a guide structure, the guide structure is provided with a guide plate, the two ends inside the guide plate are symmetrically provided with sliding grooves, the sliding grooves are connected with sliding blocks in a sliding manner, the deep hole drill bit guide structure is provided with a guide hole with an area slightly larger than that of a drill bit inside the guide plate, the drill bit body can be ensured to rotate vertically and downwards to carry out drilling operation through the guiding and limiting effects of the guide hole, the phenomenon of drilling failure caused by inclined movement can not occur, the drilling efficiency and the success rate can be improved, the spacing between clamping blocks of the guide plate of the deep hole drill bit guide structure can be changed through springs, sliding rods and the like, so that the guide plate can be fixed on equipment to be drilled with different lengths and models for use, the guide structure is wide in application range and high in practicability.

Description

Deep hole drill bit guide structure

Technical Field

The utility model relates to the field of drill bits, in particular to a deep hole drill bit guide structure.

Background

The drill bit is a tool for drilling through holes or blind holes in solid materials and reaming the existing holes, and commonly used drill bits mainly comprise twist drills, flat drills, center drills, deep hole drills and trepanning drills, and the deep hole drill bits are generally used for drilling deeper through holes or blind holes.

At present, some deep hole drill bit guide structure that exist on the market need fix guide structure when leading to the drill bit, guide structure self is not fixed a bit, so also do not have the spacing effect of leading to the drill bit, the drill bit still can take place the slope, lead to the phenomenon of drilling failure, and some guide structure's area is fixed in addition, can only use on the equipment of treating drilling of its fixed same volume, lead to guide structure application scope narrower, be difficult to exert the practicality, be unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a deep hole drill bit guide structure, wherein a guide hole with an area slightly larger than that of a drill bit is arranged in a guide plate, the drill bit body can be ensured to rotate to vertically and downwards punch through the guiding and limiting effects of the guide hole, the phenomenon of drilling failure caused by inclined movement is avoided, the drill bit guide structure has the effects of improving the drilling efficiency and the success rate, the space between clamping blocks of the guide plate of the deep hole drill bit guide structure can be changed through a spring, a sliding rod and the like, so that the guide plate can be fixed on equipment to be drilled with different lengths and models for use, the guide structure is wide in application range, and meanwhile, the guide structure is high in practicability.

In order to solve the above problems, the present invention adopts the following technical solutions.

A deep hole drill bit guide structure comprises a drill bit body, wherein a guide structure is arranged on the outer surface of the lower end of the drill bit body, the guide structure is provided with a guide plate, sliding grooves are symmetrically formed in two ends of the inner portion of the guide plate, sliding blocks are slidably connected in the sliding grooves, a sliding rod is fixedly connected to one end of each sliding block, a spring is slidably sleeved on the outer surface of each sliding rod, a driving block is fixedly connected to one end of each sliding rod, a clamping block is fixedly connected to the lower end of each driving block, a guide hole with an area slightly larger than that of a drill bit is formed in the guide plate of the deep hole drill bit guide structure, the drill bit body can be guaranteed to vertically and downwards perform drilling operation through the guiding and limiting effects of the guide hole, the phenomenon that drilling fails due to oblique movement is avoided, and the deep hole drill bit guide structure has the effects of improving the drilling efficiency and the success rate, the distance between the clamping blocks of the guide plate of the deep-hole drill guide structure can be changed through a spring, a sliding rod and the like, so that the guide plate can be fixed on equipment to be drilled with different lengths and models for use, the application range of the guide structure is wide, and the guide structure is high in practicability.

Furthermore, the middle part of deflector is provided with the guiding hole, drill bit body and guiding hole sliding connection, the guiding hole has the guide effect, can control the position of drill bit body, prevents that the drill bit body from taking place the slope and leading to the drilling failure when driling.

Furthermore, the area of the guide hole is slightly larger than that of the drill bit body, and the area of the guide hole is slightly larger than that of the drill bit body, so that the drill bit body has the function of fixing the position of the drill bit body, can only rotate to drill downwards, and cannot incline, move left and right and the like.

Furthermore, the inner surface laminating of fixture block has the rubber pad, and the rubber pad matter is soft and have elasticity, through be provided with the rubber pad at the fixture block internal surface, has the protection and treats drilling equipment not by the effect of fixture block wearing and tearing.

Furthermore, the lower surfaces of the guide plate and the driving block are also attached with rubber pads, the rubber pads are soft and elastic, and the rubber pads are arranged on the lower surfaces of the guide plate and the driving block, so that the drilling equipment is protected from being abraded by the guide plate and the driving block.

Compared with the prior art, the utility model has the advantages that:

(1) this scheme is provided with an area slightly and is greater than the guiding hole of drill bit in the inside of deflector, direction and limiting displacement through the guiding hole, can guarantee the rotatory vertical operation of punching downwards of drill bit body, the bank shift can not take place, the phenomenon that leads to the drilling failure, the effect that has the efficiency of improving drilling and the success rate, the fixture block interval of this deep hole drill bit guide structure deflector can lead to spring and slide bar etc. to change again, thereby can fix the deflector and use on the equipment of waiting to drill of different length models, make this guide structure application scope wide, the practicality is stronger simultaneously.

(2) The middle part of deflector is provided with the guiding hole, and drill bit body and guiding hole sliding connection, the guiding hole have the guide effect, can control the position of drill bit body, prevent that the drill bit body from when drilling, taking place the slope and lead to the drilling failure.

(3) The area of the guide hole is slightly larger than that of the drill bit body, and the area of the guide hole is slightly larger than that of the drill bit body, so that the drill bit body has the function of fixing the position of the drill bit body, can only rotate to drill downwards, and cannot incline, move left and right and the like.

(4) The inner surface of the clamping block is attached with the rubber pad, the rubber pad is soft and elastic, and the rubber pad is arranged on the inner surface of the clamping block, so that the device to be drilled is protected from being abraded by the clamping block.

(5) The lower surfaces of the guide plate and the driving block are also attached with rubber pads, the rubber pads are soft and elastic, and the rubber pads are arranged on the lower surfaces of the guide plate and the driving block, so that the drilling equipment is protected from being abraded by the guide plate and the driving block.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection between the guide plate and the fixture block of the present invention;

fig. 3 is an enlarged view of fig. 1 at a.

The reference numbers in the figures illustrate:

the drilling tool comprises a drill bit body 1, a guide structure 2, a guide plate 3, a guide hole 4, a sliding groove 5, a sliding block 6, a sliding rod 7, a spring 8, a driving block 9, a clamping block 10 and a rubber pad 11.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Referring to fig. 1-3, a deep hole drill bit guide structure comprises a drill bit body 1, referring to fig. 1-3, a guide structure 2 is arranged on the outer surface of the lower end of the drill bit body 1, the guide structure 2 is provided with a guide plate 3, sliding grooves 5 are symmetrically arranged at two ends inside the guide plate 3, sliding blocks 6 are slidably connected inside the sliding grooves 5, the area of the sliding blocks 6 is larger than that of the sliding rods 7, the sliding blocks 6 have the function of limiting the positions of the sliding rods 7 to enable the sliding rods 7 to move only in a left-right direction but not to be separated from the sliding grooves 5, one end of the sliding blocks 6 is fixedly connected with the sliding rods 7, springs 8 are slidably sleeved on the outer surface of the sliding rods 7, the springs 8 belong to reset springs and have elasticity, compressibility and reset functions, one end of the sliding rods 7 is fixedly connected with a driving block 9, the driving block 9 has the function of driving the block 10 to move, the lower end of the driving block 9 is fixedly connected with the block 10, the fixture block 10 has the function of clamping the guide plate 3 on the surface of the equipment to be drilled, so that the position of the drill bit body 1 is limited and guided by using the guide hole 4.

Referring to fig. 3, a guide hole 4 is formed in the middle of a guide plate 3, a drill body 1 is slidably connected with the guide hole 4, the guide hole 4 has a guiding function, the position of the drill body 1 can be controlled, drilling failure due to inclination of the drill body 1 during drilling is prevented, the area of the guide hole 4 is slightly larger than that of the drill body 1, the guide hole 4 has a function of fixing the position of the drill body 1, so that the drill body can only rotate downwards to perform drilling operation, and phenomena such as inclination, left-right movement and the like cannot occur.

Referring to fig. 2 and 3, the rubber pad 11 is attached to the inner surface of the clamping block 10, the rubber pad 11 is soft and elastic, the rubber pad 11 is arranged on the inner surface of the clamping block 10, so that the device to be drilled is protected from being worn by the clamping block 10, the rubber pad 11 is also attached to the lower surfaces of the guide plate 3 and the driving block 9, the rubber pad 11 is soft and elastic, and the rubber pad 11 is arranged on the lower surfaces of the guide plate 3 and the driving block 9, so that the device to be drilled is protected from being worn by the guide plate 3 and the driving block 9.

When the deep hole drill bit guide structure is used, firstly, the guide structure 2 is installed and fixed on the surface of equipment to be drilled, meanwhile, the driving blocks 9 on the left side and the right side are pulled in opposite directions, the driving blocks 9 drive the sliding rod 7 and the sliding block 6 to move oppositely, the sliding block 6 has certain extrusion force on the spring 8, so that the spring 8 is compressed, the distance between the two clamping blocks 10 is longer, the guide plate 3 is clamped on the surface of the equipment to be drilled, the driving blocks 9 are loosened, the spring 8 starts to reset without any extrusion force, the spring 8 resets and has certain thrust on the sliding block 6, the sliding block 6 drives the sliding rod 7, the driving blocks 9 and the clamping blocks 10 to move oppositely, so that the clamping blocks 10 are clamped on the surface of the equipment to be drilled, the rubber pads 11 are arranged on the inner surfaces of the clamping blocks 10, the rubber pads 11 are arranged on the lower surfaces of the guide plate 3 and the driving blocks 9, and the rubber pads 11 are soft and have elasticity, so rubber pad 11 has the protection and treats drilling equipment not by deflector 3, the effect of drive piece 9 and fixture block 10 wearing and tearing, accomplish the back with guide structure 2 is fixed, place drill bit body 1 in guiding hole 4, spacing and guide effect through guiding hole 4, restrict drill bit body 1's position, make it can only rotate vertical drilling operation downwards, can not take place the phenomenon that inclined movement etc. lead to drilling failure, have the effect of guaranteeing drilling efficiency and success rate, do benefit to the use.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims (5)

1. The utility model provides a deep hole drill bit guide structure, includes drill bit body (1), the lower extreme surface of drill bit body (1) is provided with guide structure (2), guide structure (2) are provided with deflector (3), the inside both ends symmetry of deflector (3) is provided with sliding tray (5), the inside sliding connection of sliding tray (5) has sliding block (6), the one end fixedly connected with slide bar (7) of sliding block (6), spring (8) have been cup jointed in the surface slip of slide bar (7), the one end fixedly connected with of slide bar (7) drives piece (9), the lower extreme fixedly connected with fixture block (10) of driving piece (9).

2. A deep hole drill guide structure according to claim 1, wherein: the middle part of the guide plate (3) is provided with a guide hole (4), and the drill bit body (1) is connected with the guide hole (4) in a sliding mode.

3. A deep hole drill guide structure according to claim 2, wherein: the area of the guide hole (4) is slightly larger than that of the drill bit body (1).

4. A deep hole drill guide structure according to claim 1, wherein: and a rubber pad (11) is attached to the inner surface of the clamping block (10).

5. A deep hole drill guide structure according to claim 1, wherein: the lower surfaces of the guide plate (3) and the driving block (9) are also attached with rubber pads (11).

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