CN218983286U

CN218983286U - Deep hole drilling tool with protection structure

Info

Publication number: CN218983286U
Application number: CN202320028336.3U
Authority: CN
Inventors: 王洋
Original assignee: Qingdao Xinzhanlong Mold Technology Co ltd
Current assignee: Qingdao Xinzhanlong Mold Technology Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-05-09
Anticipated expiration: 2033-01-06

Abstract

The utility model provides a deep hole drilling tool with a protective structure, which relates to the technical field of deep hole drilling tools and comprises an extension rod, wherein a fixing rod is fixedly arranged at the top end of the extension rod, a slot is formed in the bottom end of the extension rod, an inserting rod is inserted into the slot, a drill bit main body is fixedly arranged at the bottom of the inserting rod, a cylinder is sleeved on the surface of the extension rod, a limiting ring is fixedly arranged on the surface of the extension rod, an annular groove is formed in the surface of the cylinder, and a rubber ring is sleeved in the annular groove. According to the utility model, by arranging the rubber cover, when the whole deep hole drilling tool is normally used for drilling, the rubber cover can cover the outside of the hole, so that drilled fragments are prevented from splashing randomly, so that a worker can clean the hole later, and meanwhile, the rubber cover is clamped into the annular groove through the elasticity of the rubber ring for fixation, so that the worker can maintain and use the rubber cover conveniently, and a good use effect can be achieved.

Description

Deep hole drilling tool with protection structure

Technical Field

The utility model relates to the technical field of deep hole drilling tools, in particular to a deep hole drilling tool with a protection structure.

Background

In the processing process of metal or wood, a deep hole drilling tool is often required to drill deep into a hole, but in the using process of the existing deep hole drilling tool, the outer part of the existing deep hole drilling tool is often not provided with a protective structure, and in the drilling process, scraps are easy to splash upwards along the deep hole drilling tool, so that the scraps splash to the outer side of the drilling machine is inconvenient for staff to clean later, and a good using effect is difficult to achieve.

Chinese patent net CN203371088U provides a water-cooled deep hole drilling tool comprising: the drill rod, the drill bit, the drill rod seat and the deep hole drill water separator; the drill bit is positioned at the front end of the drill rod, a water channel is formed in the axial direction of the drill rod, the water channel is a blind hole, the open end of the water channel is arranged at the rear end of the drill rod, and a water outlet communicated with the water channel is formed in the radial direction close to the front end of the drill rod. When the drilling tool is used, cooling liquid flows into the bottom of a hole of a workpiece to be processed through the water outlet hole of the drill rod, so that the drill bit is cooled, a large amount of heat is taken away, then the cooling liquid overflows from the hole of the workpiece to be processed, flows to the waste liquid collecting container, and is recycled after being filtered, but in the use structure of the whole drilling tool, scraps are easy to splash upwards along the drill rod, and waste liquid is easy to splash to the outer side of the drilling tool in the rotating process, so that improvement is needed.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a deep hole drilling tool with a protection structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a deep hole drilling tool with protective structure, includes the extension rod, the top fixed mounting of extension rod has the dead lever, the slot has been seted up to the bottom of extension rod, the inside of slot is inserted and is equipped with the inserted bar, the bottom fixed mounting of inserted bar has the drill bit main part, the surface cover of extension rod is equipped with the drum, the surface of extension rod is located the outside of drum and has equipped with the spacing ring admittedly, the ring channel has been seted up on the surface of drum, the inside cover of ring channel is equipped with the rubber circle, the outside of rubber circle is equipped with the rubber lid admittedly.

In order to prevent the rubber cover from being easily damaged, the improvement of the utility model is that the plastic ring is fixedly arranged at the bottom of the rubber cover.

In order to make the plastic ring more stable, the improvement of the utility model is that the bottom of the plastic ring is fixedly provided with convex strips which are circumferentially distributed.

In order to smoothly discharge scraps, the utility model is improved in that the surface of the extension rod is provided with a straight scraps guiding groove, the surface of the drill bit main body is provided with a spiral scraps guiding groove, and the spiral scraps guiding groove is communicated with the straight scraps guiding groove.

In order to fix the inserted link, the improvement of the utility model is that a fixing structure is arranged between the inserted link and the extension link, the fixing structure comprises a positioning hole, the positioning hole is arranged on the surface of the inserted link, a threaded hole is arranged on the surface of the extension link, which is positioned on the outer side of the slot, a fixing screw is sleeved in the threaded hole, and the fixing screw is inserted in the positioning hole.

In order to make the inserted link more stable, the utility model is improved in that the surface of the inserted link is fixedly provided with the convex blocks which are symmetrically distributed.

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

1. according to the utility model, by arranging the rubber cover, when the whole deep hole drilling tool is normally used for drilling, the rubber cover can cover the outside of the hole, so that drilled fragments are prevented from splashing randomly, so that a worker can clean the hole later, and meanwhile, the rubber cover is clamped into the annular groove through the elasticity of the rubber ring for fixation, so that the worker can maintain and use the rubber cover conveniently, and a good use effect can be achieved.

2. According to the utility model, by arranging the fixing structure, the inserted link is inserted into the positioning hole through the fixing screw to be fixed, a worker only needs to unscrew the fixing screw to withdraw the inserted link from the slot, and the drill bit main body is replaced, so that the worker can use the drill bit main body conveniently.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a deep hole drilling tool with a protection structure according to the present utility model;

FIG. 2 is a bottom exploded view of a deep hole drilling tool with a protective structure according to the present utility model;

fig. 3 is a schematic structural view of the deep hole drilling tool with a protection structure at a position a in fig. 2;

fig. 4 is an exploded view of a deep hole drilling tool with a protective structure according to the present utility model.

Legend description:

1. an extension rod; 2. a fixed rod; 3. a slot; 4. a rod; 5. a bit body; 6. a cylinder; 7. a limiting ring; 8. an annular groove; 9. a rubber ring; 10. a rubber cover; 11. a plastic ring; 12. a straight chip guiding groove; 13. positioning holes; 14. a set screw; 15. and a bump.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Example 1

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a deep hole drilling tool with protective structure, including extension rod 1, the top fixed mounting of extension rod 1 has dead lever 2, slot 3 has been seted up to the bottom of extension rod 1, insert the inside of slot 3 has inserted and has been equipped with inserted bar 4, the bottom fixed mounting of inserted bar 4 has drill bit main part 5, the surface cover of extension rod 1 has drum 6, the surface of extension rod 1 is located the outside of drum 6 and has solid spacing ring 7, annular channel 8 has been seted up on the surface of drum 6, the inside cover of annular channel 8 is equipped with rubber circle 9, rubber circle 9's outside has solid rubber lid 10, inserted bar 4 is fixed in inserting locating hole 13 through set screw 14, the staff only need unscrew set screw 14, can follow in inserting slot 3 with inserted bar 4 and change drill bit main part 5, so that the staff uses.

As shown in fig. 1-4, a plastic ring 11 is fixedly installed at the bottom of a rubber cover 10, raised strips are fixedly installed at the bottom of the plastic ring 11 and are circumferentially distributed, the raised strips can increase friction force between the plastic ring 11 and a workpiece, the plastic ring 11 is prevented from easily rotating, a straight chip guide groove 12 is formed in the surface of an extension rod 1, a spiral chip guide groove is formed in the surface of a drill bit main body 5, the spiral chip guide groove is communicated with the straight chip guide groove 12, and the straight chip guide groove 12 and the spiral chip guide groove can play a role in guiding chips so that the chips can be discharged from holes.

Example two

As shown in fig. 2-4, a fixing structure is arranged between the inserted link 4 and the extension link 1, the fixing structure comprises a positioning hole 13, the positioning hole 13 is formed in the surface of the inserted link 4, a threaded hole is formed in the outer side of the slot 3 on the surface of the extension link 1, a fixing screw 14 is sleeved in the threaded hole, the fixing screw 14 is inserted into the positioning hole 13, the inserted link 4 is fixed in the positioning hole 13 through the fixing screw 14, a worker can withdraw the inserted link 4 from the slot 3 only by unscrewing the fixing screw 14, and the drill bit main body 5 is replaced so as to be used by the worker.

As shown in fig. 2-4, the surface of the insert rod 4 is fixedly provided with the protruding blocks 15, the protruding blocks 15 are symmetrically distributed, the protruding blocks 15 can further limit the position of the insert rod 4, and the insert rod 4 is prevented from shaking randomly, so that the insert rod 4 is fixed and stable.

Working principle: when in use, a worker can install the whole deep hole drilling tool on the drilling machine through the fixing rod 2, the drilled hole can be drilled deeply through the drilling machine, and in the drilling process, the rubber cover 10 can push the plastic ring 11 under the action of self elastic force, the plastic ring 11 is enabled to be attached to a workpiece, the friction force between the plastic ring 11 and the workpiece can be increased by the raised strips, the plastic ring 11 is prevented from being easily rotated, the rubber cover 10 can be limited, the cylinder 6 can be rotated on the surface of the extension rod 1, so that when the drill bit main body 5 is drilled normally, the rubber cover 10 can protect the rotated chips, the random splashing of the chips is prevented, the direct chip guiding groove 12 and the spiral chip guiding groove can play the effect of guiding the chips, so that the chips can be discharged from the hole, and when the rubber cover 10 is damaged, the worker only needs to pull the rubber ring 9 outwards to take out the rubber ring 9 from the annular groove 8, the rubber cover 10 can be replaced, when the drill bit main body 5 is damaged, or the longer drill bit main body 5 needs to be replaced, namely the fixing screw 14 is required to be unscrewed, and then the drill bit main body 5 is removed from the insertion groove 3.

The present utility model is not limited to the above embodiments, and any equivalent embodiments which can be changed or modified by the technical disclosure described above can be applied to other fields, but any simple modification, equivalent changes and modification to the above embodiments according to the technical matter of the present utility model will still fall within the protection scope of the technical disclosure.

Claims

1. Deep hole drilling tool with protective structure, including extension rod (1), its characterized in that: the utility model discloses a drill bit, including extension rod (1), socket (3), inserted bar (4), fixed mounting has fixed lever (2) on the top of extension rod (1), slot (3) have been seted up to the bottom of extension rod (1), the bottom fixed mounting of inserted bar (4) has drill bit main part (5), the surface cover of extension rod (1) is equipped with drum (6), the surface of extension rod (1) is located the outside of drum (6) and has solid spacing ring (7), ring channel (8) have been seted up on the surface of drum (6), the inside cover of ring channel (8) is equipped with rubber circle (9), rubber lid (10) have been fixed in the outside of rubber circle (9).

2. The deep hole drilling tool with a protective structure of claim 1, wherein: the bottom of the rubber cover (10) is fixedly provided with a plastic ring (11).

3. The deep hole drilling tool with a protective structure according to claim 2, characterized in that: the bottom of the plastic ring (11) is fixedly provided with raised strips which are circumferentially distributed.

4. The deep hole drilling tool with a protective structure of claim 1, wherein: the surface of extension rod (1) has seted up straight bits groove (12), spiral bits groove has been seted up on the surface of drill bit main part (5), spiral bits groove is linked together with straight bits groove (12).

5. The deep hole drilling tool with a protective structure of claim 1, wherein: be provided with fixed knot between inserted bar (4) and extension rod (1), fixed knot constructs including locating hole (13), locating hole (13) are seted up in the surface of inserted bar (4), the screw hole has been seted up in the outside that the surface of extension rod (1) is located slot (3), the inside cover of screw hole is equipped with fixed screw (14), the inside of locating hole (13) is inserted to fixed screw (14).

6. The deep hole drilling tool with a protective structure of claim 1, wherein: the surface of the inserted link (4) is fixedly provided with protruding blocks (15), and the protruding blocks (15) are symmetrically distributed.