CN218873856U - Screwdriver head quick-connection counter bore drill bit - Google Patents

Abstract

The utility model discloses a criticize first counter bore drill bit that connects soon, the clamping part is connected between drill bit main part and criticize the head and connect the pole, and clamping part, drill bit main part and criticize head and connect the axle line altogether to criticize the first connection port of head and keep away from the clamping part, form spacing step in its junction with the drill bit main part on the clamping part simultaneously. The utility model discloses a criticize first quick-witted counter bore drill bit that connects can improve the operating efficiency.

Description

Screwdriver head quick-connection counter bore drill bit

Technical Field

The utility model relates to an electric drill technical field, more specifically the saying so relates to a criticize first quick-connect counter bore drill bit.

Background

The drill bit is a cutting tool used in a general drill or drilling machine to cut a circular hole. The basic principle of the drill bit is to rotate the edge cutting of the drill bit, cut a workpiece and remove drill cuttings through a drill slot.

At present, a common drilling machine is an electric drill, when the drilling machine is used, a drill bit is arranged on the electric drill, and then a switch on the electric drill is started, so that a hole can be drilled on a workpiece through the drill bit.

The current common working conditions are as follows: after the workpiece is drilled, a screw needs to be installed in the drilled hole. However, the conventional drill bit can only drill a workpiece, and after the drilling is completed, the drill bit is detached from the electric drill, and then a screwdriver bit is mounted on the electric drill, so that the screwdriver bit mounts a screw in the drilled hole, then the screwdriver bit is detached from the electric drill, and then the drill bit is mounted on the electric drill, so that the next hole is drilled in the workpiece, and the operation is repeated.

However, the current drill bit and screwdriver bit can only be mounted on the electric drill, but the drill bit and screwdriver bit are inconvenient to detach from the electric drill, and when workers work, the drill bit and screwdriver bit are frequently replaced on the electric drill, so that the time of the workers is wasted, and the working efficiency of the workers is low.

In addition, the existing drill bit is not provided with a punching positioning structure, when punching is performed, workers judge the punching depth according to the feeling, and the depth of a plurality of holes cannot be guaranteed to be consistent, so that the punching depth of the plurality of holes is different easily, the installation of screws can be influenced, and the installation effect of the whole workpiece is finally influenced.

Therefore, how to provide a drill bit with improved working efficiency is a technical problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a criticize first quick-connect counter bore drill bit aims at solving above-mentioned some technical problem at least.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a batch head quick connect counterbore drill bit comprising: the clamping part, the drill bit body and the bit connecting rod;

the clamping part is connected between the drill bit main body and the batch head connecting rod, the clamping part, the drill bit main body and the batch head connecting rod share the central axis, a batch head connecting port of the batch head connecting rod is far away from the clamping part, and meanwhile, a limiting step is formed at the connecting part of the clamping part and the drill bit main body.

Preferably, the clamping part is hollow cylindrical, one end of the drill bit main body is inserted into the cavity of the clamping part, a plurality of first threaded counter bores are formed in the side wall of the clamping part along the circumferential direction of the side wall of the clamping part, each first threaded counter bore is communicated with the cavity of the clamping part, each first threaded counter bore is connected with a first inner hexagon screw in a threaded mode, the tail end of each first inner hexagon screw abuts against the portion, located in the cavity of the clamping part, of the drill bit main body, and the drill bit main body is located on the clamping part through the plurality of first inner hexagon screws.

Preferably, the bit body includes:

the main drill bit is inserted into the cavity of the clamping part, the main drill bit and the clamping part share the same central axis, and meanwhile, the tail ends of the first socket head cap screws abut against the part of the main drill bit, which is located in the cavity of the clamping part, so that the main drill bit is positioned on the clamping part through the first socket head cap screws;

the auxiliary drill bit penetrates through a mounting hole along the central axis direction of the auxiliary drill bit, the auxiliary drill bit is sleeved on the main drill bit through the mounting hole, one end, close to the clamping portion, of the auxiliary drill bit is fixed on the clamping portion, and meanwhile one end, far away from the clamping portion, of the main drill bit extends out of the mounting hole through a port, far away from the clamping portion, of the mounting hole.

Preferably, the method further comprises the following steps: the positioning sleeve ring can be sleeved on the auxiliary drill bit, a plurality of second threaded counter bores are formed in the side wall of the positioning sleeve ring along the circumferential direction of the side wall of the positioning sleeve ring, each second threaded counter bore is communicated with the center hole of the positioning sleeve ring, each second threaded counter bore is connected with a second socket head cap screw in a threaded mode, the tail end of each second socket head cap screw abuts against the portion, located in the positioning sleeve ring, of the auxiliary drill bit, and the positioning sleeve ring is positioned on the auxiliary drill bit through a plurality of second socket head cap screws.

Preferably, a limit step is formed on the clamping part at the joint of the clamping part and the secondary drill bit.

Can know via foretell technical scheme, compare with prior art, the utility model discloses a criticize first quick-connect counter bore drill bit can realize following technological effect:

this application needn't tear the batch head off from the electric drill, but can with this application through criticizing the head and connect the pole and directly carry out the dismouting with criticizing the head, consequently can save down from the electric drill time of dismouting criticizing the head, so this application can improve the operating efficiency, and owing to this application is connected with criticizing the head on the clamping part and connects the pole, and criticize the head and connect and make things convenient for the dismouting between the pole and the criticizing the head, and this application also is convenient for and criticizes the head and carry out the dismouting, so the operation of being convenient for, then be favorable to improving the operating efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a longitudinal cross-sectional view of a drill bit of a batch head quick-connect counterbore, without a locating collar;

FIG. 2 is a transverse cross-sectional view of the position collar of the present invention;

fig. 3 is the utility model discloses a criticize first vertical cut that connects counter bore drill bit soon and install the position lantern ring.

Wherein, 1-a clamping part; 2-a drill bit body; 3-a batch head connecting rod; 30-a batch head connection port; 10-a limit step; 4-a first socket head cap screw; 21-a main drill bit; 22-secondary drill bit; 5-positioning the lantern ring; 6-second socket head cap screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the utility model discloses criticize first quick-connect counter bore drill bit, include: the clamping part 1, the drill bit body 2 and the bit connecting rod 3;

wherein, the clamping part 1 is connected between the drill bit main body 2 and the batch head extension rod 3, and the clamping part 1, the drill bit main body 2 and the batch head extension rod 3 share the central axis, and the batch head connection port 30 of the batch head extension rod 3 is far away from the clamping part 1.

Wherein, the headkerchief pole 3 is also called: the extension bar is a mature prior art, and the structure thereof is not described herein.

This application is when using, connect screwdriver bit (criticizing the head) on the electric drill after, it is prior art to connect this application on screwdriver bit (criticizing the head) through criticizing first criticizing head connection port 30 that connects pole 3 (screwdriver bit (criticizing the head) and criticize the head and connect the first connection port 30 of criticizing the head and connect of pole 3, it is no longer repeated here), then accessible this application punches to the work piece this moment, after finishing punching, can pull down this application from criticizing head and connecting pole 3, then needn't pull down screwdriver bit (criticize the head) from the electric drill again, but directly through screwdriver bit (criticize the head) in the hole of beating install the screw can, wait to change the screw installation in hole and finish the back, the rethread criticizes first connection port 30 that connects pole 3 and connects this application on screwdriver bit (criticize the head), in order to make a hole on the work piece, so circulate.

This application adopts above-mentioned technical scheme, needn't tear the batch head off from the electric drill, but can connect pole 3 and the first direct dismouting of batch of head through batch head with this application, consequently can save down the time of the batch head of dismouting from the electric drill, so this application can improve the operating efficiency, and because this application is connected with batch head on clamping part 1 and connects pole 3, and batch head connects and makes things convenient for the dismouting between pole 3 and the batch head, and this application also is convenient for and carries out the dismouting with batch head, so be convenient for operate, then be favorable to improving the operating efficiency.

In order to further optimize the technical scheme, the clamping part 1 is a hollow cylinder, one end of the drill bit main body 2 is inserted into the cavity of the clamping part 1, meanwhile, a plurality of first threaded counter bores are formed in the side wall of the clamping part 1 in the circumferential direction, each first threaded counter bore is communicated with the cavity of the clamping part 1, a first socket head cap screw 4 is connected to each first threaded counter bore in a threaded mode, the tail ends of the first socket head cap screws 4 abut against the portion, located in the cavity of the clamping part 1, of the drill bit main body 2, and the drill bit main body 2 is located on the clamping part 1 through the first socket head cap screws 4.

When the length that the drill bit main part 2 extends in the clamping part 1 outside needs to be adjusted, accessible allen key unscrews every first socket head cap screw 4, and then the adjustable drill bit main part 2 is located the length in the 1 cavity of clamping part this moment to the length that the drill bit main part 2 extends outside the clamping part 1 can change thereupon, after finishing adjusting, it can to screw up every first socket head cap screw 4 through the allen key again.

This application adopts above-mentioned technical scheme, and adjustable drill bit main part 2 extends the length outside clamping part 1 to be fit for using in the operating mode that different hole depths required.

In order to further optimize the above solution, the drill body 2 comprises:

one end of the main drill bit 21 is inserted into the cavity of the clamping part 1, the main drill bit 21 and the clamping part 1 share the same central axis, and meanwhile, the tail ends of the first socket head cap screws 4 abut against the part of the main drill bit 21 in the cavity of the clamping part 1, so that the main drill bit 21 is positioned on the clamping part 1 through the first socket head cap screws 4;

the auxiliary drill bit 22 is provided with a mounting hole penetrating along the central axis direction of the auxiliary drill bit 22, the auxiliary drill bit 22 is sleeved on the main drill bit 21 through the mounting hole, one end of the auxiliary drill bit 22 close to the clamping part 1 is fixed on the clamping part 1, and meanwhile, one end of the main drill bit 21 far away from the clamping part 1 extends out of the mounting hole through a port of the mounting hole far away from the clamping part 1.

This application adopts above-mentioned technical scheme, when carrying out drilling to the work piece and add, main drill bit 21 carries out primary operation to the work piece earlier, and vice drill bit 22 directly carries out secondary operation to the hole of primary operation when treating the processing end, just so can avoid because of adorning the drill bit again, the error that the hole center skew caused.

In addition, when the length of the main drill 21 extending to the outer part of the auxiliary drill 22 needs to be adjusted, each first socket head cap screw 4 can be unscrewed through a socket head wrench, and then the length of the main drill 21 in the cavity of the clamping part 1 can be adjusted, so that the length of the main drill 21 extending to the outer part of the auxiliary drill 22 can be changed, and after the adjustment is finished, each first socket head cap screw 4 can be screwed through the socket head wrench.

This application adopts above-mentioned technical scheme, and adjustable main drill bit 21 extends the length outside vice drill bit 22 to be fit for using in the operating mode that different hole depths required, and when main drill bit 21 time spent sharpness dulling, just can directly change main drill bit 21, and the part that need not change vice drill bit 22, just so can reduce manufacturing cost.

The main drill 21 of the present application may be a twist drill in the prior art.

In order to further optimize the above technical solution, the method further comprises: the positioning sleeve ring 5, the positioning sleeve ring 5 can be established on vice drill bit 22, and a plurality of second screw thread counter bores have been seted up along its circumferencial direction on the lateral wall of positioning sleeve ring 5, every second screw thread counter bore all with the centre bore switch-on of positioning sleeve ring 5, and threaded connection has second socket cap screw 6 in every second screw thread counter bore, and the equal butt of the tail end of a plurality of second socket cap screws 6 is on the part that vice drill bit 22 is located the positioning sleeve ring 5, with the positioning sleeve ring 5 location at vice drill bit 22 through a plurality of second socket cap screws 6.

This application adopts above-mentioned technical scheme, through a plurality of second socket head cap screws 6 with the position sleeve ring 5 location on vice drill bit 22, then punch on the work piece at every turn, because the position of position sleeve ring 5 on vice drill bit 22 is the same, and all be when the position sleeve ring 5 overlap joint on the work piece, main drill bit 21 stops to continue deeply, then can guarantee that the degree of depth of a plurality of holes of beating is the same to do benefit to the installation quality who improves a plurality of screws.

And when the position of the positioning sleeve ring 5 on the auxiliary drill bit 22 needs to be adjusted, each second socket head cap screw 6 can be unscrewed through the socket head wrench, the position of the positioning sleeve ring 5 on the auxiliary drill bit 22 can be adjusted at the moment, and after the adjustment is finished, each second socket head cap screw 6 can be screwed through the socket head wrench, so that the positioning reference of the hole depth can be adjusted, and the positioning reference can be suitable for different working conditions with different hole depth requirements. Example (c): the working condition that the plurality of holes are required to be punched under the first working condition is 5mm, the working condition that the plurality of holes are required to be punched under the second working condition is 3mm, and in the process of changing from the first mining to the second mining, the positioning lantern ring 5 is only required to move downwards (towards the direction far away from the clamping part 1) by 2 mm.

In order to further optimize the technical scheme, a limiting step 10 is formed on the clamping part 1 at the joint of the clamping part and the secondary drill bit 22.

Above-mentioned technical scheme is adopted in this application, does not install the position collar 5 on this application, and spacing step 10 can punch to vice drill bit 22 and carry on spacingly to avoid clamping part 1 to get into to the hole that vice drill bit 22 was beaten.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed in the embodiment corresponds to the method disclosed in the embodiment, so that the description is simple, and the relevant points can be referred to the description of the method part.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. A kind of batch head connects the counter bore bit fast, characterized by comprising: the drill bit comprises a clamping part (1), a drill bit main body (2) and a bit connecting rod (3);

wherein, the clamping part (1) is connected between the drill bit main body (2) and the batch head connecting rod (3), the clamping part (1), the drill bit main body (2) and the batch head connecting rod (3) share the same axis, and the batch head connecting port (30) of the batch head connecting rod (3) is far away from the clamping part (1).

2. The batch head quick-connection counter bore drill bit as claimed in claim 1, wherein the clamping portion (1) is a hollow cylinder, one end of the drill bit main body (2) is inserted into the cavity of the clamping portion (1), meanwhile, a plurality of first threaded counter bores are formed in the side wall of the clamping portion (1) along the circumferential direction of the clamping portion, each first threaded counter bore is communicated with the cavity of the clamping portion (1), a first hexagon socket head cap screw (4) is connected to each first threaded counter bore in a threaded manner, the tail ends of the first hexagon socket head cap screws (4) abut against the portion, located in the cavity of the clamping portion (1), of the drill bit main body (2), and the drill bit main body (2) is located on the clamping portion (1) through the first hexagon socket head cap screws (4).

3. A batch quick connect countersink drill according to claim 2, wherein said drill body (2) comprises:

one end of the main drill bit (21) is inserted into the cavity of the clamping part (1), the main drill bit (21) and the clamping part (1) share the same central axis, and the tail ends of the first socket head cap screws (4) abut against the part, located in the cavity of the clamping part (1), of the main drill bit (21), so that the main drill bit (21) is positioned on the clamping part (1) through the first socket head cap screws (4);

the auxiliary drill bit (22) penetrates through a mounting hole in the auxiliary drill bit (22) along the central axis direction of the auxiliary drill bit, the auxiliary drill bit (22) is sleeved on the main drill bit (21) through the mounting hole, one end, close to the clamping portion (1), of the auxiliary drill bit (22) is fixed on the clamping portion (1), and meanwhile one end, far away from the clamping portion (1), of the main drill bit (21) extends out of the mounting hole through a port, far away from the clamping portion (1), of the mounting hole.

4. The batch head quick connect counterbore drill bit of claim 3 further comprising: the positioning sleeve ring (5) can be sleeved on the auxiliary drill bit (22), a plurality of second threaded counter bores are formed in the side wall of the positioning sleeve ring (5) along the circumferential direction of the positioning sleeve ring, each second threaded counter bore is communicated with a center hole of the positioning sleeve ring (5), each second threaded counter bore is connected with a second inner hexagonal screw (6) in a threaded mode, the tail ends of the second inner hexagonal screws (6) are abutted to the portion, located in the positioning sleeve ring (5), of the auxiliary drill bit (22), and the positioning sleeve ring (5) is positioned on the auxiliary drill bit (22) through the second inner hexagonal screws (6).

5. A batch ready-to-connect countersink drill according to claim 3, wherein said grip (1) is formed with a stop step (10) at its connection with said secondary drill (22).

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