CN217991016U

CN217991016U - Handheld drilling machine

Info

Publication number: CN217991016U
Application number: CN202222507423.5U
Authority: CN
Inventors: 尤晓丹; 周彬; 刘瑾莹; 李涛; 周磊; 王佳琛; 刘全宁; 张兰予; 魏兵兵; 杨康
Original assignee: Wuzhong Guangming Testing Co ltd
Current assignee: Wuzhong Guangming Testing Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2022-12-09
Anticipated expiration: 2032-09-21

Abstract

The utility model provides a handheld drilling machine relates to drilling machine technical field, which comprises an outer shell, the lower fixed surface of shell installs fixed handle, the one end sliding connection of shell has the connecting rod, the surface of connecting rod is provided with spring A, the one end fixed mounting of connecting rod has the protection pad, the lower surface of shell rotates and is connected with the screw thread head, the utility model discloses, through having set up connecting rod, spring A, protection pad, screw thread head, support handle, connecting block, can be through grabbing the support handle, later aim at the screw hole on shell bottom or the connecting block with the screw thread head, it is fixed with the support handle through rotatory, placing the position at the shoulder with the protection pad, can reduce vibrations through connecting rod and spring A's effect when using, realized can not take place the circumstances of grabbing unstable drilling machine when drilling, support the stability reinforcing that the protection pad made the drilling machine through the shoulder, the position of avoiding taking place to punch takes place the skew or the circumstances of hole not directly.

Description

Handheld drilling machine

Technical Field

The utility model relates to a drilling machine technical field especially relates to a handheld drilling machine.

Background

The drilling machine is a general name of machinery and equipment which uses a tool harder and sharper than a target object to leave a cylindrical hole or hole on the target object through a rotary cutting or rotary extrusion mode, and is also called a drilling machine, a perforating machine, a punching machine, a through hole machine and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a handheld drilling machine.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a handheld drilling machine, includes the shell, the lower fixed surface of shell installs fixed handle, the one end sliding connection of shell has the connecting rod, the surface of connecting rod is provided with spring A, the one end fixed mounting of connecting rod has the protection pad, the lower surface rotation of shell is connected with the screw thread head, the lower fixed surface of screw thread head installs the support handle, the equal fixed mounting in side of shell has the connecting block, the one end of shell is rotated and is connected with the bull stick, the one end fixed mounting of shell has the safety cover, one side fixed mounting of bull stick has the drill bit.

In order to conveniently grab firm fixed handle and support handle during the use, the utility model discloses an improvement has, fixed handle's shape is the arc, the finger groove has been seted up on the surface of support handle.

In order to make the support handle can fix in different positions, the utility model discloses an improvement has, the bottom surface of shell all sets up threaded hole, threaded hole is seted up to the side of connecting block, the thread head meshes with the screw hole of shell bottom surface and the screw hole of connecting block side.

Avoid debris to block the bull stick when making to drill, the utility model discloses an improvement has, the venthole has been seted up on the surface of safety cover, the screw thread has been seted up on the surface of drill bit, the inside motor that is provided with of shell, fixed connection between the inside motor output of shell and the bull stick.

In order to make the protection pad have the buffering effect, the improvement of the utility model is that the spring A is fixedly connected with the shell and the protection pad, and the protection pad is made of sponge.

In order to make the workman can control the depth of hole when driling, the utility model discloses an improvement has, the side fixed mounting of shell has the fixed block, the side fixed mounting of fixed block has the telescopic link, the inside fixed mounting of telescopic link has spring B, the one end fixedly connected with fixed plate of telescopic link.

In order to make the workman conveniently observe the depth of punching, the utility model discloses an improvement has, the scale size has all been seted up to the side of telescopic link, the material of fixed plate is natural rubber.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model discloses, through having set up the connecting rod, spring A, the protection pad, the screw thread head, the support handle, the connecting block, can be through catching the support handle, later aim at the screw hole on shell bottom or the connecting block with the screw thread head, it is fixed with the support handle through the rotation, place the position at the shoulder with the protection pad, can reduce vibrations through connecting rod and spring A's effect when using, the condition of grabbing unstable drilling machine can not take place when driling has been realized, support the stability reinforcing that the protection pad made the drilling machine through the shoulder, the position of avoiding taking place to punch takes place skew or the hole condition not direct.

2. The utility model discloses, through having set up fixed block, telescopic link, spring B, fixed plate, can pass through. Aim at the drill bit the position that needs drilling, through fixed plate backward movement when driling, make telescopic link and inside spring B shrink to judge the degree of depth of punching according to the scale on the telescopic link, realized conveniently carrying out the control of the degree of depth of punching, can know the depth of punching through the transform of observing the scale, avoid because the damage of the darker article that leads to of punching.

Drawings

Fig. 1 is a schematic view of the overall structure of a hand-held drilling machine according to the present invention;

fig. 2 is a schematic view of the handheld drilling machine according to the present invention;

fig. 3 is a schematic overall exploded view of a hand-held drilling machine according to the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3 of the handheld drilling machine according to the present invention.

Illustration of the drawings:

1. a housing; 2. fixing a handle; 3. a connecting rod; 4. a spring A; 5. a pad; 6. a screw head; 7. a support handle; 8. connecting blocks; 9. a fixed block; 10. a rotating rod; 11. a telescopic rod; 12. a protective cover; 13. a drill bit; 14. a spring B; 15. and (7) fixing the plate.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.

Example one

Referring to fig. 1-4, the present invention provides a technical solution: a handheld drilling machine comprises a shell 1, a fixed handle 2 is fixedly arranged on the lower surface of the shell 1, a connecting rod 3 is connected to one end of the shell 1 in a sliding mode, a protection pad 5 is fixed to prevent the protection pad 5 from shaking, a spring A4 is arranged on the surface of the connecting rod 3 to play a buffering role and prevent the vibration from being strong, the vibration amplitude is reduced through the spring A4, a protection pad 5 is fixedly arranged at one end of the connecting rod 3, a threaded head 6 is rotatably connected to the lower surface of the shell 1, a supporting handle 7 is fixedly arranged on the lower surface of the threaded head 6 and can be replaced, the position of the supporting handle 7 can be replaced, connecting blocks 8 are fixedly arranged on the side surface of the shell 1, the supporting handle 7 can be replaced on the left side or the right side according to personal habits, a rotating rod 10 is rotatably connected to one end of the shell 1, the rotating rod 10 is driven to rotate through an internal motor, a protection cover 12 is fixedly arranged at one end of the shell 1, the rotating rod 10 is prevented from being clamped by sundries, a drill bit 13 is fixedly installed on one side of the rotating rod 10, the fixed handle 2 is arc-shaped, finger grooves are formed in the surface of the supporting handle 7, the fixed handle 2 and the supporting handle 7 can be conveniently and stably grasped, the supporting handle 7 is matched with a hand, threaded holes are formed in the bottom surface of the shell 1, the position of the supporting handle 7 can be controlled according to needs, threaded holes are formed in the side surface of the connecting block 8, the supporting handle 7 can be fixed on the side surface, the threaded head 6 is meshed with the threaded holes in the bottom surface of the shell 1 and the threaded holes in the side surface of the connecting block 8, air outlet holes are formed in the surface of the protective cover 12, air can be circulated to avoid high heat generated during internal rotation, threads are formed in the surface of the drill bit 13, drilling is convenient, a motor is arranged inside the shell 1, and the output end of the motor inside the shell 1 is fixedly connected with the rotating rod 10, the motor inside can drive the rotating rod 10 to rotate, the spring A4 is fixedly connected with the shell 1 and the protection pad 5, the protection pad 5 is made of sponge, and damage caused by friction between the protection pad 5 and shoulders during long service life is avoided.

Example two

Please refer to fig. 1-4, side fixed mounting of shell 1 has fixed block 9, fixed telescopic link 11 avoids telescopic link 11 to take place the slope, side fixed mounting of fixed block 9 has telescopic link 11, the inside fixed mounting of telescopic link 11 has spring B14, can control telescopic link 11 to stretch out and draw back, thereby also can make fixed plate 15 rebound automatically, the one end fixedly connected with fixed plate 15 of telescopic link 11, make things convenient for the position of fixed drill bit 13, avoid the position of inaccurate punching, thereby also can promote telescopic link 11, scale size has all been seted up to the side of telescopic link 11, make the workman conveniently observe the scale when driling, thereby the depth of control drilling, the material of fixed plate 15 is natural rubber, avoid taking place the article that vibrations damaged drilling.

The working principle is as follows: firstly, the fixed handle 2 is grasped, then the supporting handle 7 is grasped and aligned to the threaded hole of the shell 1 or the connecting block 8 through the threaded head 6, the supporting handle 7 is rotated to enable the threaded head 6 to be fixed in the threaded hole through threads, then the protection pad 5 is placed at the position of a shoulder, the drilling machine can be grasped more firmly to avoid severe shaking, the vibration can be buffered through the connecting rod 3 and the spring A4, so that the vibration amplitude of the drilling machine is reduced, then the supporting handle 7 and the fixed handle 2 are grasped to align the drill bit 13 to a position needing drilling, when the internal motor drives the rotating rod 10 to rotate, so that the drill bit 13 fixed at one end of the rotating rod 10 rotates to abut against an object needing drilling through the fixing plate 15, when the drill bit 13 drills downwards, the fixing plate 15 moves backwards to compress the telescopic rod 11 and the spring B14 inside, through observing scales on the side surface of the telescopic rod 11, so as to judge the drilling depth of the drill bit 13, the position of the drill bit 13 is provided with the protection cover 12, the position of the protection cover 12 can avoid the drilled residue or sundries rotating rod 10 from being clamped at the position, and the temperature of the rotating rod 10 can not be too high through the air outlet hole.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A hand-held drilling machine comprising a casing (1), characterized in that: the utility model discloses a novel drill bit, including shell (1), fixed handle (2) are installed to the lower fixed surface of shell (1), the one end sliding connection of shell (1) has connecting rod (3), the surface of connecting rod (3) is provided with spring A (4), the one end fixed mounting of connecting rod (3) has protection pad (5), the lower surface of shell (1) rotates and is connected with screw head (6), the lower fixed surface of screw head (6) installs and supports handle (7), the equal fixed mounting in side of shell (1) has connecting block (8), the one end of shell (1) is rotated and is connected with bull stick (10), the one end fixed mounting of shell (1) has safety cover (12), one side fixed mounting of bull stick (10) has drill bit (13).

2. The hand held drill according to claim 1, wherein: the fixed handle (2) is arc-shaped, and a finger groove is formed in the surface of the supporting handle (7).

3. The hand held drill according to claim 1, wherein: the bottom surface of the shell (1) is provided with threaded holes, the side surface of the connecting block (8) is provided with threaded holes, and the threaded head (6) is meshed with the threaded holes in the bottom surface of the shell (1) and the threaded holes in the side surface of the connecting block (8).

4. The handheld drill of claim 1, wherein: the drill bit is characterized in that an air outlet hole is formed in the surface of the protective cover (12), threads are formed in the surface of the drill bit (13), a motor is arranged in the shell (1), and the motor output end in the shell (1) is fixedly connected with the rotating rod (10).

5. The hand held drill according to claim 1, wherein: the spring A (4) is fixedly connected with the shell (1) and the protection pad (5), and the protection pad (5) is made of sponge.

6. The hand held drill according to claim 1, wherein: the side fixed mounting of shell (1) has fixed block (9), the side fixed mounting of fixed block (9) has telescopic link (11), the inside fixed mounting of telescopic link (11) has spring B (14), the one end fixedly connected with fixed plate (15) of telescopic link (11).

7. The handheld drill of claim 6, wherein: the scale size has all been seted up to the side of telescopic link (11), the material of fixed plate (15) is natural rubber.