CN216028206U

CN216028206U - Automatic drilling device

Info

Publication number: CN216028206U
Application number: CN202122036829.5U
Authority: CN
Inventors: 简文彦; 周鑫; 戴益忠; 辜忠东
Original assignee: Dongguan Xinchang Aluminum Products Co ltd
Current assignee: Dongguan Xinchang Aluminum Products Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-03-15
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses an automatic drilling device, which comprises a support, a rotating mechanism arranged on the support, a drilling mechanism arranged on the support and connected with the rotating mechanism, a fixed rail arranged below the support, and a horizontal pushing mechanism arranged at one end of the fixed rail, wherein the rotating mechanism comprises a driving motor arranged on the support, and a rotating cross shaft which is connected with the output end of the driving motor and is rotationally arranged on the support; the drilling mechanism comprises a lifting longitudinal shaft meshed with the rotating transverse shaft and an electric drill sleeved on the lifting longitudinal shaft, a stroke control switch for controlling the driving motor to rotate forwards or backwards is arranged on the support, and a switching piece is movably arranged on the support and between the stroke control switch and the rotating transverse shaft. The automatic drilling device is simple in structure, the mechanisms are matched with each other to realize automatic feeding, drilling and discharging, the machining efficiency and accuracy are improved, and large-scale production is easy to realize.

Description

Automatic drilling device

Technical Field

The utility model relates to the field of drilling devices, in particular to an automatic drilling device.

Background

In the existing riveting component machining process, the riveting hole is frequently required to be drilled in the component, higher requirements are provided for the machining precision of the drilled hole along with the improvement of precision requirements, the existing riveting hole drilling equipment set is used for placing the component in a jig through manual work and then drilling, the equipment structure is complex, time and labor are wasted during production, the machining precision is not high, the smooth proceeding of subsequent production procedures is influenced, and the improvement of the production efficiency and the large-scale production are not facilitated.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides the automatic drilling device which is simple in structure, and the mechanisms are matched with each other to realize automatic feeding, drilling and discharging, so that the processing efficiency and accuracy are improved, and the large-scale production is easy to realize.

In order to achieve the purpose, the utility model provides an automatic drilling device, which comprises a support, a rotating mechanism arranged on the support, a drilling mechanism arranged on the support and connected with the rotating mechanism, a fixed rail arranged below the support, and a horizontal pushing mechanism arranged at one end of the fixed rail, wherein the rotating mechanism comprises a driving motor arranged on the support, and a rotating cross shaft connected to the output end of the driving motor and rotationally arranged on the support; the drilling mechanism comprises a lifting longitudinal shaft meshed with a rotating transverse shaft and an electric drill sleeved on the lifting longitudinal shaft, a stroke control switch for controlling the driving motor to rotate forwards or backwards is arranged on the support, and a switching piece is movably arranged on the support between the stroke control switch and the rotating transverse shaft, wherein the rotating transverse shaft acts on the switching piece, and the switching piece acts on the stroke control switch.

As a further improvement of the present invention, the switching member includes a push rod movably disposed on the bracket, a push block disposed at one end of the push rod and acting on the stroke control switch, and an action block disposed at the other end of the push rod, and the rotating cross shaft acts on the action block.

As a further improvement of the utility model, a mounting seat is arranged on the bracket and above the rotating cross shaft, a mounting groove is formed on the mounting seat, the stroke control switch is arranged in the mounting groove, the upper end of the push rod extends into the mounting groove from the bottom of the mounting seat and is close to one side of the stroke control switch, the lower end of the push rod is arranged outside the mounting groove and is close to one side of the rotating cross shaft, wherein the push block is sleeved on the periphery of the upper end of the push rod and acts on the stroke control switch, the action block is sleeved on the periphery of the lower end of the push rod, and the rotating cross shaft acts on the action block.

As a further improvement of the present invention, the travel control switch includes a switch body disposed in the mounting groove, an upper movable contact block for controlling the reverse rotation of the driving motor and a lower movable contact block for controlling the forward rotation of the driving motor are disposed on the switch body and on a side close to the push rod, and one end of the push block extends to a position between the upper movable contact block and the lower movable contact block.

As a further improvement of the utility model, an action ferrule is sleeved on the periphery of the rotating transverse shaft, and a first lug boss and a second lug boss which respectively act on the action block are arranged on the periphery of the action ferrule.

As a further improvement of the utility model, an upper positioning guide hole is formed on the inner top of the mounting groove, a lower limiting convex block is arranged on the bracket and below the push rod, the upper end of the push rod extends upwards and is inserted into the upper positioning guide hole, and the push rod moves up and down between the lower limiting convex block and the upper positioning guide hole.

As a further improvement of the utility model, an upper return spring is sleeved on the periphery of the push rod and positioned between the push block and the inner top of the mounting groove, and a lower return spring is sleeved on the periphery of the push rod and positioned between the push block and the inner bottom of the mounting groove.

As a further improvement of the utility model, the action surfaces of the upper movable contact block and the lower movable contact block are both provided with a curved surface structure, and the action end of the push block is provided with a conical structure.

As a further improvement of the utility model, the horizontal pushing mechanism comprises a horizontal cylinder and a horizontal push rod connected with an output shaft of the horizontal cylinder and moving along a fixed track, wherein an electromagnetic induction switch used for inducing the drill bit of the electric drill is arranged on the horizontal cylinder, and the electromagnetic induction switch is electrically connected with the horizontal cylinder.

As a further improvement of the present invention, a feeding mechanism is further disposed on one side of the fixed track, and the feeding mechanism includes a vibrating disk, an adjusting portion connected to the vibrating disk, and a feeding track connecting the adjusting portion and the fixed track; a spiral track is formed in the vibration disc from bottom to top along the inner side wall of the vibration disc, the upper end part of the spiral track is connected with the adjusting part, the adjusting part comprises a supporting plate inclined from outside to inside, a limiting rod arranged above the supporting plate and a supporting wall arranged outside the supporting plate and connected with the side wall of the vibration disc, a bent part is formed at the joint of the supporting plate and the vibration disc, the supporting plate is sequentially provided with a first supporting plate, a second supporting plate connected with the first supporting plate and a third supporting plate connected with the second supporting plate from outside to inside at the bent part, wherein the lengths of the supporting wall, the first supporting plate, the second supporting plate and the third supporting plate are sequentially lengthened, the third supporting plate is connected with the feeding track, and the width of the third supporting plate is smaller than that of the feeding track; a first gap with an angle is formed between the first supporting plate and the supporting wall, and a second gap is formed between the first supporting plate and the second supporting plate; the limiting rod is positioned above the third supporting plate, and the height of the limiting rod is not higher than that of the supporting wall; a rotary cross rod is arranged above the joint of the third supporting plate and the second supporting plate, one end of the rotary cross rod is connected with the limiting rod, and the other end of the rotary cross rod is connected with the inner side of the third supporting plate; a screening groove is formed in the third supporting plate and is positioned between the feeding rail and the rotating cross rod; a guide rod parallel to the limiting rod is arranged above the joint of the feeding track and the third supporting plate, one end of the guide rod extends to the upper part of the third supporting plate to form a tilting part, and two side walls of the feeding track extend to two sides of the third supporting plate and respectively extend outwards to form a horn-shaped feeding port; the upper end of the inner side wall of the feeding rail extends to the middle position of the feeding rail to form a limiting plate, and the guide rod and the limiting rod are respectively connected with the limiting plate; a lower fixed cross rod is arranged between the outer side wall of the feeding track and the third supporting plate, and at least one upper fixed cross rod is respectively arranged between the limiting rod and the guide rod, between the limiting rod and the outer side wall of the feeding track, and between the guide rod and the inner side wall of the feeding track; an arc-shaped blocking piece is integrally formed on the inner side wall of the vibrating disk and at a position close to the adjusting part, and one end of the arc-shaped blocking piece extends to the upper part of the spiral track; the vibrating disk is provided with a material receiving platform below the adjusting part.

Compared with the prior art, the automatic drilling device provided by the utility model has the beneficial effects that: the automatic drilling device is simple in structure, automatic feeding, drilling and discharging can be realized by matching the mechanisms with each other, the processing efficiency and accuracy are improved, and large-scale production is easy to realize.

Drawings

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

FIG. 1 is a schematic structural view of an automatic drilling apparatus of the present invention;

FIG. 2 is a partially enlarged view of the rotation cross shaft, the stroke control switch, and the switching member of the automatic drilling apparatus of the present invention in cooperation with each other;

FIG. 3 is a schematic view of the connection between the automatic drilling device and the feeding mechanism according to the present invention;

FIG. 4 is a schematic structural view of a horizontal pushing mechanism in the automatic drilling apparatus of the present invention;

FIG. 5 is a partially enlarged view of a feeding mechanism in the automatic boring apparatus of the present invention;

fig. 6 is a partially enlarged view of a feeding rail in the automatic drilling apparatus of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 3, the present invention provides an automatic drilling device, including a support 1, a rotating mechanism disposed on the support 1, a drilling mechanism 2 disposed on the support 1 and connected to the rotating mechanism, a fixed rail 3 disposed below the support 1, and a horizontal pushing mechanism 4 disposed at one end of the fixed rail 3, wherein the rotating mechanism includes a driving motor disposed on the support 1, and a rotating horizontal shaft 5 connected to an output end of the driving motor and rotatably disposed on the support 1; the drilling mechanism 2 comprises a lifting longitudinal shaft 21 meshed with the rotating transverse shaft 5 and an electric drill 22 sleeved on the lifting longitudinal shaft 21, a stroke control switch 6 for controlling the driving motor to rotate forwards or backwards is arranged on the support 1, a switching piece 7 is movably arranged on the support 1 and between the stroke control switch 6 and the rotating transverse shaft 5, wherein the rotating transverse shaft 5 acts on the switching piece 7, and the switching piece 7 acts on the stroke control switch 6.

The working principle of the automatic drilling device is as follows: when the driving motor is started, the driving motor rotates forwards to drive the rotating transverse shaft 5 to rotate, at the moment, the lifting longitudinal shaft 21 meshed with the rotating transverse shaft 5 moves downwards and drives the electric drill 22 to move downwards to drill on a workpiece to be drilled, meanwhile, the rotating transverse shaft 5 acts on the switching piece 7 in the rotating process, and the switching piece 7 moves and acts on the travel control switch 6, so that the driving motor is switched from forward rotation to reverse rotation, the rotating direction of the rotating transverse shaft 5 is changed, at the moment, the lifting longitudinal shaft 21 meshed with the rotating transverse shaft 5 moves upwards and drives the electric drill 22 to move upwards away from the workpiece to be drilled, and therefore, through the cooperation of the rotating transverse shaft 5, the travel control switch 6 and the switching piece 7, the automatic lifting of the drilling mechanism 2 is achieved, the automatic drilling operation is completed, and the drilling accuracy of the device is improved.

As shown in fig. 2, in the present embodiment, the switching member 7 includes a push rod 71 movably disposed on the bracket 1, a push block 72 disposed at one end of the push rod 71 and acting on the stroke control switch 6, and an action block 73 disposed at the other end of the push rod 71, and the rotation horizontal shaft 5 acts on the action block 73. The switching piece 7 is simple in structure, can stably move between the rotating transverse shaft 5 and the stroke control switch 6, realizes stable switching of the stroke control switch 6, and improves the accuracy of drilling.

The support 1 is provided with an installation seat 11 above the rotating cross shaft 5, an installation groove is formed in the installation seat 11, the travel control switch 6 is arranged in the installation groove, the upper end of the push rod 71 extends into the installation groove from the bottom of the installation seat 11 and is close to one side of the travel control switch 6, the lower end of the push rod 71 is arranged outside the installation groove and is close to one side of the rotating cross shaft 5, the push rod 71 is sleeved on the periphery of the upper end of the push rod 71 and acts on the travel control switch 6, the action block 73 is sleeved on the periphery of the lower end of the push rod 71, and the rotating cross shaft 5 acts on the action block 73. Therefore, the push rod 71 moves up and down by using the mounting seat 11 as a supporting point, the switching of the stroke control switch 6 is stably controlled, and the drilling accuracy of the drilling device is realized.

The travel control switch 6 comprises a switch body 61 arranged in the mounting groove, an upper movable contact block 62 for controlling the reverse rotation of the driving motor and a lower movable contact block 63 for controlling the forward rotation of the driving motor are oppositely arranged on one side of the switch body 61 close to the push rod 71, and one end of the push block 72 extends to a position between the upper movable contact block 62 and the lower movable contact block 63. Specifically, when the driving motor is started to drive the rotating transverse shaft 5 to rotate anticlockwise, at this time, the lifting longitudinal shaft 21 meshed with the rotating transverse shaft 5 moves downwards and drives the electric drill 22 to move downwards to act on the workpiece to be drilled for drilling, meanwhile, the rotating transverse shaft 5 acts on the action block 73 and pushes the push rod 71 to drive the push block 72 to move upwards and act on the upper movable contact block 62 in the anticlockwise rotating process, so that the driving motor is switched from forward rotation to reverse rotation, the rotating transverse shaft 5 rotates clockwise from anticlockwise rotation, at this time, the lifting longitudinal shaft 21 meshed with the rotating transverse shaft 5 moves upwards and drives the electric drill 22 to move upwards and away from the workpiece to be drilled, at the same time, the rotating transverse shaft 5 acts on the action block 73 in the clockwise rotating process, the push rod 71 moves downwards and drives the push block 72 to move downwards to act on the lower movable contact block 63, the rotating transverse shaft 5 rotates anticlockwise from clockwise rotation and drives the drilling mechanism 2 to move downwards to act on the workpiece to be drilled, therefore, when the movable rod 71 moves up and down, the push block 72 is driven to move between the upper movable contact block 62 and the lower movable contact block 63, so that the driving motor is controlled to switch between forward rotation and reverse rotation, the automatic lifting of the drilling assembly 2 is realized, the automatic drilling operation is completed, and the drilling accuracy of the device is improved.

Specifically, an action collar 51 is sleeved on the outer periphery of the rotation horizontal shaft 5, and a first boss 511 and a second boss 512, which respectively act on the action block 73, are provided on the outer periphery of the action collar 51. The distance between the first protrusion 511 and the second protrusion 512 is set to control the switching frequency of the stroke control switch 6, thereby accurately controlling the drilling depth of the drilling assembly 2.

An upper positioning guide hole 111 is formed on the inner top of the mounting groove, a lower limiting convex block 12 is arranged on the bracket 1 and below the push rod 71, the upper end of the push rod 71 extends upwards and is inserted into the upper positioning guide hole 111, and the push rod 71 moves up and down between the lower limiting convex block 12 and the upper positioning guide hole 111. The moving distance of the switching piece 7 is controlled by the cooperation of the upper positioning guide hole 111 and the lower limiting lug 12, and the accuracy of the switching piece 7 acting on the stroke control switch 6 is improved.

An upper return spring 74 is sleeved on the periphery of the push rod 71 and positioned between the push block 72 and the inner top of the mounting groove, and a lower return spring 75 is sleeved on the periphery of the push rod 71 and positioned between the push block 72 and the inner bottom of the mounting groove. When the first protruding portion 511 or the second protruding portion 512 on the rotating horizontal shaft 5 rotates away from the acting block 73, the elastic restoring force of the upper return spring 74 and the lower return spring 75 drives the movable rod 71 to quickly and stably reset, so that the switching frequency of the stroke control switch 6 is ensured, and the drilling accuracy of the device is improved.

The action surfaces of the upper movable contact block 62 and the lower movable contact block 63 are both provided with a curved surface structure, and the action end of the push block 72 is provided with a conical structure. The matching degree between the action surfaces of the push block 72 and the upper movable contact block 62 or the lower movable contact block 63 is improved, so that the switching stability of the travel control switch 6 is controlled, and the drilling machining precision is further improved.

As shown in fig. 3 and 4, in the present embodiment, the horizontal pushing mechanism 4 includes a horizontal cylinder 41 and a horizontal push rod 42 connected to an output shaft of the horizontal cylinder 41 and moving along the fixed rail 3, an electromagnetic induction switch 43 for inducing the drill head of the electric drill 22 is disposed on the horizontal cylinder 41, and the electromagnetic induction switch 43 is electrically connected to the horizontal cylinder 41. Therefore, when the electromagnetic induction switch senses that the drill bit of the electric drill 22 leaves the workpiece, the horizontal air cylinder 41 is started to push the horizontal push rod 42 to move the workpiece forward, and the automation of the drilling device is further improved.

As shown in fig. 3 and 5, a feeding mechanism 8 is further disposed on one side of the fixed rail, and the feeding mechanism 8 includes a vibrating disk 81, an adjusting portion 82 connected to the vibrating disk 81, and a feeding rail 83 connecting the adjusting portion 82 and the fixed rail 3; a spiral track 84 is formed in the vibration plate 81 from bottom to top along the inner sidewall of the vibration plate 81, the upper end of the spiral track 84 is connected to the adjusting part 82, the adjusting part 82 includes a supporting plate 821 inclined from outside to inside, a limiting rod 822 disposed above the supporting plate 821, and a supporting wall 823 disposed outside the supporting plate 821 and connected to the side wall of the vibration plate 81, a bent portion is formed at the connection portion between the supporting plate 821 and the vibration plate 81, the supporting plate 821 sequentially has a first supporting plate 8211, a second supporting plate 8212 connected to the first supporting plate 8211, and a third supporting plate 8213 connected to the second supporting plate 8212 at the bent portion from the outside to the inside, wherein, the lengths of the supporting wall 823, the first supporting plate 8211, the second supporting plate 8212 and the third supporting plate 8213 are sequentially increased, the third supporting plate 8213 is connected with the feeding rail 83, and the width of the third supporting plate 8213 is smaller than that of the feeding rail 83; a first gap 824 with an angle is formed between the first supporting plate 8211 and the supporting wall 823, and a second gap 825 is formed between the first supporting plate 8211 and the second supporting plate 8212; the limiting rod 822 is positioned above the third supporting plate 8213, and the height of the limiting rod 822 is not higher than that of the supporting wall 823; a rotating cross bar 826 is arranged above the joint of the third supporting plate 8213 and the second supporting plate 8212, one end of the rotating cross bar 826 is connected with the limiting rod 822, and the other end of the rotating cross bar 826 is connected with the inner side of the third supporting plate 8213; a screening groove 8214 is formed on the third supporting plate 8213 and between the feeding rail 83 and the rotating cross bar 826; a guide rod 831 parallel to the limiting rod 822 is arranged above the connection part of the feeding rail 83 and the third supporting plate 8213, one end of the guide rod 831 extends to the upper part of the third supporting plate 8213 to form a tilting part 8311, and two side walls of the feeding rail 83 extend to two sides of the third supporting plate 8213 and respectively extend outwards to form a horn-shaped feeding port 832; the upper end of the inner side wall of the feeding rail 83 extends to the middle position of the feeding rail 83 to form a limiting plate 833, and the guide rod 831 and the limiting rod 822 are respectively connected with the limiting plate 833; a lower fixed cross bar 85 is arranged between the outer side wall of the feeding rail 83 and the third supporting plate 8213, and at least one upper fixed cross bar 86 is respectively arranged between the limiting rod 822 and the guide rod 831, between the limiting rod 822 and the outer side wall of the feeding rail 83, and between the guide rod 831 and the inner side wall of the feeding rail 83; an arc-shaped baffle 87 is integrally formed on the inner side wall of the vibrating disk 81 and at a position close to the adjusting part 82, and one end of the arc-shaped baffle 87 extends to the upper part of the spiral track 84; the vibrating plate 81 has a receiving table 88 formed below the adjusting portion 82.

In summary, in the automatic drilling device of the present invention, the stroke control switch 6 for controlling the driving motor to rotate forward and backward is provided, the switching member 7 is provided between the rotating horizontal shaft 5 and the stroke control switch 6, and the drilling mechanism 2 is connected to the rotating horizontal shaft 5, so that the rotating horizontal shaft 5 acts on the switching member 7 to switch the stroke control switch 6 to control the driving motor to rotate forward or backward during the rotation of the rotating horizontal shaft 5, and thus, the driving motor drives the rotating horizontal shaft 5 to periodically rotate back and forth, and the drilling mechanism 2 connected to the rotating horizontal shaft 5 moves up and down along with the rotating horizontal shaft 5 to complete the drilling operation.

It should be noted that the automatic drilling device disclosed in the present invention is an improvement on a specific structure, and a specific control manner is not an innovative point of the present invention. The drive motor, the electromagnetic switch 43, the drill 22 and other components involved in the present invention may be any common standard or known to those skilled in the art, and the structure, principle and control method thereof are known to those skilled in the art through technical manuals or through routine experimentation.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

Claims

1. An automatic drilling device comprises a support, a rotating mechanism arranged on the support, a drilling mechanism arranged on the support and connected with the rotating mechanism, a fixed rail arranged below the support, and a horizontal pushing mechanism arranged at one end of the fixed rail, wherein the rotating mechanism comprises a driving motor arranged on the support, and a rotating cross shaft connected to the output end of the driving motor and rotatably arranged on the support; the drilling mechanism comprises a lifting longitudinal shaft meshed with a rotating transverse shaft and an electric drill sleeved on the lifting longitudinal shaft, and is characterized in that a stroke control switch for controlling a driving motor to rotate forwards or backwards is arranged on the support, and a switching piece is movably arranged on the support between the stroke control switch and the rotating transverse shaft, wherein the rotating transverse shaft acts on the switching piece, and the switching piece acts on the stroke control switch.

2. The automatic drilling device of claim 1, wherein the switching member comprises a push rod movably disposed on the support, a push block disposed at one end of the push rod and acting on the travel control switch, and an action block disposed at the other end of the push rod, and the rotating transverse shaft acts on the action block.

3. The automatic drilling device according to claim 2, wherein a mounting seat is provided on the bracket above the rotating cross shaft, a mounting groove is formed on the mounting seat, the stroke control switch is provided in the mounting groove, the upper end of the push rod extends into the mounting groove from the bottom of the mounting seat and is close to one side of the stroke control switch, the lower end of the push rod is located outside the mounting groove and is close to one side of the rotating cross shaft, wherein the push block is sleeved on the periphery of the upper end of the push rod and acts on the stroke control switch, the action block is sleeved on the periphery of the lower end of the push rod, and the rotating cross shaft acts on the action block.

4. The automatic drilling device according to claim 3, wherein the stroke control switch comprises a switch body arranged in the mounting groove, an upper movable contact block for controlling the reverse rotation of the driving motor and a lower movable contact block for controlling the forward rotation of the driving motor are oppositely arranged on one side of the switch body close to the push rod, and one end of the push block extends to a position between the upper movable contact block and the lower movable contact block.

5. The automatic drilling device according to any one of claims 2 to 4, wherein an action collar is fitted around the outer periphery of the rotary cross shaft, and a first boss and a second boss each acting on the action block are provided around the outer periphery of the action collar.

6. The automatic drilling device according to claim 3, wherein an upper positioning guide hole is formed at an inner top of the mounting groove, a lower limit projection is provided on the bracket below the push rod, an upper end of the push rod extends upward and is inserted into the upper positioning guide hole, and the push rod moves up and down between the lower limit projection and the upper positioning guide hole.

7. The automatic drilling device according to claim 3, wherein an upper return spring is sleeved on the outer periphery of the push rod and located between the push block and the inner top of the mounting groove, and a lower return spring is sleeved on the outer periphery of the push rod and located between the push block and the inner bottom of the mounting groove.

8. The automatic drilling device according to claim 3, wherein the action surfaces of the upper movable contact block and the lower movable contact block are provided with a curved surface structure, and the action end of the push block is provided with a conical structure.

9. The automatic drilling device according to claim 1, wherein the horizontal pushing mechanism comprises a horizontal cylinder and a horizontal push rod connected with an output shaft of the horizontal cylinder and moving along the fixed track, an electromagnetic induction switch for inducing the drill bit of the electric drill is arranged on the horizontal cylinder, and the electromagnetic induction switch is electrically connected with the horizontal cylinder.

10. The automatic drilling device according to claim 1, wherein a feeding mechanism is further provided at one side of the fixed rail, the feeding mechanism comprising a vibrating disk, an adjusting portion connected to the vibrating disk, and a feeding rail connecting the adjusting portion and the fixed rail; a spiral track is formed in the vibration disc from bottom to top along the inner side wall of the vibration disc, the upper end part of the spiral track is connected with the adjusting part, the adjusting part comprises a supporting plate inclined from outside to inside, a limiting rod arranged above the supporting plate and a supporting wall arranged outside the supporting plate and connected with the side wall of the vibration disc, a bent part is formed at the joint of the supporting plate and the vibration disc, the supporting plate is sequentially provided with a first supporting plate, a second supporting plate connected with the first supporting plate and a third supporting plate connected with the second supporting plate from outside to inside at the bent part, wherein the lengths of the supporting wall, the first supporting plate, the second supporting plate and the third supporting plate are sequentially lengthened, the third supporting plate is connected with the feeding track, and the width of the third supporting plate is smaller than that of the feeding track; a first gap with an angle is formed between the first supporting plate and the supporting wall, and a second gap is formed between the first supporting plate and the second supporting plate; the limiting rod is positioned above the third supporting plate, and the height of the limiting rod is not higher than that of the supporting wall; a rotary cross rod is arranged above the joint of the third supporting plate and the second supporting plate, one end of the rotary cross rod is connected with the limiting rod, and the other end of the rotary cross rod is connected with the inner side of the third supporting plate; a screening groove is formed in the third supporting plate and is positioned between the feeding rail and the rotating cross rod; a guide rod parallel to the limiting rod is arranged above the joint of the feeding track and the third supporting plate, one end of the guide rod extends to the upper part of the third supporting plate to form a tilting part, and two side walls of the feeding track extend to two sides of the third supporting plate and respectively extend outwards to form a horn-shaped feeding port; the upper end of the inner side wall of the feeding rail extends to the middle position of the feeding rail to form a limiting plate, and the guide rod and the limiting rod are respectively connected with the limiting plate; a lower fixed cross rod is arranged between the outer side wall of the feeding track and the third supporting plate, and at least one upper fixed cross rod is respectively arranged between the limiting rod and the guide rod, between the limiting rod and the outer side wall of the feeding track, and between the guide rod and the inner side wall of the feeding track; an arc-shaped blocking piece is integrally formed on the inner side wall of the vibrating disk and at a position close to the adjusting part, and one end of the arc-shaped blocking piece extends to the upper part of the spiral track; the vibrating disk is provided with a material receiving platform below the adjusting part.