CN115283713A

CN115283713A - Computer machine case shaping drilling equipment

Info

Publication number: CN115283713A
Application number: CN202111680904.XA
Authority: CN
Inventors: 杨茂凯
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-11-04

Abstract

The invention discloses a computer case forming and drilling device which comprises an installation shell and a drill bit arranged in the installation shell, wherein a motor is fixedly installed at the top of the installation shell, an output shaft of the motor penetrates through the installation shell and is fixedly provided with an installation cylinder through a coupler, the drill bit is fixedly inserted into the installation cylinder, a pre-contact cylinder penetrates through and is slidably installed at the bottom of the installation shell, a piston ring is slidably installed inside the pre-contact cylinder, and the top of the piston ring is communicated and fixedly connected with a guide pipe. This computer machine case shaping drilling equipment, the size is less, is convenient for hand to guarantee the straightness that hangs down of drilling, and carry out isolated protection at the drilling in-process, collect the clearance to the powder that produces in the drilling simultaneously, in the time of convenient to use, guarantee the quality of drilling and the efficiency of drilling, the high integration of multinomial function, it is more convenient to use, provides more suitable drilling gadget for workman's drilling.

Description

Computer machine case shaping drilling equipment

Technical Field

The invention relates to the technical field of small drilling tools, in particular to computer case forming and drilling equipment.

Background

In the fashioned course of working of computer machine case, drilling tool is indispensable part, conventional quick-witted case drilling equipment often is simple direct utilization hand drill and drills, when lacking safeguard measure, can not effectively clear up the dust that the drilling produced, lead to the drilling environment relatively poor, influence workman's healthy, and the hand drill sets up great, be unfavorable for when drilling in narrow space, the straightness that hangs down of the drilling pore wall of unable effective assurance hand drill, lead to the quality of drilling relatively poor, for this special computer machine case shaping drilling equipment that provides, the size is less, be convenient for handheld, and guarantee the straightness that hangs down of drilling, and isolate the protection in drilling process, collect the clearance to the powder that produces in the drilling simultaneously, while convenient to use, guarantee the quality of drilling and the efficiency of drilling.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides computer case forming and drilling equipment, which solves the problems that when a conventional hand drill is used for drilling, dust generated by drilling cannot be cleaned while protective measures are lacked, the hand drill is arranged in a large size, drilling in a narrow space is not facilitated, and the perpendicularity of the drilled hole wall of the hand drill cannot be effectively ensured, so that the drilling quality is poor.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a computer case forming and drilling device comprises an installation shell and a drill bit arranged in the installation shell, wherein a motor is fixedly arranged at the top of the installation shell, an output shaft of the motor penetrates through the installation shell and is fixedly provided with an installation cylinder through a coupler, the drill bit is fixedly connected inside the installation cylinder in an inserting manner, a pre-contact cylinder is arranged at the bottom of the installation shell in a penetrating and sliding manner, a piston ring is arranged inside the pre-contact cylinder in a sliding manner, the top of the piston ring is communicated and fixedly connected with a guide pipe, the top end of the guide pipe penetrates through the pre-contact cylinder and extends to the upper side of the pre-contact cylinder, an assembly ring is in threaded connection with the top of the outer surface of the pre-contact cylinder, a first spring is sleeved outside the installation cylinder and between the assembly ring and the top of the inner cavity of the installation shell, the utility model discloses a dust collection box, including installation shell, guide tube, mounting ring, dust collection box, second pipe and blast pipe, the surface of guide tube just is located to be equipped with the second spring between a section of thick bamboo of touching in advance and the assembly ring, the bottom of installation shell runs through guide tube and guide tube in proper order and extends to the below of guide tube, the bottom of a section of thick bamboo left and right sides of touching in advance runs through and fixedly connected with dust absorption head and the head of blowing respectively, the bottom of installation shell is through first pipe and the input intercommunication of the head of blowing, the output of dust absorption head has the dust collection box through second pipe intercommunication, and passes through the third pipe intercommunication between the top of dust collection box and the installation shell, the top intercommunication of dust collection box has the blast pipe, the surface of first pipe, second pipe and blast pipe all is provided with the check valve.

Through adopting above-mentioned technical scheme, a slidable mounting touches a section of thick bamboo in advance in the installation shell, utilize to touch a section of thick bamboo in advance and treat the drilling face and contact before driling, when guaranteeing drilling position's accuracy, realize perpendicular drilling, and the installation shell is when touching a section of thick bamboo surface round trip movement in advance, change to the inside production air current of installation shell, when the installation shell pushes down, blow up the powder sweeps of drilling face through first pipe, when second spring promotion installation shell is automatic to rise, cooperation through third pipe and second pipe, collect the powder sweeps in the dust tank, guarantee the clean and tidy of processing environment, and touch a setting of section of thick bamboo in advance, seal the isolation to processing personnel and drill bit, the security of processing personnel drilling in-process has effectively been guaranteed.

The invention is further configured to: the one-way valve on the first guide pipe is used for controlling the air inside the installation shell to flow to the blowing head, the one-way valve on the second guide pipe is used for controlling the air in the dust collection head to flow to the dust collection box, the one-way valve on the third guide pipe is used for controlling the air in the dust collection box to flow to the installation shell, and the one-way valve on the exhaust pipe is used for controlling the air in the dust collection box to flow to the outside of the dust collection box.

The invention is further configured to: the dust collection box is characterized in that an L-shaped isolation net is fixedly mounted inside the dust collection box, the second guide pipe input port and the exhaust pipe input port are arranged on the rear side of the top of the dust collection box side by side, the L-shaped isolation net is arranged between the second guide pipe output port and the third guide pipe input port, and the front of the dust collection box is hinged with a sealing door through a hinge.

Through adopting above-mentioned technical scheme, utilize the setting of L type separation net, when the powder sweeps enters into the dust collecting box, blockked by L type separation net to guarantee the clean and tidy and the discharge pipe exhaust gas's of installation shell inner space pollution-free.

The invention is further configured to: the installation shell comprises an upper shell and a lower shell, the bottom of the outer surface of the upper shell is in sliding contact with the inner surface of the lower shell, the upper shell is fixedly connected with the lower shell through bolts, and the first conduit output port and the third conduit output port are communicated and fixedly installed on the lower shell.

Through adopting above-mentioned technical scheme, the installation shell of going up casing and inferior valve body group one-tenth guarantees that the dismantlement of installation shell is convenient, and then provides convenient condition for the dismouting maintenance of device.

The invention is further configured to: the bottom of casing down set up with touch a movable mouthful of a looks adaptation in advance, and the internal surface fixed connection of movable mouthful has and touches a seal ring of a surface looks adaptation in advance, touch the inside bonding of the top of a surface and the position of installing the shell in advance and be fixed with the stop collar.

Through adopting above-mentioned technical scheme, utilize seal ring's setting, guarantee that the installation shell produces effectual air current undulant when touching a round trip movement in advance, and then for the collection of powder sweeps provides the condition, the setting of stop collar can effectively avoid pulling down at the exogenic force for the installation shell directly breaks away from and touches a section of thick bamboo in advance, thereby causes the condition that the device dispersion produced the damage easily.

The invention is further configured to: the front side and the rear side of the bottom of the pre-contact cylinder are fixedly provided with friction pads, transparent observation windows are arranged on the periphery of the pre-contact cylinder, and the transparent observation windows are used for observing the position of a drill bit.

Through adopting above-mentioned technical scheme, the setting of friction pad is more stable for touching a section of thick bamboo in advance and treating the contact between the drilling face, and is difficult for sliding to guarantee the stability of drilling in-process, under the setting of transparent observation window, guarantee the understanding of workman to the drill bit position.

The invention is further configured to: the drill bit is characterized in that a first magnetic block is fixedly mounted at the top of an inner cavity of the mounting cylinder, a square rod is fixedly mounted at the top of the drill bit, and a second magnetic block matched with the first magnetic block is fixedly connected to the top of the square rod.

Through adopting above-mentioned technical scheme, the cooperation of square bar and installation section of thick bamboo guarantees that installation section of thick bamboo pivoted in, drives the square bar and makes the drill bit carry out effectual rotation to the stability of square bar position in the installation section of thick bamboo is guaranteed in the cooperation setting of first magnetic path and second magnetic path.

The invention is further configured to: the length and width of the inner cavity of the mounting shell are 2-3 times of the length and width of the pre-contact cylinder, and a third magnetic block is embedded and fixedly mounted at the bottom of the dust collection box.

Through adopting above-mentioned technical scheme, set for the installation shell and the size proportion that touches in advance between the section of thick bamboo, guarantee that the installation shell produces sufficient air current change on touching the section of thick bamboo on the round trip movement in-process in advance, and then guarantee the effective collection going on powder sweeps for under the setting of third magnetic path, make the dust collection box can effectively adsorb on the metal system takes the drilling face, guarantee the stability of position.

(III) advantageous effects

The invention provides a computer case forming and drilling device. The method has the following beneficial effects:

(1) This computer machine case shaping drilling equipment, through a sliding mounting touches a section of thick bamboo in advance in the installation shell, utilize and touch a section of thick bamboo in advance and treat the drilling face and contact before drilling, when guaranteeing the accuracy of drilling position, realize perpendicular drilling, and the installation shell is when touching a section of thick bamboo surface round trip movement in advance, change to the inside production air current of installation shell, when the installation shell pushes down, blow up the powder sweeps of drilling face through first pipe, when second spring promotion installation shell is automatic to rise, through the cooperation of third pipe and second pipe, collect the powder sweeps in the dust collecting box, guarantee the clean and tidy of processing environment, and touch the setting of a section of thick bamboo in advance, seal the isolation to processing personnel and drill bit, the security of processing personnel drilling in-process has effectively been guaranteed.

(2) This computer machine case shaping drilling equipment, the size is less, is convenient for handheld to guarantee the straightness that hangs down of drilling, and carry out isolated protection at drilling in-process, collect the clearance to the powder that produces in the drilling simultaneously, in the time of convenient to use, guarantee the quality of drilling and the efficiency of drilling, multinomial function is highly integrated, and it is more convenient to use, provides more suitable drilling gadget for workman's drilling.

(3) This computer machine case shaping drilling equipment utilizes the setting of L type separation net, when the powder sweeps enters into the dust collecting box, is blockked by L type separation net to guarantee the clean and tidy and the discharge pipe exhaust gas's of installation shell inner space pollution-free.

(4) This computer machine case shaping drilling equipment, through the installation shell of last casing with inferior valve body group one-tenth, guarantee that the dismantlement of installation shell is convenient, and then for the dismouting maintenance of device condition of facilitating.

(5) This computer machine case shaping drilling equipment through the setting that utilizes seal ring, guarantees that the installation shell produces effectual air current undulant when touching a round trip movement in advance on the section of thick bamboo, and then provides the condition for the collection of powder sweeps, and the setting of stop collar can effectively avoid pulling down at the exogenic force for the installation shell directly breaks away from and touches a section of thick bamboo in advance, thereby causes the condition that the device dispersion produced the damage easily.

(6) This computer machine case shaping drilling equipment, through the setting of friction pad, for touch a section of thick bamboo in advance and treat that the contact between the drilling face is more stable, difficult slip to guarantee the stability of drilling in-process, under the setting of transparent observation window, guarantee the understanding of workman to the drill bit position.

(7) This computer machine case shaping drilling equipment, through the cooperation of square bar and installation section of thick bamboo, when guaranteeing that installation section of thick bamboo pivoted, drive the square bar and make the drill bit carry out effectual rotation to the stability of square bar position in the installation section of thick bamboo is guaranteed in the cooperation setting of first magnetic path and second magnetic path.

(8) This computer machine case shaping drilling equipment sets for through the size proportion to installing the shell and between the section of thick bamboo that touches in advance, guarantees that the installation shell produces sufficient air current change on touching the section of thick bamboo in advance in the round trip movement in-process, and then guarantees the effective collection going on to the powder sweeps for under the setting of third magnetic path, make the dust collection box can effectively adsorb on the metal system takes the drilling face, guarantee the stability of position.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the mounting housing and the precontacting cartridge of the present invention;

FIG. 3 is a schematic view of the external structure of the pre-touch cylinder of the present invention;

FIG. 4 is a schematic connection diagram of the structure of the drill bit, the mounting cylinder, the first magnetic block, the square bar and the second magnetic block according to the present invention;

fig. 5 is a left side view of the inner structure of the dust box of the present invention.

In the figure, 1, a housing; 2. a drill bit; 3. a motor; 4. mounting the cylinder; 5. pre-contacting the cylinder; 6. a piston ring; 7. a guide tube; 8. assembling a ring; 9. a second spring; 10. a dust collection head; 11. a blowing head; 12. a first conduit; 13. a second conduit; 14. a dust collection box; 15. a third conduit; 16. an exhaust pipe; 17. an L-shaped isolation net; 18. an upper housing; 19. a lower housing; 20. a sealing gasket; 21. a limiting sleeve; 22. a friction pad; 23. a transparent viewing window; 24. a first magnetic block; 25. a square bar; 26. a second magnetic block; 27. a third magnetic block; 28. a first spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and 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. 1-5, the embodiment of the invention provides the following two technical solutions:

the first embodiment,

A computer case forming and drilling device comprises an installation shell 1 and a drill bit 2 arranged in the installation shell 1, wherein a motor 3 is fixedly arranged at the top of the installation shell 1, an output shaft of the motor 3 penetrates through the installation shell 1 and is fixedly provided with an installation cylinder 4 through a coupler, the drill bit 2 is fixedly inserted in the installation cylinder 4, a pre-contact cylinder 5 is penetrated through and slidably arranged at the bottom of the installation shell 1, a piston ring 6 is slidably arranged in the pre-contact cylinder 5, the top of the piston ring 6 is communicated and fixedly connected with a guide pipe 7, the top of the guide pipe 7 penetrates through the pre-contact cylinder 5 and extends to the upper part of the pre-contact cylinder 5, an assembly ring 8 is in threaded connection with the top of the outer surface of the pre-contact cylinder 5, a first spring 28 is sleeved between the assembly ring 8 and the top of the inner cavity of the installation shell 4, a second spring 9 is sleeved on the outer surface of the guide pipe 7 and positioned between the pre-contact cylinder 5 and the assembly ring 8, the bottom end of the installation barrel 4 penetrates through the guide pipe 7 and the guide pipe 7 in sequence and extends to the lower part of the guide pipe 7, the bottoms of the left side and the right side of the pre-contact barrel 5 are respectively penetrated through and fixedly connected with a dust collection head 10 and a blowing head 11, the bottom of the installation shell 1 is communicated with the input end of the blowing head 11 through a first guide pipe 12, the output end of the dust collection head 10 is communicated with a dust collection box 14 through a second guide pipe 13, the top of the dust collection box 14 is communicated with the installation shell 1 through a third guide pipe 15, the top of the dust collection box 14 is communicated with an exhaust pipe 16, the surfaces of the first guide pipe 12, the second guide pipe 13 and the exhaust pipe 16 are all provided with one-way valves, further, the pre-contact barrel 5 is installed in the installation shell 1 in a sliding mode, the pre-contact barrel 5 is used for drilling on a surface to be drilled, the drilling position is ensured to be accurate, meanwhile, vertical drilling is realized, and when the surface of the installation shell 1 moves back and forth on the pre-contact barrel 5, to the inside air current that produces of installation shell 1 change, when installation shell 1 pushes down, blow up the powder sweeps of drilling face through first pipe 12, when second spring 9 promoted the automatic rising of installation shell 1, through the cooperation of third pipe 15 and second pipe 13, collect the powder sweeps in dust collection box 14, guarantee processing environment's clean and tidy, and a 5's setting is touched in advance, seal up isolation to processing personnel and drill bit 2, the security of processing personnel among the drilling process has effectively been guaranteed.

Example II,

This embodiment is an improvement of the previous embodiment, and is a computer case molding and drilling device, including a mounting shell 1 and a drill bit 2 disposed in the mounting shell 1, a motor 3 is fixedly mounted on the top of the mounting shell 1, as shown in fig. 1 and 2, the mounting shell 1 includes an upper shell 18 and a lower shell 19, the bottom of the outer surface of the upper shell 18 is in sliding contact with the inner surface of the lower shell 19, and the upper shell 18 is fixedly connected with the lower shell 19 through a bolt, the output port of the first conduit 12 and the output port of the third conduit 15 are both communicated and fixedly mounted on the lower shell 19, wherein the motor 3 is fixedly mounted on the top of the upper shell 18, and a control button is disposed on the front surface of the upper shell 18 for controlling the rotation of the motor 3.

An output shaft of the motor 3 penetrates through the mounting shell 1 and is fixedly provided with a mounting cylinder 4 through a coupler, the drill bit 2 is fixedly inserted into the mounting cylinder 4, as shown in figure 4, a first magnetic block 24 is fixedly arranged at the top of an inner cavity of the mounting cylinder 4, a square rod 25 is fixedly arranged at the top of the drill bit 2, and a second magnetic block 26 matched with the first magnetic block 24 is fixedly connected to the top of the square rod 25, as a detailed description, the inner cavity of the mounting cylinder 4 is provided with a square blind hole matched with the square rod 25, the bottom of the mounting shell 1 is provided with a pre-contact cylinder 5 in a penetrating and sliding manner, as shown in figure 1, a pressing warning line is coated on the surface of the pre-contact cylinder 5 and used for cleaning a drilling surface when the drill bit 2 is not contacted with the surface to be drilled, in order to ensure that the mounting cylinder 4 can generate enough air flow to push when moving back and forth on the pre-contact cylinder 5, the length and width of the inner cavity of the mounting shell 1 is set to be 2-3 times of the length and width of the pre-contact cylinder 5, specifically, as shown in fig. 2, a movable opening adapted to the pre-contact cylinder 5 is formed at the bottom of the lower housing 19, in order to ensure that the installation cylinder 4 can generate effective airflow pushing when moving back and forth on the pre-contact cylinder 5, a sealing washer 20 adapted to the outer surface of the pre-contact cylinder 5 is fixedly connected to the inner surface of the movable opening for improving the sealing effect, a limiting sleeve 21 is fixedly bonded to the top of the outer surface of the pre-contact cylinder 5 and located inside the installation housing 1, a piston ring 6 is slidably installed inside the pre-contact cylinder 5, the top of the pre-contact cylinder 6 is communicated with and fixedly connected to a guide tube 7, the top end of the guide tube 7 penetrates through the pre-contact cylinder 5 and extends to the upper side of the pre-contact cylinder 5, and an assembly ring 8 is threadedly connected to the top of the outer surface of the pre-contact cylinder 5, as shown in fig. 2, a fastening bolt is threadedly connected to the surface of the assembly ring 8, this fastening bolt's terminal surface and stand pipe 7's surperficial in close contact with, a rotation takes place for avoiding assembly ring 8, the outside of installation section of thick bamboo 4 just is located the cover and is equipped with first spring 28 between the top of assembly ring 8 and the 1 inner chamber of installation shell, the surface of stand pipe 7 just is located to overlap between a section of thick bamboo 5 of preshooting and the assembly ring 8 and is equipped with second spring 9, it needs to explain to be, as shown in figure 2, the elastic strength of first spring 28 is the fourth of second spring 9 elastic strength, the bottom of installation section of thick bamboo 4 runs through stand pipe 7 and stand pipe 7 in proper order and extends to the below of stand pipe 7.

Further, as shown in fig. 1, friction pads 22 are fixedly mounted on the front side and the rear side of the bottom of the pre-contact cylinder 5, and transparent observation windows 23 are arranged around the pre-contact cylinder 5, wherein the transparent observation windows 23 are used for observing the position of the drill bit 2.

Preferably, in order to ensure that the installation cylinder 1 can clean up the scraps generated by drilling when moving back and forth on the pre-contact cylinder 5, the bottoms of the left and right sides of the pre-contact cylinder 5 are respectively penetrated and fixedly connected with a dust collection head 10 and a blowing head 11, the bottom of the installation shell 1 is communicated with the input end of the blowing head 11 through a first conduit 12, the output end of the dust collection head 10 is communicated with a dust collection box 14 through a second conduit 13, specifically, as shown in fig. 5, an L-shaped isolation net 17 is fixedly installed inside the dust collection box 14, the input port of the second conduit 13 and the input port of an exhaust pipe 16 are arranged at the rear side of the top of the dust collection box 14 side by side, the L-shaped isolation net 17 is arranged between the output port of the second conduit 13 and the input port of a third conduit 15, and the front of the dust collection box 14 is hinged with a sealing door through a hinge.

Further, in order to ensure the stability of the dust box 14 in the using process, a third magnet 27 is embedded and fixedly installed at the bottom of the dust box 14.

Preferably, the top of the dust box 14 is communicated with the mounting case 1 through a third conduit 15, the top of the dust box 14 is communicated with an exhaust pipe 16, and the surfaces of the first conduit 12, the second conduit 13 and the exhaust pipe 16 are all provided with a one-way valve, as shown in fig. 1, as a detailed description, the one-way valve on the first conduit 12 is used for controlling the air inside the mounting case 1 to flow to the blowing head 11, the one-way valve on the second conduit 13 is used for controlling the air in the dust collecting head 10 to flow into the dust box 14, the one-way valve on the third conduit 15 is used for controlling the air in the dust box 14 to flow into the mounting case 1, and the one-way valve on the exhaust pipe 16 is used for controlling the air in the dust box 14 to flow to the outside of the dust box 14.

The advantage of the second embodiment over the first embodiment is that: set for the installation shell 1 and touch the size proportion between the section of thick bamboo 5 in advance, guarantee that installation shell 1 produces sufficient air current change on touching section of thick bamboo 5 round trip movement in-process in advance, and then guarantee the effective collection going on to the powder sweeps, under the setting of third magnetic path 27 for dust collection box 14 can effectively adsorb on the metal system takes the drilling face, guarantees the stability of position.

Punching at fixed points: covering the pre-contact cylinder 5 at a position to be punched on the surface to be punched of the case, adsorbing the dust collection box 14 on the case through a third magnetic block 27, observing the position of the drill bit 2 through a transparent observation window 23, pressing down after holding the installation shell 1 by a hand, sliding the installation shell 1 downwards along the pre-contact cylinder 5, pushing the installation cylinder 4 to drive the drill bit 2 to descend, pushing the guide pipe 7 to descend together when a coupler is extruded to the guide pipe 7 until the drill bit is contacted with the surface of the case, pressing a control button by a thumb after determining that the positions of the punched holes are aligned, starting the motor 3, driving the installation cylinder 4 to rotate by the motor 3, enabling the square rod 25 to drive the drill bit 2 to rotate, continuously pressing down the installation shell 1 until the vertical punching is completed, closing the control button of the motor 3, and stopping the rotation of the motor 3;

adsorption and fixation: when the drilling position is aligned, the first spring 28 presses the assembly ring 8 along with the downward pressing of the mounting shell 1, after the first spring 28 is compressed to a certain degree, the second spring 9 is compressed downward by the assembly ring 8, the gas in the mounting shell 1 is extruded into the dust suction head 10 from the first conduit 12 along the blowing head 11 by the pre-contact cylinder 5, passes through the second conduit 13, the dust collection box 14 and the L-shaped separation net 17, and is finally discharged from the exhaust pipe 16, at the moment, the pre-contact cylinder 5 is tightly adsorbed on the surface to be processed, the mounting shell 1 is loosened, the mounting shell 1 cannot rise, and the whole equipment is kept stable;

collecting powder scraps: after drilling, under the condition that a through hole is drilled in a chassis, the pre-contact cylinder 5 is not tightly adsorbed on the chassis any more, the installation shell 1 is pushed to ascend under the action of the elastic force of the first spring 28 and the second spring 9, at the moment, a negative pressure environment is formed inside the installation shell 1, suction force is generated through the third guide pipe 15, namely, the dust suction head 10 starts to adsorb powder scraps generated on a machined surface after drilling is completed through the second guide pipe 13 until the powder scraps are conveyed into the dust collection box 14 and fall on the L-shaped isolation net 17, the installation shell 1 does not ascend any more, when a large amount of powder scraps still exist on the machined surface, under the condition that the motor 3 is not started, the device is moved to a position far away from the drill hole, the installation shell 1 is pressed until the installation shell 1 is moved to a pressing warning line, at the moment, the drill bit 2 does not leak out of the pre-contact cylinder 5, the bottom space of the pre-contact cylinder 5 is blocked by using a thumb, the device is moved to a powder scrap gathering position, and the powder scraps are collected in the dust collection box 14 by repeating the operation;

dismounting and replacing: after the device is used for a long time, the elastic force of the first spring 28 and the second spring 9 is reduced or the drill bit 2 needs to be replaced, the bolt on the mounting shell 1 is unscrewed, the upper shell 18 is taken down, at the moment, the first spring 28 is separated from the mounting ring 8, the mounting cylinder 4 and the drill bit 2 are also separated from the guide pipe 7, when the drill bit 2 needs to be replaced, the drill bit 2 is directly pulled out of the mounting cylinder 4, after the new drill bit 2 is replaced, the square rod 25 is inserted into the mounting cylinder 4, after the first magnetic block 24 and the second magnetic block 26 are adsorbed, the replacement of the drill bit 2 is completed, when the first spring 28 is replaced, the first spring 28 is directly taken down to replace the new first spring 28, when the second spring 9 is replaced, the stable fastening bolt on the mounting ring 8 is loosened, the mounting ring 8 is rotated until the mounting ring 8 is separated from the guide pipe 7, then, the second spring 9 is directly taken down to replace the new second spring 9, and then the device is reversely operated to be reassembled.

To sum up, can see, this drilling equipment slides from top to bottom on 5 surfaces of cylinder of touching in advance through simple installation shell 1, just can realize the location fixed point, vertical drilling, the multinomial function of powder sweeps clearance collection, when possessing high integration, can also carry out convenient dismouting, possess workman and drill hole effective isolation simultaneously, carry out the effect of protection to the workman, the relative hand drill of factor of safety is higher, when effectively having solved conventional hand drill and having drilled a hole, when lacking safeguard measure, can not clear up the dust that the drilling produced, and the hand drill sets up great, when being unfavorable for drilling in narrow space, can't effectively guarantee the straightness that hangs down of drilling out the pore wall of hand drill, lead to the relatively poor problem of drilling quality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a computer machine case shaping drilling equipment, includes installation shell (1) and sets up drill bit (2) in installation shell (1), its characterized in that: the utility model discloses a dust collecting device, including installation shell (1), the top fixed mounting of installation shell (1) has motor (3), the output shaft of motor (3) runs through installation shell (1) and has installation section of thick bamboo (4) through shaft coupling fixed mounting, drill bit (2) are pegged graft and are fixed in the inside of installation section of thick bamboo (4), the bottom of installation shell (1) is run through and slidable mounting has a section of thick bamboo (5) in advance, the inside slidable mounting who touches a section of thick bamboo (5) in advance has piston ring (6), and the top intercommunication of piston ring (6) and fixedly connected with stand pipe (7), the top of stand pipe (7) is run through and touches a section of thick bamboo (5) in advance and extends to the top of touching a section of thick bamboo (5) in advance, and the top threaded connection who touches a section of thick bamboo (5) surface in advance has fitting ring (8), the outside of installation shell (4) just is located between the top of fitting ring (8) and installation shell (1) inner chamber the cover be equipped with first spring (28), the surface of stand pipe (7) just is located and is equipped with second spring (9) in advance between the fixed mounting tube (7) and the bottom of contact (7) and the fixed mounting tube (10) and the fixed mounting tube (7) and the bottom of blowing head (10) and the bottom of the fixed mounting tube (10) and the bottom of blowing pipe (10) respectively and the installation shell (10) and the bottom of blowing head (12) are connected with the installation shell (1) in advance, the bottom of blowing head (10) and the installation shell (10) in advance, the bottom of the installation shell (10) are connected with blowing head (10) in advance and the blowing head (10) and the installation shell (10) in advance the bottom of the blowing head (10) are connected with the installation shell (1) in advance (11) The dust collection head (10) is communicated with a dust collection box (14) through a second guide pipe (13), the top of the dust collection box (14) is communicated with the mounting shell (1) through a third guide pipe (15), the top of the dust collection box (14) is communicated with an exhaust pipe (16), and one-way valves are arranged on the surfaces of the first guide pipe (12), the second guide pipe (13) and the exhaust pipe (16).

2. The computer case molding and drilling device of claim 1, wherein: the one-way valve on the first guide pipe (12) is used for controlling the air inside the installation shell (1) to flow to the blowing head (11), the one-way valve on the second guide pipe (13) is used for controlling the air in the dust collection head (10) to flow to the dust collection box (14), the one-way valve on the third guide pipe (15) is used for controlling the air in the dust collection box (14) to flow to the installation shell (1), and the one-way valve on the exhaust pipe (16) is used for controlling the air in the dust collection box (14) to flow to the outside of the dust collection box (14).

3. The computer case molding and drilling device of claim 1, wherein: an L-shaped isolation net (17) is fixedly mounted inside the dust collection box (14), an input port of the second guide pipe (13) and an input port of the exhaust pipe (16) are arranged on the rear side of the top of the dust collection box (14) side by side, the L-shaped isolation net (17) is arranged between an output port of the second guide pipe (13) and an input port of the third guide pipe (15), and the front of the dust collection box (14) is hinged with a sealing door through a hinge.

4. The computer case shaping and drilling device of claim 1, wherein: the mounting shell (1) comprises an upper shell (18) and a lower shell (19), the bottom of the outer surface of the upper shell (18) is in sliding contact with the inner surface of the lower shell (19), the upper shell (18) is fixedly connected with the lower shell (19) through bolts, and the output port of the first guide pipe (12) and the output port of the third guide pipe (15) are communicated and fixedly mounted on the lower shell (19).

5. The computer case molding and drilling device of claim 4, wherein: the bottom of casing (19) down set up with touch a section of thick bamboo (5) looks adaptation's movable mouth in advance, and the internal surface fixedly connected with of movable mouth with touch a seal ring (20) of a section of thick bamboo (5) surface looks adaptation in advance, the inside bonding that just is located installation shell (1) at the top of touching a section of thick bamboo (5) surface in advance is fixed with stop collar (21).

6. The computer case molding and drilling device of claim 1, wherein: the front side and the rear side of the bottom of the pre-contact cylinder (5) are fixedly provided with friction pads (22), transparent observation windows (23) are arranged on the periphery of the pre-contact cylinder (5), and the transparent observation windows (23) are used for observing the positions of the drill bits (2).

7. The computer case molding and drilling device of claim 1, wherein: the drill bit is characterized in that a first magnetic block (24) is fixedly mounted at the top of an inner cavity of the mounting cylinder (4), a square rod (25) is fixedly mounted at the top of the drill bit (2), and a second magnetic block (26) matched with the first magnetic block (24) is fixedly connected to the top of the square rod (25).

8. The computer case molding and drilling device of claim 1, wherein: the length and width of the inner cavity of the mounting shell (1) are set to be 2-3 times of the length and width of the pre-touch cylinder (5), and a third magnetic block (27) is embedded and fixedly mounted at the bottom of the dust collection box (14).