CN113798553A

CN113798553A - High-efficient magnetism is inhaled and is bored

Info

Publication number: CN113798553A
Application number: CN202111037372.8A
Authority: CN
Inventors: 朱明亮; 童玮琪; 傅锦红
Original assignee: Zhejiang Minli Power Tools Co ltd
Current assignee: Zhejiang Minli Power Tools Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2021-12-17
Anticipated expiration: 2041-09-06
Also published as: CN113798553B

Abstract

The invention discloses a high-efficiency magnetic drill which comprises a magnetic suction seat, an electric drill, a guide rail and a motor arranged in the electric drill, wherein the motor is connected with a fan; the device comprises an air valve, an electric drill, a magnetic suction seat, a cooling liquid, an air valve, an adjusting part, an adjusting rod, a jetting device and a temperature control piece, wherein the air valve is arranged on the air valve, the electric drill is provided with a sliding part for driving the adjusting part, one end of the sliding part drives the adjusting part, the other end of the sliding part is provided with the adjusting rod for adjusting the cooling liquid, the electric drill is provided with the jetting device matched with the adjusting rod, and the magnetic suction seat is internally provided with the temperature control piece matched with the sliding part.

Description

High-efficient magnetism is inhaled and is bored

Technical Field

The invention relates to the technical field of electric tools, in particular to a high-efficiency magnetic drill.

Background

The magnetic drill is an electric tool which is often used for drilling holes on the side wall, and the magnetic drill is mainly adsorbed on a workpiece by means of the adsorption force of an electromagnet to vertically drill the workpiece. The existing magnetic drill electromagnet is easy to generate heating phenomenon under long-time high-current work, and the magnetism of the electromagnet is reduced due to long-time heating, so that potential safety hazards are generated; meanwhile, the magnetic drill usually slides the drill body through the guide rail, and scraps are easy to adhere to the guide rail during drilling, so that the precision of the guide rail is influenced. When drilling, the drill is usually used with cooling fluid, and the cooling fluid is wasted in a large amount if the drill is opened continuously at a large flow rate.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a high-efficiency magnetic drill.

In order to solve the technical problems, the invention is solved by the following technical scheme: a high-efficiency magnetic drill comprises a magnetic suction seat, an electric drill, a guide rail and a motor arranged in the electric drill.

In the above scheme, preferably, the motor is connected with a fan, an air duct matched with the fan is arranged in the electric drill, the air duct is connected with an air valve, and the air valve is provided with a first air blowing pipe connected with the magnetic suction seat and a second air blowing pipe matched with the guide rail; be equipped with the regulating part on the blast gate for adjust the amount of wind that the wind channel passes through first blowing pipe and second blowing pipe, be equipped with the sliding part of drive regulating part on the electric drill, sliding part one end drive regulating part, the other end are equipped with the regulation pole of adjusting the coolant liquid, be equipped with on the electric drill and adjust pole matched with injection apparatus for spray the coolant liquid to the drill bit on, be equipped with in the magnetism seat with sliding part complex temperature control piece, its beneficial effect lies in: the utility model provides a structure of adjustable coolant liquid flow clears up the guide rail simultaneously to inside cooling down of seat is inhaled to magnetism when rising temperature in the seat is inhaled to magnetism.

In the above scheme, it is preferred, the blast gate is the three-way valve, be equipped with the valve plate in the blast gate, the valve plate is located on the blast gate through the dwang, dwang one end is equipped with the rotor plate, be equipped with on the rotor plate with sliding part complex rotating pin, its beneficial effect lies in: the specific structure of the air valve is provided, so that the air valve can adjust the air volume entering the first air blowing opening and the second air blowing opening through the rotating rod.

In the above scheme, it is preferred, the sliding part includes slide bar, first spring and electro-magnet, the slide bar slides on locating the locating plate on the electric drill, the electro-magnet is located on the locating plate, be equipped with on the slide bar with electro-magnet matched with tablet, on tablet and locating plate were located to first spring, its beneficial effect lies in: a specific structure of a sliding part is provided, so that the sliding part can slide through an electromagnet.

Among the above-mentioned scheme, preferred, slide bar one end links to each other with adjusting the pole, and the other end is equipped with the top cover with rotating pin matched with, the top cover is convex long slot cover, and its beneficial effect lies in: the sliding rod can drive the rotating pin to rotate around the rotating rod when the sliding rod is translated.

In the above-mentioned scheme, it is preferred, injection apparatus includes jet pump and injection valve, on the injection valve was equipped with the jet pump, be equipped with on the injection valve and supply adjusting lever matched with regulation hole, the jet pump links to each other with the coolant liquid case, and its beneficial effect lies in: a specific structure of a spraying device is provided, so that cooling liquid can be sprayed to the drill bit through the spraying device.

In the above scheme, it is preferred, be equipped with strong magnetic coil in the seat is inhaled to magnetism, be equipped with the temperature control spare that can respond to strong magnetic coil temperature in the seat is inhaled to magnetism, the temperature control spare is temperature detect switch, temperature detect switch passes through the cable and links to each other with the electro-magnet, and its beneficial effect lies in: provides a concrete structure of a temperature control switch in a magnetic suction seat, so that the temperature control switch can detect the temperature of a strong magnetic coil in the magnetic suction seat.

In the above scheme, it is preferred, be equipped with the air intake that links to each other with first air-blowing pipe on the seat is inhaled to the magnetism, the air intake cooperatees with strong magnetic coil and is used for reducing strong magnetic coil's temperature, and its beneficial effect lies in: the air inlet of the strong magnetic base is provided, so that the strong magnetic base can be cooled through the first blowpipe.

The invention has the beneficial effects that: the invention provides a device for adjusting the flow of cooling liquid according to the temperature of a strong magnetic coil in a magnetic suction seat, and a structure for air cooling the strong magnetic coil, so that the drilling efficiency of a magnetic suction drill is greatly improved, and the waste and loss of the cooling liquid are reduced.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic cross-sectional view of the present invention.

Fig. 3 is a schematic sectional view of the sliding part according to the present invention.

Fig. 4 is a schematic structural view of the anti-collision part of the invention.

Fig. 5 is a schematic view of the sliding rod structure of the present invention.

Fig. 6 is a schematic structural view of the air valve of the present invention.

Fig. 7 is a schematic view of a slide rheostat of the present invention.

Fig. 8 is a schematic view of the structure of the detection plate of the present invention.

Detailed Description

The invention is described in further detail below with reference to the following detailed description and accompanying drawings: referring to fig. 1-8, a high-efficient magnetism is inhaled and is bored, includes that magnetism inhales seat 1, electric drill 2, guide rail 3 and locates motor 4 in electric drill 1, guide rail 3 sets firmly on magnetism inhales seat 1, and inhales seat 1 with magnetism and become the right angle setting, electric drill 2 slides and locates on the guide rail 3, electric drill 2 casing internal fixation has motor 4, be equipped with first gear 101 on the motor 4 output shaft, the output shaft end is equipped with fan 5.

An air duct 6 extends through the inner shell of the electric drill 2 towards one side of the fan 5, the air duct 6 is used for transmitting wind power of the fan 5, and an air valve 7 communicated with the air duct 6 is arranged outside the shell of the electric drill 1; the air valve 7 is a three-way valve, one side of the air valve 7 is connected with the air channel 6, the other side of the air valve is respectively connected with a first air blowing pipe 8 and a second air blowing pipe 9, the first air blowing pipe 8 and the second air blowing pipe 9 are both threaded hoses with angle adjusting functions, and the hoses are in the prior art.

The magnetic suction seat is characterized in that a strong magnetic coil 34 is arranged in the magnetic suction seat 1, an air inlet 36 matched with the strong magnetic coil 34 is formed in the magnetic suction seat 1, the air inlet 36 is connected with the first air blowing pipe 8, and an air outlet of the second air blowing pipe 9 is formed in one side close to the guide rail 3 and used for cleaning debris on the guide rail 3.

Be equipped with valve plate 11 on the blast valve 7, in valve plate 11 located blast valve 7, and set firmly dwang 12 on the valve plate 11, dwang 12 both ends are rotated and are set up on blast valve 7 curb plate, promptly valve plate 11 can be at the internal rotation of blast valve 7, and the relative amount of wind of control through first blowing pipe 8 and second blowing pipe 9 is under the unchangeable condition of the total amount of wind in wind channel 6, the angle of control valve plate 11, when valve plate 11 rotates and is close to first blowing pipe 8 one side, and the amount of wind through second blowing pipe 9 is greater than the amount of wind through first blowing pipe 8, otherwise then the amount of wind through first blowing pipe 8 is greater than the amount of wind of second blowing pipe 9.

Dwang 12 one end is worn to establish behind the 7 curb plates of blast gate and is set firmly rotor plate 13 in the blast gate 7 outside, rotor plate 13 sets up and extends to being close to 7 one side in wind channel, is rectangular shape board, rotor plate 13 one end sets firmly on dwang 12, and the other end has set firmly swivel pin 14, swivel pin 14 sets up perpendicularly to keeping away from 7 sides of blast gate outwards, swivel pin 14 is cylindrical round pin.

Set firmly locating plate 24 on 2 shells of electric drill, the slip is equipped with on locating plate 24 with 14 matched with slide bar 21 of rotating pin, slide bar 21 one end has set firmly top cover 26, top cover 26 is convex long slot cover, convex long slot cover is located on rotating pin 14, when rotating pin 14 rotates along with dwang 12, rotating pin 14 can be vertical slip in top cover 26, slide bar 21 middle part has set firmly tablet 25, be close to tablet 25 one side on the locating plate 24 and be equipped with electro-magnet 23, electro-magnet 23 is annular magnet, be provided with first spring 22 in the electro-magnet 23 annular, first spring 22 cover is located on slide bar 21 and both ends are pushed up respectively and are leaned on locating plate 24 and tablet 25.

21 one end of slide bar is fixed with top cover 26, and the other end has set firmly adjusts pole 10, it is cylindrical regulation pole to adjust pole 10, be equipped with on the 2 shells of electric drill and adjust pole 10 matched with injection apparatus, injection apparatus includes jet pump 31 and

jet valve

32, 31 one end of jet pump links to each other the other end with jet valve 32 and passes through the pipeline and link to each other with the coolant liquid case, jet valve 32 is T type three-way valve, adjust the pole 10 and slide and locate on the horizontal pipeline of T type three-way valve, the vertical pipeline of T type three-way valve links to each other with jet pump 31, be equipped with on the jet valve 32 and supply to adjust the gliding regulation hole 33 of pole 10, it is equipped with the sealing washer, preferred Y type sealing washer to adjust the pole 10 and can make the coolant liquid pass through the increase of the vertical pipeline of T type three-way valve or reduce after sliding.

The magnetic suction seat is characterized in that a temperature control switch 35 capable of detecting the temperature of the strong magnetic coil 34 is arranged in the magnetic suction seat 1, the temperature control switch 35 is connected with the electromagnet 23 through a cable, namely when the temperature of the strong magnetic coil 34 is high, the electromagnet 23 is powered on when being closed, the sliding rod 21 slides to one side close to the electric drill 2 after being powered on, the top sleeve 26 drives the valve plate 11 to rotate to one side close to the second blowpipe 9, the air quantity passing through the first blowpipe 8 is larger than that of the second blowpipe 9, the air quantity passing through the first blowpipe 8 is conveyed to the magnetic suction seat 1 to blow the strong magnetic coil 34 for cooling, meanwhile, the adjusting rod 10 slides to one side far away from the injection valve 32, the flow passing through the injection valve 32 is increased, and the injection quantity of the cooling liquid is increased.

Be equipped with the second gear 102 with first gear 101 engaged with in the 2 casings of electric drill, second gear 102 rotates and locates in the 2 casings of electric drill, sliding in second gear 102 locates driving shaft 103, driving shaft 103 cooperatees with second gear 102 through the sliding key, be equipped with the drill chuck outside electric drill 2 behind the 2 casings of electric drill is worn to establish in driving shaft 103 one end, and the other end leans on with pick-up plate 104 looks top, pick-up plate 104 leans on through second spring 105 and 2 casing internal walls top of electric drill, be equipped with on the pick-up plate 104 with second spring 105 matched with location boss 106, driving shaft 103 is close to pick-up plate 104 one side and is equipped with the bearing mounting panel, be equipped with flat bearing between bearing mounting panel and the pick-up plate 104.

The arc of the lower end of the detection plate 104 extends downwards to form a clamping plate 107, a sliding rheostat 108 matched with the clamping plate 107 is arranged in the electric drill 2 shell, and the sliding rheostat 108 is a resistance regulator which changes resistance after sliding and is in the prior art.

The sliding rheostat 108 is provided with a sliding block 109, the sliding block 109 is provided with a clamping groove 110 matched with the clamping plate 107, the sliding block 109 can change the resistance passing through the sliding rheostat 108 after sliding, the sliding rheostat 108 is provided with a first wiring port 111 and a second wiring port 112, the first wiring port 111 and the second wiring port 112 form a loop with the strong magnetic coil 34 and a power supply through cables, namely when the sliding rheostat 108 sliding block 109 slides rightwards, the resistance passing through the sliding rheostat 108 is reduced, the current passing through the strong magnetic coil 34 is increased at the moment, the strong magnetic coil 34 is in a high-power running state, the magnetic attraction force is larger, and otherwise, the magnetic attraction force is smaller.

The magnetic attraction seat is characterized in that an anti-collision part is arranged at the bottom of the magnetic attraction seat 1, so that a strong magnetic coil 34 in the magnetic attraction seat 1 or a workpiece is instantly at the strongest power when the magnetic attraction seat 1 or the workpiece is impacted and inclined, the anti-collision part comprises an induction pin 121 and an installation table 122 arranged in the magnetic attraction seat 1, a hollow cavity 123 is arranged in the installation table 122, the induction pin 121 penetrates through the installation table 122 and is arranged outside the end surface of the magnetic attraction seat 1, one side, close to the magnetic attraction seat 1, of the induction pin 121 is an arc surface, a first limiting plate 124 is arranged in the middle of the induction pin 121, the first limiting plate 124 is located in the hollow cavity 123, a third spring 125 is arranged on the right side of the first limiting plate 124, and the third spring 125 is sleeved on the induction pin 121 and the two ends of the induction pin respectively abut against the bottom of the hollow cavity 123 and the first limiting plate 124.

The mounting table 122 is located and is equipped with first contact plate 126 and second contact plate 127 on the terminal surface respectively in the magnetism seat of inhaling 1, the response round pin 121 extends to the right and is equipped with the second limiting plate 128 with first contact plate 126 and second contact plate 127 matched with outside the mounting table 122, first contact plate 126, second contact plate 127 and second limiting plate 128 are the conducting plate, preferred copper, the preferred plastics of response round pin 121, the preferred screw connection of response round pin 121 and second limiting plate 128, when magnetism seat 1 and work piece are inhaled, the response round pin 121 slides to the right, makes second limiting plate 128 break away from the contact with first contact plate 126 and second contact plate 127, first contact plate 126 links to each other with strong magnetic coil 34 and power with second contact plate 127 through the cable.

The method for using the high-efficiency magnetic drill comprises the following steps: the magnetic suction seat 1 is adsorbed on a workpiece to punch the workpiece, at the moment, a power supply supplies power to the strong magnetic coil 34 through the sliding rheostat 108, when the driving shaft 103 is subjected to large axial resistance in the process of feeding, the driving shaft 103 compresses the second spring 105 to enable the sliding block 109 to slide rightwards, the resistance of the sliding rheostat 108 is reduced, the current is increased, the strong magnetic coil 34 adsorbs the workpiece in the high-power working process, after the high-power working process is carried out for a period of time, a drill bit is scalded, the punching feeding efficiency is reduced, fragments are reduced, the axial resistance of the driving shaft 103 is further increased, the strong magnetic coil 34 also heats up, the temperature control switch 35 controls the electromagnet 23 to be electrified to enable the sliding rod 21 to slide towards one side close to the electric drill 2, the flow of cooling liquid through the injection valve 32 is increased after the adjusting rod 10 slides, the drill bit is further cooled, and meanwhile the top sleeve 26 drives the valve plate 11 to rotate to be close to one side of the second air blowing pipe 9, the air quantity of the first blowpipe 8 is larger than that of the second blowpipe 9, and the air quantity of the first blowpipe 8 is conveyed into the magnetic suction seat 1 to blow and cool the strong magnetic coil 34;

when a workpiece or a magnetic drill is impacted by a large external force, the magnetic seat 1 and the workpiece form a certain angle, the sensing pin 121 slides leftwards under the action of the third spring 125, so that the second limiting plate 128 is in contact with the first contact plate 126 and the second contact plate 127, and at the moment, because the resistances of the second limiting plate 128, the first contact plate 126 and the second contact plate 127 are far smaller than the resistance of the slide rheostat 108, the power supply current directly supplies power to the strong magnetic coil 34, so that the strong magnetic coil adsorbs the workpiece at the maximum power, the tool is kept stable and does not fall off, and the magnetic drill is placed to be separated from the workpiece.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a brill is inhaled to high-efficient magnetism, includes that magnetism inhales seat (1), electric drill (2), guide rail (3) and locates motor (4) in electric drill (1), its characterized in that: the electric drill is characterized in that a fan (5) is connected onto the motor (4), an air duct (6) matched with the fan (5) is arranged in the electric drill (2), the air duct (6) is connected with an air valve (7), and a first air blowing pipe (8) connected with the magnetic suction seat (1) and a second air blowing pipe (9) matched with the guide rail (3) are arranged on the air valve (7);

be equipped with the regulation portion on blast gate (7) for adjust wind channel (6) the amount of wind through first blowing pipe (8) and second blowing pipe (9), be equipped with the sliding part of drive regulation portion on electric drill (2), sliding part one end drive regulation portion, the other end are equipped with regulation pole (10) of adjusting the coolant liquid, be equipped with on electric drill (2) and adjust pole (10) matched with injection apparatus for spray the coolant liquid to the drill bit on, be equipped with in the magnetism suction seat (1) and be equipped with the temperature control spare of mutually supporting with the sliding part.

2. The efficient magnetic drill according to claim 1, wherein: blast gate (7) are the three-way valve, be equipped with valve plate (11) in blast gate (7), valve plate (11) are located on blast gate (7) through dwang (12), dwang (12) one end is equipped with rotor plate (13), be equipped with on rotor plate (13) with sliding part complex rotational pin (14).

3. The efficient magnetic drill according to claim 1, wherein: sliding part includes slide bar (21), first spring (22) and electro-magnet (23), slide bar (21) slide locate on electric drill (2) locating plate (24), on locating plate (24) is located in electro-magnet (23), be equipped with on slide bar (21) with electro-magnet (23) matched with tablet (25), tablet (25) and locating plate (24) are located in first spring (22).

4. The efficient magnetic drill according to claim 2 or 3, wherein: one end of the sliding rod (21) is connected with the adjusting rod (10), the other end of the sliding rod is provided with a jacking sleeve (26) matched with the rotating pin (14), and the jacking sleeve (26) is an arc-shaped long groove sleeve.

5. The efficient magnetic drill according to claim 1, wherein: injection apparatus includes injection pump (31) and injection valve (32), injection valve (32) are equipped with on injection pump (31), be equipped with on injection valve (32) and supply adjusting rod (10) matched with regulation hole (33), injection pump (31) link to each other with the coolant liquid case.

6. The efficient magnetic drill according to claim 1, wherein: the magnetic attraction seat is characterized in that a strong magnetic coil (34) is arranged in the magnetic attraction seat (1), a temperature control part capable of inducing the temperature of the strong magnetic coil (34) is arranged in the magnetic attraction seat (1), the temperature control part is a temperature control switch (35), and the temperature control switch (35) is connected with the electromagnet (23) through a cable.

7. The efficient magnetic drill according to claim 1, wherein: the magnetic attraction seat (1) is provided with an air inlet (36) connected with the first air blowing pipe (8), and the air inlet (36) is matched with the strong magnetic coil (34) to reduce the temperature of the strong magnetic coil (34).