CN210254375U - Auxiliary punching dustproof device for handheld electric drill - Google Patents

Abstract

The utility model relates to a supplementary dust keeper that punches of handheld electric drill discloses a cooperation through cutting ferrule and centering shell fragment presss from both sides tight centering to the electric drill, and concentrates the device of placing in taking into the dust collection box with the dust that drilling produced simultaneously. The auxiliary positioning is provided for handheld drilling, the handheld drilling is guaranteed not to deflect, the drilling work of workers is facilitated, and the working efficiency is improved. The novel corrugated pipe placing device is characterized in that four fixing lugs are arranged on the outer side edge of the supporting plate at equal angles, the placing table is arranged right above the supporting plate, through holes are formed in the four corners of the placing table respectively, one ends of four sliding rods are connected with the four fixing lugs in a one-to-one correspondence mode, the other ends of the four sliding rods penetrate through the through holes in the four corners of the placing table respectively, a limiting block is arranged on the other end of each sliding rod, a spring is sleeved on each sliding rod and located between the placing table and the corresponding fixing lug, a corrugated pipe is arranged between the supporting plate and the placing table, and the two ends of the corrugated pipe are connected with the supporting.

Description

Auxiliary punching dustproof device for handheld electric drill

Technical Field

The utility model relates to a handheld electric drill assists dust keeper that punches relates to a when handheld electric drill punches, carries out assistance-localization real-time to the electric drill, and can carry out the device of dust absorption, belongs to the machining field. In particular to a device which clamps and centers an electric drill through the matching of a clamping sleeve and a centering elastic sheet and simultaneously takes dust generated by drilling into a dust collection box for centralized placement.

Background

The electric drill is a drilling machine utilizing electric power, is a conventional product in an electric tool, and is widely used in building construction or mechanical manufacturing, the working principle of the electric drill is that a motor rotor of an electromagnetic rotary or electromagnetic reciprocating small-capacity motor does magnetic field cutting work-doing operation, an operation device is driven by a transmission mechanism, and a gear is driven to increase the power of a drill bit, so that the drill bit scrapes the surface of an object and better holes are drilled.

The publication number CN206662338U discloses an auxiliary drilling device, which is applied to a handheld electric drill, and comprises a first connecting platform, a second connecting platform, an auxiliary head, two screws and two elastic pieces; the second connecting table can be fixed on a drill bit body of the handheld electric drill, the auxiliary head is fixed on the first connecting table, one end, far away from the second connecting table, of the auxiliary head is set to be a curved surface, and a through hole for the drill bit body to penetrate through is formed in the through hole; one end of each screw is fixed on the first connecting table, the other end of each screw is movably clamped on the second connecting table, and the two screws are positioned on two opposite sides of the auxiliary head; two elastic components overlap respectively and establish on two screws to the centre gripping is connected between the platform at first joint station and second, and the device lacks effectual dustproof construction, and the high-speed rotatory drill bit cutting object can produce a large amount of raise dusts when using, influences personnel's normal operating environment.

Disclosure of Invention

In order to improve the condition, the utility model relates to a supplementary dust keeper that punches of handheld electric drill provides one kind and presss from both sides tight centering to the electric drill through the cooperation of cutting ferrule and centering shell fragment, and concentrates the device of placing in taking into the dust collection box with the dust that drilling produced simultaneously. The auxiliary positioning is provided for handheld drilling, the handheld drilling is guaranteed not to deflect, the drilling work of workers is facilitated, and the working efficiency is improved.

The utility model relates to a supplementary dust keeper that punches of electric hand drill is realized like this: the utility model relates to a dustproof device for assisting punching of a handheld electric drill, which consists of a placing table, a dust-extracting shell, a dust-collecting box, fixing lugs, a supporting plate, a serpentine tube, a spring, a slide bar, a limiting block, a filter screen, a cutting sleeve, fan blades, a micro motor, a sucker and dust-collecting holes, wherein four fixing lugs are arranged on the outer side edge of the supporting plate at equal angles, the placing table is arranged right above the supporting plate, the four corners of the placing table are respectively provided with a through hole, one end of each slide bar is connected with the four fixing lugs in a one-to-one correspondence manner, the other end of each slide bar respectively passes through the through holes at the four corners of the placing table, the other end of each slide bar is provided with the limiting block, the slide bar is sleeved with the spring and is arranged between the placing table and the fixing lugs, the serpentine tube is arranged between the supporting plate and the placing table, the dust collection box is arranged on the dust collection shell, the dust collection box is of a pull type structure, the bottom of the dust collection box is a filter screen, the micro motor is arranged in the dust collection shell and is positioned below the filter screen, fan blades are arranged on a motor shaft of the micro motor, and the aperture of the dust collection hole is gradually increased from top to bottom;

furthermore, a plurality of centering elastic sheets are arranged in the hole opening of the placing hole at equal intervals, and the centering elastic sheets are metal elastic sheets.

Has the beneficial effects.

The auxiliary positioning is provided for handheld drilling, deviation cannot be generated during handheld drilling, drilling work of workers is facilitated, and working efficiency is improved.

Secondly, the dust that will produce is in time absorb and collect when drilling, guarantees good operational environment, has improved operation personnel's operation environment.

Thirdly, the use and the operation are simple, the whole volume is small, and the carrying is convenient.

Drawings

Fig. 1 the utility model relates to a dustproof device's that punches is assisted to handheld electric drill stereograph.

Fig. 2 the utility model relates to a dustproof device that punches is assisted to electric hand drill's structural schematic diagram.

Fig. 3 the utility model relates to a spatial structure graph when handheld electric drill assists dust keeper that punches uses, it has demonstrated the inner structure after partly is cut open to the bellows.

Fig. 4 the utility model relates to a handheld electric drill assists dust keeper embodiment 2's that punches structural schematic diagram.

In the attached drawings

Wherein the method comprises the following steps: the dust collection box comprises a placing table (1), a dust extraction shell (2), a dust collection box (3), fixing lugs (4), a supporting plate (5), a serpentine tube (6), a spring (7), a sliding rod (8), a limiting block (9), a filter screen (10), an electric drill body (11), a clamping sleeve (12), fan blades (13), a micro motor (14), a sucking disc (15), dust collection holes (16) and centering elastic pieces (17).

The specific implementation mode is as follows:

example 1:

the utility model relates to a handheld electric drill auxiliary punching dust keeper is realized like this, by placing the platform 1, take out dirt casing 2, dust-collecting box 3, fixed ear 4, backup pad 5, bellows 6, spring 7, slide bar 8, stopper 9, filter screen 10, cutting ferrule 12, flabellum 13, micro motor 14, sucking disc 15 and dust absorption hole 16 and constitute, four fixed ears 4 wait the angle and place on the outside limit of backup pad 5, place the platform 1 and place directly over the backup pad 5, four angular position of placing the platform 1 is opened the through hole respectively, four slide bar 8 one end and four fixed ears 4 one-to-one link, the other end of four slide bar 8 passes the through hole of placing platform 1 four angular positions respectively, the other end of slide bar 8 is overhead to put stopper 9, slide bar 8 is put spring 7 on the cover, and is located and places between platform 1 and the fixed ear 4, bellows 6 is placed between backup pad 5 and placing the platform 1, the two ends of the serpentine pipe 6 are respectively connected with the support plate 5 and the placing table 1, the support plate 5 is provided with a plurality of dust suction holes 16, the middle part of the support plate 5 is provided with a circular hole, the bottom of the support plate 5 is provided with a plurality of suckers 15, the middle part of the placing table 1 is provided with a placing hole communicated with the serpentine pipe 6, the hole wall of the placing hole is provided with a cutting sleeve 12, the inner diameter of the cutting sleeve 12 is gradually reduced from top to bottom, the placing table 1 is provided with a communicating channel, one end of the communicating channel is communicated with the serpentine pipe 6, the dust-collecting shell 2 is arranged on the placing table 1, the opening part of the dust-collecting shell 2 is communicated with the other end of the communicating channel, the dust-collecting box 3 is arranged on the dust-collecting shell 2, the dust-collecting box 3 is of a pull type structure, the bottom of the dust-collecting box 3 is provided with the filter screen 10, the micro motor 14 is arranged in the dust-, the aperture of the dust suction hole 16 is gradually increased from top to bottom, and an exhaust hole is formed in the position, close to the bottom, of the dust exhaust shell 2;

when the electric hand drill is used for drilling, the support plate 5 is firstly abutted against a plane to be drilled by matching with the sucking disc 15 at the bottom of the support plate, then the gun head of the hand-held electric drill is inserted into the circular hole in the middle of the supporting plate 5 through the placing hole in the middle of the placing table 1, the clamping sleeve 12 on the hole wall of the placing hole clamps and fixes the electric drill, the electric drill is positioned, the electric drill is started to extrude downwards for punching, during the downward pushing process, the placing table 1 overcomes the stress of the spring 7 and slides downwards along the slide bar 8, simultaneously, the micro motor 14 works, the micro motor 14 drives the fan blade 13 to rotate and exhaust air in the serpentine pipe 6 through the communication channel, then the dust generated by drilling the hole on the supporting plate 5 is sucked into the dust collection box 3 through the dust suction hole 16, the dust is blocked by the filter screen 10 and is left in the dust collection box 3, and after the drilling is finished, the dust collection box 3 can be opened to carry out centralized treatment on the dust in the dust collection box 3;

example 2:

the difference between this example and example 1 is: a plurality of centering elastic sheets 17 are arranged in the placing hole at equal intervals, and the centering elastic sheets 17 are metal elastic sheets; when the electric drill is used, the inserted electric drill is centered in an auxiliary mode, and the electric drill gun is prevented from eccentric deflection when being inserted into a placing hole of the placing platform 1;

the design that the aperture of the dust suction hole 16 is gradually increased from top to bottom enables the opening of the dust suction hole 16 to be larger, so that dust can enter conveniently;

the purposes of clamping and centering the electric drill through the matching of the clamping sleeve 12 and the centering elastic sheet 17 and simultaneously drawing dust generated by drilling into the dust collection box 3 for centralized placement are achieved.

The above embodiments are the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any person skilled in the art can make some modifications without departing from the scope of the invention, i.e. all equivalent modifications made according to the invention are intended to be covered by the scope of the invention.

It should also be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "mounted on," "connected to" and "connected to" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a removable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (5)

1. The utility model provides a handheld electric drill assists dust keeper that punches, characterized by: the dust collecting device comprises a placing table, a dust extracting shell, a dust collecting box, fixing lugs, a supporting plate, a serpentine tube, a spring, a sliding rod, a limiting block, a filter screen, a clamping sleeve, fan blades, a micro motor, a sucking disc and dust collecting holes, wherein the four fixing lugs are arranged on the outer side edge of the supporting plate at equal angles, the placing table is arranged right above the supporting plate, through holes are respectively formed in the four corners of the placing table, one end of each sliding rod is connected with the four fixing lugs in a one-to-one correspondence manner, the other end of each sliding rod respectively penetrates through the through holes in the four corners of the placing table, the limiting block is arranged at the other end of each sliding rod, the spring is sleeved on each sliding rod and positioned between the placing table and the fixing lugs, the serpentine tube is arranged between the supporting plate and the placing table, the two ends of the serpentine tube are respectively connected with the supporting plate, the utility model discloses a dust collecting device, including backup pad, stand, dust collecting box, fan blade, supporting plate, stand, the backup pad bottom has been put a plurality of sucking discs, it has the hole of placing to place the bench middle part and opens, and is linked together with the serpentine pipe, it has the cutting ferrule to place hole pore wall overhead, the internal diameter of cutting ferrule reduces gradually from the top down, it has the intercommunication passageway to place bench, and intercommunication passageway one end and serpentine pipe are linked together, takes out the dirt casing and places the bench in, and takes out dirt casing oral area and the other end of intercommunication passageway and be linked together, and the dust collecting box is arranged in and is taken out on the dirt casing, the bottom of dust collecting box.

2. The auxiliary punching dustproof device for the electric hand drill according to claim 1 is characterized in that a plurality of centering elastic pieces are arranged in the placing hole at equal intervals.

3. The auxiliary punching dustproof device for the electric hand drill according to claim 2 is characterized in that the centering elastic sheet is a metal elastic sheet.

4. The auxiliary hole punching and dust preventing device of the electric hand drill according to claim 1, wherein the diameter of the dust suction holes is gradually increased from top to bottom.

5. The auxiliary punching dustproof device for the electric hand drill according to claim 1 is characterized in that the dust collection box is of a pull-out structure.

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