CN202984732U

CN202984732U - Drilling device

Info

Publication number: CN202984732U
Application number: CN 201220722348
Authority: CN
Inventors: 姚利民; 毛谦云; 方敬伦
Original assignee: KINGTEC INDUSTRIAL Co Ltd
Current assignee: KINGTEC INDUSTRIAL Co Ltd
Priority date: 2012-12-25
Filing date: 2012-12-25
Publication date: 2013-06-12
Anticipated expiration: 2022-12-25

Abstract

The utility model discloses a drilling device comprising a base. A guide column is arranged on the base, a sliding sleeve is sleeved on the guide column, an electric drill fixing frame used for fixing an electric drill is fixedly arranged on one side of the sliding sleeve, the sliding sleeve is driven by a pressure rod linkage mechanism, a guide sleeve is fixed at the position, on the side of the guide column, of the base, a guide post is sleeved in the guide sleeve, and a transparent cover is fixedly arranged at the upper end of the guide post. During drilling, the electric drill penetrates through the transparent cover, a first light source is arranged on the sidewall of the cover, a light ray emitted by the first light source penetrates a cross point of an electric drill apex and a plane on an end portion of the cover, graduated scales are arranged on the end portion of the cover, a second light source is arranged on the electric drill, a light ray emitted by the second light source, an electric drill head and the graduated scales are positioned in a same plane. By the drilling device, the electric drill can be guaranteed to drill vertically in a ceiling without horizontal shift, so that accuracy of a drilled hole is guaranteed, and depth of the drilled hole can be controlled.

Description

A kind of perforating device

Technical field

The utility model relates to a kind of perforating device, relates in particular to a kind of device that utilizes electric hand drill that ceiling is punched.

Background technology

When punching on ceiling with electric hand drill, general operation is: the good ladder of frame at first, then workman's rear use electric hand drill that climbs up the ladder punches to ceiling, face upward and upwards exert all one's strength because the workmen wants head, be very difficult to operation, also will stand in simultaneously scaffold or step down on ladder, when making operation, stability and security have been subject to very large impact.

for defects, the license notification number is " CN 201924573 U ", name is called " hole drilling-up auxiliary device of impact electric drill ", a kind of shelf of electric drill is disclosed, the straight-bar that mainly comprises scalable adjusting, be provided with a hand support below the pole of described scalable adjusting, the pole top is provided with fixedly impact electric drill device, the hand support is with being connected with the pole lower end by movable rod in the middle of the mobile jib of base, the band handle ripping bar at mobile jib top is connected in the middle of pole by pivot pin, consist of thus can parallel upper sled structure, can fix that to impact electric drill device be to be provided with fixedly latch closure of a supporting plate and several at the top of pole, during use, electric impact drill is fixed on the top of pole, prop up the mobile jib with base, the hand holding handle handle, press down ripping bar, can realize thus the punching to the top.

in addition, number of patent application is " 201010112742.5 ", name is called " Mobile support frame for electric drill ", a kind of shelf of electric drill is also disclosed, mainly comprise support bar, be connected with push rod by the activity operations bar above support bar, electric drill fixed mount and dust collection cover are equipped with in the push rod upper end, the lower end of support bar is provided with sliding bottom, activity operations bar and push rod junction are provided with for location and the movable branching rod reinforced, be provided with the supply socket of move operation handle and power switch or belt switch on support bar, during use, electric drill can be fixed on the electric drill fixed mount, by pressing down the activity operations bar, can the ceiling flat-top of top be punched.

In the shelf of electric drill described above, the structure of jack-up electric drill as shown in Figure 3, in the process of top offset, electric drill can depart from simultaneously the displacement of d to horizontal direction at the jack-up electric drill.Cause the hole that gets out on ceiling to be bar shaped, do not utilize bolt or screw fixing in through hole.And directly descend the mode of moulded rod jack-up electric drill for said mechanism, easily cause the punching degree of depth to be difficult to control, therefore be necessary to make improvements.

Summary of the invention

For the deficiencies in the prior art, the utility model provides a kind of perforating device, can guarantee electric drill can be in ceiling vertical drilling, can not produce horizontal-shift, guaranteed the precision of boring; And drilling depth can control.

the utility model is achieved through the following technical solutions: a kind of perforating device, comprise base, on described base, lead is set, sheathed sliding sleeve on described lead, sliding sleeve and connecting rod one end are rotationally connected, the described connecting rod other end and a depression bar are rotationally connected, described depression bar be rotationally connected with described lead on, described sliding sleeve one side is fixedly installed and is useful on the fixedly electric drill fixed mount of electric drill, fixing electric drill on described electric drill fixed mount, described base is positioned at described guiding and lives a side position and be fixed with guide pin bushing, sheathed guide pillar in described guide pin bushing, described guide pillar upper end is fixedly installed transparent cover body, and be provided for fixing the stubborn cap of the second guide pillar in described guide pillar and described guide pin bushing junction, during boring, electric drill is through described cover body, the first light source is set on the sidewall of described cover body, the intersection point of the light of described the first light source emission and cover body end plane top by electric drill, be provided with rule on described cover body end, on described electric drill, secondary light source is set, the light of described secondary light source emission, drill bit and rule are positioned at same plane.

In technique scheme, the lower surface of described base is provided with roller.

In technique scheme, light and the drill bit angle of described secondary light source emission are 45 °.

The utility model compared with prior art has following beneficial effect: can guarantee electric drill can be in ceiling vertical drilling, can not produce horizontal-shift, guaranteed the precision of boring; And drilling depth can control.

Description of drawings

Fig. 1 is the schematic diagram of jack-up electric drill structure in background technology.

Fig. 2 is structural representation of the present utility model.

Fig. 3 is the schematic diagram of depth control apparatus in the utility model embodiment 1.

Fig. 4 is the structural representation of the utility model electric drill.

The specific embodiment

below in conjunction with accompanying drawing and the specific embodiment, the utility model is described in further detail: referring to Fig. 2 to Fig. 3, a kind of perforating device, comprise base 101, on described base 101, lead 2 is set, sheathed sliding sleeve 3 on described lead 2, sliding sleeve 3 and connecting rod 30 1 ends are rotationally connected, described connecting rod 30 other ends and a depression bar 31 are rotationally connected, described depression bar 31 is rotationally connected with on described lead 2, driving sliding sleeve 3 by lower moulded rod 31 slides up and down on lead 2, described sliding sleeve 3 one sides are fixedly installed and are useful on the fixedly electric drill fixed mount 8 of electric drill, during use, fixing electric drill 7 on described electric drill fixed mount 8, namely, when pressing depression bar 31, drive the electric drill upper and lower displacement, therefore electric drill can not produce the displacement of horizontal direction, guaranteed the precision of electric drill boring.

Described base 101 is arranged in described guiding and lives 2 one side positions and be fixed with guide pin bushing 9 at the sheathed guide pillar 90 of described guide pin bushing 9, and be provided for fixing the stubborn cap 17 of the second guide pillar in described guide pillar 90 and described guide pin bushing 9 junctions, stubborn cap 17 has along twisting establishes the structure that end reduces gradually, therefore when unscrewing cap 17, the second guide pillar 20 can slide up and down in described the second guide pin bushing 2, and can make the second guide pillar 20 to fix reliably in guide pin bushing 2 optional positions by tightening cap 17.

Described guide pillar 90 upper ends are fixedly installed transparent cover body 4, and during boring, electric drill arranges light source 5 through described cover body 4 on the sidewall of described cover body 4, the intersection point of the light of described light source 5 emissions and cover body 4 end planes top by electric drill.Namely, during boring, the light of light source 5 is radiated at the electric drill top position that contacts with ceiling, also namely need the position of punching, therefore no matter be in the situation that the ceiling terrain clearance to observe indeterminacy than pork true, or in the situation that ceiling light is crossed dark naked eyes is difficult for seeing clearly, only need the just accurate position of positional punch, position that observation light source with the naked eye is radiated at ceiling.

On described electric drill 7, secondary light source 15 is set, light, drill bit and the rule 13 of described secondary light source 15 emissions are positioned at same plane.(in Fig. 3, arrow a refers to the direction that drill bit pierces referring to Fig. 3, arrow b refers to the direction of secondary light source light emission), (the α angle can regulate in advance by the angle [alpha] of secondary light source 15 and drill bit, be that α is a known angle of having adjusted) and the fashionable secondary light source light of bit drills rule inswept can fix on state as Fig. 4 apart from n(, be that drill bit rigidly connects when touching ceiling, the position of light on rule of secondary light source emission is the zero point of rule) determine that drill bit pierces the degree of depth of ceiling, be that the depth D that drill bit pierces can be obtained by equation: D=n/tan α.

Obtain a comparatively preferred angle [alpha] by above-mentioned formula, be α=45 °, this moment D=n, be that the degree of depth that pierces of drill bit identical with the distance of streaking on rule 13 (be the light of the secondary light source 1cm that slides on rule, drill bit just pierces ceiling 1cm) can mark the accurate scale of subscript this moment on rule.but the angle [alpha] of secondary light source 15 and drill bit does not limit and above-mentioned angle, the angle of increase α that can be suitable according to the actual needs of being convenient to reading, for example, α can be 60 °, easily push away to get D=n/2 according to above-mentioned formula this moment, be that the light of secondary light source 15 emissions is often at rule 13 top offset two 2cm, drill bit pierces ceiling 1cm, scale on rule 13 is the master scale of twice at this moment, namely the scale of the mark of length on rule 13 of actual two centimetres is one centimetre, so just played the effect that enlarges reading, what this moment, rule can be done is larger, be convenient in the ceiling lower end the rule reading.

during use, at first unscrew cap 17, adjust the position of translucent cover, make the upper surface of transparent cover 4 withstand the face of ceiling, then adjust the position of base 101, make the light of light source 5 on cover body 4 be radiated at the position that needs punching, at this moment, driving sliding sleeve 3 with manually lower moulded rod 31 slides on lead 2, thereby driving electric drill rises, when drill bit process source light and ceiling position of intersecting point, start drill bit, continue lower moulded rod 31, after changing enough degree of depth over to, drill bit closes electric drill (this degree of depth can be controlled by the reading that reads on rule 13), unclamp depression bar, such drilling operation is completed.

Referring to Fig. 4, described electric drill 7 comprises handle 73, at an end of described handle 73, battery 72 is housed, and has the motor 75 that drives drill bit in described electric drill 71, and described motor 75 comprises output shaft 750.

Also comprise body 78, be full of cooling water in described body 78, described body 78 forms the closed-loop path around motor 75 and in described electric drill 7, body 78 is provided with magnetic drives wheel 74 near described output shaft 750 inside, position, described output shaft 750 is fixedly installed permanent magnet 77 near a side of described magnetic drives wheel 74, when electric drill uses, motor output shaft 750 rotates the rotation that drives permanent magnet 77, drive the rotation of magnetic drives wheel 74 by the mode of magnetic transmission, thereby make the cooling water in body 78 to circulate.

Be provided with in described electric drill 7 for the storage tank 76 that stores cooling water, in described storage tank 76, more cooling water is set, described storage tank 76 and described body 78 are communicated with, so just can have enough cooling waters and absorb the heat that battery produces in the electric drill running, guarantee that the cooling water heat absorption is too much ineffective after the electric drill long-play.

Be provided with through hole 760 on described storage tank 76, electric drill 7 can be dismantled corresponding to the housing of through hole 760 positions, twist to be provided with on described through hole 760 and twist cap 761, in the long-time use procedure of electric drill, if need to increase or change cooling water in body 78, only need dismounting electric drill 7 corresponding to the housing of through hole 760 positions, turn on cap 761, add or pour out cooling water to get final product in through hole 760.

Claims

1. perforating device, comprise base (101), it is characterized in that: lead (2) is set on described base (101), at the upper sheathed sliding sleeve (3) of described lead (2), sliding sleeve (3) is rotationally connected with connecting rod (30) one ends, described connecting rod (30) other end and a depression bar (31) are rotationally connected, described depression bar (31) is rotationally connected with on described lead (2), described sliding sleeve (3) one sides are fixedly installed and are useful on the fixedly electric drill fixed mount (8) of electric drill, at the upper fixedly electric drill (7) of described electric drill fixed mount (8), described base is positioned at described guiding and lives (2) one side positions and be fixed with guide pin bushing (9), sheathed guide pillar (90) in described guide pin bushing (9), described guide pillar (90) upper end is fixedly installed transparent cover body (4), and be provided for fixing the stubborn cap (17) of the second guide pillar in described guide pillar (90) and described guide pin bushing (9) junction, during boring, electric drill is through described cover body (4), the first light source (5) is set on the sidewall of described cover body (4), the intersection point of the light of described the first light source (5) emission and cover body (4) end plane top by electric drill, be provided with rule (13) on described cover body (4) end, secondary light source (15) is set on described electric drill (7), the light of described secondary light source (15) emission, drill bit and rule (13) are positioned at same plane.

2. a kind of perforating device as claimed in claim 1, it is characterized in that: the lower surface of described base (101) is provided with roller (6).

3. a kind of perforating device as claimed in claim 1 is characterized in that: light and the drill bit angle of described secondary light source (15) emission are 45 °.