CN108608035A - a kind of electric hand drill - Google Patents
a kind of electric hand drill Download PDFInfo
- Publication number
- CN108608035A CN108608035A CN201810334448.5A CN201810334448A CN108608035A CN 108608035 A CN108608035 A CN 108608035A CN 201810334448 A CN201810334448 A CN 201810334448A CN 108608035 A CN108608035 A CN 108608035A
- Authority
- CN
- China
- Prior art keywords
- outer tube
- tube
- interior tube
- sliding block
- prism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/0021—Stands, supports or guiding devices for positioning portable tools or for securing them to the work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a kind of electric hand drills, including shell, the motor being arranged in shell, control positive and negative rotation of motor circuit, the planetary reducer being connected with motor output shaft, the silk axis being connected with planetary reducer output end, it is equipped with outer tube outside silk axis, sliding block is equipped in outer tube, wire hole is equipped at center, wire hole is matched with silk axis, interior tube is connected on sliding block, one end of interior tube is equipped with drill bit, prism is equipped in interior tube, prism is fixedly connected with silk axis, silk shaft rotation is dynamic both to have driven drill bit protruding, driving drill bit rotation again.The electric hand drill shakes very little, is easy to control operation, punched hole specification, and drill bit is shunk in outer tube, and not only safety, is also convenient for carrying.
Description
Technical field
The invention belongs to power tools technology field, specially a kind of electric hand drill.
Background technology
Electric hand drill is using AC power or dc-battery as the boring bar tool of power, is one in hand held electric tool
Kind.Electric hand drill is widely used in building, finishing, furniture etc. industry, is mainly used for the trepanning on object or pierces object.It is existing
Electric hand drill is mainly made of drill bit, drill chuck, shell, motor, switch, and motor is installed in shell, drill bit and motor it is defeated
Go out axis connection.In the prior art, in application electric hand drill punching, bit contact work surface, electric hand drill does not have with work surface
Fixed fulcrum, electric hand drill shaking is larger, and electric hand drill operation not easy to control, the master worker's punched hole eye lacked experience will appear
Various problems, even if skilled master craftsman also is difficult to grasp.In addition, drill bit is exposed not safe enough, it is also inconvenient to carry.
Invention content
In order to solve the deficiencies in the prior art, the present invention provides a kind of electric hand drill.
The technical solution adopted in the present invention is：A kind of electric hand drill, including shell, the motor being arranged in shell, control
Positive and negative rotation of motor circuit, the planetary reducer being connected with motor output shaft are connected with planetary reducer output end
The silk axis connect, it is characterized in that：The electric hand drill further includes outer tube, sliding block, interior tube, prism；
The outer tube is secured transverse on shell, makes an axle position on outer tube central axis, the length of outer tube is more than silk
The length of axis, outer tube cross section are regular polygon；
The sliding block is arranged in outer tube, and slider shape matches with outer tube hollow shape, enables sliding block in outer tube
Kong Nei Transverse to sliding but it is relatively unrotatable, at center be equipped with circular hole, circular-hole internal-wall be equipped with internal thread, the internal thread with
External screw thread on silk axis matches, and the internal thread rotatable engagement of the external screw thread and sliding block that enable an axis drives sliding block in outer tube
Kong Nei Transverse are to sliding；
The interior tube cross section is less than outer tube cross section, and interior tube length is less than housing length of tube, and interior tube is hollow transversal
Face is regular polygon, and interior tube is arranged in outer tube, and interior tube central axis coincides with outer tube central axis, interior tube
One end and sliding block be rotatablely connected, the other end of interior tube is equipped with drill chuck, and drill chuck connects drill bit；
The prism setting is fixedly connected in interior tube is hollow and with silk axis, prismatic shape and interior tube hollow shape phase
Matching enables prism and interior tube Xiang Dui Transverse to sliding but relatively unrotatable, enable an axis pass through prism drive in turn
Pipe common rotation, at the same prism do not influence again interior tube in outer tube Transverse to sliding.
Further, the interior tube is rotatablely connected with sliding block by bearing, and bearing outer ring is fixedly connected with a slide block, in bearing
Circle is fixedly connected with interior tube.
Further, the control positive and negative rotation of motor circuit includes that motor rotates forward switch and motor reversal switch, and motor rotates forward
Switch and motor reversal switch are arranged in housing outer surface.
Further, the outer tube cross section is regular hexagon, and the slider shape is regular hexagon, in the interior tube
Empty cross section is regular hexagon, and the prism is regular hexagonal prism body.
The course of work of the present invention：When starter motor, which rotates forward, to be switched, motor rotates forward, and motor drives silk axis forward direction to turn
Dynamic, the internal thread on the external screw thread and sliding block on silk axis, which cooperates, drives sliding block to slide in and out, and sliding block drives interior tube outside
It stretching out, the drill bit being connected with interior tube is also protruding, meanwhile, silk axis drives prism to rotate forward, in prism drive
Tube rotates forward, and the drill bit being connected with interior tube also rotates forward.When starter motor reversal switch, motor reversely turns
Dynamic, motor drives silk axis to rotate backward, and the internal thread on the external screw thread and sliding block on silk axis, which cooperates, drives sliding block to slide inwards
Dynamic, sliding block drives interior tube to shrink inwards, and the drill bit being connected with interior tube is also shunk inwards, meanwhile, silk axis drives prism
It rotates backward, prism drives interior tube to rotate backward, and the drill bit being connected with interior tube also rotates backward.
Advantageous effect of the present invention：Drill bit in electric hand drill is expansion bit, and in application drilling of electric hand drill, drill bit is in housing
In pipe, outer tube contacts work surface, is switched when starter motor rotates forward, drill bit gradually stretches out outer tube and pierces work surface, electric hand drill
Very little is shaken, is easy to control operation, punched hole specification, after having beaten hole, starter motor reversal switch, drill bit gradually screws out operation
Face is simultaneously shunk in outer tube, and not only safety, is also convenient for carrying.
Description of the drawings
If Fig. 1 is schematic structural view of the invention.
If Fig. 2 is decomposition texture schematic diagram of the present invention.
Specific implementation mode
The present invention will be further described below in conjunction with the accompanying drawings.
A kind of electric hand drill, including it is shell 1, the motor 2 being arranged in shell 1, control positive and negative rotation of motor circuit, defeated with motor
Planetary reducer 3 that shaft is connected, the silk axis 10 being connected with 3 output end of planetary reducer, it is characterized in that：It should
Electric hand drill further includes outer tube 7, sliding block 4, interior tube 5, prism 6；
The outer tube 7 is secured transverse on shell 1, so that an axis 10 is located on outer tube central axis, the length of outer tube 7 is big
In the length of silk axis 10,7 cross section of outer tube is regular polygon；
The sliding block 4 is arranged in outer tube 7, and 4 shape of sliding block matches with hollow 16 shape of outer tube, enables sliding block 4 outside
The hollow 16 Nei Transverse of casing to sliding but it is relatively unrotatable, at 4 center of sliding block be equipped with circular hole 14,14 inner wall of circular hole be equipped with interior spiral shell
Line 13, the internal thread 13 match with the external screw thread 17 on silk axis 10, make the external screw thread 17 of an axis 10 and the internal thread 13 of sliding block 4
Rotatable engagement can drive sliding block 4 in outer tube hollow 16 Transverse to sliding；
5 cross section of interior tube is less than 7 cross section of outer tube, and 5 length of interior tube is less than 7 length of outer tube, and interior tube is hollow
15 cross sections are regular polygon, and interior tube 5 is arranged in outer tube 7,5 central axis of interior tube and 7 central axis phase of outer tube
It overlaps, one end and the sliding block 4 of interior tube 5 are rotatablely connected, and the other end of interior tube 5 is equipped with drill chuck 9, and drill chuck 9 connects drill bit
8；
The setting of the prism 6 is fixedly connected in interior tube hollow 15 and with silk axis 10, and 6 shape of prism and interior tube are hollow
15 shapes match, enable prism 6 and 5 Xiang Dui Transverse of interior tube to sliding but it is relatively unrotatable, so that an axis 10 is passed through rib
Cylinder 6 drives 5 common rotation of interior tube, at the same prism 6 do not influence again interior tube 5 in outer tube 7 Transverse to sliding.
Further, the interior tube 5 is rotatablely connected with sliding block 4 by bearing, and bearing outer ring is fixedly connected with sliding block 4, axis
Inner ring is held to be fixedly connected with interior tube 5.
Further, the control positive and negative rotation of motor circuit includes that motor rotates forward switch 11 and motor reversal switch 12, motor
It rotates forward switch 11 and motor reversal switch 12 is arranged on 1 outer surface of shell.
Further, 7 cross section of the outer tube is regular hexagon, and 4 shape of the sliding block is regular hexagon, the interior tube
Hollow 15 cross section is regular hexagon, and the prism 6 is regular hexagonal prism body.
The course of work of the present invention：When starter motor rotates forward switch 11, motor 2 rotates forward, and motor 2 is driving silk axis 10 just
To rotation, the external screw thread 17 on silk axis 10 cooperates with the internal thread 13 on sliding block 4 drives sliding block 4 to slide in and out, 4 band of sliding block
Tube 5 is protruding in dynamic, and the drill bit 8 being connected with interior tube 5 is also protruding, meanwhile, silk axis 10 drives prism 6 positive
Rotation, prism 6 drive interior tube 5 to rotate forward, and the drill bit 8 being connected with interior tube 5 also rotates forward.When starter motor is anti-
When turning on pass 12, motor 2 rotates backward, and motor 2 drives silk axis 10 to rotate backward, on the external screw thread 17 on silk axis 10 and sliding block 4
Internal thread 13 cooperate driving sliding block 4 slide inwards, sliding block 4 drives interior tube 5 to shrink inwards, is connected with interior tube 5
Drill bit 8 also shrink inwards, meanwhile, silk axis 10 drive prism 6 rotate backward, prism 6 drives interior tube 5 to rotate backward,
The drill bit 8 being connected with interior tube 5 also rotates backward.
Claims (4)
1. a kind of electric hand drill, including shell, the motor being arranged in shell, control positive and negative rotation of motor circuit and motor output shaft
The planetary reducer being connected, the silk axis being connected with planetary reducer output end, it is characterized in that：The electric hand drill is also
Including outer tube, sliding block, interior tube, prism；
The outer tube is secured transverse on shell, makes an axle position on outer tube central axis, the length of outer tube is more than silk
The length of axis, outer tube cross section are regular polygon；
The sliding block is arranged in outer tube, and slider shape matches with outer tube hollow shape, enables sliding block in outer tube
Kong Nei Transverse to sliding but it is relatively unrotatable, at center be equipped with circular hole, circular-hole internal-wall be equipped with internal thread, the internal thread with
External screw thread on silk axis matches, and the internal thread rotatable engagement of the external screw thread and sliding block that enable an axis drives sliding block in outer tube
Kong Nei Transverse are to sliding；
The interior tube cross section is less than outer tube cross section, and interior tube length is less than housing length of tube, and interior tube is hollow transversal
Face is regular polygon, and interior tube is arranged in outer tube, and interior tube central axis coincides with outer tube central axis, interior tube
One end and sliding block be rotatablely connected, the other end of interior tube is equipped with drill chuck, and drill chuck connects drill bit；
The prism setting is fixedly connected in interior tube is hollow and with silk axis, prismatic shape and interior tube hollow shape phase
Matching enables prism and interior tube Xiang Dui Transverse to sliding but relatively unrotatable, enable an axis pass through prism drive in turn
Pipe common rotation, at the same prism do not influence again interior tube in outer tube Transverse to sliding.
2. a kind of electric hand drill according to claim 1, it is characterized in that：The interior tube is rotatablely connected with sliding block by bearing,
Bearing outer ring is fixedly connected with a slide block, and bearing inner race is fixedly connected with interior tube.
3. a kind of electric hand drill according to claim 1, it is characterized in that：The control positive and negative rotation of motor circuit includes that motor rotates forward
Switch and motor reversal switch, motor rotates forward switch and motor reversal switch is arranged in housing outer surface.
4. a kind of electric hand drill according to claim 1, it is characterized in that：The outer tube cross section is regular hexagon, the cunning
Block-shaped is regular hexagon, and the interior tube hollow cross-section is regular hexagon, and the prism is regular hexagonal prism body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810334448.5A CN108608035A (en) | 2018-04-14 | 2018-04-14 | a kind of electric hand drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810334448.5A CN108608035A (en) | 2018-04-14 | 2018-04-14 | a kind of electric hand drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108608035A true CN108608035A (en) | 2018-10-02 |
Family
ID=63660034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810334448.5A Withdrawn CN108608035A (en) | 2018-04-14 | 2018-04-14 | a kind of electric hand drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108608035A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968545A (en) * | 2019-03-04 | 2019-07-05 | 魏磊 | A kind of window exterior wall drilling equipment |
| CN111250365A (en) * | 2020-03-24 | 2020-06-09 | 浙江博来工具有限公司 | Glass glues rifle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100012151A (en) * | 2008-07-28 | 2010-02-08 | 백남용 | Dust traping device for drilling |
| CN102179548A (en) * | 2011-04-09 | 2011-09-14 | 安徽省池州市盛大专用车有限公司 | Punching device for vehicle frame |
| CN202411472U (en) * | 2011-10-25 | 2012-09-05 | 黄积朋 | Labor-saved electric hand drill |
| CN105081402A (en) * | 2015-08-06 | 2015-11-25 | 宁波中旺工具有限公司 | Dustproof electric drill |
| CN106041171A (en) * | 2016-08-16 | 2016-10-26 | 刘同珍 | Hand-cranking driving type hand drill |
-
2018
- 2018-04-14 CN CN201810334448.5A patent/CN108608035A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100012151A (en) * | 2008-07-28 | 2010-02-08 | 백남용 | Dust traping device for drilling |
| CN102179548A (en) * | 2011-04-09 | 2011-09-14 | 安徽省池州市盛大专用车有限公司 | Punching device for vehicle frame |
| CN202411472U (en) * | 2011-10-25 | 2012-09-05 | 黄积朋 | Labor-saved electric hand drill |
| CN105081402A (en) * | 2015-08-06 | 2015-11-25 | 宁波中旺工具有限公司 | Dustproof electric drill |
| CN106041171A (en) * | 2016-08-16 | 2016-10-26 | 刘同珍 | Hand-cranking driving type hand drill |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968545A (en) * | 2019-03-04 | 2019-07-05 | 魏磊 | A kind of window exterior wall drilling equipment |
| CN111250365A (en) * | 2020-03-24 | 2020-06-09 | 浙江博来工具有限公司 | Glass glues rifle |
| CN111250365B (en) * | 2020-03-24 | 2021-12-14 | 浙江博来工具有限公司 | Glass glues rifle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108608035A (en) | a kind of electric hand drill | |
| CN104668615B (en) | Multi-functional drill class tool system and the auxiliary accessory for the multi-functional drill class tool system | |
| US5330206A (en) | Adapter for power tools | |
| CN201423633Y (en) | Spindle locking device | |
| CN209288733U (en) | A kind of turnning and milling brill attacks composite numeric control lathe | |
| CN209830354U (en) | Drilling and tapping integrated tool for deep hole of die carrier | |
| CN202804366U (en) | Burrs-cleaning tool | |
| CN203711913U (en) | Mini-type precision electric tool | |
| CN108568547A (en) | A kind of angle adjustable electric hand drill | |
| CN211840249U (en) | Automatic drilling device of common lathe | |
| CN209954617U (en) | Electric tool | |
| CN205394387U (en) | Multi -functional screwdriver of gear formula | |
| CN108527421A (en) | A kind of multifunctional unit humanoid robot | |
| CN203791676U (en) | Electric drill with anvil | |
| CN204019433U (en) | Screwdriver | |
| CN202804757U (en) | Drill chuck | |
| CN201619058U (en) | Multi-purpose screwdriver | |
| CN204800593U (en) | Electric tool of ability fitting attachments | |
| JP2008005679A (en) | Rotary operating tool | |
| CN221269750U (en) | Angle drill | |
| CN206105055U (en) | Power tool and annex device | |
| CN205614092U (en) | Rechargeable electric portable drill | |
| CN107486808A (en) | A kind of screwdriver | |
| CN205888097U (en) | Quick moving mechanism of radial drill main shaft box | |
| CN218081763U (en) | High-efficient drilling equipment of steel pipe machining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181002 |
|
| WW01 | Invention patent application withdrawn after publication |