CN207982376U - A kind of shock proof electrodrill - Google Patents
A kind of shock proof electrodrill Download PDFInfo
- Publication number
- CN207982376U CN207982376U CN201721149309.2U CN201721149309U CN207982376U CN 207982376 U CN207982376 U CN 207982376U CN 201721149309 U CN201721149309 U CN 201721149309U CN 207982376 U CN207982376 U CN 207982376U
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- CN
- China
- Prior art keywords
- casing
- carbon brush
- screw
- stator
- bearing
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of shock proof electrodrills, including bearing I, collet, rotor, stator and casing hand handle lid, the bottom of shell is connected with casing hand handle lid by screw with slotted, and carbon brush is equipped with inside the casing hand handle lid, tension disc is equipped on the outside of carbon brush;The casing internal is equipped with carbon brush holder, and carbon brush is equipped on carbon brush holder, and the stator interior rotation is equipped with rotor, the rotor front end is equipped with impact and adjusts knob, impact that knob front end is adjusted to connect needle roller, and needle roller connects tablet middle gear, steel ball is equipped in tablet middle gear, tablet middle gear connects medium tooth shaft;A kind of shock proof electrodrill, it is simple in structure, it is easy to assembly, the bad problem of traditional electrical power contact is avoided, and stable, improves the stability and efficiency of rotation, the shock resistance in rotary course is improved, keeps its work more stable, flexible.
Description
Technical field
The utility model is related to power tools technology field, specifically a kind of shock proof electrodrill.
Background technology
Traditional power tool such as electric drill can realize the function of drilling, but before using electric drill drilling, especially exist
Before being drilled to the material of some hard high-strengths, often can all find sample punching first give need bore position dotting punch, this
It is that electric drill skids during drilling in order to prevent, to cause accident or cause the damage of workpiece and use tool
It is bad.So drilling in time, electric drill just be unable to do without the auxiliary of sample punching, but because of the reasons such as structure and size of sample punching, meeting
Cause loss that is inconvenient to carry or causing sample to rush;General dotting punch will hammer tap sample punching, can thus be easy to hurt hand.And
And existing hand held electric drill has the following disadvantages during manufacture and use:When existing rotor and output shaft generally by
Shell positions, and will produce deformation in shell molding, cannot keep outputting and inputting center line stabilization, be difficult to protect in assembling
Hold ensuring smooth transmission, steady;Second is that when electric drill works, influenced by impact force, motor and other transmission parts will produce dislocation and become
Shape, back casing positioning of long duration will produce loosening, deformation, influence the working performance of electric drill, shorten the service life of electric drill, not only
Economic loss is caused, and work can be influenced.
Utility model content
The purpose of this utility model is to provide a kind of shock proof electrodrills, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of shock proof electrodrill, including bearing I, collet, rotor, stator and casing hand handle lid, the casing bottom
Portion is connected with casing hand handle lid by screw with slotted, and carbon brush two is equipped with inside the casing hand handle lid, and two outside of carbon brush is equipped with
Tension disc;The casing internal is equipped with carbon brush holder, and carbon brush one is equipped on carbon brush holder, and the stator interior rotation, which is equipped with, to be turned
Son, the rotor front end, which is equipped with to impact, adjusts knob, impact tune knob front end connection needle roller, needle roller connection tablet middle gear, in tablet
Steel ball is equipped in gear, tablet middle gear connects medium tooth shaft, and tablet middle gear side, which is engaged, connects gear wheel, on gear wheel
Clamp spring I is installed, I rear side of clamp spring connects impact spring, bearing I is connected on impact spring;The tablet middle gear and gear wheel
It is installed in middle cover, middle cover front end connects head capsule, and the head capsule and middle cover are screwed in casing front end;
The gear wheel front end connects No. II impact teeth, and No. I impact teeth of connection is engaged on front side of No. II impact teeth, is connected on front side of No. I impact teeth
Output shaft is connect, bearing II is arranged on output shaft, the output shaft front end passes through anti-screw connection collet.
As further program of the utility model:The tension disc is fixed on by self-tapping screw in casing hand handle lid
On casing, casing hand handle base portion is connected with sheath.
As further program of the utility model:The carbon brush two on carbon brush one and casing on the carbon brush holder with it is fixed
Son offsets.
As further program of the utility model:Pass through stator screw connection wind loop, the machine on front side of the stator
Switch is installed in shell, switchs connecting stator and rotor interior loop.
As further program of the utility model:It is arranged on output shaft between the bearing II and No. I impact teeth
Clamp spring II is connected with clamp spring III on the output shaft of the front side of the bearing II.
As further program of the utility model:The needle roller is the inside needle roller of model HK0608 needle bearings, rolling
The specification of needle bearing is 6 × 10 × 8mm;The bearing I is 698 bearing of model, and the specification of 698 bearings is 8 × 19 × 6mm;Institute
It is 101 bearings to state bearing II;The screw is 4 × 50mm screws, i.e., a diameter of 4mm, length 50mm;The anti-screw is 5
×22mm;The stator screw is 4 × 55mm;The screw with slotted is 4 × 14mm;The self-tapping screw is 4 × 14mm.
Compared with prior art, the utility model has the beneficial effects that:A kind of shock proof electrodrill, structure letter
It is single, it is easy to assembly, it realizes that rotor and stator are powered by carbon brush and drives, avoid the bad problem of traditional electrical power contact, and
And it is stable, it avoids casing and is deformed;By the engagement high-speed rotation of tablet middle gear and gear wheel, rotation is improved
Stability and efficiency, and No. II impact teeth and No. I impact teeth improve the shock resistance in rotary course, make its work
It is more stable, flexible.
Description of the drawings
Fig. 1 is that the component of the utility model disassembles schematic diagram.
Fig. 2 is the structural schematic diagram of the utility model.
Fig. 3 is the left view of the utility model.
Fig. 4 is the right view of the utility model.
In figure:Knob, 3- needle rollers, 4- bearings I, 5- tablets middle gear, 6- impact springs, 7- steel are adjusted in 1- middle covers, 2- impacts
Pearl, 8- medium tooth shafts, 9- clamp springs I, 10- gear wheels, 11- head capsules, 12- screws, No. II impact teeth of 13-, 14- No. I impact teeth, 15-
Clamp spring II, 16- bearings II, 17- clamp springs III, 18- output shafts, 19- collets, the anti-screws of 20-, 21- rotors, 22- stators screw,
23- wind loops, 24- stators, 25- switches, 26- casings, 27- carbon brush holders, 28- carbon brush one, 29- screw with slotted, 30- casing hand handles
Lid, 31- self-tapping screws, 32- carbon brush two, 33- tension discs, 34- sheaths.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1~4, in the utility model embodiment, a kind of shock proof electrodrill, including bearing I 4, collet
19, rotor 21, stator 24 and casing hand handle lid 30,26 bottom of the casing are connected with casing hand handle lid by screw with slotted 29
30, carbon brush 2 32 is installed inside the casing hand handle lid 30,2 32 outside of carbon brush is equipped with tension disc 33, tension disc 33 pass through from
Tapping 31 is fixed on the casing 26 in casing hand handle lid 30, and 30 bottom of casing hand handle lid is connected with sheath 34, assembly
When, external power cord is connect across sheath 34 with fixed carbon brush 2 32 in tension disc 33, facilitates carbon brush 2 32 and external electricity
Source line electrical connection.
Carbon brush holder 27 is installed inside the casing 26, carbon brush 1 is installed on carbon brush holder 27, on the carbon brush holder 27
Carbon brush 1 and casing 26 on carbon brush 2 32 offset with stator 24,24 inner rotation of the stator be equipped with rotor 21, institute
It states 24 front side of stator and wind loop 23 is connected by stator screw 22, switch 25 is installed in the casing 26, the connection of switch 25 is fixed
Son 24 and 21 interior loop of rotor.
21 front end of the rotor is equipped with impact and adjusts knob 2, impact that 2 front end of knob is adjusted to connect needle roller 3, and needle roller 3 connects in tablet
Gear 5, tablet middle gear 5 is interior to be equipped with steel ball 7, and tablet middle gear 5 connects medium tooth shaft 8, and 5 side of the tablet middle gear engagement connects
Gear wheel 10 is connect, clamp spring I 9 is installed on gear wheel 10, I 9 rear side of clamp spring connects impact spring 6, bearing is connected on impact spring 6
Ⅰ4;The tablet middle gear 5 and gear wheel 10 are installed in middle cover 1, and 1 front end of middle cover connects head capsule 11, the head capsule
11 and middle cover 1 26 front end of casing is fixed on by screw 12.
10 front end of the gear wheel connects No. II impact teeth 13, and No. II 13 front side engagement of impact teeth connects No. I impact teeth 14,
14 front side of No. I impact teeth connects output shaft 18, is arranged with bearing II 16 on output shaft 18, bearing II 16 and No. I impact teeth 14 it
Between output shaft 18 on be arranged with clamp spring II 15, be connected with clamp spring III 17 on the output shaft 18 of II 16 front side of the bearing, it is described
18 front end of output shaft passes through 20 connecting clip 19 of anti-screw.
For the needle roller 3 using the inside needle roller of model HK0608 needle bearings, the specification of needle bearing is 6 × 10 × 8mm.
The bearing I 4 uses 698 bearing of model, and the specification of 698 bearings is 8 × 19 × 6mm.
The bearing II 16 is 101 bearings.
The screw 12 is 4 × 50mm screws, i.e., a diameter of 4mm, length 50mm.
The anti-screw 20 is 5 × 22mm;The stator screw 22 is 4 × 55mm;The screw with slotted 29 be 4 ×
14mm;The self-tapping screw 31 is 4 × 14mm.
The utility model is not limited to above-described embodiment, on the basis of technical solution disclosed by the utility model, this
For the technical staff in field according to disclosed technology contents, not needing performing creative labour can be special to some of which technology
Sign makes some simple modification, equivalent change and modifications, is all within the scope of the technical scheme of the utility model.
In the description of this specification, it should be noted that unless otherwise clearly defined and limited, term " setting ",
" connected " and " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects;It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Claims (6)
1. a kind of shock proof electrodrill, including bearing I (4), collet (19), rotor (21), stator (24) and casing hand handle
It covers (30), which is characterized in that casing (26) bottom is connected with casing hand handle lid (30), the machine by screw with slotted (29)
Carbon brush two (32) is installed inside shell hand handle lid (30), tension disc (33) is equipped on the outside of carbon brush two (32);In the casing (26)
Portion is equipped with carbon brush holder (27), and carbon brush one (28) is equipped on carbon brush holder (27), and stator (24) inner rotation is equipped with rotor
(21), rotor (21) front end is equipped with impact and adjusts knob (2), impact tune knob (2) front end connection needle roller (3), needle roller (3) connection
Tablet middle gear (5), tablet middle gear (5) is interior to be equipped with steel ball (7), and tablet middle gear (5) connects medium tooth shaft (8), the tablet
The engagement of middle gear (5) side connects gear wheel (10), and clamp spring I (9) is equipped on gear wheel (10), punching is connected on rear side of clamp spring I (9)
Spring (6) is hit, bearing I (4) is connected on impact spring (6);The tablet middle gear (5) and gear wheel (10) are installed in centre
It covers in (1), middle cover (1) front end connects head capsule (11), and the head capsule (11) and middle cover (1) are fixed on by screw (12)
Casing (26) front end;Gear wheel (10) front end connects No. II impact teeth (13), and connection I is engaged on front side of No. II impact teeth (13)
Number impact teeth (14), connection output shaft (18) on front side of No. I impact teeth (14) are arranged with bearing II (16), institute on output shaft (18)
It states output shaft (18) front end and passes through anti-screw (20) connecting clip (19).
2. a kind of shock proof electrodrill according to claim 1, which is characterized in that the tension disc (33) passes through certainly
Tapping (31) is fixed on the casing (26) in casing hand handle lid (30), and casing hand handle lid (30) bottom is connected with sheath
(34)。
3. a kind of shock proof electrodrill according to claim 1, which is characterized in that the carbon on the carbon brush holder (27)
Carbon brush two (32) on one (28) of brush and casing (26) offsets with stator (24).
4. a kind of shock proof electrodrill according to claim 2, which is characterized in that pass through on front side of the stator (24)
Stator screw (22) connects wind loop (23), and switch (25), switch (25) connecting stator (24) are equipped in the casing (26)
With rotor (21) interior loop.
5. a kind of shock proof electrodrill according to claim 4, which is characterized in that the bearing II (16) and No. I
It is arranged with clamp spring II (15) on output shaft (18) between impact teeth (14), on the output shaft (18) on front side of the bearing II (16)
It is connected with clamp spring III (17).
6. a kind of shock proof electrodrill according to claim 5, which is characterized in that the needle roller (3) is model
The specification of the inside needle roller of HK0608 needle bearings, needle bearing is 6 × 10 × 8mm;The bearing I (4) is 698 axis of model
It holds, the specification of 698 bearings is 8 × 19 × 6mm;The bearing II (16) is 101 bearings;The screw (12) is 4 × 50mm spiral shells
Silk, i.e., a diameter of 4mm, length 50mm;The anti-screw (20) is 5 × 22mm;The stator screw (22) is 4 × 55mm;
The screw with slotted (29) is 4 × 14mm;The self-tapping screw (31) is 4 × 14mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721149309.2U CN207982376U (en) | 2017-09-08 | 2017-09-08 | A kind of shock proof electrodrill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721149309.2U CN207982376U (en) | 2017-09-08 | 2017-09-08 | A kind of shock proof electrodrill |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207982376U true CN207982376U (en) | 2018-10-19 |
Family
ID=63804256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721149309.2U Expired - Fee Related CN207982376U (en) | 2017-09-08 | 2017-09-08 | A kind of shock proof electrodrill |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207982376U (en) |
-
2017
- 2017-09-08 CN CN201721149309.2U patent/CN207982376U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20190908 |
|
CF01 | Termination of patent right due to non-payment of annual fee |