CN202479534U - Drill chuck rapid to install and dismount - Google Patents
Drill chuck rapid to install and dismount Download PDFInfo
- Publication number
- CN202479534U CN202479534U CN 201120327970 CN201120327970U CN202479534U CN 202479534 U CN202479534 U CN 202479534U CN 201120327970 CN201120327970 CN 201120327970 CN 201120327970 U CN201120327970 U CN 201120327970U CN 202479534 U CN202479534 U CN 202479534U
- Authority
- CN
- China
- Prior art keywords
- spacing
- motor shaft
- drill
- limiting component
- drill chuck
- 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 - Lifetime
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/1207—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving obliquely to the axis of the chuck in a plane containing this axis
- B23B31/1238—Jaws movement actuated by a nut with conical screw-thread
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2231/00—Details of chucks, toolholder shanks or tool shanks
- B23B2231/38—Keyless chucks for hand tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The utility model provides a drill chuck, which has the characteristics of capability of connecting with a motor shaft rapidly and reliably, simple structure, rapid installation and dismounting rapidness. The drill chuck comprises a drill body. An axial motor shaft hole is extending from the rear end of the drill body towards the inner side of the drill body. The rear part of the drill body is further provided with spacing holes perpendicular to the motor shaft hole. Spacing parts which are movable relative to the motor shaft are equipped inside the spacing holes. The drill chuck is further provided with a device for controlling the spacing parts to cooperate with the motor shaft in a spacing way or to be no longer in the spacing cooperation state. A torsion transmission column which can be connected with the motor shaft is equipped inside the motor shaft hole along the axial direction of the motor shaft hole. The upper end of the torsion transmission column is located below the spacing holes. The drill chuck provided in the utility model can achieve rapid connection and rapid dismounting with a machine tool provided with the motor shaft or a pistol-shaped electric drill provided with the motor shaft. Meanwhile, the torsion transmission structure is more reliable. The cutting force of the drill chuck can be improved.
Description
Technical field
The utility model relates to a kind of drill chuck, relates in particular to a kind of for example drill chuck on drilling machine, the electric drill of machining equipment and electric tool that is installed in.
Background technology
In the prior art; Be provided with drill body, jaw, nut, rotatable protheca, back cover in the hand fastening drill clutch; Protheca axially is positioned; Three jaws are separately positioned in three inclined holes that are distributed on the drill body, adopt between nut and the jaw to be threaded, thereby protheca directly or indirectly are connected with nut and in inclined hole, pass in and out and make the drill chuck clamping or the drilling tool that gets loose through driving nut rotation drive jaw; The rear end face of drill body offers the connecting hole that is connected with driving shaft, and drill chuck utilizes this connecting hole to be connected with lathe or pistol electric drill.At present, said connecting hole is generally screwed hole, and drill chuck is installed on lathe or the pistol electric drill or when removing from it, need revolves round and round, bothers again during operating cost.Especially for the pistol electric drill, this syndeton has a strong impact on the ease of use of pistol electric drill.
Summary of the invention
The utility model technical problem to be solved provides a kind of ability realization be connected and connect loading and unloading reliable, simple in structure drill chuck efficiently fast with motor shaft.For this reason; The utility model adopts following technical scheme: it comprises drill body; Extend in drill body from the rear end of drill body and to be provided with axial motor axis hole; The rear portion of drill body also is provided with the spacing hole perpendicular to motor axis hole, is provided with the mobilizable limiting component to motor shaft in the spacing hole, and said drill chuck also is provided with to be controlled said limiting component and make the spacing device that cooperates and break away from spacing mated condition of itself and motor shaft; Direction with afterbody to the head of drill chuck is downward direction, and said key is in the below of said spacing hole.
On the basis of adopting technique scheme, the utility model also can adopt following further technical scheme:
Saidly control said limiting component and make the spacing device that cooperates and break away from spacing mated condition of itself and motor shaft be provided with following structure: the slidably ring of said limiting component is installed, and its glide direction is perpendicular to motor axis hole; Can be pressed and handle the motion of said ring and make said limiting component and motor shaft break away from the button of spacing mated condition; Support said ring and after said button is released, make the spacing spring part that cooperates of said limiting component and motor shaft.
Said button and said limiting component are in the both sides of drill body respectively, and said spring part is the arc-shaped spring piece of shape symmetry, and said spring leaf and said limiting component are in the same side of drill body, and said ring has the arcwall face that cooperates with spring leaf.
Be provided with the back cover at the rear portion of drill chuck; Said ring is in the cover of back, is provided with the gripper shoe of said ring in the cover of said back, and said spring part is in the cover of back; Said button is exposed to the surface of back cover, is provided with the spigot surface that ring slides in the outer surface of said ring and the said back cover.
The rear end of its cover in the back is provided with the spacing cover plate of said ring, is provided with the support level of spacing cover plate in the cover of said back.
On the basis of adopting technique scheme, the utility model also can adopt following further technical scheme:
Saidly control said limiting component and make the spacing device that cooperates and break away from spacing mated condition of itself and motor shaft be provided with following structure: set at the rear portion of drill body can be along the control cover of drill chuck axially-movable; Said control cover inwall is provided with the cam surface of control limiting component motion; So that limiting component is in and the spacing state that cooperates and break away from spacing cooperation of motor shaft; Control cover inwall also is provided with the spring leaf that axial position is overlapped in positioning control; The surface of said drill body is axially arranged with first detent and second detent that cooperates with spring leaf along it; Said first detent is the control cover locating slot of limiting component when being in the spacing mated condition of motor shaft, and said second detent is that limiting component is in the control cover locating slot when breaking away from the spacing state that cooperates with motor shaft.
Said limiting component comprises steel ball that is in two ends respectively and the fore-set that mediates.
Drill body circumferentially is provided with 3 said spacing holes radially along it; Said control is arranged with 3 said spring leafs; Be in respectively in twos between the spacing hole, the corresponding said spring leaf of drill body outer surface place is the plane, and said first detent and second detent are set on said plane.
It has the round of said spring leaf parent is installed, and round is installed in the groove that parent is stuck in control cover inwall, and round is installed parent and had inside flange, and the said flange pressing plate that is positioned is pushed down.
That end near the motor axis hole aperture of said key is the inclined-plane.
Owing to adopt the technique scheme of the utility model, the drill chuck that the utility model provided can be realized being connected fast and dismantling with lathe that the necessary electromotor axle is housed or pistol electric drill, and; The torsion transferring structure is more reliable; Can improve the cutting strength of drill chuck, when being connected with motor shaft, operating handle is better; Operate also more smooth and easyly, avoid unnecessary wearing and tearing.
Description of drawings
Fig. 1 is the partial sectional view of the utility model embodiment 1.
Fig. 2 is when release-push, the C-C cutaway view of Fig. 1.
Fig. 3 is when pressing the button, the C-C cutaway view of Fig. 1.
Fig. 4 is the explosive view of embodiment 1.
Fig. 5 is the cutaway view of the motor shaft in the utility model.
Fig. 6 is the cutaway view of the drill body of embodiment 1.
Fig. 7 is the vertical view of the drill body of embodiment 1.
Fig. 8 is the schematic appearance of embodiment that the utility model provides 2.
Fig. 9 is a motor shaft when also not being connected with the key of the utility model, the A-A partial sectional view of Fig. 8.
Figure 10 is a motor shaft when being connected with the key of the utility model, the A-A partial sectional view of Fig. 8.
When Figure 11 does not also insert motor axis hole for motor shaft, the B-B partial sectional view of Fig. 8.
Figure 12 is the cutaway view of the drill body of embodiment 2.
Figure 13 is the vertical view of the drill body of embodiment 2.
Figure 14 is the primary structure explosive view of embodiment 2.
The specific embodiment
With reference to accompanying drawing.The utility model comprises drill body 1; Extend in drill body from the rear end of drill body and to be provided with axial motor axis hole 11; The rear portion of drill body also is provided with spacing hole 13; Be provided with the mobilizable limiting component 8 to motor shaft 3 in the spacing hole, said drill chuck also is provided with to be controlled said limiting component 8 and makes itself and the motor shaft 3 spacing devices that cooperate and break away from spacing mated condition, in the said motor axis hole 11 along the key 12 that a circle is used to accept the motor shaft outputting torsion that is circumferentially with of motor axis hole; Direction with afterbody to the head of drill chuck is downward direction, and said key 12 is in the below of said spacing hole 13.Said limiting component 8 can adopt the pin form.
Saidly control said limiting component and make the spacing device that cooperates and break away from spacing mated condition of itself and motor shaft be provided with following structure: the slidably ring 5 of said limiting component 8 is installed, and its glide direction is perpendicular to motor axis hole 11;
Can be pressed and handle 5 motions of said ring and make said limiting component and motor shaft break away from the button 4 of spacing mated condition, support said ring 5 and after said button 4 is released, make the spacing spring part that cooperates 6 of said limiting component 8 and motor shaft.Button 4 can be and ring 5 separated components, also can be to be connected on the ring 5 and to constitute the part of ring 5.
Said button 4 and said limiting component 8 are in the both sides of drill body 1 respectively; Said spring part 6 is the arc-shaped spring piece of shape symmetry; Said arc-shaped spring piece and said limiting component are in the same side of drill body; In the present embodiment, button 4 is and ring 5 separated components that said ring 5 has the arcwall face that cooperates with arc-shaped spring piece.Like this, spring part, ring, button form stable matching relationship.
Also be provided with back cover 2 at the rear portion of drill chuck, said ring 5 is in the back cover 2, is provided with the gripper shoe 22 of said ring 5 in the cover of said back, and said spring part 6 is in the cover of back, said button 4 from after the hole 21 that puts expose cover surface, back.Be provided with the spigot surface 51,23 that ring slides in the outer surface of said ring and the said back cover.
The rear end of present embodiment cover in the back is provided with the spacing cover plate 7 of said ring 5, is provided with the support level 24 of spacing cover plate in the cover of said back.The collar 91 that is connected with drill body is pressed on the spacing cover plate 7, overlaps thereby limit the back from the rear portion, and the step on the drill body is qualification back cover from the front portion, thereby the drill body front and back slip relatively of back cover, and the plane 14 on the drill body makes the back covers not rotate relative to drill body.Ring 5 limited in the axial direction cover plates 7 and 22 location of gripper shoe, that end 15 near the motor axis hole aperture of said key 12 is the inclined-plane.
In the utility model, said motor shaft can be the output shaft that motor itself carries, and also can be can be to the axle part on the motor that is connected of drill chuck output motor power.
Said motor shaft 3 comprises torsion importation 34 that is in an end and the groove 32 that cooperates with key 12 that is in the other end, is used for torsion output, between groove 32 and torsion importation 34, is provided with spacing ring 33.Also be provided with the stopper slot 31 that cooperates with said limiting component 8 in the part in the motor axis hole 11 being in of motor shaft.
With reference to accompanying drawing.The utility model comprises drill body 210, extends in drill body from the rear end of drill body to be provided with axial motor axis hole 211, and the rear portion of drill body also is provided with spacing hole 213, is provided with the mobilizable limiting component to motor shaft 230 in the spacing hole.Said limiting component comprises steel ball 261 that is in two ends respectively and the fore-set 262 that mediates, like this, and the resistance in the time of can reducing motor shaft and withdraw from.
The circle that is circumferentially with along motor axis hole in the said motor axis hole is used to accept the key 212 of motor shaft outputting torsion, is downward direction with the direction of afterbody to the head of drill chuck, and said key 212 is in the below of said spacing hole 213.That end near the motor axis hole aperture of said key 212 is the inclined-plane.
Saidly control said limiting component and make the spacing device that cooperates and break away from spacing mated condition of itself and motor shaft be provided with following structure: set at the rear portion of drill body can be along the control cover 220 of drill chuck axially-movable; Said control cover inwall is provided with the cam surface 222 of control limiting component motion; So that limiting component is in and the spacing state that cooperates and break away from spacing cooperation of motor shaft; Control cover inwall also is provided with the spring leaf 241 that axial position is overlapped in positioning control; The round of said spring leaf is installed in the groove 221 that parent 240 is stuck in control cover 220 inwalls, and round is installed parent 240 and had inside flange, and the said flange pressing plate 250 that is positioned is pushed down; The surface of said drill body is axially arranged with first detent 215 and second detent 214 that cooperates with spring leaf along it; Locating slot is overlapped in control when control when said first detent 215 is in the spacing mated condition of motor shaft for limiting component cover locating slot, said second detent 214 break away from the spacing state that cooperates for limiting component is in motor shaft.
Drill body circumferentially is provided with 3 said spacing holes 213 radially along it; Said control is arranged with 3 said spring leafs 241; Be in respectively in twos between the spacing hole; The corresponding said spring leaf of drill body outer surface 241 places are the plane, and said first detent 215 and second detent 214 are set on said plane.
Present embodiment is example with the hand fastening drill clutch, and drawing reference numeral 291 is the overcoat of operation drill chuck nut, and drawing reference numeral 292 be a jaw, and drawing reference numeral 251 be and controls the collar that overlaps the 220 stationary positioned pressing plates 250 that are connected.
Said motor shaft 230 comprises torsion importation that is in an end and the groove 232 that cooperates with key 212 that is in the other end, is used for torsion output, between groove 232 and torsion importation, is provided with spacing ring.Also be provided with the stopper slot 231 that cooperates with said limiting component in the part in the motor axis hole 211 being in of motor shaft.
Claims (10)
1. one kind is loaded and unloaded drill chuck efficiently; Comprise drill body; Extend in drill body from the rear end of drill body and to be provided with axial motor axis hole, the rear portion of drill body also is provided with the spacing hole perpendicular to motor axis hole, is provided with the mobilizable limiting component to motor shaft in the spacing hole; Said drill chuck also is provided with to be controlled said limiting component and makes the spacing device that cooperates and break away from spacing mated condition of itself and motor shaft; It is characterized in that in the said motor axis hole key that a circle is used to accept the motor shaft outputting torsion that is circumferentially with along motor axis hole, is downward direction with the direction of afterbody to the head of drill chuck, and said key is in the below of said spacing hole.
2. novel loading and unloading as claimed in claim 1 are drill chuck efficiently, it is characterized in that saidly controlling said limiting component and making the spacing device that cooperates and break away from spacing mated condition of itself and motor shaft be provided with following structure:
The slidably ring of said limiting component is installed, and its glide direction is perpendicular to motor axis hole;
Can be pressed and handle the motion of said ring and make said limiting component and motor shaft break away from the button of spacing mated condition;
Support said ring and after said button is released, make the spacing spring part that cooperates of said limiting component and motor shaft.
3. a kind of loading and unloading as claimed in claim 2 are drill chuck efficiently; It is characterized in that said button and said limiting component are in the both sides of drill body respectively; Said spring part is the arc-shaped spring piece of shape symmetry; Said spring leaf and said limiting component are in the same side of drill body, and said ring has the arcwall face that cooperates with spring leaf.
4. a kind of loading and unloading as claimed in claim 2 are drill chuck efficiently; It is characterized in that being provided with the back at the rear portion of drill chuck overlaps; Said ring is in the cover of back, is provided with the gripper shoe of said ring in the cover of said back, and said spring part is in the cover of back; Said button is exposed to the surface of back cover, is provided with the spigot surface that ring slides in the outer surface of said ring and the said back cover.
5. a kind of loading and unloading as claimed in claim 4 are drill chuck efficiently, it is characterized in that the rear end of its cover in the back is provided with the spacing cover plate of said ring, is provided with the support level of spacing cover plate in the cover of said back.
6. a kind of loading and unloading as claimed in claim 1 are drill chuck efficiently; It is characterized in that saidly controlling said limiting component and making the spacing device that cooperates and break away from spacing mated condition of itself and motor shaft be provided with following structure: set at the rear portion of drill body can be along the control cover of drill chuck axially-movable; Said control cover inwall is provided with the cam surface of control limiting component motion; So that limiting component is in and the spacing state that cooperates and break away from spacing cooperation of motor shaft; Control cover inwall also is provided with the spring leaf that axial position is overlapped in positioning control; The surface of said drill body is axially arranged with first detent and second detent that cooperates with spring leaf along it; Said first detent is the control cover locating slot of limiting component when being in the spacing mated condition of motor shaft, and said second detent is that limiting component is in the control cover locating slot when breaking away from the spacing state that cooperates with motor shaft.
7. a kind of loading and unloading as claimed in claim 6 are drill chuck efficiently, it is characterized in that said limiting component comprises steel ball that is in two ends respectively and the fore-set that mediates.
8. a kind of loading and unloading as claimed in claim 6 are drill chuck efficiently; It is characterized in that drill body circumferentially is provided with 3 said spacing holes radially along it; Said control is arranged with 3 said spring leafs; Be in respectively in twos between the spacing hole, the corresponding said spring leaf of drill body outer surface place is the plane, and said first detent and second detent are set on said plane.
9. a kind of loading and unloading as claimed in claim 8 are drill chuck efficiently; It is characterized in that it has the round installation parent of said spring leaf; Round is installed in the groove that parent is stuck in control cover inwall, and round is installed parent and had inside flange, and the said flange pressing plate that is positioned is pushed down.
10. a kind of loading and unloading as claimed in claim 1 are drill chuck efficiently, it is characterized in that that end near the motor axis hole aperture of said key is the inclined-plane.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120327970 CN202479534U (en) | 2011-09-02 | 2011-09-02 | Drill chuck rapid to install and dismount |
| PCT/CN2011/079342 WO2013029281A1 (en) | 2011-09-02 | 2011-09-05 | Quickly assembled and disassembled drill chunk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120327970 CN202479534U (en) | 2011-09-02 | 2011-09-02 | Drill chuck rapid to install and dismount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202479534U true CN202479534U (en) | 2012-10-10 |
Family
ID=46953995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120327970 Expired - Lifetime CN202479534U (en) | 2011-09-02 | 2011-09-02 | Drill chuck rapid to install and dismount |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202479534U (en) |
| WO (1) | WO2013029281A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807377A (en) * | 2019-02-25 | 2019-05-28 | 河南利威新能源科技有限公司 | A kind of disassembling method of battery conductive item |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201744684U (en) * | 2009-10-15 | 2011-02-16 | 浙江三鸥机械股份有限公司 | Quick-replacement finger tight drill chuck and drive shaft matched with the quick-replacement finger tight drill chuck |
| CN201744678U (en) * | 2010-05-10 | 2011-02-16 | 浙江三鸥机械股份有限公司 | Quickly assembled and disassembled drill chuck and motor shaft matched with same |
| CN201744680U (en) * | 2010-05-30 | 2011-02-16 | 浙江三鸥机械股份有限公司 | Drill chuck with quick assembly and disassembly |
| CN202037347U (en) * | 2010-05-30 | 2011-11-16 | 浙江三鸥机械股份有限公司 | Novel drill chuck quick to assemble and disassemble and motor shaft matching with same |
| CN201744679U (en) * | 2010-05-30 | 2011-02-16 | 浙江三鸥机械股份有限公司 | Novel drill chuck with rapid assembly and disassembly and motor shaft matched with same |
| CN201747822U (en) * | 2010-06-23 | 2011-02-16 | 浙江三鸥机械股份有限公司 | Quickly assembled and disassembled connector |
| CN201895099U (en) * | 2010-09-10 | 2011-07-13 | 浙江三鸥机械股份有限公司 | Quickly-assembled/disassembled drill chuck |
-
2011
- 2011-09-02 CN CN 201120327970 patent/CN202479534U/en not_active Expired - Lifetime
- 2011-09-05 WO PCT/CN2011/079342 patent/WO2013029281A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109807377A (en) * | 2019-02-25 | 2019-05-28 | 河南利威新能源科技有限公司 | A kind of disassembling method of battery conductive item |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013029281A1 (en) | 2013-03-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |