CN201157913Y - Drill chuck coordinating with pneumatic or electric tool power take-off shaft - Google Patents
Drill chuck coordinating with pneumatic or electric tool power take-off shaft Download PDFInfo
- Publication number
- CN201157913Y CN201157913Y CNU2007201825971U CN200720182597U CN201157913Y CN 201157913 Y CN201157913 Y CN 201157913Y CN U2007201825971 U CNU2007201825971 U CN U2007201825971U CN 200720182597 U CN200720182597 U CN 200720182597U CN 201157913 Y CN201157913 Y CN 201157913Y
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- Prior art keywords
- quick
- drill chuck
- change
- connecting hole
- pneumatic
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- Expired - Fee Related
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Abstract
The utility model provides a fast-change keyless drill chuck which is matched with a power take-off shaft of a pneumatic or electric tool. A drill body is provided with a connecting hole matched with the power take-off shaft of the pneumatic or electric tool; a torque force passing structure is arranged on the inner side of the connecting hole and matched with the power take-off shaft; the connecting hole outside the torque force passing structure is provided with a section of conical hole; an inserting hole is formed on the wall of the connecting hole; a fast-change connecting part is arranged on the drill chuck, passes through the inserting hole and comes into and goes out of the connecting hole; and an elastic element is arranged on the drill chuck and used for pressing the fast-change part towards the connecting hole. The utility model also provides a fast-change spanner drill chuck which matched with a power take-off shaft of a pneumatic or electric tool. A connecting hole of the spanner drill chuck is provided with the same connecting hole structure as the keyless drill chuck and is provided with a fast-change connecting part and the elastic element. The fast-change keyless drill chuck and the fast-change spanner drill chuck can be matched with the power take-off shaft the pneumatic or electric tool and realize fast assembly and disassembly, enable a plurality of pneumatic or electric tools to have functions of drilling tools, so as to save a user's equipment expenditure, reduce the carrying burden of the user when being used outdoors and greatly facilitate use and operation by the user.
Description
Technical field
The utility model relates to a kind of drill chuck, relates in particular to hand fastening drill clutch and spanner drill chuck.
Background technology
In the prior art, hand fastening drill clutch and spanner drill chuck are equipped with drill body, jaw, nut, nut is installed in rotation on the drill body, jaw is separately positioned in the inclined hole that is distributed on the drill body, adopt between nut and the jaw and be threaded, drive nut rotates, and makes to slide before and after jaw is in inclined hole, to clamp or the instrument that gets loose.Spanner drill chuck is general main to be made up of drill body, shell, nut, front end face gear ring, jaw and auxiliary member spanner.Jaw is separately positioned in the inclined hole that is distributed on the drill body, interference fit between nut and the shell, and the front end of drill body is provided with the driving hole of restriction spanner position.Nut is as the structural member that is threaded with jaw, jaw passes in and out in inclined hole to clamp drilling tool thereby operation housing drives nut rotation drive, again spanner is inserted in the spanner locating hole on the drill body, spanner tooth and front end face gear ring engagement fit, firmly rotation, thereby drive nut around the drill body rotation, clamp drilling tool more securely.Hand fastening drill clutch is connected with the output shaft of driving device with the connecting hole of spanner drill chuck by the drill body rear end.
The drill chuck right and wrong are the instrument of usefulness usually, under the occasion of or electric tool pneumatic in many uses, often all need to use drill chuck, present hand fastening drill clutch and spanner drill chuck can't be with many pneumatic or electric tool is supporting, therefore, the user of above-mentioned occasion also needs to be equipped with electric drill again, thereby has increased the expenditure of a large amount of expenses.This predicament also is present in the family of having deep love for doing it yourself to finish, and has also increased the burden of carrying.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of can realize fast that connect and quick change hand fastening drill clutch pneumatic or that the electric tool power output shaft cooperates.For this reason, the utility model is by the following technical solutions: it comprises drill body, nut, jaw, rotary sleeve, described nut is threaded with jaw, described drill body has and connecting hole pneumatic or that the electric tool power output shaft cooperates, the inboard of described connecting hole has the configuration of the transmission torsion that cooperates with power output shaft, described connecting hole also has one section in the outside of transmitting the torsion configuration and is the circular cone hole shape, the hole wall of described connecting hole is provided with patchhole, described drill chuck is provided with the quick-change coupling that passes described patchhole and debouch connecting hole, and described drill chuck also is provided with the flexible member of quick-change coupling being pressed to connecting hole.
Another technical problem to be solved of the utility model provides a kind of can realize fast that connect and quick change spanner drill chuck pneumatic or that the electric tool power output shaft cooperates.For this reason, the utility model is by the following technical solutions: it comprises drill body, nut, jaw, described nut is threaded with jaw, described drill chuck also is provided with the front end face gear ring, described drill body front end is provided with the locating hole that is connected of the instrument that cooperates with the front end face gear ring, described drill body has and connecting hole pneumatic or that the electric tool power output shaft cooperates, the inboard of described connecting hole has the configuration of the transmission torsion that cooperates with power output shaft, described connecting hole also has one section in the outside of transmitting the torsion configuration and is the circular cone hole shape, the hole wall of described connecting hole is provided with patchhole, described drill chuck is provided with the quick-change coupling that passes described patchhole and debouch connecting hole, and described drill chuck also is provided with the flexible member of quick-change coupling being pressed to connecting hole.
Above-mentioned two technical schemes that the utility model adopted can both obtain following technique effect: can cooperate with pneumatic or electric tool power output shaft, make many pneumatic or electric tools also have the boring bar tool function concurrently, save user's installation cost expenditure, carried burden when having reduced user's out using.And the utility model also can be realized the fast assembling-disassembling of drill chuck and power output shaft, can greatly user-friendly and use.
Description of drawings
Fig. 1 partly cuts open schematic diagram for embodiment 1 of the present utility model when being connected with pneumatic or electric tool power output shaft.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the B-B cutaway view of Fig. 1.
Fig. 4 is an explosive view embodiment illustrated in fig. 1.
Fig. 5 is the 3 dimensional drawing of embodiment 1 back fixed cover.
Fig. 6 is the 3 dimensional drawing of embodiment 1 briquetting.
Fig. 7 is a 3 dimensional drawing pneumatic or the electric tool power output shaft.
Fig. 8 is a partial side view pneumatic or the electric tool power output shaft.
Fig. 9 partly cuts open schematic diagram for embodiment 2 of the present utility model when being connected with pneumatic or electric tool power output shaft.
Figure 10 partly cuts open schematic diagram for embodiment 3 of the present utility model when being connected with pneumatic or electric tool power output shaft.
Figure 11 partly cuts open schematic diagram for embodiment 4 of the present utility model when being connected with pneumatic or electric tool power output shaft.
The specific embodiment
With reference to accompanying drawing 1～8.The utility model comprises drill body 1, nut 3, jaw 4, rotary sleeve 2, described nut is threaded with jaw, described drill body has and connecting hole 11 pneumatic or that electric tool power output shaft 17 cooperates, the inboard of described connecting hole has the configuration 15 of the transmission torsion that cooperates with power output shaft, described connecting hole also has one section in the outside of transmitting the torsion configuration and is circular cone hole shape 13, the hole wall of described connecting hole is provided with patchhole 12, described drill chuck is provided with the quick-change coupling 6 that passes described patchhole and debouch connecting hole, and described drill chuck also is provided with the flexible member 7 of quick-change coupling being pressed to connecting hole.
In the present embodiment, described pneumatic or electric tool is an example with pneumatic or electric wrench, pneumatic or electric wrench is a common equipment on the production line made of automobile, motorcycle or other electronic product or the assembly line, such as, loading and unloading tire or other operation in automobile, motorcycle are made just need to use electric wrench or pneumatic impact spanner.
Shown in Fig. 3,7 and 8, pneumatic or electric tool power output shaft comprises the connector 171 that transmits torsion, and at the rear portion of described connector, described power output shaft has one section and is conical 175; At conical rear, described power output shaft is provided with the annular link slot 172 that cooperates with quick-change coupling.The front side wall of described link slot has can make power output shaft be subjected to the slope 176 of component forward when link slot cooperates with quick-change coupling.As shown in the figure, in the present embodiment, described connector 171 is the quartet connection head, adjacent seamed edge arc surface 178 transition of described quartet connection head, and the configuration 15 of the transmission torsion of described connecting hole inboard is the quartet connection configuration.The inboard while of connecting hole 11 is suitable with arc surface 178, like this, can play the effect of further location when output shaft is connected with drill chuck, improves precision.The inherent circular cone hole shape of described connecting hole is to the hole shape 14 of stepping down that has one section power output shaft between the configuration that transmits torsion, to make things convenient for the turnover of output shaft.
Described quick-change coupling can be a kind ofly to have the part of the insert that cooperates with groove or hole and can slide, to enter groove or to withdraw from groove.
As shown in the figure, described quick-change coupling roughly is " W " shape, and the protruding end 62 at its middle part is inserted in the patchhole 12, and its both sides are centered around outside the drill body surface, described flexible member is a spring leaf, and described spring leaf acts on the rear recess district of " W " shape quick-change coupling.
Described drill chuck is provided with the slidably briquetting 9 that acts on " W " shape quick-change coupling, and the operating position 92 of described briquetting is exposed to the surface of drill chuck, and the pressure side 91 of described briquetting cooperates with the side 61 of " W " shape quick-change coupling.Described drill chuck is provided with symmetrically arranged a pair of " W " shape quick-change coupling, and described drill chuck also is provided with a pair of symmetrically arranged briquetting that acts on two quick-change couplings; The rear portion of described drill chuck is provided with the fixed cover of a pair of front and back setting of drill body motion relatively, fixed cover 5 and back fixed cover 8 before being respectively, preceding fixed cover 5 circumferentially can not rotate it relative to drill body by the limit cooperation with back fixed cover 8, axially giving axial location by jump ring 18, the fixed cover that described front and back are provided with is respectively equipped with the limit sliding chutes 51 and 81 of briquetting, described briquetting is provided with the key 93 that cooperates with limit sliding chutes, between the fixed cover that is provided with before and after described quick-change coupling is in.Like this, by pushing briquetting, quick-change coupling is slided, with dismounting drill chuck quickly and easily, and briquetting can also play stabilization to quick-change coupling, and, can make the assembling of drill chuck rear structure convenient by the structure of front and back fixed cover is set.
The technical solution of the utility model can be applied to the hand fastening drill clutch of various structures, comprises the hand fastening drill clutch with other additional function such as self-locking type clamping head of hand-locking drill.
With reference to accompanying drawing 9.Present embodiment has increased self-locking structure in hand fastening drill clutch on the basis of embodiment 1, to prevent that when being subjected to impacting jaw gets loose to the clamping of drill bit.In the drawings drawing reference numeral 201 and 202 for match from locking element, part 202 can not rotate relative to drill body, part 201 rotates with nut, part 201 and 202 has the tooth that matches.
In Fig. 9, drawing reference numeral is identical with Fig. 1～8, represents identical implication.
With reference to accompanying drawing 10.The utility model comprises drill body 310, nut 330, jaw 340, described nut is threaded with jaw, described drill chuck also is provided with front end face gear ring 331, what described drill body front end was provided with the instrument that cooperates with the front end face gear ring is connected locating hole 314, described drill body has and connecting hole 311 pneumatic or that the electric wrench power output shaft cooperates, the inboard of described connecting hole has the configuration 315 of the transmission torsion that cooperates with power output shaft, described connecting hole also has one section in the outside of transmitting the torsion configuration and is circular cone hole shape 313, the hole wall of described connecting hole is provided with patchhole 312, described drill chuck is provided with the quick-change coupling 360 that passes described patchhole and debouch connecting hole, and described drill chuck also is provided with the flexible member 370 of quick-change coupling being pressed to connecting hole.
The quick change syndeton of present embodiment is identical with embodiment 1 described structure, structures such as quick-change coupling 360, briquetting, flexible member 370, front and back fixed cover, connection hole shape are identical with embodiment 1 with connected mode, and the pneumatic or electric wrench power output shaft structure of illustrated embodiment is identical with embodiment 1.
With reference to accompanying drawing 11.The drill chuck structure of present embodiment is basic identical with embodiment 1, just the drill body in the present embodiment more protrudes from the front end of rotary sleeve 2, the front end face of rotary sleeve is provided with gear ring 20, the projection of drill body be provided with the gear ring engagement tool of rotary sleeve front end face be connected locating hole 21, front end face gear ring 20 cooperates with the bevel gear of spanner, and other is identical with embodiment 1.In Figure 11, the drawing reference numeral representative identical implication identical with Fig. 1～8.
Claims (10)
1, with quick change hand fastening drill clutch pneumatic or that the electric tool power output shaft cooperates, comprise drill body, nut, jaw, rotary sleeve, described nut is threaded with jaw, it is characterized in that described drill body has and connecting hole pneumatic or that the electric tool power output shaft cooperates, the inboard of described connecting hole has the configuration of the transmission torsion that cooperates with power output shaft, described connecting hole also has one section in the outside of transmitting the torsion configuration and is the circular cone hole shape, the hole wall of described connecting hole is provided with patchhole, described drill chuck is provided with the quick-change coupling that passes described patchhole and debouch connecting hole, and described drill chuck also is provided with the flexible member of quick-change coupling being pressed to connecting hole.
2, as claimed in claim 1 and pneumatic or quick change hand fastening drill clutch that the electric tool power output shaft cooperates is characterized in that the inherent circular cone hole shape of described connecting hole is to the hole shape of stepping down that has one section power output shaft between the configuration that transmits torsion.
3, as claimed in claim 1 or 2 and pneumatic or quick change hand fastening drill clutch that the electric tool power output shaft cooperates, it is characterized in that described quick-change coupling roughly is " W " shape, the protruding end at its middle part is inserted in and inserts in the hole, its both sides are centered around outside the drill body surface, described flexible member is a spring leaf, and described spring leaf acts on the rear recess district of " W " shape quick-change coupling.
4, as claimed in claim 3 and pneumatic or quick change hand fastening drill clutch that the electric tool power output shaft cooperates, it is characterized in that described drill chuck is provided with the slidably briquetting that acts on " W " shape quick-change coupling, the operating position of described briquetting is exposed to the surface of drill chuck, and the pressure side of described briquetting cooperates with the side of " W " shape quick-change coupling.
5, as claimed in claim 4 and pneumatic or quick change hand fastening drill clutch that the electric tool power output shaft cooperates, it is characterized in that described drill chuck is provided with symmetrically arranged a pair of " W " shape quick-change coupling, described drill chuck also is provided with a pair of symmetrically arranged briquetting that acts on two quick-change couplings; The rear portion of described drill chuck is provided with the fixed cover of a pair of front and back setting of drill body motion relatively, the fixed cover that described front and back are provided with is provided with the limit sliding chutes of briquetting, described briquetting is provided with the key that cooperates with limit sliding chutes, between the fixed cover that is provided with before and after described quick-change coupling is in.
6, with quick change spanner drill chuck pneumatic or that the electric tool power output shaft cooperates, comprise drill body, nut, jaw, described nut is threaded with jaw, described drill chuck also is provided with the front end face gear ring, described drill body front end is provided with the locating hole that is connected of the instrument that cooperates with the front end face gear ring, it is characterized in that described drill body has and connecting hole pneumatic or that the electric tool power output shaft cooperates, the inboard of described connecting hole has the configuration of the transmission torsion that cooperates with power output shaft, described connecting hole also has one section in the outside of transmitting the torsion configuration and is the circular cone hole shape, the hole wall of described connecting hole is provided with patchhole, described drill chuck is provided with the quick-change coupling that passes described patchhole and debouch connecting hole, and described drill chuck also is provided with the flexible member of quick-change coupling being pressed to connecting hole.
7, as claimed in claim 6 and pneumatic or quick change spanner drill chuck that the electric tool power output shaft cooperates is characterized in that the inherent circular cone hole shape of described connecting hole is to the hole shape of stepping down that has one section power output shaft between the configuration that transmits torsion.
8, as claim 6 or 7 described and pneumatic or quick change spanner drill chucks that the electric tool power output shaft cooperates, it is characterized in that described quick-change coupling roughly is " W " shape, the protruding end at its middle part is inserted in and inserts in the hole, its both sides are centered around outside the drill body surface, described flexible member is a spring leaf, and described spring leaf acts on the rear recess district of " W " shape quick-change coupling.
9, as claimed in claim 8 and pneumatic or quick change spanner drill chuck that the electric tool power output shaft cooperates, it is characterized in that described drill chuck is provided with the slidably briquetting that acts on " W " shape quick-change coupling, the operating position of described briquetting is exposed to the surface of drill chuck, and the pressure side of described briquetting cooperates with the side of " W " shape quick-change coupling.
10, as claimed in claim 9 and pneumatic or quick change spanner drill chuck that the electric tool power output shaft cooperates, it is characterized in that described drill chuck is provided with symmetrically arranged a pair of " W " shape quick-change coupling, described drill chuck is provided with a pair of symmetrically arranged briquetting that acts on two quick-change couplings; The rear portion of described drill chuck is provided with the fixed cover of a pair of front and back setting of drill body motion relatively, the fixed cover that described front and back are provided with is provided with the limit sliding chutes of briquetting, described briquetting is provided with the key that cooperates with limit sliding chutes, between the fixed cover that is provided with before and after described quick-change coupling is in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201825971U CN201157913Y (en) | 2007-04-30 | 2007-09-28 | Drill chuck coordinating with pneumatic or electric tool power take-off shaft |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200720109009 | 2007-04-30 | ||
| CN200720109009.1 | 2007-04-30 | ||
| CNU2007201825971U CN201157913Y (en) | 2007-04-30 | 2007-09-28 | Drill chuck coordinating with pneumatic or electric tool power take-off shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201157913Y true CN201157913Y (en) | 2008-12-03 |
Family
ID=40108502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201825971U Expired - Fee Related CN201157913Y (en) | 2007-04-30 | 2007-09-28 | Drill chuck coordinating with pneumatic or electric tool power take-off shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201157913Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160447A1 (en) * | 2010-06-23 | 2011-12-29 | 浙江三鸥机械股份有限公司 | Quick assembled and unassembled joint |
-
2007
- 2007-09-28 CN CNU2007201825971U patent/CN201157913Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160447A1 (en) * | 2010-06-23 | 2011-12-29 | 浙江三鸥机械股份有限公司 | Quick assembled and unassembled joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081203 Termination date: 20160928 |