CN208261889U - A kind of drill chuck - Google Patents
A kind of drill chuck Download PDFInfo
- Publication number
- CN208261889U CN208261889U CN201820903872.2U CN201820903872U CN208261889U CN 208261889 U CN208261889 U CN 208261889U CN 201820903872 U CN201820903872 U CN 201820903872U CN 208261889 U CN208261889 U CN 208261889U
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- CN
- China
- Prior art keywords
- drill body
- drive disk
- clamping jaw
- tooth
- type groove
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- Withdrawn - After Issue
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Abstract
The utility model relates to electric tool lathe accessory technical fields, specifically a kind of drill chuck, it includes drill body, fixing sleeve, actuating sleeve, clamping jaw and the drive disk that driving is engaged with clamping jaw, it is characterized in that drill body is divided into preceding drill body and rear drill body, drill body rear end face exposed part forms drive disk continuing surface before the outer diameter that the outer diameter of the rear drill body is less than preceding drill body makes, drive disk continuing surface is equipped with annular drive disk, the lower end surface of drive disk is equipped with snail tooth, the side of preceding drill body below drive disk is equipped with U-type groove, clamping jaw is equipped in U-type groove, the upper end of clamping jaw is equipped with bar shaped sliding tooth, the upper end bar shaped sliding tooth of clamping jaw stretches out U-type groove upper end and is meshed with the snail tooth on drive disk, the lower end of clamping jaw and U-type groove bottom are inconsistent, drive disk lateral surface is connected with the actuating sleeve being socketed on preceding drill body, actuating sleeve Rear end and the front end sliding of the fixing sleeve that is connected on rear drill body contradict connection, have many advantages, such as that structure is simple, easy to make, to clamp effect good.
Description
Technical field
The present invention relates to electric tool lathe accessory technical field, specifically a kind of structure is simple, easy to make, folder
The drill chuck for taking effect good.
Background technique
It is well known that existing hand fastening drill clutch is generally by drill body, clamping jaw, screw, nut sleeve, fixing sleeve, actuating sleeve etc.
Composition, three clamping jaws are separately mounted in three equal part inclined holes of drill body, and screw is mounted in the screw slot of drill body, nut sleeve handle
Screw is fixed, and the screw thread of screw and clamping jaw forms thread transmission, and actuating sleeve is fixedly connected with nut sleeve, and drill body rear portion has
Threaded hole, when installing and using, the threaded hole at drill body rear portion and the transmission axis connection of power equipment, transmission shaft drive drill body when rotating
Three-jaw and folded tool is driven to rotate synchronously, but existing collet during processing needs that oblique 15 will be opened up on drill body
Three equal part inclined holes of degree, are also required to open up 15 degree of helical teeth on the column type face for the clamping jaw being equipped in equal part inclined hole, on screw
The 15 degree of conical tooths matched with 15 degree of helical teeth on clamping jaw are opened up, processing technology is complicated during processing for these, together
When product performance be also difficult to be promoted.
Summary of the invention
Present invention aim to address above-mentioned the deficiencies in the prior art, provide that a kind of structure is simple, easy to make, clamping effect
The good drill chuck of fruit.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of drill chuck engages including drill body, fixing sleeve, actuating sleeve, clamping jaw and with clamping jaw the drive disk driven, feature
It is that the drill body is divided into the preceding drill body and rear drill body of coaxial line, the rear end of rear drill body is equipped with and the mechanical company being connected of driving
Hole is connect, the middle part of preceding drill body is equipped with the through-hole put in for clamping piece, and the outer diameter that the outer diameter of the rear drill body is less than preceding drill body makes
Preceding drill body rear end face exposed part forms drive disk continuing surface, and drive disk continuing surface is equipped with to be socketed on rear drill body and is used to drive
The annular drive disk of dynamic clamping jaw, the lower end surface of drive disk are equipped with snail tooth, the preceding drill body below the drive disk
Side is equipped with the U-type groove for at least trisection being connected to through-hole, and the rear drill body lower end right above U-type groove is equipped with higher than drive disk
The U-type groove of the handstand of snail tooth height, the U-type groove of preceding drill body is combined with the U-type groove of rear drill body to be formed clamping jaw and moves radially
Channel, radial travel paths are interior to be equipped with clamping jaw, and the upper end of clamping jaw is equipped with the bar shaped sliding tooth being meshed with snail tooth, clamping jaw
Upper end bar shaped sliding tooth stretch out the U-type groove upper end of preceding drill body and put in the plane spiral shell in the U-type groove of rear drill body and on drive disk
Rotation tooth be meshed, the lower end of clamping jaw and the U-type groove bottom of preceding drill body are inconsistent, the drive disk lateral surface be socketed in preceding brill
Actuating sleeve on body is connected, and the front end sliding of the rear end of the actuating sleeve and the fixing sleeve being connected on rear drill body, which contradicts, to be connected
It connects, is covered by rotate driving and drive drive disk rotation, and then clamping jaw is driven to inside contract and extend out in the radial direction of drive disk, and then realized
Clamp and unload clamping piece.
The rear end of drive disk of the present invention is equipped with cover board, and the rear drill body concordant with cover board rear end face is equipped with annular snap
Slot, annular slot is interior to be equipped with circlip, and cover board is fixed on the top of drive disk, realizes the fixation of drive disk by circlip.
The rear inside of drive disk of the present invention is equipped with the rectangular annular groove in section, is equipped in the annular groove
Steel ball arranged side by side, the lower end of the steel ball and slot bottom are inconsistent, and the upper end of steel ball and cover board are inconsistent, the medial surface of steel ball with
Drill body is inconsistent afterwards, and steel ball plays the role of bearing, generated frictional force when being rotated by reducing, to promote the clamping of drill chuck
Power, drill body, cover board and drive disk after protection.
The preceding drill body of the slot bottom of U-type groove of the present invention is equipped at least two arc circular grooves, is equipped in arc circular groove
Spherical steel ball, the lower end of the clamping jaw guide groove arc-shaped equipped with the section of bar shaped, the lower end of spherical steel ball and curved circular
The slot bottom of slot is inconsistent, and the upper end of spherical steel ball and the slot bottom of guide groove are inconsistent, generated friction when being rotated by reducing
Power, to promote the clamping force of drill chuck, drill body and clamping jaw before protecting.
The medial surface of clamping jaw of the present invention is parallel with preceding drill body through-hole side, guarantees that drive disk in rotation, presss from both sides
Pawl stretches out U-type groove and enters clamping clamping piece in through-hole.
The internal diameter of preceding drill body of the present invention is less than the outer diameter of rear drill body, after making the front end face and preceding drill body of rear drill body
End face forms one, guarantees the stability that preceding drill body is connected with rear drill body, drill body, cover board and drive disk after protection.
Snail tooth of the present invention is set as Archimedian screw tooth, the item of A Ji meter helical tooth and clamping jaw upper end
Shape sliding tooth is all set as the stepped tooth being meshed, and guarantees when rotated, clamping jaw while mobile identical distance.
The present invention is divided into the preceding drill body and rear drill body of coaxial line due to the drill body, and the rear end of rear drill body is equipped with and driving
It is mechanically coupled the connecting hole connect, the middle part of preceding drill body is equipped with the through-hole put in for clamping piece, and the outer diameter of the rear drill body is less than
Drill body rear end face exposed part forms drive disk continuing surface before the outer diameter of preceding drill body makes, and drive disk continuing surface is equipped with after being socketed in
The lower end surface of the annular drive disk for being used to drive clamping jaw on drill body, drive disk is equipped with snail tooth, the drive disk
The side of the preceding drill body of lower section is equipped with the U-type groove for at least trisection being connected to through-hole, and the rear drill body lower end right above U-type groove is set
There is the U-type groove of the handstand of the snail tooth height higher than drive disk, the U-type groove of preceding drill body combines shape with the U-type groove of rear drill body
At clamping jaw radial travel paths, it is equipped with clamping jaw in radial travel paths, the upper end of clamping jaw is equipped with to be meshed with snail tooth
The upper end bar shaped sliding tooth of bar shaped sliding tooth, clamping jaw stretches out the U-type groove upper end of preceding drill body and puts in the U-type groove of rear drill body and drive
Snail tooth on Moving plate is meshed, and the lower end of clamping jaw and the U-type groove bottom of preceding drill body are inconsistent, on the outside of the drive disk
Face be socketed in front of actuating sleeve on drill body be connected, the rear end of the actuating sleeve and the fixing sleeve that is connected on rear drill body
Front end sliding contradicts connection, is covered by rotate driving and drives drive disk rotation, and then clamping jaw is driven to inside contract in the radial direction of drive disk
With extend out, and then realize clamping and unload clamping piece, the rear end of the drive disk is equipped with cover board, concordant with cover board rear end face
Drill body is equipped with annular slot afterwards, and circlip is equipped in annular slot, and cover board is fixed on the top of drive disk by circlip, realizes driving
The fixation of disk, the rear inside of the drive disk are equipped with the rectangular annular groove in section, are equipped in the annular groove arranged side by side
Steel ball, the lower end of the steel ball and slot bottom are inconsistent, and the upper end of steel ball and cover board are inconsistent, the medial surface of steel ball and rear bore
Body is inconsistent, and steel ball plays the role of bearing, drill body, cover board and drive disk after protection, on the preceding drill body of the slot bottom of the U-type groove
Equipped at least two arc circular grooves, spherical steel ball is equipped in arc circular groove, the section that the lower end of the clamping jaw is equipped with bar shaped is in
The guide groove of arc, the lower end of spherical steel ball and the slot bottom of arc circular groove are inconsistent, the upper end of spherical steel ball and the slot of guide groove
Bottom is inconsistent, drill body and clamping jaw before being protected by the effect of spherical steel ball, the medial surface of the clamping jaw and preceding drill body through-hole side
Face is parallel, guarantees drive disk in rotation, clamping jaw stretches out U-type groove and enters clamping clamping piece in through-hole, the preceding drill body
Internal diameter is less than the outer diameter of rear drill body, and the rear end face of the front end face for making rear drill body and preceding drill body forms one, guarantees preceding drill body with after
The stability of drill body connection, drill body, cover board and drive disk after protection, the snail tooth are set as Archimedian screw
The bar shaped sliding tooth of tooth, A Ji meter helical tooth and clamping jaw upper end is all set as the stepped tooth being meshed, and guarantees that clamping jaw is same when rotated
The identical distance of Shi Yidong has many advantages, such as that structure is simple, easy to make, clamping effect is good.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the explosive view of Fig. 1.
Fig. 3 is the structural schematic diagram of drill body in the present invention.
Fig. 4 is drive disk and clamping jaw connection schematic diagram in the present invention.
Fig. 5 is the bottom view of drive disk in the present invention.
Specific embodiment
The following further describes the present invention with reference to the drawings:
As shown in the picture, a kind of drill chuck, including drill body, fixing sleeve 1, actuating sleeve 2, clamping jaw 3 and driving is engaged with clamping jaw
Drive disk 4, the structure of above-mentioned each component part and interconnected relationship between them are same as the prior art, this does not go to live in the household of one's in-laws on getting married
It states, it is characterised in that the drill body is divided into the preceding drill body 5 and rear drill body 6 of coaxial line, and the rear end of rear drill body 6 is equipped with and driving machine
The connecting hole 8 that tool is connected, the middle part of preceding drill body 5 are equipped with the through-hole 7 put in for clamping piece, and the outer diameter of the rear drill body 6 is small
5 rear end face exposed part of drill body forms the drive disk continuing surface for playing the role of support Yu axial limiting before preceding 5 outer diameter of drill body makes
9, drive disk continuing surface 9 be equipped be socketed on rear drill body 6 for driving the annular drive disk 4 of clamping jaw 3, under drive disk 4
End face is equipped with snail tooth 10, and the side of the preceding drill body 5 of 4 lower section of drive disk is equipped with to be connected at least with through-hole 7
The U-type groove 11 of trisection, the rear drill body 6 right above U-type groove 11, which is equipped with, is higher than falling for 10 height of snail tooth on drive disk 4
Vertical U-type groove, the U-type groove 11 of preceding drill body 5 are combined to form clamping jaw radial travel paths, be moved radially logical with the U-type groove of rear drill body 6
Clamping jaw 3 is equipped in road, the upper end of clamping jaw 3 is equipped with the bar shaped sliding tooth 12 being meshed with snail tooth 10, the upper end item of clamping jaw 3
Shape sliding tooth 12 stretch out 11 upper end of U-type groove of preceding drill body 5 and put in rear drill body 6 U-type groove and drive disk 4 on snail tooth
10 are meshed, and the lower end of clamping jaw 3 and 11 bottom of U-type groove of preceding drill body 5 are inconsistent, 4 lateral surface of drive disk be socketed in
Actuating sleeve 2 on preceding drill body 5 is connected, the front end of the rear end of the actuating sleeve 2 and the fixing sleeve 1 being connected on rear drill body 6
Sliding contradicts connection, drives drive disk 4 to rotate by rotate driving set 2, and then clamping jaw 3 is driven to inside contract in the radial direction of drive disk 4
With extend out, and then realize clamping and unload clamping piece, the rear end of the drive disk 4 is equipped with cover board 13, with 13 rear end face of cover board
Concordant rear drill body 6 is equipped with annular slot 14, is equipped with circlip 15 in annular slot 14, cover board 13 is fixed on driving by circlip 15
The fixation of drive disk 4 is realized in the top of disk 4, and the rear inside of the drive disk 4 is equipped with the rectangular annular groove 16 in section,
Steel ball arranged side by side is equipped in the annular groove 16, the lower end of the steel ball and slot bottom are inconsistent, the upper end of steel ball and cover board
13 is inconsistent, and the medial surface of steel ball and rear drill body 6 are inconsistent, and steel ball plays the role of bearing, generated when being rotated by reducing
Frictional force, to promote the clamping force of drill chuck, drill body 6, cover board 13 and drive disk 4 after protection, the slot bottom of the U-type groove 11
Preceding drill body 5 is equipped at least two arc circular grooves 17, spherical steel ball is equipped in arc circular groove 17, the lower end of the clamping jaw 3 is set
There is the guide groove 18 that the section of bar shaped is arc-shaped, the lower end of spherical steel ball and the slot bottom of arc circular groove 18 are inconsistent, spherical steel ball
Upper end and guide groove 18 slot bottom it is inconsistent, generated frictional force when being rotated by reducing, to promote the clamping of drill chuck
Power, drill body 5 and clamping jaw 3,7 side of through-hole of the medial surface of the clamping jaw 3 and preceding drill body 5 before being protected by the effect of spherical steel ball
Face is parallel, guarantees drive disk 4 in rotation, clamping jaw 3 stretches out U-type groove 11 and clamps clamping piece, the preceding brill into through-hole is interior
The internal diameter of body 5 is less than the outer diameter of rear drill body 6, and before being connected to rear drill body 6 on the rear end face of drill body 5, drill body 5 is bored with rear before guaranteeing
The stability that body 6 connects, drill body, cover board and drive disk after protection, preceding drill body described above and rear drill body can be integrated into
Type, the whole drill body after integrated molding opened up on preceding drill body and rear drill body side the clamping jaw being connected to through-hole move radially it is logical
Road, the clamping jaw radial travel paths part on rear drill body is the bar shaped sliding tooth for clamping jaw upper end radial through on preceding drill body
Clamping jaw radial travel paths part be to limit moving radially for clamping jaw, the clamping jaw can be set as rectangular clamping jaw, described
Snail tooth be set as Archimedian screw tooth, A Ji meter helical tooth is all set as mutually nibbling with the bar shaped sliding tooth of clamping jaw upper end
The stepped tooth of conjunction guarantees that when rotated clamping jaw while mobile identical distance, Archimedian screw tooth is exactly the line of the helical tooth
Property rule be spiral of Archimedes.
In the use of the present invention, the drill chuck is connected to driving mechanically, drill body 5 is logical before then piercing into pickup folder
In hole 7, then rotate driving covers 2, and actuating sleeve 2 drives drive disk 4 to rotate, in the effect of 4 lower, planar helical tooth 10 of drive disk
Lower drive clamping jaw 3 is radial to be inside contracted, and is realized the clamping of pickup folder, is worked after the completion of clamping, after the completion of work, revolution driving set
2, actuating sleeve 2 drives drive disk 4 to rotate, and then 3 radial direction of clamping jaw is extended out movement, realizes unloading for pickup folder, and the present invention
In clamping jaw be located at the inside of drill body, increase the clamping range to pickup folder, the clamping jaw of original drill chuck stretches out drill body,
Clamping range is the diameter range between clamping jaw, and scope of the present application increases to the diameter range of through-hole, therefore increases
To the clamping range of pickup folder, the present invention is divided into the preceding drill body 5 and rear drill body 6 of coaxial line due to the drill body, rear drill body 6
Rear end is equipped with the connecting hole 8 being connected with driving machinery, and the middle part of preceding drill body 5 is equipped with the through-hole 7 put in for clamping piece, described
The outer diameter of drill body 6, which is less than preceding 5 outer diameter of drill body, afterwards makes preceding 5 rear end face exposed part of drill body formation play the role of support and axial limiting
Drive disk continuing surface 9, drive disk continuing surface 9 be equipped be socketed on rear drill body 6 for driving the annular drive disk of clamping jaw 3
4, the lower end surface of drive disk 4 is equipped with snail tooth 10, and the side of the preceding drill body 5 of 4 lower section of drive disk is equipped with and leads to
The U-type groove 11 for at least trisection that hole 7 is connected to, the rear drill body 6 of 11 surface of U-type groove, which is equipped with, is higher than plane spiral shell on drive disk 4
The U-type groove of the handstand of 10 height of tooth is revolved, the U-type groove 11 of preceding drill body 5 is combined with the U-type groove of rear drill body 6 to be formed clamping jaw and move radially
Channel, radial travel paths are interior to be equipped with clamping jaw 3, and the upper end of clamping jaw 3 is equipped with the bar shaped sliding tooth being meshed with snail tooth 10
12, the upper end bar shaped sliding tooth 12 of clamping jaw 3 stretches out 11 upper end of U-type groove of preceding drill body 5 and puts in the U-type groove and driving of rear drill body 6
Snail tooth 10 on disk 4 is meshed, the driving inconsistent, described with 11 bottom of U-type groove of preceding drill body 5 of the lower end of clamping jaw 3
4 lateral surface of disk be socketed in front of actuating sleeve 2 on drill body 5 be connected, the rear end of the actuating sleeve 2 and be connected to rear drill body 6
On fixing sleeve 1 front end sliding contradict connection, by rotate driving set 2 drive drive disks 4 rotate, and then drive clamping jaw 3 exist
The radial direction of drive disk 4 is inside contracted and is extended out, and then is realized clamping and unloaded clamping piece, and the rear end of the drive disk 4 is equipped with cover board
13, the rear drill body 6 concordant with 13 rear end face of cover board is equipped with annular slot 14, is equipped with circlip 15, circlip 15 in annular slot 14
Cover board 13 is fixed on to the top of drive disk 4, realizes the fixation of drive disk 4, the rear inside of the drive disk 4 is equipped with section
Rectangular annular groove 16, the annular groove 16 is interior to be equipped with steel ball arranged side by side, and the lower end of the steel ball and slot bottom are inconsistent,
The upper end of steel ball and cover board 13 are inconsistent, and the medial surface of steel ball and rear drill body 6 are inconsistent, and steel ball plays the role of bearing, by subtracting
Generated frictional force when small rotation, to promote the clamping force of drill chuck, drill body 6, cover board 13 and drive disk 4, described after protection
The preceding drill body 5 of slot bottom of U-type groove 11 be equipped at least two arc circular grooves 17, spherical steel ball, institute are equipped in arc circular groove 17
The arc-shaped guide groove 18 in section of the lower end for the clamping jaw 3 stated equipped with bar shaped, the lower end of spherical steel ball and the slot of arc circular groove 18
Bottom is inconsistent, and the upper end of spherical steel ball and the slot bottom of guide groove 18 are inconsistent, and generated frictional force when being rotated by reducing is come
The clamping force for promoting drill chuck, drill body 5 and clamping jaw 3 before being protected by the effect of spherical steel ball, the medial surface of the clamping jaw 3 with
7 side of through-hole of preceding drill body 5 is parallel, guarantees drive disk 4 in rotation, clamping jaw 3 stretches out U-type groove 11 and enters clamping folder in through-hole
Gripping member, the internal diameter of the preceding drill body 5 is less than the outer diameter of rear drill body 6, before being connected to rear drill body 6 on the rear end face of drill body 5, protects
The stability that preceding drill body 5 and rear drill body 6 connect, drill body, cover board and drive disk after protection are demonstrate,proved, the snail tooth 10 is set
For Archimedian screw tooth, the bar shaped sliding tooth 12 of 3 upper end of A Ji meter helical tooth and clamping jaw is all set as the stepped tooth being meshed, and protects
When rotated, mobile identical distance, Archimedian screw tooth are exactly that the linear rule of the helical tooth is A Ji to clamping jaw to card simultaneously
Mead helix has many advantages, such as that structure is simple, easy to make, clamping effect is good.
Claims (7)
1. a kind of drill chuck engages including drill body, fixing sleeve, actuating sleeve, clamping jaw and with clamping jaw the drive disk driven, feature exists
It is divided into the preceding drill body and rear drill body of coaxial line in the drill body, the rear end of rear drill body is equipped with and the mechanical connection being connected of driving
Hole, the middle part of preceding drill body is equipped with the through-hole put in for clamping piece, before the outer diameter that the outer diameter of the rear drill body is less than preceding drill body makes
Drill body rear end face exposed part forms drive disk continuing surface, and drive disk continuing surface is equipped with to be socketed on rear drill body and is used to drive
The annular drive disk of clamping jaw, the lower end surface of drive disk are equipped with snail tooth, the side of the preceding drill body below the drive disk
Face is equipped with the U-type groove for at least trisection being connected to through-hole, and the rear drill body lower end right above U-type groove is equipped with flat higher than drive disk
The U-type groove of the handstand of surface helix tooth height, the U-type groove of preceding drill body combined with the U-type groove of rear drill body to be formed clamping jaw move radially it is logical
Road, radial travel paths are interior to be equipped with clamping jaw, and the upper end of clamping jaw is equipped with the bar shaped sliding tooth being meshed with snail tooth, clamping jaw
Bar shaped sliding tooth in upper end stretches out the U-type groove upper end of preceding drill body and puts in the snail in the U-type groove of rear drill body and on drive disk
Tooth is meshed, and the lower end of clamping jaw and the U-type groove bottom of preceding drill body are inconsistent, the drive disk lateral surface and is socketed in preceding drill body
On actuating sleeve be connected, the front end sliding of the rear end of the actuating sleeve and the fixing sleeve that is connected on rear drill body, which contradicts, to be connected
It connects, is covered by rotate driving and drive drive disk rotation, and then clamping jaw is driven to inside contract and extend out in the radial direction of drive disk, and then realized
Clamp and unload clamping piece.
2. a kind of drill chuck according to claim 1, it is characterised in that the rear end of the drive disk is equipped with cover board, with lid
The concordant rear drill body of plate rear end face is equipped with annular slot, is equipped with circlip in annular slot, cover board is fixed on drive disk by circlip
Top, realize the fixation of drive disk.
3. a kind of drill chuck according to claim 2, it is characterised in that the rear inside of the drive disk is equipped with section
Rectangular annular groove, the annular groove is interior to be equipped with steel ball arranged side by side, and the lower end of the steel ball and slot bottom are inconsistent, steel ball
Upper end and cover board it is inconsistent, the medial surface of steel ball and rear drill body are inconsistent.
4. a kind of drill chuck according to claim 1 or 3, it is characterised in that on the preceding drill body of the slot bottom of the U-type groove
Equipped at least two arc circular grooves, spherical steel ball is equipped in arc circular groove, the section that the lower end of the clamping jaw is equipped with bar shaped is in
The guide groove of arc, the lower end of spherical steel ball and the slot bottom of arc circular groove are inconsistent, the upper end of spherical steel ball and the slot of guide groove
Bottom is inconsistent.
5. a kind of drill chuck according to claim 1, it is characterised in that the medial surface of the clamping jaw and preceding drill body through-hole
Side is parallel.
6. a kind of drill chuck according to claim 1, it is characterised in that the internal diameter of the preceding drill body is less than rear drill body
Outer diameter.
7. a kind of drill chuck according to claim 1, it is characterised in that the snail tooth is set as Archimedes
The bar shaped sliding tooth of helical tooth, A Ji meter helical tooth and clamping jaw upper end is all set as the stepped tooth being meshed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820903872.2U CN208261889U (en) | 2018-06-12 | 2018-06-12 | A kind of drill chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820903872.2U CN208261889U (en) | 2018-06-12 | 2018-06-12 | A kind of drill chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208261889U true CN208261889U (en) | 2018-12-21 |
Family
ID=64689898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820903872.2U Withdrawn - After Issue CN208261889U (en) | 2018-06-12 | 2018-06-12 | A kind of drill chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208261889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543962A (en) * | 2018-06-12 | 2018-09-18 | 山东威达机械股份有限公司 | A kind of drill chuck |
-
2018
- 2018-06-12 CN CN201820903872.2U patent/CN208261889U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543962A (en) * | 2018-06-12 | 2018-09-18 | 山东威达机械股份有限公司 | A kind of drill chuck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 264414 No. 2 Zhonghan Road, Weishan Town, Lingang District, Weihai City, Shandong Province Patentee after: SHANDONG WEIDA MACHINERY Co.,Ltd. Address before: 264414 Zhonghan Road, Weishan Town, Lingang District, Huancui District, Weihai City, Shandong Province Patentee before: SHANDONG WEIDA MACHINERY Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 264414 No. 2 Zhonghan Road, Tongshan Town, Wendeng District, Weihai City, Shandong Province Patentee after: SHANDONG WEIDA MACHINERY Co.,Ltd. Address before: 264414 No. 2 Zhonghan Road, Weishan Town, Lingang District, Weihai City, Shandong Province Patentee before: SHANDONG WEIDA MACHINERY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190409 Address after: 264200 Zhonghan Road, Weishan Town, Weihai Lingang Economic and Technological Development Zone, Shandong Province Patentee after: ROEHM WEIDA MACHINERY (SHANDONG) Co.,Ltd. Address before: 264414 No. 2 Zhonghan Road, Tongshan Town, Wendeng District, Weihai City, Shandong Province Patentee before: SHANDONG WEIDA MACHINERY Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181221 Effective date of abandoning: 20230707 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181221 Effective date of abandoning: 20230707 |