CN109454252A - The clamping device and collet of collet - Google Patents
The clamping device and collet of collet Download PDFInfo
- Publication number
- CN109454252A CN109454252A CN201811482151.XA CN201811482151A CN109454252A CN 109454252 A CN109454252 A CN 109454252A CN 201811482151 A CN201811482151 A CN 201811482151A CN 109454252 A CN109454252 A CN 109454252A
- Authority
- CN
- China
- Prior art keywords
- clamping device
- release member
- clamping
- shell
- nut sleeve
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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
- B23B31/123—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 with locking arrangements
Abstract
The present invention provides a kind of clamping device and with its collet.Clamping device is clamped part for clamping, clamping device has the locking state of clamping collet and unclamps the release conditions of collet, clamping device includes: shell, shell is the tubular structure for leading to space in, the inner wall of shell be equipped with the first locating slot and with spaced second locating slot of the first locating slot；Anti-release member, anti-release member is located in shell, and anti-release member is equipped with elastic bumps, and anti-release member can be rotatably set relative to shell, so that elastic bumps switch between the first locating slot and the second locating slot, switching of the clamping device between release conditions and locking state is realized.It applies the technical scheme of the present invention, can solve clamped part in the prior art and be easy to loosen or generate axial float, lead to not the problem of working normally.
Description
Technical field
The present invention relates to clamp arts, in particular to the clamping device and collet of a kind of collet.
Background technique
Drilled in carrying out processing activity using tools such as lathe and electric drills, the operations such as milling when, commonly using folder
Head carries out clamping position to clamped part (such as drill bit, milling cutter), to improve the accuracy of drilling or milling.In practical operation
In, due to depositing vibration and friction in process, so that clamped part is easy to appear the phenomenon that loosening, influence lathe
Or the normal work of electric drill, it not can guarantee machining accuracy.
Summary of the invention
The main purpose of the present invention is to provide a kind of clamping device of collet and collets, to solve quilt in the prior art
Clamping piece is easy to loosen, and leads to not the problem of working normally.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of clamping device of collet, for filling
Double-layered quilt clamping piece, clamping device have the locking state for clamping clamped part and unclamp the release conditions of clamped part, clamp dress
Setting includes: shell, and shell is the tubular structure for leading to space in, and the inner wall of shell is equipped with the first locating slot and with first
Spaced second locating slot of locating slot；Anti-release member, anti-release member are located in shell, and anti-release member is equipped with elastic bumps, locking
Part can be rotatably set relative to shell, so that elastic bumps switch between the first locating slot and the second locating slot, realize folder
Tight switching of the device between release conditions and locking state.
Further, anti-release member is equipped with multiple elastic bumps, and when anti-release member is rotated relative to shell, multiple elasticity are convex
Rise in one selectively with the first locating slot perhaps the second locating slot cooperate so that clamping device be in release conditions or
In locking state.
Further, clamping device further includes nut sleeve, and nut sleeve is located in shell, and nut sleeve is connect with anti-release member, with
Anti-release member is driven to rotate relative to shell.
Further, nut sleeve is equipped with mounting hole, and anti-release member is equipped with the fixed lobe being correspondingly arranged with mounting hole, Gu
Fixed protrusion is engaged by clamping with mounting hole, and anti-release member is connected on nut sleeve.
Further, nut sleeve is equipped with multiple mounting holes, and anti-release member is equipped with multiple fixed lobes.
Further, one end towards anti-release member of nut sleeve is equipped with card interface, and anti-release member is equipped with plug division, plug division
Side wall surface and the inner wall of card interface fit, with when nut sleeve rotates, nut sleeve drives anti-release member to turn relative to shell
It is dynamic.
Further, clamping device further includes built-in circlip, and built-in circlip is located in shell, and built-in circlip and anti-release member connect
It connects, to limit movement of the anti-release member relative to the axis direction of nut sleeve.
Further, clamping device further includes clamping ontology, and clamping ontology is located in shell, along the axis side of clamping ontology
To, one end connection of the separate clamping ontology of anti-release member and nut sleeve, alternatively, the close clamping ontology of anti-release member and nut sleeve
One end connection.
Further, clamping device further includes circlip, and circlip is connected to the periphery of clamped part, opposite to limit nut sleeve
Movement on the axis direction of shell.
Further, clamping device further includes multiple clamping jaws, and clamping ontology is equipped with for wearing the multiple of multiple clamping jaws
Clamping hole, multiple clamping jaws are moved along the axis direction of clamping hole, are clamped part with clamp or release.
According to another aspect of the present invention, a kind of collet is provided, including clamped part and for clamping clamped part
Clamping device, clamping device are above-mentioned clamping device.
It applies the technical scheme of the present invention, due to being provided with anti-release member, makes the elastic bumps property of can choose in anti-release member
It is switched between the first locating slot or the second locating slot on ground and shell, so that elasticity is convex when collet is worked
It rises in conjunction with the second locating slot, clamping device is made to be in locking state, the clamped part of guarantee will not be got loose or play, guarantees
The normal work and operating accuracy of clamped part；When needing replacing clamped part or unclamping clamped part, elastic bumps
Cooperate with the first locating slot, clamping device is made to be in release conditions, convenient for being clamped the disassembly or replacement of part.Therefore, by upper
Setting is stated, ensure that during the high speed operation of collet, clamping device has good anti-loose effect, to guarantee clamped
Part will not fall off or generate axial float, ensure that clamped part can accurately, accurately complete work.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the schematic cross-sectional view of the embodiment one of the clamping device of collet according to the present invention；
Fig. 2 shows the decomposition texture schematic diagrams of the collet of Fig. 1；
Fig. 3 shows the structural schematic diagram of the shell of the clamping device of Fig. 1；
Fig. 4 shows the present invention looks up structural representation one (at this point, clamping device is in locking state) of the collet of Fig. 1；
Fig. 5 shows the present invention looks up structural representation two (at this point, clamping device is in release conditions) of the collet of Fig. 1；
Fig. 6 shows the structural schematic diagram of the anti-release member of the clamping device of Fig. 1；
Fig. 7 shows the structural schematic diagram of the nut sleeve of the clamping device of Fig. 2；
Fig. 8 shows the schematic cross-sectional view of the embodiment two of the clamping device of collet according to the present invention；
The structural schematic diagram one that Fig. 9 shows the embodiment three of the clamping device of collet according to the present invention (wherein, only shows
The fit structure of clamping ontology, anti-release member and nut sleeve is gone out)；And
(wherein, only Figure 10 shows the structural schematic diagram two of the embodiment three of the clamping device of collet according to the present invention
Show the fit structure of clamping ontology, anti-release member and nut sleeve).
Wherein, the above drawings include the following reference numerals:
1, clamping ontology；2, shell；21, the first locating slot；22, the second locating slot；3, anti-release member；31, elastic bumps；
32, fixed lobe；33, plug division；4, nut sleeve；41, mounting hole；42, card interface；5, elastic slice；6, circlip；61, built-in circlip；
7, gasket；8, screw；9, clamping jaw；10, bearing.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Embodiment one
As shown in Figures 1 to 7, the embodiment of the present invention one provides a kind of clamping device of collet, is pressed from both sides for clamping
Gripping member.The clamping device of the embodiment one has the locking state for clamping clamped part and unclamps the release conditions of clamped part,
Clamping device includes shell 2 and anti-release member 3.Shell 2 is the tubular structure for leading to space in, and the inner wall of shell 2 is equipped with
First locating slot 21 and with spaced second locating slot 22 of the first locating slot 21；Anti-release member 3 is located in shell 2, anti-release member 3
Elastic bumps 31 are equipped with, anti-release member 3 can be rotatably set relative to shell 2, so that elastic bumps 31 are in the first locating slot 21
And second switch between locating slot 22, realizes switching of the clamping device between release conditions and locking state.
In the present embodiment, due to be provided with anti-release member 3, with making 31 property of can choose of elastic bumps in anti-release member 3 with
It is switched between the first locating slot 21 or the second locating slot 22 on shell 2, thus when clamped part is worked, bullet
Property protrusion 31 is combined with the second locating slot 22, so that clamping device is in locking state, guarantee be clamped part will not get loose or
Play ensure that the normal work and operating accuracy of clamped part；When needing replacing clamped part or unclamping clamped part,
Elastic bumps 31 and the first locating slot 21 cooperate, and clamping device is made to be in release conditions, convenient for being clamped the disassembly or replacement of part.
Therefore, by above-mentioned setting, it ensure that clamping device has good locking work during the high speed operation of clamped part
With, to guarantee that clamped part will not fall off or generates axial float, ensure that clamped part can accurately, it is accurately complete
At work.
As shown in Figures 2 to 6, in the present embodiment one, anti-release member 3 is equipped with multiple elastic bumps 31, when 3 phase of anti-release member
When being rotated for shell 2, one in multiple elastic bumps 31 selectively with the first locating slot 21 or the second locating slot 22
Cooperation, so that clamping device is in release conditions or in locking state.
Specifically, as shown in figure 4, the elastic bumps 31 in anti-release member 3 cooperate with the first locating slot 21 in shell 2, this
When, clamping device is in release conditions, clamped part can be dismounted or be replaced；As shown in figure 5, the bullet in anti-release member 3
Property protrusion 31 with shell 2 in the second locating slot 22 cooperate, at this point, clamping device be in add state.By rotating anti-release member
3, cooperate elastic bumps 31 selectively with the first locating slot 21 or the second locating slot 22, realizes clamping device different conditions
Switching.Also, due to the setting of anti-release member 3, when elastic bumps 31 and the cooperation of the second locating slot 22, it can guarantee that fixture fills
Set good anti-loosening property, it is ensured that clamped part will not loosen or along axial float, and then ensure that the normal work of clamped part
Make.
As shown in Figure 1, Figure 2 and Figure 7, in the present embodiment one, clamping device further includes nut sleeve 4, and nut sleeve 4 is located at outer
In shell 2, nut sleeve 4 is connect with anti-release member 3, to drive anti-release member 3 to rotate relative to shell 2.
In the present embodiment, nut sleeve 4 can be rotatably set relative to shell 2, opposite between anti-release member 3 and nut sleeve 4
It is fixed, to allow anti-release member 3 to rotate relative to shell 2 under the drive of nut sleeve 4, and then make elastic bumps 31 can be with
Switch between the first locating slot 21 and the second locating slot 22, realizes the switching of clamping device different conditions.
As shown in Figure 6 and Figure 7, in the present embodiment one, nut sleeve 4 is equipped with mounting hole 41, and anti-release member 3 is equipped with and peace
The fixed lobe 32 that dress hole 41 is correspondingly arranged, fixed lobe 32 and mounting hole 41 are engaged by clamping, and anti-release member 3 is connected to screw
On set 4.
Specifically, anti-release member 3 is ring structure, and the outside wall surface of anti-release member 3 has step structure, and the setting of fixed lobe 32 exists
In the path section of step structure.Fixed lobe 32 and mounting hole 41 are engaged by clamping, so that nut sleeve 4 is when being rotated, it is locking
It is not relatively moved between part 3 and nut sleeve 4, ensure that nut sleeve 4 can drive anti-release member 3 to rotate relative to shell 2, with reality
Existing switching of the clamping device between locking state and release conditions.
As shown in Figure 6 and Figure 7, in the present embodiment one, nut sleeve 4 is equipped with multiple mounting holes 41, and anti-release member 3 is equipped with
Multiple fixed lobes 32.
Preferably, multiple mounting holes 41 are arranged in a one-to-one correspondence with multiple fixed lobes 32, and above-mentioned setting ensure that nut sleeve 4
With the bonding strength between anti-release member 3.
It certainly, can also be by the number of the quantity of mounting hole 41 and fixed lobe 32 in the unshowned alternate embodiment of attached drawing
Amount is set as different, if the quantity of mounting hole 41 is more than fixed lobe 32, with making 32 property of can choose of fixed lobe and mounting hole
41 cooperations are avoided because leading to Joint failure because clamping loosens between fixed lobe 32 and some mounting hole 41.
As shown in Figure 6 and Figure 7, in the present embodiment one, one end towards anti-release member 3 of nut sleeve 4 is equipped with card interface 42,
Anti-release member 3 is equipped with plug division 33, and the side wall surface of plug division 33 and the inner wall of card interface 42 fit, at 4 turns of nut sleeve
When dynamic, nut sleeve 4 drives anti-release member 3 to rotate relative to shell 2.
Specifically, when nut sleeve 4 and anti-release member 3 cooperate, plug division 33 is inserted into card interface 42, when rotation nut sleeve 4
When, the inner wall of card interface 42 plays driving effect to the side wall surface of plug division 33, so that nut sleeve 4 drives anti-release member 3
It is rotated relative to shell.
Preferably, as depicted in figs. 1 and 2, in the present embodiment one, clamping device further includes clamping ontology 1, clamping ontology
1 is located in shell 2, and along the axis direction of clamping ontology 1, anti-release member 3 is connect with one end of the separate clamping ontology 1 of nut sleeve 4.
As depicted in figs. 1 and 2, in the present embodiment one, clamping device further includes circlip 6, and circlip 6 is connected to clamped part
Periphery, to limit nut sleeve 4 relative to the movement on the axis direction of shell 2.
By above-mentioned setting, position of the nut sleeve 4 in shell 2 is limited, it is opposite to effectively prevent nut sleeve 4
In the play of shell 2 in the axial direction, the normal work of clamping device ensure that.
As depicted in figs. 1 and 2, in the present embodiment one, clamping device further includes multiple clamping jaws 9, and clamping ontology 1 is equipped with
For wearing multiple clamping holes of multiple clamping jaws 9, multiple clamping jaws 9 are moved along the axis direction of clamping hole, with clamp or release quilt
Clamping piece.
Preferably, the clamping device in the present embodiment one includes three clamping jaws 9, and clamping ontology 1 is equipped with and three clamping jaws 9
Corresponding clamping hole, three clamping jaws 9 are fitted into clamping hole, along the axis direction of clamping hole relative to clamping ontology in clamping hole
1 is mobile, to clamp or release clamped part.
The embodiment of the present invention one additionally provides a kind of collet, the clamping including being clamped part and for clamping clamped part
Device, clamping device are above-mentioned clamping device.
In the present embodiment one, due to being provided with anti-release member 3, with making 31 property of can choose of elastic bumps in anti-release member 3
It is switched between the first locating slot 21 or the second locating slot 22 on shell 2, thus when clamped part is worked,
Elastic bumps 31 are combined with the second locating slot 22, and clamping device is made to be in locking state, guarantee that clamped part will not be got loose
Or play, it ensure that the normal work and operating accuracy of clamped part；It is needing replacing clamped part or is unclamping clamped part
When, elastic bumps 31 and the first locating slot 21 cooperate, and so that clamping device be in release conditions, convenient for the disassembly or more of clamped part
It changes.
Therefore, the collet with above-mentioned clamping device also has the above advantages.
Embodiment two
Embodiment two and the difference of embodiment one are:
As shown in figure 8, clamping device further includes built-in circlip 61 in the present embodiment two, built-in circlip 61 is located at shell 2
Interior, built-in circlip 61 is connect with anti-release member 3, to limit movement of the anti-release member 3 relative to the axis direction of nut sleeve 4.
Specifically, built-in circlip 61 can limit anti-release member 3 relative to the movement on 4 axis direction of nut sleeve, and can
Anti-release member 3 can be driven to rotate together when rotating nut sleeve 4.Therefore, in the present embodiment two, built-in circlip 61 can be with
Instead of the fit structure of mounting hole 41 and fixed lobe 32 in embodiment one, it is ensured that anti-release member 3 can follow 4 turns of nut sleeve
It is dynamic, and can effectively limit the play of anti-release member 3 in the axial direction.
The other structures of embodiment two are identical as the structure of embodiment one, and details are not described herein again.
Embodiment three
Embodiment three and the difference of embodiment one are:
As shown in Figure 9 and Figure 10, in the present embodiment three, one end of the close clamping ontology 1 of anti-release member 3 and nut sleeve 4
Connection.
Above-mentioned setting it is also ensured that anti-release member 3 setting, can make clamping device locking state and release conditions it
Between switch, it is only necessary to the position of corresponding the first locating slot 21 changed on shell 2 and the second locating slot 22.
The other structures of the present embodiment three are the same as example 1, and details are not described herein again.
It can be seen from the above description that the above embodiments of the present invention realized the following chievements:
Due to be provided with anti-release member, with making the elastic bumps property of can choose in anti-release member with the first locating slot on shell
Or second switch between locating slot, so that elastic bumps make to press from both sides in conjunction with the second locating slot when collet is worked
Tight device is in locking state, guarantees that clamped part will not be got loose, ensure that the normal work and operating accuracy of collet；?
When needing replacing clamped part or unclamping clamped part, elastic bumps and the first locating slot cooperate, and are in clamping device and release
State is put, convenient for being clamped the disassembly or replacement of part.Therefore, by above-mentioned setting, it ensure that the high speed operation process in collet
In, clamping device has good anti-loose effect, to guarantee that clamped part will not fall off or generate axial float, ensure that
Clamped part can accurately, accurately complete work.
Using clamping device of the invention, increase anti-loose effect can be played during the locking of collet, improves production
The service performance of product.The locking property of this clamping device is good, has good anti-loose effect.That is product is in use,
Shell can be effectively prevented in electric drill high-speed rotation to loosen, thus guarantee that clamped part will not be dropped out from collet,
And complete predetermined work.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of clamping device of collet is clamped part for clamping, the clamping device, which has, clamps the clamped part
Locking state and the release conditions for unclamping the clamped part, which is characterized in that the clamping device includes:
Shell (2), the shell (2) are the tubular structure for leading to space in, and the inner wall of the shell (2) is equipped with first
Locating slot (21) and with spaced second locating slot (22) of first locating slot (21)；
Anti-release member (3), the anti-release member (3) are located in the shell (2), and the anti-release member (3) is equipped with elastic bumps (31),
The anti-release member (3) can be rotatably set relative to the shell (2), so that the elastic bumps (31) are in first positioning
Switch between slot (21) and second locating slot (22), realizes the clamping device in the release conditions and the locking shape
Switching between state.
2. clamping device according to claim 1, which is characterized in that the anti-release member (3) is equipped with multiple elasticity
Raised (31), when the anti-release member (3) is rotated relative to the shell (2), one in multiple elastic bumps (31)
Selectively cooperate with first locating slot (21) or second locating slot (22), so that the clamping device is in institute
State release conditions or in the locking state.
3. clamping device according to claim 1, which is characterized in that the clamping device further includes nut sleeve (4), described
Nut sleeve (4) is located in the shell (2), and the nut sleeve (4) connect with the anti-release member (3), to drive the anti-release member
(3) it is rotated relative to the shell (2).
4. clamping device according to claim 3, which is characterized in that the nut sleeve (4) is equipped with mounting hole (41), institute
It states anti-release member (3) and is equipped with the fixed lobe (32) being correspondingly arranged with the mounting hole (41), the fixed lobe (32) and institute
Mounting hole (41) clamping engagement is stated, the anti-release member (3) is connected on the nut sleeve (4).
5. clamping device according to claim 4, which is characterized in that the nut sleeve (4) is equipped with multiple mounting holes
(41), the anti-release member (3) is equipped with multiple fixed lobes (32).
6. clamping device according to claim 3, which is characterized in that the nut sleeve (4) towards the anti-release member (3)
One end be equipped with card interface (42), the anti-release member (3) be equipped with plug division (33), the side wall surface of the plug division (33) and institute
The inner wall for stating card interface (42) fits, with when the nut sleeve (4) rotate, the nut sleeve (4) drives described locking
Part (3) is rotated relative to the shell (2).
7. clamping device according to claim 3, which is characterized in that the clamping device further includes built-in circlip (61),
The built-in circlip (61) is located in the shell (2), and the built-in circlip (61) is connect with the anti-release member (3), with limitation
The movement of axis direction of the anti-release member (3) relative to the nut sleeve (4).
8. clamping device according to claim 3, which is characterized in that the clamping device further includes clamping ontology (1), institute
Clamping ontology (1) is stated to be located in the shell (2), along the axis direction of the clamping ontology (1), the anti-release member (3) and institute
The one end far from the clamping ontology (1) for stating nut sleeve (4) connects, alternatively, the anti-release member (3) and the nut sleeve (4)
Close to the clamping ontology (1) one end connect.
9. the clamping device according to any one of claim 3 to 8, which is characterized in that the clamping device further includes card
Spring (6), the circlip (6) are connected to the periphery of the clamped part, to limit the nut sleeve (4) relative to the shell
(2) the movement on axis direction.
10. clamping device according to claim 8, which is characterized in that the clamping device further includes multiple clamping jaws (9),
The clamping ontology (1) is equipped with multiple clamping holes for wearing the multiple clamping jaw (9), and the clamping jaw (9) is along the dress
The axis direction of folder hole is mobile, to be clamped part described in clamp or release.
11. a kind of collet, the clamping device including being clamped part and for clamping the clamped part, which is characterized in that described
Clamping device is clamping device described in any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811482151.XA CN109454252A (en) | 2018-12-05 | 2018-12-05 | The clamping device and collet of collet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811482151.XA CN109454252A (en) | 2018-12-05 | 2018-12-05 | The clamping device and collet of collet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109454252A true CN109454252A (en) | 2019-03-12 |
Family
ID=65612432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811482151.XA Pending CN109454252A (en) | 2018-12-05 | 2018-12-05 | The clamping device and collet of collet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109454252A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021000550A1 (en) * | 2019-07-02 | 2021-01-07 | 山东威达雷姆机械有限公司 | Anti-loosening locking drill chuck |
| US11511402B2 (en) | 2019-03-26 | 2022-11-29 | Black & Decker Inc. | Screwdriver and tool holder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2403525Y (en) * | 2000-01-19 | 2000-11-01 | 山东威达机床工具集团总公司 | Fastening twist drill chuck |
| WO2014094201A1 (en) * | 2012-12-17 | 2014-06-26 | 威海达旺五金制品有限责任公司 | Self-locking wrench drill chuck |
| CN105345100A (en) * | 2015-12-18 | 2016-02-24 | 山东威达机械股份有限公司 | Lock-carried hand-tight drill chuck capable of releasing deformation force |
| US20180264557A1 (en) * | 2015-09-22 | 2018-09-20 | Llambrich Precisión, S.L. | Chuck with locking device |
| CN209239098U (en) * | 2018-12-05 | 2019-08-13 | 山东威达机械股份有限公司 | The clamping device and collet of collet |
-
2018
- 2018-12-05 CN CN201811482151.XA patent/CN109454252A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2403525Y (en) * | 2000-01-19 | 2000-11-01 | 山东威达机床工具集团总公司 | Fastening twist drill chuck |
| WO2014094201A1 (en) * | 2012-12-17 | 2014-06-26 | 威海达旺五金制品有限责任公司 | Self-locking wrench drill chuck |
| US20180264557A1 (en) * | 2015-09-22 | 2018-09-20 | Llambrich Precisión, S.L. | Chuck with locking device |
| CN105345100A (en) * | 2015-12-18 | 2016-02-24 | 山东威达机械股份有限公司 | Lock-carried hand-tight drill chuck capable of releasing deformation force |
| CN209239098U (en) * | 2018-12-05 | 2019-08-13 | 山东威达机械股份有限公司 | The clamping device and collet of collet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11511402B2 (en) | 2019-03-26 | 2022-11-29 | Black & Decker Inc. | Screwdriver and tool holder |
| WO2021000550A1 (en) * | 2019-07-02 | 2021-01-07 | 山东威达雷姆机械有限公司 | Anti-loosening locking drill chuck |
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