CN207735856U - A kind of chuck - Google Patents
A kind of chuck Download PDFInfo
- Publication number
- CN207735856U CN207735856U CN201820035027.8U CN201820035027U CN207735856U CN 207735856 U CN207735856 U CN 207735856U CN 201820035027 U CN201820035027 U CN 201820035027U CN 207735856 U CN207735856 U CN 207735856U
- Authority
- CN
- China
- Prior art keywords
- claw
- connecting rod
- chuck body
- chuck
- sliding
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of chucks applied widely, its key points of the technical solution are that including chuck body and four claws, it is hinged in chuck body that there are four cylinders, and it is correspondingly arranged respectively with each claw, it is connected with connecting rod between the piston rod of cylinder and corresponding claw, the middle part of connecting rod is hinged with chuck body, and the radial slippage for being articulated with the claw of the connecting rod other end along chuck body can be driven during cylinder push connecting rod；The kinematic pair that two claws for limiting one group are capable of synchronization-sliding is provided in chuck body, there are two kinematic pair settings, kinematic pair includes the rotation annulus being rotationally connected in chuck body, annulus is rotated to be coaxially disposed with chuck body, it is connected with connecting rod between rotation annulus and corresponding connecting rod, the both ends of connecting rod are hinged with rotation annulus and connecting rod respectively, and same group of two cylinders can drive two claw synchronization-slidings during pushing connecting rod under the guiding of connecting rod and rotation annulus.
Description
Technical field
The utility model is related to laser cutting device fields, more specifically, it relates to a kind of chuck.
Background technology
Currently, laser pipe cutter is the important equipment of batch cutting processing tubing, and chucks be laser cutting machine not
The part that can lack.Traditional chucks generally use the principle of three-point circle to carry out clamping to shaft-like workpiece, therefore pass
The chucks of system are more suitable for support pipe, and the clamping of special piece develop and developed at present, but extremely
The present, there has been no comparatively ideal products to emerge.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of four paws cards applied widely
Disk.
To achieve the above object, the utility model provides following technical solution：A kind of chuck includes chuck sheet
Body and sliding are connected to the claw in chuck body, and there are four the claw settings, and is circlewise evenly distributed on chuck sheet
On body, four claws are oppositely arranged two-by-two, are hinged in the chuck body for driving claw to be slided along the radial direction of chuck body
The cylinder of shifting, there are four cylinder settings, and is correspondingly arranged respectively with each claw, the piston rod of the cylinder with it is corresponding
Claw between be connected with connecting rod, the both ends of the connecting rod are hinged with the piston rod of cylinder and claw respectively, in the connecting rod
Portion is hinged with chuck body, the claw for being articulated with the connecting rod other end can be driven along chuck body during cylinder push connecting rod
Radial slippage；
The kinematic pair that two claws for limiting one group are capable of synchronization-sliding, the fortune are provided in the chuck body
There are two dynamic secondary settings, and corresponds to two groups of claw settings respectively, and the kinematic pair includes to be rotationally connected in chuck body
Rotation annulus, the rotation annulus and chuck body are coaxially disposed, are connected between the rotation annulus and corresponding connecting rod
The both ends of connecting rod, the connecting rod are hinged with rotation annulus and connecting rod respectively, and same group of two cylinders are in push connecting rod
In the process two claw synchronization-slidings can be driven under the guiding of connecting rod and rotation annulus.
The utility model is further arranged to：The same side of claw is provided with envelope cavity in the chuck body, it is described
Claw is more than the height that envelope cavity is higher than chuck body higher than the height of chuck body, and the envelope cavity is provided with for for claw
In the sliding slot slid in chuck body, the width dimensions of the claw are adapted with the width dimensions of sliding slot, the chuck body
One end far from envelope cavity is provided with the sweep-up pipe be connected with sliding slot.
The utility model is further arranged to：The claw is provided with pawl head, the pawl higher than the end vertical of envelope cavity
Head slabbing structure setting, one group of two claws are higher than another group of two claws, and higher claw both sides are both provided with use
In the escape groove that the pawl head for lower clawed end portions is embedded in.
The utility model is further arranged to：It is provided in the chuck body for being slid along its length for claw
V-way, the V-way is provided with two, and the opening of two V-ways, towards being oppositely arranged, the claw is set
It is equipped with the sliding rail that sliding is connected between two V-ways, the opposite sides of the sliding rail is convexly equipped with for being embedded in V-way
Interior wedge block.
In conclusion the utility model has the advantages that：Two claws folder is driven by same group of cylinder when installation
It is held in the opposite sides of pipe fitting, so as to use two groups of claws to carry out effective clamping, the installation way of chuck to pipe fitting
It can be conducive to the centralized positioning clamping to special piece, which is not only simple in structure easy implementation, is more advantageous to and passes through
Chuck improves the correct of clamping efficiency and clamping position to the function of special piece self-centering in clamping process
Precision, to be conducive to improve the machining accuracy of tubing cutting.In addition, a cylinder in same group is in the process for pushing connecting rod
In, connecting rod coordinates realization two by the connecting rod that connecting rod drives rotation annulus to rotate to drive the other side in chuck body
Connecting rod rotates synchronously；Therefore the setting of kinematic pair can ensure two claws can be driven to slide in opposite directions simultaneously with two cylinders organized
It moves, is conducive to improve positional precision when claw clamping pipe fitting, it is ensured that the center of pipe fitting is overlapped with the center of chuck body.
Description of the drawings
Fig. 1 is the dimensional structure diagram of chuck；
Fig. 2 is the vertical view of chuck；
Fig. 3 is the dimensional structure diagram of the chuck other side；
Fig. 4 is the three-dimensional mounting structure schematic diagram of two kinematic pairs；
Fig. 5 is the three-dimensional mounting structure schematic diagram of V-way and sliding rail；
Fig. 6 is the dimensional structure diagram of claw.
Reference numeral：1, chuck body；11, sweep-up pipe；12, V-way；2, claw；21, pawl head；22, escape groove；23、
Sliding rail；231, wedge block；3, cylinder；4, connecting rod；5, kinematic pair；51, annulus is rotated；52, connecting rod；6, cavity is sealed；61, sliding
Slot.
Specific implementation mode
With reference to the accompanying drawings and examples, the utility model is further described.Wherein identical parts phase
Same reference numeral indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "upper" and
"lower" refers to that the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from specific
The direction at component geometry center.
Referring to Fig.1 shown in -6, a kind of chuck includes the card that chuck body 1 is connected to sliding in chuck body 1
Pawl 2, there are four the settings of claw 2, and is circlewise evenly distributed in chuck body 1, and four claws 2 are oppositely arranged two-by-two, and four
Sliding trajectory across structure setting of a claw 2 in chuck body 1, and the criss-cross sliding trajectory crosspoint with
The center of circle of chuck body 1 overlaps；It is hinged in chuck body 1 for driving claw 2 along the cylinder of the radial slippage of chuck body 1
3, there are four the settings of cylinder 3, and is correspondingly arranged respectively with each claw 2, between the piston rod of cylinder 3 and corresponding claw 2
It is connected with connecting rod 4, the both ends of connecting rod 4 are hinged with the piston rod of cylinder 3 and claw 2 respectively, middle part and the chuck body 1 of connecting rod 4
Hinged, cylinder 3 can drive the radial direction for being articulated with the claw 2 of 4 other end of connecting rod along chuck body 1 during pushing connecting rod 4
Lever is played the role of in sliding, wherein connecting rod 4, and cylinder 3 can be stretched out to the glide direction in the direction and claw 2 of piston rod
It is converted in limited installation space in chuck body 1, to be conducive to improve the compact overall structure degree of chuck,
Save space.
The kinematic pair 5 that two claws 2 for limiting one group are capable of synchronization-sliding, kinematic pair 5 are provided in chuck body 1
There are two settings, and corresponds to two groups of claws 2 respectively and be arranged, i.e., a kinematic pair 5 corresponds to one group of claw 2, for limiting one group
Two interior claws 2 being capable of synchronization-sliding；Kinematic pair 5 includes the rotation annulus 51 being rotationally connected in chuck body 1, rotation
Annulus 51 is coaxially disposed with chuck body 1, and the rotation for rotating annulus 51 is axial and chuck body 1 is coaxially disposed, rotation circle
Connecting rod 52 is connected between ring 51 and corresponding connecting rod 4, the both ends of connecting rod 52 are cut with scissors with rotation annulus 51 and connecting rod 4 respectively
It connects, and the hinged place of connecting rod 52 and connecting rod 4 is preferably placed at the piston rod hinged place of connecting rod 4 and cylinder 3 to connecting rod 4 and chuck
Between 1 hinged place of ontology, same group of two cylinders 3 in connecting rod 52 and rotate annulus 51 during pushing connecting rod 4
Two 2 synchronization-slidings of claw can be driven under guiding.
The opposite sides that two claws 2 are held on pipe fitting is driven by same group of cylinder 3 when installation, so as to use two groups
Claw 2 carries out effective clamping to pipe fitting, and the installation way of chuck can be conducive to the centralized positioning clamping to special piece,
The installation way is not only simple in structure easy implementation, and it is automatically fixed in clamping process to special piece by chuck to be more advantageous to
The function at center improves clamping efficiency and the correct precision of clamping position, to be conducive to improve the processing essence of tubing cutting
Degree.
In addition, a cylinder 3 in same group, during pushing connecting rod 4, connecting rod 4 is driven by connecting rod 52 and is rotated
Annulus 51 rotates to drive the connecting rod 52 of the other side that two connecting rods 4 of realization is coordinated to rotate synchronously in chuck body 1；Therefore it transports
The setting of dynamic pair 5 can ensure two claws 2 can be driven to slide in opposite directions simultaneously with two cylinders 3 organized, be conducive to improve card
Positional precision when pipe fitting is clamped in pawl 2, it is ensured that the center of pipe fitting is overlapped with the center of chuck body 1.
The same side of claw 2 is provided with envelope cavity 6 in chuck body 1, claw 2 is more than higher than the height of chuck body 1
Seal cavity 6 be higher than chuck body 1 height, to enable claw 2 from envelope cavity 6 end extend outwardly it is to be added for being clamped
The pipe fitting of work；Envelope cavity 6 be provided with for for claw 2 in the sliding slot 61 slid in chuck body 1, the width dimensions of claw 2 with
The width dimensions of sliding slot 61 are adapted, so as to connect into both ends open by the inner wall of each sliding slot 61 and 2 head and the tail of claw
Closed chamber, chuck body 1 far from envelope cavity 6 one end be provided with the sweep-up pipe 11 be connected with sliding slot 61.The one of sweep-up pipe 11
End is connected with closed chamber, and the other end is connected with negative pressure dust collector, so as to generate pipe fitting in laser cutting process
Flue dust, exhaust gas siphon away, and are conducive to improve processing environment and visual environment.
Claw 2 is provided with pawl head 21 higher than the end vertical of envelope cavity 6,21 slabbing structure setting of pawl head, and the two of one group
A claw 2 is higher than another group of two claws 2, and 2 both sides of higher claw are both provided with for the pawl for lower 2 end of claw
The escape groove 22 of first 21 insertion.The madial wall of claw 2 is conducive to two groups of claws 2 in chuck sheet at the V-shaped structure setting of protrusion
It can be abutted between each other when being converged on body 1, claw 2 is enable to clamp smaller size of pipe fitting, and be set to 2 end of claw
Pawl head 21 and the length direction of claw 2 it is perpendicular, can by pawl head 21 increase claw 2 and pipe fitting contact area, favorably
In the firmness for improving pipe fitting clamping；And the length direction of four pawl heads 21 is surrounded by rectangular configuration, makes the clamping pipe of claw 2
The holding position of part is not necessarily fallen on 2 ontology of claw, and is possible to only be clamped by the pawl head 21 stretched out to both sides, so as to
It is enough to be suitable for that all kinds of special pieces are clamped, be conducive to the scope of application for improving chuck.And two groups of claws 2 have height
Difference, the pawl head 21 on relatively low claw 2 are inserted into the escape groove 22 on higher claw 2, and two groups of cards are allowed so as to realize
The function that pawl 2 converges, enables chuck that smaller size of pipe fitting is clamped, and is conducive to further increase being applicable in for chuck
Range.
The V-way 12 for being slid along its length for claw 2 is provided in chuck body 1, V-way 12 is arranged
There are two, and the opening of two V-ways 12, towards being oppositely arranged, claw 2 is provided with sliding and is connected to two V-ways 12
Between sliding rail 23, the opposite sides of sliding rail 23 is convexly equipped with the wedge block 231 for being embedded in V-way 12.V-way 12
It is set to the opposite sides of sliding rail 23, sliding rail 23 is enabled to be limited by circumferential direction, it only can be along its length on V-way 12
Sliding, to be conducive to improve the accuracy and degree of stability of the sliding of claw 2.
Above are merely preferred embodiments of the utility model, the scope of protection of the utility model is not limited merely to above-mentioned
Embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should be pointed out that pair
For those skilled in the art, several improvements and modifications without departing from the principle of the utility model,
These improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (4)
1. a kind of chuck, includes chuck body (1) and sliding is connected to claw (2) in chuck body (1), feature
It is：There are four claw (2) settings, and is circlewise evenly distributed in chuck body (1), four (2) two two-phases of claw
To setting, it is hinged on the chuck body (1) for driving claw (2) along the cylinder of the radial slippage of chuck body (1)
(3), there are four the cylinder (3) settings, and be correspondingly arranged respectively with each claw (2), the piston rod of the cylinder (3) with
It is connected with connecting rod (4) between corresponding claw (2), the both ends of the connecting rod (4) piston rod and claw with cylinder (3) respectively
(2) hinged, the middle part of the connecting rod (4) is hinged with chuck body (1), can be driven during cylinder (3) push connecting rod (4)
It is articulated with the radial slippage of the claw (2) along chuck body (1) of connecting rod (4) other end；
The kinematic pair (5) that two claws (2) for limiting one group are capable of synchronization-sliding is provided on the chuck body (1),
There are two kinematic pair (5) settings, and corresponds to two groups of claw (2) settings respectively, and the kinematic pair (5) includes that rotation connects
The rotation annulus (51) being connected in chuck body (1), the rotation annulus (51) are coaxially disposed with chuck body (1), described turn
It is dynamic to be connected with connecting rod (52) between annulus (51) and corresponding connecting rod (4), the both ends of the connecting rod (52) respectively with rotation
Annulus (51) and connecting rod (4) are hinged, same group of two cylinders (3) during pushing connecting rod (4) in connecting rod (52) and
Two claw (2) synchronization-slidings can be driven under the guiding of rotation annulus (51).
2. a kind of chuck according to claim 1, it is characterized in that：In the same of claw (2) on the chuck body (1)
Side is provided with envelope cavity (6), and the claw (2) is more than envelope cavity (6) higher than the height of chuck body (1) and is higher than chuck body
(1) height, the envelope cavity (6) be provided with for for claw (2) in the sliding slot (61) slid in chuck body (1), it is described
The width dimensions of claw (2) are adapted with the width dimensions of sliding slot (61), and the one of the separate envelope cavity (6) of the chuck body (1)
End is provided with the sweep-up pipe (11) with sliding slot (61) conducting.
3. a kind of chuck according to claim 2, it is characterized in that：End of the claw (2) higher than envelope cavity (6)
It is vertically installed with pawl head (21), pawl head (21) the slabbing structure setting, one group of two claws (2) are higher than the two of another group
A claw (2), higher claw (2) both sides are both provided with keeping away for pawl head (21) insertion for lower claw (2) end
Allow slot (22).
4. a kind of chuck according to any one of claim 1-3, it is characterized in that：On the chuck body (1)
It is provided with the V-way (12) for being slid along its length for claw (2), the V-way (12) is provided with two, and
And the opening of two V-ways (12), towards being oppositely arranged, the claw (2) is provided with sliding and is connected to two V-ways
(12) opposite sides of the sliding rail (23) between, the sliding rail (23) is convexly equipped with the wedge shape for being embedded in V-way (12)
Block (231).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820035027.8U CN207735856U (en) | 2018-01-09 | 2018-01-09 | A kind of chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820035027.8U CN207735856U (en) | 2018-01-09 | 2018-01-09 | A kind of chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207735856U true CN207735856U (en) | 2018-08-17 |
Family
ID=63122878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820035027.8U Withdrawn - After Issue CN207735856U (en) | 2018-01-09 | 2018-01-09 | A kind of chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207735856U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984157A (en) * | 2018-01-09 | 2018-05-04 | 奔腾激光(温州)有限公司 | A kind of chuck |
| CN110429755A (en) * | 2019-07-27 | 2019-11-08 | 巨力自动化设备（浙江）有限公司 | Motor rotary swing mechanism |
| GR1009821B (en) * | 2019-09-03 | 2020-09-24 | Νικολαος Αλεξανδρου Ανδρουτσος | Fully rotating tightening system |
| CN112338823A (en) * | 2020-09-27 | 2021-02-09 | 巨力自动化设备（浙江）有限公司 | Motor clamping and fixing mechanism |
| CN112620786A (en) * | 2020-12-23 | 2021-04-09 | 浙江嘉泰激光科技股份有限公司 | Front end clamp structure of pipe cutting machine |
-
2018
- 2018-01-09 CN CN201820035027.8U patent/CN207735856U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984157A (en) * | 2018-01-09 | 2018-05-04 | 奔腾激光(温州)有限公司 | A kind of chuck |
| CN107984157B (en) * | 2018-01-09 | 2023-09-08 | 奔腾激光(浙江)股份有限公司 | Four-jaw chuck |
| CN110429755A (en) * | 2019-07-27 | 2019-11-08 | 巨力自动化设备（浙江）有限公司 | Motor rotary swing mechanism |
| CN110429755B (en) * | 2019-07-27 | 2024-05-10 | 巨力自动化设备（浙江）有限公司 | Motor rotary swing mechanism |
| GR1009821B (en) * | 2019-09-03 | 2020-09-24 | Νικολαος Αλεξανδρου Ανδρουτσος | Fully rotating tightening system |
| CN112338823A (en) * | 2020-09-27 | 2021-02-09 | 巨力自动化设备（浙江）有限公司 | Motor clamping and fixing mechanism |
| CN112620786A (en) * | 2020-12-23 | 2021-04-09 | 浙江嘉泰激光科技股份有限公司 | Front end clamp structure of pipe cutting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325000 No. 4258, 3rd road, Binhai Park, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: Pentium laser (Zhejiang) Co.,Ltd. Address before: 325000 no.4258, 3rd road, Binhai Park, Wenzhou Economic and Technological Development Zone, Zhejiang Province Patentee before: PENTA LASER (WENZHOU) Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180817 Effective date of abandoning: 20230908 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180817 Effective date of abandoning: 20230908 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |