CN106238760B - Oild chuck based on annular forging piece - Google Patents
Oild chuck based on annular forging piece Download PDFInfo
- Publication number
- CN106238760B CN106238760B CN201610768815.3A CN201610768815A CN106238760B CN 106238760 B CN106238760 B CN 106238760B CN 201610768815 A CN201610768815 A CN 201610768815A CN 106238760 B CN106238760 B CN 106238760B
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- CN
- China
- Prior art keywords
- chuck
- tooth plate
- claw
- tooth
- guide rail
- 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.)
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- 238000005242 forging Methods 0.000 title claims abstract description 19
- 210000000078 claw Anatomy 0.000 claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 230000033001 locomotion Effects 0.000 claims abstract description 14
- 239000012530 fluid Substances 0.000 claims abstract description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 125000006850 spacer group Chemical group 0.000 claims abstract description 4
- 210000003781 tooth socket Anatomy 0.000 claims description 39
- 210000001847 jaw Anatomy 0.000 claims description 22
- 239000003921 oil Substances 0.000 claims description 17
- 230000000295 complement effect Effects 0.000 claims description 5
- 241000826860 Trapezium Species 0.000 claims description 4
- 239000010720 hydraulic oil Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 12
- 230000006872 improvement Effects 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 3
- 239000011796 hollow space material Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 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
- B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
- B23B31/16287—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially using fluid-pressure means to actuate the gripping means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
Present invention is disclosed a kind of oild chucks based on annular forging piece, oild chuck includes chuck, tooth plate, pedestal, fluid pressure drive device, claw, and transmission device, chuck is circumferentially correspondingly arranged on several mounting portions and spacer portion, mounting portion is arranged in inclined-plane, and the distance at mounting portion distance from top center is less than the distance at distance from bottom center, the first fixing piece is installed on mounting portion, first guide rail is installed in the first fixing piece, one end of first guide rail and connector is slidably connected, the other end of connector is fixedly connected with tooth plate, the second fixing piece is installed with below tooth plate, the lower section of second fixing piece is equipped with the second guide rail along the extending direction of tooth plate.The up and down motion of piston can be changed into transverse movement of the tooth plate along the second guide rail by the present invention by the first guide rail and transmission device of inclination installation, simple in structure, easy for installation.
Description
Technical field
The invention belongs to annular forging piece technical fields, and in particular to a kind of oild chuck based on annular forging piece.
Background technology
International community is higher and higher to the concern of environmental protection in recent years, and thermal power generation will be gradually by hydroelectric generation, the sun
Energy power generation, nuclear energy power generation and wind-power electricity generation are replaced, and present wind-power electricity generation project is just in industrialization, scale.Wind-power electricity generation
On floating bearing as a kind of annular forging piece, also with industrialization, scale.
However the annular forging piece of such as floating bearing etc in process people to working efficiency and processing quality
It is required that it is also higher and higher, gradually adopt oild chuck to replace hand chuck, to improve working efficiency, but in oild chuck
In there are workpiece centre be difficult it is coaxial with main shaft rotation center, the adjustment of each Clamping Center all by carrying out reality from vehicle claw
Existing, very inconvenient, also when cutting force is larger, clamping jaw chucking power is inadequate, causes waste product that accident, clamping jaw chucking power even occurs
When excessive, workpiece can be caused to deform.
Therefore, it is necessary to provide a kind of oild chucks based on annular forging piece in view of the above problems.
Invention content
The purpose of the present invention is to provide a kind of oild chucks based on annular forging piece, and the work to improve oild chuck is imitated
The processing quality of rate and annular forging piece.
To achieve the goals above, technical solution provided in an embodiment of the present invention is as follows：
A kind of oild chuck based on annular forging piece, the oild chuck includes chuck, centered on chuck angularly to
Several tooth plates that outside extends, the pedestal of fixed tooth plate and chuck, the fluid pressure drive device on chuck, on tooth plate
Several claws and the transmission device for being connected with fluid pressure drive device and tooth plate being driven to move, chuck are circumferentially correspondingly arranged on
Several mounting portions and spacer portion, mounting portion are arranged in inclined-plane, and the distance at mounting portion distance from top center is less than in distance from bottom
The distance of the heart is installed with the first fixing piece on mounting portion, the first guide rail, the first guide rail and company is equipped in the first fixing piece
One end of fitting is slidably connected, and the other end of connector is fixedly connected with tooth plate, and the second fixation is installed with below tooth plate
The lower section of part, the second fixing piece is equipped with the second guide rail along the extending direction of tooth plate.
As a further improvement on the present invention, first fixing piece is equipped with the first fixing groove, and the first guide rail is slidably
It is installed in first fixing groove.
As a further improvement on the present invention, the lower section of second fixing piece is equipped with second along the extending direction of tooth plate
Fixing groove, the both sides of the second guide rail are correspondingly arranged on container, and the second fixing piece is led by the second fixing groove of lower section with second
The container of rail both sides is mutually clamped, to realize that the second fixing piece slides on the second guide rail.
As a further improvement on the present invention, the fluid pressure drive device include positioned at chuck central bottom oil cylinder and
Piston positioned at oil cylinder top, the hollow space by hydraulic oil cylinder driving piston in chuck move up and down, and will by transmission device
The up and down motion of piston is converted into the axial movement of tooth plate and claw.
As a further improvement on the present invention, the tooth plate upper surface is evenly distributed with several first tooth sockets, under claw
Surface is correspondingly provided with the second tooth socket being meshed with the first tooth socket, and the shape of the second tooth socket and the shape of the first tooth socket are complementary, lead to
Cross the engaging so that claw to be fixedly installed on tooth plate of the first tooth socket and the second tooth socket.
As a further improvement on the present invention, the claw includes the master jaw being fixedly installed on tooth plate and fixes
The first claw and the second claw being installed on master jaw, the first claw are located at one end of neighbouring chuck, and the second claw is located at remote
One end from chuck.
As a further improvement on the present invention, the right-angled trapezium that the section of the first tooth socket equally arranges on the tooth plate
Setting, the shape of the second tooth socket of the lower surface of claw is complementary with the shape of the first tooth socket, also setting in a rectangular trapezoid.
As a further improvement on the present invention, the mounting portion and the inclined angle of chuck axis are 30 °~60 °.
The beneficial effects of the invention are as follows：
By tilting the first guide rail and transmission device of installation, the up and down motion of piston can be changed into tooth plate along the
The transverse movement of two guide rails, it is simple in structure, it is easy for installation；
Oild chuck clamping stroke and chucking power are larger, work piece hoisting put it is to the rear there is no need to manually adjust center, lean on liquid
Pressure chuck can realize self-centering clamping workpiece, have it is compact-sized, easy to maintenance, clamping range is big, easy to adjust, chucking power can
The advantages that tune.
Description of the drawings
Fig. 1 is the structural schematic diagram of oild chuck in first embodiment of the invention；
Fig. 2 is the planar structure schematic diagram of chuck and tooth plate in first embodiment of the invention；
Fig. 3 is the dimensional structure diagram of chuck and tooth plate in second embodiment of the invention；
Fig. 4 is the transmission principle sectional view of chuck and tooth plate in second embodiment of the invention；
Fig. 5 is the dimensional structure diagram of chuck in second embodiment of the invention；
Fig. 6 is the configuration schematic diagram of chuck and tooth plate in second embodiment of the invention；
Fig. 7 is another visual angle configuration schematic diagram of chuck and tooth plate in second embodiment of the invention；
Fig. 8 is the mounting structure schematic diagram of tooth plate in second embodiment of the invention；
Fig. 9 is the partial structural diagram of tooth plate in second embodiment of the invention；
Figure 10 is the mounting structure schematic diagram of tooth plate and master jaw in second embodiment of the invention；
Figure 11 is the planar structure schematic diagram of master jaw in third embodiment of the invention；
Figure 12 is the mounting structure schematic diagram of master jaw and claw in third embodiment of the invention.
Specific implementation mode
Below with reference to specific implementation mode shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
Join shown in Fig. 1, Fig. 2, oild chuck includes chuck 1, the isogonism centered on chuck 1 in first embodiment of the invention
It spends the pedestal 3 of several tooth plates 2, fixed tooth plate 2 and the chuck 1 that extend outward, the fluid pressure drive device on chuck 1, set
In on tooth plate 2 several claws 4 and be connected with fluid pressure drive device and drive tooth plate 2 move transmission device, below to liquid
The structure and working principle of each component of chuck is pressed to elaborate.
It is six that tooth plate 2 in present embodiment is correspondingly arranged with corresponding claw 4, and six tooth plates 2 circumferentially uniformly divide
It is distributed in around chuck 1, there are one claw 4, the angle between the adjacent tooth plate of each two 2 is for corresponding installation on each tooth plate 2
60°.Certainly, the tooth plate 2 and claw 4 of other quantity can also be set in other embodiments, however it is not limited to present embodiment
In six, herein no longer one by one citing illustrate.
It is in hollow setting among chuck 1, fluid pressure drive device is installed on the hollow space of chuck 1, specifically, hydraulic-driven
Device includes the piston 52 positioned at the oil cylinder 51 of 1 central bottom of chuck and positioned at oil cylinder top, and piston is driven by oil cylinder 51
52 move up and down in the hollow space of chuck 1, and convert the up and down motion of piston to tooth plate 2 and claw 4 by transmission device
Axial movement.
In present embodiment transmission device include with piston 52 be connected guiding trestle 61 and connect guiding trestle 61 and
The lever boosting mechanism 62 of tooth plate 2, guiding trestle 61 are connected with piston 52 for the up and down motion of piston 52 to be changed into level
It is axially moved, and driving force is amplified by lever boosting mechanism 62, to control the axial movement of tooth plate 2 and claw 4.
2 upper surface of tooth plate in present embodiment is evenly distributed with several first tooth sockets 201, the section of the first tooth socket 201
The rectangle equally arranged, accordingly, the lower surface of claw 4 are correspondingly provided with the second tooth socket being meshed with the first tooth socket 201
(not shown), the shape of the second tooth socket and the shape of the first tooth socket 201 are complementary, and the rectangle that section also equally arranges leads to
Cross the engaging so that claw 4 to be fixedly installed on tooth plate 2 of the first tooth socket and the second tooth socket.
Claw 4 includes the master jaw 41 being fixedly installed on tooth plate 2 and first be fixedly installed on master jaw 41 card
Pawl 42 and the second claw 43, the first claw 42 are located at one end of neighbouring chuck 1, and the second claw 43 is located remotely from one end of chuck 1.
The operation principle of oild chuck is specially in present embodiment：
When oil cylinder 51 drives piston 52 to move upwards, guiding trestle 61 and lever boosting mechanism 62 drive tooth plate 2 along
The axis of chuck is protruding, and the second clamping jaw 43 props up workpiece inner ring；
When oil cylinder 51 drives piston 52 to move downward, guiding trestle 61 and lever boosting mechanism 62 drive tooth plate 2 along
The axis of chuck clamps workpiece outer ring to contract, the first clamping jaw 42.
The chucking power of six claws 4 is identical and moves synchronously self-centering, and work piece hoisting puts that the rear there is no need to manually adjust
Whole center, can clamping workpiece by six pawl hydraulic self-centerings.
The first clamping jaw 42 or the second clamping jaw can be changed in the hydraulic fluid pressure for inputting oil cylinder 51 in present embodiment by adjusting
The size of 43 chucking powers, specially：
When oil cylinder 51 drives piston 52 to move upwards, the power output of oil cylinder 51 is：
FTop=PA=P* (D/2)2；
Wherein, P is the hydraulic fluid pressure of oil cylinder, and A is effective compression area, and D is cylinder diameter；
The chucking power of the second clamping jaw 43 is at this time：
FFolder=FTop(L1/L2)*h；
Wherein, L1、L2Two brachiums respectively in lever boosting mechanism, h are transmission efficiency.
When oil cylinder 51 drives piston 52 to move downward, the power output of oil cylinder 51 is：
FIt draws=PA=P* ((D/2)2-(d/2)2)；
Wherein, P is the hydraulic fluid pressure of oil cylinder, and A is effective compression area, and D is cylinder diameter, and d is the piston in piston
Shank diameter；
The chucking power of the first clamping jaw 42 is at this time：
FFolder=FIt draws(L1/L2)*h；
Wherein, L1、L2Two brachiums respectively in lever boosting mechanism, h are transmission efficiency.
Join shown in Fig. 3-Fig. 7, tooth plate 2 is installed by the linear guide and the cooperation of chuck 1 in second embodiment of the invention,
It elaborates below.
To join shown in Fig. 5, the chuck 1 in present embodiment is circumferentially correspondingly arranged on several mounting portions 11 and spacer portion 12,
Mounting portion 11 is arranged in inclined-plane, and in a certain angle with the vertical direction of chuck 1, which preferably may be configured as 30 °~60 °
Between angle, such as in the present embodiment the vertical direction of mounting portion 11 and chuck in 45 ° of settings, and 11 top of mounting portion away from
Excentric distance is less than the distance at distance from bottom center, and mounting portion 11 is from top to bottom tilted towards outer setting.
Join shown in Fig. 6, Fig. 7, the first fixing piece 13 is installed on mounting portion 11, the first fixing piece 13 is solid by bolt
Loaded on inclined mounting portion 11, the first fixing piece 13 is equipped with the first fixing groove 131, is fixed in the first fixing groove 131 for Dingan County
First guide rail 14 is installed, one end of the first guide rail 14 and connector 15 is slidably connected.In addition, the other end and tooth of connector 15
Plate 2 is fixedly connected.
In conjunction with shown in Fig. 8, the lower section of tooth plate 2 is installed with several second fixing pieces 21, the lower section of the second fixing piece 21
It is equipped with the second fixing groove 211 along the extending direction of tooth plate 2, in addition, being installed with the immediately below tooth plate 2 on pedestal
The both sides of two guide rails 22, the second guide rail 22 are correspondingly arranged on container 221, the second fixing groove that the second fixing piece 21 passes through lower section
211 are mutually clamped with the containers 221 of 22 both sides of the second guide rail, to realize that the second fixing piece 21 slides on the second guide rail 22.
Since tooth plate 2 and the second fixing piece 21 are fixedly mounted, the second guide rail 22 then can be used as the rail plate of tooth plate 2, to drive tooth plate 2
Stretching or contraction.
Ginseng Fig. 4 show the schematic diagram of oild chuck in present embodiment, and piston up-down is driven by oil cylinder 51, living
The up and down motion of piston is changed into the transverse movement of tooth plate 2 by plug, the first guide rail 14 and transmission device (not shown), and then is adjusted
The stretching or contraction of whole tooth plate 2, workpiece to be processed is clamped.
Preferably, join Fig. 9 shown in, in present embodiment on tooth plate 2 section of first tooth socket 201 equally arrange it is straight
The trapezoidal setting in angle, accordingly, the shape of the second tooth socket of the lower surface of claw 4 and the shape of the first tooth socket 201 are complementary, are also in straight
The trapezoidal setting in angle.Section be right-angled trapezium tooth socket compared with the tooth socket of rectangular cross-section, the distance between tooth socket top increase,
The inclined-plane of right-angled trapezium can play guiding role when assembly, so that the first tooth socket and the second tooth socket are at a fully engaged, essence when assembly
Degree requires relatively low, improves efficiency of assembling.
In addition, tooth plate 2 ranked first tooth socket 201 equipped with two in present embodiment, and two ranked first and be equipped between tooth socket 201
Section is in the fitting groove 202 of " convex " type, in conjunction with shown in Figure 10, the bottom of master jaw 41 passes through " convex " type in claw 4 department of assembly
411 are fixedly mounted with tooth plate 2, and the second tooth socket is located at the both sides of department of assembly 411.When tooth plate is installed with claw, first by department of assembly
411 are installed into from side in the fitting groove 202 of tooth plate 2, and then claw 4 and department of assembly 411 are fixedly mounted, you can by claw 4
It is fixedly installed on tooth plate 2.
Join shown in Figure 11, Figure 12, in third embodiment of the present invention, the top of master jaw 41 is pacified equipped with several claws
Dress portion is set in present embodiment on four angles of master jaw 41 there are four claw mounting portion, includes the of two neighbouring chucks
Second claw mounting portion 402 of one claw mounting portion 401 and separate chuck, the first claw 42 are fixedly installed in the first claw respectively
In mounting portion 401, the second claw 43 is fixedly installed in respectively in the second claw mounting portion 402.
Specifically, in the present embodiment, the edge of the master jaw 41 between two the first claw mounting portions 401 is arc
Face, the first claw 42 is being cambered surface towards the one side of chuck, when the first claw 42 is installed in the first claw mounting portion 401,
Cambered surface in the cambered surface of first claw 42, master jaw 41 can be bonded to each other with the rounded outer surface of annular forging piece, to ensure
One claw 42 can have sufficiently large chucking power.
In addition, the second claw 43 is cambered surface in the one side backwards to chuck, when the second claw 43 is installed on the installation of the second claw
When in portion 402, the cambered surface of the second claw 43 can be bonded to each other with the rounded internal surface of annular forging piece, to ensure the second claw 43
There can be sufficiently large chucking power.
Further, the corner of the first claw mounting portion 401 is equipped with circular first chamfering in the present embodiment
4011, the corner of the second claw mounting portion 402 is equipped with circular second chamfering 4021, is fallen by the first chamfering 4011 and second
The setting at angle 4021 can make the first claw 42 or the corner of the second claw 43 have displacement space appropriate, to ensure the first card
The inner surface of the cambered surface and workpiece of pawl 42 or the second claw 43 or outer surface fit closely, and ensure that the stability of claw clamping.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiment of understanding.
The series of detailed descriptions listed above only for the present invention feasible embodiment specifically
Bright, they are all without departing from equivalent implementations made by technical spirit of the present invention not to limit the scope of the invention
Or change should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of oild chuck based on annular forging piece, which is characterized in that the oild chuck includes chuck, centered on chuck
The pedestal of several tooth plates, fixed tooth plate and the chuck that angularly extend outward, is set to the fluid pressure drive device on chuck
Several claws on tooth plate and the transmission device for being connected with fluid pressure drive device and tooth plate being driven to move, chuck are circumferentially right
It should be provided with several mounting portions and spacer portion, mounting portion is arranged in inclined-plane, and the distance at mounting portion distance from top center is less than bottom
The distance of portion's distance center is installed with the first fixing piece on mounting portion, is equipped with the first guide rail in the first fixing piece, and first
One end of guide rail and connector is slidably connected, and the other end of connector is fixedly connected with tooth plate, is installed with below tooth plate
Second fixing piece, the lower section of the second fixing piece are equipped with the second guide rail along the extending direction of tooth plate, on first fixing piece
Equipped with the first fixing groove, the first guide rail is slidably mounted in first fixing groove, the lower section of second fixing piece along
The extending direction of tooth plate is equipped with the second fixing groove, and the both sides of the second guide rail are correspondingly arranged on container, under the second fixing piece passes through
The second fixing groove and the container of the second guide rail both sides of side are mutually clamped, to realize that the second fixing piece is sliding on the second guide rail
It is dynamic.
2. the oild chuck according to claim 1 based on annular forging piece, which is characterized in that the fluid pressure drive device packet
Include the oil cylinder positioned at chuck central bottom and piston positioned at oil cylinder top, by hydraulic oil cylinder driving piston chuck hollow portion
Divide and move up and down, and converts the up and down motion of piston to by transmission device the axial movement of tooth plate and claw.
3. the oild chuck according to claim 1 based on annular forging piece, which is characterized in that the tooth plate upper surface is uniform
Several first tooth sockets are distributed with, the lower surface of claw is correspondingly provided with the second tooth socket being meshed with the first tooth socket, the second tooth socket
The shape of shape and the first tooth socket is complementary, passes through engaging so that claw is fixedly installed in tooth plate for the first tooth socket and the second tooth socket
On.
4. the oild chuck according to claim 3 based on annular forging piece, which is characterized in that the claw includes fixed pacifies
Loaded on tooth plate master jaw and the first claw and the second claw that are fixedly installed on master jaw, the first claw be located at neighbour
One end of nearly chuck, the second claw are located remotely from one end of chuck.
5. the oild chuck according to claim 3 based on annular forging piece, which is characterized in that the first tooth socket on the tooth plate
Section equally arrange right-angled trapezium setting, the shape of the shape and the first tooth socket of the second tooth socket of the lower surface of claw
Complementation, also setting in a rectangular trapezoid.
6. the oild chuck according to claim 1 based on annular forging piece, which is characterized in that the mounting portion and chuck axis
The inclined angle of line is 30 °~60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610768815.3A CN106238760B (en) | 2016-08-30 | 2016-08-30 | Oild chuck based on annular forging piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610768815.3A CN106238760B (en) | 2016-08-30 | 2016-08-30 | Oild chuck based on annular forging piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106238760A CN106238760A (en) | 2016-12-21 |
| CN106238760B true CN106238760B (en) | 2018-09-04 |
Family
ID=58080451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610768815.3A Active CN106238760B (en) | 2016-08-30 | 2016-08-30 | Oild chuck based on annular forging piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106238760B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2530573A1 (en) * | 1975-07-09 | 1977-01-13 | Forkardt Paul Kg | Rotary machine variable force chuck - has speed dependent clamping force with compensating weights operating piston activating pressure medium |
| EP0102236A2 (en) * | 1982-08-28 | 1984-03-07 | Pratt Burnerd International Limited | Chucks |
| CN203610704U (en) * | 2013-11-05 | 2014-05-28 | 青岛仁和兴机床制造有限公司 | Hydraulic self-centering chuck |
| CN204262394U (en) * | 2014-10-09 | 2015-04-15 | 天津铁路信号有限责任公司 | A kind of self centering hole processing device |
| CN105499620A (en) * | 2016-03-01 | 2016-04-20 | 重庆顺淮机械制造有限公司 | Use method of gear fixture |
| CN206492953U (en) * | 2016-08-30 | 2017-09-15 | 江苏荣程锻造股份有限公司 | Oild chuck based on annular forging piece |
-
2016
- 2016-08-30 CN CN201610768815.3A patent/CN106238760B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2530573A1 (en) * | 1975-07-09 | 1977-01-13 | Forkardt Paul Kg | Rotary machine variable force chuck - has speed dependent clamping force with compensating weights operating piston activating pressure medium |
| EP0102236A2 (en) * | 1982-08-28 | 1984-03-07 | Pratt Burnerd International Limited | Chucks |
| CN203610704U (en) * | 2013-11-05 | 2014-05-28 | 青岛仁和兴机床制造有限公司 | Hydraulic self-centering chuck |
| CN204262394U (en) * | 2014-10-09 | 2015-04-15 | 天津铁路信号有限责任公司 | A kind of self centering hole processing device |
| CN105499620A (en) * | 2016-03-01 | 2016-04-20 | 重庆顺淮机械制造有限公司 | Use method of gear fixture |
| CN206492953U (en) * | 2016-08-30 | 2017-09-15 | 江苏荣程锻造股份有限公司 | Oild chuck based on annular forging piece |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106238760A (en) | 2016-12-21 |
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