CN108817433A - A kind of dual fail-safe Pneumatic clamping chuck - Google Patents
A kind of dual fail-safe Pneumatic clamping chuck Download PDFInfo
- Publication number
- CN108817433A CN108817433A CN201811037962.9A CN201811037962A CN108817433A CN 108817433 A CN108817433 A CN 108817433A CN 201811037962 A CN201811037962 A CN 201811037962A CN 108817433 A CN108817433 A CN 108817433A
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- China
- Prior art keywords
- chuck
- clamping
- driving device
- rotating disk
- guiding
- 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
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- 230000009977 dual effect Effects 0.000 title claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 210000000078 claw Anatomy 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 19
- 239000000463 material Substances 0.000 description 6
- 230000001788 irregular Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 241000239290 Araneae Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000926 separation method Methods 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
-
- 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
-
- 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
- B23B31/16004—Jaws movement actuated by one or more spiral grooves
-
- 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
- B23B31/16004—Jaws movement actuated by one or more spiral grooves
- B23B31/16025—Jaws movement actuated by one or more spiral grooves using fluid-pressure means to actuate the gripping means
-
- 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
- B23B31/24—Chucks characterised by features relating primarily to remote control of the gripping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
Abstract
A kind of dual fail-safe Pneumatic clamping chuck, including terminal pad, chuck housing, chuck inner sleeve, separator disc, mounting disc, clamping device, guiding device, conversion equipment and driving device, one end of the chuck housing is equipped with terminal pad, the other end is equipped with mounting disc, the chuck inner sleeve with the coaxial arrangement of chuck housing is additionally provided between the terminal pad and the mounting disc, the mounting disc is equipped with guiding device, side outside the guiding device is equipped with clamping device, internal side is equipped with conversion equipment, driving device is equipped between the conversion equipment and terminal pad, separator disc is equipped between the conversion equipment and driving device, it is axially converted to the radial motion of clamping device by the conversion equipment, the driving device includes first driving device and the second driving device.Two driving devices are set, can be realized the double drive clamped on direction to one, the normal operation of equipment is influenced when one of driving device being avoided to break down.
Description
Technical field
The invention belongs to air-actuated jaw technical fields, and in particular to a kind of dual fail-safe Pneumatic clamping chuck.
Background technique
Chuck is the mechanical device for being used to clamp workpiece on lathe, utilizes the radial direction for the movable jaw being evenly arranged on chuck body
Machine tool accessories mobile, that Workpiece clamping is positioned, is a kind of clamping device.
Air spider is one kind of chuck, it can clamp workpiece with self-centering.The space of chuck is limited, so generally
Air spider is that a cylinder a pair of opposite claw of tending to act moves synchronously, and only there are two small cylinders in a chuck.One
There are the following problems for the air spider of two claws of a cylinder driving：
1. due to the uneven stability of single cylinder moving, claw stretches not stable enough；
2. running non insurance：As soon as will affect chuck when cylinder breaks down just because being that a cylinder works independently
Often operating.
Summary of the invention
It is an object of the invention to solve above-mentioned problem existing in the prior art, a kind of dual fail-safe Pneumatic clamping card is provided
Two driving devices are arranged in disk, can be realized the double drive clamped on direction to one, our this device is by air spider
Claw clamping, unclamp it is more stable, run more one layer insurance.It influences to set when one of driving device being avoided to break down
Standby normal operation.Turntable is driven together by two identical cylinders, and radial thrust offsets, and torque increases, and rotation is more
It is steady brisk.
The present invention is achieved by the following technical solutions：
A kind of dual fail-safe Pneumatic clamping chuck, including terminal pad, chuck housing, chuck inner sleeve, separator disc, mounting disc, folder
Device, guiding device, conversion equipment and driving device are held, one end of the chuck housing is equipped with terminal pad, the chuck housing
The other end be equipped with mounting disc, be additionally provided between the terminal pad and the mounting disc with chuck housing coaxial arrangement chuck in
Set, the mounting disc are equipped with guiding device, and the guiding device is located at the side outside chuck housing equipped with clamping device, institute
State guiding device be located at chuck jacket internal side be equipped with conversion equipment, between the conversion equipment and terminal pad be equipped with driving
Device is equipped with separator disc between the conversion equipment and driving device, the conversion equipment is driven by driving device, the conversion
It is axially converted to the radial motion of clamping device by device, and the driving device includes that first driving device and second drive
Dynamic device, the first driving device and the second driving device are in 90 ° of settings.It is driven by cylinder, can obtain has centainly
The clamping force of elasticity, while the circular motion of conversion equipment being converted to the radial motion of clamping device, to realize to material
Clamping, can be improved the continuity of Pneumatic clamping chuck motion, improve clamping effect, first driving device and second is set and is driven
Dynamic device, is arranged two driving devices, can be realized the double drive clamped on direction to one, avoids one of driving device
The normal operation of equipment is influenced when breaking down.
The conversion equipment includes rotating disk and positioning disk, there are two the rotating disk is set, respectively the first rotating disk and
Second rotating disk, the fitting setting that first rotating disk and the second rotating disk are relatively rotatable to each other, first rotating disk
Side is equipped with positioning disk, and the guiding device passes through positioning disk and connect with rotating disk, and the rotating disk is connect with driving device.It is logical
Overwinding driven by rotary disc guiding device along positioning disk radial motion, when rotating disk circular motion be converted to the radial fortune of clamping device
It is dynamic, realize the clamping to workpiece.
The rotating disk includes rotation disk body, and the center of the rotation disk body is equipped with fourth hole, on the rotation disk body
It is symmetrically arranged with third arcuate socket and the second pilot hole, the third arcuate socket is staggered with the second pilot hole, and described second leads
The second mounting hole is equipped with to the inside in hole.Second pilot hole is set, for the side by guiding device to separate rotation disk body center
To guidance, keep center of the guiding device from Pneumatic clamping chuck more and more remoter.
Second pilot hole is the arcuate socket gradually curled up from inside to outside.Second pilot hole is arranged to arcuate socket, and
Spiral is arranged from inside to outside, and the resistance generated when can reduce to guiding device guidance is conducive to improve to guiding device guidance
Flexibility, reduce the abrasion between guiding device and rotating disk.
The positioning disk includes guiding disk body, and the center of the guiding disk body is equipped with fifth hole, the fifth hole
Surrounding is equipped with third pilot hole, and the position of the third pilot hole is corresponding with the position of guiding device.Third pilot hole is used for
Guiding device is oriented to, when rotating disk guides guiding device outward, can make guiding device along positioning disk
Third pilot hole movement, even if guiding device is by the center radial motion outward of Pneumatic clamping chuck.
There are two the first driving device and the second driving device are all provided with.Two first driving devices and are respectively set
Two driving devices can enhance driving force, meanwhile, it is capable to wherein a driving device failure when, another driving device after
Continuous work, does not influence the operation of equipment, increases dual fail-safe to the use of Pneumatic clamping chuck.
The first driving device and the second driving device include cylinder, the first fixing axle and the second fixing axle, described
The tail portion of cylinder and the first fixed axis connection, the end of the push rod of the cylinder and the second fixed axis connection, described first is fixed
Axis is fixed on outside chuck and puts on, and second fixing axle is fixed on the rotating pan.Using cylinder, power source clean be can be avoided
Workpiece is polluted, meanwhile, gas has certain compressibility, and certain buffering can be generated when to piece-holder, right
Workpiece plays a certain protective role.
The guiding device includes the first guiding device and the second guiding device, and first guiding device and second are oriented to
Device is in 90 ° of settings.First guiding device and the second guiding device are set, respectively to the horizontal direction of Pneumatic clamping chuck
The clamping device of clamping device and vertical direction is oriented to, realize on horizontal direction and vertical direction to folder, improve to work
The clamping degree of part.
First guiding device and the second guiding device include the second guide rail, sliding block, guide holder and cover board, and described
Two guide rails are equipped with the sliding block that can slide along, and the sliding block is equipped with guide holder, and the both ends of the guide holder are equipped with to the
The end of the vertical plate that two guide rail sides extend, the vertical plate is equipped with baffle.Guide rail is set between guide holder and mounting disc, it can
Reduce the frictional force between guide holder and mounting disc, makes the more smooth smoothness for improving the operation of Pneumatic clamping chuck of guide holder operation
Degree.
The guide holder includes plate body, and the side of the plate body is equipped with guide post, and the other side of the plate body is equipped with vertical plate,
The vertical plate is separately positioned on the both ends of the side.Guide holder is arranged to Y type, by the cooperation of guide holder and baffle, will be led
It is slidably mounted in mounting disc to seat, keeps structure more compact, reduced the length between clamping device and terminal pad, have
The residue length for shortening to effect tailing, improves the utilization rate of workpiece.
The clamping device includes the first clamping device and the second clamping device, and first clamping device and second clamp
There are two device is all provided with, first clamping device and the second clamping device are in 90 ° of settings.First clamping device and second are set
Clamping device respectively clamps the clamping workpiece of Pneumatic clamping chuck with vertical direction from horizontal direction, can be realized pair
The workpiece of irregular section is clamped, and the versatility of Pneumatic clamping chuck is improved.
First clamping device and the second clamping device include claw, pin shaft and idler wheel, and one end of the claw is solid
It being scheduled on guiding device, the other end extends to the center of chuck, and one end that the claw extends to the center of chuck is equipped with pin shaft,
Idler wheel is set on the pin shaft.It is contacted by setting idler wheel with workpiece, it, can by the movement of rear chuck in clamping process
It realizes axial movement of the workpiece under clamp position, avoids the clamping repeatedly to workpiece, improve the cutting efficiency of workpiece.
The mounting disc includes installation disk body, and the center of the side of the installation disk body is equipped with rotary table, is set on the rotary table
There is third through-hole, the outer circumference surface of the rotary table is equipped with the boss for extending to the external profile of mounting disc, the installation disk body
The other side is equipped with groove corresponding with boss, and the top surface of the boss is equipped with the first pilot hole, and first pilot hole is from boss
Top surface be through to the bottom surface of groove.Boss is set in the side of mounting disc, and is arranged in the another side of boss into boss
The groove of portion's recess takes full advantage of the space on installation disc thickness, effectively subtracts for installing guide rail, sliding block and guide holder
The small thickness of Pneumatic clamping chuck is conducive to the length for reducing workpiece tailing, improves the utilization rate of workpiece.
Compared with prior art, the beneficial effects of the invention are as follows：
1, a kind of dual fail-safe Pneumatic clamping chuck of the invention, setting can make rear chuck extend into inside in front chuck
Through-hole, the distance between the clamping part of rear chuck and the clamping part of front chuck can be reduced, to reduce the length of tailing, increased
Add the utilization rate of material；
2, a kind of dual fail-safe Pneumatic clamping chuck of the invention, is arranged drive sleeve on bearing, and the internal diameter of drive sleeve is greater than
The largest outer diameter of rear chuck can be such that rear chuck extend into front chuck, reduce rear chuck clamping part and front chuck clamping part
The distance between, while front chuck independently drives, and can be improved the versatility of front chuck；
3, a kind of dual fail-safe Pneumatic clamping chuck of the invention, is driven by cylinder, can be obtained with certain elasticity
Clamping force, while the circular motion of conversion equipment being converted to the radial motion of clamping device, thus realize the clamping to material,
It can be improved the continuity of Pneumatic clamping chuck motion, improve clamping effect；
4, a kind of dual fail-safe Pneumatic clamping chuck of the invention drives guiding device radially to transport along positioning disk by rotating disk
It is dynamic, when rotating disk circular motion be converted to the radial motion of clamping device, realize the clamping to workpiece, the second guiding of setting
Hole makes guiding device from the center of Pneumatic clamping chuck for guiding guiding device to the direction far from rotation disk body center
It is increasingly remoter, the second pilot hole is arranged to arcuate socket, and spiral is arranged from inside to outside, when can reduce to guiding device guidance
The resistance of generation is conducive to improve the flexibility to guiding device guidance, reduces the abrasion between guiding device and rotating disk；
5, first driving device and the second driving device is arranged, respectively in a kind of dual fail-safe Pneumatic clamping chuck of the invention
The clamping device of clamping device and vertical direction to the horizontal direction of Pneumatic clamping chuck drives, and realizes irregular transversal
The clamping of face workpiece improves the versatility of Pneumatic clamping chuck, two first driving devices and the second driving device is respectively set,
Driving force can be enhanced, meanwhile, it is capable to wherein a driving device failure when, another driving device works on, not shadow
The operation for ringing equipment, increases dual fail-safe to the use of Pneumatic clamping chuck；
6, the first guiding device and the second guiding device is arranged, respectively in a kind of dual fail-safe Pneumatic clamping chuck of the invention
The clamping device of clamping device and vertical direction to the horizontal direction of Pneumatic clamping chuck is oriented to, realize horizontal direction and
On vertical direction to folder, improve the clamping degree to workpiece, guide rail be set between guide holder and mounting disc, can reduce and lead
To the frictional force between seat and mounting disc, make the more smooth fluency for improving the operation of Pneumatic clamping chuck of guide holder operation；
7, the first clamping device and the second clamping device is arranged, respectively in a kind of dual fail-safe Pneumatic clamping chuck of the invention
The clamping workpiece of Pneumatic clamping chuck is clamped with vertical direction from horizontal direction, can be realized the work to irregular section
Part is clamped, and the versatility of Pneumatic clamping chuck is improved；
8, boss is arranged in the side of mounting disc in a kind of dual fail-safe Pneumatic clamping chuck of the invention, and in boss
The groove to boss inner recess is arranged in another side, for installing guide rail, sliding block and guide holder, takes full advantage of installation disc thickness
On space, effectively reduce the thickness of Pneumatic clamping chuck, be conducive to reduce workpiece tailing length, improve making for workpiece
With rate.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, attached drawing needed in description will be made below simple
Ground introduction, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ordinary skill
For personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is cutting machine overall structure diagram of the invention；
Fig. 2 is cutting machine schematic view of the front view of the invention；
Fig. 3 is cutting machine front chuck and rear chuck fit structure schematic diagram of the invention；
Fig. 4 is front chuck structural schematic diagram of the invention；
Fig. 5 is Pneumatic clamping chuck structure schematic diagram of the invention；
Fig. 6 is mounting disc front axle geodesic structure schematic diagram of the invention；
Fig. 7 is mounting disc rear isometric structural schematic diagram of the invention；
Fig. 8 is A-A the schematic diagram of the section structure in Fig. 6 of the invention；
Fig. 9 is separator disc structural schematic diagram of the invention；
Figure 10 is mounting disc front axle geodesic structure schematic diagram of the invention；
Figure 11 is mounting disc rear isometric structural schematic diagram of the invention；
Figure 12 is guiding device and clamping device mounting structure schematic diagram of the invention；
Figure 13 is clamping device the schematic diagram of the section structure of the invention；
Figure 14 is guide seat structure schematic diagram of the invention；
Figure 15 is baffle arrangement schematic diagram of the invention；
Figure 16 is schematic diagram of rotating disk structure of the invention；
Figure 17 is rotating disk schematic view of the front view of the invention；
Figure 18 is positioning disk structural schematic diagram of the invention；
Figure 19 is inventive drive means installation site structural schematic diagram；
Figure 20 is cylinder mounting structure schematic diagram of the invention；
Figure 21 is cylinder and rotating disk mounting structure schematic diagram of the invention；
Wherein, 1, terminal pad, 2, chuck housing, 3, separator disc, 4, chuck inner sleeve, 5, mounting disc, 6, clamping device, 7, lead
To device, 8, conversion equipment, 9, driving device, 11, fixing seat, 12, bearing block, 13, drive sleeve, 14, Pneumatic clamping chuck,
15, driven wheel, 16, transmission belt, 17, driving wheel, 18, motor cabinet, 19, power device, 21, outer sleeve body, 22, flange, 23, first
Mounting hole, the 24, first arcuate socket, 25, first through hole, 31, separation disk body, the 32, second arcuate socket, the 33, second through-hole, 51, peace
Sabot body, 52, boss, the 53, first pilot hole, 54, rotary table, 55, third through-hole, 56, groove, 61, claw, 62, pin shaft, 63,
Idler wheel, the 71, second guide rail, 72, sliding block, 73, guide holder, 74, cover board, 731, plate body, 732, vertical plate, 733, guide post, 81, rotation
Rotary case, 82, third arcuate socket, 83, fourth hole, the 84, second pilot hole, the 85, second mounting hole, 86, guiding disk body, 87,
Third pilot hole, 88, fifth hole, 91, first driving device, the 92, second driving device, 93 first fixing axles, 94, cylinder,
95, the second fixing axle, 101, rack, the 102, first guide rail, 103, rear chuck, 104, front chuck.
Specific embodiment
Present invention is further described in detail with reference to the accompanying drawing：
As shown in Figure 1-3, a kind of cutting machine for saving tailing, including rack 101, the first guide rail 102,104 and of front chuck
Rear chuck 103, the top surface of the rack 101 are equipped with the first guide rail 102, and first guide rail 102 is equipped with rear chuck 103,
Rear chuck 103 can be moved back and forth along the direction of the first guide rail 102, and the rack 101 of the end of first guide rail 102 is equipped with
Front chuck 104, the front chuck 104 and rear chuck 103 independently drive and revolving speed is identical, the front chuck 104 and rear card
On same axis, the front chuck 104 is equipped with towards the side of rear chuck 103 and extends to front chuck 104 at the center of disk 103
The through-hole of inside, the rear chuck 103 can extend into the inside of the through-hole of front chuck 104.Setting can in front chuck 104
So that rear chuck 103 is extend into internal through-hole, can reduce between the clamping part of rear chuck 103 and the clamping part of front chuck 104
Distance increase the utilization rate of material to reduce the length of tailing.
The rear chuck 103 is conventional chuck.Rear chuck 103 uses conventional chuck, convenient for materials, has saved and has been produced into
This, while can be realized the improvement to conventional machine tool.
As shown in figure 4, the front chuck 104 includes fixing seat 11, the top of the fixing seat 11 is equipped with bearing block 12, institute
Bearing block 12 is stated equipped with bearing, the outer ring of the bearing is fixed on bearing block 12, and inner ring is equipped with drive sleeve 13, the transmission
One end of set 13 is equipped with Pneumatic clamping chuck 14, specifically, drive sleeve 13 is equipped with flange, starting chucks are fixed on flange
On, the other end of the drive sleeve 13 is equipped with driven wheel 15, and driven wheel 15 is sleeved in drive sleeve 13,11 direction of fixing seat
The side wall of 15 side of driven wheel is equipped with motor cabinet 18, and the motor cabinet 18 is equipped with power device 19, the power device 19
Output shaft be equipped with driving wheel 17, be arranged with transmission belt 16 on the driving wheel 17 and driven wheel 15.In the application, power dress
It sets 19 and uses motor reducer, be fixed with driving wheel 17 on the output shaft of speed reducer, drive sleeve 13, drive sleeve are set on bearing
13 internal diameter is greater than the largest outer diameter of rear chuck 103, and rear chuck 103 can be made to extend into front chuck 104, reduces rear chuck
The distance between 103 clamping parts and 104 clamping part of front chuck, while the independent driving of front chuck 104, can be improved front chuck 104
Versatility.
As shown in figure 5, a kind of Pneumatic clamping chuck 14, including terminal pad 1, chuck housing 2, chuck inner sleeve 4, separator disc
3, mounting disc 5, clamping device 6, guiding device 7, conversion equipment 8 and driving device 9, one end of the chuck housing 2, which is equipped with, to be connected
Disk 1 is connect, the other end of the chuck housing 2 is equipped with mounting disc 5, is additionally provided with and blocks between the terminal pad 1 and the mounting disc 5
The chuck inner sleeve 4 that disk housing 2 is coaxially disposed, the mounting disc 5 are equipped with guiding device 7, and the guiding device 7 is located at outside chuck
Side outside set 2 is equipped with clamping device 6, and the guiding device 7 is located at the side inside chuck housing 2 and is equipped with conversion equipment 8,
It is equipped with driving device 9 between the conversion equipment 8 and terminal pad 1, is equipped with and separates between the conversion equipment 8 and driving device 9
Disk 3, the conversion equipment 8 are driven by driving device 9, it is axially converted to the diameter of clamping device 6 by the conversion equipment 8
To movement.It is driven by cylinder 94, can obtain the clamping force with certain elasticity, while by the circular motion of conversion equipment 8
The radial motion of clamping device 6 is converted to, to realize the clamping to material, can be improved the company of the movement of Pneumatic clamping chuck 14
Coherence improves clamping effect.
As shown in figs 6-8, the chuck housing 2 includes outer sleeve body 21, the inner peripheral surface of the outer sleeve body 21 be equipped with to
The flange 22 of central protuberance, the flange 22 are equipped with the first mounting hole 23 and the first arcuate socket 24, first mounting hole 23
It is spaced and is arranged with the first arcuate socket 24, the center of the flange 22 is equipped with first through hole 25.The flange 22 is close with mounting disc 5
One end of connection.Flange 22 is set in the inside of outer sleeve body 21, can be improved the rigidity and intensity of outer sleeve body 21, extend and use the longevity
Life, the first arcuate socket 24 is arranged on flange 22, can reduce the weight of outer sleeve body 21, keeps outer sleeve body 21 lighter.
As shown in figure 9, the separator disc 3 includes separating disk body 31, the center for separating disk body 31 is equipped with the second through-hole
33, the outside of second through-hole 33 is equipped with the second arcuate socket 32, and two arcuate sockets of the ground are on the excircle of the second through-hole 33
It is uniformly distributed.
As shown in figure 21, the conversion equipment 8 includes rotating disk and positioning disk, there are two the rotating disk is set, respectively
First rotating disk and the second rotating disk, the fitting setting that first rotating disk and the second rotating disk are relatively rotatable to each other are described
The side of first rotating disk is equipped with positioning disk, and the guiding device 7 passes through positioning disk and connect with rotating disk, the rotating disk and drive
Dynamic device 9 connects.Drive guiding device 7 along positioning disk radial motion by rotating disk, when rotating disk circular motion be converted to
The clamping to workpiece is realized in the radial motion of clamping device 6.
As shown in figs. 16-17, the rotating disk includes rotation disk body 81, and the center of the rotation disk body 81 is equipped with four-way
Hole 83 is symmetrically arranged with third arcuate socket 82 and the second pilot hole 84, the third arcuate socket 82 and on the rotation disk body 81
Two pilot holes 84 are staggered, and the inside of second pilot hole 84 is equipped with the second mounting hole 85.Second pilot hole 84 is set, is used
In guiding guiding device 7 to the direction far from rotation 81 center of disk body, make guiding device 7 from the center of Pneumatic clamping chuck 14
It is increasingly remoter.
Second pilot hole 84 is the arcuate socket gradually curled up from inside to outside.Camber is arranged in second pilot hole 84
Hole, and spiral is arranged from inside to outside, can reduce the resistance generated when guiding guiding device 7, is conducive to improve to guiding dress
The flexibility of 7 guidance is set, the abrasion between guiding device 7 and rotating disk is reduced.
As shown in figure 18, the positioning disk includes guiding disk body 86, and the center of the guiding disk body 86 is equipped with fifth hole
88, third pilot hole 87, the position of the third pilot hole 87 and the position of guiding device 7 are equipped with around the fifth hole 88
It sets corresponding.Third pilot hole 87 is for being oriented to guiding device 7, when rotating disk guides guiding device 7 outward,
Third pilot hole 87 of the guiding device 7 on positioning disk can be made to move, even if guiding device 7 is by Pneumatic clamping chuck 14
Center radial motion outward.
As shown in figs. 19-21, the driving device 9 includes first driving device 919 and the second driving device 929, described
First driving device 919 and the second driving device 929 are in 90 ° of settings.First driving device 919 and the second driving device are set
929, the clamping device 6 of the clamping device 6 to the horizontal direction of Pneumatic clamping chuck 14 and vertical direction drives respectively, real
The now clamping of irregular cross section improves the versatility of Pneumatic clamping chuck 14.
There are two the first driving device 919 and the second driving device 929 are all provided with.Two first driving dresses are respectively set
Set 919 and second driving device 929, driving force can be enhanced, meanwhile, it is capable to wherein 9 failure of driving device when, separately
One driving device 9 works on, and does not influence the operation of equipment, increases dual fail-safe to the use of Pneumatic clamping chuck 14.
As shown in figures 20-21, the first driving device 919 and the second driving device 929 include that cylinder 94, first is solid
Dead axle 93 and the second fixing axle 95, the tail portion of the cylinder 94 are connect with the first fixing axle 93, the end of the push rod of the cylinder 94
Portion is connect with the second fixing axle 95, and first fixing axle 93 is fixed on chuck housing 2, and second fixing axle 95 is fixed
On the rotating pan.Using cylinder 94, power source clean can be avoided and pollute to workpiece, meanwhile, gas has certain pressure
Contracting can generate certain buffering when to piece-holder, play a certain protective role to workpiece.
Specifically, the first fixing axle 93 of first driving device 919 is fixed on chuck housing 2, first driving device 919
The second fixing axle 95 be fixed in the first rotating disk, the cylinder body of cylinder 94 is connect with the first fixing axle 93, the push rod of cylinder 94
It is connect with the second fixing axle 95, the first fixing axle 93 of the second driving device 929 is also secured on chuck housing 2, the first driving
Second fixing axle 95 of device 919 is fixed in the second rotating disk, and the cylinder body of cylinder 94 is connect with the first fixing axle 93, cylinder 94
Push rod connect with the second fixing axle 95, specifically, the first fixing axle 93 is mounted in the first mounting hole 23 of chuck housing 2,
Second fixing axle 95 is mounted in the second mounting hole 85 of rotating disk, in order to avoid the second fixing axle 95 is interfered with separator disc 3,
Second arcuate socket 32 is set on separator disc 3, and the position of the second arcuate socket 32 is opposite with the motion profile position of the second fixing axle 95
Answer, when first driving device 919 cylinder 94 act when, make the first rotating disk around chuck inner sleeve 4 rotate, rotate clockwise or
Person rotates counterclockwise, and the first rotating disk drives the first guiding device 7 to move when rotating, the first guiding device 7 is along Pneumatic clamping card
The radial motion of disk 14 drives the movement of the first clamping device 6, realizes the holding action on 14 1 directions of Pneumatic clamping chuck,
When the cylinder 94 of the second driving device 929 acts, rotates the second rotating disk around chuck inner sleeve 4, rotate clockwise or inverse
Hour hands rotation, the second rotating disk drive the second guiding device 7 to move when rotating, the second guiding device 7 is along Pneumatic clamping chuck 14
Radial motion, drive the second clamping device 6 movement, realize another direction of Pneumatic clamping chuck 14 on holding action, i.e.,
With the holding action perpendicular to 6 direction of the first clamping device.
As shown in figure 12, the guiding device 7 includes the first guiding device 7 and the second guiding device 7, first guiding
Device 7 and the second guiding device 7 are in 90 ° of settings, specifically, first guiding device 7 passes through positioning disk and the first rotating disk
Connection, second guiding device 7 pass through positioning disk and connect with the second rotating disk, the first driving device 919 and the first rotation
Turntable connection, second driving device 929 are connect with the second rotating disk.First guiding device 7 and the second guiding device are set
7, the clamping device 6 of the clamping device 6 to the horizontal direction of Pneumatic clamping chuck 14 and vertical direction is oriented to respectively, is realized
In horizontal direction and vertical direction to folder, improve the clamping degree to workpiece.
First guiding device 7 and the second guiding device 7 include the second guide rail 71, sliding block 72, guide holder 73 and lid
Plate 74, second guide rail 71 are equipped with the sliding block 72 that can be slid along, and the sliding block 72 is equipped with guide holder 73, described
The both ends of guide holder 73 are equipped with the vertical plate 732 extended to 71 side of the second guide rail, and the end of the vertical plate 732 is equipped with baffle.?
Guide rail is set between guide holder 73 and mounting disc 5, the frictional force between guide holder 73 and mounting disc 5 can be reduced, make guide holder
The more smooth fluency for improving Pneumatic clamping chuck 14 and running of 73 operations.
As shown in figure 14, the guide holder 73 includes plate body 731, and the side of the plate body 731 is equipped with guide post 733, institute
The other side for stating plate body 731 is equipped with vertical plate 732, and the vertical plate 732 is separately positioned on the both ends of the side.Guide holder 73 is set
It is set to Y type, by the cooperation of guide holder 73 and baffle, guide holder 73 is slidably mounted in mounting disc 5, makes structure more
It is compact, the length between clamping device 6 and terminal pad 1 is reduced, the residue length of tailing is effectively shortened, improves workpiece
Utilization rate.
As illustrated by figs. 12-13, the clamping device 6 include the first clamping device 6 and the second clamping device 6, described first
There are two clamping device 6 and the second clamping device 6 are all provided with, first clamping device 6 and the second clamping device 6 are in 90 ° of settings.
First clamping device 6 and the second clamping device 6 are set, it is from horizontal direction and perpendicular to the clamping workpiece of Pneumatic clamping chuck 14 respectively
Histogram can be realized and clamp to the workpiece of irregular section to being clamped, and improve the general of Pneumatic clamping chuck 14
Property.
As shown in figure 13, first clamping device 6 and the second clamping device 6 include claw 61, pin shaft 62 and idler wheel
63, one end of the claw 61 is fixed on guiding device 7, and the other end extends to the center of chuck, and the claw 61 is to chuck
One end for extending of center be equipped with pin shaft 62, be set with idler wheel 63 on the pin shaft 62.It is contacted by the way that idler wheel 63 is arranged with workpiece,
By the movement of rear chuck 103 in clamping process, axial movement of the workpiece under clamp position can be realized, avoid pair
The clamping repeatedly of workpiece, improves the cutting efficiency of workpiece.
As shown in figs. 10-11, the mounting disc 5 includes installation disk body 51, and the center of the side of the installation disk body 51 is set
There is rotary table 54, the rotary table 54 is equipped with third through-hole 55, and the outer circumference surface of the rotary table 54, which is equipped with, extends to installation disk body
The other side of the boss 52 of 51 outer profiles, the installation disk body 51 is equipped with groove 56 corresponding with boss 52, the boss 52
Top surface is equipped with the first pilot hole 53, and the top surface of the first pilot hole 53 from the boss 52 is through to the bottom surface of groove 56.It is installing
Boss 52 is arranged in the side of disk 5, and the groove 56 to 52 inner recess of boss is arranged in the another side of boss 52, for installing
Guide rail, sliding block 72 and guide holder 73 take full advantage of the space on 5 thickness of mounting disc, effectively reduce Pneumatic clamping chuck
14 thickness is conducive to the length for reducing workpiece tailing, improves the utilization rate of workpiece.
Specifically, the second guide rail 71 of guiding device 7 is fixed in the groove 56 of mounting disc 5, sliding block 72 can be second
It is moved back and forth on guide rail 71, guide holder 73 is fixed on sliding block 72, and the vertical plate 732 of guide holder 73 passes through first in mounting disc 5
Pilot hole 53 extends to the other side of mounting disc 5, and the end of two vertical plates 732 is equipped with baffle, in this way, allowing for guiding device
7 diametrically reciprocating along mounting disc 5, the guide post 733 of guide holder 73 can be located at mounting disc 5 towards card in mounting disc 5
The side of 2 inside of disk housing, baffle are located at mounting disc 5 towards the side in 2 outside of chuck housing, and clamping device 6 is fixed on baffle
On, it is moved with guiding device 7, the guide post 733 of guiding device 7 turns over conversion equipment 8；Wherein, the guiding of the first guiding device 7
The third pilot hole 87 that column 733 passes through on positioning disk is inserted into the second pilot hole 84 in the first rotating disk, the second guiding dress
Set 7 guide post 733 pass through positioning disk on third pilot hole 87 be inserted into the second pilot hole 84 that second patrols on turntable, this
Sample, when the first rotating disk rotates clockwise, the second pilot hole of the guide post 733 of the first guiding device 7 in the first rotating disk
It is mobile towards the center position of rotating disk under 84 guiding role, while being protected under the guiding role of the third pilot hole 87 of positioning disk
Axial displacement does not occur for card guide post 733, makes be oppositely arranged two 6 Distance Shorteneds of clamping device, realizes the dress to workpiece
Folder, conversely, the guide post 733 of the first guiding device 7 is led the second of the first rotating disk when the first rotating disk rotates counterclockwise
It is mobile towards the center position far from rotating disk under to the guiding role in hole 84, make the distance of be oppositely arranged two clamping devices 6
Increase, realizes the release to workpiece.Likewise, with vertically disposed second guiding device, 7 motion mode of the first guiding device 7 with
The motion mode of first guiding device 7 is identical, when the second rotating disk rotates clockwise, the guide post 733 of the second guiding device 7
Center position under the guiding role of the second pilot hole 84 of the second rotating disk towards rotating disk is mobile, while the of positioning disk
Under the guiding role of three pilot holes 87 guarantee guide post 733 axial displacement does not occur, make be oppositely arranged two clamping devices 6 away from
From shortening, the clamping to workpiece is realized, conversely, when the second rotating disk rotates counterclockwise, the guide post of the second guiding device 7
733 is mobile towards the center position far from rotating disk under the guiding role of the second pilot hole 84 of the second rotating disk, makes opposite set
The distance for two clamping devices 6 set increases, and the release to workpiece is realized, in this way, drive of the clamping device 6 in guiding device 7
Under be achieved that the clamping to workpiece in both directions respectively, and in two directions can according to the length of workpiece realize differ
The clamping of distance, i.e. clamp distance on 6 direction of the first clamping device can be with the clamp distance on 6 direction of the second clamping device
It is unequal.
After the assembly is completed, chuck inner sleeve 4 sequentially passes through the second through-hole 33 of separator disc 3, rotating disk to Pneumatic clamping chuck 14
Fourth hole 83 and positioning disk fifth hole 88, one end of chuck inner sleeve 4 connect with the third through-hole 55 of mounting disc 5, separately
One end is connect with terminal pad 1, after being in this way mounted on Pneumatic clamping chuck 14 on the flange of drive sleeve 13, can make rear chuck
103 are deep into front chuck 104, make clamping device 6 of the clamping part of rear chuck 103 close to front chuck 104, reduce the length of tailing
Degree, increases the utilization rate of workpiece.
Above-mentioned technical proposal is one embodiment of the present invention, for those skilled in the art, at this
On the basis of disclosure of the invention application method and principle, it is easy to make various types of improvement or deformation, be not limited solely to this
Invent method described in above-mentioned specific embodiment, therefore previously described mode is only preferred, and and do not have limitation
The meaning of property.
Claims (10)
1. a kind of dual fail-safe Pneumatic clamping chuck, which is characterized in that including terminal pad, chuck housing, chuck inner sleeve, separator disc,
Mounting disc, clamping device, guiding device, conversion equipment and driving device, one end of the chuck housing is equipped with terminal pad, described
The other end of chuck housing is equipped with mounting disc, is additionally provided between the terminal pad and the mounting disc and is coaxially disposed with chuck housing
Chuck inner sleeve, the mounting disc be equipped with guiding device, the guiding device be located at the side outside chuck housing be equipped with press from both sides
Hold device, the side that the guiding device is located at chuck jacket internal is equipped with conversion equipment, the conversion equipment and terminal pad it
Between be equipped with driving device, separator disc is equipped between the conversion equipment and driving device, the conversion equipment drives by driving device
Dynamic, it is axially converted to the radial motion of clamping device by the conversion equipment, and the driving device includes the first driving
Device and the second driving device.
2. a kind of dual fail-safe Pneumatic clamping chuck according to claim 1, which is characterized in that the conversion equipment includes rotation
Turntable and positioning disk, there are two the rotating disk is set, respectively the first rotating disk and the second rotating disk, first rotating disk and
The fitting setting that second rotating disk is relatively rotatable to each other, the side of first rotating disk are equipped with positioning disk, the guiding device
It is connect across positioning disk with rotating disk, the rotating disk is connect with driving device.
3. a kind of dual fail-safe Pneumatic clamping chuck according to claim 2, which is characterized in that the rotating disk includes rotation
The center of disk body, the rotation disk body is equipped with fourth hole, is symmetrically arranged with third arcuate socket and second on the rotation disk body and leads
Xiang Kong, the third arcuate socket are staggered with the second pilot hole, and the inside of second pilot hole is equipped with the second mounting hole.
4. a kind of dual fail-safe Pneumatic clamping chuck according to claim 3, which is characterized in that second pilot hole is served as reasons
The arcuate socket gradually curled up from inside to outside.
5. a kind of dual fail-safe Pneumatic clamping chuck according to claim 2, which is characterized in that the positioning disk includes guiding
Disk body, the center of the guiding disk body are equipped with fifth hole, are equipped with third pilot hole, the third around the fifth hole
The position of pilot hole and the position of guiding device are corresponding.
6. a kind of dual fail-safe Pneumatic clamping chuck according to claim 1, which is characterized in that the first driving device and
There are two second driving device is all provided with.
7. a kind of dual fail-safe Pneumatic clamping chuck according to claim 6, which is characterized in that the first driving device and
Second driving device includes cylinder, the first fixing axle and the second fixing axle, and axis connection is fixed with first in the tail portion of the cylinder,
The end of the push rod of the cylinder is fixed on outside chuck and puts on the second fixed axis connection, first fixing axle, and described second
Fixing axle is fixed on the rotating pan.
8. a kind of dual fail-safe Pneumatic clamping chuck according to claim 1, which is characterized in that the clamping device includes the
There are two one clamping device and the second clamping device, first clamping device and the second clamping device are all provided with, first folder
Device and the second clamping device are held in 90 ° of settings.
9. a kind of dual fail-safe Pneumatic clamping chuck according to claim 8, which is characterized in that first clamping device and
Second clamping device includes claw, pin shaft and idler wheel, and one end of the claw is fixed on guiding device, and the other end is to chuck
Center extend, one end that the claw extends to the center of chuck is set with idler wheel on the pin shaft equipped with pin shaft.
10. a kind of dual fail-safe Pneumatic clamping chuck according to claim 1, which is characterized in that the mounting disc includes peace
The center of sabot body, the side of the installation disk body is equipped with rotary table, and the rotary table is equipped with third through-hole, the outer circle of the rotary table
Circumferential surface is equipped with the boss for extending to the external profile of mounting disc, and the other side of the installation disk body is equipped with corresponding with boss recessed
The top surface of slot, the boss is equipped with the first pilot hole, and first pilot hole is through to the bottom surface of groove from the top surface of boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811037962.9A CN108817433A (en) | 2018-09-06 | 2018-09-06 | A kind of dual fail-safe Pneumatic clamping chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811037962.9A CN108817433A (en) | 2018-09-06 | 2018-09-06 | A kind of dual fail-safe Pneumatic clamping chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108817433A true CN108817433A (en) | 2018-11-16 |
Family
ID=64149551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811037962.9A Pending CN108817433A (en) | 2018-09-06 | 2018-09-06 | A kind of dual fail-safe Pneumatic clamping chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108817433A (en) |
Cited By (3)
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| CN109443278A (en) * | 2018-11-30 | 2019-03-08 | 松林光电科技（湖北）有限公司 | A kind of lens detector for outer diameter error non-rotating detection device |
| CN113211128A (en) * | 2021-05-11 | 2021-08-06 | 路跃武 | Automatic clamp of numerical control machine tool |
| CN113681178A (en) * | 2021-09-27 | 2021-11-23 | 广东宏石激光技术股份有限公司 | Brake braking type through chuck and laser cutting machine |
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| CN113681178A (en) * | 2021-09-27 | 2021-11-23 | 广东宏石激光技术股份有限公司 | Brake braking type through chuck and laser cutting machine |
| CN113681178B (en) * | 2021-09-27 | 2023-08-18 | 广东宏石激光技术股份有限公司 | Braking formula of braking is link up chuck and laser cutting machine |
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