CN109940288A - Chuck - Google Patents
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- CN109940288A CN109940288A CN201910276223.3A CN201910276223A CN109940288A CN 109940288 A CN109940288 A CN 109940288A CN 201910276223 A CN201910276223 A CN 201910276223A CN 109940288 A CN109940288 A CN 109940288A
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- clamp assemblies
- turntable
- main shaft
- driving member
- sliding groove
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Abstract
The present invention relates to a kind of chucks.The chuck includes body frame, main shaft, clamping device and driving mechanism, main shaft is mounted on body frame and the interior axially extending bore that sets is so that part to be held is worn, clamping device includes bottom plate and clamp assemblies, bottom plate is sheathed on main shaft, clamp assemblies are slidably mounted on bottom plate, clamp assemblies are equipped with multiple, driving mechanism includes turntable, actuator and driving member, turntable is rotatably dispose on main shaft, driving member connects turntable and clamp assemblies, actuator can drive turntable to rotate to drive driving member driven gripper component, make clamp assemblies close to or far from part to be held.In above-mentioned chuck, operate actuator driving turntable rotation, turntable will drive driving member to be driven multiple clamp assemblies opposed bottom slidings, keep multiple clamp assemblies close or far from part to be held, to be clamped or be relaxed, whole process, which need to only control actuator just, can complete to treat the clamping of clamping piece, can conveniently realize clipping operation or the absent-mindedness operation of part to be held.
Description
Technical field
The present invention relates to laser Pipe Cutting fields, more particularly to chuck.
Background technique
When using laser cutting tubing, usual laser head is not taken exercises axially relative to tubing, and tubing needs to pass through chuck
Clamp while realizing the axial movement of relative laser head and the rotation of relative laser head, realizes the mesh of Continuous maching feeding
's.
Conventional chuck controls claw by motor driven ball screws to tubing close to or far to realize to pipe
The clamp or release of material, operating procedure is complicated, uses particularly inconvenient.
Summary of the invention
Based on this, it is necessary to provide a kind of easy to operate, chuck easy to use.
A kind of chuck characterized by comprising
Body frame；
Main shaft sets axially extending bore inside so that part to be held is worn, and the main shaft is mounted on the body frame；
Clamping device, including bottom plate and clamp assemblies, the bottom plate are sheathed on the main shaft, the clamp assemblies sliding
It is installed on the bottom plate, the clamp assemblies are equipped with multiple and interval setting；And
Driving mechanism, including turntable, actuator and driving member, the turntable are sheathed on the main shaft and can be relatively described
Main axis, the driving member connect the turntable and the clamp assemblies, and the actuator can drive the turntable to rotate, institute
Stating turntable rotation will drive the driving member to be driven the clamp assemblies, so that the relatively described bottom plate sliding of the clamp assemblies,
Close to or far from the part to be held.
In above-mentioned chuck, after part to be held is fed in main shaft, operation actuator driving turntable rotation, turntable will be driven
Driving member is driven the sliding of multiple clamp assemblies opposed bottoms, so that multiple clamp assemblies are close to or far from part to be held, thus
Part to be held is clamped or is relaxed by mutual cooperation.Whole process need to only control actuator and just can complete to treat clamping piece
It clamps, the fixation that clamping piece is treated in chuck is not related to the drive mechanism of the complexity such as motor ball-screw, and structure is relatively simple, can
Conveniently to realize clipping operation or the absent-mindedness operation of part to be held.
The first sliding groove is offered on the turntable in one of the embodiments, offered on the bottom plate with it is described
The second opposite sliding groove of first sliding groove, one end of the driving member wears first sliding groove and the clamp assemblies connect
It connecing, the other end is set in second sliding groove, when one end of the driving member is slided along second sliding groove, the transmission
The other end of part can be slided in first sliding groove along the direction close to or far from the part to be held.
First sliding groove is in long strip in one of the embodiments, second sliding groove relatively described first
Sliding groove is obliquely installed, the driving member have be located at second sliding groove in first stroke end and with the first row
The opposite second stroke end in journey end when from the first stroke end to the second stroke end movement, is set to described
One end of the driving member in first sliding groove moves closer to the part to be held, to drive the clamp assemblies to move closer to
The part to be held.
The turntable is equipped with multiple in one of the embodiments, and multiple turntables are sheathed on the main shaft, institute
The quantity for stating actuator corresponds to the quantity setting of the turntable, and multiple actuators and multiple turntables correspond and connect
It connects, the quantity of the clamp assemblies corresponds to the quantity setting of second sliding groove opened up on the turntable, multiple folders
It is a pair of by the driving member and first sliding groove and second sliding groove cooperation one to hold component and multiple turntables
It should connect.
The clamp assemblies include the first roller, second tin roller, claw and sliding block in one of the embodiments, described
One end of axis on claw close to the bottom plate offers holding chamber, and first roller and the second tin roller are installed on institute
It states in the opposing sidewalls of holding chamber and position is correspondingly arranged, the claw is installed on the sliding block, the sliding block and the bottom
Plate is slidably connected, and one end of the driving member is connected with the slide block, and difference in height is equipped between the adjacent clamp assemblies, described
When clamp assemblies clamp the part to be held, first roller, the second tin roller in the adjacent clamp assemblies are in axis
Intersect arrangement upwards.
The claw includes first support, second support and link block, the first support in one of the embodiments,
It is oppositely arranged with the second support and is connect by the link block, to surround the holding chamber, the first roller installation
In in the first support, the second tin roller is installed in the second support, offers waist-shaped hole in the second support,
One end of the link block and the waist-shaped hole cooperate, the second support to be radially adjusted.
In one of the embodiments, further include pressing plate, open up fluted on the bottom plate, the pressing plate is installed on described
On bottom plate, and the side wall of part pressing plate and the groove surrounds guide groove, and the sliding block is slideably positioned in the guide groove, institute
The first sliding groove is stated to be connected to the groove, so that driving member wears the groove and is connected with the slide block, the pressing plate and institute
It states and offers oil guide groove in the mating surface that sliding block is in contact.
In one of the embodiments, further include solenoid valve, induction check-valves and distributing ring, offers gas on the main shaft
Road, the distributing ring are installed on the main shaft and are connected to the air flue, and the solenoid valve is connect with the distributing ring, described
The air inlet of induction check-valves is connect with the outlet of the air flue, and the gas outlet of the induction check-valves and the actuator connect
It connects, the actuator is cylinder.
The body frame offers mounting hole in one of the embodiments, and the main axis is set to the mounting hole
In, the chuck further includes rotating mechanism, and the body frame offers installation cavity, and the rotating mechanism is installed by the installation cavity
In on the body frame, to drive the main shaft to rotate relative to the installation cavity, to drive the clamping device to rotate.
The rotating mechanism includes first gear, second gear and force piece, the power in one of the embodiments,
Part is installed in the installation cavity, and the first gear is installed on the output shaft on the force piece, the second gear set
And if be fixed on the main shaft, the first gear is engaged with the second gear.
The rotating mechanism further includes speed reducer and eccentric bushing in one of the embodiments, and the eccentric bushing is sheathed on
It on the speed reducer, and is installed in the installation cavity jointly with the speed reducer, one end of the speed reducer and the power
Part connection, the other end are connect with the first gear.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of an embodiment chuck；
Fig. 2 is the perspective view of the explosion of chuck as shown in Figure 1；
Fig. 3 is the structural schematic diagram at another visual angle of chuck as shown in Figure 1；
Fig. 4 is the assembling schematic diagram of clamping device and driving mechanism in chuck as shown in Figure 2；
Fig. 5 is the structural schematic diagram of claw in clamping device as shown in Figure 4；
Fig. 6 is the cross-sectional view of pressing plate in clamping device as shown in Figure 4；
Fig. 7 is the assembling schematic diagram of main shaft and distributing ring in chuck as shown in Figure 2；
Fig. 8 is the pressure maintaining schematic diagram of gas circuit of chuck as shown in Figure 1；
Fig. 9 is the structural schematic diagram of main shaft in chuck as shown in Figure 1.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
Referring to Fig. 1, the chuck 10 of an embodiment is gripped and is revolved for treating clamping piece in being cut by laser
Turn, and cooperated with feed device, to realize the Continuous maching feeding of part to be held.Specifically, part to be held can be pipe
Material.Referring back to Fig. 2, chuck 10 includes body frame 100, main shaft 200, clamping device 300 and driving mechanism 400.Main shaft 200 is installed on
On body frame 100, clamping device 300 and driving mechanism 400 are installed on body frame 100 by main shaft 200.
Wherein, body frame 100 offers mounting hole 110.Main shaft 200 is hollow structure, and main shaft 200 is installed on mounting hole 110
In, to be arranged in body frame 100.Clamping device 300 includes bottom plate 310 and clamp assemblies 320.Bottom plate 310 is sheathed on main shaft 200
And flushed with the opening of main shaft 200, so that clamp assemblies 320 be avoided to interfere with main shaft 200, it is right to influence clamp assemblies 320
It is arranged in the clamping effect of the part to be held in main shaft 200.Clamp assemblies 320 are slidably mounted on bottom plate 310, clamp assemblies
320 be equipped with it is multiple, and multiple clamp assemblies 320 around main shaft 200 opening 210 be spaced setting.Driving mechanism 400 includes turntable
410, actuator 420 and driving member 430.Turntable 410 is sheathed on main shaft 200 and can rotate relative to main shaft 200, driving member 430
Connect turntable 410 and clamp assemblies 320.Actuator 420 can drive turntable 410 to rotate, and the rotation of turntable 410 will drive driving member
430 driven gripper components 320, so that 320 opposed bottom 310 of clamp assemblies slides, close to or far from part to be held.
In above-mentioned chuck 10, after part to be held is fed in main shaft 200, operation actuator 420 drives 410 turns of turntable
Dynamic, turntable 410 will drive driving member 430 to be driven multiple 320 opposed bottoms 310 of clamp assemblies and slide, so that multiple clamp assemblies
320 close to perhaps far from part to be held so that part to be held is clamped or is relaxed by mutual cooperation.Whole process only needs to control
Actuator 420 processed just can be completed to treat the clamping of clamping piece, and the fixation that clamping piece is treated in chuck 10 is not related to motor ball wire
The drive mechanism of the complexity such as thick stick, structure is relatively simple, can conveniently realize clipping operation or the absent-mindedness behaviour of part to be held
Make.
Referring also to Fig. 2 to Fig. 4 offers the first sliding groove 411 in one embodiment on turntable 410.Bottom plate 310
On offer second sliding groove 311 opposite with the first sliding groove 411.One end of driving member 430 is set to the first sliding groove 411
In, bearing is equipped in the first sliding groove 411, to realize being slidably connected for driving member 430 and the first sliding groove 411.Driving member 430
The other end wear the second sliding groove 311 and connect with clamp assemblies 320, specifically, driving member 430 and clamp assemblies 320 can be with
To be threadedly coupled or being fixed by fastener.When one end of driving member 430 is slided along the first sliding groove 411, driving member
430 other end can slide in the second sliding groove 311 along the direction close to or far from part to be held.
In one embodiment, the second sliding groove 311 is in long strip, and opposite first sliding groove 411 of the first sliding groove 411 inclines
Tiltedly setting.Driving member 430 has the first stroke end being located in the first sliding groove 411 and opposite with first stroke end the
Two end of travel, the driving member 430 when from first stroke end to second stroke end movement, in the second sliding groove 311
One end move closer to part to be held, to drive clamp assemblies 320 to move closer to part to be held.Specifically, the first sliding groove 411
In arc-shaped, the distance that the opposite end of the first sliding groove 411 arrives 410 center of circle of turntable respectively is different, so that actuator 420 drives
Turntable 410 is rotated around main shaft 200, and one end of the driving member 430 in the first sliding groove 411 is arranged in along the first sliding groove 411
When sliding, driving member 430 moves closer to the circle of turntable 410 during sliding into second stroke end from first stroke end
The heart, meanwhile, the one end for the driving member 430 being arranged in the second sliding groove 311 moves closer to part to be held, to drive and be driven
The clamp assemblies 320 that part 430 connects are gripped close to part to be held, and then by part to be held.
In one embodiment, turntable 410 is equipped with multiple, and multiple turntables 410 are sheathed on main shaft 200.Actuator 420
Quantity correspond to the quantity setting of turntable 410, multiple actuators 420 connect one to one with multiple turntables 410.Clamp assemblies
320 quantity corresponds to the quantity setting of the first sliding groove 411 opened up on turntable 410, multiple clamp assemblies 320 and multiple turntables
410 are connected one to one by driving member 430 and the first sliding groove 411 and the cooperation of the second sliding groove 311.So set, can divide
Not Kong Zhi clamp assemblies 320 close to or far from the distance of part to be held, part to be held non-uniform to thickness can be according to specific
Size preferably clamped.
Specifically in the present embodiment, the quantity of turntable 410 is set as two, two overlappings of turntable 410 are sheathed on main shaft 200
On, and be mutually perpendicular to.The opposite two sides of turntable 410 respectively offer first sliding groove 411 respectively.Actuator 420 is equipped with two
A, one end of actuator 420 is both secured on bottom plate 310, and the output end of actuator 420 is connect with turntable 410 to drive turntable
410 rotations.It is set on bottom plate 310 there are four clamp assemblies 320, bottom plate 310 is rounded.It is opened up on bottom plate 310 sliding there are four second
Dynamic slot 311, the line of the second sliding groove 311 that four the second sliding grooves 311 are oppositely arranged two-by-two, and are oppositely arranged two-by-two is the bottom of by
The area quartering of plate 310.Meanwhile the clamp assemblies 320 that sliding is set in the second sliding groove 311 also are provided with four, four folders
The perimeter that component 320 is held around bottom plate 310 is uniformly arranged, and clamp assemblies 320 are oppositely arranged two-by-two, to treat folder from four direction
Gripping member is clamped, and stability is more preferable.
Referring to fig. 4 and Fig. 5, in one embodiment, clamp assemblies 320 include the first roller 321, second tin roller 322, card
Pawl 323 and sliding block 324.One end of axis on claw 323 close to bottom plate 310 offers holding chamber 3231, the first roller 321 and
Second tin roller 322 is installed in the opposing sidewalls of holding chamber 3231 and position is correspondingly arranged, so that the first roller 321 and the second rolling
Cylinder 322 forms difference in height.Claw 323 is installed on sliding block 324, and sliding block 324 is slidably connected with bottom plate 310, and the one of driving member 430
End is connect with sliding block 324, to drive clamp assemblies 320 to slide with respect to the second sliding groove 311.Setting height is different and interval is arranged
The first roller 321 and second tin roller 322 can make with part to be held in doublet contact, positioning accuracy is high, while rigidity is more preferable,
It effectively prevent the part to be held of elongated type significantly to swing.
In one embodiment, difference in height is equipped between adjacent clamp assemblies 320, clamp assemblies 320 clamp part to be held
When, the first roller 321, second tin roller 322 in adjacent clamp assemblies 320 intersect arrangement in the axial direction.So set, can
It is more contacted so that can have with clamp assemblies 320 in the axial direction of part to be held, to improve the stability of clamping.It needs
Illustrate, the first roller 321 and second tin roller 322 in clamp assemblies 320 can in the clamp assemblies 320 that are oppositely arranged
The first roller 321 and second tin roller 322 can be arranged in parallel, not parallel can also be arranged, specifically in the present embodiment be flat
Row setting, enables to the clamping stress of part two sides to be held more balanced.
In one embodiment, claw 323 includes first support 325, second support 326 and link block 327.First support
325 are oppositely arranged with second support 326 and are connect by link block 327, to surround holding chamber 3231.The installation of first roller 321
In in first support 325, second tin roller 322 is installed in second support 326.Waist-shaped hole 328 is offered in second support 326,
One end of link block 327 is equipped with aperture, and cooperates with waist-shaped hole 328, second support 326 to be radially adjusted.
In some cases, since the caliber of part to be held changes, cause second tin roller 322 that can not contact with part to be held.Design
Second tin roller 322 can make part to be held first roller 321 and the under clamped state with respect to the radial fine tuning of the first roller 321
Two rollers 322 can be contacted with tubing, to prevent part rotation whipping to be held, effectively improve laser pipe cutter cutting accuracy.
In one embodiment, one end in first support 325 far from main shaft 200 offers threaded hole 3251.Sliding block 324
On regulating part 3241 is installed, regulating part 3241 includes mounting plate 3242 and screw rod 3243.Mounting plate 3242 is fixed on sliding block 324
On, one end of screw rod 3243 is threadedly coupled with threaded hole 3251, and the other end is rotatablely connected by bearing and mounting plate 3242.It adjusts
Screw rod 3243 is able to achieve the radial fine tuning of the part relatively to be held of claw 323, to obtain more stable clamping effect.
Referring back to Fig. 4, in one embodiment, clamp assemblies 320 further include pressing plate 329.It is opened up on bottom plate 310 fluted
3291, pressing plate 329 is installed on bottom plate 310, and the side wall of part pressing plate 329 and groove 3291 surrounds guide groove 3292.Sliding block
324 are slideably positioned in guide groove 3292, and the second sliding groove 311 is connected to groove 3291, so that driving member 430 wears groove
3291 connect with sliding block 324.
Another referring also to Fig. 6 offers oil guide groove 330 in the mating surface that pressing plate 329 and sliding block 324 are in contact.Oil Guide
Slot 330 can store lubricating oil and chip removal, it is more smoothly in the sliding of the second sliding groove 311 can make sliding block 324, and prevent laser from cutting
Cut the residue of generation, metallic dust falls into sliding block 324 and 3292 mating surface of pressing plate 329 and the first guide groove in cause it is stuck.
Referring to Fig. 7 and Fig. 8, in one embodiment, chuck 10 further includes solenoid valve (not shown), induction check-valves (figure
Do not show) and distributing ring 500.Air flue (not shown) is offered on main shaft 200, distributing ring 500 is installed on main shaft 200 and and air flue
Connection, solenoid valve are connect with distributing ring 500, and the outlet of the air inlet and gas circuit that induce check-valves connects, and induce going out for check-valves
Port is connect with actuator 420, and actuator 420 is cylinder.
Solenoid valve, induction check-valves, distributing ring 500 and air flue collectively form pressure maintaining gas circuit, pass through a switch button control
Battery valve processed can be able to achieve the clamping or absent-mindedness that a key control clamping device 300 treats clamping piece, easy to operate.It is arranged simultaneously
Pressure maintaining gas circuit in, induce check-valves when its induction port is without air pressure, induce check-valves air inlet and gas outlet one-way conduction,
Air-flow in 420 cavity of actuator can not be discharged, and be able to pressure maintaining, and clamp assemblies 320 is enabled to treat clamping piece progress for a long time
Clamping.In addition, being also in series with pressure gauge between induction non-return valve air gate and 420 air inlet of actuator, protected for real-time monitoring
The air pressure of pressure gas channel.When the induction port of induction check-valves has air pressure, the air inlet and gas outlet bidirectionally conductive of check-valves, folder are induced
It holds component 320 and unclamps the clamping for treating clamping piece.Realizing holding action can keep for a long time, effectively improve 10 clamping band of chuck
The effect of the rotation reliability of clamping piece.
Referring also to Fig. 9 is specifically spaced apart on main shaft 200 and is equipped with the first air drain 210 and the second air drain 220.Distributing ring
Two airslides 510 are arranged in 500 corresponding first air drains 210 and the second air drain 220, and distributing ring 500 is sheathed on main shaft 200, and two
A airslide 510 is corresponding with the first air drain 210 and the second air drain 220 respectively, with the air flue formed in main shaft 200, distributing ring
Sealing ring is had additional between 500 and main shaft 200 also to promote air-tightness.Gas is passed through drive by the air flue being arranged in main shaft 200
In moving part 420, compared with tracheae connection type, carry out being avoided that tracheae is wound when rotation is adjusted treating clamping piece.
Referring back to Fig. 2, in one embodiment, bearing is fixed in mounting hole 110, main shaft 200 is set by bearing rotation
In mounting hole 110, to be rotated relative to mounting hole 110.Chuck 10 further includes rotating mechanism 600, and body frame 100 offers installation cavity
(not shown), rotating mechanism 600 are installed on body frame 100 by installation cavity, are rotated with driving spindle 200 relative to installation cavity, folder
The bottom plate 310 held in mechanism 300 is sheathed on main shaft 200 and is fixedly connected, to drive clamping device 300 to rotate.
It should be noted that the mounting hole 110 on body frame 100 provides the installation position of main shaft 200, clamping device 300 and
Driving mechanism 400 is coupled by the side wall of body frame 100 and main shaft 200 on body frame 100, meanwhile, rotating mechanism 600 is logical
The installation cavity opened up on body frame 100 is crossed, so that the compact overall structure of chuck 10, high stability.Further, body frame 100
Be integrally formed design, to guarantee dimensional accuracy and position precision, and then guarantees and clamping device 300, driving mechanism 400 and rotation
The precision of the installation connection of rotation mechanism 600.
Referring also to Fig. 2 and Fig. 3, in one embodiment, rotating mechanism 600 include first gear 610, second gear
620 and force piece 630.Force piece 630 is installed in installation cavity, and specifically, force piece 630 can be motor.First gear 610
It is installed on the output shaft on force piece 630, second gear 620 is arranged and is fixedly connected by flat key with main shaft 200, the first tooth
Wheel 610 is engaged with second gear 620.Force piece 630 is operated, the transmission belt of first gear 610 and second gear 620 can be passed through
The rotation of dynamic main shaft 200, to realize the cutting in part circumferential direction to be held in laser processing.
In one embodiment, rotating mechanism 600 further includes speed reducer 640 and eccentric bushing 650.Eccentric bushing 650 is sheathed on
On speed reducer 640, and it is fastened by bolts.Eccentric bushing 650 and speed reducer 640 are installed in installation cavity jointly, adjust eccentric bushing
650 can change the back lash of first gear 610 Yu second gear 620.One end of speed reducer 640 is connect with force piece 630,
By flanged joint, setting speed reducer 640 can need to adjust actuator 420 according to processing for the other end and first gear 610
Revolving speed and torque.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for above embodiments, and the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (11)
1. a kind of chuck characterized by comprising
Body frame；
Main shaft sets axially extending bore inside so that part to be held is worn, and the main shaft is mounted on the body frame；
Clamping device, including bottom plate and clamp assemblies, the bottom plate are sheathed on the main shaft, and the clamp assemblies are slidably installed
In on the bottom plate, the clamp assemblies are equipped with multiple and interval setting；And
Driving mechanism, including turntable, actuator and driving member, the turntable are sheathed on the main shaft and can the relatively described main shafts
Rotation, the driving member connect the turntable and the clamp assemblies, and the actuator can drive the turntable to rotate, and described turn
Disk rotation will drive the driving member to be driven the clamp assemblies, so that the relatively described bottom plate sliding of the clamp assemblies, to lean on
Close or remote from the part to be held.
2. chuck according to claim 1, which is characterized in that offer the first sliding groove, the bottom plate on the turntable
On offer second sliding groove opposite with first sliding groove, one end of the driving member wear first sliding groove with
The clamp assemblies connection, the other end are set in second sliding groove, and one end of the driving member is along second sliding groove
When sliding, the other end of the driving member can be sliding along the direction close to or far from the part to be held in first sliding groove
It is dynamic.
3. chuck according to claim 2, which is characterized in that first sliding groove is in long strip, second sliding
Relatively described first sliding groove of slot is obliquely installed, and the driving member has the first stroke end being located in second sliding groove
And the second stroke end opposite with the first stroke end, it is transported from the first stroke end to the second stroke end
When dynamic, one end of the driving member in first sliding groove moves closer to the part to be held, to drive the folder
It holds component and moves closer to the part to be held.
4. chuck according to claim 2, which is characterized in that the turntable be equipped with it is multiple, multiple turntables are arranged
In on the main shaft, the quantity of the actuator corresponds to the quantity setting of the turntable, multiple actuators with it is multiple described
Turntable connects one to one, and the quantity that the quantity of the clamp assemblies corresponds to second sliding groove opened up on the turntable is set
It sets, multiple clamp assemblies and multiple turntables pass through the driving member and first sliding groove and second sliding
Slot cooperation connects one to one.
5. chuck according to claim 4, which is characterized in that the clamp assemblies include the first roller, second tin roller, card
Pawl and sliding block offer holding chamber close to one end of the axis of the bottom plate on the claw, first roller and described the
Two rollers are installed in the opposing sidewalls of the holding chamber and position is correspondingly arranged, and the claw is installed on the sliding block, institute
It states sliding block to be slidably connected with the bottom plate, one end of the driving member is connected with the slide block, between the adjacent clamp assemblies
First roller, institute equipped with difference in height, when the clamp assemblies clamp the part to be held, in the adjacent clamp assemblies
Second tin roller is stated to intersect in the axial direction arrangement.
6. chuck according to claim 5, which is characterized in that the claw includes first support, second support and connection
Block, the first support are oppositely arranged with the second support and are connect by the link block, to surround the holding chamber, institute
It states the first roller to be installed in the first support, the second tin roller is installed in the second support, the second support
On offer waist-shaped hole, one end of the link block and the waist-shaped hole cooperate, with to the second support radially into
Row is adjusted.
7. chuck according to claim 5, which is characterized in that further include pressing plate, opened up on the bottom plate it is fluted, it is described
Pressing plate is installed on the bottom plate, and the side wall of part pressing plate and the groove surrounds guide groove, and the sliding block is slideably positioned in
In the guide groove, first sliding groove is connected to the groove, so that driving member wears the groove and the sliding block connects
It connects, offers oil guide groove in the mating surface that the pressing plate and the sliding block are in contact.
8. chuck according to claim 1, which is characterized in that further include solenoid valve, induce check-valves and distributing ring, it is described
Air flue is offered on main shaft, the distributing ring is installed on the main shaft and is connected to the air flue, the solenoid valve with it is described
The air inlet of distributing ring connection, the induction check-valves is connect with the outlet of the air flue, the gas outlet of the induction check-valves
It is connect with the actuator, the actuator is cylinder.
9. chuck according to claim 1, which is characterized in that the body frame offers mounting hole, and the main axis is set
It is placed in the mounting hole, the chuck further includes rotating mechanism, and the body frame offers installation cavity, and the rotating mechanism passes through
The installation cavity is installed on the body frame, to drive the main shaft to rotate relative to the installation cavity, to drive the clamping machine
Structure rotation.
10. chuck according to claim 9, which is characterized in that the rotating mechanism include first gear, second gear and
Force piece, the force piece are installed in the installation cavity, and the first gear is installed on the output shaft on the force piece,
The second gear is arranged and is fixed on the main shaft, and the first gear is engaged with the second gear.
11. chuck according to claim 10, which is characterized in that the rotating mechanism further includes speed reducer and eccentric bushing,
The eccentric bushing is sheathed on the speed reducer, and is installed in the installation cavity jointly with the speed reducer, the speed reducer
One end connect with the force piece, the other end is connect with the first gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910276223.3A CN109940288A (en) | 2019-04-08 | 2019-04-08 | Chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910276223.3A CN109940288A (en) | 2019-04-08 | 2019-04-08 | Chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109940288A true CN109940288A (en) | 2019-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910276223.3A Pending CN109940288A (en) | 2019-04-08 | 2019-04-08 | Chuck |
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| CN (1) | CN109940288A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394472A (en) * | 2019-08-19 | 2019-11-01 | 佛山市宏石激光技术有限公司 | A kind of air spider |
| CN111118613A (en) * | 2020-02-21 | 2020-05-08 | 赵霞芬 | Multi-shaft rotating plate device |
| CN111185611A (en) * | 2020-01-13 | 2020-05-22 | 北京发那科机电有限公司 | Jack catch and chuck clamp |
| CN111185610A (en) * | 2020-01-14 | 2020-05-22 | 李克春 | Self-locking mechanical clamp |
| CN112571116A (en) * | 2021-02-25 | 2021-03-30 | 常州文旭机械有限公司 | Radial drilling clamp and method for locknut |
| CN112658468A (en) * | 2021-01-07 | 2021-04-16 | 华中科技大学 | Coordination clamping chuck with V-shaped groove claw head |
| CN112705782A (en) * | 2020-12-23 | 2021-04-27 | 浙江嘉泰激光科技股份有限公司 | Rear end clamp structure of pipe cutting machine |
| CN112894167A (en) * | 2021-01-25 | 2021-06-04 | 广东宏石激光技术股份有限公司 | Electric clamping chuck |
| CN113369708A (en) * | 2021-06-08 | 2021-09-10 | 黄建财 | Clamping device |
| CN113894721A (en) * | 2021-10-25 | 2022-01-07 | 武汉市工程科学技术研究院 | Slender pipe rotating and clamping mechanism and slender pipe processing equipment |
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| CN208437698U (en) * | 2018-07-06 | 2019-01-29 | 济南鼎点数控设备有限公司 | A kind of mechanical chuck |
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| CN205362727U (en) * | 2015-12-18 | 2016-07-06 | 浙江万丰科技开发股份有限公司 | Large -scale three -jaw chuck rotary fixture |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394472A (en) * | 2019-08-19 | 2019-11-01 | 佛山市宏石激光技术有限公司 | A kind of air spider |
| CN110394472B (en) * | 2019-08-19 | 2024-04-09 | 广东宏石激光技术股份有限公司 | Pneumatic chuck |
| CN111185611A (en) * | 2020-01-13 | 2020-05-22 | 北京发那科机电有限公司 | Jack catch and chuck clamp |
| CN111185611B (en) * | 2020-01-13 | 2024-03-01 | 北京发那科机电有限公司 | Clamping jaw and chuck clamp |
| CN111185610A (en) * | 2020-01-14 | 2020-05-22 | 李克春 | Self-locking mechanical clamp |
| CN111118613A (en) * | 2020-02-21 | 2020-05-08 | 赵霞芬 | Multi-shaft rotating plate device |
| CN112705782A (en) * | 2020-12-23 | 2021-04-27 | 浙江嘉泰激光科技股份有限公司 | Rear end clamp structure of pipe cutting machine |
| CN112705782B (en) * | 2020-12-23 | 2022-05-13 | 浙江嘉泰激光科技股份有限公司 | Rear end clamp structure of pipe cutting machine |
| CN112658468B (en) * | 2021-01-07 | 2022-05-20 | 华中科技大学 | Coordinated clamping chuck with V-shaped groove claw heads |
| CN112658468A (en) * | 2021-01-07 | 2021-04-16 | 华中科技大学 | Coordination clamping chuck with V-shaped groove claw head |
| CN112894167A (en) * | 2021-01-25 | 2021-06-04 | 广东宏石激光技术股份有限公司 | Electric clamping chuck |
| CN112571116A (en) * | 2021-02-25 | 2021-03-30 | 常州文旭机械有限公司 | Radial drilling clamp and method for locknut |
| CN113369708A (en) * | 2021-06-08 | 2021-09-10 | 黄建财 | Clamping device |
| CN113894721A (en) * | 2021-10-25 | 2022-01-07 | 武汉市工程科学技术研究院 | Slender pipe rotating and clamping mechanism and slender pipe processing equipment |
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Application publication date: 20190628 |