CN208342312U - Lathe quick clamping system - Google Patents

Abstract

The utility model provides lathe quick clamping system, it include: fixed platform and multiple quick clamping assemblies, quick clamping assembly is mounted on the top of fixed platform, quick clamping assembly includes Work pallet and clamping seats, Work pallet has clamp base and at least one annular snap joint chair, annular snap joint chair is fixed on the bottom of clamp base, and annular snap joint chair includes inner ring and outer rings.It can use inner ring and pneumatic chuck cooperate, realize Quick-clamped and the release of Work pallet, and multiple pneumatic chucks can unclamp Work pallet from multiple position Quick-clampeds, compared with clamp assemblies in the prior art, its structure is simple, easily fabricated, and operating efficiency is high.Moreover, can handle the workpiece of multiple quantity in a lathe, when one of workpiece is processed, other workpiece can be mounted or take away, reduce lathe free time.

Description

Lathe quick clamping system

Technical field

The utility model relates to field of fixtures, in particular to lathe quick clamping system.

Background technique

In the past, in the lathe waited in machining center, the state of Work pallet is fixed on for the workpiece of machining It is admitted to lathe.In order to which the Work pallet to be accurately positioned and fixed to the workbench of lathe, installed in workbench side Multiple clamp systems with the function of being positioned to Work pallet.Due to the limit of this body structure of Work pallet System, structure is complicated for existing clamp system, at high cost, complex process when not only manufacturing, assembling, but also very complicated when dismounting, It is difficult to Quick-clamped and installation, lathe free time is long, and utilization rate is low.

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides lathe quick clamping system.

Specifically, its technical solution is as follows:

A kind of lathe quick clamping system, comprising:

Fixed platform, the fixed platform are fixed on lathe, and the fixed platform is provided with a plurality of vent line；

Multiple quick clamping assemblies, the quick clamping assembly are mounted on the top of the fixed platform, the quick folder Holding component includes Work pallet and clamping seats, and the Work pallet has clamp base and at least one annular clamping Seat, the annular snap joint chair are fixed on the bottom of the clamp base, and the annular snap joint chair includes inner ring and outer rings, described interior It is fixedly connected between ring and outer ring by multiple dowels, the clamping seats have pedestal and multiple pneumatic chucks, the pneumatic clamps Head for clamping the inner ring when the Work pallet is mounted on the clamping seats, and the pneumatic chuck with it is described Inner ring corresponds, and the pneumatic chuck is mounted on the top of the pedestal, is provided in the pedestal for described pneumatic The gas circuit of collet gas supply combines, and the gas circuit branch in the gas circuit combination is connected to correspondingly with the vent line.

In some preferred embodiments, the vent line is flat from the side wall of the fixed platform into the fixation Platform, the gas circuit branch in gas circuit combination are connected to the corresponding vent line in the bottom of the pedestal.

In some preferred embodiments, fixed part and multiple movable parts, institute are provided at the top of the clamp base It states fixed part to be fixedly connected with the clamp base, the top of the clamp base is arranged along the direction perpendicular to the fixed part There are multiple sliding grooves, the sliding groove and the movable part correspond, and the movable part is slidably disposed on the cunning In dynamic slot, the movable part is provided with the locking mechanism for locking the movable part in the clamp base.

In some preferred embodiments, the pneumatic chuck includes cylinder body, piston component, movable balls and first gas Channel, the quantity of movable balls described in each pneumatic chuck be it is multiple, the piston component is slidably disposed on described In cylinder body, the movable balls are arranged in the ball mounting hole of the cylinder body, and the piston component is matched with the ball mounting hole Position be provided with ball mounting groove, the first gas passage is configured as pushing the piston component mobile using air pressure, makes The piston component drives the movable balls out of described in the ball mounting hole retraction ball mounting groove and leaves the ball installation Expose after slot from the ball mounting hole.

In some preferred embodiments, multiple collet mounting grooves, the collet peace are provided at the top of the pedestal Tankage and the pneumatic chuck correspond, and the pneumatic chuck is mounted in the collet mounting groove.

In some preferred embodiments, the cylinder body is an integral structure, and is internally provided with and is axially extended Stepped hole, the stepped hole run through the cylinder body both ends, the stepped hole include the first hole section and the second hole section, described first The diameter of hole section is less than the diameter of second hole section, the ball mounting hole be located at the cylinder body positioned at first hole section Side；

The piston component includes the piston rod and piston plate of integral type, and the piston plate is movably set in described In two hole sections and sealed connection between the two, the piston rod are located in first hole section, and the ball mounting groove is located at described On piston rod；

The first gas passage is connected to the cavity between second hole section and the piston plate.

In some preferred embodiments, the outside of the cylinder body be in ladder rod structure, including be sequentially arranged first Diameter segment, second diameter section and third diameter segment, the second diameter section, the first diameter section and the third diameter segment Diameter sequentially reduces；

The outer surface of the first diameter section is provided with the annular groove for installing sealing ring, the end of the second diameter section Face setting is located at the third diameter for the first fixed structure that the cylinder body and the pedestal is fixed, the ball mounting hole Section.

It in some preferred embodiments, further include second gas channel, the second gas channel is by described first Cascaded surface between diameter segment and the second diameter section enters the cylinder body, and is connected to the piston rod and second hole section Between gap；

The third diameter segment has gap and external the be connected between the piston rod and second hole section One stomata.

It in some preferred embodiments, further include third gas channel, the third gas channel is by described first Cascaded surface between diameter segment and the second diameter section enters the cylinder body, and straight by the second diameter section and the third Cascaded surface between diameter section leaves the cylinder body；

When the Work pallet is mounted on the clamping seats, the lower end surface of the inner ring abuts the second diameter Cascaded surface between section and the third diameter segment, and seal the third gas channel.

In some preferred embodiments, the bottom of the collet mounting groove is provided with the 4th gas passage, for from The external of the cylinder body pushes the piston plate.

The utility model at least has the advantages that

The lathe quick clamping system provided according to utility model, comprising: fixed platform, fixed platform are fixed on lathe On, fixed platform is provided with a plurality of vent line；Multiple quick clamping assemblies, quick clamping assembly are mounted on the top of fixed platform Portion, quick clamping assembly include Work pallet and clamping seats, and Work pallet has clamp base and at least one ring Shape is clamped seat, and annular snap joint chair is fixed on the bottom of clamp base, and annular snap joint chair includes inner ring and outer rings, inner ring and outer rings it Between be fixedly connected by multiple dowels, clamping seats have pedestal and multiple pneumatic chucks, pneumatic chuck be used for workpiece accompany press from both sides Tool clamps inner ring when being mounted on clamping seats, and pneumatic chuck and inner ring correspond, and pneumatic chuck is installed at the top of the base, The gas circuit combination for supplying to pneumatic chuck is provided in pedestal, the gas circuit branch and vent line one in gas circuit combination are a pair of It is connected to answering.Thus, it is possible to cooperate using inner ring and pneumatic chuck, Quick-clamped and the release of Work pallet are realized, and And multiple pneumatic chucks can unclamp Work pallet from multiple position Quick-clampeds, with clamp assemblies phase in the prior art Than structure is simple, and easily fabricated, operating efficiency is high.Moreover, the setting of mostly set quick clamping assembly, so that in a lathe The workpiece that can handle multiple quantity, when one of workpiece is processed, other workpiece can be mounted or take away, reduce Lathe free time.

To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and Cooperate appended attached drawing, is described in detail below.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the oblique view of lathe quick clamping system in the utility model embodiment；

Fig. 2 is the explosive view of lathe quick clamping system in the utility model embodiment；

Fig. 3 is the oblique view of fixed platform in the utility model embodiment；

Fig. 4 is the oblique view of quick clamping assembly in the utility model embodiment；

Fig. 5 is the explosive view of quick clamping assembly in the utility model embodiment；

Fig. 6 is the first oblique view of Work pallet in the utility model embodiment；

Fig. 7 is the second oblique view of Work pallet in the utility model embodiment；

Fig. 8 is the explosive view of Work pallet in the utility model embodiment；

Fig. 9 is the oblique view of clamping seats in the utility model embodiment；

Figure 10 is the top view of clamping seats in the utility model embodiment；

Figure 11 is the left view of clamping seats in the utility model embodiment；

Figure 12 is the explosive view of clamping seats in the utility model embodiment；

Figure 13 is the oblique view of pneumatic chuck in the utility model embodiment；

Figure 14 is the front view of pneumatic chuck in the utility model embodiment；

Figure 15 is the sectional view along A-A of Figure 14；

Figure 16 is the left view of pneumatic chuck in the utility model embodiment；

Figure 17 is the B-B direction cross-sectional view of Figure 16；

Figure 18 is the explosive view of pneumatic chuck in the utility model embodiment；

Figure 19 is the sectional view along A-A of Figure 10；

Figure 20 is the B-B direction cross-sectional view of Figure 11.

Main element symbol description:

1- lathe quick clamping system；3- quick clamping assembly；40- Work pallet；401- clamp base；402- is solid Determine portion；403- movable part；4031- movable rack；4032- frame；4033- voussoir；4034- lock screw；405- sliding groove； 406- annular snap joint chair；4061- inner ring；4062- outer ring；4063- dowel；407- through-hole；408- fastening bolt；409- is fixed Rack gear；4- clamping seats；10- pneumatic chuck；101- cylinder body；1011- first diameter section；1012- second diameter section；1013- third Diameter segment；102- movable balls；103- plug；104- bolt；The second stomata of 105-；The first stomata of 106-；107- sealing ring；108- First gas passage；109- second gas channel；110- ball mounting groove；111- piston component；1111- piston plate；1112- piston Bar；112- spring；113- spring guide pin；114- stepped hole；The first hole section of 1141-；The second hole section of 1142-；115- third gas Channel；116- spring mounting hole；117- fixed hole；20- pedestal；21- gas circuit branch；22- air-path interface；The installation of 23- collet Slot；The 4th gas passage of 24-；The second fixed structure of 30-；5- fixed platform；51- vent line；52- fastener mounting base.

Specific embodiment

Hereinafter, the various embodiments of the utility model will be described more fully.The utility model can have various realities Example is applied, and can adjust and change wherein.It should be understood, however, that: there is no limit the various embodiments of the utility model In the intention of specific embodiment disclosed herein, but the utility model should be interpreted as covering falling into the various of the utility model All adjustment, equivalent and/or optinal plan in the spirit and scope of embodiment.

It hereinafter, can the term " includes " used in the various embodiments of the utility model or " may include " instruction institute Disclosed function, operation or the presence of element, and the increase of one or more functions, operation or element is not limited.In addition, As used in the various embodiments of the utility model, term " includes ", " having " and its cognate are meant only to indicate specific Feature, number, step, operation, the combination of element, component or aforementioned item, and be understood not to exclude one or first A number of other features, number, step, operation, element, component or aforementioned item combined presence or increase one or more spies Sign, number, step, operation, element, component or aforementioned item combination a possibility that.

In the various embodiments of the utility model, states "or" or " at least one of A or/and B " includes while arranging Any combination of text out or all combinations.For example, statement " A or B " or " at least one of A or/and B " may include A, can It including B or may include A and B both.

The statement (" first ", " second " etc.) used in the various embodiments of the utility model can be modified various Various constituent element in embodiment, but respective sets can not be limited into element.For example, the above statement is not intended to limit the element Sequence and/or importance.The above statement is only used for the purpose for differentiating an element and other elements.For example, first uses Family device and second user device indicate different user device, although the two is all user apparatus.For example, practical not departing from In the case where the range of novel various embodiments, first element is referred to alternatively as second element, and similarly, second element can also quilt Referred to as first element.

It should also be noted that in the present invention, unless otherwise specific regulation and definition, " installation ", " connection ", " fixation " Equal terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection or being integrally connected；It can be with It is mechanical connection, is also possible to be electrically connected；It can be and be directly connected to, and can be indirectly connected through an intermediary；It can be Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be Concrete meaning in the present invention.

In the present invention, those skilled in the art are it is to be appreciated that indicating position or position in text The term of relationship is orientation based on the figure or positional relationship, is merely for convenience of description the utility model and simplification is retouched It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation Make, therefore should not be understood as limiting the present invention.

The term used in the various embodiments of the utility model is used only for the purpose of describing specific embodiments and simultaneously It is not intended to the various embodiments of limitation the utility model.As used herein, singular is intended to also include plural form, unless Context is expressly otherwise indicated.Unless otherwise defined, otherwise all terms used herein (including technical term and science Term) there is contain identical with the various normally understood meanings of embodiment one skilled in the art of the utility model Justice.The term (term such as limited in the dictionary generally used) be to be interpreted as have in the related technical field The identical meaning of situational meaning and Utopian meaning or meaning too formal will be interpreted as having, unless this It is clearly defined in the various embodiments of utility model.

Embodiment

Also referring to 1- Fig. 3, lathe quick clamping system 1 is present embodiments provided, including fixed platform 5 and multiple fast Fast clamp assemblies 3.Wherein, fixed platform 5 is fixed in lathe (not shown), and fixed platform 5 is provided with a plurality of snorkel Road 51, quick clamping assembly 3 are mounted on the top of fixed platform 5.

Specifically, quick clamping assembly 3 includes Work pallet 40 and clamping seats 4.In the present embodiment, workpiece is accompanied Fixture 40 is used to clamp workpiece and quickly presss from both sides with the pneumatic chuck 10 in workpiece movement and the intracardiac clamped seat 4 of work in-process Tight and release.Specifically, structure includes and at least one annular snap joint chair 406, it is preferable that the quantity of annular snap joint chair 406 It is two.Wherein clamp base 401 is the main structure of Work pallet 40, the preferred block structure of structure, top table Face flatness with higher.In the present embodiment, the top of clamp base 401 is provided with fixed part 402 and multiple movable parts 403, fixed part 402 is fixedly connected with clamp base 401, fixed part 402 as one preferred, fixed part 402 and fixture base Seat 401 is an integral structure, and as Figure 6-Figure 8, fixed part 402 is strip block structure, by the top of clamp base 401 One side edge is stretched out straight up.

The top of clamp base 401 is provided with multiple sliding grooves 405, sliding groove 405 along the direction perpendicular to fixed part 402 It is corresponded with movable part 403, and movable part 403 is slidably disposed in sliding groove 405, movable part 403, which is provided with, to be used for The locking mechanism of movable part 403 is locked in clamp base 401.The locking mechanism of property, locking mechanism include as an example It is fixed on the stationary rack 409 of sliding groove 405, there is the movable rack 4031 engaged with stationary rack 409 on movable part 403, Movable rack 4031 can be engaged from the lower section of stationary rack 409 with stationary rack 409, and being connected on movable rack 4031 can be upper and lower Voussoir 4032, the voussoir retaining mechanism of adjusting, voussoir retaining mechanism can be made of length-adjustable frame 4033, can utilize Lock screw 4034 adjusts 4033 length of frame to lock and unclamp voussoir 4032.It should be noted that above-mentioned locking mechanism is only It is a kind of example, the limitation to the range of locking mechanism cannot be construed to, can also be formed using other structures, no longer into one Step narration.

In the present embodiment, annular snap joint chair 406 is fixed on the bottom of clamp base, and annular snap joint chair 406 includes inner ring 4061 and outer ring 4062, it is fixedly connected between inner ring 4061 and outer ring 4062 by multiple dowels 4063.Wherein, inner ring 4061 can Cooperate with pneumatic chuck, is particularly suitable for the pneumatic chuck that clamping head is cylindrical structure.Preferably, the shape of inner ring 4061 is Full circle hole shape or kidney-shaped hole shape.

Preferably, the quantity of annular snap joint chair 406 is two.Preferably, the top of dowel 4063 has threaded hole, folder Having pedestal 401 has through-hole 407 with the matched position of threaded hole, and dowel 4063 and clamp base 401 have multiple fastenings Bolt 408, fastening bolt 408 cooperate after passing through through-hole 407 from the top of clamp base 401 with threaded hole.

Preferably, the quantity of movable part 403 is three.Since the quantity of movable part 403 is three, so that workpiece retinue folder Tool 40 has biggish flexibility, and workpiece lesser for size can be into a movable part 403 be used, for larger-size work More movable parts 403 can be used in part.

Also referring to 9- Figure 12, Figure 19, Figure 20, clamping seat tool 4 has pedestal 20 and multiple pneumatic chucks 10, pneumatic clamps First 10 for clamping inner ring when Work pallet 40 is mounted on clamping seats 4, and pneumatic chuck 10 and inner ring 4061 are one by one Corresponding, pneumatic chuck 10 is mounted on the top of pedestal 20, and the gas circuit group for supplying to pneumatic chuck 10 is provided in pedestal 20 It closes.Gas circuit combination includes a plurality of gas circuit branch 21, and the gas circuit branch in gas circuit combination is connected to correspondingly with vent line 51. Preferably, it is additionally provided with multiple second fixed structures 30, such as the combination of bolt, threaded hole on pedestal 20, pedestal 20 is consolidated Surely other pedestals are arrived, such as on the pedestal in machining center.

Pedestal 20 as one preferred, for blocky entity (non-hollow box like structure) pedestal, a plurality of gas circuit branch 21 Enter pedestal 20 from the outer surface of pedestal 20, and in 20 internal stretch of pedestal.Preferably, the top of pedestal 20 is provided with multiple folders Head mounting groove 23, collet mounting groove 23 and pneumatic chuck 10 correspond, and pneumatic chuck 10 is mounted in collet mounting groove 23.

In the present embodiment, as shown in Figure 13-Figure 18, pneumatic chuck 10 includes cylinder body 101, piston component 111 and multiple work Dynamic ball 102.Wherein, cylinder body 101 is an integral structure, and is internally provided with the stepped hole 114 axially extended, specifically, cylinder Body 101 is the columnar structured of multisection type, and stepped hole 114 is arranged on the axial line of cylinder body 101.Stepped hole 114 runs through cylinder body 101 both ends, stepped hole 114 include the first hole section 1141 and the second hole section 1142, and the diameter of the first hole section 1141 is less than second The diameter of hole section 1142, cylinder body 101 have the first hole section 1141 of multiple connections and cylinder body in the side for being located at the first hole section 1141 Ball mounting hole outside 101.

In the present embodiment, piston component 111 includes the piston rod 1112 and piston plate 1111 of integral type, and piston plate 1111 can It is movably set in the second hole section 1142 and is tightly connected therebetween, wherein sealed connection between the two is close by elasticity Sealing is constituted, and elastic sealing element is fixed on the side of piston plate 1111 or the inner wall of the second hole section 1142 by annular groove.It is living Stopper rod 1112 is located in the first hole section 1141, and piston rod 1112 is being provided with ball mounting groove 110 with the matched position of ball mounting hole. Specifically, the second hole section 1142, piston rod 1112, piston plate 1111, the first hole section 1141 diameter be sequentially increased so that piston Bar 1112 is constrained to move in the first hole section 1141, and the second hole section 1142 is constrained to can only be in the second hole section 1142 Interior movement.Wherein, piston rod 1112 specifically can be with the matched position of ball mounting hole, when piston plate 1111 is horizontally disposed, When piston rod 1112 is located at the surface of piston plate 1111, ball mounting groove 110 is located at close to the position of 1112 upper end of piston rod, It is easily installed clamped object in this way.

In the present embodiment, movable balls 102 and ball mounting hole are corresponded, and one end of movable balls 102 is located in ball mounting hole, The other end of movable balls 102 is able to enter ball mounting groove 110.Specifically, ball mounting hole is obliquely installed, when cylinder body 101 and piston When component 111 is all placed vertically, as shown in figure 9, ball mounting hole is obliquely installed, when piston rod 1112 is moved to ball is installed in this way When slot 110 is concordant with ball mounting hole, movable balls 102 can be fallen into ball mounting groove 110 under gravity.Conversely, working as piston When bar 1112 moves up, the cell wall of ball mounting groove 110 pushes up movable balls 102 and leaves ball mounting groove 110 and install from ball The outer surface of hole exposing cylinder body 101.

As shown in figure 15, pneumatic chuck 10 includes first gas passage 108, and first gas passage 108 is connected to the second hole section Cavity between 1142 and piston plate 1111 drives piston rod 1112 and lives for pushing piston component 111 mobile using air pressure Dynamic ball 102 exposes out of ball mounting hole retraction ball mounting groove 110 and after leaving ball mounting groove 110 from ball mounting hole.

Specifically, the outside of cylinder body 101 is in ladder rod structure, and the first diameter section 1011, second including being sequentially arranged is straight Diameter section 1012 and third diameter segment 1013, the diameter of second diameter section 1012, first diameter section 1011 and third diameter segment 1013 Sequentially reduce.The outer surface of first diameter section 1011 is provided with the annular groove for installing sealing ring 107, enables cylinder body 101 Enough and pedestal 20 is tightly connected.First for fixing cylinder body 101 and external structure is arranged in the end face of second diameter section 1012 Fixed structure, specifically, the first fixed structure include the fixed hole of the upper and lower end faces through second diameter section 1012 117, thereby, it is possible to be fixed cylinder body 101 with external structure by wearing bolt 104.Wherein, ball mounting hole is located at third diameter Section 1013.First gas passage 108 enters cylinder body by the cascaded surface between first diameter section 1011 and second diameter section 1012 101。

As shown in Figure 19, Figure 20, gas circuit combination includes the gas circuit branch 21 of connection first gas passage 108.Correspondingly, exist The outer surface (preferably side) of pedestal 20 have with this air-path interface 22 that gas circuit branch 21 be connected to all the way, be used for external air source Introduce first gas passage 108.Preferably, be connected to first gas passage 108 this gas circuit branch 21 extends to pedestal 20 all the way Top end surface, for being connected to first gas passage 108 when pneumatic chuck 10 is mounted in collet mounting groove 23.

Preferably, multiple springs 112, spring 112 are provided between piston plate 1111 and the inner face of the second hole section 1142 Both ends abut the inner face of piston plate 1111 and the second hole section 1142 respectively.It, can be in gas due to being provided with multiple springs 112 When dynamic collet 10 stops working, piston component is made to automatically reset under the action of spring 112.

Preferably, multiple spring guide pins 113, spring are provided between piston plate 1111 and the inner face of the second hole section 1142 Guide pin 113 and spring 112 correspond, and spring 112 is set on spring guide pin 113.It, can by the way that spring guide pin 113 is arranged The deformation direction of limited spring 112 avoids inclination, shaking etc. from occurring so that piston component 111 stablizes movement in cylinder body 101, And then avoid result in clamp precision reduction.

Preferably, the disk of the end face of stepped hole 114 and piston plate 1111 is both provided with 113 mounting hole of spring guide pin and bullet Spring mounting hole 116.The setting of spring 112 and spring guide pin 113 is so that the internal piston component 111 of pneumatic chuck 10 has stabilization Reliable reset capability.

Preferably, the cylinder of second diameter section 1012 is provided with threaded hole, and threaded hole is connected to first gas passage 108, spiral shell Plug 103 is configured in pit.

It preferably, further include second gas channel 109, second gas channel 109 is straight by first diameter section 1011 and second Cascaded surface between diameter section 1012 enters cylinder body 101, and the gap being connected between piston rod 1112 and the second hole section 1142.It is preferred that Ground, third diameter segment 1013 have the first stomata for being connected in the gap between piston rod 1112 and the second hole section 1142 with outside 106。

Preferably, gas circuit combination further includes the gas circuit branch 21 for being connected to second gas channel 109.Correspondingly, in pedestal 20 Outer surface (preferably side) have with this air-path interface 22 that gas circuit branch 21 be connected to all the way, for by external air source introducing the Two gas passages 109.Preferably, being connected to this of second gas channel 109, gas circuit branch 21 extends to the top of pedestal 20 all the way End face, for being connected to second gas channel 109 when pneumatic chuck 10 is mounted in collet mounting groove 23.

By the way that second gas channel 109 is arranged, and the first stomata 106 in second diameter section 1012 is combined, has and utilize Gas auxiliary manipulator with pressure pushes inner ring 4061, the effect of cleaning pneumatic chuck 10, Work pallet 40.

It preferably, further include third gas channel 115, third gas channel 115 is straight by first diameter section 1011 and second Cascaded surface between diameter section 1012 enters cylinder body 101, and by the ladder between second diameter section 1012 and third diameter segment 1013 Leave cylinder body 101 in face.When Work pallet 40 is mounted on clamping seats 4, the lower end surface of inner ring 4061 abuts second diameter section Cascaded surface between 1012 and third diameter segment 1013, and seal third gas channel 115.Preferably, gas circuit, which combines, further includes It is connected to the gas circuit branch 21 in third gas channel 115.Correspondingly, have with this all the way in the outer surface (preferably side) of pedestal 20 The air-path interface 22 that gas circuit branch 21 is connected to, for external air source to be introduced third gas channel 115.Preferably, it is connected to third Gas circuit branch 21 extends to the top end surface of pedestal 20 all the way for this of gas passage 115, for being mounted on folder in pneumatic chuck 10 When in head mounting groove 23, it is connected to third gas channel 115.

Preferably, the cascaded surface between second diameter section 1012 and third diameter segment 1013 have the second stomata 105, second Cascaded surface between diameter segment 1012 and third diameter segment 1013 has bright and clean planar section, so that when inner ring 4061 is in close contact the When cascaded surface between two diameter segments 1012 and third diameter segment 1013, the second stomata 105 is sealed, it can be logical using third gas The air-leakage test in road 115 checks whether inner ring 4061 is clamped in place.

Preferably, the cylinder of second diameter section 1012 is provided with threaded hole, and threaded hole is connected to second gas channel 109, spiral shell Plug 103 is configured in pit.

Preferably, the bottom of collet mounting groove 23 is provided with the 4th gas passage 24, for pushing from the external of cylinder body 101 Piston plate 1111.The 4th gas passage 24 can be used cooperatively with first gas passage 108 as a result, and one from inside towards one A direction pushes piston component 111, another pushes piston component 111 from external in the opposite direction, enables piston component 111 Enough two-way automatic slidings.

The present embodiment at least has the advantages that

Thus, it is possible to cooperate using inner ring 4061 and pneumatic chuck 10,10 clamping and release inner ring 4061 of pneumatic chuck is utilized Realize Work pallet 40 Quick-clamped and release, structure is simple, it is easily fabricated, assembling when it is at low cost, operate it is convenient, And it is stable, the service life is long.Moreover, the setting of mostly set quick clamping assembly 3, so that can handle multiple numbers in a lathe The workpiece of amount, when one of workpiece is processed, other workpiece can be mounted or take away, when reducing the lathe free time Between.

It will be appreciated by those skilled in the art that the accompanying drawings are only schematic diagrams of a preferred implementation scenario, module in attached drawing or Process is not necessarily implemented necessary to the utility model.

It will be appreciated by those skilled in the art that the module in device in implement scene can be described according to implement scene into Row is distributed in the device of implement scene, can also be carried out corresponding change and is located at the one or more dresses for being different from this implement scene In setting.The module of above-mentioned implement scene can be merged into a module, can also be further split into multiple submodule.

Above-mentioned the utility model serial number is for illustration only, does not represent the superiority and inferiority of implement scene.

Disclosed above is only several specific implementation scenes of the utility model, and still, the utility model is not limited to This, the changes that any person skilled in the art can think of should all fall into the protection scope of the utility model.

Claims (10)

1. a kind of lathe quick clamping system characterized by comprising

Fixed platform, the fixed platform are fixed on lathe, and the fixed platform is provided with a plurality of vent line；

Multiple quick clamping assemblies, the quick clamping assembly are mounted on the top of the fixed platform, the fast clamp group Part includes Work pallet and clamping seats, and the Work pallet has clamp base and at least one annular snap joint chair, The annular snap joint chair is fixed on the bottom of the clamp base, and the annular snap joint chair includes inner ring and outer rings, the inner ring It is fixedly connected between outer ring by multiple dowels, the clamping seats have pedestal and multiple pneumatic chucks, the pneumatic chuck For clamping the inner ring when the Work pallet is mounted on the clamping seats, and the pneumatic chuck with it is described interior Ring corresponds, and the pneumatic chuck is mounted on the top of the pedestal, is provided in the pedestal for the pneumatic clamps The gas circuit of head gas supply combines, and the gas circuit branch in the gas circuit combination is connected to correspondingly with the vent line.

2. lathe quick clamping system according to claim 1, which is characterized in that the vent line is flat from the fixation The side wall of platform enters the fixed platform, and the gas circuit branch in the gas circuit combination is connected to corresponding institute in the bottom of the pedestal State vent line.

3. lathe quick clamping system according to claim 1 or 2, which is characterized in that set at the top of the clamp base It is equipped with fixed part and multiple movable parts, the fixed part is fixedly connected with the clamp base, the top edge of the clamp base The direction of the fixed part is provided with multiple sliding grooves, the sliding groove and the movable part correspond, and described Movable part is slidably disposed in the sliding groove, and the movable part is provided with for described in the locking in the clamp base The locking mechanism of movable part.

4. lathe quick clamping system according to claim 1 or 2, which is characterized in that the pneumatic chuck include cylinder body, Piston component, movable balls and first gas passage, the quantity of movable balls described in each pneumatic chuck are multiple, the work Plug assembly is slidably disposed in the cylinder body, and the movable balls are arranged in the ball mounting hole of the cylinder body, the piston Component is being provided with ball mounting groove with the matched position of ball mounting hole, and the first gas passage is configured as utilizing air pressure It pushes the piston component mobile, makes the piston component that the movable balls be driven to install from ball described in the ball mounting hole retraction Expose in slot and after leaving the ball mounting groove from the ball mounting hole.

5. lathe quick clamping system according to claim 4, which is characterized in that be provided at the top of the pedestal multiple Collet mounting groove, the collet mounting groove and the pneumatic chuck correspond, and the pneumatic chuck is mounted on the collet peace In tankage.

6. lathe quick clamping system according to claim 5, which is characterized in that the cylinder body is an integral structure, It is internally provided with the stepped hole axially extended, the stepped hole runs through the both ends of the cylinder body, and the stepped hole includes first Hole section and the second hole section, the diameter of first hole section are less than the diameter of second hole section, and the ball mounting hole is located at described The side positioned at first hole section of cylinder body；

The piston component includes the piston rod and piston plate of integral type, and the piston plate is movably set in second hole In section and sealed connection between the two, the piston rod are located in first hole section, and the ball mounting groove is located at the piston On bar；

The first gas passage is connected to the cavity between second hole section and the piston plate.

7. lathe quick clamping system according to claim 6, which is characterized in that the outside of the cylinder body is in ladder column knot Structure, including the first diameter section, second diameter section and third diameter segment being sequentially arranged, the second diameter section, described first are directly The diameter of diameter section and the third diameter segment sequentially reduces；

The outer surface of the first diameter section is provided with the annular groove for installing sealing ring, and the end face of the second diameter section is set It sets for the first fixed structure that the cylinder body and the pedestal is fixed, the ball mounting hole is located at the third diameter segment.

8. lathe quick clamping system according to claim 7, which is characterized in that it further include second gas channel, it is described Second gas channel enters the cylinder body by the cascaded surface between the first diameter section and the second diameter section, and is connected to institute State the gap between piston rod and second hole section；

The third diameter segment has the first gas for being connected in the gap between the piston rod and second hole section with outside Hole.

9. lathe quick clamping system according to claim 7, which is characterized in that it further include third gas channel, it is described Third gas channel enters the cylinder body by the cascaded surface between the first diameter section and the second diameter section, and by described Cascaded surface between second diameter section and the third diameter segment leaves the cylinder body；

When the Work pallet is mounted on the clamping seats, the lower end surface of the inner ring abut the second diameter section and Cascaded surface between the third diameter segment, and seal the third gas channel.

10. lathe quick clamping system according to claim 6, which is characterized in that the bottom of the collet mounting groove is set It is equipped with the 4th gas passage, for pushing the piston plate from the external of the cylinder body.