CN206029381U - Pneumatic clamp - Google Patents
Pneumatic clamp Download PDFInfo
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- CN206029381U CN206029381U CN201620955908.2U CN201620955908U CN206029381U CN 206029381 U CN206029381 U CN 206029381U CN 201620955908 U CN201620955908 U CN 201620955908U CN 206029381 U CN206029381 U CN 206029381U
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- 238000010030 laminating Methods 0.000 claims abstract description 15
- 230000033001 locomotion Effects 0.000 claims description 33
- 238000013461 design Methods 0.000 claims description 14
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- 238000005452 bending Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
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- 238000003825 pressing Methods 0.000 claims description 5
- 230000013011 mating Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 8
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- 230000015572 biosynthetic process Effects 0.000 description 1
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- 238000005520 cutting process Methods 0.000 description 1
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Abstract
The utility model provides a pneumatic clamp, it includes preceding cylinder, preceding cylinder ejecting rod, threaded, preceding centering block, threaded, arm -tie, slider, kicking block, base, apron, pull rod, draws piece, locating piece. Preceding centering block of cylinder ejecting rod and then promotion and arm -tie travelled forward before preceding cylinder drove, and preceding centering block promotes the slider and the kicking block travels forward, and the slider forces the pull rod to move left, and the kicking block promotes to draw the piece to travel forward, and when waiting to draw a preceding terminal surface to begin to surmount work piece front end pinch plane, the pull rod draws a right -hand member face laminating until left end face and work piece, realizes that the clamp on right side is tight. The kicking block also withstood the preceding terminal surface of work piece this moment, and through a cylinder, two -way clamp is tight, adds a lower cylinder again, upwards pushed up down from the work piece and pressed from both sides tight work piece. The utility model discloses an advantage: small, the clamp of accomplishing three orientation through two cylinders is tight, has reduced cylinder quantity effectively, has improved same equipment work piece clamping quantity, simplifies the production process, improves productivity, reduction in production cost.
Description
Technical field
This utility model is related to fixture industry, especially belongs to pneumatic.
Background technology
In recent years, Digit Control Machine Tool, machining center, group technology, flexible manufacturing system,（FMS）Answering etc. new process technology
With following new requirement is proposed to jig：Can quickly and easily service new product operation, to shorten Operational preparation
In the cycle, reduce production cost；One group of clamping of energy has the workpiece of similarity feature；Can be suitably used for precision machined high precision machine tool
Fixture；Can be suitably used for the Novel jig of various modernization manufacturing technologies；Adopt the efficient folder with Hydraulic Station etc. as power source
Tight device, further reduces labor intensity and raises labour productivity；Improve the standardization level of jig.Enter 20 abroad
For many years, it is rapid about pneumatic industry development.The seventies, hydraulic pressure compare 9 with the output value of pneumatic element:1, and the present after 20 years
My god, the America and Europe, Japan and other countries in industry prosperity, the ratio have reached 6:4.The price of air-actuated jaw is lower than the fixture of hydraulic pressure
It is many, it is believed that pneumatic industry must exceed hydraulic pressure in the near future.So air-actuated jaw also can be slowly become main flow.Japan
SMC, the PARKER of FESTO, the NORGREN of Britain and the U.S. of Germany be all well-known startup industry and enterprise.With society
Development, fixture is the indispensable part of machining, in machine tool technology to high speed, efficient, accurate, compound, intelligence, environmental protection
Under the drive that direction is developed, clamp technology just develops towards high-precision, efficient, module, combination, general, economic direction.Simultaneously with plus
The result of the manufacturing Developing High-speed cutting of work, greatly shortens flexible working hours, and labor productivity is improved；Popularization air-actuated jaw is must
Want, air-actuated jaw is easy to operate, greatly can reduce labor intensity；Pneumatic reaction speed is fast, thus shortens auxiliary in production
Time, improve productivity ratio；Air-actuated jaw is to the less demanding of pneumatic element, it is easy to manufacture, while air-actuated jaw is easy to modernization
Manufacture.
The content of the invention
It is the purpose of this utility model to develop air-actuated jaw, designs two-way pneumatic fixture, leads to a cylinder
Cross link gear and realize that the clamping of both direction is realized in the motion of clamp system three degree of freedom, so that workpiece is positioned completely,
Meet processing request.
Using two cylinders, one of clamping force for providing from bottom to top, while another cylinder passes through an associating
Motivation structure realizes the clamping to workpiece front end and right flank.
This utility model solves the mentality of designing adopted by its technical problem and technical scheme is as follows：A kind of air-actuated jaw,
Which is characterized by it includes front air cylinder（6）, front air cylinder push rod（7）, threaded（8）, front centering block（9）, threaded（10）, arm-tie
（11）, slide block（12）, jacking block（13）, base（14）, cover plate（15）, pull bar（16）, pulling block（17）, locating piece（2）, front air cylinder top
Bar（7）With front air cylinder（6）Connection, front air cylinder（6）Drive front air cylinder push rod（7）Realize elastic, front air cylinder push rod（7）In
Portion has open slot（7-1）, front centering block（9）Installed in front air cylinder push rod（7）Open slot（7-1）It is central, use threaded（8）It is logical
Later pin-and-hole（7-2）And long slot bore（9-1）Connect, now front centering block（9）Possesses certain amount of swinging, in open slot（7-
1）In be further fixed on an arm-tie（11）, positioned at front centering block（9）Front, uses threaded（10）Through connecting hole（7-3）And arm-tie
Hole（11-1）It is fixed on open slot（7-1）In, front centering block（9）For clamping, arm-tie（11）For unclamping, base（14）Positioned at front
Ejecting rod of cylinder（7）Front, base（14）On be designed with pull bar groove（14-1）, pulling block groove（14-2）, locating piece groove
（14-3）, pull bar（16）Installed in pull bar groove（14-1）In, pulling block groove（14-2）For getting out of the way jacking block（13）, locating piece peace
Loaded on locating piece groove（14-3）In, locating piece（2）For "U" shaped, base is locked in screw（14）On, workpiece is put into locating piece
（2）U-type groove（2-1）In, the opening direction on the right side of workpiece is located for the machined surface of workpiece, the second datum level of workpiece（1-2）With
Locating piece（2）Lower plane（2-2）The positioning of above-below direction, locating piece are realized in laminating（2）Front side top be designed with and get out of the way top
Block（13）Resigning breach（2-3）, jacking block（13）Installed in cover plate（15）Jacking block groove（15-2）In, it is designed with side and drawing
Plate（11）The jacking block breach being engaged（13-1）, floor design has jacking block inserting slot（13-2）, pulling block（17）It is fastened in jacking block inserting slot
（13-2）On, jacking block（13）Jacking block breach（13-1）It is stuck in arm-tie（11）On, the other end is from locating piece（2）Resigning breach
（2-3）In pass through, pulling block（17）At right angles, pulling block（17）Left side have pulling block inclined-plane（17-1）, with cover plate（15）Force oblique
Face（15-3）It is engaged, binding face（17-3）It is the face with workpiece pressing, pulling block right side（17-2）It is and pull bar（16）Match somebody with somebody
Conjunction face, slide block（12）Installed in cover plate（15）Slide block slot（15-1）In, slide block（12）For cuboid, it is designed with side and drawing
Plate（11）The slide block breach being engaged（12-2）, floor design has skewed slot（12-1）, pull bar（16）For hook-shaped, the pull bar of bending
（16）On have and skewed slot（12-1）The pull bar being engaged is raised（16-2）, slide block（12）Slide block breach（12-2）It is stuck in arm-tie
（11）On, the other end passes through skewed slot（12-1）With pull bar（16）Connect, pull bar（16）The working face of bending（16-1）With pulling block
Right side（17-2）It is engaged, compresses pulling block from right to left（17）And then force pulling block（17）Workpiece pressing right flank, cover plate
（15）It is pressed in slide block（12）And jacking block（13）Top, cover plate（15）Have and slide block（12）The slide block slot of cooperation（15-1）, with top
Block（13）The jacking block groove of cooperation（15-2）, in jacking block groove（15-2）Side on have pressure inclined-plane（15-3）, front centering block（9）A left side
There are two arc convex on the right side（9-2）, two arc convex（9-2）Slide block is promoted respectively（12）And jacking block（13）Travel forward, it is sliding
Block（12）In forward movement, its skewed slot（12-1）By with pull bar（16）Pull bar it is raised（16-2）Cooperate, compel
Make pull bar（16）In base（14）Pull bar groove（14-1）It is interior to left movement, and jacking block（13）Its top in forward movement
Block inserting slot（13-2）With pulling block（17）Coordinate and promote pulling block（17）Travel forward, pulling block（17）Its pulling block inclined-plane during firm setting in motion
（17-1）Not yet move to cover plate and force inclined-plane（15-3）, now pulling block left side（17-3）With workpiece right side in cover plate（15）
Restriction under remain certain gap, treat pulling block（17）Move forward to its front end face to start to surmount workpiece front end clamping face
When, pulling block（17）Pulling block inclined-plane（17-1）Start to ride over cover plate and force inclined-plane（15-3）, now pulling block left side（17-3）Tool
Standby and workpiece（1）The activity space of its right end face laminating, and pull bar（16）Due in slide block（12）Drive under constantly transport to the left
Move, now pull bar（16）Working face（16-1）Start and pulling block right side（17-2）Laminating, pulls pulling block（17）Force to
Left movement, until pulling block left side（17-3）With workpiece（1）Right side laminating, realize to workpiece（1）Direction from right to left
Clamp, now jacking block（13）Also workpiece front end face is withstood to move its front end in place, and the processing of the tolerance of workpiece and each workpiece
Error guarantee that both direction simultaneously clamp on workpiece to the impact for clamping to have eliminated by swinging for front centering block, by above-mentioned
The motion of the three degree of freedom of mechanism is realizing the clamping to workpiece in both directions.
Also there is a lower cylinder, pushed up from the lower section of workpiece upwards by middle force transmission mechanism, make the second benchmark of workpiece
Face is fitted with the lower plane of locating piece, and cylinder is realized stretching up and down by lower cylinder push rod, passes through spiral shell in lower cylinder push rod upper end
One centering block of stricture of vagina pin connection, by the lower plane of centering block upper end arc convex top workpiece, so as the automatic capturing of centering block is made
With, it can be ensured that the datum level of workpiece can be fitted completely with locating piece lower surface, using two cylinders by middle power transmission machine
Structure realizes the clamping in three directions to workpiece.
Base or so two ends have a locating piece groove respectively, can install two workpiece simultaneously.
Advantage of the present utility model：Small volume, completes the clamping in three directions by two cylinders, effectively reduces gas
Cylinder quantity, improves same equipment work-piece clamping quantity, simplifies production process, raises labour productivity, and reduces production cost.
Description of the drawings
Fig. 1 is the workpiece blank figure that can be processed using this fixture
Fig. 2 is mounted in the schematic diagram in locating piece for workpiece
Structural representations of the Fig. 3 for locating piece
Upward views of the Fig. 4 for Fig. 3
Schematic diagrams of the Fig. 5 for front end clamp system
Fig. 6 is the schematic diagram after front end clamp system removes cover plate 15
Structural representations of the Fig. 7 for front air cylinder push rod
Fig. 8 is the structural representation of front centering block
Structural representations of the Fig. 9 for arm-tie
Structural representations of the Figure 10 for slide block
Structural representations of the Figure 11 for jacking block
Structural representations of the Figure 12 for base
Structural representations of the Figure 13 for cover plate
Structural representations of the Figure 14 for pull bar
Structural representations of the Figure 15 for pulling block
Schematic diagrams of the Figure 16 for lower end clamp system
Structural representations of the Figure 17 for centering block 3
Figure 18 is use state figure of this utility model on GX710 CNC machine center with three axes
In base：The lower plane 2 of 1 workpiece 1-1 the first datum level 1-2 the second datum level 1-3 working position 1-4 workpiece is positioned
3 centering block of lower plane 2-3 resigning breach 2-11 U-lags left side 2-12 U-lags rear end face of block 2-1U shape groove 2-2 locating pieces
Pin-and-hole 7-3 after 6 front air cylinder of 3-1 centering blocks upper end arc convex 4 lower cylinder push rod, 5 lower cylinder, 7 front air cylinder push rod 7-1 open slot 7-2
Before 8 threaded 9 of connecting hole, 10 threaded of centering block 9-1 long slot bore 9-2 arc convex, 11 12 slide block 12-1 of arm-tie 11-1 arm-ties hole are oblique
13 jacking block 13-1 jacking block breach 13-2 jacking blocks inserting slot of groove 12-2 slide blocks breach, 14 base 14-1 pull bar groove 14-2 pulling block grooves
15 cover plate 15-1 slide block slot 15-2 jacking block groove 15-3 cover plates of 14-3 locating pieces groove force 16 pull bar 16-1 working face 16- of inclined-plane
2 pull bars projection, 17 pulling block 17-1 pulling blocks inclined-plane 17-2 pulling blocks right side 17-3 pulling blocks left sides.
Specific embodiment
This utility model is described in detail with reference to view, the skill that cited embodiment can make this professional
Art personnel more understand this utility model, but do not limit this utility model in any form.
As shown in figures 1-15, the fixture designed by this utility model is primarily directed to a set of linkage of needs as shown in Figure 1
Mechanism realizes the clamping to workpiece in both directions realizing the motion of both direction, three degree of freedom, and the workpiece of this type adds
Work is used.
As shown in figure 1,1 is the processing workpiece, wherein 1-1 and 1-2 is respectively for workpiece blank figure that this fixture is positioned
First, the second datum level, is the size datum of the short transverse related to working position and horizontal direction in workpiece product figure, and presss from both sides
Tool design requirement design basis, technological datum, positioning datum should be unified as far as possible, therefore we are by the in the work pieces process technique
First, the second datum level 1-1 and 1-2 is positioning datum, and after such Product processing, product figure relative dimensions can be effectively ensured.
And 1-3 is working position.
The lathe for processing the selection of this workpiece is GX710 CNC machine center with three axes.Added by the lathe requirement and workpiece selected
The objective factors such as Ministry of worker position, positioning reference plane, while reliable to guarantee positioning in design fixture, it is desirable to which fixture position point is to the greatest extent
May for fixture to guarantee accurate positioning reliability, this require our workpiece can only from locating piece U-type groove opening direction insert
Enter in fixture and complete to clamp.And require to position in jig Design completely, for the workpiece, we are in design using in the past
End, lower end and three, right side direction simultaneously clamp on, and such workpiece six-freedom degree is all restrained and positions without crossing and owes to position
The appearance of phenomenon.Straight shank end mill is selected in processing, milling requirement can be met.
The workpiece locating surface is first, second datum level 1-1 and 1-2.According to actual processing request, need when the workpiece is positioned
Limit six-freedom degree.When targeting scheme is drafted, still need to be analyzed which and study, can the selection that investigate positioning datum
Meet the requirement of location of workpiece precision, can the structure of fixture be realized.Therefore locating piece is a workpiece being fixed on fixture, with work
Part left surface and former and later two small stair faces are fitted, while workpiece two sides are coordinated for gap with the U-lag 2-1 of locating piece 2, really
Protect workpiece fixture can be smoothly inserted from side.The location drawing in workpiece loading locating piece is as shown in Fig. 22 shape graph of locating piece
As shown in Figure 3,4.
From Fig. 2-4, by 2 lower surface 2-2 of locating piece and the second datum level 1- of workpiece 1 after the loading locating piece 2 of workpiece 1
2 laminatings, the U-lag left side 2-11 of locating piece 2 fits with side surface of workpiece, locating piece 2U shapes groove rear end face 2-12 and workpiece 1 the
One datum level 1-1 fits, and the positioning datum of such workpiece is completely the same with design basis.
In addition to front end face directly need to pass through jacking block fore-set workpiece front end face, in left side as workpiece will be positioned from left side insertion
Block groove, thus when clamping on the left of mechanism to realize forward and the motion of both direction to the right, and need to want to realize to the right when unclamping
The motion of both direction backward.Therefore devise a set of link gear to realize the motion of both direction, three degree of freedom, realize
Clamping to workpiece front end face and left surface.As the clamping to two end faces of workpiece is realized by a cylinder, power is increased
Direction, to guarantee there is sufficiently large clamping force, front air cylinder 6 we from the cylinder that cylinder diameter is 100.
A kind of air-actuated jaw, it includes front air cylinder 6, front air cylinder push rod 7, threaded 8, front centering block 9, threaded 10, arm-tie
11st, slide block 12, jacking block 13, base 14, cover plate 15, pull bar 16, pulling block 17, locating piece 2, front air cylinder push rod 7 are connected with front air cylinder 6
Connect, it is elastic that front air cylinder 6 drives front air cylinder push rod 7 to realize, the middle part of front air cylinder push rod 7 has open slot 7-1, front centering block 9
In the middle of the open slot 7-1 of front air cylinder push rod 7, pass through rear pin-and-hole 7-2 and long slot bore 9-1 with threaded 8 and connect, now before
Centering block 9 possesses certain amount of swinging, and an arm-tie 11 is further fixed in open slot 7-1, in front of front centering block 9, uses
Threaded 10 is fixed in open slot 7-1 through connecting hole 7-3 and arm-tie hole 11-1, and front centering block 9 is used to clamp, and arm-tie 11 is used for
Unclamp, base 14 is located at the front of front air cylinder push rod 7, on base 14, be designed with pull bar groove 14-1, pulling block groove 14-2, positioning
Block groove 14-3, in pull bar groove 14-1, pulling block groove 14-2 is used to get out of the way jacking block 13 pull bar 16, and locating piece is installed on
In locating piece groove 14-3, locating piece 2 is "U" shaped, is locked on base 14 with screw, and workpiece is put into U-type groove 2- of locating piece 2
In 1, the opening direction on the right side of workpiece is located for the machined surface of workpiece, the lower plane 2- of workpiece the second datum level 1-2 and locating piece 2
The positioning of above-below direction is realized in 2 laminatings, and the front side top of locating piece 2 is designed with the resigning breach 2-3 for getting out of the way jacking block 13, jacking block 13
In the jacking block groove 15-2 of cover plate 15, the jacking block breach 13-1 being engaged with arm-tie 11, floor design on side, are designed with
There is jacking block inserting slot 13-2, pulling block 17 is fastened on jacking block inserting slot 13-2, the jacking block breach 13-1 of jacking block 13 is stuck on arm-tie 11, separately
One end is passed through from the resigning breach 2-3 of locating piece 2, and at right angles, there is pulling block inclined-plane 17-1 the left side of pulling block 17 to pulling block 17, with
Cover plate 15 forces inclined-plane 15-3 to be engaged, and binding face 17-3 is the face with workpiece pressing, and pulling block right side 17-2 is and pull bar 16
Mating surface, slide block 12 be arranged on cover plate 15 slide block slot 15-1 in, slide block 12 be cuboid, be designed with side and arm-tie 11
The slide block breach 12-2 being engaged, floor design have skewed slot 12-1, and pull bar 16 is hook-shaped for bending, has and skewed slot on pull bar 16
The pull bar projection 16-2 that 12-1 is engaged, the slide block breach 12-2 of slide block 12 are stuck on arm-tie 11, and the other end passes through skewed slot 12-1
Connect with pull bar 16, the working face 16-1 of the bending of pull bar 16 is engaged with pulling block right side 17-2, compresses pulling block from right to left
17 further force 17 workpiece pressing right flank of pulling block, cover plate 15 to be pressed in the top of slide block 12 and jacking block 13, and cover plate 15 has and slide block
The 12 slide block slot 15-1 for coordinating, the jacking block groove 15-2 coordinated with jacking block 13, have pressure inclined-plane 15- on the side of jacking block groove 15-2
3, the left and right of front centering block 9 has two arc convex 9-2, two arc convex 9-2 to promote slide block 12 and jacking block 13 to transport forward respectively
Dynamic, in forward movement, its skewed slot 12-1's slide block 12 is cooperated by the pull bar projection 16-2 with pull bar 16, forces drawing
Bar 16 in the pull bar groove 14-1 of base 14 to left movement, and jacking block 13 in forward movement its jacking block inserting slot 13-2 with
Pulling block 17 coordinates and promotes pulling block 17 to travel forward, and during 17 firm setting in motion of pulling block, not yet to move to cover plate strong for its pulling block inclined-plane 17-1
Inclined-plane 15-3 processed, now pulling block left side 17-3 and workpiece right side certain gap is remained under the restriction of cover plate 15,
When pulling block 17 moves forward to its front end face and starts to surmount workpiece front end clamping face, the pulling block inclined-plane 17-1 of pulling block 17 starts to get over
Cross cover plate and force inclined-plane 15-3, now pulling block left side 17-3 possesses the activity space with the laminating of 1 its right end face of workpiece, and pull bar
1 due under the drive of slide block 12, constantly to left movement, now the working face 16-1 of pull bar 16 starts and pulling block right side 17-
2 laminatings, pull pulling block 17 to force to left movement, until pulling block left side 17-3 is fitted with the right side of workpiece 1, realize to workpiece
The clamping in 1 direction from right to left, now jacking block 13 also withstand workpiece front end face to move its front end in place, and the tolerance of workpiece and
The mismachining tolerance of each workpiece guarantee that both direction simultaneously clamp on to the impact for clamping to have eliminated by swinging for front centering block
Workpiece, realizes the clamping to workpiece in both directions by the motion of the three degree of freedom of said mechanism.
Motor process of the present utility model is discussed in detail as follows：
1st, clamping process is：Front air cylinder 6 promotes front air cylinder push rod 7 to travel forward.Front centering block 9 is placed on front air cylinder push rod 7
In the middle of open slot 7-1, connected with threaded 8.Front air cylinder push rod 7 promotes 9 rear end arcwall face of front centering block, and the left and right of front centering block 9 has
Two arc convex 9-2 promote slide block 12 and jacking block 13 to travel forward respectively, slide block 12 in forward movement, its skewed slot
12-1 is cooperated by the pull bar projection 16-2 with pull bar 16, force pull bar 16 in the pull bar groove 14-1 of base 14 to the left
Motion, and its jacking block inserting slot 13-2 in forward movement of jacking block 13 coordinates promotion pulling block 17 to travel forward with pulling block 17, draws
During 17 firm setting in motion of block its pulling block inclined-plane 17-1 not yet move to cover plate force inclined-plane 15-3, now pulling block left side 17-3 with
Workpiece right side remains certain gap under the restriction of cover plate 15, treats that pulling block 17 moves forward to its front end face and starts to surpass
When more workpiece front end clamps face, the pulling block inclined-plane 17-1 of pulling block 17 starts to ride over cover plate forces inclined-plane 15-3, now pulling block left end
Face 17-3 possesses the activity space with the laminating of 1 its right end face of workpiece, and pull bar 16 due under the drive of slide block 12 constantly to the left
Motion, now the working face 16-1 of pull bar 16 starts to fit with pulling block right side 17-2, pulls pulling block 17 to force to left movement,
Until pulling block left side 17-3 fits with the right side of workpiece 1, clamping of the realization to the direction from right to left of workpiece 1.Now jacking block
13 also withstand workpiece front end face to move its front end in place.And a left side of the mismachining tolerance of the tolerance of workpiece and each workpiece by centering block
To the impact for clamping, right swing guarantees that both direction simultaneously clamps on workpiece to have eliminated.By the three degree of freedom of said mechanism
Move to realize the clamping to workpiece in both directions.
2nd, release process is：In the presence of front air cylinder 6, front air cylinder push rod 7 is moved backward.Before being placed on due to arm-tie 11
Connected by connecting hole 7-3 threadeds 10 in the middle of the open slot 7-1 of ejecting rod of cylinder 7.Drive when front air cylinder pull bar 7 is moved backward
Arm-tie 11 is moved backward, and arm-tie 11 coordinates drawing by the jacking block breach 13-1 with the slide block breach 12-2 and jacking block 13 of slide block 12
Movable slider 12 and jacking block 13 are moved backward, and now jacking block 13 has unclamped workpiece 1, and as slide block 12 is moved backward, by skewed slot
12-1 drives pull bar 16 to move right, and now pull bar 16 unclamps pulling block 17, so that pulling block 17 no longer applies from dextrad to workpiece
Left clamping force.Due to the motion backward of jacking block 13, in the presence of jacking block inserting slot 13-2 drive pulling block 17 move backward so as to
Workpiece 1 is allow to take out from right-hand member and load new unprocessed workpiece 1.After pulling block 17 backward motion a small distance, pulling block
Inclined-plane 17-1 is moved right under the positive action of cover plate pressure inclined-plane 15-3, forces the binding face 17-3 and workpiece 1 of pulling block 17
Right side keep the gap of appropriate left and right directions, and the now working face of the right side 17-2 of pulling block 17 and pull bar 16
Certain activity space is kept between 16-1, whole mechanism will not locking.
By above procedure, clamping and release to workpiece 1 are completed, reality processing demand is met.
As shown in Figure 16,17, in addition to the fixation in above-mentioned two direction, this utility model also needs to the folder of a Z-direction
Clamp force, therefore also there is a lower cylinder 5, pushed up from the lower section of workpiece 1 upwards by middle force transmission mechanism, make the second of workpiece 1
Datum level 1-2 is fitted with the lower plane 2-2 of locating piece, and lower cylinder is realized stretching up and down by lower cylinder push rod 4, on lower cylinder top
The lower plane 1-4 of workpiece is pushed up by centering block upper end arc convex 3-1 by one centering block 3 of screw thread pin connection in bar upper end, so by
Act in the automatic capturing of centering block 3, it can be ensured that the second datum level 1-2 of workpiece 1 can be complete with 2 lower surface 2-2 of locating piece
Laminating, realizes the clamping in three directions to workpiece 1 using two cylinders by middle force transmission mechanism.
The selection of pneumatic element：
Pneumatic components and parts can be using listed components and parts or other public affairs in the product synthesis catalog of Ya De visitor company offer
Department's similar products.Suitable pneumatic components and parts are chosen according to parameters such as clamping force size, controller principles.
14 or so two ends of base have a locating piece groove 14-3 respectively, can install two workpiece 1 simultaneously.Figure 18 is used
Equipment be GX710, platen is larger, 710 millimeters of impulse stroke, in order to raise labour efficiency, while taking into account operator
It is easy to operate, therefore four workpiece of fixture clamped one time of design, using eight cylinders, four air valves.Fixture three-dimensional general assembly drawing
As shown in figure 18.
Claims (3)
1. a kind of air-actuated jaw, it is characterised in that it includes front air cylinder（6）, front air cylinder push rod（7）, threaded（8）, front centering block
（9）, threaded（10）, arm-tie（11）, slide block（12）, jacking block（13）, base（14）, cover plate（15）, pull bar（16）, pulling block
（17）, locating piece（2）, front air cylinder push rod（7）With front air cylinder（6）Connection, front air cylinder（6）Drive front air cylinder push rod（7）Before realization
After stretch, front air cylinder push rod（7）Middle part there is open slot（7-1）, front centering block（9）Installed in front air cylinder push rod（7）Opening
Groove（7-1）It is central, use threaded（8）By rear pin-and-hole（7-2）And long slot bore（9-1）Connect, now front centering block（9）Possess certain
The amount of swinging, in open slot（7-1）In be further fixed on an arm-tie（11）, positioned at front centering block（9）Front, uses threaded
（10）Through connecting hole（7-3）With arm-tie hole（11-1）It is fixed on open slot（7-1）In, front centering block（9）For clamping, arm-tie
（11）For unclamping, base（14）Positioned at front air cylinder push rod（7）Front, base（14）On be designed with pull bar groove（14-1）、
Pulling block groove（14-2）, locating piece groove（14-3）, pull bar（16）Installed in pull bar groove（14-1）In, pulling block groove（14-2）
For getting out of the way jacking block（13）, locating piece is installed on locating piece groove（14-3）In, locating piece（2）For "U" shaped, it is locked in screw
Base（14）On, workpiece is put into locating piece（2）U-type groove（2-1）In, machined surface institute of the opening direction on the right side of workpiece for workpiece
In the second datum level of workpiece（1-2）With locating piece（2）Lower plane（2-2）The positioning of above-below direction, locating piece are realized in laminating
（2）Front side top be designed with and get out of the way jacking block（13）Resigning breach（2-3）, jacking block（13）Installed in cover plate（15）Jacking block groove
（15-2）In, it is designed with side and arm-tie（11）The jacking block breach being engaged（13-1）, floor design has jacking block inserting slot（13-
2）, pulling block（17）It is fastened in jacking block inserting slot（13-2）On, jacking block（13）Jacking block breach（13-1）It is stuck in arm-tie（11）On, it is another
End is from locating piece（2）Resigning breach（2-3）In pass through, pulling block（17）At right angles, pulling block（17）Left side have pulling block inclined-plane
（17-1）, with cover plate（15）Force inclined-plane（15-3）It is engaged, binding face（17-3）It is the face with workpiece pressing, pulling block right side
（17-2）It is and pull bar（16）Mating surface, slide block（12）Installed in cover plate（15）Slide block slot（15-1）In, slide block（12）For
Cuboid, is designed with side and arm-tie（11）The slide block breach being engaged（12-2）, floor design has skewed slot（12-1）, pull bar
（16）For hook-shaped, the pull bar of bending（16）On have and skewed slot（12-1）The pull bar being engaged is raised（16-2）, slide block（12）Cunning
Block breach（12-2）It is stuck in arm-tie（11）On, the other end passes through skewed slot（12-1）With pull bar（16）Connect, pull bar（16）Bending
Working face（16-1）With pulling block right side（17-2）It is engaged, compresses pulling block from right to left（17）And then force pulling block（17）Pressure
Clamping of workpieces right flank, cover plate（15）It is pressed in slide block（12）And jacking block（13）Top, cover plate（15）Have and slide block（12）Coordinate
Slide block slot（15-1）, with jacking block（13）The jacking block groove of cooperation（15-2）, in jacking block groove（15-2）Side on have pressure inclined-plane
（15-3）, front centering block（9）Left and right have two arc convex（9-2）, two arc convex（9-2）Slide block is promoted respectively（12）With
Jacking block（13）Travel forward, slide block（12）In forward movement, its skewed slot（12-1）By with pull bar（16）Pull bar it is convex
Rise（16-2）Cooperate, force pull bar（16）In base（14）Pull bar groove（14-1）It is interior to left movement, and jacking block（13）
Its jacking block inserting slot in forward movement（13-2）With pulling block（17）Coordinate and promote pulling block（17）Travel forward, pulling block（17）Just
Its pulling block inclined-plane during setting in motion（17-1）Not yet move to cover plate and force inclined-plane（15-3）, now pulling block left side（17-3）With
Workpiece right side is in cover plate（15）Restriction under remain certain gap, treat pulling block（17）Move forward to its front end face to open
When beginning surmounts workpiece front end clamping face, pulling block（17）Pulling block inclined-plane（17-1）Start to ride over cover plate and force inclined-plane（15-3）, this
When pulling block left side（17-3）Possess and workpiece（1）The activity space of its right end face laminating, and pull bar（16）Due in slide block
（12）Drive under constantly to left movement, now pull bar（16）Working face（16-1）Start and pulling block right side（17-2）Patch
Close, pull pulling block（17）Force to left movement, until pulling block left side（17-3）With workpiece（1）Right side laminating, it is right to realize
Workpiece（1）The clamping in direction from right to left, now jacking block（13）Also workpiece front end face is withstood to move its front end in place, and workpiece
Tolerance and each workpiece mismachining tolerance by front centering block swing eliminated to clamp impact guarantee both direction
Workpiece is simultaneously clamped on, the clamping to workpiece in both directions is realized by the motion of the three degree of freedom of said mechanism.
2. air-actuated jaw according to claim 1, is characterized in that：Also there is a lower cylinder（5）, by middle power transmission machine
Structure is from workpiece（1）Lower section push up upwards, make workpiece（1）The second datum level（1-2）With the lower plane of locating piece（2-2）Laminating,
Cylinder passes through lower cylinder push rod（4）Realization is stretched up and down, passes through one centering block of screw thread pin connection in lower cylinder push rod upper end（3）,
By centering block upper end arc convex（3-1）The lower plane of top workpiece（1-4）.
3. air-actuated jaw according to claim 1, is characterized in that：Base（14）Left and right two ends have a locating piece recessed respectively
Groove（14-3）, two workpiece can be installed simultaneously（1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620955908.2U CN206029381U (en) | 2016-08-29 | 2016-08-29 | Pneumatic clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620955908.2U CN206029381U (en) | 2016-08-29 | 2016-08-29 | Pneumatic clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206029381U true CN206029381U (en) | 2017-03-22 |
Family
ID=58304453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620955908.2U Withdrawn - After Issue CN206029381U (en) | 2016-08-29 | 2016-08-29 | Pneumatic clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206029381U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181500A (en) * | 2016-08-29 | 2016-12-07 | 福建兵工装备有限公司 | Air-actuated jaw |
| CN107498348A (en) * | 2017-08-14 | 2017-12-22 | 科森科技东台有限公司 | Fluid pressure type fixture is used in the processing of tablet personal computer antenna holder |
| CN107617910A (en) * | 2017-08-14 | 2018-01-23 | 科森科技东台有限公司 | Intelligent mobile phone antenna module fluid pressure type clamp for machining |
| CN107877225A (en) * | 2017-12-15 | 2018-04-06 | 浙江青霄科技股份有限公司 | Special pneumatic fixture |
-
2016
- 2016-08-29 CN CN201620955908.2U patent/CN206029381U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181500A (en) * | 2016-08-29 | 2016-12-07 | 福建兵工装备有限公司 | Air-actuated jaw |
| CN107498348A (en) * | 2017-08-14 | 2017-12-22 | 科森科技东台有限公司 | Fluid pressure type fixture is used in the processing of tablet personal computer antenna holder |
| CN107617910A (en) * | 2017-08-14 | 2018-01-23 | 科森科技东台有限公司 | Intelligent mobile phone antenna module fluid pressure type clamp for machining |
| CN107877225A (en) * | 2017-12-15 | 2018-04-06 | 浙江青霄科技股份有限公司 | Special pneumatic fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170322 Effective date of abandoning: 20180330 |