CN106271762A - Indexing fixture - Google Patents
Indexing fixture Download PDFInfo
- Publication number
- CN106271762A CN106271762A CN201610757196.8A CN201610757196A CN106271762A CN 106271762 A CN106271762 A CN 106271762A CN 201610757196 A CN201610757196 A CN 201610757196A CN 106271762 A CN106271762 A CN 106271762A
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- CN
- China
- Prior art keywords
- pressing plate
- assembling
- link rod
- axial
- hydraulic cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/08—Indexing equipment having means for clamping the relatively movable parts together in the indexed position
- B23Q16/10—Rotary indexing
- B23Q16/102—Rotary indexing with a continuous drive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/08—Indexing equipment having means for clamping the relatively movable parts together in the indexed position
- B23Q16/10—Rotary indexing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reciprocating Pumps (AREA)
- Jigs For Machine Tools (AREA)
- Fluid-Damping Devices (AREA)
- Automatic Assembly (AREA)
Abstract
The indexing fixture that the present invention provides, after workpiece is loaded into supporting arrangement, compressed hydraulic cylinder action before this, workpiece is carried out thick pressuring action, the most again by handling link rod feeding, further workpiece is closely compressed, essence pressuring action fills up the gap compressing hydraulic cylinder operating position fixing, improve setting accuracy, and then play reduction vibrations when work pieces process, improve the effect of machining accuracy.Rolling ball body is accommodated between yoke plate groove and pressing plate groove, simultaneously with both rolling friction, and both have locating effect to it simultaneously, when pressing plate turns round together with workpiece, pressing plate is relative to a little radial displacement of link rod, reduce pressing plate by rolling friction each other and put on the radial force negative effect of link rod, keep the axial concentricity of link rod, and then improve machining accuracy.
Description
The application is to Chinese invention number of patent application: 201510043519.2, the applying date: on January 28th, 2015, name
Claim: the divisional application of indexing fixture.
Technical field
The present invention relates to fixture, especially relate to lathe supporting for the fixture to workpiece indexing processing.
Background technology
The Chinese patent of Patent No. 201420111322.9, the indexing fixture of record, including clamp body, clamp body has
Accommodating space, workpiece is loaded among receiving space, and clamp body is provided with supporting arrangement and hold down gag, and supporting arrangement is used for supporting
Workpiece, it, after supporting arrangement supporting workpiece, is applied to complete location after pressure makes Work-sheet pressing by hold down gag.This technical scheme
The defect that presently, there are is different because of workpiece, and surface irregularity, and hold down gag is because only compressing hydraulic cylinder
Thick pressuring action, cause existing between its pressing plate and workpiece inessential gap error, affect machining accuracy, setting accuracy is not
Foot.And owing to existing pressing plate turns round together with workpiece, the pressing plate hold down gag to being in contact with it can apply radial force, especially
It is this radial force piston rod that can be delivered to compress hydraulic cylinder, causes compression action to be lost efficacy, extreme influence machining accuracy, and bringing
Potential safety hazard.
Summary of the invention
For overcoming drawbacks described above, the indexing fixture that the present invention provides, on the basis of thick pressuring action, set up pressure-sizing tightly make
With, reduce the inessential gap behind location, improve setting accuracy, and the radial force impact brought because of revolution can be reduced.
The indexing fixture that the present invention provides, including clamp body, clamp body has receiving space, and clamp body is provided with supporting arrangement
And hold down gag, hold down gag includes pressing plate, compresses hydraulic cylinder, piston rod, link rod, compresses hydraulic cylinder and the fixing dress of clamp body
Joining, piston rod is pressed against hydraulic cylinder axially movable assembling, and piston rod is ordered about axial activity, link rod and piston by compressing hydraulic cylinder
Bar axial restraint assembles, link rod and the axially opposing roll adjustment of piston rod, and link rod and the assembling of pressing plate axial restraint, pressing plate returns relative to link rod
Turn assembling, there is between link rod and pressing plate rolling ball body, rolling ball body and link rod and abut assembling, rolling ball body and pressing plate abutting dress
Joining, link rod is provided with yoke plate groove, and rolling ball body assembles with yoke plate groove matched in clearance, and link rod is provided with link rod end face, link rod end face towards
Pressing plate, yoke plate groove has the circular port being positioned at link rod end face, and circular port diameter is less than rolling ball body diameter, yoke plate groove axial depth
More than 1/2nd of rolling ball body diameter, yoke plate groove axial depth be less than rolling ball body diameter, pressing plate include pressing plate end face and
Pressing plate groove, pressing plate end face is towards link rod, pressing plate end face and link rod end face in being parallel to each other, and pressing plate groove includes being positioned at pressing plate end face
Opening, pressing plate groove includes two pressing plate groove inclined-planes, two axially symmetric assemblings in pressing plate groove inclined-plane, rolling ball body and two pressing plate grooves
Inclined-plane abuts assembling.
The indexing fixture provided according to the present invention, after workpiece is loaded into supporting arrangement, compressed hydraulic cylinder action before this, right
Workpiece carries out thick pressuring action, the most again by handling link rod feeding, is closely compressed by workpiece further, and essence pressuring action is filled up
Compress the gap of hydraulic cylinder operating position fixing, improve setting accuracy, and then play reduction vibrations when work pieces process, improve processing
The effect of precision.Rolling ball body is accommodated between yoke plate groove and pressing plate groove, and simultaneously with both rolling friction, and both are the most right
It has locating effect, and when pressing plate turns round together with workpiece, pressing plate is relative to a little radial displacement of link rod, by each other
Rolling friction reduces pressing plate and puts on the radial force negative effect of link rod, keeps the axial concentricity of link rod, and then raising adds
Work degree of accuracy.
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structure chart after indexing fixture embodiment loads workpiece.
Fig. 2 is one of axonometric chart of indexing fixture embodiment.
Fig. 3 is the two of the axonometric chart of indexing fixture embodiment.
Fig. 4 is the structure chart of indexing fixture embodiment.
Fig. 5 is the A-A direction view of Fig. 4.
Fig. 6 is schematic enlarged-scale view at indexing fixture embodiment A.
Fig. 7 is the structure chart after Fig. 6 dismantles rolling ball body 350.
Fig. 8 is indexing fixture embodiment link rod 340 and rolling ball body 350 the second assembling structure.
Fig. 9 is the structure chart of the base 270 of indexing fixture embodiment.
Detailed description of the invention
According to Fig. 1 to Fig. 4, Fig. 6 to Fig. 8, the indexing fixture embodiment of the present invention, including clamp body 100, clamp body
100 have receiving space 900, and clamp body 100 is provided with supporting arrangement 200 and hold down gag 300, and hold down gag 300 includes pressing plate
310, compress hydraulic cylinder 320, piston rod 330, link rod 340, compress hydraulic cylinder 320 and the fixing assembling of clamp body 100, piston rod
330 are pressed against the most movable assembling of hydraulic cylinder 320, and piston rod 330 is ordered about axial activity, link rod 340 by compressing hydraulic cylinder 320
Assembling with piston rod 330 axial restraint, link rod 340 and the axially opposing roll adjustment of piston rod 330, link rod 340 and pressing plate 310 are axially solid
Fixed assembling, the revolution assembling of pressing plate 310 relative link rod 340, there is between link rod 340 and pressing plate 310 rolling ball body 350, roller ball
Body 350 and link rod 340 abut assembling, rolling ball body 350 and pressing plate 310 and abut assembling, and link rod 340 is provided with yoke plate groove 341, roll
Spheroid 350 assembles with yoke plate groove 341 matched in clearance, and link rod 340 is provided with link rod end face 345, link rod end face 345 towards pressing plate 310,
Yoke plate groove 341 has the circular port 347 being positioned at link rod end face 345, and circular port 347 diameter is less than rolling ball body 350 diameter, yoke plate
Groove 341 axial depth is more than 1/2nd of rolling ball body 350 diameter, and yoke plate groove 341 axial depth is straight less than rolling ball body 350
Footpath, pressing plate 310 includes pressing plate end face 312 and pressing plate groove 313, and pressing plate end face 312 is towards link rod 340, pressing plate end face 312 and link rod
End face 345 is in being parallel to each other, and pressing plate groove 313 includes the opening 314 being positioned at pressing plate end face 312, and pressing plate groove 313 includes two pressing plates
Groove inclined-plane 315, two axially symmetric assemblings in pressing plate groove inclined-plane 315, rolling ball body 350 and two pressing plate groove inclined-planes 315 abut dress
Join.
Accommodating space 900 is the space for loading workpiece 800, and workpiece 800 is loaded into receiving from the top of clamp body 100
In space 900.
Piston rod 330 is pressed against the most movable assembling of hydraulic cylinder 320, and piston rod 330 is the piston compressing hydraulic cylinder 320
Bar, is fixedly mounted at clamp body 100 owing to compressing hydraulic cylinder 320, and piston rod 330 is with regard to the compression hydraulic cylinder of geo-stationary
320 is axially movable, and therefore piston rod 330 is pressed against the most movable assembling of hydraulic cylinder 320 to be construed as piston rod 330 permissible
It is pressed against hydraulic cylinder 320 the most movable, and it is ordered about by compressing hydraulic cylinder 320.
Link rod 340 and the assembling of piston rod 330 axial restraint, link rod 340 and the axially opposing roll adjustment of piston rod 330, refer to connection
Both bar 340 and piston rod 330 have axial interaction relation to have again axially opposing shifted relationship, link rod 340 and piston rod 330 to be can
To be ordered about the axially common interaction relation retreated by compressing hydraulic cylinder 320, link rod 340 again can independent opposing pistons bar simultaneously
330 axially retreat, and are consequently formed both axially opposing roll adjustments, and the linkage of link rod 340 and piston rod 330 is i.e. so-called to work
Part slightly compresses action, and the independent roll adjustment of link rod 340 opposing pistons bar 330 is i.e. so-called to workpiece essence pressuring action.
Link rod 340 and the assembling of pressing plate 310 axial restraint, the revolution assembling of pressing plate 310 relative link rod 340, refer to link rod 340 He
Both pressing plates 310 have interaction relation to have again relative revolution relation, link rod 340 and pressing plate 310 can also be driven by compressing hydraulic cylinder 320
Making the most common interaction relation retreated, pressing plate 310 can individually turn round relative to link rod 340 again simultaneously.
As shown in Fig. 4, Fig. 6, Fig. 7, relative link rod 340 rolling friction of pressing plate 310 is assembled.Refer between both is relative
Displacement Contact is completely converted into rolling friction, specifically, is when pressing plate 310 turns round together with workpiece 800, pressing plate 310 phase
A little radial displacement to link rod 340, reduces pressing plate 310 by rolling friction each other and puts on the footpath of link rod 340
Negatively affect to power, keep the axial concentricity of link rod 340, and then improve machining accuracy.Especially, it should be noted that, link rod
Between 340 with pressing plate 310, only rolling friction contacts, and does not has other contact site the most between the two.
Link rod 340 is provided with link rod end face 345, and link rod end face 345 is towards pressing plate 310, and yoke plate groove 341 has and is positioned at stub end
The circular port 347 in face 345, circular port 347 diameter is less than rolling ball body 350 diameter, and yoke plate groove 341 axial depth is more than roller ball
/ 2nd of body 350 diameter, yoke plate groove 341 axial depth is less than rolling ball body 350 diameter, and pressing plate 310 includes pressing plate end face
312 and pressing plate groove 313, pressing plate end face 312 towards link rod 340, pressing plate end face 312 and link rod end face 345 in being parallel to each other, pressing plate
Groove 313 includes the opening 314 being positioned at pressing plate end face 312, and pressing plate groove 313 includes two pressing plate groove inclined-planes 315, and two pressing plate grooves are oblique
The axially symmetric assembling in face 315, rolling ball body 350 and two pressing plate groove inclined-planes 315 abut assembling.
Between link rod 340 and the pressing plate 310 of the present embodiment, there is rolling ball body 350, rolling ball body 350 and link rod 340 to support
Tipping is joined, and rolling ball body 350 and pressing plate 310 abut assembling.
It is prone to dismounting and maintenance, favorably it may be said that rolling ball body 350 is exactly a ball ball, preferably rolling ball body 350
In reducing cost.But the abutting relation between link rod 340 and pressing plate 310 should be defined to rolling ball body 350, because only
Want to realize both rolling friction.
Link rod 340 is provided with yoke plate groove 341, and rolling ball body 350 assembles with yoke plate groove 341 matched in clearance.Yoke plate groove 341 is to have
It is beneficial to a kind of structure of dismounting maintenance, is certainly used as other mechanism and is replaced.Such as, as shown in Figure 8, can be at link rod
340 set up a lateral pin 349, and lateral pin 349 two ends and link rod 340 fix assembling, and rolling ball body 350 is provided with a through hole
355, lateral pin 349 is passed the through hole 355 of this rolling ball body 350, rolling ball body 350 can rotate relative to lateral pin 349, completes to roll
Spheroid 350 and the assembling of link rod 340, simply compare yoke plate groove 341 like that and cost, and dismounting maintenance cost pole can be greatly improved
High.
It is to be axially disengaging link rod that the structure of yoke plate groove 341 and the size of rolling ball body 350 determine rolling ball body 350
The permanent assembly relation of 340, the structure of pressing plate groove 313, when pressing plate 310 and link rod 340 coordinate, can make rolling ball body 350 accommodate
Wherein, rolling ball body 350 is made to be clipped in all the time between the yoke plate groove 341 of both sides and pressing plate groove 313 to play stable rolling resistor
Outstanding effect.
Link rod 340 is sequentially provided with abutting end 342, thread segment 343 and controls end 344, thread segment 343 and piston rod 330
Threaded engagement is assembled, and control end 344 is towards cavity 331, and the through assembling of cavity 331 and the external world, abutting end 342 is provided with link rod end face
345, yoke plate groove 341 and packing ring 346, pressing plate 310 is provided with lasso 311, the socket assembling of lasso 311 relative link rod 340, lasso
311 and the fixing assembling of pressing plate 310, lasso 311 and the assembling of packing ring 346 axial restraint, control end 344 include yi word pattern groove 348 or
Cross groove, yi word pattern groove or cross groove face are to cavity 331.
Link rod 340 two ends are respectively set to the abutting end 342 coordinated with pressing plate 310, and the control end by operative
344, thread segment 343 arranges external screw thread and piston rod 330 threaded engagement, pressing plate 310 and link rod 340 by the lasso being respectively provided with
311 and packing ring 346 complete axial restraint, cavity 331, operation control end can be got involved with operation instrument such as screwdriver etc. from the external world
Yi word pattern groove 348 or the cross groove of 344 facilitate turn link rod 340 so that it is can roll adjustment relative with piston rod 330.
As shown in Figure 4, the corresponding portion during supporting arrangement 200 also refers to the Chinese patent of existing 201420111322.9
Sub-agencies, it includes oscillating motor 210, connecting plate 220, location-plate 230, locked hydraulic cylinder 240, dynamic gear ring 250 and quiet
Gear ring 260, oscillating motor 210 and the fixing assembling of clamp body 100, locked hydraulic cylinder 240 and the fixing assembling of clamp body 100, even
The revolution assembling of fishplate bar 220 opposing oscillatory hydraulic cylinder 210, connecting plate 220 is ordered about revolution, connecting plate 220 He by oscillating motor 210
The fixing assembling of location-plate 230, connecting plate 220 and the fixing assembling of dynamic gear ring 250, locked hydraulic cylinder 240 and the fixing dress of clamp body 100
Joining, the quiet the most movable assembling of the relative locked hydraulic cylinder of gear ring 260 240, quiet gear ring 260 is ordered about by locked hydraulic cylinder 240 and axially lives
Dynamic, quiet gear ring 260 and dynamic gear ring 250 include abutting lockup state and departing from released state.
The revolution assembling of connecting plate 220 opposing oscillatory hydraulic cylinder 210, refers to that connecting plate 220 is arranged on oscillating motor 210
On piston rod, and then turned round by its oscillating motor 210 ordering about geo-stationary, it is meant that as long as oscillating motor 210 drives
Connecting plate 220 turns round, and the location-plate 230 together with fixing with connecting plate 220 and dynamic gear ring 250 can be driven to turn round simultaneously,
Or even location-plate 230 and workpiece 800 the most together turn round.Compress piston rod and the piston rod of oscillating motor 210 of hydraulic cylinder 320
Center alignment, the concentric installation in a horizontal straight line.
The quiet the most movable assembling of the relative locked hydraulic cylinder of gear ring 260 240, refers to the quiet relative locked hydraulic cylinder 240 of gear ring 260
Can be axially movable, because quiet gear ring 260 is arranged on the piston rod of locked hydraulic cylinder 240, the most quiet gear ring 260 is by locked hydraulic cylinder
240 order about axial activity.Abutting lockup state between quiet gear ring 260 and dynamic gear ring 250 and depart from released state, be its be logical
Cross what following principle realized: when quiet gear ring 260 is in the released state of the dynamic gear ring 250 of disengaging, say, that dynamic gear ring now
250 is rotatable;When the piston rod of locked hydraulic cylinder 240 promotes the feeding of quiet gear ring 260 until it is connected to dynamic gear ring 250
Time, the revolution trend of dynamic gear ring 250 is just stoped by quiet gear ring 260, defines the quiet gear ring 260 latch functions to dynamic gear ring 250.
It is in order at equally and improves operation stability and reduce the consideration of processing vibration, the dynamic gear ring 250 of the present embodiment and quiet
Gear ring 260 is all installed centered by oscillating motor 210 with one heart, and and the Chinese patent of existing 201420111322.9
Equally, three locked hydraulic cylinders 240 of what clamp body 100 was provided with on the circumference being evenly distributed on quiet gear ring 260, quiet gear ring 260
Order about axial feed under effect at three locked hydraulic cylinders 240 simultaneously.
Specially remark additionally: oscillating motor 210, locked hydraulic cylinder 240, compression this three of hydraulic cylinder 320 and folder
The fixing assembling of concrete 100, is fixed on clamp body 100 all referring to the cylinder body of three is static, and the piston rod of three is relative
Its cylinder body activity.Locked hydraulic cylinder 240, compression hydraulic cylinder 320 are belonging to straight reciprocating motion formula hydraulic cylinder, and swing hydraulic pressure
Cylinder 210 belongs to gyroscopic pendulum dynamic formula hydraulic cylinder, is all hydraulic cylinder common on market.
As shown in Fig. 4, Fig. 6, Fig. 7, compress hydraulic cylinder 320 and include that piston 321, piston rod 330 are ordered about axially by piston 321
Activity, piston rod 330 includes piston rod convex shoulder 332, is provided with elastic accumulator 360 between piston rod convex shoulder 332 and piston 321,
Elastic accumulator 360 and piston rod convex shoulder 332 abut assembling, elastic accumulator 360 and piston 321 and abut assembling.Piston rod is convex
Shoulder 332 can be considered as the bulge loop that piston rod 330 outer wall is set up, and piston 321 is socketed on piston rod 330, and piston 321 is by elasticity
Accumulator 360 promotes piston rod convex shoulder 332, and elastic accumulator 360 gradually deforms under piston 321 acts on, until it reaches critical
Equilibrium point starts axial advancement together with piston rod 330, and the energy that elastic accumulator 360 is absorbed is used to pressurize, is i.e.
Because discharging, when revealing and cause hydraulic pressure to decline, the pressure put aside, to compensate the pressure required for workpiece location, make enforcement
Example can normally work.
The butterfly spring that elastic accumulator 360 is the most common, but be not limited to this, any is elastic, can be by
Pressure is converted into the device of elastic potential energy can substitute it.
As shown in Fig. 4, Fig. 6, Fig. 7, piston rod 330 includes cavity 331, the most movable dress of link rod 340 opposing cavities 331
Join, link rod 340 and the assembling of piston rod 330 threaded engagement.Piston rod 330 is the tubular of hollow, and it is internally formed cavity 331, connection
The most movable assembling of bar 340 opposing cavities 331, refers to that cavity 331 is static, and link rod 340 axially can be lived among cavity 331
Dynamic, link rod 340 and the assembling of piston rod 330 threaded engagement so that as long as turn link rod 340, link rod 340 can be obtained relative to work
The effect that stopper rod 330 is the most movable, simple in construction and reasonable, simultaneously facilitate assembling.
As shown in Fig. 4, Fig. 5, Fig. 9, supporting arrangement 200 includes that base 270, base 270 include rest pad 272 and stopper slot
271, rest pad 272 and workpiece abut assembling, the most movable assembling of pressing plate 310 relative limit groove 271.It can be seen that workpiece 800
It is the supporting-point with three directions in an embodiment, is the location-plate 230 in left side respectively, the pressing plate 310 on right side, and under
The rest pad 272 of side, rest pad 272 is interpreted as positioning the overdetermination position dress that the heavy weight workpiece of some large volume is set up
Put, strengthen the degree of accuracy of location.Stopper slot 271 is opened in base 270 surface, and the present embodiment is that the lower end of pressing plate 310 is assemblied in
Stopper slot 271, pressing plate 310 and stopper slot 271 matched in clearance, by stopper slot 271 both sides position-limiting action, pressing plate 310 can only be in limit
Axially retreating in the groove 271 of position, therefore this is the lexical or textual analysis of the most movable assembling of pressing plate 310 relative limit groove 271.
As shown in Fig. 4, Fig. 5, Fig. 9, base 270 includes that axial slope 273, axial slope 273 refer to along piston rod 330
The inclined-plane axially gradually tilted.Axial slope 273 and the fixing assembling of base 270, axial slope 273 respect thereto 270 is axial
Movable assembling, is also the axial same direction with piston rod 330, refers to that both axial slope 273 and base 270 are existing and be fixed on
Locking state together, has again the released state that can mutually axially shift between the two.Rest pad 272 and axial slope 273 are supported
Tipping is joined, and refers to that both are in abutting contact after mounting.So base of axial slope 273 geo-stationary during released state
270 is the most movable, and then promotes rest pad 272 axially inclined-plane 273 to lift, and then changes rest pad 272 relative to base
The height of 270, again by axial slope 273 and base 270 locking fixed with each other after adjustment, in order to adjust workpiece
800 height, and adapt to the demand of different workpieces.
It is emphasized that the present embodiment is to use base 270 to fix, and axial slope 273 activity in base 270
Structure.Axial slope 273 can also be used static, and make base 270 the most movable, and then promote the structure of rest pad 272, but
Be must solve like that be rest pad 272 move axially error, it is therefore necessary to set up again for rest pad on base 270
The axial displacement compensation device of 272, moves axially error with compensate rest pad 272, though feasible scheme, cost
Gao Qi.
As shown in Figure 5, Figure 9, base 270 includes radially slideway 274, axial slideway 275 and slide block 276, radially slideway
274 and axial slideway 275 be mutually communicated assembling, the rest pad 272 relatively radially radially movable assembling of slideway 274, slide block 276 is relative
The axially the most movable assembling of slideway 275, slide block 276 includes slide block abutting end 276a and slide block locking end 276b, axial slope 273
It is positioned at slide block abutting end 276a, slide block locking end 276b and includes slider locks pin (not indicating in figure) and elastic expansion hole 276c, sliding
Block stop pin (not indicating in figure) and elastic expansion hole 276c include swelling lockup state and shrinkage porosite released state.
Because the present embodiment is to use base 270 to fix, then rest pad 272 is acted on relative to static by axial slope 273
Radial direction slideway 274 radially movable, slider locks pin (not indicating in figure) is manually-operated.So-called swelling lockup state and
Shrinkage porosite released state, its purpose is provided to make slide block 276 the most movable to adjust rest pad 272 relative to base 270
Height and position, after adjustment, can deeply insert elastic expansion hole 276c by slider locks pin (not indicating in figure), until elastic expansion
Hole 276c expands and struts, and abuts generation friction with the wall of axial slideway 275 and forms lockup state, needs to change rest pad 272
Highly, it is only necessary to slider locks pin (not indicating in figure) pulls away elastic expansion hole 276c, elastic expansion hole 276c can be made to shrink, thus
Release the unlocking motion of the slide block 276 that rubbed.
Claims (3)
1. indexing fixture, including clamp body (100), clamp body (100) has receiving space (900), and clamp body (100) is provided with and props up
Bearing apparatus (200) and hold down gag (300), it is characterised in that:
Hold down gag (300) includes pressing plate (310), compresses hydraulic cylinder (320), piston rod (330), link rod (340), compresses hydraulic pressure
Cylinder (320) and the fixing assembling of clamp body (100), piston rod (330) is pressed against the most movable assembling of hydraulic cylinder (320), piston
Bar (330) is ordered about axial activity, link rod (340) and the assembling of piston rod (330) axial restraint, link rod by compressing hydraulic cylinder (320)
(340) and piston rod (330) axially opposing roll adjustment,
Link rod (340) and the assembling of pressing plate (310) axial restraint, pressing plate (310) link rod (340) revolution assembling, link rod (340) relatively
And there is between pressing plate (310) rolling ball body (350), rolling ball body (350) and link rod (340) and abut assembling, rolling ball body
(350) abutting assemble with pressing plate (310), link rod (340) is provided with yoke plate groove (341), rolling ball body (350) and yoke plate groove (341)
Matched in clearance is assembled, and link rod (340) is provided with link rod end face (345), and link rod end face (345) is towards pressing plate (310), yoke plate groove
(341) having and be positioned at the circular port (347) of link rod end face (345), circular port (347) diameter is less than rolling ball body (350) diameter,
Yoke plate groove (341) axial depth is more than 1/2nd of rolling ball body (350) diameter, and yoke plate groove (341) axial depth is less than rolling
Dynamic spheroid (350) diameter,
Pressing plate (310) includes pressing plate end face (312) and pressing plate groove (313), and pressing plate end face (312) is towards link rod (340), pressing plate end
Face (312) and link rod end face (345) are in being parallel to each other, and pressing plate groove (313) includes the opening (314) being positioned at pressing plate end face (312),
Pressing plate groove (313) includes two pressing plate groove inclined-planes (315), the axially symmetric assembling of two pressing plate groove inclined-planes (315), rolling ball body
(350) and two pressing plate groove inclined-planes (315) abut assembling,
Supporting arrangement (200) includes that base (270), base (270) include rest pad (272) and stopper slot (271), rest pad
(272) abut assemble with workpiece, the most movable assembling of pressing plate (310) relative limit groove (271),
Supporting arrangement (200) include oscillating motor (210), connecting plate (220), location-plate (230), locked hydraulic cylinder (240),
Dynamic gear ring (250) and the fixing assembling of quiet gear ring (260), oscillating motor (210) and clamp body (100), locked hydraulic cylinder
(240) fix assemble with clamp body (100), connecting plate (220) opposing oscillatory hydraulic cylinder (210) revolution assembling, connecting plate (220)
The fixing assembling of revolution, connecting plate (220) and location-plate (230), connecting plate (220) and dynamic tooth is ordered about by oscillating motor (210)
The fixing assembling of circle (250), locked hydraulic cylinder (240) and the fixing assembling of clamp body (100), hydraulic pressure locked relatively by quiet gear ring (260)
Cylinder (240) axially movable assembling, quiet gear ring (260) is ordered about axial activity by locked hydraulic cylinder (240), quiet gear ring (260) and moving
Gear ring (250) includes abutting lockup state and departing from released state.
Indexing fixture the most according to claim 1, it is characterised in that: base (270) includes axial slope (273), axial slope
(273) assembling fixing with base (270), the most movable assembling of axial slope (273) respect thereto (270), rest pad (272) and
Axial slope (273) abuts assembling.
Indexing fixture the most according to claim 2, it is characterised in that: base (270) includes radially slideway (274), axial slideway
(275) and slide block (276), radially slideway (274) and axial slideway (275) are mutually communicated assembling, rest pad (272) phase diameter
To slideway (274) radially movable assembling, the most movable assembling of slide block (276) slideway to axial (275), slide block (276) includes
Slide block abutting end (276a) and slide block locking end (276b), axial slope (273) is positioned at slide block abutting end (276a), slide block locking
End (276b) includes that slider locks pin and elastic expansion hole (276c), slider locks pin and elastic expansion hole (276c) include swelling locking
State and shrinkage porosite released state.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610757196.8A CN106271762A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610757196.8A CN106271762A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201510043519.2A CN104551789B (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510043519.2A Division CN104551789B (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
Publications (1)
Publication Number | Publication Date |
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CN106271762A true CN106271762A (en) | 2017-01-04 |
Family
ID=53069418
Family Applications (14)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610752081.XA Withdrawn CN106239218A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610947731.6A Withdrawn CN106346285A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610956155.1A Withdrawn CN106392721A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610947725.0A Withdrawn CN106425603A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610757096.5A Withdrawn CN106239260A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610949470.1A Withdrawn CN106425604A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610947722.7A Withdrawn CN106312644A (en) | 2015-01-28 | 2015-01-28 | Indexing clamp |
CN201510043519.2A Active CN104551789B (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610959766.1A Withdrawn CN106425606A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610733683.0A Withdrawn CN106271759A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610757802.6A Withdrawn CN106239261A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610739807.6A Withdrawn CN106239259A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610956119.5A Withdrawn CN106425605A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610757196.8A Withdrawn CN106271762A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
Family Applications Before (13)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610752081.XA Withdrawn CN106239218A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610947731.6A Withdrawn CN106346285A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610956155.1A Withdrawn CN106392721A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610947725.0A Withdrawn CN106425603A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610757096.5A Withdrawn CN106239260A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610949470.1A Withdrawn CN106425604A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610947722.7A Withdrawn CN106312644A (en) | 2015-01-28 | 2015-01-28 | Indexing clamp |
CN201510043519.2A Active CN104551789B (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610959766.1A Withdrawn CN106425606A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610733683.0A Withdrawn CN106271759A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610757802.6A Withdrawn CN106239261A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610739807.6A Withdrawn CN106239259A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
CN201610956119.5A Withdrawn CN106425605A (en) | 2015-01-28 | 2015-01-28 | Indexing fixture |
Country Status (1)
Country | Link |
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CN (14) | CN106239218A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105364492A (en) * | 2015-11-17 | 2016-03-02 | 盐城苏工高科机械有限公司 | Vertical type turning-milling-grinding flexible machining unit |
CN107363361A (en) * | 2016-12-09 | 2017-11-21 | 黄昌镜 | Work piece holder |
CN108838421A (en) * | 2018-08-31 | 2018-11-20 | 山西华翔集团股份有限公司 | Balance weight processing unit (plant) and method |
DE102018126018A1 (en) * | 2018-10-19 | 2020-04-23 | Trumpf Werkzeugmaschinen Gmbh + Co. Kg | Workpiece support for supporting pipe material in a pipe processing machine and pipe processing machine |
CN109732383A (en) * | 2019-03-08 | 2019-05-10 | 欧雪艳 | A kind of novel lathe full-automatic spin rotary device |
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- 2015-01-28 CN CN201610752081.XA patent/CN106239218A/en not_active Withdrawn
- 2015-01-28 CN CN201610947731.6A patent/CN106346285A/en not_active Withdrawn
- 2015-01-28 CN CN201610956155.1A patent/CN106392721A/en not_active Withdrawn
- 2015-01-28 CN CN201610947725.0A patent/CN106425603A/en not_active Withdrawn
- 2015-01-28 CN CN201610757096.5A patent/CN106239260A/en not_active Withdrawn
- 2015-01-28 CN CN201610949470.1A patent/CN106425604A/en not_active Withdrawn
- 2015-01-28 CN CN201610947722.7A patent/CN106312644A/en not_active Withdrawn
- 2015-01-28 CN CN201510043519.2A patent/CN104551789B/en active Active
- 2015-01-28 CN CN201610959766.1A patent/CN106425606A/en not_active Withdrawn
- 2015-01-28 CN CN201610733683.0A patent/CN106271759A/en not_active Withdrawn
- 2015-01-28 CN CN201610757802.6A patent/CN106239261A/en not_active Withdrawn
- 2015-01-28 CN CN201610739807.6A patent/CN106239259A/en not_active Withdrawn
- 2015-01-28 CN CN201610956119.5A patent/CN106425605A/en not_active Withdrawn
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Also Published As
Publication number | Publication date |
---|---|
CN104551789B (en) | 2016-10-19 |
CN104551789A (en) | 2015-04-29 |
CN106312644A (en) | 2017-01-11 |
CN106425605A (en) | 2017-02-22 |
CN106425604A (en) | 2017-02-22 |
CN106425603A (en) | 2017-02-22 |
CN106392721A (en) | 2017-02-15 |
CN106425606A (en) | 2017-02-22 |
CN106239260A (en) | 2016-12-21 |
CN106346285A (en) | 2017-01-25 |
CN106239259A (en) | 2016-12-21 |
CN106239218A (en) | 2016-12-21 |
CN106271759A (en) | 2017-01-04 |
CN106239261A (en) | 2016-12-21 |
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Application publication date: 20170104 |