CN108214029A - A kind of numerically-controlled machine tool fixture for processing - Google Patents
A kind of numerically-controlled machine tool fixture for processing Download PDFInfo
- Publication number
- CN108214029A CN108214029A CN201810221511.4A CN201810221511A CN108214029A CN 108214029 A CN108214029 A CN 108214029A CN 201810221511 A CN201810221511 A CN 201810221511A CN 108214029 A CN108214029 A CN 108214029A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- plate
- bottom end
- machine tool
- numerically
- 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.)
- Withdrawn
Links
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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The present invention relates to digit control machine Tool processing technique fields, and disclose a kind of numerically-controlled machine tool fixture for processing, including support base, the top of support base is fixedly connected with bottom plate, the internal activity of bottom plate is socketed with taper drive gear, and the bottom end of taper drive gear is fixedly connected with support shaft, and the bottom end of support shaft is flexibly connected with the bottom end of support base inner cavity, the middle part fixing sleeve of support shaft outer wall is connected to driven wheel, and the outside of driven wheel is sequentially connected by the output shaft of transmission belt and driving motor.The numerically-controlled machine tool fixture for processing, driven wheel is driven to rotate by driving motor, so that taper drive gear drives three groups of taper adjustment gears to rotate synchronously, and then it ensure that being synchronized with the movement for three groups of adjusting screw rods, drive clamping effect of three groups of gaskets to workpiece, to the dead center position of piece-holder when ensure that fixture work, avoid and artificial adjust the problem of Clamping Center caused by error is unstable.
Description
Technical field
The present invention relates to digit control machine Tool processing technique field, specially a kind of numerically-controlled machine tool fixture for processing.
Background technology
Turning attachment refers to that the fixture for the inside and outside surface of revolution of workpieces processing and end face, turning attachment are most on lathe
On main shaft, minority is mounted on saddle or lathe bed, is mainly used for lathe in process for the locating clip of workpiece
The effect of holding, plays very important effect in part process, and the accuracy and trivial operations degree of fixture are directly related to
The final product quality and efficiency of lathe part processing.What use was more in the prior art is exactly three coordinate fixtures, specially three groups of folders
Have head relative motion, three faces of workpiece are gripped, since three groups of clamp heads are independent operation, can not ensure three
The synchronism of group household head, so it is accurate to be just difficult to ensure that the central shaft of workpiece positions for the high workpiece of some required precisions
Really, meanwhile, different workpieces has the collet shapes of fixture a different demands, replaces that clamp head is not only troublesome and meeting
The efficiency of lathe process is largely effected on, in addition, also having some lathe in machining parts in processing, fixture is to the chucking power of workpiece
Degree has very high requirement, should not use excessive clamping force, while cannot be processed again using smaller clamping force
Polishing, it is therefore desirable to which a kind of digital control processing turning attachment is to solve the above problems.
Invention content
（One）The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides a kind of numerically-controlled machine tool fixture for processing, and it is same to have three point coordinates fixtures
Step clamping ensures that workpiece centre stabilization, circuit accurately control fixture to make clamping force, the clamp head shape conversion of workpiece surface
The advantages that adapt to the clamping demand of different workpieces, high degree of automation, solves three groups of fixtures of traditional three coordinate fixtures
Head is independent operation, can not ensure the synchronism of three groups of household heads, so the high workpiece of some required precisions is just difficult to
Ensure the central shaft accurate positioning of workpiece, meanwhile, different workpieces has the collet shapes of fixture different demands,
Replacement clamp head is not only troublesome and can largely effect on the efficiency of lathe process, in addition, there is some lathe in machining parts to exist
During processing, fixture has the clamping force of workpiece very high requirement, should not use excessive clamping force, while cannot adopt again
The problem of polishing being processed with smaller clamping force.
（Two）Technical solution
Ensure that workpiece centre stabilization, circuit accurately control fixture to workpiece surface to realize that above-mentioned three point coordinates fixture synchronizes clamping
Clamping force, clamp head shape conversion using to adapt to the clamping demand of different workpieces and the purpose of high degree of automation, this
Invention provides following technical solution：A kind of numerically-controlled machine tool fixture for processing, including support base, the top of the support base, which is fixed, to be connected
Bottom plate is connected to, the internal activity of the bottom plate is socketed with taper drive gear, and the bottom end of the taper drive gear is fixedly connected
There is support shaft, the bottom end of the support shaft is flexibly connected with the bottom end of support base inner cavity, and the middle part of the support shaft outer wall is fixed
Driven wheel is socketed with, the outside of the driven wheel is sequentially connected by the output shaft of transmission belt and driving motor, the driving electricity
The bottom end of machine is fixedly connected with the bottom end of support base inner cavity, and the taper drive gear is engaged with taper adjustment gear, the cone
Shape adjustment gear is equipped with three groups, and taper adjustment gear described in three groups is around the central shaft annular array distribution of taper drive gear, institute
The external activity for stating taper adjustment gear is socketed with bearing block, and the bottom end of the bearing block is fixedly connected with the top of bottom plate, institute
The internal whorl for stating taper adjustment gear is connected with adjusting screw rod, and the middle part movable sleeve of the adjusting screw rod outer wall is connected to fixing sleeve
Cylinder, the outside of the fixes sleeve are fixedly connected with the inside of installing plate, the bottom end of the installing plate and the side on bottom plate top
It is fixedly connected, one end of the adjusting screw rod is fixedly connected with fixed plate, and the bottom end of the fixed plate is installed with pressure regulation dress
It puts, the top of the fixed plate and installing plate has been respectively fixedly connected with supporting rod and limiting plate, and the top of the supporting rod is fixed
Compression bar is connected with, and the internal slide of the outside of compression bar and limiting plate connects, one end of the compression bar is fixedly connected with cylinder
Briquetting, the inside fixing sleeves of the cylindrical briquettes are connected to installation axle, the upper and lower ends of the installation axle respectively with fan-shaped clamping plate I
With the upper and lower ends pivot bush unit of fan-shaped clamping plate II, the middle part of the sector clamping plate I and fan-shaped II side of clamping plate is fixedly mounted
There is a gasket, the top of the sector clamping plate I and fan-shaped clamping plate II is installed with contracted transformation device, the sector clamping plate I
Latching device is installed with positioned at the top of contracted transformation device side.
Preferably, the regulator includes connecting plate, and the top of the connecting plate is fixedly connected with the bottom end of fixed plate,
The inner cavity of pressure regulation cylinder is stretched into the bottom end of the connecting plate, and one end of the pressure regulation cylinder is fixedly connected with the side of installing plate, described
The side that connecting plate is stretched into inside pressure regulation cylinder is fixedly connected with conductive copper sheet I, and the internal slide of the pressure regulation cylinder is connected with sliding block,
The left and right sides of the sliding block is installed with conductive copper sheet II and armature block respectively, and the sliding block is located at the side at armature block
It is fixedly connected with one end of pressure spring, the other end of the pressure spring is fixedly connected with one end of pressure regulation tube inner chamber, described
One end that pressure regulation tube inner chamber is located inside pressure spring is fixedly connected with electromagnet.
Preferably, the contracted transformation device includes connecting shaft I, and the bottom end of the connecting shaft I and the top of compression bar are fixed
Connection, the top movable of I outer wall of connecting shaft are socketed with contraction pole, the inside of one end and shrink cylinder outside the contraction pole
Pivot bush unit, the other end of the shrink cylinder and the top movable of II outer wall of connecting shaft are socketed, the bottom end of the connecting shaft II with
The top of fan-shaped clamping plate II is fixedly connected, and one end that the contraction pole is stretched into inside shrink cylinder is fixedly connected with returning spring, institute
The other end for stating returning spring is fixedly connected with the interior bottom of shrink cylinder.
Preferably, the latching device includes fixing axle, and company is fixed on the bottom end of the fixing axle and the top of fan-shaped clamping plate I
Connect, the top movable sleeve of the fixing axle outer wall is connected to snap-gauge, and the other end of the snap-gauge offers card slot, the card slot it is interior
Portion is connected with kelly, and the bottom end of the kelly is fixedly connected with the top of fan-shaped clamping plate II, the pin hole clamping inside the card slot
Have an axis pin, one end that the axis pin stretches out card slot is fixedly connected with one end of tension spring, the other end of the tension spring and snap-gauge it is another
One end is fixedly connected.
Preferably, the bottom of the limiting plate side is installed with envelope flitch, and the top of the envelope flitch, which is placed with, holds
Hopper, the envelope flitch are respectively positioned on the surface of bearing block with bearing material slot.
Preferably, the top of the installing plate inner wall is fixedly connected with positive stop strip, the positive stop strip and fixes sleeve top
The limiting slot clamping opened up.
Preferably, the output terminal of the electromagnet is electrically connected with the input terminal of power supply, the output terminal and switch of the power supply
Input terminal electrical connection, the output terminal of the switch is electrically connected with the input terminal of slide rheostat, the slide rheostat it is defeated
Outlet is electrically connected with the input terminal of ammeter, and the output terminal of the ammeter is electrically connected with the input terminal of divider resistance, described point
The output terminal of piezoresistance is electrically connected with the input terminal of electromagnet.
Preferably, the side of the conductive copper sheet I is electrically connected with the low-voltage control circuit output terminal of electromagnetic relay, described
The low-voltage control circuit input terminal of electromagnetic relay is electrically connected with the side of conductive copper sheet II, the high pressure work of the electromagnetic relay
Make circuit output end to be electrically connected with the input terminal of driving motor, high-pressure work circuit input terminal and the driving of the electromagnetic relay
The output terminal electrical connection of motor.
Preferably, the electromagnet is more than pressure spring for the magnetic adsorptive power of armature block and the elasticity of sliding block is restored
Power.
（Three）Advantageous effect
Compared with prior art, the present invention provides a kind of numerically-controlled machine tool fixture for processing, has following advantageous effect：
1st, the numerically-controlled machine tool fixture for processing drives driven wheel to rotate, so that taper drive gear band by driving motor
Dynamic three groups of taper adjustment gears rotate synchronously, and then ensure that being synchronized with the movement for three groups of adjusting screw rods, drive three groups of gaskets to work
The clamping effect of part ensure that when fixture works to the dead center position of piece-holder, avoid artificial adjusting error and lead
The problem of Clamping Center of cause is unstable.
2nd, the numerically-controlled machine tool fixture for processing, by setting regulator, regulating magnet inhales the electromagnetism of armature block
Attached power so as to adjust the distance between conductive copper sheet II and conductive copper sheet I, and then adjusts the relative distance of three groups of adjusting screw rods,
When driving motor drives three groups of adjusting screw rod relative motions, conductive copper sheet II is contacted with conductive copper sheet I, starts electromagnetic relay
High-pressure work circuit so that driving motor shuts down, realize fixture for workpiece level pressure spacing clamp.
3rd, numerically-controlled machine tool fixture for processing, by the way that fixture is set as the collet of piece-holder fan-shaped clamping plate I and sector
II two parts of clamping plate during merging, utilize latching device, it is ensured that fan-shaped clamping plate I and fan-shaped clamping plate II, which are stablized, to be merged, so as to pad
Piece carries out plane clamping to workpiece, and when unclamping latching device, fan-shaped clamping plate I and fan-shaped clamping plate II fill respectively in two contracted transformations
Under the action of putting, fan-shaped clamping plate I and fan-shaped clamping plate II are retracted respectively, exposes the side of cylindrical briquettes, can easily convert
Curved surface grips workpiece, it is applied widely, it is replaced in process convenient and efficient.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is contracted transformation device of the present invention and latching device vertical view；
Fig. 3 is latching device opening state schematic diagram of the present invention；
Fig. 4 is enlarged diagram at the A of Fig. 1 of the present invention；
Fig. 5 is enlarged diagram at the B of Fig. 1 of the present invention；
Fig. 6 is fixes sleeve of the present invention and installing plate pivot bush unit diagrammatic cross-section；
Fig. 7 is slidably connected schematic diagram for limiting plate of the present invention and compression bar；
Fig. 8 adjusts circuit connection diagram for electromagnet of the present invention；
Fig. 9 is electromagnetic relay control circuit connection diagram of the present invention.
In figure：1 support base, 2 bottom plates, 3 taper drive gears, 4 support shafts, 5 driven wheels, 6 transmission belts, 7 driving motors, 8
Taper adjustment gear, 9 bearing blocks, 10 adjusting screw rods, 11 fixes sleeves, 12 installing plates, 13 fixed plates, 14 regulators, 141 connect
Fishplate bar, 142 pressure regulation cylinders, 143 conductive copper sheets I, 144 sliding blocks, 145 conductive copper sheets II, 146 armature blocks, 147 pressure springs, 148 electricity
Magnet, 15 supporting rods, 16 limiting plates, 17 compression bars, 18 cylindrical briquettes, 19 installation axles, the fan-shaped clamping plates II of 20 fan-shaped clamping plates I, 21,
22 gaskets, 23 contracted transformation devices, 231 connecting shafts I, 232 contraction poles, 233 shrink cylinders, 234 connecting shafts II, 235 returning springs,
24 latching devices, 241 fixing axles, 242 snap-gauges, 243 card slots, 244 kellies, 245 axis pins, 246 tension springs, 25 envelope flitches, 26 bearing materials
Slot, 27 positive stop strips, 28 limiting slots, 29 power supplys, 30 switches, 31 slide rheostats, 32 ammeters, 33 divider resistances, 34 electromagnetism after
Electric appliance.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
- 9 are please referred to Fig.1, a kind of numerically-controlled machine tool fixture for processing, including support base 1, the top of support base 1 is fixedly connected
There is bottom plate 2, the internal activity of bottom plate 2 is socketed with taper drive gear 3, and the bottom end of taper drive gear 3 is fixedly connected with support
Axis 4, the bottom end of support shaft 4 are flexibly connected with the bottom end of 1 inner cavity of support base, and the middle part fixing sleeve of 4 outer wall of support shaft is connected to driven
Wheel 5, the outside of driven wheel 5 are sequentially connected by the output shaft of transmission belt 6 and driving motor 7, the bottom end of driving motor 7 and support
The bottom end of 1 inner cavity of seat is fixedly connected, and taper drive gear 3 is engaged with taper adjustment gear 8, and taper adjustment gear 8 is equipped with three groups,
Three groups of taper adjustment gears 8 are around the central shaft annular array distribution of taper drive gear 3, the external activity of taper adjustment gear 8
Bearing block 9 is socketed with, the bottom end of bearing block 9 is fixedly connected with the top of bottom plate 2, the internal whorl connection of taper adjustment gear 8
There is adjusting screw rod 10, driven wheel 5 is driven to rotate by driving motor 7, so that taper drive gear 3 drives three groups of taper tune
Section gear 8 rotates synchronously, and then ensure that being synchronized with the movement for three groups of adjusting screw rods 10, drives clamping of three groups of gaskets 22 to workpiece
Effect to the dead center position of piece-holder when ensure that fixture work, avoids artificial adjust and clamps caused by error
The problem of center is unstable, the middle part movable sleeve of 10 outer wall of adjusting screw rod are connected to fixes sleeve 11, the outside of fixes sleeve 11 with
The inside of installing plate 12 is fixedly connected, and the bottom end of installing plate 12 is fixedly connected with the side on 2 top of bottom plate, 12 inner wall of installing plate
Top is fixedly connected with positive stop strip 27, and the limiting slot 28 that positive stop strip 27 is opened up with 11 top of fixes sleeve is clamped, and ensures taper tune
When saving the rotation of gear 8, adjusting screw rod 10 does not produce relative rotation, and only carries out traversing action, and one end of adjusting screw rod 10, which is fixed, to be connected
Fixed plate 13 is connected to, the bottom end of fixed plate 13 is installed with regulator 14, by setting regulator 14, regulating magnet
148 for armature block 146 electromagnetic adsorption power, so as to adjust the distance between conductive copper sheet II 145 and conductive copper sheet I 143, into
And the relative distance of three groups of adjusting screw rods 10 is adjusted, and when driving motor 7 drives three groups of 10 relative motions of adjusting screw rod, conductive copper
Piece II 145 is contacted with conductive copper sheet I 143, starts the high-pressure work circuit of electromagnetic relay 34 so that driving motor 7 stops fortune
Turn, realize that fixture clamps the level pressure spacing of workpiece, regulator 14 includes connecting plate 141, the top of connecting plate 141 with it is solid
The bottom end of fixed board 13 is fixedly connected, and the inner cavity of pressure regulation cylinder 142, one end of pressure regulation cylinder 142 and installation are stretched into the bottom end of connecting plate 141
The side of plate 12 is fixedly connected, and the side that connecting plate 141 is stretched into inside pressure regulation cylinder 142 is fixedly connected with conductive copper sheet I 143, is adjusted
The internal slide of pressure cylinder 142 is connected with sliding block 144, and the left and right sides of sliding block 144 is installed with II 145 He of conductive copper sheet respectively
Armature block 146, the side of conductive copper sheet I 143 are electrically connected with the low-voltage control circuit output terminal of electromagnetic relay 34, electromagnetism relay
The low-voltage control circuit input terminal of device 34 is electrically connected with the side of conductive copper sheet II 145, the high pressure working of electromagnetic relay 34
Road output terminal is electrically connected with the input terminal of driving motor 7, high-pressure work circuit input terminal and the driving motor 7 of electromagnetic relay 34
Output terminal electrical connection, the side that sliding block 144 is located at armature block 146 is fixedly connected with one end of pressure spring 147, pressure regulation bullet
The other end of spring 147 is fixedly connected with one end of 142 inner cavity of pressure regulation cylinder, and 142 inner cavity of pressure regulation cylinder is located inside pressure spring 147
One end is fixedly connected with electromagnet 148, and the output terminal of electromagnet 148 is electrically connected with the input terminal of power supply 29, the output of power supply 29
End is electrically connected with the input terminal of switch 30, is switched 30 output terminal and is electrically connected with the input terminal of slide rheostat 31, slip variable resistance
The output terminal of device 31 is electrically connected with the input terminal of ammeter 32, and the input terminal of the output terminal and divider resistance 33 of ammeter 32 is electrically connected
It connects, the output terminal of divider resistance 33 is electrically connected with the input terminal of electromagnet 148, adjusts slide rheostat 31, is changed in circuit
Current value, so as to change the electromagnetic force of electromagnet 148 so that electromagnet 148 changes 146 magnetic adsorptive power of armature block, cooperation
The distance between conductive copper sheet I 143 and conductive copper sheet II 145 can be changed, so as to change conductive copper sheet I 143 in pressure spring 147
The traversing distance of adjusting screw rod 10, passes through the reading of ammeter 32 when being contacted with conductive copper sheet II 145, you can convenient digitlization
It adjusts, it is accurate and convenient, so as to which not only grip size adjusting can be carried out according to workpiece size, can also be adjusted according to workpiece size
Fixture is saved to the clamping force of workpiece, electromagnet 148 for the magnetic adsorptive power of armature block 146 be more than pressure spring 147 for
The elastic restoring force of sliding block 144, when ensureing that electromagnet 148 changes 146 electromagnetic adsorption power of armature block so that pressure spring 147
Generating corresponding deformational displacement, the top of fixed plate 13 and installing plate 12 has been respectively fixedly connected with supporting rod 15 and limiting plate 16,
The bottom of 16 side of limiting plate is installed with envelope flitch 25, and the top of envelope flitch 25 is placed with bearing material slot 26, envelope flitch 25 with
Bearing material slot 26 is respectively positioned on the surface of bearing block 9, and bearing material slot 26 can accept the dirt such as the clast generated in work pieces process bruting process
Angstrom rubbish, the adjustment structure of 25 lower section of protection envelope flitch possess stable working environment, protection mechanism long-time steady operation, branch
The top of strut 15 is fixedly connected with compression bar 17, and the outside of compression bar 17 is connect with the internal slide of limiting plate 16, compression bar 17
One end is fixedly connected with cylindrical briquettes 18, and the inside fixing sleeves of cylindrical briquettes 18 is connected to installation axle 19, installation axle 19 it is upper
Lower both ends respectively with fan-shaped clamping plate I 20 and the upper and lower ends pivot bush unit of fan-shaped clamping plate II 21, by by fixture to piece-holder
Collet be set as fan-shaped clamping plate I 20 and fan-shaped II 21 two parts of clamping plate, during merging, utilize latching device 24, it is ensured that fan-shaped
Clamping plate I 20 and fan-shaped clamping plate II 21, which are stablized, to be merged, so as to which gasket 22 carries out plane clamping to workpiece, when unclamping latching device 24,
Fan-shaped clamping plate I 20 and fan-shaped clamping plate II 21 are respectively under the action of two contracted transformation devices 23, by fan-shaped clamping plate I 20 and sector
Clamping plate II 21 retracts respectively, exposes the side of cylindrical briquettes 18, can easily convert curved surface grips workpiece, the scope of application
Extensively, replace convenient and efficient in process, the middle part of fan-shaped clamping plate I 20 and fan-shaped II 21 side of clamping plate is installed with gasket
22, the top of fan-shaped clamping plate I 20 and fan-shaped clamping plate II 21 is installed with contracted transformation device 23, and contracted transformation device 23 wraps
Connecting shaft I 231 is included, the bottom end of connecting shaft I 231 is fixedly connected with the top of compression bar 17, the top movable of I 231 outer wall of connecting shaft
Be socketed with contraction pole 232, one end outside contraction pole 232 and the internal activity of shrink cylinder 233 are socketed, shrink cylinder 233 it is another
End and the top movable of II 234 outer wall of connecting shaft are socketed, and the top of the bottom end of connecting shaft II 234 and fan-shaped clamping plate II 21, which is fixed, to be connected
It connects, one end that contraction pole 232 is stretched into inside shrink cylinder 233 is fixedly connected with returning spring 235, the other end of returning spring 235
It is fixedly connected with the interior bottom of shrink cylinder 233, the top that fan-shaped clamping plate I 20 is located at 23 side of contracted transformation device is installed with lock
Buckle mechanism 24, latching device 24 include fixing axle 241, and the bottom end of fixing axle 241 is fixedly connected with the top of fan-shaped clamping plate I 20,
The top movable sleeve of 241 outer wall of fixing axle is connected to snap-gauge 242, and the other end of snap-gauge 242 offers card slot 243, card slot 243 it is interior
Portion is connected with kelly 244, and the bottom end of kelly 244 is fixedly connected with the top of fan-shaped clamping plate II 21, the pin hole card inside card slot 243
Be connected to axis pin 245, one end that axis pin 245 stretches out card slot 243 is fixedly connected with one end of tension spring 246, the other end of tension spring 246 and
The other end of snap-gauge 242 is fixedly connected, fan-shaped clamping plate I 20 and fan-shaped clamping plate II 21 in close be adjacent to, card slot 243 just with card
Bar 244 is clamped, and is ensured that fan-shaped clamping plate I 20 and fan-shaped clamping plate II 21 do not generate sliding phenomenon in clamping workpiece, is improved device
Stability.
During work, according to the requirement of the required clamping force of workpiece to be added and workpiece size requirement, slide rheostat 31 is adjusted,
Change the electromagnetic force of electromagnet 148, determine that electromagnet 148 makes 146 adsorption capacity of armature block according to the registration of ammeter 32
The numerical value of 147 compression deformational displacement of pressure spring is obtained, so as to further determine that conductive copper sheet I 143 is contacted with conductive copper sheet II 145
The distance of required displacement after adapting to the size of workpiece to be added, starts driving motor 7, driven wheel 5 is driven to rotate, driven wheel 5
Taper drive gear 3 is driven to rotate, three groups of taper adjustment gears 8 is driven to rotate synchronously, so as to drive three groups of adjusting screw rods 10 same
Step is relatively traversing, and adjusting screw rod 10 drives compression bar 17 traversing again so that gasket 22 is gradually close to workpiece, when conductive copper sheet I 143
When being contacted with conductive copper sheet II 145, the high-pressure work circuit of electromagnetic relay 34 starts, and the control of driving motor 7 is stopped operating,
Just reach the clamping parameter value being previously set, clamped when needing the collet shapes of change fixture with adapting to different workpiece surfaces
It is required that when, axis pin 245 is extracted, rotates snap-gauge 242 so that snap-gauge 242 is detached from kelly 244, fan-shaped clamping plate I 20 and fan-shaped clamping plate II
21 rotate under the pulling force effect of two returning springs 235 rotating around installation axle 19 so that the circular arc of 18 side of cylindrical briquettes
It shows out, arc surface clamping function can be carried out.
In conclusion the numerically-controlled machine tool fixture for processing, drives driven wheel 5 to rotate by driving motor 7, so that cone
Shape drive gear 3 drives three groups of taper adjustment gears 8 to rotate synchronously, and then ensure that being synchronized with the movement for three groups of adjusting screw rods 10,
Three groups of gaskets 22 are driven to the clamping effect of workpiece, ensure that when fixture works to the dead center position of piece-holder, avoid
The problem of Clamping Center is unstable caused by artificial adjusting error；By setting regulator 14, regulating magnet 148 is right
In the electromagnetic adsorption power of armature block 146, so as to adjust the distance between conductive copper sheet II 145 and conductive copper sheet I 143, and then adjust
The relative distance of three groups of adjusting screw rods 10 is saved, when driving motor 7 drives three groups of 10 relative motions of adjusting screw rod, conductive copper sheet II
145 contact with conductive copper sheet I 143, start the high-pressure work circuit of electromagnetic relay 34 so that driving motor 7 shuts down, real
Existing fixture clamps the level pressure spacing of workpiece；By the way that fixture is set as the collet of piece-holder fan-shaped clamping plate I 20 and sector
II 21 two parts of clamping plate during merging, utilize latching device 24, it is ensured that fan-shaped clamping plate I 20 and fan-shaped clamping plate II 21, which are stablized, to be closed
And so as to which gasket 22 carries out plane clamping to workpiece, when unclamping latching device 24, fan-shaped clamping plate I 20 and fan-shaped II 21 points of clamping plate
Not under the action of two contracted transformation devices 23, fan-shaped clamping plate I 20 and fan-shaped clamping plate II 21 are retracted respectively, exposed cylindrical
The side of briquetting 18 can easily convert curved surface grips workpiece, applied widely, be replaced in process convenient and efficient；
Three groups of clamp heads for solving traditional three coordinate fixtures are independent operation, can not ensure the synchronism of three groups of household heads, so
The central shaft accurate positioning of workpiece is just difficult to ensure that for the high workpiece of some required precisions, meanwhile, different workpieces pair
There is different demands in the collet shapes of fixture, replacement clamp head is not only troublesome and can largely effect on the effect of lathe process
Rate, in addition, also having some lathe in machining parts in processing, fixture has the clamping force of workpiece very high requirement, no
The problem of preferably using excessive clamping force, while cannot polishing being processed using smaller clamping force again.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of numerically-controlled machine tool fixture for processing, including support base（1）, it is characterised in that：The support base（1）Top fix
It is connected with bottom plate（2）, the bottom plate（2）Internal activity be socketed with taper drive gear（3）, the taper drive gear（3）
Bottom end be fixedly connected with support shaft（4）, the support shaft（4）Bottom end and support base（1）The bottom end flexible connection of inner cavity, institute
State support shaft（4）The middle part fixing sleeve of outer wall is connected to driven wheel（5）, the driven wheel（5）Outside pass through transmission belt（6）With drive
Dynamic motor（7）Output shaft be sequentially connected, the driving motor（7）Bottom end and support base（1）The bottom end of inner cavity is fixedly connected,
The taper drive gear（3）With taper adjustment gear（8）Engagement, the taper adjustment gear（8）Equipped with three groups, described in three groups
Taper adjustment gear（8）Around taper drive gear（3）Central shaft annular array distribution, the taper adjustment gear（8）It is outer
Portion's movable sleeve is connected to bearing block（9）, the bearing block（9）Bottom end and bottom plate（2）Top be fixedly connected, the taper is adjusted
Gear（8）Internal whorl be connected with adjusting screw rod（10）, the adjusting screw rod（10）The middle part movable sleeve of outer wall is connected to fixation
Sleeve（11）, the fixes sleeve（11）Outside and installing plate（12）Inside be fixedly connected, the installing plate（12）Bottom
End and bottom plate（2）The side on top is fixedly connected, the adjusting screw rod（10）One end be fixedly connected with fixed plate（13）, it is described
Fixed plate（13）Bottom end be installed with regulator（14）, the fixed plate（13）And installing plate（12）Top it is solid respectively
Surely it is connected with supporting rod（15）And limiting plate（16）, the supporting rod（15）Top be fixedly connected with compression bar（17）, and compression bar
（17）Outside and limiting plate（16）Internal slide connection, the compression bar（17）One end be fixedly connected with cylindrical briquettes
（18）, the cylindrical briquettes（18）Inside fixing sleeve be connected to installation axle（19）, the installation axle（19）Upper and lower ends point
Not with fan-shaped clamping plate I（20）With fan-shaped clamping plate II（21）Upper and lower ends pivot bush unit, it is described sector clamping plate I（20）It is pressed from both sides with sector
Plate II（21）The middle part of side is installed with gasket（22）, the sector clamping plate I（20）With fan-shaped clamping plate II（21）Top
End is installed with contracted transformation device（23）, the sector clamping plate I（20）Positioned at contracted transformation device（23）The top of side
End is installed with latching device（24）.
2. a kind of numerically-controlled machine tool fixture for processing according to claim 1, it is characterised in that：The regulator（14）Packet
Include connecting plate（141）, the connecting plate（141）Top and fixed plate（13）Bottom end be fixedly connected, the connecting plate（141）
Bottom end stretch into pressure regulation cylinder（142）Inner cavity, the pressure regulation cylinder（142）One end and installing plate（12）Side be fixedly connected,
The connecting plate（141）Stretch into pressure regulation cylinder（142）Internal side is fixedly connected with conductive copper sheet I（143）, the pressure regulation cylinder
（142）Internal slide be connected with sliding block（144）, the sliding block（144）The left and right sides be installed with conductive copper sheet respectively
Ⅱ（145）And armature block（146）, the sliding block（144）Positioned at armature block（146）The side at place and pressure spring（147）One
End is fixedly connected, the pressure spring（147）The other end and pressure regulation cylinder（142）One end of inner cavity is fixedly connected, the pressure regulation
Cylinder（142）Inner cavity is located at pressure spring（147）Internal one end is fixedly connected with electromagnet（148）.
3. a kind of numerically-controlled machine tool fixture for processing according to claim 1, it is characterised in that：The contracted transformation device
（23）Including connecting shaft I（231）, the connecting shaft I（231）Bottom end and compression bar（17）Top be fixedly connected, the connection
Axis I（231）The top movable of outer wall is socketed with contraction pole（232）, the contraction pole（232）External one end and shrink cylinder
（233）Internal activity socket, the shrink cylinder（233）The other end and connecting shaft II（234）The top movable socket of outer wall,
The connecting shaft II（234）Bottom end and fan-shaped clamping plate II（21）Top be fixedly connected, the contraction pole（232）Stretch into contraction
Cylinder（233）Internal one end is fixedly connected with returning spring（235）, the returning spring（235）The other end and shrink cylinder
（233）Interior bottom be fixedly connected.
4. a kind of numerically-controlled machine tool fixture for processing according to claim 1, it is characterised in that：The latching device（24）Packet
Include fixing axle（241）, the fixing axle（241）Bottom end and fan-shaped clamping plate I（20）Top be fixedly connected, the fixing axle
（241）The top movable sleeve of outer wall is connected to snap-gauge（242）, the snap-gauge（242）The other end offer card slot（243）, it is described
Card slot（243）Inside be connected with kelly（244）, the kelly（244）Bottom end and fan-shaped clamping plate II（21）Top fix
Connection, the card slot（243）Internal pin hole is connected with axis pin（245）, the axis pin（245）Stretch out card slot（243）One end
With tension spring（246）One end be fixedly connected, the tension spring（246）The other end and snap-gauge（242）The other end be fixedly connected.
5. a kind of numerically-controlled machine tool fixture for processing according to claim 1, it is characterised in that：The limiting plate（16）Side
Bottom be installed with envelope flitch（25）, the envelope flitch（25）Top be placed with bearing material slot（26）, the envelope flitch
（25）With bearing material slot（26）It is respectively positioned on bearing block（9）Surface.
6. a kind of numerically-controlled machine tool fixture for processing according to claim 1, it is characterised in that：The installing plate（12）Inner wall
Top be fixedly connected with positive stop strip（27）, the positive stop strip（27）With fixes sleeve（11）The limiting slot that top opens up（28）Card
It connects.
7. a kind of numerically-controlled machine tool fixture for processing according to claim 2, it is characterised in that：The electromagnet（148）'s
Output terminal and power supply（29）Input terminal electrical connection, the power supply（29）Output terminal and switch（30）Input terminal electrical connection,
The switch（30）Output terminal and slide rheostat（31）Input terminal electrical connection, the slide rheostat（31）Output terminal
With ammeter（32）Input terminal electrical connection, the ammeter（32）Output terminal and divider resistance（33）Input terminal be electrically connected
It connects, the divider resistance（33）Output terminal and electromagnet（148）Input terminal electrical connection.
8. a kind of numerically-controlled machine tool fixture for processing according to claim 2, it is characterised in that：The conductive copper sheet I（143）
Side and electromagnetic relay（34）Low-voltage control circuit output terminal electrical connection, the electromagnetic relay（34）Low voltage control
Circuit input end and conductive copper sheet II（145）Side electrical connection, the electromagnetic relay（34）High-pressure work circuit output
End and driving motor（7）Input terminal electrical connection, the electromagnetic relay（34）High-pressure work circuit input terminal with driving electricity
Machine（7）Output terminal electrical connection.
9. a kind of numerically-controlled machine tool fixture for processing according to claim 2, it is characterised in that：The electromagnet（148）It is right
In armature block（146）Magnetic adsorptive power be more than pressure spring（147）For sliding block（144）Elastic restoring force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810221511.4A CN108214029A (en) | 2018-03-17 | 2018-03-17 | A kind of numerically-controlled machine tool fixture for processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810221511.4A CN108214029A (en) | 2018-03-17 | 2018-03-17 | A kind of numerically-controlled machine tool fixture for processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108214029A true CN108214029A (en) | 2018-06-29 |
Family
ID=62658681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810221511.4A Withdrawn CN108214029A (en) | 2018-03-17 | 2018-03-17 | A kind of numerically-controlled machine tool fixture for processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108214029A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109514221A (en) * | 2018-12-14 | 2019-03-26 | 东华机械有限公司 | A kind of fitting device and control mode to move along a straight line and rotary motion is integrated |
| CN109590752A (en) * | 2018-12-07 | 2019-04-09 | 苏州比雷艾斯电子科技有限公司 | A kind of manual trimming device of eco-friendly car accessory metal product |
| CN109807664A (en) * | 2019-04-03 | 2019-05-28 | 山东建筑大学 | Milling plane clamp device is used in a kind of processing of tiny engine |
| CN109822378A (en) * | 2019-03-20 | 2019-05-31 | 龚建生 | A kind of fixture for numerically-controlled machine tool clamping taper work |
| CN109855581A (en) * | 2019-03-04 | 2019-06-07 | 郑欣 | Fixation device and its application method before a kind of measurement of plank |
| CN111906616A (en) * | 2020-08-13 | 2020-11-10 | 杭州鲸炬科技有限公司 | Rear shell positioning and edging adjusting mechanism for computer display screen |
| CN111969470A (en) * | 2020-08-28 | 2020-11-20 | 安徽联维新能源科技有限公司 | Distribution box mounting structure with adjustable can protect |
| CN112077634A (en) * | 2020-09-19 | 2020-12-15 | 孙国花 | Cutter replacing device for machining drilling machine |
| CN112157444A (en) * | 2020-09-26 | 2021-01-01 | 杜甫 | Car tubulose and column part lathe anchor clamps based on intelligence centre gripping |
| CN112276197A (en) * | 2020-10-19 | 2021-01-29 | 杭州具彩网络科技有限公司 | Device for automatically positioning and fixing plate of plate shearing machine |
| CN112447386A (en) * | 2020-09-21 | 2021-03-05 | 铜陵三佳变压器科技股份有限公司 | Coil blocking and positioning mechanism of miniature transformer convenient for feeding |
| CN112937126A (en) * | 2021-01-27 | 2021-06-11 | 戚建军 | Pressing and adding device for surface marks of round pipe connecting piece |
| CN114433892A (en) * | 2022-02-14 | 2022-05-06 | 沅亨流体科技（昆山）有限公司 | Lathe fixture capable of automatically switching machined surfaces of workpieces |
-
2018
- 2018-03-17 CN CN201810221511.4A patent/CN108214029A/en not_active Withdrawn
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109590752A (en) * | 2018-12-07 | 2019-04-09 | 苏州比雷艾斯电子科技有限公司 | A kind of manual trimming device of eco-friendly car accessory metal product |
| CN109590752B (en) * | 2018-12-07 | 2020-08-14 | 朱双海 | Environment-friendly auto-parts metal product is with manual side cut device |
| CN109514221A (en) * | 2018-12-14 | 2019-03-26 | 东华机械有限公司 | A kind of fitting device and control mode to move along a straight line and rotary motion is integrated |
| CN109855581B (en) * | 2019-03-04 | 2021-01-26 | 郑欣 | Fixing device used before wood plate measurement and using method thereof |
| CN109855581A (en) * | 2019-03-04 | 2019-06-07 | 郑欣 | Fixation device and its application method before a kind of measurement of plank |
| CN109822378A (en) * | 2019-03-20 | 2019-05-31 | 龚建生 | A kind of fixture for numerically-controlled machine tool clamping taper work |
| CN109822378B (en) * | 2019-03-20 | 2020-11-03 | 泰州市三立管件股份有限公司 | Clamp for clamping conical workpiece by numerical control machine tool |
| CN109807664A (en) * | 2019-04-03 | 2019-05-28 | 山东建筑大学 | Milling plane clamp device is used in a kind of processing of tiny engine |
| CN111906616B (en) * | 2020-08-13 | 2021-11-12 | 东莞市千河电子科技有限公司 | Rear shell positioning and edging adjusting mechanism for computer display screen |
| CN111906616A (en) * | 2020-08-13 | 2020-11-10 | 杭州鲸炬科技有限公司 | Rear shell positioning and edging adjusting mechanism for computer display screen |
| CN111969470A (en) * | 2020-08-28 | 2020-11-20 | 安徽联维新能源科技有限公司 | Distribution box mounting structure with adjustable can protect |
| CN111969470B (en) * | 2020-08-28 | 2022-06-14 | 安徽联维新能源科技有限公司 | Distribution box mounting structure with adjustable can protect |
| CN112077634A (en) * | 2020-09-19 | 2020-12-15 | 孙国花 | Cutter replacing device for machining drilling machine |
| CN112447386A (en) * | 2020-09-21 | 2021-03-05 | 铜陵三佳变压器科技股份有限公司 | Coil blocking and positioning mechanism of miniature transformer convenient for feeding |
| CN112447386B (en) * | 2020-09-21 | 2022-06-10 | 铜陵三佳变压器科技股份有限公司 | Coil blocking and positioning mechanism of miniature transformer convenient for feeding |
| CN112157444A (en) * | 2020-09-26 | 2021-01-01 | 杜甫 | Car tubulose and column part lathe anchor clamps based on intelligence centre gripping |
| CN112276197A (en) * | 2020-10-19 | 2021-01-29 | 杭州具彩网络科技有限公司 | Device for automatically positioning and fixing plate of plate shearing machine |
| CN112937126A (en) * | 2021-01-27 | 2021-06-11 | 戚建军 | Pressing and adding device for surface marks of round pipe connecting piece |
| CN114433892A (en) * | 2022-02-14 | 2022-05-06 | 沅亨流体科技（昆山）有限公司 | Lathe fixture capable of automatically switching machined surfaces of workpieces |
| CN114433892B (en) * | 2022-02-14 | 2024-01-30 | 沅亨流体科技（昆山）有限公司 | Lathe fixture capable of automatically switching machined surface of workpiece |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108214029A (en) | A kind of numerically-controlled machine tool fixture for processing | |
| CN207953257U (en) | A kind of numerically-controlled machine tool fixture for processing | |
| CN109366206A (en) | A kind of centre frame for numerical control processing positioning | |
| CN212169643U (en) | Jig for machining wind power hub | |
| CN110238774A (en) | A kind of fixation device that convenience processes central bearing block outer ring | |
| CN208644705U (en) | Annular element clamping jig on wind tower self-locking device | |
| CN213783089U (en) | Generator stator dove tail muscle location frock | |
| CN206663048U (en) | A kind of frequency converter clamping device | |
| CN209682015U (en) | A kind of fixed mechanism for bearing machining | |
| CN210985162U (en) | Electric brush wire angle forming device | |
| CN209681741U (en) | A kind of indexable adaptive numerical control clamp of more than one piece clamping | |
| CN210757158U (en) | Workpiece clamping mechanism of abrasive belt grinding machine | |
| CN209094995U (en) | A kind of fixed device of the machining that stability is high | |
| CN216503300U (en) | Full-automatic press-mounting machine for assembling multi-specification carrier rollers | |
| CN209664840U (en) | A kind of follow-rest and numerically-controlled machine tool | |
| CN209125353U (en) | A kind of explosion-proof covering board universal jig and fixture system | |
| CN208289442U (en) | It is a kind of convenient for sized machining fixture | |
| CN207695798U (en) | A kind of slow wire feeding lathe stationary fixture | |
| CN208231605U (en) | A kind of frock clamp convenient for adjustable type | |
| CN217702978U (en) | Multi-station five-axis rotating shaft tool for grinding | |
| CN212761294U (en) | High-efficiency drilling machine | |
| CN218254044U (en) | Modified numerical control lathe pneumatic fixture device | |
| CN205572208U (en) | Bearing anchor clamps with adjustable | |
| CN112872514B (en) | High-stability inner cavity electrolytic grinding machining device and method | |
| CN213497757U (en) | Clamp for numerical control machine tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180629 |