CN110238443A - The fixture of broaching tongue-and-groove coupon - Google Patents
The fixture of broaching tongue-and-groove coupon Download PDFInfo
- Publication number
- CN110238443A CN110238443A CN201910626805.XA CN201910626805A CN110238443A CN 110238443 A CN110238443 A CN 110238443A CN 201910626805 A CN201910626805 A CN 201910626805A CN 110238443 A CN110238443 A CN 110238443A
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- China
- Prior art keywords
- support plate
- broaching
- coupon
- groove
- cushion block
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D41/00—Broaching machines or broaching devices characterised only by constructional features of particular parts
- B23D41/06—Broaching machines or broaching devices characterised only by constructional features of particular parts of devices for feeding, clamping, or ejecting workpieces
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- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The present invention relates to numerical control machine tool technique fields, specifically disclose a kind of fixture of tongue-and-groove coupon of broaching, including support plate (300), the support plate is equipped with threaded rod (900), is successively arranged with cushion block (1000) and compact heap (1100) along the direction far from support plate on the threaded rod；The cushion block is flushed close to the side of support plate outer ring surface and the outer ring surface of support plate or the outer ring surface beyond support plate, it was equipped with cutter groove (1001) on the cushion block close to the side of support plate outer ring surface, the cutter groove of crossing is obliquely installed relative to the central axis of support plate；One side of the cushion block far from support plate is clinoplain (1002), and the tilt angle of the clinoplain is identical as the tilt angle of cutter groove is crossed, and is threadedly coupled between the compact heap and threaded rod.The present invention has the characteristics that easy to operate and can directly do projection detection.
Description
Technical field
The present invention relates to numerical control machine tool technique field, in particular to a kind of fixture for tongue-and-groove coupon of broaching.
Background technique
Broaching Technology is a seed type of machinery industry processing operation, is the skiver using broaching machine processing surfaces externally and internally
Skill.Use broaching tool as the machining of cutter, when broaching tool opposite piece moves linearly, the machining allowance of workpiece is by broaching tool
It successively cuts off, is mostly used to process non-close shape surface, such as plane, forming face, groove, tongue-and-groove, leaf by the cutter tooth of tooth growing dimensions
Piece tenon and external gear etc., particularly suitable in mass production, processing bigger plane and compound face, such as aeroplane engine
The tongue-and-groove of machine turbine disk workpiece is formed frequently with the processing method of broaching.
Turbine disc mortise is often with certain oblique angle, i.e. forming direction and the turbine disk of the tongue-and-groove on turbine disk workpiece
Central axis has certain angle.The groove profile for requiring to carry out tongue-and-groove to the finished product detection of the turbine disk detects, and adopts mostly now
With the detection mode of projective amplification, however often all there is angle in the tongue-and-groove direction of the turbine disk, this to project obtained tenon
Channel profiles can not be intact focusing, influence to finished product tongue-and-groove groove profile detection accuracy.Usually in broaching turbine disk regular employee
Before part, broaching machine can adjust fixed position, and the tongue-and-groove direction and the angle in wheel disc axis direction for coming out broaching meet the requirements, and lead to
Broaching test piece in advance is crossed, the tongue-and-groove groove profile in test piece is detected, the tongue-and-groove groove profile in detection detection test piece
For qualification, the formal broaching finished work-piece in later period is just carried out, formally to broach out for the later period, finished product upper tenon groove groove profile provides guarantee,
Because there are angles, so that projection detection can not be done to the tongue-and-groove in test piece.To throw the tongue-and-groove in test piece
Shadow detection, it is necessary to change the broaching machine completed after debugging and broaching tool position, so that can broach out in test piece does not have
Tilt angle, parallel with axis tongue-and-groove, it is to be detected it is qualified after broaching machine and broaching tool are debugged into back suitable position originally again,
Both troublesome in poeration in this way, while the adjusting back and forth of broaching machine and broaching tool position, it is easy to produce error, to broach on later period finished work-piece
The quality of tongue-and-groove groove profile out has an impact.
Therefore, the existing tongue-and-groove groove profile to turbine disk finished product detects, and there are troublesome in poeration and can not directly do projection detection
The problem of.
Summary of the invention
The present invention provides to solve the existing above-mentioned technical problem of the existing tongue-and-groove groove profile detection to turbine disk finished product
A kind of fixture of broaching tongue-and-groove coupon that is easy to operate and can directly doing projection detection.
Technical solution of the present invention: the fixture of broaching tongue-and-groove coupon, including support plate, the support plate are equipped with screw thread
Bar is successively arranged with cushion block and compact heap along the direction far from support plate on the threaded rod；The cushion block is close to support
The side of disk outer ring surface is flushed with the outer ring surface of support plate or the outer ring surface beyond support plate, close to support plate on the cushion block
The side of outer ring surface was equipped with cutter groove, and the cutter groove of crossing is obliquely installed relative to the central axis of support plate；The cushion block is separate
The one side of support plate is clinoplain, and the tilt angle of the clinoplain is identical as the tilt angle of cutter groove is crossed, the pressure
It is to be threadedly coupled between tight block and threaded rod.Cushion block in the present invention is fixedly connected by threaded rod with support plate, is set on cushion block
There is respective screw hole, inclined cutter groove, coupon excessively are set on cushion block and are fixed between cushion block and compact heap by compact heap,
Broach coupon when, broaching tool passes through from crossing in cutter groove, and passes through the broaching slot position in support plate, and broaching tool is made only to broach sample
Block guarantees the normal and accuracy of broaching process；Wherein cushion block is close to the side of support plate outer ring surface and the outer ring of support plate
Face flushes or the outer ring surface beyond support plate, the coupon only broached on cushion block also for broaching tool, is guaranteeing broaching process just
Normal and accuracy；By setting clinoplain far from the one side of support plate for cushion block, specific clinoplain inclines the present invention
Rake angle is identical as the tilt angle of cutter groove is crossed, and can compensate for tilt quantity, after overcompensation, coupon exists two tilt angles
The tongue-and-groove broached on lathe after the completion of adjusting is parallel to axis direction, is not changing the broaching machine completed after debugging and broaching tool position
Under conditions of setting, so that it may directly obtain the tongue-and-groove for being parallel to coupon axis, detection operation be simplified, due on coupon
Obtained mistake cutter groove of broaching is parallel to coupon axis, thus directly can carry out projection inspection to the tongue-and-groove groove profile on coupon
It surveys, after detecting that the tongue-and-groove groove profile on coupon is qualified by projection, also it is ensured that turbine disk finished product middle tenon groove groove profile
It is qualified.
Preferably, being equipped with step close to the one side of support plate on the cushion block, set at the high step of the step
There is fixed block, the fixed block is connected by bolt, screw or pin shaft with the disk of support plate.Due to support plate disk simultaneously
It is not a complete plane, the disk of support plate is intermediate thin, and the structure of thickness, the setting of step can either guarantee to pad at outer ring
Block is fixed well in the thin disk of support plate, and can guarantee side and support plate of the cushion block close to support plate outer ring surface
Outer ring surface flushes or the good realization of the outer ring region feature beyond support plate；Fixed block is located at cushion block close to the side of support plate
Face, fixed block are structure as a whole with cushion block, so that cushion block is fixed well in support plate, guarantee that cushion block is firm, not in broaching
It can shift.
Preferably, the shape of the coupon is patty, the coupon is close to the side and cushion block phase for crossing cutter groove
The side of side is answered to flush or the side beyond cushion block corresponding side.The coupon of patty is adjusted convenient for the rotation of coupon, is convenient for
Need position pull-up to cut out tongue-and-groove in coupon, coupon flushed close to the side for crossing cutter groove with the side of cushion block corresponding side or
Side beyond cushion block corresponding side, the coupon only broached on cushion block also for broaching tool guarantee the normal and quasi- of broaching process
True property.
Preferably, the link position of the threaded rod and coupon deviates the center of coupon.Eccentric setting can lead to
Rotation coupon is crossed to control the depth of broaching tongue-and-groove.
Preferably, the outer ring surface of the support plate is equipped with several broaching slot positions, the broaching slot position is relative to support
The central axis of disk is obliquely installed.Several inclinations in support plate are broached slot position, according to the Demand Design of finished work-piece upper tenon groove,
Index dial controls the fine rotational of support plate, good fit with broaching tool, so that can broach out on the formal workpiece of the turbine disk needs
Want the tongue-and-groove of number and demand shape.
Preferably, the broaching slot position is 0~45 degree relative to the tilt angle of support plate central axis, it is described several
Broaching slot position is arranged at equal intervals on the outer ring surface of support plate.It is further preferred that the broaching slot position is relative to support plate central axis
Tilt angle be 5~30 degree.Most preferably, the broaching slot position is 10~20 relative to the tilt angle of support plate central axis
Degree.The spacing distance of the tilt angle for slot position of broaching in support plate and adjacent broaching slot position, according to finished work-piece upper tenon groove
Demand Design, index dial controls the fine rotational of support plate, good fit with broaching tool, so that can on the formal workpiece of the turbine disk
It broaches out and needs the tongue-and-groove of number and demand shape.
Preferably, the tilt angle for crossing cutter groove is identical as the broaching tilt angle of slot position.It is to guarantee knife
The consistency of the tilt angle of slot, the tilt angle for slot position of broaching and clinoplain tilt angle, and then guarantee good inclination
Amount compensation guarantees that broaching tool is substantially parallel in the tongue-and-groove that coupon pull-up is cut out with coupon axis, guarantees to coupon tongue-and-groove just
Project the absolute accuracy of detection.
Preferably, the coupon is set on threaded rod, the coupon is described between cushion block and compact heap
Coupon is arranged on the clinoplain of cushion block.Coupon is fixed by compact heap relative to the clamping force between coupon, tool
It being fixed well, rotation adjusts, dismounting very easily feature, and the face that wherein coupon is in contact with cushion block is plane,
It is to guarantee that broaching tool is substantially parallel in the tongue-and-groove that coupon pull-up is cut out with coupon axis.
Preferably, the threaded rod and support plate are perpendicular；The cushion block is in contact with the disk of support plate.
The invention has the following beneficial effects:
(1) cushion block is fixedly connected by threaded rod with support plate, and cushion block is equipped with respective screw hole, and inclination is arranged on cushion block
Mistake cutter groove, coupon is fixed between cushion block and compact heap by compact heap, when broaching coupon, broaching tool from cross knife
Pass through in slot, and pass through the broaching slot position in support plate, broaching tool is made only to broach coupon, guarantees the normal and accurate of broaching process
Property；Wherein cushion block flushes or the outer ring surface beyond support plate close to the side of support plate outer ring surface and the outer ring surface of support plate,
The coupon only broached on cushion block also for broaching tool guarantees the normal and accuracy of broaching process；
(2) by setting clinoplain, the tilt angle of specific clinoplain far from the one side of support plate for cushion block
It is identical as the tilt angle of cutter groove is crossed, it can compensate for tilt quantity, after overcompensation, coupon is being adjusted two tilt angles
The tongue-and-groove broached on lathe after is parallel to axis direction, in the item for not changing the broaching machine and broaching tool position completed after debugging
Under part, so that it may directly obtain the tongue-and-groove for being parallel to coupon axis, detection operation be simplified, due to broaching on coupon
To mistake cutter groove be parallel to coupon axis, thus can directly to the tongue-and-groove groove profile on coupon carry out projection have detected,
After detecting that the tongue-and-groove groove profile on coupon is qualified by projection, also it is ensured that the qualification of turbine disk finished product middle tenon groove groove profile
?.
Detailed description of the invention
Fig. 1 is the first structure perspective view of wire pulling method tooling；
Fig. 2 is the second structural perspective of wire pulling method tooling；
Fig. 3 is the structural front view of wire pulling method tooling；
Fig. 4 is the structure rearview of wire pulling method tooling；
Fig. 5 is the structure left view of wire pulling method tooling；
Fig. 6 is the structure right view of wire pulling method tooling；
Fig. 7 is the structure top view of wire pulling method tooling；
Fig. 8 is the structural schematic diagram in wire pulling method tooling at index dial；
Fig. 9 is the structural schematic diagram of the turbine disk or disk-like accessory in wire pulling method tooling；
Figure 10 is structural schematic diagram of the invention；
Figure 11 is longitdinal cross-section diagram of the invention；
Figure 12 is the first structure perspective view when present invention is mounted in wire pulling method tooling；
Figure 13 is the second structural perspective when the present invention is mounted in wire pulling method tooling；
Figure 14 is the third structural perspective when present invention is mounted in wire pulling method tooling；
Figure 15 is the structure left view when the present invention is mounted in wire pulling method tooling；
Figure 16 is the structural front view when present invention is mounted in wire pulling method tooling.
The label in accompanying drawing is: 100- mounting base, 200- index dial, 201- shell, 202- turntable, 203- servo motor,
The 4th hydraulic cylinder of 204-, 300- support plate, 301- broaching slot position, 302- positioning pin, 400- gland disk, 401- recessed portion,
The first hydraulic clamp of 500-, the first hydraulic cylinder of 501-, the first briquetting of 502-, 600- support frame, the second hydraulic clip of 601-
Tight device, the second hydraulic cylinder of 602-, 603- is top, 700- third hydraulic clamp, 701- third hydraulic cylinder, 702-
Three briquettings, the 800- turbine disk or disk-like accessory, 900- threaded rod, 1000- cushion block, 1001- cross cutter groove, 1002- clinoplain,
1003- step, 1004- fixed block, 1100- compact heap, 1200- coupon.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Such as the fixture of the broaching tongue-and-groove coupon of Figure 10 and Figure 11, the support plate 300 including such as Figure 12, support plate is equipped with
Such as the threaded rod 900 of Figure 16, cushion block 1000 just like Figure 13 and such as is successively arranged along the direction far from support plate on threaded rod
The compact heap 1100 of Figure 15；Cushion block flushes close to the side of support plate outer ring surface and the outer ring surface of support plate or beyond support plate
Outer ring surface, be equipped with cutter groove 1001 close to the side of support plate outer ring surface on cushion block, and crossed cutter groove relative in support plate
Mandrel line is obliquely installed；One side of the cushion block far from support plate is clinoplain 1002, the tilt angle of clinoplain and excessively knife
The tilt angle of slot is identical, is threadedly coupled between compact heap and threaded rod.One side on cushion block close to support plate is equipped with
Step 1003, fixed block 1004 is equipped at the high step of step, and fixed block passes through the disk of bolt, screw or pin shaft and support plate
It is connected.If the shape of the coupon 1200 of Figure 14 is patty, coupon is close to the side and cushion block corresponding side for crossing cutter groove
Side flushes or the side beyond cushion block corresponding side.The center of the link position of threaded rod and coupon deviation coupon.Support
The outer ring surface of disk is equipped with several broaching slot positions 301, and broaching slot position is obliquely installed relative to the central axis of support plate.Broach slot
Position is 0~45 degree relative to the tilt angle of support plate central axis, between several broaching slot positions wait on the outer ring surface of support plate
Every setting.The tilt angle for crossing cutter groove is identical as the broaching tilt angle of slot position.Coupon is set on threaded rod, coupon position
Between cushion block and compact heap, coupon is arranged on the clinoplain of cushion block.Threaded rod is perpendicular with support plate；Cushion block and branch
The disk of support plate is in contact.
Wire pulling method tooling for the turbine disk and disk-like accessory as depicted in figs. 1 and 2, including mounting base 100, installation
Seat is equipped with index dial 200 as shown in Figure 3, and the turntable 202 as shown in Figure 8 of index dial is equipped with support as shown in Figure 4
Disk 300, gland disk 400 as shown in Figure 5 is removably connected in support plate, and the shell 201 of index dial is equipped with one or more
A first hydraulic clamp 500 as shown in FIG. 6, the free pinching end of the first hydraulic clamp and the outer disc of gland disk
Face is corresponding.The shell of index dial is equipped with support frame 600 as shown in Figure 7, and support frame is equipped with the second hydraulic clamp
601, the free pinching end of the second hydraulic clamp is corresponding with the center of gland disk.First hydraulic clamp includes first
The piston rod end of hydraulic cylinder 501, the first hydraulic cylinder is equipped with the first briquetting 502, the outer disc of the first briquetting and gland disk
Face is corresponding.Second hydraulic clamp includes the second hydraulic cylinder 602, and the piston rod end of the second hydraulic cylinder is equipped with top
603, the center of gland disk is equipped with recessed portion 401, and shape, position and the top shape of recessed portion, position are adapted.Gland disk
With several broaching slot positions 301 are uniformly provided in the outer circle of support plate.Index dial is arranged by several third hydraulic clamps 700
In mounting base, third hydraulic clamp includes third hydraulic cylinder 701, and the piston rod end of third hydraulic cylinder is equipped with the
Three briquettings 702, index dial are arranged in mounting base by third briquetting.The turbine disk or disk-like accessory 800 as shown in Figure 9 passes through
Several positioning pins 302 are arranged between gland disk and support plate.Mounting base is equipped with screw hole, is equipped with adjusting screw rod in screw hole.Peace
Dress seat is connect by several oil circuit connection blocks with index dial.The size of gland disk, size, the shape of shape and support plate are mutually fitted
It answers；First hydraulic clamp has 2~6.Be equipped with keyway on mounting base and index dial shell, the keyway in mounting base and point
Keyway on scale shell is connected by key together.
Wire pulling method tooling for the turbine disk and disk-like accessory 800 as depicted in figs. 1 and 2, including as shown in Figure 5
Gland disk 400, support plate 300 as shown in Figure 4, index dial 200 as shown in Figure 3 and mounting base as shown in FIG. 6 100.
The support plate is installed on the turntable 202 as shown in Figure 8 of index dial, workpiece i.e. the turbine disk or disk as shown in Figure 9
Class part 800, clamping is between support plate and gland disk.The index dial 200 is installed in mounting base 100, and passes through first
Briquetting 502 is reinforced, and the first hydraulic cylinder 501 is equipped on index dial, plays clamping action and support as shown in Figure 7
Frame 600.It is equipped with positioning pin 302 in the gland disk and support plate, cooperates with the location hole on workpiece, plays circumferentially fixed work
The effect of part.The gland disk 400 and 300 outer circle of support plate are equipped with broaching slot position 301 corresponding with workpiece broaching position, draw
It cuts broaching tool in process and passes through broaching slot position, ream material in workpiece pull-up, meanwhile, workpiece biggish for broaching amount, energy
Keep clamping workpiece relatively reliable, the deformation effectivelying prevent during broaching.The servo electricity that the index dial 200 passes through an inside
Machine 203 drive turntable 202 rotation and shell 201 inside two the 4th hydraulic cylinders 204 control turntable 202 tighten and
It unclamps.The servo motor 203 and each hydraulic cylinder can be controlled by the CNC Panel of broaching machine, and read 202 position of turntable,
Keep broaching angle controllable.First hydraulic cylinder 501 is equipped with the first briquetting 502, the first pressure when the first hydraulic cylinder clamps
Block pushes down the fixed workpiece of gland disk 400, and the piston rod of second hydraulic cylinder 602 is connected with top 603, can be by the number of broaching machine
Control the clamping and release of panel control workpiece.The mounting base 100 is equipped with keyway and screw hole, can pass through the adjusting spiral shell on broaching machine
The cooperation of bar and screw hole adjusts the position of tooling, and the cooperation of keyway and key is realized preliminary between index dial 200 and mounting base 100
Installation.The mounting base is equipped with oil circuit connection block, and when disassembling fixture disconnects the oil circuit at block, index dial can be realized
Coupling force between 200 and mounting base 100 facilitates the dismounting of tooling.Wherein index dial belongs to the prior art, and index dial can
Think the index dial of model D250, or application No. is " high speeds entitled disclosed in " CN201821457717.9 "
Index dial in precision round subsection disk ".
The operation principle of the present invention is that:
One piece of support plate 300, support plate are fixed on turntable 202 by pin shaft, bolt or screw, one piece of clinoplain
The cushion block 1000 that 1002 tilt angle is 15 degree, cushion block can be fixed on support by threaded rod 900 in the form of threaded hole
It, can also be by the threaded function power between compact heap 1100 and threaded rod, together by coupon 1200 and cushion block 1000 on disk
It is pressed in support plate 300, fixture is installed on when formal broaching workpiece on the turntable 202 of used index dial 200, index dial
200 are fixed on the workbench of broaching machine by mounting base 100, and before the formal workpiece of the turbine disk of broaching, broaching machine can adjust fixation
Position, the tongue-and-groove direction and the angle in wheel disc axis direction for coming out broaching meet the requirements, and using fixture, can make coupon
The tongue-and-groove broached on 1200 lathe after the completion of adjusting is parallel to axis direction, and by broaching, coupon obtains the side of tongue-and-groove
Formula obtains the tongue-and-groove for being parallel to coupon axis, cushion block under conditions of not changing the broaching machine completed after debugging and broaching tool position
1000 are connect by threaded rod 900 with support plate 300, the mistake cutter groove 1001 on cushion block 1000, when broaching coupon, are drawn
Knife passes through in crossing cutter groove, and passes through the broaching slot position 301 of support plate 300, and broaching tool is made only to broach coupon 1200, guarantees broaching
Process is normal；The center of compact heap 1100 and coupon 1200 is eccentric, the position control broaching depth of rotatable coupon 1200,
Fixed block 1004 is structure as a whole with cushion block 1000, and fixed block 1004 is fixed in support plate 300 by bolt or pin shaft, is used for
Guarantee that cushion block 1000 is firm, so that not shifting when broaching；Support plate 300 and tooling when formal broaching workpiece are general, tear open
Dress is simple, easy to operate.
When the clamp fixture is used for wire pulling method, tooling is installed on broaching machine, and tooling position is adjusted to groove profile forming angle
Degree.Before wire pulling method, by clamping workpiece to be processed between gland disk 400 and support plate 300, draw bed control procedure will be top
603 exit, and withstand the conical shaped depression portion 401 of gland disk center, and by Workpiece clamping, then index dial 200 turns to start bit
The latch segment locking of two 204 tailpieces of the piston rod of the 4th hydraulic cylinder is set and passes through, four the first hydraulic cylinders 501 are shunk, and first
Briquetting 502 pushes down gland disk 400, has further fixed workpiece.When wire pulling method, tooling passes through adjusting screw rod together with workpiece
Until feeding is moved to requirement, the broaching tool wire pulling method on broaching machine pulls out a groove profile.Tooling exits and unclamps first after the completion
Latch segment inside hydraulic cylinder 501 and index dial 200, process control index dial 200 turns an angle, then index dial is locked
Tightly, the first hydraulic cylinder 501 clamps, and repeats broaching operation, and cyclic process completes the wire pulling method of entire workpiece.This tooling is used for
The processing of the numerically-controlled machine tool broaching turbine disk and disk-like accessory 800, index dial accurately control broaching position, using oil pressure locking
Mode ensure that the stabilization of workpiece during broaching, guarantee processing quality；Tooling is readily disassembled, when replacing different workpieces, just
In replacement；Tool structure is simple, is convenient for worker operation, realizes stable highly-efficient processing.
The invention has the following beneficial effects: (1) cushion blocks 1000 to be fixedly connected by threaded rod 900 with support plate 300, is padded
Block is equipped with respective screw hole, and inclined cutter groove 1001 excessively is arranged on cushion block, and coupon 1200 is fixed on by compact heap 1100
Between cushion block and compact heap, when broaching coupon 1200, broaching tool passes through from cutter groove excessively, and passes through on 300 disks of support
Broaching slot position 301, so that broaching tool is only broached coupon, guarantee the normal and accuracy of broaching process；Wherein cushion block 1000 is close
It is flushed in the side of support plate outer ring surface with the outer ring surface of support plate or the outer ring surface beyond support plate 300, also for broaching tool
The only coupon 1200 on broaching cushion block 1000, guarantees the normal and accuracy of broaching process；(2) by the way that cushion block 1000 is separate
The one side of support plate 300 is set as clinoplain 1002, the tilt angle of specific clinoplain and the inclination for crossing cutter groove 1001
Angle is identical, can compensate for tilt quantity, and two tilt angles are after overcompensation, lathe of the coupon 1200 after the completion of adjusting
The tongue-and-groove of upper broaching is parallel to axis direction, under conditions of not changing the broaching machine completed after debugging and broaching tool position, so that it may
To directly obtain the tongue-and-groove for being parallel to coupon axis, detection operation is simplified, due to the knife excessively that broaching obtains on coupon
Slot 1001 is parallel to 1200 axis of coupon, thus directly can carry out projection detection to the tongue-and-groove groove profile on coupon 1200
, after detecting that the tongue-and-groove groove profile on coupon is qualified by projection, also it is ensured that turbine disk finished product middle tenon groove groove profile
It is qualified；(3) since the disk of support plate 300 is not a complete plane, the disk of support plate is intermediate thin, at outer ring
Thick structure, the setting of step 1003 can either guarantee that cushion block 1000 is fixed well in the thin disk of support plate, and can protect
The side of card cushion block 1000 close to 300 outer ring surface of support plate is flushed with the outer ring surface of support plate or the outer ring surface beyond support plate
The good realization of feature；Fixed block 1004 is located at cushion block 1000 close to the one side of support plate, and fixed block is integrated with cushion block
Structure guarantees that cushion block is firm so that cushion block is fixed well in support plate 300, will not shift in broaching；Patty
Coupon 1200 is adjusted convenient for the rotation of coupon, and convenient for needing position pull-up to cut out tongue-and-groove in coupon, coupon is close
The side for crossing cutter groove 1001 is flushed with the side of 1000 corresponding side of cushion block or the side beyond cushion block corresponding side, also for broaching tool
The only coupon on broaching cushion block, guarantees the normal and accuracy of broaching process；Eccentric setting can pass through spinning sample block
1200 come control broaching tongue-and-groove depth；(4) several inclinations broaching slot position 301 in support plate 300, according to tenon on finished work-piece
The Demand Design of slot, index dial 200 controls the fine rotational of support plate 300, good fit with broaching tool, so that formal in the turbine disk
It can broach out on workpiece and need the tongue-and-groove of number and demand shape；The tilt angle for slot position 301 of broaching in support plate 300, with
And the spacing distance of adjacent broaching slot position, according to the Demand Design of finished work-piece upper tenon groove, index dial controls the accurate of support plate
Rotation, it is good fit with broaching tool, so that can broach out on the formal workpiece of the turbine disk needs the tongue-and-groove of number and demand shape；
It is 1002 tilt angle of tilt angle and clinoplain in order to guarantee the tilt angle of cutter groove 1001, slot position 301 of broaching
Consistency, and then guarantee good tilt quantity compensation, guarantee that broaching tool pulls up the tongue-and-groove and coupon axis cut out in coupon 1200
Line is substantially parallel, and guarantees the absolute accuracy detected to coupon tongue-and-groove orthographic projection；Coupon 1200 passes through 1100 phase of compact heap
Clamping force between coupon is fixed, has and is fixed well, rotation adjusts, dismounting very easily feature, wherein sample
The face that block is in contact with cushion block is plane, also for the tongue-and-groove and coupon axis for guaranteeing that broaching tool is cut out in coupon pull-up
It is substantially parallel.
(1) it is mainly made of, cooperates with index dial 200, support plate 300, gland disk 400 and the first hydraulic clamp 500
The installation and clamping to workpiece are completed, and then guarantees broaching tool to the wire pulling method of workpiece upper tenon groove, structure is simple, low in cost；
(2) motionless using broaching tool, the mode that clamp fixture linear movement and rotation are adjusted to carry out wire pulling method to workpiece, changes existing
Use clamp fixture it is motionless, broaching tool linear movement and rotation adjust the processing method broached, tenon of having broached every time
Slot requires the alignment case for reexamining broaching tool relative to workpiece using detection instrument after manually adjusting to broaching tool rotation,
Due to needing to process a lot of tongue-and-groove on workpiece, require that manually broaching tool is adjusted and is calibrated every time, so that entire processing
Process is very cumbersome, special time-consuming and laborious, only needs motor, adjusting screw rod that clamp fixture is driven to come relative to broaching tool in the present invention
Return is dynamic, and wherein broaching tool is without movement, so that it may the wire pulling method of a tongue-and-groove is completed, so that the wire pulling method mistake of entire tongue-and-groove
Journey becomes simply, due to being not necessarily to calibrate to broaching tool every time, so that entirely broaching process becomes time saving and energy saving；(3) lead to
The fine rotational that index dial 200 controls workpiece is crossed, ensure that the tongue-and-groove distribution that workpiece pull-up is cut out all is uniformly, to be provided with and add
The higher feature of work precision；(4) workpiece is further secured to by support plate 300 and gland by the first hydraulic clamp 500
Between disk 400, it ensure that the stability that workpiece is installed in wire pulling method, guarantee that workpiece will not be in support plate in wire pulling method
Any movement occurs between gland disk, ensure that broaching tool to the quality of workpiece wire pulling method；When a workpiece broaching completes
Later, the first hydraulic clamp 500 is unclamped, the workpiece processed is taken out between support plate 300 and gland disk 400, and change
Upper new workpiece to be processed is all right, is provided with the characteristics of workpiece is convenient for replacement, the replacement of workpiece facilitates, and also allows for unit
In time is become to the processing quantity of workpiece more, and then also allows for improving the wire pulling method efficiency of workpiece；(5) second liquid
Pressure clamping device 601 can guarantee to unclamp when 501 clamping device of the first hydraulic cylinder, and index dial 200 carries out angle of rotation to workpiece
When degree adjustment, any movement will not occur for position of the workpiece between support plate 300 and gland disk 400, further ensure work
The precision and quality of part processing；First hydraulic cylinder, 501 structure is simple, cheap, technology maturation, is also convenient for program to its work
The automation control of work, the first briquetting 502 just act in the outer circle disk of gland disk 400, can guarantee that gland disk 400 will
Workpiece is firm to be pressed in support plate 300, guarantees the stability of wire pulling method；Second hydraulic cylinder, 602 structure is simple, price
Cheap, technology maturation is also convenient for the automation control that program works to it, and wherein recessed portion 401 is and top 603 matched circles
Pyramidal structure, the top matching with recessed portion, when can either guarantee that the first hydraulic clamp 500 unclamps, workpiece will not pressed
Any movement occurs between shrouding disc 400 and support plate 300, and the turntable 202 that will not influence index dial 200 drives workpiece to turn together
It is dynamic to carry out angle adjustment；(6) the broaching slot position 301 on gland disk 400 and support plate 300 is exactly to need machine-shaping on workpiece
Tongue-and-groove, it is good fit with broaching tool, so that can efficiently process the tongue-and-groove of needs on workpiece；701 knot of third hydraulic cylinder
Structure is simple, cheap, technology maturation, is also convenient for the automation control that program works to it, and third briquetting 702 acts on indexing
On the shell of disk 200, it can either be further ensured that the installation of stablizing between index dial 200 and mounting base 100 is fixed, when needs pair
When clamp fixture repairs, the disassembly between index dial and mounting base also can be quickly realized, need to only unclamp third hydraulic oil
The clamping action of cylinder 701 is all right, so that installation and removal are more convenient；By positioning pin 302 can directly by gland disk,
The turntable of workpiece, support plate and index dial links together, and the effect for stablizing fixation is played when needing fixed, when needing each other
It when disassembly or is that directly extraction positioning pin releases fixed or is to take out each component from positioning pin one by one, positioning pin makes
It uses more convenient；(7) wherein the center of 100 bottom of mounting base is arranged in screw hole, and adjusting screw rod one end is connected to drawing
On servo motor on bed, movement of the tooling relative to broaching tool can be adjusted by the rotation of adjusting screw rod, entire tooling
It adjusts more convenient flexible；Index dial 200 is mainly connect by several oil circuit connection blocks with mounting base 100, and several thirds are hydraulic
Clamping device 700 is connected and fixed mode as the auxiliary that index dial 200 is connect with mounting base 100, when needing to dismantle index dial,
The oil circuit at block is disconnected, oil circuit connection block can be released to the coupling force between index dial and mounting base；Gland disk
400 and the size of support plate 300, shape be adapted, the broaching slot position 301 on gland disk and support plate corresponds to one by one, Neng Goushi
Now to the good fixation of workpiece, and then satisfactory tongue-and-groove is cut out in workpiece pull-up；First hydraulic clamp 500 is preferably
There are 4,4 the first hydraulic clamps are uniformly arranged, and active force of the guarantee effect on gland disk is uniform, are realized to workpiece
Firm clamping；The preliminary connection of mounting base 100 and 200 shell 201 of index dial is realized in the cooperation of keyway and key, if final connection by
Drier oil road link block and several third hydraulic clamps 700 are completed, and keyway and key, oil circuit connection block and third hydraulic clamp fill
Set the secured connection between collaboration completion mounting base and index dial shell.
Claims (9)
1. the fixture for tongue-and-groove coupon of broaching, it is characterized in that: including support plate (300), the support plate is equipped with threaded rod
(900), cushion block (1000) and compact heap (1100) are successively arranged with along the direction far from support plate on the threaded rod；It is described
Cushion block is flushed close to the side of support plate outer ring surface and the outer ring surface of support plate or the outer ring surface beyond support plate, the cushion block
On be equipped with cutter groove (1001) close to the side of support plate outer ring surface, it is described cross cutter groove incline relative to the central axis of support plate
Tiltedly setting；One side of the cushion block far from support plate is clinoplain (1002), the tilt angle and mistake of the clinoplain
The tilt angle of cutter groove is identical, is threadedly coupled between the compact heap and threaded rod.
2. the fixture of broaching tongue-and-groove coupon according to claim 1, it is characterized in that: close to support plate on the cushion block
One side be equipped with step (1003), be equipped with fixed block (1004) at the high step of the step, the fixed block by bolt,
Screw or pin shaft are connected with the disk of support plate.
3. the fixture of broaching tongue-and-groove coupon according to claim 1 or 2, it is characterized in that: the coupon (1200)
Shape is patty, and the coupon flushes with the side of cushion block corresponding side close to the side for crossing cutter groove or beyond cushion block corresponding side
Side.
4. the fixture of broaching tongue-and-groove coupon according to claim 1 or 2, it is characterized in that: the threaded rod and coupon
Link position deviate coupon center.
5. the fixture of broaching tongue-and-groove coupon according to claim 1 or 2, it is characterized in that: the outer ring surface of the support plate
Several broaching slot positions (301) are equipped with, the broaching slot position is obliquely installed relative to the central axis of support plate.
6. the fixture of broaching tongue-and-groove coupon according to claim 5, it is characterized in that: the broaching slot position is relative to support
The tilt angle of disk center's axis is 0~45 degree, and several broaching slot positions are arranged at equal intervals on the outer ring surface of support plate.
7. it is according to claim 5 broaching tongue-and-groove coupon fixture, it is characterized in that: it is described cross cutter groove tilt angle with
The tilt angle for slot position of broaching is identical.
8. the fixture for tongue-and-groove coupon of broaching described according to claim 1 or 2 or 6 or 7, it is characterized in that: the coupon set
It is located on threaded rod, between cushion block and compact heap, the coupon is arranged on the clinoplain of cushion block the coupon.
9. described according to claim 1 or 2 or 6 or 7 broach tongue-and-groove coupon fixture, it is characterized in that: the threaded rod with
Support plate is perpendicular；The cushion block is in contact with the disk of support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910626805.XA CN110238443A (en) | 2019-07-11 | 2019-07-11 | The fixture of broaching tongue-and-groove coupon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910626805.XA CN110238443A (en) | 2019-07-11 | 2019-07-11 | The fixture of broaching tongue-and-groove coupon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110238443A true CN110238443A (en) | 2019-09-17 |
Family
ID=67891968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910626805.XA Pending CN110238443A (en) | 2019-07-11 | 2019-07-11 | The fixture of broaching tongue-and-groove coupon |
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| Country | Link |
|---|---|
| CN (1) | CN110238443A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757198A (en) * | 2019-11-05 | 2020-02-07 | 南京汽轮电机(集团)有限责任公司 | Mortise broaching clamp |
| CN112792402A (en) * | 2021-01-28 | 2021-05-14 | 浙江畅尔智能装备股份有限公司 | Vertical external broaching machine for broaching inner mortise of annular workpiece and broaching method |
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| CN105689789A (en) * | 2014-11-28 | 2016-06-22 | 中国石油天然气集团公司 | Wheel disc broaching device |
| DE102016211223A1 (en) * | 2016-06-23 | 2017-12-28 | MTU Aero Engines AG | Machining manufacturing process for the manufacture of blade root receivers |
| CN206966764U (en) * | 2017-05-12 | 2018-02-06 | 四川省眉山市东升齿轮有限公司 | The kerve device of keyway on fuel injection pump gear tapered hole inclined-plane of broaching |
| CN207746727U (en) * | 2017-10-18 | 2018-08-21 | 无锡航亚盘件制造有限公司 | A kind of integrated fixture of broaching of aero-engine turbine disk and examination cutter block |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140255112A1 (en) * | 2013-03-08 | 2014-09-11 | United Technologies Corporation | Broach tool rake face with a tailored surface topography |
| CN105689789A (en) * | 2014-11-28 | 2016-06-22 | 中国石油天然气集团公司 | Wheel disc broaching device |
| DE102016211223A1 (en) * | 2016-06-23 | 2017-12-28 | MTU Aero Engines AG | Machining manufacturing process for the manufacture of blade root receivers |
| CN206966764U (en) * | 2017-05-12 | 2018-02-06 | 四川省眉山市东升齿轮有限公司 | The kerve device of keyway on fuel injection pump gear tapered hole inclined-plane of broaching |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757198A (en) * | 2019-11-05 | 2020-02-07 | 南京汽轮电机(集团)有限责任公司 | Mortise broaching clamp |
| CN110757198B (en) * | 2019-11-05 | 2020-10-09 | 南京汽轮电机(集团)有限责任公司 | Mortise broaching clamp |
| CN112792402A (en) * | 2021-01-28 | 2021-05-14 | 浙江畅尔智能装备股份有限公司 | Vertical external broaching machine for broaching inner mortise of annular workpiece and broaching method |
| CN112792402B (en) * | 2021-01-28 | 2022-02-22 | 浙江畅尔智能装备股份有限公司 | Vertical external broaching machine for broaching inner mortises of annular workpieces |
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Application publication date: 20190917 |