CN205571523U - Accurate hole curve keyway miller - Google Patents
Accurate hole curve keyway miller Download PDFInfo
- Publication number
- CN205571523U CN205571523U CN201620337704.2U CN201620337704U CN205571523U CN 205571523 U CN205571523 U CN 205571523U CN 201620337704 U CN201620337704 U CN 201620337704U CN 205571523 U CN205571523 U CN 205571523U
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- CN
- China
- Prior art keywords
- push rod
- curve
- keyway
- screw
- work piece
- 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.)
- Expired - Fee Related
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- 230000000694 effects Effects 0.000 claims abstract description 49
- 238000005520 cutting process Methods 0.000 claims abstract description 29
- 230000001808 coupling Effects 0.000 claims description 18
- 238000010168 coupling process Methods 0.000 claims description 16
- 238000005859 coupling reaction Methods 0.000 claims description 16
- 230000002457 bidirectional Effects 0.000 claims description 15
- 210000004907 Glands Anatomy 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 210000000282 Nails Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Abstract
The utility model relates to an accurate hole curve keyway miller, include stencil master, frame, two -way hydraulic pressure master cylinder, servo motor, slide bearing, guide rail, work piece positioning fixture, work piece and install other parts in box and frame. Characterized by: the work piece relies on the hole of work piece and the accurate sliding fit location of cutter arbor 9, be that the radial displacement adjustment is done to the tool bit during multiple cut feed, radial displacement is not made to work piece clamping orient cover, servo motor drives the feed, the cutting of two -way hydraulic pressure master cylinder, cutting hole curve keyway relies on the activity of passing profile modeling push rod square hole to feed roller on round pin and the profile modeling push rod at stencil master curve profiling, cutting process is all in numerical control program, an accurate hole curve keyway miller reasonable in design, compact structure, high processing precision, will become the smart processing machinery of the best blind hole keyway.
Description
Technical field
This utility model relates to a kind of accurate inner hole curve keyway cutter
Background technology
In metal current stock-removing machine lathe for accurate inner hole curve keyway be mainly spark discharge processing machine and
Import inner hole curve draw cut type keyseater, there is same problem in both machine tooling keyways: one be the spark discharge process-cycle very
Long, affect the time of delivery, too increase manufacturing cost, the development to enterprise is a biggest obstacle；Two is for there being high accuracy
The domestic few enterprise of workpiece required has to consume the huge fund lathe from external Imported Precision inner hole curve keyway, and majority is looked forward to
Industry is hoped through want of funds and is halted, and constrains the development of China's machinery manufacturing industry on the whole.
Summary of the invention
The purpose of this utility model: design the relative position of a kind of convenient correction work piece and keyway process tool, again
Can guarantee that keyway machining accuracy (dimensional accuracy, symmetry and surface roughness), make up existing spark discharge extra bed processing machine
The deficiency of bed, the accurate inner hole curve keyseater of substituting import one.
Utility model solves its technical problem and be the technical scheme is that
A kind of accurate inner hole curve keyway cutter includes stencil master (1), casing (2), spring base (3), alignment pin
(4), horizontal reset spring (5), vertical reset spring (6), cutting tool (7), cutter positioning pin (8), knife bar (9), push broach block
(10), knife bar positioning sleeve (11), screw one (12), feed bar (13), head bolts (14), activity feeding pin (15), profiling push away
Bar (16), end cap (17), activity feeding push rod (18), holding screw (19), nut (20), nut are fixed screw (21), are slided
Couple flat key (22), the fixing end (23) of slip coupling, to connect support (24), shaft coupling (25), bracket screw (26), motor solid
Determine screw (27), servomotor (28), oil cylinder fixed plate (29), fairlead (30), bidirectional hydraulic master cylinder (31), oil cylinder connection
It is fixed that flange (32), flange fix screw (33), fairlead two (34), gland screw (35), gland (36), roller (37), workpiece
Position fixture (38), work piece (39), sliding bearing (40), guide rail (41), oil cylinder connecting plate (42), frame (43), processed
Part curved surface keyway (44), the hole (45) of work piece, sunk screw (46) and flat spring (47).
Activity feeding push rod 18 is co-axially mounted on casing 2 with feed bar 13.
Activity feeding pin 15 is through the square hole of profiling push rod 16, the upper surface of activity feeding pin 15 and activity feeding push rod 18
Lower surface coincide together, the lower inclined plane of activity feeding pin 15 coincides together with the ramp of feed bar 13.
Vertical reset spring 6 is positioned and is compressed between feed bar 13 and knife bar positioning sleeve 11, push broach block 10 and feeding
Bar 13 links into an integrated entity, and the inclined-plane of push broach block 10 is identical with the slope of cutting tool 7 and overlaps, and flat spring 47, cutter are fixed
Cutting tool 7 is positioned on knife bar 9 by position pin 8 and push broach block 10.
The axial line of profiling push rod 16 is perpendicular with the axial line of activity feeding push rod 18.
Profiling push rod 16 relies on gland screw 35, gland 36, fairlead 2 34, spring base 3, the hole 45 of work piece, tight
Determine screw 19 and fairlead 30 is positioned on casing 2, in the compression zone of horizontal reset spring 5, can be upper and lower with fairlead 30
Mobile, the roller 37 being fixed on profiling push rod 16 do forming movement according to the curve form of stencil master 1.
Gradient on profiling push rod 16, activity feeding pin 15 and feed bar 13 is identical.
Servomotor 28 by shaft coupling 25 and slip coupling fixing hold 23 coaxially connected together with, activity feeding push rod
18 form a worm drive pair with nut 20.
Slip coupling fixes end 23, be slidably connected flat key 22 and activity feeding push rod 18 form one axially slidable
Shaft coupling, activity feeding push rod 18 is for sliding axially end.
Curve on stencil master 1 is circular arc, or parabola is also or hyperbola and wave, also or all
The smoothed curve of many curves composition.
During work, work piece 39 is contained on workpiece positioning clamp 38, it is ensured that knife bar 9 is concentric with work piece 39, afterwards,
Bidirectional hydraulic master cylinder 31 promotes casing 2, make roller 37 arrive curved surface rightest point, servomotor 28 rotates, drive activity
Feeding push rod 18 rotates and produces downward axial displacement, and the activity feeding pin 15 being forced through profiling push rod 16 square hole is pressed downward against
Feed bar 13, push broach block 10, cutting tool 7 and flat spring 47 also compress vertical reset spring 6, make cutting tool 7 produce feeding
Amount, then bidirectional hydraulic master cylinder 31 push-and-pull is moved all parts being contained on casing 2 and is moved together, and roller 37 is at horizontal reset bullet
Under the work of spring 5, spring base 3 and alignment pin 4 is relied on to promote the roller 37 being fixed on profiling push rod 16 to rely on stencil master 1
Curved surface does forming movement, and drive activity feeding pin 15, feed bar 13, push broach block 10 and cutting tool 7 do copying fortune successively
Dynamic, after completing a cutter cutting at one time, servomotor 28 rotates rotation drive activity feeding push rod 18 again and rotates and produce downwards
Axial displacement, the activity feeding pin 15 being forced through profiling push rod 16 square hole is pressed downward against feed bar 13, push broach block 10, cutting edge
Tool 7 and flat spring 47 compress vertical reset spring 6, make cutting tool 7 produce the amount of feeding, and then bidirectional hydraulic master cylinder 31 pushes away
Pulling all parts being contained on casing 2 to move together, roller 37, under the work of horizontal reset spring 5, relies on spring base 3 He
Alignment pin 4 promotes the roller 37 being fixed on profiling push rod 16 to rely on the curved surface of stencil master 1 to do forming movement, drives work successively
Dynamic feeding pin 15, feed bar 13, push broach block 10 and cutting tool 7 do copying motion, above action are repeated several times and cut
Cut, until completing the processor of an inner hole curve keyway.
The beneficial effects of the utility model are:
1. an accurate inner hole curve keyway cutter, processes inner hole curve keyway, and the process-cycle is short
2 one kinds of accurate inner hole curve keyway cutters, cutting feed part uses driven by servomotor, Full-numerical-control skill
Art provides powerful guarantee for improving machining accuracy.
3 one kinds of accurate inner hole curve keyway cutters, can process various inner hole curve keyway, the inner hole curve of substituting import one
Keyway cutter, is greatly reduced cost.Below in conjunction with Figure of description, this utility model is described in detail.
Accompanying drawing explanation
Accompanying drawing 1: a kind of accurate inner hole curve keyway cutter front view.
Accompanying drawing 2: a kind of accurate inner hole curve keyway cutter left view.
Accompanying drawing 3: a kind of accurate inner hole curve keyway cutter cutting tip structure chart.
Accompanying drawing 4: a kind of accurate inner hole curve keyway cutter A-A sectional view.
Accompanying drawing 5: a kind of accurate inner hole curve keyway cutter B-B sectional view.
Accompanying drawing 6: a kind of accurate inner hole curve keyway cutter work piece figure.
Accompanying drawing 7: the accurate inner hole curve keyway cutter work piece as-constructed plan of single-minded kind.
In accompanying drawing: 1 stencil master, 2 casings, 3 spring bases, 4 alignment pins, 5 horizontal reset springs, 6 hang down
Straight back-moving spring, 7 cutting tools, 8 cutter positioning pins, 9 knife bars, 10 push broach blocks, 11 knife bar positioning sleeves, 12 spiral shells
Nail one, 13 feed bars, 14 head bolts, 15 activity feeding pins, 16 profiling push rods, 17 end caps, 18 activities are entered
To push rod, 19 holding screws, 20 nuts, 21 nuts fix screw, and 22 are slidably connected flat key, 23 slip couplings
Fixing end, 24 connect supports, 25 shaft couplings, 26 bracket screws, and screw fixed by 27 motors, 28 servomotors,
29 oil cylinder fixed plates, 30 fairleads, 31 bidirectional hydraulic master cylinders, 32 oil cylinder adpting flanges, 33 flanges fix spiral shell
Nail, 34 fairleads two, 35 gland screws, 36 glands, 37 rollers, 38 workpiece positioning clamps, 39 work pieces,
40 sliding bearings, 41 guide rails, 42 oil cylinder connecting plates, 43 frames, 44 work piece curved surface keyways, 45 is processed
The hole of part, 46-sunk screw, 47-flat spring.
Detailed description of the invention
Shown in Figure of description 1: oil cylinder connecting plate 42 is formed integrally with frame 43, guide rail 41 is fixed in frame 43, oil
Cylinder fixed plate 29 is formed integrally with bidirectional hydraulic master cylinder 31, and oil cylinder fixed plate 29 is fixed on oil cylinder connecting plate 42.
Shown in Figure of description 1: servomotor 28 is fixed on casing 2 by connecting support 24;Sliding bearing 40 and case
Body 2 is formed integrally;14 end caps 17 of head bolts are fixed on casing 2;Work piece 39 is fixed on workpiece positioning clamp 38,
Workpiece positioning clamp 38 is fixed in frame 43;Knife bar 9, workpiece positioning clamp 38 and work piece 39 are co-axially mounted.
Shown in Figure of description 2 and accompanying drawing 3: roller 37 is positioned on profiling push rod 16, and roller 37 can rotate.
Shown in Figure of description 2 and accompanying drawing 3: spring base 3 is positioned on profiling push rod 16 by alignment pin 4, horizontal reset bullet
Spring 5 relies on spring base 3 to be positioned on profiling push rod 16.
Shown in Figure of description 2 and accompanying drawing 3: fairlead 30 relies on holding screw 19 to be positioned on casing 2；Fairlead 2 34
Gland screw 35 and gland 36 is relied on to be positioned on casing 2；Fairlead 30, fairlead 2 34, spring base 3, alignment pin 4 and level
Profiling push rod 16 is positioned on casing 2 by back-moving spring 5, moves with casing 2；Bidirectional hydraulic master cylinder 31 promotes casing
2, drive profiling push rod 16 and roller 37 to move up and down, simultaneously under the effect of horizontal reset spring 5, profiling push rod 16 depends on
The curve form of stencil master 1 does profiling action.
Shown in Figure of description 3: nut is fixed 21 nuts 20 of screw and is positioned on casing 2.
Shown in Figure of description 2 and accompanying drawing 3: stencil master 1 is fixed in frame 43, sliding bearing 40 can be on guide rail 41
Slide up and down,
Shown in Figure of description 3: bidirectional hydraulic master cylinder 31 is parallel to each other with the axial line of servomotor 28.
Shown in Figure of description 3: servomotor 28 fixes screw 27 even by connection support 24, bracket screw 26, motor
Connecing and be fixed on casing 2, servomotor 28 is fixed together by the fixing end 23 of shaft coupling 25 and slip coupling, it is impossible to
Slide axially.
Shown in Figure of description 3: activity feeding push rod 18 is inserted in the axis hole that end 23 fixed by slip coupling, uses and slides
Flat key connects, and can transmit moment of torsion, but activity feeding push rod 18 can be able to slide axially in slip coupling fixing end 23 axis holes,
Shown in Figure of description 3: nut is fixed 21 nuts 20 of screw and is fixed on casing 2.
Shown in Figure of description 3: the external screw thread on activity feeding push rod 18 and female thread one spiral shell of composition on nut 20
Rotation pair, can bidirectional rotation, produce axial displacement.
Shown in Figure of description 3, flange is fixed 33 oil cylinder adpting flanges 32 of screw and is fixed on casing 2, and oil cylinder connects
Flange 32 and bidirectional hydraulic master cylinder 31 use and are threaded togather, and oil cylinder fixed plate 29 is fixed on bidirectional hydraulic master cylinder 31
On.
Curve on stencil master 1 shown in Figure of description 3 can be circular arc, it is also possible to be parabola can also be hyperbolic
Line, wave, it is also possible to be the smoothed curve of many curves composition.
Shown in Figure of description 4: activity feeding pin 15 is through the square hole on profiling push rod 16, activity feeding push rod 18 times
End face is pressed on the upper surface of activity feeding pin 15, the ramp gradient phase of the lower inclined plane of activity feeding pin 15 and feed bar 13
With, and coincide, activity feeding pin 15 is close on feed bar 13, and activity feeding pin 15 can be along hole in the hole of profiling push rod 16
Axis slide up and down
Shown in Figure of description 3 and Figure of description 4: below the slope on profiling push rod 16 and activity feeding pin 15
The gradient on inclined-plane is also identical and identical, and vertical reset spring 6 is enclosed within the flute profile spring base on feed bar 13, and one end is directly pasted
Bottom land, feed bar 13 is inserted directly in the hole of casing 2, relies on vertical reset spring 6, knife bar positioning sleeve 11 and screw 1 location
On casing 2.
Shown in Figure of description 4: end cap 17 location is fixed on casing 2 by head bolts 14.
Shown in Figure of description 5: push broach block 10 use with feed bar 13 threaded integral,
Shown in Figure of description 5: cutting tool 7 is positioned on knife bar 9 by flat spring 47, push broach block 10, cutter positioning pin.
Shown in Figure of description 5: flat spring 47 is fixed on knife bar 9 by sunk screw 46, and the inclined-plane on push broach block 10 is oblique
Spend identical with the slope on cutting tool 7 and overlap.
Shown in Figure of description 6: hole 45 and the knife bar 9 of the work piece of work piece 39 use snug sliding fit.
Shown in Figure of description 7: processed: hole keyway curve and stencil master 1 curve of the work piece on 39 are one
Sample, can be circular arc, it is also possible to be parabola can also be hyperbola, wave, it is also possible to be the flat of many curves composition
Sliding curve.
A kind of accurate inner hole curve keyway cutter work process: during work, work piece 39 is contained in workpiece positioning clamp
On 38, it is ensured that knife bar 9 is concentric with work piece 39, afterwards, bidirectional hydraulic master cylinder 31 promotes casing 2, makes roller 37 arrive song
Face rightest point, servomotor 28 rotates, and drive activity feeding push rod 18 rotates and produce downward axial displacement, and promotion is worn
The activity feeding pin 15 crossing profiling push rod 16 square hole is pressed downward against feed bar 13, push broach block 10, cutting tool 7 and flat spring 47 and presses
Contracting vertical reset spring 6, makes cutting tool 7 produce the amount of feeding, and then bidirectional hydraulic master cylinder 31 push-and-pull is moved and is contained on casing 2
All parts move together, and roller 37, under the work of horizontal reset spring 5, relies on spring base 3 and alignment pin 4 to promote and is fixed on
Roller 37 on profiling push rod 16 relies on the curved surface of stencil master 1 to do forming movement, successively drive activity feeding pin 15, feed bar
13, push broach block 10 and cutting tool 7 do copying motion, and after completing a cutter cutting at one time, servomotor 28 rotates and again turns
Dynamic drive activity feeding push rod 18 rotates and produces downward axial displacement, is forced through the activity feeding of profiling push rod 16 square hole
Pin 15 is pressed downward against feed bar 13, push broach block 10, cutting tool 7 and flat spring 47 and compresses vertical reset spring 6, makes cutting tool
7 produce the amount of feeding, and then bidirectional hydraulic master cylinder 31 push-and-pull is moved all parts being contained on casing 2 and moved together, and roller 37 exists
Under the work of horizontal reset spring 5, spring base 3 and alignment pin 4 is relied on to promote the roller 37 being fixed on profiling push rod 16 to rely on
The curved surface of stencil master 1 does forming movement, and drive activity feeding pin 15, feed bar 13, push broach block 10 and cutting tool 7 do successively
Copying moves, and above action is repeated several times and cuts, until completing the processor of an inner hole curve keyway.Above
Action all finish in numerical control program with clamping workpiece after directly processing very convenient, owing to workpiece location relies on knife bar 9 fixed
Position, is that cutting tool 7 does radial displacement adjustment during multiple cut feed, and radial displacement is not made by knife bar 9, and this is for improving processing
Precision provides powerful guarantee.A kind of accurate inner hole curve keyway cutter is reasonable in design, compact conformation, and machining accuracy is high, can
Substitute same kind of products at abroad, optimal accurate inner hole curve keyway polish machinery will be become.
Claims (2)
1. an accurate inner hole curve keyway cutter, including stencil master (1), casing (2), spring base (3), alignment pin (4),
Horizontal reset spring (5), vertical reset spring (6), cutting tool (7), cutter positioning pin (8), knife bar (9), push broach block (10),
Knife bar positioning sleeve (11), screw one (12), feed bar (13), head bolts (14), activity feeding pin (15), profiling push rod
(16), end cap (17), activity feeding push rod (18), holding screw (19), nut (20), nut fix screw (21), slip connection
Connect flat key (22), end (23) fixed by slip coupling, connect support (24), shaft coupling (25), bracket screw (26), motor are fixed
Screw (27), servomotor (28), oil cylinder fixed plate (29), fairlead (30), bidirectional hydraulic master cylinder (31), oil cylinder connection method
Screw (33), fairlead two (34), gland screw (35), gland (36), roller (37), workpiece location are fixed in blue (32), flange
Fixture (38), work piece (39), sliding bearing (40), guide rail (41), oil cylinder connecting plate (42), frame (43), work piece
Curved surface keyway (44), the hole (45) of work piece, sunk screw (46) and flat spring (47), is characterized in that: activity feeding push rod
(18) being co-axially mounted on casing (2) with feed bar (13), activity feeding pin (15), through the square hole of profiling push rod (16), is lived
The dynamic upper surface of feeding pin (15) coincides together with the lower surface of activity feeding push rod (18), the declivity of activity feeding pin (15)
Face coincides together with the ramp of feed bar (13), and vertical reset spring (6) is positioned and is compressed in feed bar (13) and cutter
Between bar positioning sleeve (11), push broach block (10) and feed bar (13) link into an integrated entity, the inclined-plane of push broach block (10) and cutting tool
(7) slope is identical and overlaps, and cutting tool (7) is positioned by flat spring (47), cutter positioning pin (8) and push broach block (10)
On knife bar (9), the axial line of profiling push rod (16) is perpendicular with the axial line of activity feeding push rod (18), profiling push rod (16)
Rely on gland screw (35), gland (36), fairlead two (34), spring base (3), the hole (45) of work piece, holding screw
(19) it is positioned on casing (2) with fairlead (30), in the compression zone of horizontal reset spring (5), can with fairlead (30)
Move up and down, the roller (37) being fixed on profiling push rod (16) do forming movement according to the curve form of stencil master (1), imitative
Gradient on shape push rod (16), activity feeding pin (15) and feed bar (13) is identical, and servomotor (28) passes through shaft coupling
(25) end (23) fixing with slip coupling coaxially connected together with, activity feeding push rod (18) forms a spiral shell with nut (20)
Rotation transmission, the fixing end (23) of slip coupling, is slidably connected flat key (22) and activity feeding push rod (18) composition one can axle
To the shaft coupling slided, activity feeding push rod (18) is the end that can slide axially.
A kind of accurate inner hole curve keyway cutter the most according to claim 1, it is characterised in that described stencil master
(1) curve on is circular arc or parabola or hyperbola and wave, also or many curves composition smooth
Curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620337704.2U CN205571523U (en) | 2016-04-21 | 2016-04-21 | Accurate hole curve keyway miller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620337704.2U CN205571523U (en) | 2016-04-21 | 2016-04-21 | Accurate hole curve keyway miller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205571523U true CN205571523U (en) | 2016-09-14 |
Family
ID=56862677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620337704.2U Expired - Fee Related CN205571523U (en) | 2016-04-21 | 2016-04-21 | Accurate hole curve keyway miller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205571523U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105772828A (en) * | 2016-04-21 | 2016-07-20 | 湖北铭程精密机械有限责任公司 | Precise inner-hole curved keyway cutting machine |
| CN115647860A (en) * | 2022-10-19 | 2023-01-31 | 大连理工大学 | Barrel part inner hole groove machining and detecting equipment |
| CN115647860B (en) * | 2022-10-19 | 2023-09-19 | 大连理工大学 | Cylinder part inner hole groove machining and detecting equipment |
-
2016
- 2016-04-21 CN CN201620337704.2U patent/CN205571523U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105772828A (en) * | 2016-04-21 | 2016-07-20 | 湖北铭程精密机械有限责任公司 | Precise inner-hole curved keyway cutting machine |
| CN115647860A (en) * | 2022-10-19 | 2023-01-31 | 大连理工大学 | Barrel part inner hole groove machining and detecting equipment |
| CN115647860B (en) * | 2022-10-19 | 2023-09-19 | 大连理工大学 | Cylinder part inner hole groove machining and detecting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20210421 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |