CN112605445B - Precision variable spiral milling cutter - Google Patents
Precision variable spiral milling cutter Download PDFInfo
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- CN112605445B CN112605445B CN202011535480.3A CN202011535480A CN112605445B CN 112605445 B CN112605445 B CN 112605445B CN 202011535480 A CN202011535480 A CN 202011535480A CN 112605445 B CN112605445 B CN 112605445B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/02—Milling-cutters characterised by the shape of the cutter
- B23C5/10—Shank-type cutters, i.e. with an integral shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/28—Features relating to lubricating or cooling
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Abstract
The invention discloses a precision variable spiral milling cutter, which structurally comprises: the invention relates to a rotary triple prism structure operation angle condenser pipe, which comprises a variable spiral blade, a cold pipe blade holder cylinder groove, a button wheel, a clamping plate and a cutter handle shell block. The change through milling cutter helical angle cooperates the linkage of fan fagging lock joint to realize quick synchronous cutter cooling, promotes intelligent numerically controlled fraise machine whole triangle-shaped inner tube liquid level cooling framework and axle sleeve left wheel pipe bearing and receives the dress operation effect, promotes numerically controlled fraise machine lock axle gyration milling cutter operating efficiency, makes become that spiral milling cutter in cutting process work piece line evenly expands, shortens cooling cycle, the careful operation effect of guarantee finish machining material finished product.
Description
Technical Field
The invention relates to a precision variable spiral milling cutter, belonging to the field of milling cutters.
Background
With the increasingly complex product structures in the fields of aerospace, automobiles, machine tools and the like, the requirements on the machining precision and quality consistency of key parts are continuously improved, the machining difficulty of workpiece materials is increasingly increased, and high-performance cutter products are urgently needed to ensure the machining fineness. As a research hotspot for improving the surface processing quality in recent years, the integral variable spiral milling cutter has the following defects that:
the special variable spiral structure of the integral variable spiral milling cutter easily generates friction internal heat in milling processing, so that the heat transfer of the integral solid end of the milling cutter is too large, the cooling time is too long, the period of a tool rest for standing secondary milling materials of the numerical control milling machine is longer, the processing process is prolonged, the batch production period is delayed, the maintenance degree and the annealing degree of a cutter body are low, and the loss rate of continuous heating of the cutting edge of the variable spiral milling cutter is interfered.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a precision variable spiral milling cutter, which solves the problems that the blade structure of the integral variable spiral milling cutter generates frictional internal heat on a cut metal piece, so that the heat transfer of the integral solid end of a cutter body is overlarge, the cooling time is too long, the period of a tool rest for secondarily milling and processing materials by a numerical control milling machine is longer, the processing process is prolonged, the batch production period is delayed, the maintenance degree and the annealing degree of the cutter body are low, and the loss rate of the blade which is continuously heated is interfered.
In order to achieve the purpose, the invention is realized by the following technical scheme: a precision variable spiral milling cutter structurally comprises: the cold pipe cutter holder barrel groove, the button wheel, the clamping plate, the cutter handle shell block and the variable spiral cutting edge are of an integrated structure, the spiral angle is gradually changed from 28 degrees to 30 degrees and is expanded to 60 degrees, the cold pipe cutter holder cylinder groove is inserted and embedded in the cutter handle shell block, the axes of the cold pipe cutter holder cylinder groove and the button wheel are in the same line, the cold pipe cutter holder cylinder groove and the button wheel are buckled together, the two clamping plates are respectively inserted and embedded in the left upper corner and the right upper corner of the cold pipe cutter holder cylinder groove, the variable spiral cutting edge and the cutter handle shell block are of an integral structure, the cold pipe cutter holder cylinder groove is provided with an inner container cylinder shell ring, a shaft sleeve left wheel pipe, a condensation pipe and a cold pipe truss plate, the left wheel pipe of the shaft sleeve is inserted and embedded in the inner container shell ring, the axes of the left wheel pipe and the axes of the left wheel pipe are collinear, the condensing pipe and the cold pipe truss plate are buckled together and are positioned on the same vertical surface, the cold pipe truss plate is inserted and embedded in the inner container shell ring, and the inner container shell ring is inserted and embedded in the cutter handle shell block, and the axes of the inner container shell ring are collinear.
In order to optimize the technical scheme, the method further comprises the following steps:
as a further improvement of the invention, the variable spiral cutting edge is formed by forming an included angle of 28 degrees at the bottom and then expanding the cutting edge to a 30-degree included angle by a variable spiral angle, the variable spiral cutting edge extends and butts a 60-degree angle of a three-equilateral framework of a condensation pipe and a cold pipe truss plate, the cooling butt joint operation effect of the triangular prism type variable spiral tailstock is realized, the 28-degree cutting edge at the cutter head end is deformed to a 30-degree extended butt joint tail end 60-degree angle, the variable spiral processing operation of three angles is realized, and the overheating of the cutting edge tip 28 degrees can form an operation effect of heat transfer from bottom to top and cooling covering transfer communication from top to bottom through the 60-degree condensation at the tail part.
As a further improvement of the invention, the liner shell ring consists of a rib leaf groove and a liner shell ring, the rib leaf groove is arranged inside the liner shell ring, and the rib leaf groove and the liner shell ring are nested into a whole and are positioned on the same vertical surface.
As a further improvement of the invention, the rib leaf groove is composed of an ear plate top seat, a frame strip laminated frame and a rib leaf frame, wherein the ear plate top seat and the frame strip laminated frame are in clearance fit, and the frame strip laminated frame is inserted and embedded in the rib leaf frame and is positioned on the same vertical plane.
As a further improvement of the invention, the shaft sleeve left wheel pipe consists of six air-vent ring grooves and a shaft sleeve body, and the six air-vent ring grooves are nested around the shaft center of the shaft sleeve body into a whole.
As a further improvement of the invention, the air vent ring groove consists of an inner fin plate, a through hole plate seat and an inner ring rail groove, the inner fin plate is inserted and embedded in the inner ring rail groove and is positioned on the same vertical surface, and the through hole plate seat and the inner ring rail groove are in clearance fit.
As a further improvement of the invention, the button wheel consists of a fan supporting plate and a wheel ring frame, the fan supporting plate and the wheel ring frame are inserted and embedded together and are positioned on the same vertical surface, and the fan supporting plate is arranged on the left side of the wheel ring frame.
As a further improvement of the invention, the fan supporting plate consists of a sleeve, an inner core strip and a fan plate groove, wherein the sleeve is nested at the left side of the inner core strip, the axes of the sleeve are collinear, and the inner core strip is inserted and nested inside the fan plate groove and is positioned on the same vertical plane.
As a further improvement of the invention, the clamping plate consists of a bracket flap and a trapezoidal clamping plate, the bracket flap is arranged inside the trapezoidal clamping plate and is positioned on the same vertical surface, and the bracket flap and the trapezoidal clamping plate are in an integral structure.
As a further improvement of the invention, the strut petals consist of strut column blocks, arc cushion blocks and semicircular petals, the strut column blocks and the arc cushion blocks are in interference fit, and the arc cushion blocks are arranged inside the semicircular petals and are positioned on the same vertical surface.
As a further improvement of the invention, the lug plate top seat is of a composite plate seat structure with a ball cap lug plate inserting sliding seat strip at the top, and the operation effect of lifting linkage pressure regulation is conveniently formed by top extrusion.
As a further improvement of the invention, the through hole plate seat is of an arc plate groove structure with a through hole at the top and in an inverted funnel shape, so that the side ring is pressed outwards to extrude and ventilate, and the auxiliary lifting operation of the cooling efficiency after subsequent middle hot gas is outwards discharged is ensured.
As a further improvement of the invention, the inner core bar is a bent core bar structure with a thin steel bar bent rod, the left width and the right tip are narrow, the operation effect of frame protection top support padding for forming reinforcing ribs is convenient to insert, and the integral frame protection effect of the retracting top support is improved.
As a further improvement of the invention, the semicircular flaps are of a semicircular flap plate structure with narrow upper parts and narrow lower parts and wide middle parts, so that the tool apron internally clamped by the left-right traction is conveniently attached and buckled to form the assembling operation effect of the tool apron inserting milling machine axle tool magazine.
Advantageous effects
The invention relates to a precision variable spiral milling cutter, wherein an operator sleeves a condenser pipe on an inner container shell ring of a cold pipe cutter holder cylinder groove with a cold pipe truss plate to form the operation effect of a triangular framework cooling milling cutter inner core, so that rib leaf plate grooves are separated from the inner container shell ring through rib leaf plate frame package lug plate top seats and a frame strip stacking frame in an unloading and vibration isolation manner, a vent hole ring groove of a shaft sleeve left wheel pipe is driven by an inner ring rail groove to rotate on the rear side of an inner fin plate through a rib leaf plate frame compression lug plate top seat in a shaft sleeve pipe body to form the intermittent hot gas collection and discharge operation effect, the cooling of peripheral package pressure improves the hot knife cooling efficiency after cutting processing of the variable spiral milling cutter, a fan support plate of a button wheel is matched with the leaf plate groove top pressure sleeve pipe and the inner core bar on one side of a wheel ring frame to form a clamping frame protection operation effect, a rolling shaft of a numerical control milling machine is matched with penetration, so that the clamping plate secondary package pressure is prevented from being released, the debugging before processing of the numerical control milling cutter is assisted, a cutter handle shell block drives a variable spiral to form a variable spiral material processing sliding knife with an included angle of 28-degree to 30 degrees The operation effect, make the change spiral cutting edge be 28 contained angles for the bottom then become the spiral and expand the cutting edge to 30 contained angles, let the change spiral cutting edge extend and dock the condenser pipe with the 60 angles of cold pipe truss plate three equilateral frameworks, realize the cooling butt joint operation effect of prism formula change spiral tailstock, let 28 angle sword shape gradual change of tool bit end to 30 extension butt joint tail end 60 angles, realize the variable spiral processing operation of three gradual change angle, and become the operation effect that a large amount of cutting heat that spiral milling cutter tool bit 28 spiral angle department cutting process produced can form a heat transfer from the bottom up and cooling cover transfer intercommunication from the top down through the 60 condensation of afterbody.
The invention has the following advantages after operation:
the application cold tube blade holder barrel groove cooperatees with the button wheel, cooperates the fagging halving linkage through the change of milling cutter helical angle and realizes quick synchronous cutter cooling, promotes the whole three angie type inner tube liquid level cooling framework of intelligent numerically controlled fraise machine and the axle sleeve left wheel pipe bearing and receives the dress operation effect, promotes numerically controlled fraise machine lock axle gyration milling cutter operating efficiency, makes become spiral milling cutter in cutting process work piece line evenly expanded, shortens cooling cycle, the careful operation effect of guarantee finish machining material finished product.
Drawings
Other features, objects, and advantages of the present invention will become more apparent from the following detailed description of the embodiments of the invention when taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of a precision variable helical milling cutter according to the present invention.
FIG. 2 is a detailed schematic top sectional view of a cold tube blade holder cylinder groove and a button wheel according to the present invention.
FIG. 3 is a detailed schematic top sectional view of the blade holder slot and clamping plate of the cold tube of the present invention.
FIG. 4 is a detailed overlook cross-sectional structural diagram of the cold tube tool apron cylinder groove, the liner cylinder shell ring and the shaft sleeve left wheel tube of the present invention.
FIG. 5 is an enlarged structural view of the bird's eye view of the fan-stay plate according to the present invention.
Fig. 6 is an enlarged structural schematic view of a top cross section of a strut petal in a working state.
FIG. 7 is an enlarged sectional top view of the rib slat trough in accordance with the present invention.
FIG. 8 is an enlarged structural view of the overlooking cross section of the working state of the air-permeable ring groove of the present invention.
Description of reference numerals: a cold tube knife holder cylinder groove-1, a button wheel-2, a clamping plate-3, a knife handle shell block-4, a variable spiral knife edge-5, an inner container cylinder shell ring-1A, a shaft sleeve left wheel tube-1B, a condenser tube-1C, a cold tube truss plate-1D, a rib strip fan plate groove-1A 1, an inner container shell ring-1A 2, an ear plate top seat-1A 11, a frame strip stacking frame-1A 12, a rib strip fan plate frame-1A 13, a vent hole ring groove-1B 1, a shaft sleeve pipe body-1B 2, an inner fin plate-1B 11, a through hole plate seat-1B 12, an inner wheel ring rail groove-1B 13, a fan supporting plate-21, a wheel ring frame-22, a sleeve-211, an inner core strip-212, a fan plate groove-213, a supporting frame sheet-31, a trapezoidal clamping plate-32, a supporting frame column block-311, Arc cushion block-312 and semi-circle petal-313.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The first embodiment is as follows:
referring to fig. 1 to 8, the present invention provides a precision variable spiral milling cutter, which comprises: the cold tube knife rest cylinder groove 1, the button wheel 2, the clamping plate 3, the knife handle shell block 4 and the variable spiral knife edge 5, the cold tube knife rest cylinder groove 1 is inserted and embedded in the knife handle shell block 4 and the axes of the cold tube knife rest cylinder groove 1 and the button wheel 2 are collinear, the clamping plate 3 is provided with two clamping plates and respectively inserted and embedded in the left upper corner and the right upper corner of the cold tube knife rest cylinder groove 1, the variable spiral knife edge 5 and the knife handle shell block 4 are of an integral structure, the cold tube knife rest cylinder groove 1 is provided with an inner container cylinder shell ring 1A, a shaft sleeve left wheel pipe 1B, a condensation pipe 1C and a cold tube truss plate 1D, the shaft sleeve left wheel pipe 1B is inserted and embedded in the inner container cylinder shell ring 1A and the axes of the cold tube truss plate 1D are collinear, the condensation pipe 1C and the cold tube truss plate 1D are fastened together and positioned on the same vertical surface, the cold tube truss plate 1D is inserted and embedded in the inner container shell ring 1A and embedded in the knife handle shell block 4 and the axes of the knife handle shell block are collinear, become helical cutting edge 5 and be 28 contained angles then become the spiral extension cutting edge to 30 contained angles for the bottom, let and become helical cutting edge 5 and extend the 60 jiaos of butt joint condenser pipe 1C and cold pipe truss plate 1D three equilateral frameworks, realize that prism formula becomes spiral tailstock cooling butt joint operation effect, let 28 helical angle gradual change of tool bit end to 30 and extend the butt joint tail end 60 jiaos again, realize the variable spiral processing operation of three gradual change angle, and a large amount of cutting heat that tool bit end 28 helical angle produced can form the operation effect of a heat transfer and cooling cover transfer intercommunication from the bottom up through the 60 condensation of milling cutter afterbody from the top down.
Referring to fig. 4, the inner container casing ring 1A is composed of rib sector grooves 1A1 and an inner container casing ring 1A2, the rib sector grooves 1A1 are installed inside the inner container casing ring 1A2, the rib sector grooves 1A1 and the inner container casing ring 1A2 are nested into a whole and are located on the same vertical plane, the shaft sleeve left wheel tube 1B is composed of a vent hole ring groove 1B1 and a shaft sleeve tube body 1B2, the vent hole ring groove 1B1 is provided with six shafts and is nested around the shaft center of the shaft sleeve tube body 1B2 into a whole, and the shaft sleeve tube body 1B2 is received through the rib sector grooves 1A1 to form a fixed shaft anti-shift sleeving operation effect.
Referring to fig. 7, the rib sheet slot 1a1 is composed of an ear plate top seat 1a11, a frame strip stacking frame 1a12, and a rib sheet frame 1a13, the ear plate top seat 1a11 and the frame strip stacking frame 1a12 are in clearance fit, the frame strip stacking frame 1a12 is inserted and embedded inside the rib sheet frame 1a13 and is located on the same vertical plane, the ear plate top seat 1a11 is a composite plate seat structure with a spherical cap ear plate inserted and inserted with a sliding seat strip at the top, so that the operation effect of lifting, linkage and pressure adjustment is formed by extruding the top, and the operation effect of vibration isolation outer ring unloading is ensured by lifting the ear plate top seat 1a11 in the frame strip stacking frame 1a 12.
Referring to fig. 8, the air hole ring groove 1B1 is composed of an inner fin plate 1B11, a through hole plate seat 1B12, and an inner ring rail groove 1B13, the inner fin plate 1B11 is inserted and embedded in the inner ring rail groove 1B13 and is located on the same vertical plane, the through hole plate seat 1B12 and the inner ring rail groove 1B13 are in clearance fit, the through hole plate seat 1B12 is an arc plate groove structure with a through hole at the top in an inverted funnel shape, so that the side ring pressing, outward discharging, extruding and ventilation are facilitated, the cooling efficiency after the subsequent intermediate hot gas is discharged outward is ensured to assist the lifting operation, and the ring pressing hot gas output and the cooling operation effect of the cold air contained inside are formed by intermittently overlapping the inner fin plate 1B11 and the through hole plate seat 1B 12.
Referring to fig. 2, the button wheel 2 is composed of a fan support plate 21 and a wheel ring frame 22, the fan support plate 21 and the wheel ring frame 22 are inserted and embedded together and are located on the same vertical plane, the fan support plate 21 is installed on the left side of the wheel ring frame 22, and the fan support plate 21 is brushed in the wheel ring frame 22 to form a housing frame protection and vibration isolation operation effect.
Referring to fig. 5, the fan supporting plate 21 is composed of a sleeve 211, an inner core bar 212 and a fan plate groove 213, the sleeve 211 is nested on the left side of the inner core bar 212, the axes of the sleeve 211 are collinear, the inner core bar 212 is inserted into the fan plate groove 213 and is located on the same vertical plane, the inner core bar 212 is a bent core bar structure with a wide left side and a narrow right tip, a frame protection top support cushion assembly operation effect of reinforcing ribs is conveniently formed by inserting, the integral retracting top support stabilizing frame protection effect is improved, and the fan plate groove 213 is supported by the inner core bar 212 to rotate to cushion, so that the clamping stability of the housing is improved.
The working process is as follows: the working personnel cup joints the condenser pipe 1C with the inner liner shell ring 1A of the cold pipe cutter holder cylinder groove 1 and the cold pipe truss plate 1D to form the operation effect of the cooling milling cutter inner core with a triangular framework, so that the rib leaf plate groove 1A1 wraps and presses the lug plate top seat 1A11 and the frame strip stacked frame 1A12 for unloading and vibration isolation in the inner liner shell ring 1A2 through the rib leaf plate frame 1A13, the vent hole ring groove 1B1 of the shaft sleeve left wheel pipe 1B drives the through hole plate seat 1B12 to rotate at the rear side of the inner fin plate 1B11 through the inner wheel ring rail groove 1B13 in the shaft sleeve pipe body 1B2 to form the intermittent collection hot gas operation effect, the cooling of the periphery wrapping improves the hot knife cooling efficiency after the milling cutter turning, the fan support plate 21 of the button wheel 2 is matched with the leaf plate groove 213 to press the rolling shaft sleeve 211 and press the inner core strip 212 to form the clamping frame protection operation effect in cooperation with the milling machine, and the secondary clamping and anti-release plate 3 is inserted and pressed, let the smooth sword operating effect of change spiral material processing that the blade handle shell piece 4 drives and becomes helical cutting edge 5 formation contained angle range and be 28 to 30, make and become helical cutting edge and be 28 contained angles then become spiral extension cutting edge to 30 contained angles for the bottom, let and become 60 jiaos that helical cutting edge extension butt joint condenser pipe and cold pipe truss plate three equilateral frameworks, realize that prism formula becomes spiral tailstock cooling butt joint operation effect, let 28 jiaos cutting edge of tool bit end warp to 30 extend butt joint tail end 60 jiaos, realize the variable spiral processing operation of three angle gradual changes, and 28 overheated can form the operating effect of a heat transfer from the bottom up and cooling cover transmission intercommunication from the top down through the 60 condensation of afterbody of tool bit end.
Example two:
referring to fig. 1 to 8, the present invention provides a precision variable spiral milling cutter, which is otherwise the same as embodiment 1 except that:
referring to fig. 3, the clamping plate 3 is composed of a strut flap 31 and a trapezoidal clamping plate 32, the strut flap 31 is installed inside the trapezoidal clamping plate 32 and is located on the same vertical plane, the strut flap 31 and the trapezoidal clamping plate 32 are of an integral structure, and the strut flap 31 is buckled in the trapezoidal clamping plate 32 left and right to form the effect of a zipper type receiving and clamping milling cutter seat, so that the efficient anti-tripping of a shaft lever of a clamping milling machine is guaranteed.
Referring to fig. 6, the strut petals 31 are composed of strut columns 311, arc cushion blocks 312 and semicircular petals 313, the strut columns 311 and the arc cushion blocks 312 are in interference fit, the arc cushion blocks 312 are installed inside the semicircular petals 313 and are located on the same vertical plane, the semicircular petals 313 are in a semicircular petal plate structure with a narrow upper part and a narrow lower part and a wide middle part, so that the assembling operation effect of the tool apron penetrating milling machine tool magazine of the left-right traction built-in clamp is conveniently formed by attaching and pressing, and the effect of pressing and fastening the end bases is formed by inserting and pressing the semicircular petals 313 through the strut columns 311.
The material is cut and processed through the cutting edge of the milling cutter, the cutter holder is inserted in the shaft lever of the numerical control milling machine, the semicircular petal 313 which drives the strut petal 31 through the trapezoidal clamping plate 32 of the clamping plate 3 is pressed on the strut column block 311 and props against the arc cushion block 312 to form the tightness which is tightly attached to the shaft lever linkage milling cutter to realize the convolution processing operation effect, the material is ensured to change the high efficiency of spiral processing, the cutting edge forms different included angles to rise and fall, and the variable spiral angle amplitude of the whole milling cutter is enabled to be between 28 degrees and 30 degrees to effectively regulate and control the finish processing operation efficiency.
The invention achieves the rapid cooling operation effect of the condenser pipe 1C with the rotary triangular prism framework operation angle by utilizing the matching of the cold pipe cutter holder cylinder groove 1 and the button wheel 2 and the overheating treatment operation of the friction of the cutting materials by matching the variable spiral cutting edge 5 when the cutter handle shell block 4 is butted, thereby improving the bearing receiving operation effect of the whole triangular inner pipe liquid level cooling framework and the shaft sleeve left wheel pipe 1B through the locking linkage of the fan supporting plate 21, improving the operation efficiency of the numerical control milling machine locking rotary milling cutter, driving the variable spiral cutting edge 5 to change the uniformity in the cutting process and ensuring the finished operation effect of the finish machining materials, thereby solving the problem that the variable spiral structure of the integral variable spiral milling cutter is easy to generate friction internal heat in the milling process, so that the heat transfer of the solid end of the integral milling cutter is overlarge, and the cooling time is overlong, the tool rest period of standing of the secondary milling material of the numerical control milling machine is longer, the processing process is prolonged, the batch production period is delayed, the maintenance degree and the annealing degree of the cutter body are low, and the problem of the loss rate of the continuous heating of the cutting edge of the variable spiral milling cutter is interfered.
The specific embodiments described herein are merely illustrative of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims appended hereto.
Claims (3)
1. A precision variable spiral milling cutter structurally comprises: cold pipe blade holder cylinder groove (1), button wheel (2), clamping plate (3), handle of a knife shell piece (4), become helical blade (5), its characterized in that:
the cold pipe cutter holder cylinder groove (1) is inserted and embedded in the cutter handle shell block (4), the cold pipe cutter holder cylinder groove (1) and the button wheel (2) are buckled together, the clamping plate (3) is provided with two clamping plates which are respectively inserted and embedded in the left upper corner and the right upper corner of the cold pipe cutter holder cylinder groove (1), and the spiral angle of the variable spiral cutting edge (5) is gradually changed from 28 degrees to 30 degrees and then is expanded to 60 degrees to form an integral structure with the cutter handle shell block (4);
the cold pipe tool apron cylinder groove (1) is provided with an inner container cylinder shell ring (1A), a shaft sleeve left wheel pipe (1B), a condensation pipe (1C) and a cold pipe truss plate (1D);
the left wheel pipe (1B) of the shaft sleeve is inserted and embedded in the inner container shell ring (1A), the condenser pipe (1C) and the cold pipe truss plate (1D) are buckled together, the cold pipe truss plate (1D) is inserted and embedded in the inner container shell ring (1A), and the inner container shell ring (1A) is inserted and embedded in the inner part of the cutter handle shell block (4);
the inner container shell ring (1A) consists of a rib strip fan plate groove (1A1) and an inner container shell ring (1A2), the rib strip fan plate groove (1A1) is installed inside the inner container shell ring (1A2), and the rib strip fan plate groove (1A1) and the inner container shell ring (1A2) are nested into a whole;
the rib strip sash groove (1A1) is composed of an ear plate top seat (1A11), a frame strip stacking frame (1A12) and a rib strip sash frame (1A13), the ear plate top seat (1A11) is matched with the frame strip stacking frame (1A12), and the frame strip stacking frame (1A12) is inserted and embedded in the rib strip sash frame (1A 13);
the left wheel pipe (1B) of the shaft sleeve consists of a vent hole ring groove (1B1) and a shaft sleeve body (1B2), wherein six vent hole ring grooves (1B1) are arranged and are nested into a whole around the axis of the shaft sleeve body (1B 2);
the air hole ring groove (1B1) consists of an inner fin plate (1B11), a through hole plate seat (1B12) and an inner wheel ring rail groove (1B13), the inner fin plate (1B11) is inserted and embedded in the inner wheel ring rail groove (1B13), and the through hole plate seat (1B12) is matched with the inner wheel ring rail groove (1B 13);
the button wheel (2) consists of a fan supporting plate (21) and a wheel ring frame (22), the fan supporting plate (21) and the wheel ring frame (22) are inserted and embedded together, and the fan supporting plate (21) is arranged on the left side of the wheel ring frame (22);
the fan supporting plate (21) consists of a sleeve (211), an inner core strip (212) and a fan plate groove (213), the sleeve (211) is nested on the left side of the inner core strip (212), and the inner core strip (212) is inserted and nested in the fan plate groove (213);
the air vent ring groove 1B1 of the shaft sleeve left wheel pipe 1B drives the through hole plate seat 1B12 to rotate at the rear side of the inner fin plate 1B11 through the inner wheel ring rail groove 1B13 in the shaft sleeve pipe body 1B2 to form an intermittent hot air collection and discharge operation effect, and the fan supporting plate 21 of the button wheel 2 is matched with the fan plate groove 213 at one side of the wheel ring frame 22 to press the sleeve pipe 211 and the inner core bar 212 to form an assembling and clamping frame protection operation effect.
2. A precision variable helical milling cutter according to claim 1, wherein: dress splint (3) comprise strut lamella (31), trapezoidal splint (32), install in the inside of trapezoidal splint (32) strut lamella (31), strut lamella (31) and trapezoidal splint (32) structure as an organic whole.
3. A precision variable helical milling cutter according to claim 2, wherein: the strut petals (31) are composed of strut column blocks (311), arc cushion blocks (312) and semicircular petals (313), the strut column blocks (311) are matched with the arc cushion blocks (312), and the arc cushion blocks (312) are installed inside the semicircular petals (313).
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| CN202011535480.3A CN112605445B (en) | 2020-12-23 | 2020-12-23 | Precision variable spiral milling cutter |
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| CN202011535480.3A CN112605445B (en) | 2020-12-23 | 2020-12-23 | Precision variable spiral milling cutter |
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| CN112605445B true CN112605445B (en) | 2021-12-14 |
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| CN204975481U (en) * | 2015-07-24 | 2016-01-20 | 东莞市富兰地切削工具有限公司 | Interior R milling cutter with cooling chamber |
| CN205551583U (en) * | 2016-02-03 | 2016-09-07 | 华伟纳精密工具（昆山）有限公司 | Twolip milling cutter |
| CN206981830U (en) * | 2017-07-27 | 2018-02-09 | 成都三强轧辊股份有限公司 | A kind of high intensity drilling machine drilling rod with radiator structure |
| CN107745150A (en) * | 2017-11-24 | 2018-03-02 | 常州巨丰精密工具制造有限公司 | A kind of three sword aluminium milling cutters |
| CN109732130A (en) * | 2019-03-05 | 2019-05-10 | 哈尔滨理工大学 | A kind of four sword slotting cutters with cooling hole and change spiral unequal blade spacing |
| CN110744108A (en) * | 2019-10-15 | 2020-02-04 | 大连理工大学 | Method for machining drill bit with edge-inclined groove structure for machining composite material |
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