CN106216778B - Chamfered edge cutter tooth, chamfering edge tool, chamfering tool and chamfering machine - Google Patents
Chamfered edge cutter tooth, chamfering edge tool, chamfering tool and chamfering machine Download PDFInfo
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- CN106216778B CN106216778B CN201610799291.4A CN201610799291A CN106216778B CN 106216778 B CN106216778 B CN 106216778B CN 201610799291 A CN201610799291 A CN 201610799291A CN 106216778 B CN106216778 B CN 106216778B
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- knife face
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F19/00—Finishing gear teeth by other tools than those used for manufacturing gear teeth
- B23F19/10—Chamfering the end edges of gear teeth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F21/00—Tools specially adapted for use in machines for manufacturing gear teeth
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Abstract
The present invention provides a kind of chamfered edge cutter tooth, chamfering edge tool, chamfering tool and chamfering machines.The chamfered edge cutter tooth includes preceding teeth portion and rear teeth portion, and the front end of rear teeth portion is fixedly connected with the rear end of preceding teeth portion；Preceding teeth portion is used for the end surface edge chamfering to involute cylindrical gear；Teeth portion is used for the antarafacial edge chamfering to involute cylindrical gear afterwards.The chamfering edge tool, including chamfered edge cutterhead and multiple chamfered edge cutters tooth, multiple chamfered edge cutters tooth are uniformly arranged along the circumferential direction of chamfered edge cutterhead.The involute cylindrical gear chamfering tool, including become seamed edge correction of the flank shape knife and chamfering edge tool；It includes correction of the flank shape cutter tooth to become seamed edge correction of the flank shape knife.The chamfering machine, including cutterhead shaft and involute cylindrical gear chamfering tool, involute cylindrical gear chamfering tool are installed in cutterhead shaft.The present invention can be realized disposably implements chamfered edge to entire end profile, has saved process time, has reduced resetting, ensure that Product Precision and processing quality.
Description
Technical field
The present invention relates to gear machining equipment technical field, more particularly to a kind of chamfered edge cutter tooth, chamfering edge tool, chamfering tool and
Chamfering machine.
Background technology
Currently, carry out flank profil chamfered edge to involute cylindrical gear is divided into two classes from the principle：(1) form cutting：Gear is low
In fast rotary course, the grinding wheel of rotation is pressed in flank profil by augmentor, grinding wheel follows gear always in rotary course
Flank profil realizes cutting chamfered edge.(2) generating：Gear generating process principle is used, chamfering tool is with gear in end face chamfered edge depth
Open top container ship transmission realizes that cutting chamfered edge, this method are divided into three classes in degree：1) rib method is dug：Utilize two plane rib knives and tooth
Generating motion is taken turns, flank profil chamfered edge is realized in cutter reciprocatory movement；2) Worm type cutter (or to frustrate hobboing cutter chamfered edge method)：
Worm screw shape is made in chamfering tool, chamfered edge (chamfered edge mistake is realized in open top container ship transmission in the chamfered edge depth of end face with gear
Journey is similar to rack pinion)；3) continuous cutter head type：Cutter head type is made in chamfering tool, the two sides of cutter tooth is different respectively
The helical gear flank of tooth of knife face helical angle, which realizes with gear and is continuously driven without sideshake external toothing, is realized in engagement process
Chamfered edge (chamfered edge process is driven similar to external gear pump).The continuous full flank profil chamfered edge technology of cutter head type is a kind of efficient, high quality
Flank profil chamfering method, principle be gear-profile is carried out in increment chamfered edge depth using cutter hub when open top container ship it is continuous
It squeezes, by flank profil, this part metals is squeezed to end face, then is cut off this part metals from wheel body with scraper, to realize to gradually
The roller gear that bursts at the seams carries out flank profil chamfered edge.
In the prior art, chamfering edge tool is designed and is simple to manufacture, and is had a single function, when involute cylindrical gear end stand rank with teeth
When, end face edge portions can only be processed, chamfered edge cannot be implemented to entire end profile, if to be made so that routine techniques is integrated
Assembly, it is complicated, it is bulky.If to end surface edge and step seamed edge separate machined, a process time doubles, two
Carry out resetting, secondary operation, precision and processing quality are poor.In addition, when involute cylindrical gear has end relief, also only
End face edge portions can be processed, chamfered edge cannot be implemented to entire end profile (including end surface edge and chamfer edge), it is existing
Chamfering edge tool, which also cannot achieve, becomes seamed edge chamfered edge.
Invention content
The purpose of the present invention is to provide a kind of chamfered edge cutter tooth, chamfering edge tool, chamfering tool and chamfering machines, to solve existing skill
In art when involute cylindrical gear end stand rank with teeth or end relief, end face edge portions can only be processed, cannot be to whole
A end profile implements the technical issues of chamfered edge.
The present invention provides a kind of chamfered edge cutter tooth, including preceding teeth portion and rear teeth portion, it is described after teeth portion front end with it is described before
The rear end of teeth portion is fixedly connected；The preceding teeth portion is used for the end surface edge chamfering to involute cylindrical gear；Teeth portion is used after described
In the antarafacial edge chamfering to involute cylindrical gear.
Further, the antarafacial seamed edge is the step rib on the step surface of the involute cylindrical gear of end stand rank with teeth
Side；The preceding teeth portion is used for the end surface edge chamfering on the end face of the involute cylindrical gear of the end stand rank with teeth；It is described
Teeth portion is used for the step edge chamfering on the step surface of the involute cylindrical gear of the end stand rank with teeth afterwards；
Or, the antarafacial seamed edge is the chamfer edge on the fillet surface for the involute cylindrical gear for having end relief；It is described
Preceding teeth portion is used for the end surface edge chamfering on the end face to the involute cylindrical gear for having an end relief；Teeth portion is used after described
Chamfer edge chamfering on the fillet surface to the involute cylindrical gear for having an end relief.
Further, the preceding teeth portion is provided with first end face seamed edge knife face and second end face seamed edge knife face；Described first
End surface edge knife face and the second end face seamed edge knife face are located at the left and right sides of the preceding teeth portion；The first end face rib
The inclined direction of side knife face and the second end face seamed edge knife face is on the contrary, or the first end face seamed edge knife face and the second end
The inclined direction of face seamed edge knife face is identical.
Further, teeth portion is provided with first step seamed edge knife face and second step seamed edge knife face after described, and described first
Step seamed edge knife face and the second step seamed edge knife face are used to the platform of the involute cylindrical gear to the end stand rank with teeth
Step edge chamfering on terrace；
The first step seamed edge knife face and the second step seamed edge knife face are located at the left and right two of the rear teeth portion
Side；The inclined direction of the first step seamed edge knife face and the second step seamed edge knife face is on the contrary, or the first step rib
Side knife face is identical with the inclined direction of the second step seamed edge knife face；The first end face seamed edge knife face and the first step
Seamed edge knife face is connected by First terrace, and the second end face seamed edge knife face and the second step seamed edge knife face are also by
One step surface connects.
Further, it is both provided with branch below the lower section of the first step seamed edge knife face and second step seamed edge knife face
Hold knife face.
Further, teeth portion is provided with the first chamfer edge knife face and the second chamfer edge knife face after described, and described first
Chamfer edge knife face and the second chamfer edge knife face are used to falling to the involute cylindrical gear for having an end relief
Chamfer edge chamfering on edged surface；
The first chamfer edge knife face and the second chamfer edge knife face are located at the left and right two of the rear teeth portion
Side；The inclined direction of the first chamfer edge knife face and the second chamfer edge knife face is on the contrary, or the first chamfering rib
Side knife face is identical with the inclined direction of the second chamfer edge knife face；The first end face seamed edge knife face and first chamfering
Seamed edge knife face is total to side connection, and the second end face seamed edge knife face is total to side with the second chamfer edge knife face and connects.
Further, it is both provided with branch below the lower section of the first chamfer edge knife face and the second chamfer edge knife face
Hold knife face.
It is multiple described the present invention also provides a kind of chamfering edge tool, including chamfered edge cutterhead and multiple chamfered edge cutters tooth
Chamfered edge cutter tooth is uniformly arranged along the circumferential direction of the chamfered edge cutterhead.
The present invention also provides a kind of chamfering edge tool, a kind of involute cylindrical gear chamfering tool, including become seamed edge correction of the flank shape knife
And the chamfering edge tool；The change seamed edge correction of the flank shape knife includes correction of the flank shape cutter tooth, is gradually opened for the original to involute gear chamfering edge tool
Line flank profil carries out correction of the flank shape, makes correction of the flank shape involute profile from former tooth root to former tooth top gradually to the interior lateral deviation of the former involute profile
It moves, and offset distance gradually increases in the normal orientation of the former involute profile.
The present invention also provides a kind of chamfering edge tool, a kind of chamfering machine, including cutterhead shaft and the involute cylinder
Gear chamfering cutter, the involute cylindrical gear chamfering tool are installed in the cutterhead shaft.
Compared with prior art, beneficial effects of the present invention are：
Chamfered edge cutter tooth, chamfering edge tool, chamfering tool and chamfering machine provided by the invention, make chamfered edge cutter tooth by preceding teeth portion and rear tooth
Portion is combined a cutter hub；Chamfering is carried out to the end surface edge of involute cylindrical gear by preceding teeth portion, rear teeth portion is to gradually opening
The antarafacial seamed edge of line roller gear carries out chamfering, and antarafacial seamed edge is step seamed edge or chamfer edge, so just can be disposable
It realizes and chamfered edge is implemented to entire end profile, saved process time, reduced resetting, ensure that Product Precision and processing
Quality.
Description of the drawings
The attached drawing for constituting the part of the present invention is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the partial schematic diagram of the involute cylindrical gear of end stand rank with teeth in the embodiment of the present invention one；
Fig. 2 is the structural schematic diagram of chamfered edge cutter tooth in the embodiment of the present invention one；
Fig. 3 is the structural schematic diagram for the involute cylindrical gear for having end relief in the embodiment of the present invention two；
Fig. 4 is the structural schematic diagram of two chamfered edge cutter tooth of the embodiment of the present invention；
Fig. 5 is the part of the chamfering edge tool of the involute cylindrical gear for being machined with increment step in the embodiment of the present invention three
Structural schematic diagram；
Fig. 6 is the part of the chamfering edge tool of the involute cylindrical gear for being machined with end relief in the embodiment of the present invention three
Structural schematic diagram；
Fig. 7 is schematic diagram when chamfer edge is replaced with limited a tiny step in the embodiment of the present invention three；
Fig. 8 is schematic diagram when chamfer edge is replaced with 3 tiny steps in the embodiment of the present invention three；
Fig. 9 is schematic diagram when teeth directional seamed edge and the degeneration of step seamed edge are same in the embodiment of the present invention three；
Figure 10 is schematic diagram when radial knife face, left chamfered edge knife face and right chamfered edge knife face intersect in the embodiment of the present invention three；
Figure 11 is schematic diagram when left knife line and right knife line are fitted to knife face in the embodiment of the present invention three；
Figure 12 is the structural schematic diagram of correction of the flank shape cutter tooth in the embodiment of the present invention four；
Figure 13 is the schematic diagram become in the embodiment of the present invention four when rib correction of the flank shape knife carries out involute gear chamfering edge tool correction of the flank shape.
In figure：
101- end surface edges；102- step seamed edges；103- first end face seamed edge knife faces；
104- second end face seamed edge knife faces；105- first step seamed edge knife faces；
106- second step seamed edge knife faces；107- First terraces；
109- supports knife face；110- chamfer edges；111- the first chamfer edge knife faces；
112- the second chamfer edge knife faces；113- chamfered edge cutterheads；114- chamfered edge cutters tooth；
115- teeth directional seamed edges；The left chamfered edge knife face of 116- most inner sides；
The right chamfered edge knife face of 117- outermosts；118- outermost radial direction knife faces；The left knife lines of 119-；
The right knife lines of 120-；The left knife face of 121- corrections of the flank shape；The right knife face of 122- corrections of the flank shape；
123- original involute profiles；124- correction of the flank shape involute profiles；
The left chamfered edge knife face of 125- outermosts；126- most inner side radial direction knife faces.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
It, can also be indirectly connected through an intermediary to be to be connected directly.It for the ordinary skill in the art, can be specific
Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment one
Shown in referring to Fig. 1 and Fig. 2, which provides a kind of chamfered edge cutter tooth, and chamfered edge cutter tooth includes preceding teeth portion
With rear teeth portion, the front end of rear teeth portion is fixedly connected with the rear end of preceding teeth portion；Preceding teeth portion is used for the end face to involute cylindrical gear
101 chamfering of seamed edge；Teeth portion is used for the antarafacial edge chamfering to involute cylindrical gear afterwards.
The chamfered edge cutter tooth that the embodiment provides makes chamfered edge cutter tooth be combined a cutter hub by preceding teeth portion and rear teeth portion；It is logical
It crosses preceding teeth portion and chamfering, antarafacial rib of the rear teeth portion to involute cylindrical gear is carried out to the end surface edge 101 of involute cylindrical gear
Side carries out chamfering, just can disposably realize implement chamfered edge to entire end profile in this way, save process time, reduced
Resetting ensure that Product Precision and processing quality.
In the embodiment, antarafacial seamed edge is the step seamed edge on the step surface of the involute cylindrical gear of end stand rank with teeth
102, preceding teeth portion is used for 101 chamfering of end surface edge on the end face of the involute cylindrical gear of end stand rank with teeth；Teeth portion is used afterwards
In 102 chamfering of step seamed edge on the step surface of the involute cylindrical gear to end stand rank with teeth；That is, in the embodiment
Chamfered edge cutter tooth be used to carry out chamfered edge to the involute cylindrical gear of end stand rank with teeth, including to step edge chamfering and to end face
Edge chamfering.
Specifically, upward by the side of involute cylindrical gear end stand rank with teeth, from the axis of involute cylindrical gear
It is observed downwards to direction, the end profile for the gear teeth observed, is exactly the platform on the end surface edge and step surface being located on end face
The combination of rank seamed edge.
Shown in Figure 2, in the embodiment, preceding teeth portion is provided with first end face seamed edge knife face 103 and second end face seamed edge
Knife face 104；First end face seamed edge knife face 103 and second end face seamed edge knife face 104 are used to end surface edge chamfering；First end face
The left and right sides of teeth portion before seamed edge knife face 103 and second end face seamed edge knife face 104 are located at, that is to say, that first end face rib
Side is located at the left side of preceding teeth portion, and second end face seamed edge is located at the right side of preceding teeth portion；First end face seamed edge knife face 103 and second end face
The inclined direction of seamed edge knife face 104 is opposite；First end face seamed edge knife face 103 and second end face seamed edge knife face 104 are by gradually opening
The face that line generates.It should be noted that the inclined direction of first end face seamed edge knife face 103 and second end face seamed edge knife face 104 is also
Can it is identical or one of them be straight-tooth knife face, i.e., knife face helical angle be 0 degree.
Shown in Figure 2, in the embodiment, rear teeth portion is provided with first step seamed edge knife face 105 and second step seamed edge
Knife face 106, first step seamed edge knife face 105 and second step seamed edge knife face 106 are used to the involute circle to end stand rank with teeth
Step edge chamfering on the step surface of stud wheel；First step seamed edge knife face 105 and second step seamed edge knife face 106 distinguish position
In the left and right sides of rear teeth portion, that is to say, that first step seamed edge knife face 105 is located at the left side of rear teeth portion, second step seamed edge
Knife face 106 is located at the right side of rear teeth portion；The inclined direction phase of first step seamed edge knife face 105 and second step seamed edge knife face 106
Instead；First end face seamed edge knife face 103 and first step seamed edge knife face 105 are connected by First terrace 107, second end face seamed edge
Knife face 104 and second step seamed edge knife face 106 are connected also by First terrace 107, chamfered edge cutter tooth to involute gear into
When row chamfered edge, First terrace 107 is not contacted with involute gear；First step seamed edge knife face 105 and second step seamed edge knife
Face 106 is the face generated by involute.It should be noted that first step seamed edge knife face 105 and second step seamed edge knife face
106 inclined direction can be using identical or one of them is straight-tooth knife face, i.e., knife face helical angle is 0 degree.
It is shown in Figure 2, in the embodiment, the lower section of first step seamed edge knife face 105 and second step seamed edge knife face 106
Lower section be both provided with bearing knife face 109, chamfered edge cutter tooth to involute gear carry out chamfered edge when, bearing knife face 109 not with gradually
Involute gear contacts, and bearing knife face 109 plays the work of bearing first step seamed edge knife face 105 and second step seamed edge knife face 106
With.
It should be noted that the chamfered edge cutter tooth in the embodiment can be according to the involute cylindrical gear of end stand rank with teeth
Type does different designs, so that involute spur gear that chamfered edge cutter tooth can be to end stand rank with teeth or end stand with teeth
The Involute Helical Gears of rank carry out chamfered edge.
Embodiment two
Shown in Fig. 3 and Fig. 4, which provides a kind of chamfered edge cutter tooth, and chamfered edge cutter tooth includes preceding teeth portion
With rear teeth portion, the front end of rear teeth portion is fixedly connected with the rear end of preceding teeth portion；Preceding teeth portion is used for the end face to involute cylindrical gear
101 chamfering of seamed edge；Teeth portion is used for the antarafacial edge chamfering to involute cylindrical gear afterwards.
The chamfered edge cutter tooth that the embodiment provides makes chamfered edge cutter tooth be combined a cutter hub by preceding teeth portion and rear teeth portion；It is logical
Cross preceding teeth portion and chamfering carried out to the end surface edge of involute cylindrical gear, rear teeth portion to the antarafacial seamed edge of involute cylindrical gear into
Row chamfering just can be realized disposably implement chamfered edge to entire end profile in this way, saved process time, reduced repetition
Positioning, ensure that Product Precision and processing quality.
In the embodiment, antarafacial seamed edge is the chamfer edge on the fillet surface for the involute cylindrical gear for having end relief
110；Preceding teeth portion is used for there is the end surface edge chamfering on the end face of the involute cylindrical gear of end relief；Afterwards teeth portion for pair
There is 110 chamfering of chamfer edge on the fillet surface of the involute cylindrical gear of end relief；That is, falling in the embodiment
Rib cutter tooth is used for there is the involute cylindrical gear of end relief to carry out chamfered edge, including to chamfer edge chamfering and to end surface edge
Chamfering.
Specifically, involute cylindrical gear is had the side of end relief upward, from the axis of involute cylindrical gear
It is observed downwards to direction, the end profile for the gear teeth observed, is exactly falling on the end surface edge and fillet surface being located on end face
The combination of angle seamed edge.
Shown in Figure 4, in the embodiment, preceding teeth portion is provided with first end face seamed edge knife face 103 and second end face seamed edge
Knife face 104；First end face seamed edge knife face 103 and second end face seamed edge knife face 104 are used to end surface edge chamfering；First end face
The left and right sides of teeth portion before seamed edge knife face 103 and second end face seamed edge knife face 104 are located at, that is to say, that first end face rib
Side is located at the left side of preceding teeth portion, and second end face seamed edge is located at the right side of preceding teeth portion；First end face seamed edge knife face 103 and second end face
The inclined direction of seamed edge knife face 104 is opposite；First end face seamed edge knife face 103 and second end face seamed edge knife face 104 are by gradually shape
The face that line generates.It should be noted that the inclined direction of first end face seamed edge knife face 103 and second end face seamed edge knife face 104 is also
Can it is identical or one of them be straight-tooth knife face, i.e., knife face helical angle be 0 degree.
Shown in Figure 4, in the embodiment, rear teeth portion is provided with the first chamfer edge knife face 111 and the second chamfer edge
Knife face 112, the first chamfer edge knife face 111 and the second chamfer edge knife face are used to the involute Cylinder Gear to there is end relief
Chamfer edge chamfering on the fillet surface of wheel；After first chamfer edge knife face 111 and the second chamfer edge knife face 112 are located at
The inclined direction of the left and right sides of teeth portion, the first chamfer edge knife face 111 and the second chamfer edge knife face 112 is opposite；First end
Face seamed edge knife face 103 is total to side with the first chamfer edge knife face 111 and connects, second end face seamed edge knife face 104 and the second chamfer edge
Knife face 112 is total to side connection.It should be noted that the inclination side of the first chamfer edge knife face 111 and the second chamfer edge knife face 112
To can using identical or one of them is straight-tooth knife face, i.e., knife face helical angle be 0 degree.
It is shown in Figure 4, in the embodiment, the lower section of the first chamfer edge knife face 111 and the second chamfer edge knife face 112
Lower section be both provided with bearing knife face 109.Chamfered edge cutter tooth to involute gear carry out chamfered edge when, bearing knife face 109 not with gradually
Involute gear contacts, and bearing knife face 109 plays the work of bearing the first chamfer edge knife face 111 and the second chamfer edge knife face 112
With.
It should be noted that the chamfered edge cutter tooth in the embodiment can be according to the involute cylindrical gear for having end chamfer
Type does different designs, so that chamfered edge cutter tooth can be to having the involute spur gear of end chamfer or having end face to fall
The Involute Helical Gears at angle carry out chamfered edge.
Embodiment three
Shown in Fig. 5 to Figure 11, this embodiment disclose a kind of chamfering edge tools, including chamfered edge cutterhead 113 and multiple realities
It applies in example one or the chamfered edge cutter tooth 114 of embodiment two, multiple chamfered edge cutters tooth 114 is uniformly arranged along the circumferential direction of chamfered edge cutterhead 113,
That is being provided on the chamfered edge cutter tooth or chamfered edge cutterhead 113 that are provided on chamfered edge cutterhead 113 in multiple embodiments one multiple
Chamfered edge cutter tooth in embodiment two.
The design method of the chamfering edge tool of the embodiment is：
According to Principles of Gear Connection, the modulus of chamfering edge tool, the transverse module and end force of pressure angle and involute gear
Angle difference is identical；103 He of first end face seamed edge knife face of teeth portion before determining is required according to the helical angle of involute gear and chamfered edge
The design of teeth portion before the helical angle of second end face seamed edge knife face 104 is completed, and pass through UG software 3D modelings.
Two kinds of situations are divided into for the design of rear teeth portion：
Situation A, i.e., rear teeth portion is for falling the step seamed edge on the step surface of the involute cylindrical gear of end stand rank with teeth
The situation at angle：
It is shown in Figure 5, according to the helical angle of the axial depth of increment step and radial height and involute gear and
Chamfered edge requires after determining tooth after the completion of the first step seamed edge knife face 105 of teeth portion and the helical angle of second step seamed edge knife face 106
The design in portion, and by UG software 3D modelings, then the axial depth further according to increment step and radial height by preceding teeth portion and
Teeth portion is combined into a chamfered edge cutter tooth afterwards, " adds " operation by boolean in UG softwares, generates compound chamfered edge cutter tooth, so
Chamfered edge cutter tooth is completed to the design of chamfering edge tool along the circumference array of chamfered edge cutterhead afterwards.
Case B, i.e., rear teeth portion are used for there is the chamfer edge on the fillet surface of the involute cylindrical gear of end relief to fall
The situation at angle：
It is shown in Figure 7, it, can not be according in axially and radially Spline smoothing due to the continuity of chamfer edge variation
The method of step seamed edge be designed, and continuous chamfer edge is replaced with limited a tiny step using the differential method, when
The axial depth of each tiny step tends to be infinitely small, i.e. when the length of teeth directional seamed edge 115 tends to infinitesimal, the length of step seamed edge
Degree also tends to infinitesimal, to make tiny step become continuous chamfer edge.It should be noted that for each small
Rank, can be with the design method complete design of use situation A.
Shown in Fig. 8 and Fig. 9, in wherein Fig. 9, represented a little with circle；Specifically, by continuous chamfer edge with 3
Tiny step replaces, further, small each when the length of the teeth directional seamed edge 115 of 3 tiny steps is intended to infinitesimal
It is the same point, i.e. on chamfer edge a point that the teeth directional seamed edge 115 and step seamed edge of rank, which will degenerate, for cutting teeth directional rib
The knife face on side 115 and the knife face of step seamed edge will be degenerated to knife line, i.e., carry out cutting point using knife line, separately design at 3 points
3 knife lines, that is, complete to the cutting at this 3 points, each put on to chamfer edge when cutting, that is, complete to chamfering
The cutting of seamed edge.It should be noted that 3 points are located at the initial position, centre position and final position of chamfer edge,
Wherein initial position is the point of intersection of chamfer edge and end surface edge.
Shown in Figure 10 Figure 11,3 groups of left chamfered edge knife faces and 3 groups of right chamfered edge knife faces are designed at 3 tiny steps,
It is respectively utilized to complete the chamfering of the step seamed edge at 3 tiny steps, wherein 3 groups of left chamfered edge knife faces are followed successively by an outermost left side and fall
Rib knife face 125, intermediate left chamfered edge knife face and the left chamfered edge knife face of most inner side 116；3 groups of right chamfered edge knife faces are followed successively by the right chamfered edge of outermost
Knife face 117, intermediate right chamfered edge knife face and the right chamfered edge knife face of most inner side；3 groups of radial direction knife faces are also designed, it is small for completing 3
The chamfering of teeth directional seamed edge 115 at step, 3 groups of radial direction knife faces are followed successively by outermost radial direction knife face 118, intermediate radial knife face, most
Radially inside knife face 126；In the theoretical installation site of chamfering edge tool and involute gear, radial knife face is and chamfered edge cutterhead 113
Center with one heart and with the cylindrical surface of the teeth directional seamed edge 115 of 3 tiny steps of involute gear tangent (or intersecting in right amount).
Shown in Figure 10 and Figure 11,3 groups of radial direction knife faces intersect respectively with 3 groups of left chamfered edge knife face, wherein radial knife face
Correspondence with left knife face is：Outermost radial direction knife face 118 (i.e. the maximum radial knife face of diameter) and the left chamfering edge tool of most inner side
Face 116 (i.e. along the minimum left chamfered edge knife face of the axialy offset of gear distance) intersection, (i.e. diameter is most for most inner side radial direction knife face 126
Small radial knife face) with left 125 (i.e. along the axialy offset of gear apart from the maximum left chamfered edge knife face) phase of chamfered edge knife face of outermost
It hands over, intermediate radial knife face intersects with the left chamfered edge knife face in centre position, after intersecting two-by-two according to above-mentioned correspondence, forms 3
The left knife line 119 of the generation line of the first chamfer edge of item knife face 111, i.e. 3 119,3, left knife lines completes the chamfering of corresponding points；Together
Reason, 3 groups of radial direction knife faces intersect with 3 groups of right chamfered edge knife faces, are formed the generation line of 3 the second chamfer edge knife faces 112 respectively, i.e., and 3
The right knife line of item 120；Then 3 left knife lines 119 are fitted and generate the first chamfer edge knife face 111,3 right knife lines 120 of fitting are
Generate the second chamfer edge knife face 112, that is to say, that the first chamfer edge knife face 111 and the second chamfer edge knife face 112 are
Fitting face；Again by UG software 3D modelings, teeth portion after generation, and preceding teeth portion and rear teeth portion are combined into a chamfered edge cutter tooth,
Operation " is added " by boolean in UG softwares, generates compound chamfered edge cutter tooth；Finally by chamfered edge cutter tooth along the circle of chamfered edge cutterhead
All arrays complete the design of chamfering edge tool.
For solve the problems, such as chamfering edge tool design process cutting simulation, to improve the design efficiency of chamfering edge tool, the embodiment
In, involute gear model, chamfering edge tool model are assembled in UG softwares, rigging position is consistent with design parameter：Center
Away from equal to design locating distance, establishes angle driving relationship according to the transmission ratio of involute gear, chamfering edge tool and emulate involute gear
Model and chamfering edge tool engaged transmission process (change involute gear setting angle, then chamfering edge tool setting angle therewith
Change, vice versa, and involute gear model and chamfering edge tool remain at pitch circle position pure rolling), cutting simulation be then
The involute gear model of the position of engagement, chamfering edge tool model are extracted using UG softwares in engagement process, with simulation involute teeth
The process for taking turns the knife cutting that is chamfered carries out a Boolean subtraction calculation in each position of engagement, when involute gear rotates one
Zhou Hou, then cutting simulation process is completed, and can be visually seen the cutting effect of chamfering edge tool, is repaiied in time according to cutting simulation result
Change the design of chamfering edge tool.
The chamfering edge tool design method that the embodiment provides is simple, solves the design and chamfering edge tool of complicated chamfering edge tool
Cutting simulation problem, significantly improve the design efficiency and design success rate of complicated chamfering edge tool；And chamfering edge tool directly exists
Modeling and Design, emulation cutting and Programming are completed in UG software systems, and processing is completed (without special in universal numerical control machining center
With lathe), it can be achieved that whole process manufactures with no paper at all.
It should be noted that knife face, bearing surface, the step surface of the chamfered edge cutter tooth in the embodiment, the company between each face
It is connected in rounding off connection.
Example IV
The example IV provides a kind of involute cylindrical gear chamfering tool, including becomes seamed edge correction of the flank shape knife and embodiment
Three chamfering edge tools provided；It includes correction of the flank shape cutter tooth to become seamed edge correction of the flank shape knife, for the former involute profile to involute gear chamfering edge tool
123 carry out correction of the flank shape, make correction of the flank shape involute profile 124 from former tooth root to former tooth top gradually to the interior lateral deviation of former involute profile 123
It moves, and offset distance gradually increases in the normal orientation of former involute profile 123.
Shown in Figure 12, specifically, correction of the flank shape cutter tooth includes the left knife face 121 of correction of the flank shape and the right knife face 122 of correction of the flank shape, correction of the flank shape is left
Knife face 121 and right 122 inclined direction of knife face of correction of the flank shape on the contrary, and the left knife face 121 of correction of the flank shape and the right knife face of correction of the flank shape 122 be by correction of the flank shape gradually
It bursts at the seams the face of generation；It further includes correction of the flank shape cutterhead to become seamed edge correction of the flank shape knife, and multiple correction of the flank shape cutters tooth are circumferentially uniformly arranged along correction of the flank shape cutterhead.
It is shown in Figure 13, the embodiment provide change seamed edge correction of the flank shape knife correction method into：To involute gear chamfered edge
The former involute profile 123 of knife carries out correction of the flank shape, makes correction of the flank shape involute profile 124 from former tooth root to former tooth top gradually to former involute
The offset inboard of flank profil 123, and offset distance gradually increases in the normal orientation of former involute profile 123.
The embodiment provide change seamed edge correction of the flank shape knife correction method it is simple and effective, be easily achieved, creatively solve
Flank profil becomes the technical barrier of seamed edge chamfered edge.
Embodiment five
The embodiment five provides a kind of chamfering machine, including the involute Cylinder Gear that cutterhead shaft and example IV provide
Chamfering tool is taken turns, involute cylindrical gear chamfering tool is installed in cutterhead shaft.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (8)
1. a kind of chamfered edge cutter tooth, which is characterized in that including preceding teeth portion and rear teeth portion, the front end of the rear teeth portion and the preceding teeth portion
Rear end be fixedly connected；The preceding teeth portion is used for end surface edge (101) chamfering to involute cylindrical gear；Teeth portion is used after described
In the antarafacial edge chamfering to involute cylindrical gear；
The antarafacial seamed edge is the step seamed edge (102) on the step surface of the involute cylindrical gear of end stand rank with teeth；Before described
Teeth portion is used for end surface edge (101) chamfering on the end face of the involute cylindrical gear of the end stand rank with teeth；Tooth after described
Portion is used for step seamed edge (102) chamfering on the step surface of the involute cylindrical gear of the end stand rank with teeth；Or, described different
Face seamed edge is the chamfer edge (110) on the fillet surface for the involute cylindrical gear for having end relief；The preceding teeth portion for pair
End surface edge (101) chamfering on the end face of the involute cylindrical gear for having an end relief；Teeth portion is used for institute after described
State chamfer edge (110) chamfering on the fillet surface of the involute cylindrical gear of end relief；
The preceding teeth portion is provided with first end face seamed edge knife face (103) and second end face seamed edge knife face (104)；The first end face
Seamed edge knife face (103) and the second end face seamed edge knife face (104) are located at the left and right sides of the preceding teeth portion；Described first
End surface edge knife face (103) and the inclined direction of the second end face seamed edge knife face (104) are on the contrary, or the first end face seamed edge
Knife face (103) is identical with the inclined direction of second end face seamed edge knife face (104).
2. chamfered edge cutter tooth according to claim 1, which is characterized in that teeth portion is provided with first step seamed edge knife face after described
(105) and second step seamed edge knife face (106), the first step seamed edge knife face (105) and the second step seamed edge knife face
(106) the step edge chamfering being used on the step surface to the involute cylindrical gear of the end stand rank with teeth；
The first step seamed edge knife face (105) and the second step seamed edge knife face (106) are located at the rear teeth portion
The left and right sides；The inclined direction of the first step seamed edge knife face (105) and the second step seamed edge knife face (106) on the contrary,
Or the first step seamed edge knife face (105) is identical with the inclined direction of second step seamed edge knife face (106)；Described first
End surface edge knife face (103) and the first step seamed edge knife face (105) are connected by First terrace (107), and described second
End surface edge knife face (104) and the second step seamed edge knife face (106) connect also by First terrace (107).
3. chamfered edge cutter tooth according to claim 2, which is characterized in that the lower section of the first step seamed edge knife face (105)
Knife face (109) is supported with being both provided with below second step seamed edge knife face (106).
4. chamfered edge cutter tooth according to claim 1, which is characterized in that teeth portion is provided with the first chamfer edge knife face after described
(111) and the second chamfer edge knife face (112), the first chamfer edge knife face (111) and the second chamfer edge knife face
The chamfer edge chamfering being used on the fillet surface to the involute cylindrical gear for having an end relief；
The first chamfer edge knife face (111) and the second chamfer edge knife face (112) are located at the rear teeth portion
The left and right sides；The inclined direction of the first chamfer edge knife face (111) and the second chamfer edge knife face (112) on the contrary,
Or the first chamfer edge knife face (111) is identical with the inclined direction of the second chamfer edge knife face (112)；Described first
End surface edge knife face (103) is total to side with the first chamfer edge knife face (111) and connects, the second end face seamed edge knife face
(104) side is total to the second chamfer edge knife face (112) to connect.
5. chamfered edge cutter tooth according to claim 4, which is characterized in that the lower section of the first chamfer edge knife face (111)
Knife face (109) is supported with being both provided with below the second chamfer edge knife face (112).
6. a kind of chamfering edge tool, which is characterized in that including chamfered edge cutterhead (113) and multiple such as any one of claim 1-5 institutes
The chamfered edge cutter tooth (114) stated, multiple chamfered edge cutters tooth are uniformly arranged along the circumferential direction of the chamfered edge cutterhead (113).
7. a kind of involute cylindrical gear chamfering tool, which is characterized in that including becoming seamed edge correction of the flank shape knife and such as claim 6 institute
The chamfering edge tool stated；The change seamed edge correction of the flank shape knife includes correction of the flank shape cutter tooth, for the former involute profile to involute gear chamfering edge tool
(123) correction of the flank shape is carried out, makes correction of the flank shape involute profile (124) from former tooth root to former tooth top gradually to the former involute profile
(123) offset inboard, and offset distance gradually increases in the normal orientation of the former involute profile (123).
8. a kind of chamfering machine, which is characterized in that fallen including cutterhead shaft and involute cylindrical gear as claimed in claim 7
Rib cutter, the involute cylindrical gear chamfering tool are installed in the cutterhead shaft.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610799291.4A CN106216778B (en) | 2016-08-31 | 2016-08-31 | Chamfered edge cutter tooth, chamfering edge tool, chamfering tool and chamfering machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610799291.4A CN106216778B (en) | 2016-08-31 | 2016-08-31 | Chamfered edge cutter tooth, chamfering edge tool, chamfering tool and chamfering machine |
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| CN106216778B true CN106216778B (en) | 2018-08-17 |
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| CN107309720B (en) * | 2017-07-19 | 2019-02-22 | 哈尔滨理工大学 | The method for grinding and grinding trajectory design method of gradual change chamfering tool |
| CN109014439B (en) * | 2018-08-30 | 2019-11-29 | 中国重汽集团大同齿轮有限公司 | Plate-like topping gear chamfering knife and manufacturing method for cylindrical gear profile chamfered edge |
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|---|---|---|---|---|
| CN1275458A (en) * | 1999-05-28 | 2000-12-06 | 彭福华 | Precision broaching method and cutter for spiral cylindrical gear |
| CN2544869Y (en) * | 2002-06-17 | 2003-04-16 | 张鹏 | gear chamfering tool |
| CN202943335U (en) * | 2012-11-22 | 2013-05-22 | 上海星合机电有限公司 | Chamfering knife with staggered teeth |
| CN205989095U (en) * | 2016-08-31 | 2017-03-01 | 三一重型能源装备有限公司 | Chamfered edge cutter tooth, chamfering edge tool, chamfering tool and chamfering machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5656339A (en) * | 1979-10-08 | 1981-05-18 | Kobe Steel Ltd | Machining method of chamfer grinding for end face of gear tooth |
| JP3017503B2 (en) * | 1989-04-28 | 2000-03-13 | トヨタ自動車株式会社 | Universal gear chamfering machine |
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2016
- 2016-08-31 CN CN201610799291.4A patent/CN106216778B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1275458A (en) * | 1999-05-28 | 2000-12-06 | 彭福华 | Precision broaching method and cutter for spiral cylindrical gear |
| CN2544869Y (en) * | 2002-06-17 | 2003-04-16 | 张鹏 | gear chamfering tool |
| CN202943335U (en) * | 2012-11-22 | 2013-05-22 | 上海星合机电有限公司 | Chamfering knife with staggered teeth |
| CN205989095U (en) * | 2016-08-31 | 2017-03-01 | 三一重型能源装备有限公司 | Chamfered edge cutter tooth, chamfering edge tool, chamfering tool and chamfering machine |
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