CN104565288B - Detachable vibration reduction gear - Google Patents
Detachable vibration reduction gear Download PDFInfo
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- CN104565288B CN104565288B CN201410712714.5A CN201410712714A CN104565288B CN 104565288 B CN104565288 B CN 104565288B CN 201410712714 A CN201410712714 A CN 201410712714A CN 104565288 B CN104565288 B CN 104565288B
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- groove
- gear
- detachable
- gear teeth
- wheel
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- 238000000034 method Methods 0.000 description 8
- 241001274660 Modulus Species 0.000 description 7
- 230000008859 change Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
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- 210000002435 tendon Anatomy 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
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- 230000005540 biological transmission Effects 0.000 description 1
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- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/08—Profiling
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
Abstract
The invention discloses a detachable vibration reduction gear, which comprises a basic wheel, wherein the diameter of the basic wheel is not greater than the diameter of a tooth root circle of the gear with a specified basic modulus; axial through slots with the number being the same as the number of gear teeth are formed in the basic wheel; detachable wheel teeth are respectively embedded in the through slots, and comprise tenon bodies inserted in the through slots and tooth heads integrally connected with the tenon bodies; end parts, close to the tenon bodies, of the tooth heads extend to two sides to form tooth head bumps; the lower surfaces of the tooth head bumps are arc faces adapting to the external circular surface of the basic wheel; the upper surfaces of the tooth head bumps are in smooth connection with the tooth profile curved surfaces of the detachable wheel teeth to form part of slot bottom faces of gear tooth slots; wheel tooth fixing slots are formed in gear wheel surfaces; circular ring shaped fixing bars are embedded in the fixing slots; vibration reduction slots are also formed in the tenon bodies of the detachable wheel teeth. The detachable vibration reduction gear provided by the invention not only is simple in structure and convenient for replacing the wheel teeth so as to reduce economic loss, but also can realize the universalization of a gear main body structure and has higher practical value.
Description
Technical field
The present invention relates to gear transmission technology field is and in particular to a kind of detachable vibration-reduction gear.
Background technology
Gear mechanism is most widely used a kind of drive mechanism in modern mechanical, and gear drive is in machine driving
Individual important component part, it plays a part to transmit power and motion, and the good reliability being driven due to it, bearing capacity are strong, system
The advantages of make technical maturity, travelling gear is widely used in machine, equipment manufacturing.Generally require tooth in various heavy type mechanisms
Taking turns to provide the power required for machine operation, and these gear volumes are huge, and cost is high, tooth in work day and night
Wheel also can be subject to some fatal damaging, such as：Tooth surface abrasion；The flank of tooth plays pit, peeling, flank of tooth carburized layer fragmentation；Flank of tooth ripple,
Flank of tooth barring, tooth face agglutination, flank of tooth plastic deformation.It can be seen that in the damage of gear, being nearly all each in the part generation of the gear teeth
Plant and damage.The gear teeth damage and whole gear will be led to lose use value, and delay production operation because of the replacing of gear more likely
Cause huge economic loss；If the gear teeth can change the gear teeth after damaging, material cost can be reduced, when shortening reparation
Between, substantially reduce economic loss.On the other hand, the standardization of current machine components is increasingly comprehensive, structure, size, the technique of painting, labelling
Etc. each side standardization completely, an industry is more ripe, and standardization is higher with unitized degree；Industrial use
Gear species is various so that the production technology of factory becomes complicated and loaded down with trivial details, if gear to a certain extent can be general,
Commercial production will be greatly facilitated.Publication date is September in 2014 17, and the patent documentation of Publication No. CN203836131U is open
A kind of removable gear, including gear body, sliding shoe, fixed block, described gear body is hollow cylinder, described gear master
External circle is provided with the annular groove sliding for sliding shoe, and described sliding shoe and fixed block are arranged in annular groove, described annular
Chute two side is respectively provided with annular convex rib, and described sliding shoe and fixed block opposed annular convex tendon side are respectively provided with and annular convex rib
The arc chute being adapted, described sliding shoe and fixed block are provided with tooth block, and described annular groove bottom is relatively fixed block side
It is provided with fixed groove, described fixed block is provided with the fixing projection being adapted with fixed groove, described tooth relative to the opposite side of tooth block
Wheel body is relatively fixed block side and is provided with the breach inserting annular groove for sliding shoe and fixed block, makes tooth block and the gear body can
Tear open, facilitate maintenance, and do not need gear is unloaded down from gear shaft, save replacing construction.The detachable tooth of this structure
The gear body of wheel is hollow cylinder, need to process multiple chutes, convex tendon, groove, technique is very loaded down with trivial details；Due on the gear teeth
It is provided with chute, therefore reduce the intensity of the gear teeth；In fit on, each gear teeth will be loaded successively by breach, therefore
The replacing of bad tooth is also very inconvenient.More seriously, relying on chute to load the gear teeth needs larger gap, and all gear teeth dress
Enter the rear only one of which gear teeth to fix with gear body, remaining gear teeth all can along slide, therefore pinion rotation stress when, wheel
Gap between tooth occurs accumulation so that bigger gap, this gap between the stress gear teeth and the gear teeth of rear side
The gear teeth are prone to wear out, noise is big and has a strong impact on the gear ratio of gear.Publication date is September in 2014 17, Publication No.
The patent documentation of CN203836140U discloses a kind of removable gear, and gear mass includes denticle, lower denticle and oscillating tooth, upper denticle
It is equipped with teeth groove with lower denticle, oscillating tooth is located in the space that two teeth groove are constituted, and upper denticle and lower denticle are equipped with annular cunning
Groove, is provided with the slide block of slip in the space that two annular grooves are constituted, annular groove and teeth groove communicate, and described oscillating tooth is provided with confession
The slide opening that slide block slides, upper denticle is provided with annular through groove, and described annular through groove and annular groove communicate, and set in annular through groove
There is the slide bar of slip, one end of slide bar is connected with slide block, oscillating tooth is provided with the slideway for sliding bar, slideway and slide opening communicate,
Upper denticle is provided with the gripping mechanism for clamping slide bar, by spring straining fixture block, so that fixture block is firmly stuck in draw-in groove, and wants
It is only necessary to pull fixture block when dismounting oscillating tooth, fixture block is made to leave draw-in groove, then slide slide bar again, slide bar band movable slider leaves
Slide opening can be taken off oscillating tooth.The rectangular channel that this structure passes through setting on upper and lower denticle positions oscillating tooth, between this positioning mode belongs to
Gap coordinates, and precision is not high, and when gear runs, vibration is big.Two is to adopt extension spring tension solid between each oscillating tooth of this structure and upper denticle
Fixed, and the presence of annular through groove makes the outer ring of denticle become bascule, therefore this fixed form cannot provide to oscillating tooth
Enough fastening strength, lead to easily shift during pinion rotation stress.Three is that this structure gear teeth is provided with slide opening, leads to take turns tooth root
The insufficient strength in portion；Four is that this structure fixture block is excessively fine, fragile, in working gear, is susceptible to rupture and occurs endangering
Danger.In addition lack contacting in structure between this structure oscillating tooth and oscillating tooth, lack unified positioning datum, therefore this structure cannot
Meet the required precision of gear.Additionally, the basic structure of the removable gear of above two is different from the gear of prior art, its gear teeth
Width is less than the thickness of gear, therefore cannot replace the master gear of prior art, range of application very little；In addition above two sets
Meter is all not directed to the standardization issue of gear, and each gear will individually be designed and process.
Content of the invention
It is an object of the invention to its gear teeth of integrative-structure gear solving prior art lead to whole gear to lose after damaging
Go use value, whole gear need to be changed and be likely to result in the detachable accuracy of gear of very big economic loss and prior art not
Problem high, that vibration is big, provides a kind of structure simple, can be convenient for changing the detachable vibration-reduction gear of the gear teeth.
Another object of the present invention is to the gear solving prior art need to individually design and process it is impossible to realize structure
General problem, provides a kind of gear teeth that can be convenient for changing different moduluses, realizes gear body structure generalization, standardized
Detachable vibration-reduction gear.
The present invention is that the concrete technical scheme solving above-mentioned technical problem employing is：A kind of detachable vibration-reduction gear, gear
Center be provided with axis hole, described detachable vibration-reduction gear includes a base wheel, and the diameter of described base wheel is not more than a specified base
The Gear Root diameter of a circle of this modulus, described base wheel is uniformly provided with quantity along periphery axially logical with number of gear teeth identical
Groove, the A/F of described groove is more than the slot bottom width of groove, is all embedded with a facewidth and groove length in every groove
The consistent detachable gear teeth, the detachable gear teeth and base wheel constitute the complete gear wheel that its modulus is not less than described basic module, described
The detachable gear teeth are symmetrical structure, the tooth head including the tenon body being plugged in groove and with described tenon body integrally connected, described tooth
The end of head rest nearly tenon body extends composition tooth head projection to both sides, and the lower surface of described tooth head projection is to be adapted to base wheel periphery
Cambered surface, the flank profil curved surface part bottom land constituting gear tooth slot in smoothing junction of the upper surface of tooth head projection and the detachable gear teeth
Face；Base wheel wheel body between adjacent two grooves constitutes block, and the both ends of the surface of the both ends of the surface of block and detachable wheels box pin joint body are equal
It is provided with and is interconnected and fan annular fixing groove that cross section is consistent, in fixing groove, be embedded with annular fixed strip, the detachable gear teeth
Tenon body on be additionally provided with Silencing groove, the central plane of described Silencing groove on the axial centre face of gear, the length of Silencing groove with
The facewidth of the detachable gear teeth is identical, and the depth of Silencing groove is not less than the depth of groove.The present invention includes a base wheel, this base wheel
Diameter determines, that is, the diameter of base wheel is not more than the gear teeth of this basic module by the number of teeth of gear with predetermined basic module
Root diameter of a circle, base wheel is uniformly arranged the axial pass trough for installing the gear teeth along periphery, is all embedded with one in every groove
The individual facewidth detachable gear teeth consistent with groove length, so when damaging occur in a certain gear teeth, only just need to change gear teeth
Can repair, it is to avoid need to change whole gear and cause to waste, to change the single gear teeth more simple and convenient than changing whole gear simultaneously,
The loss causing because of shut-down can be reduced, after its gear teeth of the integrative-structure gear damage solving prior art, lead to whole gear
Lose use value, the problem that whole gear is likely to result in very big economic loss need to be changed.The detachable wheels box pin joint of the present invention
Body and tooth head, the end of tooth head rest nearly tenon body is to both sides（I.e. both sides in front and back on pinion rotation direction）Extend composition tooth head convex
Block, the lower surface of this tooth head projection（I.e. in the one side of the radially adjacent base wheel of gear）Fit with base wheel periphery, tooth head is convex
The upper surface of block（I.e. gear radially away from base wheel one side）The composition in smoothing junction with the flank profil curved surface of the detachable gear teeth
The part groove bottom of gear tooth slot, so can make whole tooth-formation of gear structure consistent with master gear, and the present invention can
The facewidth of the dismounting gear teeth is identical with the thickness of base wheel, and all detachable gear teeth and base wheel constitute a complete gear wheel, therefore permissible
Replace the master gear of prior art.Base wheel wheel body between adjacent two grooves of the present invention constitutes block, and so each is removable
Unloading the gear teeth has a corresponding fixed position, and during pinion rotation, the gap between the detachable gear teeth will not be accumulated, therefore permissible
Reach higher precision.And the both ends of the surface in block（The i.e. both sides wheel face of base wheel）And the both ends of the surface of detachable wheels box pin joint body are all provided with
Have and be interconnected and fan annular fixing groove that cross section is consistent, this fixing groove be used for being embedded fixed strip for positioning in base wheel and
The fixing gear teeth.In addition be additionally provided with Silencing groove on the tenon body of the detachable gear teeth, Silencing groove there is enough depth so that tenon body with logical
There is certain elastic buffer, the gear structure of such present invention has certain vibration-damping function, solves existing skill between groove
The problem that the detachable accuracy of gear of art is not high, vibration is big.
Preferably, the cross section of Silencing groove is rectangular, the bottom land of Silencing groove expands and constitutes cross section delaying in cylinder
Rush chamber, vibration damping well width is the 5% to 10% of groove slot bottom width, and the diameter in described cylindrical buffer chamber is Silencing groove groove width
1.5 to 3 times.Cushion chamber is set in the bottom land of Silencing groove, buffering effect can be improved further, be also convenient for Silencing groove simultaneously
Processing.
Preferably, the angle between the wall of groove both sides side is 3 to 6 degree, the angle between the inclined-plane of tenon body both sides and groove
Angle between the wall of both sides side is equal, tenon body and groove interference fit.The tenon body of the present invention and groove adopt low-angle to embed
Interference fit, has certain auto-lock function after such tenon body insertion groove, is conducive to fixation in groove for the gear teeth, improves tooth
The precision of wheel.
Preferably, the modulus of gear is more than described basic module, described tooth head projection is in the end shape of bearing of trend
Become to have the side wall of planar structure, the upper surface of tooth head projection is in smoothing junction with the flank profil curved surface of the detachable gear teeth, constitutes removable
Unload the half groove bottom of vibration-reduction gear teeth groove, described side wall is on the axial centre face of detachable vibration-reduction gear, two neighboring
The opposite side wall of the detachable gear teeth is mutually close to, and the upper surface of its tooth head projection is in smoothing junction to constitute detachable vibration-reduction gear tooth
The complete groove bottom of groove.Can be with the gear teeth of grafting basic module it is also possible to grafting modulus be more than basic mould in the base wheel of the present invention
The gear teeth of number, when the gear teeth of grafting large modulus, because the root diameter of gear is more than the diameter of base wheel, therefore tooth head projection
Increase in gear height radially, tooth head projection forms sidewall plane, the phase of the two neighboring gear teeth in the end of bearing of trend
Offside wall is mutually close to, the upper surface complete groove bottom constituting gear tooth slot in smoothing junction of tooth head projection.So present invention
Gear in the case of number of teeth identical, may be constructed the different gears of multiple moduluses, the diameter of such as base wheel adopts basic mould
When number is equal to 6 root diameter of gear, in the groove of base wheel, multiple difference moduluses such as 8 or 10 can also be equal to by grafting modulus
The gear teeth, thus constitute the gear of different moduluses.So base wheel has just become general part to a certain extent, as long as gear in practical
The structural strength of axle and base wheel is enough or using the measure strengthening gear shaft and base wheel structural strength it is possible to satisfaction practicality will
Ask, the present invention passes through to change the gear teeth of different moduluses, it is possible to achieve gear body structure generalization, standardization, solves existing
The gear of technology need to individually design and process it is impossible to realize the general problem of structure.
Preferably, being provided with fan reinforcing annular groove, described reinforcing groove between the tooth head of detachable gear teeth both ends of the surface and tenon body
Cross section be trapezoidal, reinforce groove width of rebate be more than reinforce groove slot bottom width, reinforce groove in be provided with annular reinforcing strip,
The cross section of described reinforcing strip is adapted with the cross section reinforcing groove, and reinforcing strip is provided with fixing hole, and the detachable gear teeth are provided with
Screw corresponding with fixing hole, reinforcing strip is fixedly connected with the detachable gear teeth by screw.The gear of corresponding large modulus, accordingly
Tooth head apart from groove farther out, in order to ensure stability and the reliability of working gear, can arrange between tooth head and tenon body and add
Fixing structure, makes all of gear teeth one overall structure of closely coupled one-tenth, is conducive to stability when improving pinion rotation and reliability
Property.
Preferably, its cross section of fan annular fixing groove in the both ends of the surface of block is to lack shape more than the circle of semicircle, fan ring
The width of rebate of shape fixing groove is less than the Breadth Maximum of fixing groove, the horizontal stroke of described its cross section of annular fixed strip and fixing groove
Section is adapted, and annular fixed strip is provided with Plug Division, and the both sides wheel face of base wheel is provided with the fixed strip connecting with fixing groove
Open hole." lacking shape more than the circle of semicircle " described here refer to an arc length exceed the circular arc line of semicircle with by this circular arc line two ends
The straight line connecting（The string of a musical instrument）Enclose the figure of composition, when practical, the width of rebate of fixing groove is slightly less than the Breadth Maximum of fixing groove
（I.e. arc diameter）So that annular fixed strip can enter fixing groove under pressure, not outer after simultaneously entering
Will not deviate from from fixing groove in the case of power, and cross section be similarly circle lack shape fixed strip embed fixing groove after its exposed face with
Gear both ends of the surface are concordant, so may insure that the profile of gear is unaffected.The annular fixed strip of the present invention is not using closing
Structure, annulus is provided with two ends to slotting Plug Division, and one end of annulus sets an inserted sheet, and the other end sets a slot, and both are right
Complete annular fixed strip is constituted after inserting.Here setting Plug Division allows the girth of annular fixed strip to a certain degree
Upper flexible, be conducive to annulus to load and take out, when changing the gear teeth for convenience, take out annular fixed strip, in two side wheels of base wheel
Face is provided with the fixed strip open hole connecting with fixing groove, inserts fixed strip open hole with ripping bar, you can by annular during use
Fixed strip levers up taking-up.
The invention has the beneficial effects as follows：It efficiently solve prior art its gear teeth of integrative-structure gear damage after lead
Cause whole gear to lose use value, whole gear need to be changed and be likely to result in the detachable of very big economic loss and prior art
The problem that the accuracy of gear is not high, vibration is big, the gear also solving prior art need to individually design and process it is impossible to realize tying
The general problem of structure, not only structure is simple for the present invention, can be convenient for changing the gear teeth and reduce economic loss, and can realize gear
Agent structure generalization, has very high practical value.
Brief description
Fig. 1 is a kind of perspective view of the present invention detachable vibration-reduction gear embodiment 1；
Fig. 2 is a kind of structural representation of the present invention detachable vibration-reduction gear embodiment 2；
Fig. 3 is a kind of perspective view of the present invention detachable vibration-reduction gear base wheel；
Fig. 4 is a kind of structural representation of the present invention detachable vibration-reduction gear annular fixed strip；
Fig. 5 is a kind of structural representation of the present invention detachable vibration-reduction gear embodiment 1 gear teeth；
Fig. 6 is a kind of side structure schematic view of the present invention detachable vibration-reduction gear gear teeth；
Fig. 7 is a kind of structural representation of the present invention detachable vibration-reduction gear embodiment 3 gear teeth；
Fig. 8 is a kind of structural representation of the present invention detachable vibration-reduction gear embodiment 4 gear teeth；
Fig. 9 is a kind of structural representation of the present invention detachable vibration-reduction gear embodiment 3；
Figure 10 is a kind of structural representation of the present invention detachable vibration-reduction gear embodiment 4.
In figure：1. base wheel, 2. periphery, 3. groove, the 4. detachable gear teeth, 5. tenon body, 6. tooth head, 7. tooth head projection, 8.
Lower surface, 9. upper surface, 10. flank profil curved surface, 11. teeth groove, 12. groove bottom, 13. blocks, 14. fixing grooves, 15. fixed strips, 16.
Silencing groove, 17. cushion chambers, 18. side walls, 19. reinforcing grooves, 20. reinforcing strip, 21. Plug Divisions, 22. open holes, 23. axis holes.
Specific embodiment
Below by embodiment, and combine accompanying drawing the specific embodiment of the present invention is described further.
Embodiment 1
In embodiment 1 as shown in Figure 1, a kind of detachable vibration-reduction gear, it is provided with 14 gear teeth, the center of gear is provided with
Axis hole 23, described detachable vibration-reduction gear includes a base wheel 1（See Fig. 3）, the diameter of described base wheel is 6 equal to basic module
Gear Root diameter of a circle（I.e. the number of teeth be 14, modulus be 6 root diameter of gear）, uniform along periphery 2 in described base wheel
It is provided with quantity and number of gear teeth identical axial pass trough 3, the A/F of described groove is more than the slot bottom width of groove, groove two
Angle between the wall of side side is 6 degree, is all embedded with the facewidth detachable gear teeth 4 consistent with groove length in every groove,
The detachable gear teeth constitute a complete gear wheel with base wheel, and the described detachable gear teeth are symmetrical structure, including being plugged in groove
Tenon body 5 and the tooth head 6 with described tenon body integrally connected（See Fig. 5）, angle between the inclined-plane of tenon body both sides and groove both sides side wall
Between angle equal, tenon body and groove interference fit.The end of the nearly tenon body of described tooth head rest extends to both sides that to constitute tooth head convex
Block 7, the lower surface 8 of described tooth head projection is the cambered surface being adapted to base wheel periphery, the upper surface 9 of tooth head projection and detachable wheels
The flank profil curved surface 10 part groove bottom 12 constituting gear tooth slot 11 in smoothing junction of tooth；Base wheel wheel body between adjacent two grooves
Constitute block 13, the both ends of the surface of the both ends of the surface of block and detachable wheels box pin joint body are equipped with and are interconnected and fan that cross section is consistent
Annular fixing groove 14, is embedded with annular fixed strip 15, the tenon body of the detachable gear teeth is additionally provided with Silencing groove 16, subtracts in fixing groove
Shake groove cross section rectangular, the central plane of described Silencing groove on the axial centre face of gear, the length of Silencing groove with can
The facewidth of the dismounting gear teeth is identical, and vibration damping well width is the 5% of groove slot bottom width, and the depth of Silencing groove is identical with the depth of groove.
Embodiment 2
The angle between the wall of groove both sides side in embodiment 2 shown in Fig. 2 is 3 degree, and the cross section of Silencing groove is in square
Shape, the bottom land of Silencing groove expands and constitutes the cushion chamber 17 that cross section is in cylinder, and vibration damping well width is groove slot bottom width
10%, the diameter in described cylindrical buffer chamber is 1.5 times of Silencing groove groove width.Fan annular in the both ends of the surface of embodiment 2 block is solid
Determining its cross section of groove is to lack shape more than the circle of semicircle（See Fig. 6）, fan annular fixing groove width of rebate be slightly less than fixing groove
Big width（I.e. width of rebate is slightly less than the diameter of fixed strip）, described its cross section of annular fixed strip is transversal with fixing groove
Face is adapted, and annular fixed strip is provided with Plug Division 21, and the both sides wheel face of base wheel is provided with the fixed strip connecting with fixing groove
Open hole 22（See Fig. 4）, remaining is identical with embodiment 1.
Embodiment 3
In embodiment 3 shown in Fig. 9, the number of teeth of gear is 14, and module is 8, and its modulus is more than embodiment 1
Basic module, the tooth head projection on the gear teeth is formed with the side wall 18 of planar structure in the end of bearing of trend（See Fig. 7）, tooth head
The upper surface of projection is in smoothing junction with the flank profil curved surface of the detachable gear teeth, constitutes the half bottom land of detachable vibration-reduction gear teeth groove
Face, described side wall on the axial centre face of detachable vibration-reduction gear, the opposite side wall phase of the two neighboring detachable gear teeth
Mutually it is close to, the upper surface complete groove bottom constituting detachable vibration-reduction gear teeth groove in smoothing junction of its tooth head projection.Embodiment 2
Angle between the wall of groove both sides side is 4.5 degree, and the cross section of Silencing groove is rectangular, and the bottom land of Silencing groove expands composition cross section
In cylindrical cushion chamber 17, vibration damping well width is the 7.5% of groove slot bottom width, and the diameter in described cylindrical buffer chamber is to subtract
3 times of groove groove width of shaking, remaining is identical with embodiment 1 or embodiment 2.
Embodiment 4
In embodiment 4 shown in Figure 10, the number of teeth of gear is 14, and module is 10, detachable gear teeth both ends of the surface
Tooth head and tenon body between be provided with fan reinforcing annular groove 19（See Fig. 8）, the described cross section reinforcing groove is trapezoidal, reinforces the groove of groove
Mouthful width is more than the slot bottom width reinforcing groove, reinforces and is provided with annular reinforcing strip 20 in groove, the cross section of described reinforcing strip with plus
Gu the cross section of groove is adapted, reinforcing strip is provided with fixing hole, and the detachable gear teeth are provided with screw corresponding with fixing hole, reinforces
Bar is fixedly connected with the detachable gear teeth by screw, and remaining is identical with embodiment 3.
The detachable vibration-reduction gear of the present invention includes a base wheel, and base wheel is uniformly arranged for installing the gear teeth along periphery
Axial pass trough, be all embedded with the facewidth detachable gear teeth consistent with groove length in every groove, on the detachable gear teeth
It is provided with Silencing groove, it is possible to reduce the vibration causing due to gear combination reason, make gear meet use requirement, so when a certain wheel
When damaging occurs in tooth, only need to change gear teeth and just can repair, it is to avoid need to change whole gear and cause waste.The present invention's
The facewidth of the detachable gear teeth is identical with the thickness of base wheel, and all detachable gear teeth constitute a complete gear wheel with base wheel, therefore may be used
To replace the master gear of prior art.On the other hand, the base wheel of the present invention can be assembled the gear teeth of different moduluses, such base
Wheel has just become general part to a certain extent, by changing the gear teeth of different moduluses, it is possible to achieve gear body structure generalization,
Standardization, solves the problems, such as that the gear of prior art need to individually design and process it is impossible to realize structure general.
In addition to the implementation, in the scope disclosed in claims of the present invention and description, the skill of the present invention
Art feature or technical data can be reselected and be combined, thus constituting new embodiment, these present invention are not in detail
The embodiment of thin description is that those skilled in the art just can realize easily without creative work, and therefore these are not detailed
The embodiment of description also should be regarded as the specific embodiment of the present invention and within protection scope of the present invention.
Claims (2)
1. a kind of detachable vibration-reduction gear, the center of gear is provided with axis hole（23）It is characterised in that described detachable vibration-reduction gear
Including a base wheel（1）, the Gear Root diameter of a circle of a diameter no more than specified basic module of described base wheel, described base
Along periphery on wheel（2）It is uniformly provided with quantity and number of gear teeth identical axial pass trough（3）, the A/F of described groove is more than
The slot bottom width of groove, is all embedded with the facewidth detachable gear teeth consistent with groove length in every groove（4）, detachably
The gear teeth and base wheel constitute the complete gear wheel that its modulus is not less than described basic module, and the described detachable gear teeth are symmetrical structure, bag
Include the tenon body being plugged in groove（5）And the tooth head with described tenon body integrally connected（6）, the end of the nearly tenon body of described tooth head rest to
Both sides extend composition tooth head projection（7）, the lower surface of described tooth head projection（8）It is the cambered surface being adapted to base wheel periphery, tooth head
The upper surface of projection（9）Flank profil curved surface with the detachable gear teeth（10）Composition gear tooth slot in smoothing junction（11）Part groove bottom
（12）；Base wheel wheel body between adjacent two grooves constitutes block（13）, the two of the both ends of the surface of block and detachable wheels box pin joint body
End face is equipped with and is interconnected and fan annular fixing groove that cross section is consistent（14）, in fixing groove, it is embedded with annular fixed strip
（15）, the tenon body of the detachable gear teeth is additionally provided with Silencing groove（16）, the central plane of described Silencing groove is in the axial centre of gear
On face, the length of Silencing groove is identical with the facewidth of the detachable gear teeth, and the depth of Silencing groove is not less than the depth of groove；Described vibration damping
The cross section of groove is rectangular, and the bottom land of Silencing groove expands and constitutes the cushion chamber that cross section is in cylinder（17）, vibration damping well width is
The 5% to 10% of groove slot bottom width, the diameter in described cylindrical buffer chamber is 1.5 to 3 times of Silencing groove groove width；Described groove two
Angle between the wall of side side is 3 to 6 degree, and the angle between the angle between the inclined-plane of tenon body both sides and groove both sides side wall is equal,
Tenon body and groove interference fit；The modulus of described gear is more than described basic module, and described tooth head projection is in bearing of trend
End is formed with the side wall of planar structure（18）, the upper surface of tooth head projection is smooth with the flank profil curved surface of the detachable gear teeth to be connected
Connect, constitute the half groove bottom of detachable vibration-reduction gear teeth groove, described side wall is in the axial centre face of detachable vibration-reduction gear
On, the opposite side wall of the two neighboring detachable gear teeth is mutually close to, and the upper surface composition in smoothing junction of its tooth head projection is removable
Unload the complete groove bottom of vibration-reduction gear teeth groove；It is provided with fan reinforcing annular groove between the tooth head of detachable gear teeth both ends of the surface and tenon body
（19）, the described cross section reinforcing groove is trapezoidal, and the width of rebate reinforcing groove is more than the slot bottom width reinforcing groove, reinforces in groove and sets
There is annular reinforcing strip（20）, the cross section of described reinforcing strip with reinforce groove cross section be adapted, reinforcing strip is provided with fixation
Hole, the detachable gear teeth are provided with screw corresponding with fixing hole, and reinforcing strip is fixedly connected with the detachable gear teeth by screw.
2. detachable vibration-reduction gear according to claim 1 is it is characterised in that the fan annular in the both ends of the surface of block is fixing
Its cross section of groove is to lack shape more than the circle of semicircle, and the width of rebate of fan annular fixing groove is less than the Breadth Maximum of fixing groove, described
Its cross section of annular fixed strip be adapted with the cross section of fixing groove, annular fixed strip is provided with Plug Division（21）, base
The both sides wheel face of wheel is provided with the fixed strip open hole connecting with fixing groove（22）.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410712714.5A CN104565288B (en) | 2014-11-28 | 2014-11-28 | Detachable vibration reduction gear |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410712714.5A CN104565288B (en) | 2014-11-28 | 2014-11-28 | Detachable vibration reduction gear |
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| Publication Number | Publication Date |
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| CN104565288A CN104565288A (en) | 2015-04-29 |
| CN104565288B true CN104565288B (en) | 2017-02-22 |
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| CN201410712714.5A Expired - Fee Related CN104565288B (en) | 2014-11-28 | 2014-11-28 | Detachable vibration reduction gear |
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| CN105222938B (en) * | 2015-11-02 | 2018-05-25 | 盐城工学院 | A kind of variable number of teeth gear stirs oily power attenuation measuring device and its method |
| CN105181198B (en) * | 2015-11-02 | 2017-10-13 | 南安市永腾技术咨询有限公司 | One kind becomes number of teeth gear and stirs oily power attenuation measurement apparatus and method |
| CN106979313A (en) * | 2016-01-18 | 2017-07-25 | 泰州里华齿轮制造有限公司 | Gear |
| CN106122446B (en) * | 2016-08-22 | 2018-09-04 | 中国科学院上海高等研究院 | A kind of ring gear and the unit tooth for constituting the ring gear |
| CN106678336B (en) * | 2017-03-19 | 2019-06-14 | 北京工业大学 | A kind of denticle separate type gear structure |
| CN107131265B (en) * | 2017-06-30 | 2020-06-26 | 四川大学 | Roller type synchronous belt transmission system |
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| CN108050227A (en) * | 2017-11-30 | 2018-05-18 | 周代辉 | Vibration-reduction gear |
| CN108680354A (en) * | 2018-07-19 | 2018-10-19 | 中国人民解放军陆军装甲兵学院 | Gear Fatigue Testing Loads loading device |
| CN108663209A (en) * | 2018-07-19 | 2018-10-16 | 中国人民解放军陆军装甲兵学院 | gear fatigue test lubricating oil pressure control system |
| CN108627338A (en) * | 2018-07-19 | 2018-10-09 | 中国人民解放军陆军装甲兵学院 | Gear fatigue experimental device |
| CN108627336A (en) * | 2018-07-19 | 2018-10-09 | 中国人民解放军陆军装甲兵学院 | Gear fatigue test flow of lubrication control system |
| CN108627335A (en) * | 2018-07-19 | 2018-10-09 | 中国人民解放军陆军装甲兵学院 | Gear fatigue test stress measurement device |
| CN108627334A (en) * | 2018-07-19 | 2018-10-09 | 中国人民解放军陆军装甲兵学院 | gear fatigue test fixture |
| CN109114193A (en) * | 2018-09-25 | 2019-01-01 | 山东理工大学 | A kind of variable number of teeth external tooth helical gear |
| CN112815071B (en) * | 2021-02-03 | 2022-08-12 | 青岛科技大学 | Vibration reduction gear capable of being partially disassembled |
| CN113236736B (en) * | 2021-06-11 | 2022-11-01 | 福建省真发齿轮股份有限公司 | Combined gear |
| CN113565945B (en) * | 2021-07-29 | 2023-10-27 | 浙江中益机械有限公司 | High-strength pin gear transmission group |
| CN114458747A (en) * | 2021-12-30 | 2022-05-10 | 安徽三山机械制造有限公司 | Combined push gear |
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| CN103542067A (en) * | 2012-07-16 | 2014-01-29 | 常州市武进金城齿轮有限公司 | Novel combined type gear |
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