CN103883679A - Planar double enveloping worm drive capable of maintaining precision after wear of worm gear teeth - Google Patents
Planar double enveloping worm drive capable of maintaining precision after wear of worm gear teeth Download PDFInfo
- Publication number
- CN103883679A CN103883679A CN201310026371.2A CN201310026371A CN103883679A CN 103883679 A CN103883679 A CN 103883679A CN 201310026371 A CN201310026371 A CN 201310026371A CN 103883679 A CN103883679 A CN 103883679A
- Authority
- CN
- China
- Prior art keywords
- worm gear
- worm
- gear
- described worm
- tooth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- F16H55/22—Toothed members; Worms for transmissions with crossing shafts, especially worms, worm-gears
- F16H55/24—Special devices for taking up backlash
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F11/00—Making worm wheels, e.g. by hobbing
-
- 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
-
- 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
- F16H55/0846—Intersecting-shaft arrangement of the toothed members
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
- Gear Transmission (AREA)
Abstract
The invention provides a planar double enveloping worm drive capable of maintaining precision after wear of worm gear teeth. A tooth portion of a worm gear is composed of gear teeth which are formed by feed machining of a cutter along an axis direction of the worm gear or along a rectilinear direction forming a certain angle with an axis of the worm gear, and are consistent in tooth profile along a tooth length direction of the gear teeth. A tooth crest of the worm gear is a cylindrical surface, tooth surfaces on two sides of each gear tooth of the worm gear are planes, and inclination angles of the tooth surfaces, relative to the axis of the worm gear, on two sides of each gear tooth of the worm gear are equal. A worm is meshed with the worm gear and can move along the axis of the worm gear; when the worm moves along the axis of the worm gear to different positions, tooth surfaces on two sides of the worm are enveloping surfaces which are respectively formed by generating movement according to the meshing relationship of the worm gear and the worm by taking the tooth surfaces on the corresponding sides of the gear teeth of the worm gear as generatrices. According to characteristics of distribution of contact lines, after the gear teeth of the worm gear are worn, the worm is moved into an area in which the gear teeth of the worm gear are not in contact with the worm to be worn, and service life is prolonged under the condition that contact performance is unaffected.
Description
Technical field
The present invention relates to a kind of worm drive, particularly relate to the Property of Plane-enveloped Worm Transmission that can keep precision after a kind of worm gear wheel odontotripsis.
Background technique
Worm drive belongs to alternating axis transmission, has compact structure, stable drive, the feature such as noise is low, and kinematic error is little.Therefore be widely used in machinery as speed reducer and accurate transmission mechanism.Along with the development of precision optical machinery, more and more higher to the requirement of precision indexing and accurate retarding machine, demand is also increasing.Property of Plane-enveloped Worm Transmission, compared with common worm drive, except having common worm geared all advantages, also has the following advantages:
1) number of teeth that common worm drive contacts is simultaneously 1-2, and the number of teeth of the worm screw of Property of Plane-enveloped Worm Transmission encirclement worm gear is 1/10th of the worm gear number of teeth, the number of teeth of contact can reach more than 4～10 simultaneously, therefore bearing capacity is large, under the condition of same load, can significantly reduce size, reduce materials consumption.Meanwhile, because Property of Plane-enveloped Worm Transmission is multiple tooth contact simultaneously, therefore, can also produce error average effect, improve precision.
2) common worm geared worm screw can grinding, but worm gear grinding difficulty, and the worm gear of Property of Plane-enveloped Worm Transmission and worm screw can grindings, therefore, are easy to accurate manufacture, can produce more high-precision worm drive.
3) common worm geared friction is large, and efficiency is low, and Property of Plane-enveloped Worm Transmission is easy to set up dynamic pressure oil film, friction factor is little, and transmission efficiency is high, generally can improve transmission efficiency 10-15%, saves the energy.Meanwhile, because the friction factor of Property of Plane-enveloped Worm Transmission is little, therefore, the dead band of its fine motion is little, and the fine motion that can realize is less, and the precision of realization is also just higher.
Be applied to the worm drive of accurate indexing mechanism and accurate retarding machine, require to have high precision and strict sideshake.From the above, Property of Plane-enveloped Worm Transmission is more advantageous than common worm drive from precision and life-span aspect, is more suitable for accurate indexing mechanism and accurate retarding machine.But current known Property of Plane-enveloped Worm Transmission generally, after wearing and tearing, can not keep initial precision and sideshake by adjustment, accurate indexing mechanism and accurate retarding machine just cannot continue to use in wearing and tearing afterwards like this.
Chinese patent 99117383.X has proposed a kind of side gap adjustable, plane enveloped torus worm drive.It has better performance than common dual lead cylindrical worm transmission.This side gap adjustable, plane enveloped torus worm drive is made up of a worm gear and a toroid helicoids worm, and wherein the gear teeth two lateral tooth flanks of worm gear are all planes, and (the β such as is not thought in the inclination angle of their relative worm gear axis
1≠ β
2), so that worm-gear tooth is axially wedge shape along it, along the moving axially of worm gear, obtain suitable sideshake by worm screw.This side gap adjustable, plane enveloped torus worm drive, in the time of initial installation, can be adjusted to sideshake suitable value, but after wearing and tearing, there will be following problem:
1) because worm gear is easy to wear, and worm screw is worn and torn hardly, and the worm screw of not wearing and tearing cannot be to moving than the wedge area of its little worm gear that do not wear and tear, and cannot adjust sideshake after causing worm gear wearing and tearing.
2) owing to being subject to the impact of load, the wearing and tearing of the worm gear flank of tooth can not guarantee evenly, and therefore, after wearing and tearing, side gap adjustable, plane enveloped torus worm drive meeting loses original precision,
Patent 99117383.X has only proposed the adjustable Property of Plane-enveloped Worm Transmission of a kind of adjacent teeth side clearance, does not propose how to keep original precision of Property of Plane-enveloped Worm Transmission.
As can be seen here, above-mentioned existing Property of Plane-enveloped Worm Transmission, in product structure, method and use, obviously still has inconvenience and defect, and is urgently further improved.In view of this, practical experience and the professional knowledge of the design people based on being engaged in this type of product specification manufacture and enriching for many years, and the utilization of cooperation scientific principle, actively research and innovation in addition, to founding the Property of Plane-enveloped Worm Transmission that can keep precision after a kind of new worm gear wheel odontotripsis, can improve general existing Property of Plane-enveloped Worm Transmission, make it have more practicability.Through constantly research, design, and after repeatedly studying sample and improving, finally create the present invention who has practical value.
Summary of the invention
The object of the invention is to, overcome the defect that existing Property of Plane-enveloped Worm Transmission exists, and the Property of Plane-enveloped Worm Transmission that can keep precision after a kind of new worm gear wheel odontotripsis is provided, technical problem to be solved is to make it after the wheel odontotripsis of worm gear, by mobile worm screw to the worm gear gear teeth not with the region of worm screw contact wear, can keep under worm gear and the precision of worm meshing and the condition of sideshake, in the working life that extends Property of Plane-enveloped Worm Transmission, be very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.After a kind of worm gear wheel odontotripsis proposing according to the present invention, can keep the Property of Plane-enveloped Worm Transmission of precision, comprise worm gear and worm screw, what the tooth portion of described worm gear was processed along the axial direction of described worm gear or along the rectilinear direction feeding angled with the axis of described worm gear by cutter or emery wheel forms along the consistent gear teeth of the tooth length direction profile of tooth of the described worm gear gear teeth, the tooth top of wherein said worm gear is cylndrical surface, two lateral tooth flanks of the described worm gear gear teeth are plane, and two lateral tooth flanks of the described worm gear gear teeth equate with respect to the inclination angle of the axis of described worm gear, described worm screw engages with described worm gear, and can move along the axis of described worm gear, in the time that described worm screw moves to different positions and engages with described worm gear along the axis of described worm gear, the flank of tooth of described worm screw both sides is all respectively using the corresponding lateral tooth flank of the described worm gear gear teeth as generatrix, makes by the meshing relation of described worm gear and described worm screw the envelope surface that generating motion forms.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
After aforesaid worm gear wheel odontotripsis, can keep the Property of Plane-enveloped Worm Transmission of precision, wherein said worm screw is the situation that the Line of contact that engages with described worm gear according to described worm screw distributes, and determines that the initial position of described worm screw and described worm screw is moved along the axis of described worm gear after described worm gear wearing and tearing direction and distance move along the axis of described worm gear.
After aforesaid worm gear wheel odontotripsis, can keep the Property of Plane-enveloped Worm Transmission of precision, wherein at described cutter or emery wheel when processing the described gear teeth with the angled rectilinear direction feeding of the axis of described worm gear, the axis angulation of the direction of feed of described cutter or emery wheel and described worm gear is greater than 0 degree and is less than 90 degree.
The present invention compared with prior art has obvious advantage and beneficial effect.By technique scheme, after worm gear wheel odontotripsis of the present invention, can keep the Property of Plane-enveloped Worm Transmission of precision at least to there is following advantages and beneficial effect: the present invention is according to the characteristic distributions of Line of contact, adopt mobile worm screw to the worm gear gear teeth not with the region of worm screw contact wear, do not affecting under the condition of its contact performance, extending the working life of Property of Plane-enveloped Worm Transmission.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification, and for above and other object of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Figure 1A to Fig. 1 D is the distribution map of the axis of worm gear gear teeth teeth directional and worm gear Line of contact of worm and wheel while being different amount.
Fig. 2 is the distribution map of the Line of contact of worm and wheel before and after worm screw of the present invention is moved along the axis of worm gear.
The schematic diagram of the direction of tool feeding when Fig. 3 A to Fig. 3 B is processing worm gear of the present invention.
Fig. 4 is that two lateral tooth flanks of the worm gear gear teeth of the present invention are with respect to the schematic diagram at the inclination angle of the axis of worm gear.
Fig. 5 is the schematic diagram of the position of worm and wheel engagement of the present invention before and after wearing and tearing.
Embodiment
Technological means and effect of taking for reaching predetermined goal of the invention for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to keeping its embodiment of Property of Plane-enveloped Worm Transmission, structure, step, feature and effect thereof of precision after the worm gear wheel odontotripsis proposing according to the present invention, be described in detail as follows.
Relevant aforementioned and other technology contents of the present invention, Characteristic can be known and present in the following detailed description coordinating with reference to graphic preferred embodiment.By the explanation of embodiment, should obtain one more deeply and concrete understanding for technological means and effect of reaching predetermined object and taking to the present invention, but appended graphic be only to provide with reference to the use of explanation, be not used for the present invention to be limited.
Whether known Property of Plane-enveloped Worm Transmission is parallel with the axis of worm gear according to worm gear gear teeth teeth directional, be divided into two kinds of forms of straight-tooth and helical teeth, as shown in Figure 1A to Fig. 1 D, Figure 1A to Fig. 1 D is the distribution map of the axis of worm gear gear teeth teeth directional and worm gear Line of contact of worm and wheel while being different amount.Distribution by Line of contact in figure can be found out, no matter be straight-tooth (β=0 °) or helical teeth (β ≠ 0 °), the gear teeth of worm gear have the flank of tooth of half there is no Line of contact (being called not contact area), the gear teeth that are worm gear have the flank of tooth of half not contact and engage with worm screw, and the flank of tooth of this half is without any wearing and tearing.
Referring to shown in Fig. 2, is the distribution map of the Line of contact of worm and wheel before and after worm screw of the present invention is moved along the axis of worm gear.After worm gear wheel odontotripsis of the present invention, can keep the Property of Plane-enveloped Worm Transmission of precision is according to the distribution map of the Line of contact of worm and wheel engagement, what make that worm screw can be along worm gear axially does corresponding movement, thereby the Line of contact that makes the worm and wheel engagement after moving is distributed in the not contact area of the worm gear gear teeth flank of tooth, come the initial precision and the sideshake that after worm gear wheel odontotripsis, keep worm and wheel to engage by mobile worm screw.
Refer to shown in Fig. 3 A to Fig. 3 B and Fig. 4 the schematic diagram of the direction of tool feeding when Fig. 3 A to Fig. 3 B is processing worm gear of the present invention.Fig. 4 is that two lateral tooth flanks of the worm gear gear teeth of the present invention are with respect to the schematic diagram at the inclination angle of the axis of worm gear.After worm gear wheel odontotripsis of the present invention, can keep the Property of Plane-enveloped Worm Transmission of precision to comprise worm gear 1 and worm screw 2.Wherein the tooth portion of worm gear 1 by cutter or emery wheel along the axial direction (β=0 °) of worm gear 1 or along forming along the consistent gear teeth of the tooth length direction profile of tooth of worm gear 1 gear teeth of processing with the rectilinear direction feeding of the axis of worm gear 1 angled (β ≠ 0 °), like this, when after worm gear 1 wearing and tearing, just can guarantee in the time that worm screw 2 moves to new position, the engagement of their engagement during with initial position is the same, thereby kept precision and the sideshake before wearing and tearing.At cutter or emery wheel, when with the angled rectilinear direction feeding processing gear teeth of the axis of worm gear 1, the axis angulation β of the direction of feed of cutter or emery wheel and worm gear is greater than 0 degree and is less than 90 degree.The tooth top of worm gear 1 of the present invention is cylndrical surface, and these are different from the tooth top form of the worm gear of known Property of Plane-enveloped Worm Transmission.The tooth top of the worm gear of known Property of Plane-enveloped Worm Transmission has the throat of an inner ring surface, add man-hour and be to adopt cutter or emery wheel radial feed, at the bottom of tooth, be circular arc, this structures shape worm screw cannot moving axially along worm gear.The tooth top of worm gear 1 of the present invention adopts the cylndrical surface identical with the tooth top of ordinary gear, its add man-hour cutter 3 or emery wheel be the axial feed along worm gear 1, processing straight-tooth (as shown in Figure 3A), or along the rectilinear direction feeding angled with the axis of worm gear 1, processing helical teeth (as shown in Figure 3 B), like this, worm screw 2 just can axially moving freely along worm gear 1.Two lateral tooth flanks of the gear teeth of worm gear 1 of the present invention are plane, and two lateral tooth flanks of worm gear 1 gear teeth are equal with respect to the inclination angle of the axis of worm gear 1, as shown in Figure 4, and wherein two angle of inclination beta
1=β
2, like this, the cylndrical surface of the different-diameter from tooth top to tooth root is parallel with the intersection of the gear teeth two lateral tooth flanks, uses the profile of tooth of the gear teeth that the Different Plane vertical with the axis of worm gear 1 intercept to be straight line tooth, and profile of tooth is consistent.
Referring to shown in Fig. 5, is the schematic diagram of the position of worm and wheel engagement of the present invention before and after wearing and tearing.Worm screw 2 of the present invention engages with worm gear 1, and can move along the axis of worm gear 1, in the time that worm screw 2 moves to different positions and engages with worm gear 1 along the axis of worm gear 1, the flank of tooth of worm screw 2 both sides is all respectively using the corresponding lateral tooth flank of worm gear 1 gear teeth as generatrix, makes by worm gear 1 and the meshing relation of worm screw 2 envelope surface that generating motion forms.In the time of the flank of tooth of machining worm 2, while being employing and machining worm wheel 1, there is identical inclination angle (β
1=β
2) plane.As shown in Figure 5, wherein a is the initial position of worm screw 2 while initially installing, and b is the position of worm screw 2 after moving along the axis of worm gear 1 after wearing and tearing.Worm screw 2 of the present invention contacts engagement at initial position with worm gear 1, when through after a period of time, the wheel odontotripsis of worm gear 1, to worm gear 1, do not contact with it engagement with the region of worm screw 2 contact wears by the worm screw 2 that moves axially along worm gear 1, can under the condition of the initial precision of maintenance and sideshake, extend the working life of Property of Plane-enveloped Worm Transmission.Wherein worm screw 2 of the present invention is situations that the Line of contact that engages with worm gear 1 according to worm screw 2 distributes, and determines the initial position of worm screw 2 and in worm gear 1 wearing and tearing worm screw 2 is moved along the axis of worm gear 1 afterwards direction and distance.
The present invention, according to concrete service condition, can make to touch the changes in distribution of line or suitable thickening worm gear 1 in appropriate change β angle, thereby can make worm screw move to lasting its contact performance of maintenance of not contact area on worm gear 1 for more than 2 time.Therefore, be at least the twice that can not keep the life-span of the Property of Plane-enveloped Worm Transmission of original precision and sideshake working life of the present invention.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, but not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the method for above-mentioned announcement and technology contents to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (3)
1. after a worm gear wheel odontotripsis, can keep the Property of Plane-enveloped Worm Transmission of precision, comprise worm gear and worm screw, it is characterized in that: what the tooth portion of described worm gear was processed along the axial direction of described worm gear or along the rectilinear direction feeding angled with the axis of described worm gear by cutter or emery wheel forms along the consistent gear teeth of the tooth length direction profile of tooth of the described worm gear gear teeth, the tooth top of wherein said worm gear is cylndrical surface, two lateral tooth flanks of the described worm gear gear teeth are plane, and two lateral tooth flanks of the described worm gear gear teeth equate with respect to the inclination angle of the axis of described worm gear, described worm screw engages with described worm gear, and can move along the axis of described worm gear, in the time that described worm screw moves to different positions and engages with described worm gear along the axis of described worm gear, the flank of tooth of described worm screw both sides is all respectively using the corresponding lateral tooth flank of the described worm gear gear teeth as generatrix, makes by the meshing relation of described worm gear and described worm screw the envelope surface that generating motion forms.
2. after worm gear wheel odontotripsis according to claim 1, can keep the Property of Plane-enveloped Worm Transmission of precision, it is characterized in that wherein said worm screw is the situation that the Line of contact that engages with described worm gear according to described worm screw distributes, determine that the initial position of described worm screw and described worm screw is moved along the axis of described worm gear after described worm gear wearing and tearing direction and distance move along the axis of described worm gear.
3. after worm gear wheel odontotripsis according to claim 1, can keep the Property of Plane-enveloped Worm Transmission of precision, it is characterized in that wherein that at described cutter or emery wheel the axis angulation of the direction of feed of described cutter or emery wheel and described worm gear is greater than 0 degree and is less than 90 degree when processing the described gear teeth with the angled rectilinear direction feeding of the axis of described worm gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310026371.2A CN103883679B (en) | 2013-01-24 | 2013-01-24 | The Property of Plane-enveloped Worm Transmission of precision can be kept after worm gear teeth abrasion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310026371.2A CN103883679B (en) | 2013-01-24 | 2013-01-24 | The Property of Plane-enveloped Worm Transmission of precision can be kept after worm gear teeth abrasion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103883679A true CN103883679A (en) | 2014-06-25 |
| CN103883679B CN103883679B (en) | 2016-07-06 |
Family
ID=50952738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310026371.2A Active CN103883679B (en) | 2013-01-24 | 2013-01-24 | The Property of Plane-enveloped Worm Transmission of precision can be kept after worm gear teeth abrasion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103883679B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536218A (en) * | 2020-05-15 | 2020-08-14 | 重庆大学 | Point-line evolvable enveloping worm transmission pair and working mode thereof |
| CN115929872A (en) * | 2022-12-30 | 2023-04-07 | 江苏鑫和利精工有限公司 | Wear-resistant worm gear and machining process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1248504A (en) * | 1999-07-26 | 2000-03-29 | 张光辉 | Approximate grinding method for planer enveloping worm |
| CN1257974A (en) * | 1999-11-24 | 2000-06-28 | 张光辉 | Side gap adjustable, plane enveloped torus worm drive |
| US20030079560A1 (en) * | 1999-10-15 | 2003-05-01 | Yakov Fleytman | Power take-off unit with worm gearset |
| CN101745703A (en) * | 2009-12-22 | 2010-06-23 | 武汉科技大学 | Angle-modified dual-torus double-enveloping toroidal worm pair and manufacturing method thereof |
| CN203082166U (en) * | 2013-01-23 | 2013-07-24 | 洛阳凯环精密机械有限公司 | Planar enveloping ring surface worm drive capable of keeping accuracy after abrasion of gear teeth of worm gear |
-
2013
- 2013-01-24 CN CN201310026371.2A patent/CN103883679B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1248504A (en) * | 1999-07-26 | 2000-03-29 | 张光辉 | Approximate grinding method for planer enveloping worm |
| US20030079560A1 (en) * | 1999-10-15 | 2003-05-01 | Yakov Fleytman | Power take-off unit with worm gearset |
| CN1257974A (en) * | 1999-11-24 | 2000-06-28 | 张光辉 | Side gap adjustable, plane enveloped torus worm drive |
| CN101745703A (en) * | 2009-12-22 | 2010-06-23 | 武汉科技大学 | Angle-modified dual-torus double-enveloping toroidal worm pair and manufacturing method thereof |
| CN203082166U (en) * | 2013-01-23 | 2013-07-24 | 洛阳凯环精密机械有限公司 | Planar enveloping ring surface worm drive capable of keeping accuracy after abrasion of gear teeth of worm gear |
Non-Patent Citations (1)
| Title |
|---|
| 万方美等: "大锥面二次包络环面蜗杆副传动的啮合特征及其应用", 《重型机械》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536218A (en) * | 2020-05-15 | 2020-08-14 | 重庆大学 | Point-line evolvable enveloping worm transmission pair and working mode thereof |
| CN115929872A (en) * | 2022-12-30 | 2023-04-07 | 江苏鑫和利精工有限公司 | Wear-resistant worm gear and machining process thereof |
| CN115929872B (en) * | 2022-12-30 | 2023-10-20 | 江苏鑫和利精工有限公司 | Wear-resistant worm wheel and processing technology thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103883679B (en) | 2016-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103742601A (en) | Precise and heavy-load type involute beveloid gear-enveloping hourglass worm transmission | |
| CN104819266B (en) | Without escape arc spiral line mixed type herringbone bear and its processing method | |
| CN102900821B (en) | A kind of planetary roller screw pair | |
| CN102705465A (en) | Novel planet pin roller screw assembly | |
| CN104455309A (en) | Tooth root transition structure of arc end tooth and design method thereof | |
| CN108591421B (en) | Tool basic tooth profile of generated involute pin gear tooth profile | |
| CN103883679A (en) | Planar double enveloping worm drive capable of maintaining precision after wear of worm gear teeth | |
| CN203176290U (en) | Back-clearance-free screw roller reducer | |
| CN203082166U (en) | Planar enveloping ring surface worm drive capable of keeping accuracy after abrasion of gear teeth of worm gear | |
| CN102672283A (en) | Offset worm and wormwheel transmission designing and manufacturing method | |
| CN204519032U (en) | A kind of synchronous distance adjustor of oodle maker | |
| CN201731022U (en) | Rolling ball worm gear transmission pair | |
| CN104896060B (en) | Double-meshing-area arc gear cylindrical gear mechanism and machining method thereof | |
| CN202659831U (en) | Novel planet roller screw pair | |
| CN1105840C (en) | Side gap adjustable, plane enveloped torus worm drive | |
| CN103742537A (en) | Dual-crown externally embedded trapezoidal lock type high-speed bearing integrated retainer | |
| CN103075478B (en) | Precision gear-rack transmission structure for heavy machinery | |
| CN201856008U (en) | Variable-pitch worm | |
| CN205165527U (en) | High -speed precision punch's adjustment screw cooperation structure | |
| CN203019152U (en) | Dual-lead worm and gear mechanism | |
| CN212564278U (en) | Planetary roller screw with involute thread profile | |
| CN204201000U (en) | A kind of tooth root transition structure of circular arc end tooth | |
| CN204140821U (en) | A kind of copper worm wheel | |
| CN217401624U (en) | Wear-proof novel trapezoidal nut for lead screw pair | |
| CN101972872A (en) | Variable pitch worm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170329 Address after: Hsinchu Songshan Lake high tech Industrial Development Zone of Dongguan City, Guangdong province 523000 new No. 4 unit 1 building 17 Guangdong B area 3 Building Room 309 Patentee after: Nami Intelligent Technology (Dongguan) Co., Ltd. Address before: 471000 Luoyang high tech Zone, Henan Road, No. 6 spring Patentee before: LUOYANG KAIHUAN PRECISION MACHINERY CO., LTD. |
|
| TR01 | Transfer of patent right |