CN103343803A - Taper type right-angle transmission device - Google Patents
Taper type right-angle transmission device Download PDFInfo
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- CN103343803A CN103343803A CN2013102865497A CN201310286549A CN103343803A CN 103343803 A CN103343803 A CN 103343803A CN 2013102865497 A CN2013102865497 A CN 2013102865497A CN 201310286549 A CN201310286549 A CN 201310286549A CN 103343803 A CN103343803 A CN 103343803A
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Abstract
The invention relates to a taper type right-angle transmission device. The taper type right-angle transmission device comprises a right-angle support, and is characterized in that an input shaft is arranged at the lower end of the right-angle support and an output shaft is arranged at the upper end of the right-angle support. Meanwhile, transmission assemblies are arranged on the rotation work surface of the input shaft and the rotation work surface of the output shaft respectively, and independent bearing assemblies are arranged on the connection portions of the input shaft, the output shaft and the right-angle support respectively. Thus, the transmission efficiency is high, accuracy is high, transmission is stable and smooth, and work is reliable. In addition, the taper type right-angle transmission device is resistant to wear and abrasion, long in service life, low in noise and simple to process and assemble, and lowers cost.
Description
Technical field
The present invention relates to a kind of transmission device, relate in particular to a kind of tapered right angle drives.
Background technique
Two harmonic speed reducers have been used in robot the 5th, six wrist joints, two timing belt transmission inputs, and the bevel-gear sett auxiliary driving has also been used in the centre.Gear transmission, for the motion and the power that transmit any two between centers, peripheral velocity can reach 200m/s, and the power of transmission can reach 100,000 kilowatts, is a kind of mechanical transmission most widely used in the modern mechanical.Wrist is in arm foremost, affects arm structure, weight, working space and runnability between the weight of wrist, dynamic load and the driving mechanism etc., therefore, must make every effort to compact structure, in light weight, rationally distributed in the design of wrist driving mechanism.
Yet traditional is the bevel gear pair transmission, mainly adopts mechanical type processing, because tooth surface shape and process principle more complicated need to obtain accurate flank of tooth characteristic in manufacture process, also need to adjust the precision of lathe, on principle, can't guarantee the most rational engagement, therefore, the amount of practicing Buddhism or Taoism of gear and precision all determine to have certain blindness usually by rule of thumb, cause its complex process, the Equipment Requirement height, machining accuracy is low, and installation precision problem such as have relatively high expectations exists.
Summary of the invention
The objective of the invention is to overcome the above problem that prior art exists, a kind of tapered right angle drives is provided.
For realizing purpose of the present invention, a kind of tapered right angle drives, include right angle rack, wherein: described right angle rack lower end is provided with input shaft, described right angle rack upper end is provided with output shaft, described input shaft rotation work face and output shaft rotation work face are provided with transmitting assemblies, and the attachment portion of described input shaft, output shaft and right angle rack is provided with independently bearing unit.
Further, above-mentioned a kind of tapered right angle drives, wherein, described transmitting assemblies includes spherical groove, described input shaft rotation work face and output shaft rotation work face are provided with separate spherical groove, the described spherical groove that is distributed in input shaft rotation work face is corresponding mutually with the spherical groove position that is distributed in output shaft rotation work face, is provided with ball in the described spherical groove.
Further, above-mentioned a kind of tapered right angle drives, wherein, described spherical groove is concentric ring-shaped and is distributed in input shaft rotation work face and output shaft rotation work face.
Further, above-mentioned a kind of tapered right angle drives, wherein, described axle rotation work face and output shaft rotation work face are conical.
Further, above-mentioned a kind of tapered right angle drives, wherein, described bearing unit is deep groove ball bearing.
Again further, above-mentioned a kind of tapered right angle drives, wherein, described input shaft rotation work face and output shaft rotation work face outer periphery are equipped with protecting cover.
Adopt technical solution of the present invention, following advantage is arranged: 1, transmission efficiency height, the precision height, stable drive is along sliding reliable operation.Break away from the design of involute gear principle, research and develop the design theory of brand-new transmission, both be different from the sliding friction transmission of sliding bearing, inconsistent with the tooth of umbrella gear and tooth engagement driving again, novel a kind of tapered right angle drives is the theory of engagement by means of rolling bearing, makes ball directly and spherical groove meshes, and the conformity of ball makes the transmission accuracy height, and the transmission running steadily, reliable operation.2, put wear-resistantly, the life-span is long, and noise is little.Be engaged with essential distinction with the tooth of transmission, avoided the wearing and tearing of tooth and tooth and influence life-span of entire machine people, it has adopted the rotation between roller, greatly reduces friction, thereby has prolonged the life-span, has reduced the noise of transmission.3, processing is simple, and assembling is simple, reduces cost.Because this device reduced number of spare parts, and each part only needs turn-milling machine tool just can finish, and do not need very complicated adjustment, and assembling is simple, the installation precision reduction, thus reduced cost.
Purpose of the present invention, advantage and characteristics will illustrate by following preferential embodiment's non-limitative illustration and explain that these embodiments only provide as an example with reference to accompanying drawing.
Description of drawings
Fig. 1 is the organigram of this tapered right angle drives.
The implication of each reference character is as follows among the figure:
1 right angle rack, 2 input shafts
3 output shafts, 4 bearing uniies
5 spherical grooves, 6 balls
7 protecting covers
Embodiment
A kind of tapered right angle drives as shown in Figure 1 includes right angle rack 1, and its unusual part is: right angle rack of the present invention 1 lower end is provided with input shaft 2, is provided with output shaft 3 in right angle rack 1 upper end.Consider the transmission needs, input shaft 2 rotation work faces and output shaft 3 rotation work faces are provided with transmitting assemblies.Simultaneously, smooth and easy for the running of integral body, input shaft 2, output shaft 3 are provided with independently bearing unit 4 with the attachment portion of right angle rack 1.
In conjunction with the present invention's one preferred implementation, consider effectively transmission between input shaft 2, the output shaft 3, unnecessary interference and dislocation can not take place, transmitting assemblies includes spherical groove 5.Specifically, input shaft 2 rotation work faces and output shaft 3 rotation work faces are provided with separate spherical groove 5, and the spherical groove 5 that is distributed in input shaft 2 rotation work faces is corresponding mutually with spherical groove 5 positions that are distributed in output shaft 3 rotation work faces.Simultaneously, be provided with ball 6 in the spherical groove 5, effectively move and transmit and stall or other unusual conditions can not occur transmitting.
Further, in order to improve the contact effect of transmitting assemblies, put forward the stability of the defeated efficient of transmission and operation, spherical groove 5 is concentric ring-shaped and is distributed in input shaft 2 rotation work faces and output shaft 3 rotation work faces.Like this, can improve ball 6 and spherical groove 5 mesh degree each other.Certainly, consider between input shaft 2, the output shaft 3 to present 90 ° of knuckles in the back integral body that is in place that in order to reduce transmission loss, axle rotation work face and output shaft 3 rotation work faces are conical.Smooth and easy in order to guarantee that input shaft 2, output shaft 3 turn round at right angle rack 1, reduce the damping that may exist as far as possible, bearing unit 4 is deep groove ball bearing.
Further, input shaft 2 rotation work faces and output shaft 3 rotation work face outer periphery are equipped with protecting cover 7.Like this, can protect not the ball 6 with spherical groove 5 engagements, prevent that foreign matter from advancing.Simultaneously, in order to guarantee the connective stability of protecting cover 7, protecting cover 7 is wanted to be connected with right angle rack 1 by mounting screw.
From implementation process of the present invention, ball 6 carries out transmission with spherical groove 5 engagements, when input shaft 2 rotates, the ball 6 of being isolated by retainer according to the order of sequence with output shaft 3 on spherical groove 5 engagements, thereby drive the rotation of output shaft 3, motion is steadily, the kinematic accuracy height, reliable operation.
By above-mentioned character express also by reference to the accompanying drawings as can be seen, behind employing the present invention, following advantage is arranged:
1, transmission efficiency height, the precision height, stable drive is along sliding reliable operation.Break away from the design of involute gear principle, research and develop the design theory of brand-new transmission, both be different from the sliding friction transmission of sliding bearing, inconsistent with the tooth of umbrella gear and tooth engagement driving again, novel a kind of tapered right angle drives is the theory of engagement by means of rolling bearing, makes ball directly and spherical groove meshes, and the conformity of ball makes the transmission accuracy height, and the transmission running steadily, reliable operation.
2, put wear-resistantly, the life-span is long, and noise is little.Be engaged with essential distinction with the tooth of transmission, avoided the wearing and tearing of tooth and tooth and influence life-span of entire machine people, it has adopted the rotation between roller, greatly reduces friction, thereby has prolonged the life-span, has reduced the noise of transmission.
3, processing is simple, and assembling is simple, reduces cost.
Because this device reduced number of spare parts, and each part only needs turn-milling machine tool just can finish, and do not need very complicated adjustment, and assembling is simple, the installation precision reduction, thus reduced cost.
Certainly, more than only be concrete exemplary applications of the present invention, protection scope of the present invention is not constituted any limitation.In addition to the implementation, the present invention can also have other mode of execution.All employings are equal to the technological scheme of replacement or equivalent transformation formation, all drop within the present invention's scope required for protection.
Claims (6)
1. tapered right angle drives, include right angle rack, it is characterized in that: described right angle rack lower end is provided with input shaft, described right angle rack upper end is provided with output shaft, described input shaft rotation work face and output shaft rotation work face are provided with transmitting assemblies, and the attachment portion of described input shaft, output shaft and right angle rack is provided with independently bearing unit.
2. a kind of tapered right angle drives according to claim 1, it is characterized in that: described transmitting assemblies includes spherical groove, described input shaft rotation work face and output shaft rotation work face are provided with separate spherical groove, the described spherical groove that is distributed in input shaft rotation work face is corresponding mutually with the spherical groove position that is distributed in output shaft rotation work face, is provided with ball in the described spherical groove.
3. a kind of tapered right angle drives according to claim 2, it is characterized in that: described spherical groove is concentric ring-shaped and is distributed in input shaft rotation work face and output shaft rotation work face.
4. a kind of tapered right angle drives according to claim 1 is characterized in that: described axle rotation work face is taper shape with output shaft rotation work face.
5. a kind of tapered right angle drives according to claim 1, it is characterized in that: described bearing unit is deep groove ball bearing.
6. a kind of tapered right angle drives according to claim 1, it is characterized in that: described input shaft rotation work face and output shaft rotation work face outer periphery are equipped with protecting cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102865497A CN103343803A (en) | 2013-07-10 | 2013-07-10 | Taper type right-angle transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102865497A CN103343803A (en) | 2013-07-10 | 2013-07-10 | Taper type right-angle transmission device |
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| Publication Number | Publication Date |
|---|---|
| CN103343803A true CN103343803A (en) | 2013-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102865497A Pending CN103343803A (en) | 2013-07-10 | 2013-07-10 | Taper type right-angle transmission device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107989982A (en) * | 2018-01-02 | 2018-05-04 | 温州维菱机器人有限公司 | A kind of separate mechanical drive mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2054504U (en) * | 1989-03-02 | 1990-03-14 | 姜中璋 | Concave wheel driving tractor-ploughing |
| JPH0828641A (en) * | 1994-05-13 | 1996-02-02 | Mitsubishi Heavy Ind Ltd | Orthogonal rolling transmission device |
| JPH0861451A (en) * | 1994-08-23 | 1996-03-08 | Mitsubishi Heavy Ind Ltd | Input-output crossing type power transmission |
| CN201753756U (en) * | 2010-08-06 | 2011-03-02 | 杭州兴达机械有限公司 | Speed reducer with multiple assembling forms |
| CN202301750U (en) * | 2011-10-10 | 2012-07-04 | 浙江升宏机械有限公司 | Power reversing device |
| CN203335763U (en) * | 2013-07-10 | 2013-12-11 | 苏州市恒加新精密机械科技有限公司 | Conic right-angle transmission device |
-
2013
- 2013-07-10 CN CN2013102865497A patent/CN103343803A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2054504U (en) * | 1989-03-02 | 1990-03-14 | 姜中璋 | Concave wheel driving tractor-ploughing |
| JPH0828641A (en) * | 1994-05-13 | 1996-02-02 | Mitsubishi Heavy Ind Ltd | Orthogonal rolling transmission device |
| JPH0861451A (en) * | 1994-08-23 | 1996-03-08 | Mitsubishi Heavy Ind Ltd | Input-output crossing type power transmission |
| CN201753756U (en) * | 2010-08-06 | 2011-03-02 | 杭州兴达机械有限公司 | Speed reducer with multiple assembling forms |
| CN202301750U (en) * | 2011-10-10 | 2012-07-04 | 浙江升宏机械有限公司 | Power reversing device |
| CN203335763U (en) * | 2013-07-10 | 2013-12-11 | 苏州市恒加新精密机械科技有限公司 | Conic right-angle transmission device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107989982A (en) * | 2018-01-02 | 2018-05-04 | 温州维菱机器人有限公司 | A kind of separate mechanical drive mechanism |
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Application publication date: 20131009 |