CN104344176A - Manual and automatic dual-mode rotating device and computer equipment - Google Patents

Manual and automatic dual-mode rotating device and computer equipment Download PDF

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Publication number
CN104344176A
CN104344176A CN201410540072.5A CN201410540072A CN104344176A CN 104344176 A CN104344176 A CN 104344176A CN 201410540072 A CN201410540072 A CN 201410540072A CN 104344176 A CN104344176 A CN 104344176A
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worm
gear
manual
auto
double mode
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CN201410540072.5A
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CN104344176B (en
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宋晨枫
刘锡林
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Shanghai Xiaodu Technology Co Ltd
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Beijing Small Fish Science And Technology Ltd
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Abstract

The invention relates to a manual and automatic dual-mode rotating device and computer equipment. The manual and automatic dual-mode rotating device comprises a center shaft driving an object to rotate, a compound worm gear sleeving an excircle of the center shaft and capable of adjusting holding force, a self-locking worm meshed with the worm gear, and a motor driving the self-locking worm to rotate. The device solves the problem that when external torsion (a manual rotating mode) is applied onto the motor with a workload (an automatic rotating mode), the motor is not influenced by the external torsion, so that the motor is avoided from damage in the manual rotating mode. The manual and automatic dual-mode rotating device and computer equipment are applied to the field of rotating devices.

Description

The double mode slewing gear of auto-manual and computer equipment
Technical field
The present invention relates to slewing gear, particularly relate to the double mode slewing gear of a kind of auto-manual and computer equipment.
Background technique
Slewing gear uses in the fields such as electro-photographic head, electronic display, to rotate electro-photographic head, electronic display etc., makes it possible to facing to user's shooting, facing to user's display etc.Current rotation mode has two kinds: rotation mode and hand rotation pattern automatically.Current existing slewing gear can only adopt a kind of pattern.In automatic rotation device, automatic rotation generally passes through driven by motor; In manual rotating device, rotate slewing gear with hand.If rotate automatic rotation device with hand, motor can be reversed to drive and rotates and easily cause damage.
Summary of the invention
The present invention aim to provide a kind of can again can the double mode slewing gear that rotates of Non-follow control and have employed the computer equipment of this slewing gear by driven by motor automatic rotation, solve when machine operation load (automatic rotation mode), run into the extraneous torsion (hand rotation pattern) applied, motor is not affected by extraneous torsion, thus the damage of motor under avoiding hand rotation pattern.
To achieve these goals, An embodiment provides the double mode slewing gear of a kind of auto-manual, comprising: the axis driving object moment; Be enclosed within axis cylindrical, the composite worm wheel of adjustable enclasping force; The irreversible worm engaged with worm gear; Drive the motor that irreversible worm rotates.
Alternatively, there is screw hole on described axis top, connects described object, drives described object moment.
Alternatively, described worm gear comprises holddown spring part, bolt part and elastic clamp ring, and by adjusting bolt screw-in depth, the elastic force by holddown spring makes elastic clamp ring embrace axis, thus by worm gear set at axis cylindrical.
Alternatively, motor is connected with driving gear, and irreversible worm is connected with driven gear, and driving gear engages with driven gear, drives irreversible worm to rotate.
Alternatively, described irreversible worm is nylon worm screw.
Alternatively, described axis is steel axis.
Alternatively, the double mode slewing gear of described auto-manual also comprises: 0 type snap ring of fixing worm gear.
An alternative embodiment of the invention provides a kind of computer equipment, it is characterized in that, comprises the double mode slewing gear of auto-manual in above-mentioned feature described in any one.
Owing to present invention utilizes the self-locking performance of worm and gear.When the angle of lead of worm screw is less than the equivalent friction angle of meshing wheel between cog, mechanism has self-locking performance, can realize reverse self-locking, namely can only drive worm gear by worm screw, and can not drive worm screw by worm gear.When automatically rotating, driven by motor driving gear, driving gear drives driven gear and irreversible worm to rotate, and irreversible worm drives worm gear wheel, and worm gear drives central axis, thus drives object moment; When hand rotation, hand makes central axis, thus rotates object, and the rotation of worm gear can not make irreversible worm rotate, and therefore motor is not reversed and drives rotation, avoids the damage of motor under hand rotation pattern.
Accompanying drawing explanation
These objects of the present invention, feature and advantage and other objects, feature and advantage can become definitely from the detailed description preferred embodiment of the present invention represented by accompanying drawing.
Fig. 1 is the perspective view of the double mode slewing gear of one embodiment of the invention auto-manual;
Fig. 2 is the perspective view of the axis of the double mode slewing gear of one embodiment of the invention auto-manual;
Fig. 3 is the perspective view of the worm gear of the double mode slewing gear of one embodiment of the invention auto-manual;
Fig. 4 is the perspective view of the worm screw of the double mode slewing gear of one embodiment of the invention auto-manual;
Perspective view when Fig. 5 is the work of one embodiment of the invention auto-manual double mode slewing gear.
Embodiment
Below, with reference to accompanying drawing, embodiments of the present invention are described.In figures in the following, identical reference marks is marked to identical parts.In order to easy understand, these accompanying drawings suitably change scale.
Fig. 1 is the perspective view of the double mode slewing gear of one embodiment of the invention auto-manual.Comprise: the axis 1 driving object moment; Be enclosed within axis 1 cylindrical, the composite worm wheel 2 of adjustable enclasping force; The irreversible worm 3 engaged with worm gear 2; Drive the motor 5 that irreversible worm 3 rotates.
Fig. 2 is the perspective view of the axis 1 of the double mode slewing gear of one embodiment of the invention auto-manual.There is screw hole 12 on above-mentioned axis 1 top, connecting object, band object moment.In one embodiment, object can be electronic display and/or electro-photographic head.When to as if electronic display time, just can by the mode of automatic or manual make electronic display such as towards user show, user is watched clearer.When object during camera, just camera can be rotated towards user by the mode of automatic or manual, thus more clearly take user.
When the present invention is applied to computer equipment, double mode for the auto-manual axis of slewing gear is connected with the electronic display of computer equipment and/or camera, the electronic display that makes computer equipment and/or camera can be reached neatly towards the effect that user rotates.
Although described above is the example by screw hole connecting object, those skilled in the art also can connect means (as hook) connecting object by other, and they all drop within protection scope of the present invention.
Fig. 3 is the perspective view of the worm gear 2 of the double mode slewing gear of auto-manual of the present invention.Worm gear 2 comprises holddown spring part 22 and bolt part 24 and elastic clamp ring 26, and by adjusting bolt 24 screw-in depth, the elastic force by holddown spring 22 makes elastic clamp ring 26 embrace axis, thus by worm gear set at axis cylindrical.The compression degree of holddown spring part 22 and bolt part 24 is regulated to ensure that damping force can make central axis not cause unnecessary wearing and tearing again when worm gear wheel.
Although described above is holddown spring part 22 and bolt part 24 and elastic clamp ring 26; by other means, those skilled in the art also can ensure that damping force can make central axis not cause unnecessary wearing and tearing again when worm gear wheel; such as tongue and groove, they all drop within protection scope of the present invention.
Fig. 4 is the perspective view of the irreversible worm 3 of the double mode slewing gear of one embodiment of the invention auto-manual.Self-locking refers to that mechanism has self-locking performance when the angle of lead of worm screw 3 is less than the equivalent friction angle of meshing wheel between cog, can realize reverse self-locking, namely can only drive worm gear by worm screw 3, and can not drive worm screw by worm gear.If when the angle of lead on worm screw 3 is greater than the equivalent friction angle of meshing wheel between cog, two-wayly can to drive, namely can drive worm gear wheel when the worm is rotated, and worm screw during worm gear wheel, also can be driven to rotate.
As shown in Figure 1, motor 5 is connected with driving gear 52, and irreversible worm 3 is connected with driven gear 32, and driving gear 52 engages with driven gear 32, drives irreversible worm 3 to rotate.
Although be described above the mode that driving gear 52 engages with driven gear 32; those skilled in the art are to be understood that; also have the mode that other driven by motor irreversible worm 3 rotates, as integrally formed in motor 5 and irreversible worm 3, they are all within protection scope of the present invention.
Preferably, described irreversible worm is nylon worm screw, and described axis is steel axle.They can reduce the wearing and tearing between worm and worm wheel, improve the working life of worm and worm wheel.
It will be appreciated by those skilled in the art that irreversible worm and axis also can be made up of other material.
As shown in Figure 1, the double mode slewing gear of auto-manual also comprises: 0 type snap ring of fixing worm gear.It can fix worm gear, improves worm gear working life.
In one embodiment, motor of the present invention is stepper motor, but also can be other motor.
In one embodiment, driving gear and/or driven gear are spur gears, but also can be other gears.
Perspective view when Fig. 5 is the work of auto-manual of the present invention double mode slewing gear.
Due to the irreversible worm that employing of the present invention is engaged with worm gear, self-locking means that the rotation of worm screw can drive the rotation of worm gear, but worm gear wheel can not drive worm screw to rotate conversely, therefore when automatically rotating, driven by motor irreversible worm is rotated, irreversible worm drives worm gear wheel, and worm gear drives central axis, thus drives object moment; When hand rotation, hand makes central axis, thus rotates object, and the rotation of worm gear can not make irreversible worm rotate, and therefore motor is not reversed and drives rotation, avoids the damage of motor under hand rotation pattern.
Under automatic rotation mode, motor 5 drives irreversible worm 3 to rotate, then drives worm gear 2 to rotate, and worm gear drives axis 1 to rotate, thus drives object moment.
Under hand rotation pattern, hand makes axis 1 rotate, thus rotates object.Because worm screw 3 is self-lockings, the rotation of worm gear 2 can not make irreversible worm 3 rotate, and therefore motor is not reversed to drive and rotates, and avoids the damage of motor under hand rotation pattern.
Above by reference to the accompanying drawings to invention has been exemplary description, but those skilled in the art certainly can not depart from the scope of the present invention carry out above-mentioned change and all other change, omit, add.

Claims (8)

1. the double mode slewing gear of auto-manual, comprising:
Drive the axis of object moment;
Be enclosed within axis cylindrical, the composite worm wheel of adjustable enclasping force;
The irreversible worm engaged with worm gear;
Drive the motor that irreversible worm rotates.
2. the double mode slewing gear of auto-manual according to claim 1, is characterized in that:
There is screw hole on described axis top, connects described object, drives described object moment.
3. the double mode slewing gear of auto-manual according to claim 1, is characterized in that:
Described worm gear comprises holddown spring part, bolt part and elastic clamp ring, and by adjusting bolt screw-in depth, the elastic force by holddown spring makes elastic clamp ring embrace axis, thus by worm gear set at axis cylindrical.
4. the double mode slewing gear of auto-manual according to claim 1, is characterized in that:
Motor is connected with driving gear, and irreversible worm is connected with driven gear, and driving gear engages with driven gear, drives irreversible worm to rotate.
5. the double mode slewing gear of auto-manual according to claim 1, is characterized in that, described irreversible worm is nylon worm screw.
6. the double mode slewing gear of auto-manual according to claim 1, is characterized in that, described axis is steel axis.
7. the double mode slewing gear of auto-manual according to claim 1, is characterized in that, also comprise: 0 type snap ring of fixing worm gear.
8. a computer equipment, is characterized in that, comprises the double mode slewing gear of auto-manual in claim 1-7 described in any one.
CN201410540072.5A 2014-10-13 2014-10-13 The double mode tumbler of auto-manual and computer equipment Active CN104344176B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410540072.5A CN104344176B (en) 2014-10-13 2014-10-13 The double mode tumbler of auto-manual and computer equipment

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Application Number Priority Date Filing Date Title
CN201410540072.5A CN104344176B (en) 2014-10-13 2014-10-13 The double mode tumbler of auto-manual and computer equipment

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CN104344176B CN104344176B (en) 2016-06-15

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109435640A (en) * 2018-11-13 2019-03-08 宁波精华电子科技股份有限公司 A kind of auto-manual actuator
CN111837886A (en) * 2020-07-30 2020-10-30 广州市保源园林工程有限公司 Garden green space maintenance system
CN112809662A (en) * 2021-01-04 2021-05-18 华灿光电(浙江)有限公司 Mechanical arm
CN115978385A (en) * 2023-03-10 2023-04-18 中建西南咨询顾问有限公司 Building structure safety detection system and detection method thereof
TWI817442B (en) * 2022-03-29 2023-10-01 鴻海精密工業股份有限公司 Rotary bracket and displayer with the rotary bracket

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090272870A1 (en) * 2008-05-02 2009-11-05 Naoki Asakura Rotating table for display device
CN201465451U (en) * 2009-05-31 2010-05-12 梁琰青 Automatic rotation type display
CN203010139U (en) * 2012-12-18 2013-06-19 江西钜维科技有限公司 Cloud deck bidirectional unpowered locking device
CN204127588U (en) * 2014-10-13 2015-01-28 北京小鱼儿科技有限公司 The double mode slewing gear of auto-manual and computer equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090272870A1 (en) * 2008-05-02 2009-11-05 Naoki Asakura Rotating table for display device
CN201465451U (en) * 2009-05-31 2010-05-12 梁琰青 Automatic rotation type display
CN203010139U (en) * 2012-12-18 2013-06-19 江西钜维科技有限公司 Cloud deck bidirectional unpowered locking device
CN204127588U (en) * 2014-10-13 2015-01-28 北京小鱼儿科技有限公司 The double mode slewing gear of auto-manual and computer equipment

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109435640A (en) * 2018-11-13 2019-03-08 宁波精华电子科技股份有限公司 A kind of auto-manual actuator
CN111837886A (en) * 2020-07-30 2020-10-30 广州市保源园林工程有限公司 Garden green space maintenance system
CN112809662A (en) * 2021-01-04 2021-05-18 华灿光电(浙江)有限公司 Mechanical arm
CN112809662B (en) * 2021-01-04 2022-03-18 华灿光电(浙江)有限公司 Mechanical arm
TWI817442B (en) * 2022-03-29 2023-10-01 鴻海精密工業股份有限公司 Rotary bracket and displayer with the rotary bracket
CN115978385A (en) * 2023-03-10 2023-04-18 中建西南咨询顾问有限公司 Building structure safety detection system and detection method thereof
CN115978385B (en) * 2023-03-10 2023-06-20 中建西南咨询顾问有限公司 Building structure safety detection system and detection method thereof

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Address after: 100088 room 2, building 5, Huayuan Road 2031, Haidian District, Beijing, China

Patentee after: Beijing fish in the home Technology Co., Ltd.

Address before: 100088 room 2, building 5, Huayuan Road 2031, Haidian District, Beijing, China

Patentee before: Beijing small fish Science and Technology Ltd.

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Effective date of registration: 20180803

Address after: 100085 24 floor 24E-2, 1 tower 2, Shanghai Road Information Center, Haidian District, Beijing.

Patentee after: Beijing little fish Network Technology Co., Ltd.

Address before: 100088 room 2031, building 2, 5 Huayuan Road, Haidian District, Beijing.

Patentee before: Beijing fish in the home Technology Co., Ltd.

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Effective date of registration: 20210608

Address after: 201210 4 / F, building 1, 701 Naxian Road, Shanghai pilot Free Trade Zone, Pudong New Area, Shanghai, China

Patentee after: Shanghai Xiaodu Technology Co.,Ltd.

Address before: 100085 24 floor 24E-2, 1 tower 2, Shanghai Road Information Center, Haidian District, Beijing.

Patentee before: Beijing little fish Network Technology Co.,Ltd.

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