CN206889918U - Circuit or pipeline slew gear - Google Patents
Circuit or pipeline slew gear Download PDFInfo
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- CN206889918U CN206889918U CN201720789099.7U CN201720789099U CN206889918U CN 206889918 U CN206889918 U CN 206889918U CN 201720789099 U CN201720789099 U CN 201720789099U CN 206889918 U CN206889918 U CN 206889918U
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- slew
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Abstract
The utility model discloses a kind of circuit or pipeline slew gear, belong to slew gear technical field, including the external gear and ring gear being coaxially disposed, one end of the circuit or pipeline are fixedly connected with the external gear, the other end is fixedly connected with the ring gear；Planet carrier between the external gear and ring gear；Planetary gear, the planetary gear are meshed with the external gear and ring gear respectively, and the planetary gear rotation is installed on the planet carrier.The utility model is simple in construction, in the occasion that installing space is limited, ensures that Internal cable or pipeline are not wound in rotary motion, the drawing force of folding and unfolding circuit or pipeline will not be applied on circuit or pipeline, can extend use by the life-span.
Description
Technical field
The utility model belongs to slew gear technical field, more particularly to a kind of electric wire, cable, oil pipe, tracheae, water pipe etc.
Flexible circuitry or pipeline slew gear.
Background technology
What the motion of joint of robot was typically completed jointly by equipment such as motor, driver, encoders, these equipment
If being required for the main lines such as power line, signal wire or pipeline, a kind of common motion mode of joint of robot is rotary motion, when
When movable joint rotates, related circuit or pipeline also can and then rotate, and the anglec of rotation if desired is larger, for example, it is desired to
± 360 ° of revolutions, and circuit or pipeline are guided or limited without suitable method, may result in circuit or pipeline occurs
Winding, influence normal rotation and the service life of circuit or pipeline in joint.It is meanwhile in order that clean and tidy outside joint of robot
It is attractive in appearance, it usually needs circuit or pipeline are arranged on to the inside of joint of robot.
One of scheme of slew gear is the structure using slip-ring brush in the prior art, and it includes slip ring and brush, rotation
When turning, brush slides on slip ring, it is possible to achieve the transmission of signal and power supply, still, slip-ring brush structure space-consuming
Larger, in installing space by limited time, this structure can not use；Simultaneously as the effect of centrifugal force and unbalanced moments, slip ring
Shake is inevitably generated, therefore the anti-tampering ability of this structure is poor, causes jitter.
Another scheme of slew gear is to use drag chain system in the prior art, can improve electricity by drag chain system
The flexible circuitries such as line, cable, oil pipe, tracheae, water pipe or pipeline are distributed messy situation, are allowed to neat, regular and are arranged in one
Rise, it is not only attractive in appearance, and traction can be played to the flexible circuitries such as built-in electric wire, cable, oil pipe, tracheae, water pipe or pipeline
And protective effect.But the main component chain flexes radius of existing drag chain system can not be too small, therefore in narrow space
Interior, existing drag chain system can not use.
Therefore, how not twined in rotary motion in the limited occasion of installing space, guarantee internal wiring or pipeline
Around improving the service life of circuit or pipeline, turn into those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
Technical problem to be solved in the utility model is：A kind of circuit or pipeline slew gear is provided, it is simple in construction,
The limited occasion of installing space, ensure that internal wiring or pipeline are not wound in rotary motion, improve circuit or pipeline
Service life.
In order to solve the above technical problems, the technical solution of the utility model is：Circuit or pipeline slew gear, including：
The external gear and ring gear being coaxially disposed, one end of the circuit or pipeline is fixedly connected with the external gear, another
End is fixedly connected with the ring gear；
Planet carrier between the external gear and ring gear；
Planetary gear, the planetary gear are meshed with the external gear and ring gear respectively, the planetary gear rotation
It is installed on the planet carrier.
As an improvement the slew gear also includes inner pallet and outer tray, the inner pallet is provided with outer radial
Projection, the external gear is located at the raised periphery of the outer radial；The outer tray is provided with interior radial protrusion, the ring gear
Located at the inner circumferential of the interior radial protrusion；
One end of the circuit or pipeline is fixedly connected with the ring gear by the outer tray, and the other end passes through described interior
Pallet is fixedly connected with the external gear.
As a further improvement, the planet carrier includes the first planet carrier body being fixedly installed togather by fastener
With the second planet support body, the inner side of the first planet carrier body and the second planet support body is respectively positioned at the two of outer radial projection
End face；The outside of the first planet carrier body and the second planet support body is located at the both ends of the surface of the interior radial protrusion respectively.
As a further improvement, the inner pallet is fixed in first module, and the outer tray is fixed on second unit
On, the first module and the second unit can relatively rotate.
As an improvement the planetary gear has multiple, the revolution of multiple relatively described external gears of the planetary gear
Axis annular array is distributed.
As an improvement the circuit or pipeline have multiple, time of the multiple circuits or pipeline along the external gear
Shaft axis are arranged in juxtaposition in a row.
As an improvement being installed with directive wheel on the planetary gear, the circuit or pipeline are led around described
To wheel.
As a further improvement, the external diameter of the directive wheel is identical with the planetary external diameter.
After employing above-mentioned technical proposal, the beneficial effects of the utility model are：
Because circuit or pipeline slew gear devise external gear, ring gear, planet carrier and planetary gear, if thus external tooth
Take turns and pass to ring gear through external gear and planetary gear for driving gear, power, so that external gear and ring gear being capable of phases
To revolution, now circuit or pipeline synchronously carry out take-up and unwrapping wire process, guarantee inner wire on external gear and ring gear respectively
Road or pipeline are not wound in rotary motion；Conversely, if ring gear is driving tooth circle, power is through ring gear and planetary gear
Pass to external gear so that external gear and ring gear can relative revolution, now circuit or pipeline respectively in external gear and
Take-up and unwrapping wire process are synchronously carried out on ring gear, ensures that internal wiring or pipeline are not wound in rotary motion, improves
The service life of circuit or pipeline.
Circuit or pipeline slew gear provided by the utility model, it is simple in construction, in the occasion that installing space is limited, ensure
Internal wiring or pipeline are not wound in rotary motion, and the drawing force of folding and unfolding circuit or pipeline will not be applied to circuit or
On pipeline, use can be extended by the life-span.
Because the inner pallet is fixed in first module, the outer tray is fixed on second unit, and described first is single
First and described second unit can relatively rotate, thus can impart power to external gear by first module, or pass through second
Unit imparts power to ring gear.
Because the planetary gear has multiple, the axis of rotation circular array of multiple relatively described external gears of the planetary gear
Column distribution so that power transmits more steady.
Because the circuit or pipeline have multiple, the axis of rotation of the multiple circuits or pipeline along the external gear is arranged side by side
Arrange in a row, when circuit or more pipeline quantity, be designed into one overall, facilitate it with external gear and ring gear
Connection.
Due to being installed with directive wheel on the planetary gear, when in use, directive wheel is positive and negative with planet gear synchronous
Rotate, circuit or pipeline can be play the guiding role.
Because the external diameter of the directive wheel is identical with the planetary external diameter, it so can preferably ensure circuit
It elasticity and will not wind, realize the synchronous progress of ring gear and external gear unwrapping wire and take-up.
Brief description of the drawings
Fig. 1 is the circuit that the utility model embodiment one provides or pipeline slew gear is arranged on first module and the second list
Structural representation in member；
Fig. 2 is A-A sectional views in Fig. 1；
Fig. 3 is partial enlarged drawing at Fig. 1 B；
Fig. 4 is the circuit that the utility model embodiment two provides or pipeline slew gear is arranged on first module and the second list
Structural representation in member；
Fig. 5 is Fig. 4 C-C sectional views；
In figure：1- external gears, 2- ring gears, 3- circuits or pipeline, 4- planet carriers, 41- the first planet carrier bodies, 42- second
Planet support body, 43- screws, 5- planetary gears, 6- inner pallets, 61- outer radials are raised, 7- outer trays, radial protrusion in 71-, 8-
First module, 9- second units, 10- directive wheels.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
Embodiment one
As Fig. 1 to Fig. 3 is jointly shown, a kind of circuit or pipeline slew gear, including：
One end of the external gear 1 and ring gear 2 being coaxially disposed, circuit or pipeline 3 is fixedly connected with external gear 1, and the other end is solid
Surely ring gear 2 is connected；
Planet carrier 4 between external gear 1 and ring gear 2；
Planetary gear 5, planetary gear 5 are meshed with external gear 1 and ring gear 2 respectively, and planetary gear 5 is rotatablely installed in row
In carrier 4.
Preferably, the slew gear also includes inner pallet 6 and outer tray 7, and inner pallet 6 is provided with outer radial projection 61, outside
Gear 1 is located at the periphery of outer radial projection 61；Outer tray 7 is provided with interior radial protrusion 71, and ring gear 2 is located at interior radial protrusion 71
Inner circumferential；One end of circuit or pipeline 3 is fixedly connected with ring gear 2 by outer tray 7, and the other end is fixedly connected by inner pallet 6
External gear 1.
Preferably, planet carrier 4 includes the first planet carrier body 41 and the second planet being fixedly installed togather by fastener
Support body 42, fastener are preferably screw 43, and the inner side of the first planet carrier body 41 and the second planet support body 42 is located at outer radial respectively
The both ends of the surface of projection 61；The outside of first planet carrier body 41 and the second planet support body 42 is located at the both ends of interior radial protrusion 71 respectively
Face.
In the present embodiment, inner pallet 6 is fixed in first module 8, and outer tray 7 is fixed on second unit 9, and first is single
Member 8 and second unit 9 can relatively rotate.
In the present embodiment, circuit or pipeline 3 have multiple, and axis of rotation of multiple circuits or pipeline 3 along external gear 1 is arranged side by side
Arrange it is in a row, so, when circuit or the more quantity of pipeline 3, be designed into it is one overall, facilitate its with external gear 1 and
The connection of ring gear 2.Certainly, circuit or pipeline 3 also can radially arranged multiple rows of circuits or pipeline as needed.
Its operation principle is as follows：
First module 8 can impart power to external gear 1, external gear 1 is driving gear, and power is through external tooth when rotating
Wheel 1 and planetary gear 5 pass to ring gear 2 so that inner pallet 6 and outer tray 7 can relative revolution, now, circuit or
If pipeline 3 carries out unwrapping wire on inner pallet 6, take-up is carried out on outer tray 7, if or carry out unwrapping wire on outer tray 7,
Carry out take-up on inner pallet 6, but no matter which kind of state, take-up and unwrapping wire process all synchronously carry out, and ensure that inner wire
Road or pipeline 3 are not wound when first module 8 rotates with respect to second unit 9.
Certainly, in some other occasion, ring gear 2 can also be designed to active gear ring, second unit 9 transmits power
To ring gear 2, external gear 1 is passed to through ring gear 2 and planetary gear 5, so that inner pallet 6 and outer tray 7 can be relative
Revolution, now circuit or pipeline 3 synchronously carry out take-up and unwrapping wire process, guarantee inner wire on inner pallet 6 and outer tray 7 respectively
Road or pipeline 3 are not wound in rotary motion.
It should be noted that the concrete structure of first module 8 and second unit 9 has a variety of, such as both can form one
Individual joint of robot, or both is respectively ram and main shaft housing on Digit Control Machine Tool etc., and those skilled in the art can root
Selected, be will not be repeated here according to practical application.
Embodiment two
The present embodiment and embodiment one are essentially identical, and its difference is, as Fig. 4 and Fig. 5 is jointly shown, in order that dynamic
Power transmission is more steady, and in the present embodiment, planetary gear 5 has three, gyroaxis of three planetary gears 5 with respect to external gear 1
Wire loop array distribution.Particular number those skilled in the art of planetary gear 5 can voluntarily select according to actual conditions.
Directive wheel 10 is installed with one of planetary gear 5, circuit or pipeline 3 bypass directive wheel 10.Using
When, directive wheel 10 can play the guiding role with 5 synchronous positive and negative rotation of planetary gear to circuit or pipeline 3.
Preferably, the external diameter of directive wheel 10 should be substantially identical with the external diameter of planetary gear 5, so can preferably ensure line
It the elasticity on road and will not wind, realize the synchronous progress of ring gear 2 and the unwrapping wire of external gear 1 and take-up.
The circuit or pipeline slew gear that the utility model embodiment provides, it is simple in construction, in the field that installing space is limited
Close, ensure that internal wiring or pipeline are not wound in rotary motion, and the drawing force of folding and unfolding circuit or pipeline will not act on
Onto circuit or pipeline, use can be extended by the life-span.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (8)
1. circuit or pipeline slew gear, it is characterised in that including：
The external gear and ring gear being coaxially disposed, one end of the circuit or pipeline are fixedly connected with the external gear, and the other end is solid
Surely the ring gear is connected；
Planet carrier between the external gear and ring gear；
Planetary gear, the planetary gear are meshed with the external gear and ring gear respectively, the planetary gear rotation installation
In on the planet carrier.
2. circuit according to claim 1 or pipeline slew gear, it is characterised in that the slew gear also includes Neto
Disk and outer tray, the inner pallet are provided with outer radial projection, and the external gear is located at the raised periphery of the outer radial；It is described
Outer tray is provided with interior radial protrusion, and the ring gear is located at the inner circumferential of the interior radial protrusion；
One end of the circuit or pipeline is fixedly connected with the ring gear by the outer tray, and the other end passes through the inner pallet
It is fixedly connected with the external gear.
3. circuit according to claim 2 or pipeline slew gear, it is characterised in that the planet carrier includes passing through fastening
The the first planet carrier body and the second planet support body that part is fixedly installed togather, the first planet carrier body and the second planet support body
Inner side is respectively positioned at the raised both ends of the surface of the outer radial；Distinguish position in the outside of the first planet carrier body and the second planet support body
In the both ends of the surface of the interior radial protrusion.
4. circuit according to claim 2 or pipeline slew gear, it is characterised in that it is single that the inner pallet is fixed on first
In member, the outer tray is fixed on second unit, and the first module and the second unit can relatively rotate.
5. circuit according to claim 1 or pipeline slew gear, it is characterised in that the planetary gear have it is multiple, it is more
The axis of rotation annular array distribution of the individual relatively described external gear of the planetary gear.
6. circuit according to claim 1 or pipeline slew gear, it is characterised in that the circuit or pipeline have it is multiple,
The axis of rotation of the multiple circuits or pipeline along the external gear is arranged in juxtaposition in a row.
7. circuit according to claim 1 or pipeline slew gear, it is characterised in that be fixedly mounted on the planetary gear
There is directive wheel, the circuit or pipeline bypass the directive wheel.
8. circuit according to claim 7 or pipeline slew gear, it is characterised in that the external diameter of the directive wheel with it is described
Planetary external diameter is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720789099.7U CN206889918U (en) | 2017-06-30 | 2017-06-30 | Circuit or pipeline slew gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720789099.7U CN206889918U (en) | 2017-06-30 | 2017-06-30 | Circuit or pipeline slew gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206889918U true CN206889918U (en) | 2018-01-16 |
Family
ID=61298133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720789099.7U Active CN206889918U (en) | 2017-06-30 | 2017-06-30 | Circuit or pipeline slew gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206889918U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228245A (en) * | 2017-06-30 | 2017-10-03 | 高密宏泰机床制造有限公司 | Circuit or pipeline slew gear |
| WO2021000789A1 (en) * | 2019-07-03 | 2021-01-07 | 中铁隧道局集团有限公司 | Pipeline annular self-traveling guide apparatus and method |
-
2017
- 2017-06-30 CN CN201720789099.7U patent/CN206889918U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228245A (en) * | 2017-06-30 | 2017-10-03 | 高密宏泰机床制造有限公司 | Circuit or pipeline slew gear |
| WO2021000789A1 (en) * | 2019-07-03 | 2021-01-07 | 中铁隧道局集团有限公司 | Pipeline annular self-traveling guide apparatus and method |
| US11371348B2 (en) | 2019-07-03 | 2022-06-28 | China Railway Tunnel Group Co., Ltd. | Pipeline annular self-traveling guide apparatus and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |