CN207014402U - A kind of articulated structure of drag chain - Google Patents
A kind of articulated structure of drag chain Download PDFInfo
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- CN207014402U CN207014402U CN201720597818.5U CN201720597818U CN207014402U CN 207014402 U CN207014402 U CN 207014402U CN 201720597818 U CN201720597818 U CN 201720597818U CN 207014402 U CN207014402 U CN 207014402U
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- restricted entry
- spherical cavity
- drag chain
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Abstract
The utility model discloses a kind of articulated structure of drag chain, including articulated body, the articulated body is provided with ball head and the ball groove portion of mutual dislocation, and the ball head includes the sphere head in spheroid form and the bulb projection located at sphere head top；The ball groove portion includes spherical cavity portion and penetrates the spherical cavity openings in spherical cavity portion；Spherical cavity portion is set to the accommodating chamber of hemispherical shape, and the opening in the spherical cavity portion is set to restricted entry, and the diameter of the restricted entry is not more than the maximum gauge on sphere head；The guide channel around the restricted entry circumferential directions is provided with outside restricted entry, it is stupefied formed with the limitation that deformation is provided when sphere head passes through restricted entry between the guide channel and restricted entry；By the change to articulated structure between drag chain section, mainly solves the be hinged technical problem surely leaned between drag chain section, it is ensured that be not easily disconnected between drag chain section and influence the normal use of drag chain.
Description
Technical field
Robot field is the utility model is related to, particularly a kind of articulated structure of robot solid drag chain.
Background technology
Robot has been widely used in the industry to China's economic development, agricultural and service trade, wherein to robot
Various job requirements, robot is needed to carry out various motions and action.When robot carries out various motions, operation, for
The protection of various cables therein is, it is necessary to specially set drag chain, and cable is placed in drag chain, to ensure to coordinate machine in drag chain
When people such as is bent, stretched, taken action at the motion, the protective effect to cable is played.
Drag chain is connected in sequence by some drag chain sections, wherein needing to be hinged between adjacent drag chain section to realize two
While person connects, and can enough has the rotation of relative angle, with realize the connection between drag chain section with it is movable and deposit.But at present
Drag chain be largely structure using ball-and-socket and bulb, bulb is placed in ball-and-socket to the connection for realizing the two and certain angle
Rotate, the articulated structure shakiness of the drag chain leans on, easily causes bulb and spun off from ball-and-socket, make two adjacent drag chain sections it
Between be mutually disengaged and be unable to normal use.
Utility model content
Goal of the invention of the present utility model is：For above-mentioned problem, there is provided a kind of articulated structure of drag chain, lead to
The change to articulated structure between drag chain section is crossed, mainly solves the be hinged technical problem surely leaned between drag chain section, it is ensured that drag chain
It is not easily disconnected between section and influences the normal use of drag chain.
The technical solution adopted in the utility model is as follows：
The articulated structure of drag chain of the present utility model, including articulated body, the articulated body are provided with the bulb of mutual dislocation
Portion and ball groove portion, the ball head include the sphere head in spheroid form and the bulb projection located at sphere head top；Institute
Stating ball groove portion includes spherical cavity portion and penetrates the spherical cavity openings in spherical cavity portion；Spherical cavity portion is set to the receiving of hemispherical shape
Chamber, the opening in the spherical cavity portion are set to restricted entry, and the diameter of the restricted entry is not more than the maximum gauge on sphere head；
The guide channel around the restricted entry circumferential directions is provided with outside restricted entry, formed with ball between the guide channel and restricted entry
Face head provides deformation limitation when passing through restricted entry is stupefied.
Due to using said structure, when some drag chain sections are in turn connected into certain length by the articulated body set thereon
During drag chain, it is only necessary to the connected ball groove portion of the corresponding setting of the ball head set on articulated body is be hinged, set on ball head
The bulb projection put passes through the spherical cavity in ball groove portion and stretches out spherical cavity openings, size the passing through slightly larger than its stretching of bulb projection
The size of passage port, ball head can also be effectively avoided to be come off with ball groove portion while easy for installation；Spherical cavity portion is arranged to
The accommodating chamber of hemispherical shape so that installation and removal are very convenient, it is not necessary to just can be direct by installation or extracting tool
Carry out aforesaid operations, improve the service efficiency of drag chain, the guiding groove arranged at restricted entry to ask head with spherical cavity portion
The deformation requirements of its attachment structure are can guarantee that during installation, and ensure the steadiness after installation, restricted entry can also be to a certain extent
Prevent the ball head after installation from being come off out of ball groove portion, it complements each other with sphere openings, enhances ball head and ball groove portion
Structural stability so that ball head has preferable activity flexibility with respect to ball groove portion；Entirely articulated body is simple in construction surely leans on,
Drag chain is difficult for drop-off, and its installation and easy to use, low manufacture cost, substantially increases drag chain and is set in associated mechanicals such as robots
Standby upper service efficiency, and reach good using effect.
The articulated structure of drag chain of the present utility model, the guide channel are the annular groove around restricted entry circumferential directions,
The stupefied limitation is loop configuration corresponding with guide channel；Or the guide channel is around some of restricted entry circumferential directions
Arc-shaped slot, the stupefied limitation is arc-shaped structure corresponding with guide channel.
Due to stupefied with loop configuration setting corresponding with guiding groove using said structure, limitation so that its deformation is uniform, from
And the active force of guiding groove is uniform, ensure the stability of structure and the reliability using installation.
The articulated structure of drag chain of the present utility model, the bulb projection are set to disc-shaped structure, the bulb projection with
Sphere head is fixed with one；The diameter of the bulb projection be less than sphere head maximum gauge, the bulb projection it is straight
Footpath is less than the diameter of spherical cavity openings, and the diameter of the bulb projection is less than the diameter of restricted entry, the spherical cavity openings it is straight
Footpath is less than the maximum gauge in spherical cavity portion.
Due to being set using said structure, bulb projection with sphere head, restricted entry size, the convenience of installation ensure that
With place install after the bulb projection that is articulated and connected and come off with ball groove portion, sphere head can be in certain limit in spherical cavity portion
It is relatively movable so that the drag chain for being in turn connected into certain length it is overall can flexion, ensure it in the course of the work
Motion requirement, so as to ensure the action effect of robot, its structural stability is good, has good practicality and uses valency
Value.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1st, its is simple in construction, low manufacture cost, and installation and removal are convenient, saved production and labour cost；
2nd, set by the clamping of bulb projection and restricted entry so that ball head need not be convenient by instrument with ball groove portion
Dismounting, and will not fall off again during natural working condition, connection is surely leaned on；
3rd, bulb projection is in the presence of restricted entry so that ball head can be movable so that the flexibility ratio of whole drag chain is high.
Brief description of the drawings
Fig. 1 is the structural representation being hinged in drag chain section of the present utility model；
Fig. 2 is the diagrammatic cross-section being hinged in drag chain section of the present utility model；
Fig. 3 is the schematic diagram of drag chain section；
Marked in figure：100- articulated bodies, 101- articulated bodies cavity volume, 200- ball grooves portion, stupefied, the 202- restricted entries of 201- limitations,
203- spherical cavities portion, 204- spherical cavities openings, 205- guide channels, 300- ball heads, 301- bulbs bottom bracing, 302- spheres head,
303- bulbs projection, 400- drag chains section, 401- guide rings, 402- directing vanes.
Embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
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.
As shown in figure 1, a kind of articulated structure of drag chain, including articulated body 100, articulated body 100 connect guide ring 401 and led
To leaf 402 one-tenth drag chains section 400；Articulated body 100 is provided with ball head 300 and the ball groove portion 200 of mutual dislocation, ball head 300
Cooperate and install with ball groove portion 200, adjacent drag chain section is hinged；Ball head 300 includes the ball in spheroid form
Face head 302 and the bulb projection 303 located at the top of sphere head 302；Ball groove portion 200 includes spherical cavity portion 203 and insertion ball
The spherical cavity openings 204 in face chamber portion 203, spherical cavity portion 203 are used to accommodate sphere head 302, and make it that sphere head 302 can be
A range of activity in spherical cavity portion 203, so as to ensure the overall flexibility ratio of drag chain, it is convex that sphere openings 204 are used for bulb
The clamping of block 303 so that bulb projection 303 make it that sphere head 302 will not be from ball under the restriction effect of sphere openings 204
Come off in face chamber portion 203, ensure the connection stability between drag chain section；As shown in Fig. 2 spherical cavity portion 203 is set to the hemisphere bodily form
The accommodating chamber of shape, hemispherical dome structure make it that installation and removal are convenient, and its relative activity is strong, ensure that the spirit between drag chain section
Activity, the opening in spherical cavity portion 203 are set to restricted entry 202, and the diameter of restricted entry 202 is not more than the maximum on sphere head 302
Diameter so that on the premise of it ensure that the scope of activities on sphere head 302, restricted entry 202 can also be placed to a certain extent
Sphere head 302 comes off out of spherical cavity portion 203, and restricted entry 202 interacts with sphere openings 204, realizes ball head
300 connective stability and activity flexibility with ball groove portion 200；It is provided with outside restricted entry 202 around the circumference side of restricted entry 202
To the guide channel 205 of arrangement, when between guide channel 205 and restricted entry 202 formed with restricted entry 202 is passed through on sphere head 302
The limitation stupefied 201 of deformation is provided, limitation stupefied 201 passes through its deformation and reset response so that ball head 300 does not take when mounted
Strength, ball head 300 is difficult for drop-off after installing, and ball head 300 is convenient when dismantling, and its is simple in construction, and action effect is good.
In the articulated structure of the drag chain, guide channel 205 is around the annular groove of the circumferential directions of restricted entry 202, the limit
It is to correspond to the structure setting of be hinged ball head with 205 corresponding loop configuration of guide channel, loop configuration, ensure that to make stupefied 201
The uniformity of its metamorphosis；Or the guide channel 205 is some arc-shaped slots around the circumferential directions of restricted entry 202,
Limiting stupefied 201 is and 205 corresponding arc-shaped structure of guide channel, the setting of multiple arc-shaped slots so that its action effect strengthens,
It is good to act on stability；The main function of bulb projection 303 is to prevent ball head 300 from being come off out of ball groove portion 200, is played and sphere
The effect of the clamping of openings 204, the utility model are not limited the shape and structure of bulb projection 303, and it can only be made
To prevent the structure member for the effect of coming off or fixed cable or placement cable can also be played while preventing from coming off
Other effects of pipeline, every structure that above-mentioned principle function of the present utility model can be achieved is in protection model of the present utility model
Within enclosing, the present embodiment only illustrates so that bulb projection 303 is set to disc-shaped structure as an example, above-mentioned flat disc-shaped structure
So that its structure also avoid bulb projection 303 when follow-up drag chain works while more compact attractive in appearance, placed in drag chain
The unnecessary interaction that cable occurs with bulb projection 303, influence the action effect of drag chain；Bulb projection 303 and sphere
Head 302 is fixed with one；The diameter of bulb projection 303 be less than sphere head 302 maximum gauge, bulb projection 303 it is straight
Footpath is less than the diameter of spherical cavity openings 204, and the diameter of bulb projection 303 is less than the diameter of restricted entry 202, the spherical cavity openings
204 diameter is less than the maximum gauge in spherical cavity portion 203, by the setting of above-mentioned relative size, ensure that ball head 300 exists
Coming off for ball head 300 is effectively prevented while maximum flexibility in ball groove portion 200, so as to ensure drag chain normal table
Working condition.
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 (3)
1. a kind of articulated structure of drag chain, including articulated body（100）, the articulated body（100）It is provided with the bulb of mutual dislocation
Portion（300）With ball groove portion（200）, the ball head（300）Including the sphere head in spheroid form（302）With located at sphere head
Portion（302）The bulb projection at top（303）；The ball groove portion（200）Including spherical cavity portion（203）And insertion spherical cavity portion
（203）Spherical cavity openings（204）；It is characterized in that：Spherical cavity portion（203）It is set to the accommodating chamber of hemispherical shape, the ball
Face chamber portion（203）Opening be set to restricted entry（202）, the restricted entry（202）Diameter be not more than sphere head（302）'s
Maximum gauge；In restricted entry（202）Outside is provided with around the restricted entry（202）The guide channel of circumferential directions（205）, it is described to lead
Approaching channel（205）With restricted entry（202）Between formed with sphere head（302）Through restricted entry（202）When provide deformation limit
Make stupefied（201）.
2. the articulated structure of drag chain as claimed in claim 1, it is characterised in that：The guide channel（205）For around restricted entry
（202）The annular groove of circumferential directions, the limitation are stupefied（201）For with guide channel（205）Corresponding loop configuration；Or institute
State guide channel（205）For around restricted entry（202）Some arc-shaped slots of circumferential directions, the limitation are stupefied（201）For with leading
Approaching channel（205）Corresponding arc-shaped structure.
3. the articulated structure of drag chain as claimed in claim 1 or 2, it is characterised in that：The bulb projection（303）It is set to disk
Shape structure, the bulb projection（303）With sphere head（302）It is fixed with one；The bulb projection（303）Diameter be less than
Sphere head（302）Maximum gauge, the bulb projection（303）Diameter be less than spherical cavity openings（204）Diameter, it is described
Bulb projection（303）Diameter be less than restricted entry（202）Diameter, the spherical cavity openings（204）Diameter be less than spherical cavity
Portion（203）Maximum gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597818.5U CN207014402U (en) | 2017-05-26 | 2017-05-26 | A kind of articulated structure of drag chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597818.5U CN207014402U (en) | 2017-05-26 | 2017-05-26 | A kind of articulated structure of drag chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207014402U true CN207014402U (en) | 2018-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720597818.5U Active CN207014402U (en) | 2017-05-26 | 2017-05-26 | A kind of articulated structure of drag chain |
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| CN (1) | CN207014402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107053258A (en) * | 2017-05-26 | 2017-08-18 | 绵阳伦奇机器人有限公司 | A kind of articulated structure of drag chain |
-
2017
- 2017-05-26 CN CN201720597818.5U patent/CN207014402U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107053258A (en) * | 2017-05-26 | 2017-08-18 | 绵阳伦奇机器人有限公司 | A kind of articulated structure of drag chain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210113 Address after: No. 50, Huancheng North Road, Fengxian District, Shanghai 201401 Patentee after: Igus (Shanghai) towline System Co.,Ltd. Address before: 621000 area B, 2nd floor, building 1, 38 Dongjin Road, Youxian District, Mianyang City, Sichuan Province Patentee before: MIANYANG LUNQI ROBOT Co.,Ltd. |
|
| TR01 | Transfer of patent right |