CN108468688A - A kind of multiple degrees of freedom connecting unit of profile material - Google Patents
A kind of multiple degrees of freedom connecting unit of profile material Download PDFInfo
- Publication number
- CN108468688A CN108468688A CN201810205061.XA CN201810205061A CN108468688A CN 108468688 A CN108468688 A CN 108468688A CN 201810205061 A CN201810205061 A CN 201810205061A CN 108468688 A CN108468688 A CN 108468688A
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- Prior art keywords
- proximate matter
- connector
- sliding
- multiple degrees
- cavity
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- 239000000463 material Substances 0.000 title claims abstract description 19
- 230000008685 targeting Effects 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
- F16B7/187—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements with sliding nuts or other additional connecting members for joining profiles provided with grooves or channels
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/04—Clamping or clipping connections
- F16B7/044—Clamping or clipping connections for rods or tubes being in angled relationship
- F16B7/048—Clamping or clipping connections for rods or tubes being in angled relationship for rods or for tubes without using the innerside thereof
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
A kind of multiple degrees of freedom connecting unit of profile material, including：The first connector for being connect with the first proximate matter, and the second connector for being connect with the second proximate matter；First connector is rotatablely connected with the second connector in approximately the same plane, and second connector is rotated by the center of circle of the first connector so that second proximate matter axis centered on the first proximate matter moves in a circle；Second connector is for adjusting position of second proximate matter in the plane so that the second proximate matter the first proximate matter the angle between the first proximate matter that projects in the planes change.Using space connection complicated between the achievable proximate matter of the present invention, the multi-angle conversion of relative position between two proximate matters is realized.
Description
Technical field
The invention belongs to proximate matter connection areas, refer specifically to a kind of multiple degrees of freedom connecting unit of profile material.
Background technology
Proximate matter is most widely used one kind structural metallic materials in industry, is widely used in aerospace, auto industry
And the fields such as machining production line.A large amount of profile applications building in some complicated space structures, therefore connector is set
Meter is the key technology place that proximate matter uses.
In many cases, it needs to build complicated space structure using proximate matter, and the relative position needs between proximate matter are more
Secondary adjustment.And existing connector is to be applied to plane to connect mostly, can not complete space structure builds, it is difficult to meet above want
It asks.
Invention content
To solve the above-mentioned problems, the present invention provides a kind of multiple degrees of freedom connecting unit of profile material；It is multiple between realization proximate matter
The multi-angle conversion of relative position between two proximate matters is realized in miscellaneous space connection.
In order to solve the above technical problem, the present invention provides a kind of multiple degrees of freedom connecting unit of profile material, including：For with
First connector of the first proximate matter connection, and the second connector for being connect with the second proximate matter；
First connector is rotatablely connected with the second connector in approximately the same plane, and second connector is with first
Connector rotates for the center of circle so that second proximate matter axis centered on the first proximate matter moves in a circle；
Second connector is for adjusting position of second proximate matter in the plane so that the second proximate matter is in the first proximate matter
In the planes projection the first proximate matter between angle change.
In a preferred embodiment：First connector is sleeve, and the sleeve axially has consistent along itself
Transluminal body, the inner wall of the cavity are symmetrically arranged with convex block around axial-rotation, the convex block respectively with the first Surface of profile
Sliding slot coordinates；
The both ends of the sleeve axially are respectively provided with the fixing piece of fixed first proximate matter；The fixing piece
Axial direction along sleeve is mutually limited with the first proximate matter.
In a preferred embodiment, the convex block is uniformly arranged along the inner wall of the cavity around the axial direction of the cavity
There are 4 convex blocks, the surface of first proximate matter that the sliding slot of 4 and the convex block corresponding matching are set.
In a preferred embodiment：The fixing piece includes riser, the first locating part, the first limit counterpart；It is described
Riser is specifically by the open end of the cavity along the axially extending formation for being parallel to sleeve, and the riser is equipped with the first connection
Hole, the first locating part lock after passing through the first connecting hole with the first limit counterpart；One end of first locating part is contact
End, the contact end are located in the projected area of the cavity axially, the side wall contact with the first proximate matter, to the first limit
Position part limits mutually along the axial direction perpendicular to sleeve with the first proximate matter.
In a preferred embodiment, the fixing piece is axially and symmetrically provided with two groups along cavity, the top described in two
To end with respect to the first proximate matter described in contact in the axial direction perpendicular to cavity.
In a preferred embodiment：Second connector includes the second connecting hole, rotation axis, the second locating part；Institute
It states the second proximate matter edge and is axially provided with the first through hole perpendicular to the second proximate matter；One end of the rotation axis is solid with the second connecting hole
Fixed connection, the other end of the rotation axis are connect across first through hole with the second locating part, make second proximate matter and
Second locating part mutually limits in the axial direction along rotation axis.
In a preferred embodiment, second connector further includes driven shaft, arcuate rotation slot；Second proximate matter
Edge is axially provided with the second through hole perpendicular to the second proximate matter；One end of the driven shaft connects with arcuate rotation slot rotation
It connects, the other end of the driven shaft is connect across second through hole with the second locating part, makes second proximate matter in arc
Rotation in arc length set by rotation slot.
In a preferred embodiment, second connector further includes sliding shoe, and second connecting hole is set to institute
State on sliding shoe, and with rotation axis connection；The arcuate rotation slot is set on the sliding shoe, and with second connecting hole
It is arranged for the center of circle.
In a preferred embodiment, the exterior circumferential of first connector is provided with sliding recess, and the sliding is recessed
Slot edge is perpendicular to the first connector central axis direction indent, for housing the sliding shoe；The sliding shoe is close to the sliding
The one side of groove is a cambered surface being bent outwardly, for being adapted to the circumferentially disposed sliding recess；The sliding shoe with it is described
Sliding recess is slidably connected.
In a preferred embodiment, the upper and lower ends inner wall of the sliding recess divides along the axial direction of the first proximate matter
It does not extend towards, targeting port is respectively formed in the upper and lower ends of the sliding recess；
Second connector be symmetrical arranged there are two with the axial parallel sliding connector of cavity；The sliding connector
Targeting port, the targeting port and sliding connector is inserted into respectively axially above mutually to limit in cavity and perpendicular to cavity axial direction
It is slidably connected on direction.
Compared to the prior art, technical scheme of the present invention has following advantageous effect：
1. the second proximate matter axis centered on the first proximate matter is realized in the assembling cooperation by the first connector and the second connector
It moves in a circle, to realize the connection transformational relation of the first proximate matter and the second proximate matter on three dimensions.Meanwhile passing through setting
Rotation axis realizes that the second proximate matter is rotated by the center of circle of the second connecting hole with driven shaft, realizes that the second proximate matter is put down where the first proximate matter
Projection in face and the angle between the first proximate matter change.To realize the first proximate matter and the second proximate matter in three dimensions
Multi-angle connection relation.
2. wall is provided with convex block in the cavity, and sliding slot is arranged in the first Surface of profile, by between convex block and sliding slot
Cooperation, to play the role of guiding when entering sleeve in the first proximate matter, and the first proximate matter of sliding slot pair is perpendicular to sliding slot
Length direction upper limit.
3. by the way that in the setting of the both ends of sleeve, fixinig plate makes the contact end of the first locating part from symmetrical both ends contact respectively
First proximate matter is mutually limiting along the first profile length direction with the first proximate matter to reach, and plays and fixes the first proximate matter
Effect.Simultaneously because the being disconnected locking relationship of the first locating part and the first limit counterpart makes between the first proximate matter and sleeve
Relative position can be changed arbitrarily, realize polynary variation, increase the versatility of proximate matter.
4. by be arranged arcuate rotation slot by the slewing area of the second proximate matter be defined in arcuate rotation slot arc radian it
In, improve the stability of the second proximate matter rotation.
5. by the cambered surface for being set as being bent outwardly on one side by sliding shoe close to the sliding recess, preferably with circumferential direction
The sliding recess cooperation of setting is slidably connected；Make the more smooth stabilization of the contact between sliding shoe and sliding recess, improves first
The stability connected between connector and the second connector.
Description of the drawings
First proximate matter and the second proximate matter connection diagram (one) in Fig. 1 preferred embodiment of the present invention；
First proximate matter and the second proximate matter connection diagram (two) in Fig. 2 preferred embodiment of the present invention；
First proximate matter and the second proximate matter connection diagram (three) in Fig. 3 preferred embodiment of the present invention；
First proximate matter and the second proximate matter connection diagram (four) in Fig. 4 preferred embodiment of the present invention；
First connector and the second connector use state diagram in Fig. 5 preferred embodiment of the present invention；
First connector partial schematic diagram in Fig. 6 preferred embodiment of the present invention；
Second connector partial schematic diagram in Fig. 7 preferred embodiment of the present invention.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
A kind of multiple degrees of freedom connecting unit of profile material, referring to figs. 1 to 4, including：First for being connect with the first proximate matter 1 connects
Fitting 3, and the second connector 4 for being connect with the second proximate matter 2；First connector 3 is with the second connector 4 same
Rotation in surface connects, and second connector 4 is center of circle rotation with the first connector 3 so that second proximate matter 2 is with the
Axis moves in a circle centered on one proximate matter 1, to realize the connection conversion of the first proximate matter 1 and the second proximate matter 2 on three dimensions
Relationship.Meanwhile second connector 4 is for adjusting position of second proximate matter 2 in the plane so that the second proximate matter 2 is the
One proximate matter 1 in the planes projection the first proximate matter 1 between angle change, to realize the first proximate matter 1 and second
Multi-angle connection relation of the proximate matter 2 in three dimensions.
With reference to figure 5 to 6, in the present embodiment, first connector 3 is sleeve, and the sleeve axially has along itself
There is a through cavities, for housing first proximate matter 1.The inner wall of the cavity is symmetrical arranged around axial-rotation there are four convex
The sliding slot 31 of four and convex block cooperation is arranged in block, 1 surface of the first proximate matter；Pass through matching between convex block and sliding slot 31
Close, to play the role of guiding when entering sleeve in the first proximate matter 1, and sliding slot 31 to the first proximate matter 1 perpendicular to cunning
31 length direction upper limit of slot.
It is presented above between sleeve and the first proximate matter 1 along the limit on 31 length direction of sliding slot, illustrate below
Limit between sleeve and the first proximate matter 1 on 31 length direction of sliding slot：The both ends of the sleeve axially are respectively symmetrically set
There are two the fixing pieces for fixing first proximate matter 1；The fixing piece is mutually limited along the axial direction of sleeve with the first proximate matter 1
Position.Specifically, the fixing piece includes riser 32, the first locating part, the first limit counterpart；The riser 32 is specifically by institute
The open end of cavity is stated along the axially extending formation for being parallel to sleeve, and the riser 32 is equipped with the first connecting hole 321, first
Locating part locks after passing through the first connecting hole 321 with the first limit counterpart；One end of first locating part is contact end, institute
It states contact end to be located in the projected area of the cavity axially, the side wall contact with the first proximate matter 1, to the first locating part
It is limited mutually with the first proximate matter 1 along the axial direction perpendicular to sleeve.In the present embodiment, the first locating part is specially screw, top
It is specially nut 322 to end, the first limit counterpart part is specially the first nut 323；Distinguished by being arranged at the both ends of sleeve
Fixinig plate makes the nut 322 of screw from the first proximate matter 1 described in symmetrical both ends contact to reach along 1 length side of the first proximate matter
Upwards with the first mutually limit of proximate matter 1, play the role of fixing the first proximate matter 1.Simultaneously because screw and the first nut 323 is removable
Connecing locking relationship makes the relative position between the first proximate matter 1 and sleeve that can arbitrarily change, and realizes polynary variation, increases the more of proximate matter
The property used.
With reference to figure 5 and Fig. 7, the connection relation of the second connector 4 and the second proximate matter 2 is specifically expressed as follows：Described second connects
Fitting 4 includes the second connecting hole 42, rotation axis 43, the second locating part；Second proximate matter 2 is along axial perpendicular to the second proximate matter 2
It is provided with the first through hole；One end of the rotation axis 43 is fixedly connected with the second connecting hole 42, the rotation axis 43 it is another
End is connect across first through hole with the second locating part, makes second proximate matter 2 with second locating part along rotation
It is mutually limited in the axial direction of axis 43.In the present embodiment, the second locating part is provided with third through hole, the 4th through hole including one
Anti-drop sheet 451 and the second nut 452, third nut 453, the setting of one end that the rotation axis 43 is connect with the second locating part
There is screw thread, the connection of the rotation axis 43 and the second locating part is specially that rotation axis 43 passes through the first through hole and anti-drop sheet
451 third through hole is connect with the second nut 452 by screw-thread fit.Similarly with the first connector 3, when needing rotation second
It, only need to be by dismantling or locking the second nut 452 when relative position between proximate matter 2 and the second connector 4, you can adjustment second
The position of proximate matter 2.
Among the slewing area of the second proximate matter 2 is defined in the arc radian of arcuate rotation slot 44, second type is improved
The stability that material 2 rotates, second connector 4 further includes driven shaft 46, arcuate rotation slot 44；Second proximate matter 2 is along vertical
Directly axially the second through hole is provided in the second proximate matter 2；One end of the driven shaft 46 connects with the arcuate rotation slot 44 rotation
It connects, the other end of the driven shaft 46 detachably connects across second through hole with the 4th through hole and with third nut 453
It connects, makes to rotate in second proximate matter, 2 arc length set by arcuate rotation slot 44；Second connector 4 further includes sliding
Block 41, second connecting hole 42 is set on the sliding shoe 41, and is connect with rotation axis 43；The arcuate rotation slot 44 is set
It is placed on the sliding shoe 41, and is arranged for the center of circle with second connecting hole 42.
Connection relation between first connector 3 and the second connector 4 is specifically expressed as follows：First connector 3
Exterior circumferential is provided with sliding recess 33, and the sliding recess 33 is used along perpendicular to 3 central axis direction indent of the first connector
In the accommodating sliding shoe 41；The sliding shoe 41 is a cambered surface being bent outwardly close to the one side of the sliding recess 33, is used
In the circumferentially disposed sliding recess 33 of adaptation；The sliding shoe 41 is slidably connected with the sliding recess 33, makes sliding shoe
Contact more smooth stabilization between 41 and sliding recess 33 connects steady between the first connector 3 of raising and the second connector 4
It is qualitative.
In the present embodiment, the upper and lower ends inner wall of the sliding recess 33 is distinguished along the axial direction of the first proximate matter 1
It extends towards, targeting port 331 is respectively formed in the upper and lower ends of the sliding recess 33；Second connector 4 is symmetrical arranged
There are two with the axial parallel sliding connector 40 of cavity；The sliding connector 40 is inserted into targeting port 331 respectively, described to lead
It axially above mutually limits in cavity with sliding connector 40 to mouth 331 and is slidably connected in cavity axially direction.
The foregoing is merely present pre-ferred embodiments, therefore cannot limit the technical scope of the present invention according to this, therefore Fan Yiben
Equivalent changes and modifications made by the technical spirit and description of invention, in the range of should all belonging to technical solution of the present invention.
Claims (10)
1. a kind of multiple degrees of freedom connecting unit of profile material, it is characterised in that including：The first connector for being connect with the first proximate matter,
And the second connector being connect with the second proximate matter；
First connector is rotatablely connected with the second connector in approximately the same plane, and second connector is with the first connection
Part rotates for the center of circle so that second proximate matter axis centered on the first proximate matter moves in a circle；
Second connector is for adjusting position of second proximate matter in the plane so that the second proximate matter is where the first proximate matter
Projection in plane and the angle between the first proximate matter change.
2. a kind of multiple degrees of freedom connecting unit of profile material according to claim 1, it is characterised in that：First connector is
Sleeve, the sleeve along itself axially there is a through cavities, the inner wall of the cavity to be symmetrically arranged with around axial-rotation
Convex block, the convex block coordinate with the sliding slot of the first Surface of profile respectively；
The both ends of the sleeve axially are respectively provided with the fixing piece of fixed first proximate matter；The fixing piece is along set
The axial direction of cylinder is mutually limited with the first proximate matter.
3. a kind of multiple degrees of freedom connecting unit of profile material according to claim 2, which is characterized in that the convex block is along the chamber
The inner wall of body is evenly arranged with 4 convex blocks around the axial direction of the cavity, the surface of first proximate matter be arranged 4 with it is described convex
The sliding slot of block corresponding matching.
4. a kind of multiple degrees of freedom connecting unit of profile material according to claim 2, it is characterised in that：The fixing piece includes vertical
Plate, the first locating part, the first limit counterpart；The riser is specifically by the open end of the cavity along the axial direction for being parallel to sleeve
It extends to form, and the riser is equipped with the first connecting hole, the first locating part coordinates after passing through the first connecting hole with the first limit
Part locks；One end of first locating part is contact end, and the contact end is located at the projected area of the cavity axially
It is interior, the side wall contact with the first proximate matter, to which the first locating part limits mutually along the axial direction perpendicular to sleeve with the first proximate matter.
5. a kind of multiple degrees of freedom connecting unit of profile material according to claim 4, which is characterized in that the fixing piece is along cavity
Be axially and symmetrically provided with two groups, first type described in opposite contact in the axial direction perpendicular to cavity of the contact end described in two
Material.
6. a kind of multiple degrees of freedom connecting unit of profile material according to claim 1, it is characterised in that：The second connector packet
Include the second connecting hole, rotation axis, the second locating part；The second proximate matter edge is axially provided with first perpendicular to the second proximate matter and runs through
Hole；One end of the rotation axis is fixedly connected with the second connecting hole, and the other end of the rotation axis passes through first through hole
It is connect with the second locating part, second proximate matter is made mutually to be limited in the axial direction along rotation axis with second locating part.
7. a kind of multiple degrees of freedom connecting unit of profile material according to claim 6, which is characterized in that second connector is also
Including driven shaft, arcuate rotation slot；The second proximate matter edge is axially provided with the second through hole perpendicular to the second proximate matter；It is described from
One end of moving axis is rotatablely connected with the arcuate rotation slot, and the other end of the driven shaft passes through second through hole and second
Locating part connects, and makes to rotate in the second proximate matter arc length set by arcuate rotation slot.
8. a kind of multiple degrees of freedom connecting unit of profile material according to claim 7, which is characterized in that second connector is also
Including sliding shoe, second connecting hole is set on the sliding shoe, and with rotation axis connection；The arcuate rotation slot setting
It is arranged on the sliding shoe, and by the center of circle of second connecting hole.
9. a kind of multiple degrees of freedom connecting unit of profile material according to any one of claim 1-8, which is characterized in that described
The exterior circumferential of first connector is provided with sliding recess, and the sliding recess is along in the first connector central axis direction
It is recessed, for housing the sliding shoe；The sliding shoe is a cambered surface being bent outwardly close to the one side of the sliding recess, is used for
It is adapted to the circumferentially disposed sliding recess；The sliding shoe is slidably connected with the sliding recess.
10. a kind of multiple degrees of freedom connecting unit of profile material according to claim 9, which is characterized in that the sliding recess
Upper and lower ends inner wall extends towards respectively along the axial direction of the first proximate matter, distinguishes shape in the upper and lower ends of the sliding recess
At targeting port；
Second connector be symmetrical arranged there are two with the axial parallel sliding connector of cavity；The sliding connector difference
It is inserted into targeting port, the targeting port is with sliding connector in the upper mutually limit of cavity axial direction and perpendicular to cavity axially direction
On be slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205061.XA CN108468688B (en) | 2018-03-13 | 2018-03-13 | A kind of multiple degrees of freedom connecting unit of profile material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205061.XA CN108468688B (en) | 2018-03-13 | 2018-03-13 | A kind of multiple degrees of freedom connecting unit of profile material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108468688A true CN108468688A (en) | 2018-08-31 |
| CN108468688B CN108468688B (en) | 2019-11-26 |
Family
ID=63265264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810205061.XA Expired - Fee Related CN108468688B (en) | 2018-03-13 | 2018-03-13 | A kind of multiple degrees of freedom connecting unit of profile material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108468688B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531512A (en) * | 2020-05-12 | 2020-08-14 | 安徽华菱汽车有限公司 | A switching device for section bar support |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203756716U (en) * | 2013-10-23 | 2014-08-06 | 郑春华 | Novel movable hinge |
| CN205026367U (en) * | 2015-08-31 | 2016-02-10 | 青岛瑞鑫源物流设备有限公司 | Aluminium alloy is with rotating connecting piece |
| CN205854406U (en) * | 2016-07-21 | 2017-01-04 | 马俊列 | Profile bar assembles car steering structure |
| CN206890066U (en) * | 2017-05-20 | 2018-01-16 | 宁波得发科技有限公司 | A kind of aluminium profile binding structure of adjustable angle |
-
2018
- 2018-03-13 CN CN201810205061.XA patent/CN108468688B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203756716U (en) * | 2013-10-23 | 2014-08-06 | 郑春华 | Novel movable hinge |
| CN205026367U (en) * | 2015-08-31 | 2016-02-10 | 青岛瑞鑫源物流设备有限公司 | Aluminium alloy is with rotating connecting piece |
| CN205854406U (en) * | 2016-07-21 | 2017-01-04 | 马俊列 | Profile bar assembles car steering structure |
| CN206890066U (en) * | 2017-05-20 | 2018-01-16 | 宁波得发科技有限公司 | A kind of aluminium profile binding structure of adjustable angle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531512A (en) * | 2020-05-12 | 2020-08-14 | 安徽华菱汽车有限公司 | A switching device for section bar support |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108468688B (en) | 2019-11-26 |
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Granted publication date: 20191126 |