CN206682147U - A kind of Damping rotation shaft mechanism - Google Patents
A kind of Damping rotation shaft mechanism Download PDFInfo
- Publication number
- CN206682147U CN206682147U CN201720297754.7U CN201720297754U CN206682147U CN 206682147 U CN206682147 U CN 206682147U CN 201720297754 U CN201720297754 U CN 201720297754U CN 206682147 U CN206682147 U CN 206682147U
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- rotating shaft
- mounting hole
- pad
- hole
- housing screw
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Abstract
The utility model discloses a kind of Damping rotation shaft mechanism, including mechanism seat, rotary body, rotating shaft；Elastomeric pad, rigid gasket, antifriction pad and housing screw；When mechanism seat and rotary body are realized by rotating shaft to be rotatablely connected, installation antifriction pad, elastomeric pad and rigid gasket in the end face of rotary body shaft mounting hole, then the housing screw of appropriate length is locked in the screw that the shaft mounting hole direction of mechanism seat opens up, compress housing screw and promote rigid gasket, rigid gasket is along rotating shaft axial compression elastomeric pad and rub resistance pad, so that frictional force is formed between rub resistance pad and mechanism seat, so as to realize damping when motion is rotated between rotary body and mechanism seat.The utility model have it is simple in construction, be easily achieved, the advantages of application cost is low.
Description
Technical field
It the utility model is related to electronic equipment casing design field, more particularly to a kind of Damping rotation shaft mechanism.
Background technology
In daily use, two parts for having rotary motion relation, realized when needing one of revolving part any
The anglec of rotation is suspended, and when promoting one of revolving part manually, it is a kind of common application demand to have damping feel.It is common at present
Method be use Damping rotation shaft external member 8 as shown in Figure 1：The installation on its customization support 8-E is passed through with six mounting screws 9
Hole 8-H, Damping rotation shaft external member 8 is fixed on the mounting hole 1-D of mechanism seat 1；Installed with four screws 10 through customization rotating shaft
Hole 8-G, rotary body 5 is fixed in Damping rotation shaft external member 8.In Damping rotation shaft external member 8, turn when nut 8-A is tightened in customization
When on axle 8-F, nut 8-A compresses dish-shaped pad 8-B, and dish-shaped pad 8-B compressive deformations produce elastic compression plain cushion 8-C, plain cushion
8-C compresses wear-resisting rotation stop pad 8-D, and because wear-resisting rotation stop pad 8-D opposite brackets 8-E is motionless, plain cushion 8-C is wear-resisting with compressing
Frictional force is just generated between rotation stop pad 8-D.When being rotated when rotary body 5 drives rotating shaft 8-F relative to mechanism seat 1, this friction
Power is just characterized as damping force.For the installation dimension between matching mechanism seat 1 and rotary body 5, Damping rotation shaft external member 1 must customize
Two customization support 8-E, a customization rotating shaft 8-F and two wear-resisting rotation stop pad 8-D, and customization support 8-E and mechanism seat 1,
More screws are required between customization rotating shaft 8-F and rotary body 5 to fix.Such a installing space of Damping rotation shaft external member 8 as fully visible
Greatly, customize and require that degree height, assembling components are complicated.These shortcomings constrain the application of this kind of Damping rotation shaft external member.
Utility model content
In order to solve the disadvantages mentioned above of Damping rotation shaft component 8, the utility model has carried out following innovation：
Open up through hole (1-A) and screwed hole (1-B) respectively on mechanism seat (1), through hole (5- is opened up on rotary body (5)
A).When with GB standard part screw or bolt being that rotating shaft (2) is assembled, you can realize that the rotation of mechanism seat (1) and rotary body (5) connects
Connect.
Open up screwed hole (1-C) on mechanism seat (1) to be used to housing screw (6) be installed, housing screw (6) compresses when tightening
Rigid washer (7), when rigid washer (7) compresses elastic washer (4), elastic washer (4) is produced elastic deformation and compress antifriction pad
Piece (3), the shaft mounting hole end face (5-B) that antifriction pad (3) stress presses to rotary body (5) produces frictional force, when rotary body (5)
When being rotated relative to mechanism seat (1), this frictional force is just characterized as damping force.
Concrete technical scheme of the present utility model is as follows：
A kind of Damping rotation shaft mechanism, including mechanism seat (1), rotary body (5), rotating shaft (2)；Also include elastomeric pad (4),
Rigid gasket (7), antifriction pad (3) and housing screw (6)；There are two supports, respectively left support (1- on described mechanism seat
F), right support (1-E)；Rotating shaft installation through-hole (1-B) is opened up in left support (1-F), rotating shaft installation spiral shell is opened up in right support (1-E)
Hole (1-A) and housing screw mounting hole (1-C)；Two shaft mounting holes (5-A) are opened up on described rotary body (5), are respectively
First rotating shaft mounting hole, the second shaft mounting hole；The order that rotating shaft sequentially passes through is rotating shaft installation through-hole (1-B), first rotating shaft
Mounting hole (5-A), the second shaft mounting hole (5-A), rotating shaft installation screw (1-A), installed in the second shaft mounting hole and rotating shaft
Antifriction pad (3), elastomeric pad (4) and rigid gasket (7) are installed successively between screw, installs and compresses in housing screw mounting hole
Screw makes it compress rigid gasket, and rigid gasket is along rotating shaft axial compression elastomeric pad and antifriction pad, so that antifriction pad
With forming frictional force between mechanism seat.
Antifriction pad is set between rotating shaft installation through-hole and first rotating shaft mounting hole, for avoiding rotary body and mechanism seat
Between end wear occurs when having rotary motion.
Rigid gasket, elastomeric pad, antifriction pad, left branch are set between rotating shaft installation through-hole and first rotating shaft mounting hole
Housing screw mounting hole is opened up in support, the structure between rotating shaft installation through-hole and first rotating shaft mounting hole is installed with the second rotating shaft
Symmetrical configuration between hole and rotating shaft installation screw, rotating shaft installation through-hole, housing screw mounting hole and right support in left support
On rotating shaft installation screw, housing screw mounting hole respectively symmetrically, during the locking of the housing screws of both sides, two antifriction pads (3)
Equivalent frictional force is produced with two end faces (5-B) of two shaft mounting holes on rotary body, and such a structure type can be with
The damping force for making finally to characterize doubles.
The thickness of the antifriction pad is 0.2mm to 1mm, and it is logical that its surface abrasion resistance, hardness are less than rotating shaft installation on mechanism seat
Hole, the material hardness of rotating shaft installation screw end face, rotational motion and friction be present between antifriction pad and mechanism seat to ensure to work as
When, antifriction pad does not produce obvious scratch and abrasion to mechanism seating face.
Described elastomeric pad thickness is 0.5mm to 3mm, and material is permanent compression set amount elastic can become less than 20%
Shape material, preferred rubber material or nylon material.
Described rigid gasket thickness is 0.5mm to 2mm, and material is the hardness metal material higher than housing screw material hardness
Material, to ensure when housing screw compresses rigid gasket, the deformation of rigid gasket unobvious.
Described housing screw is screwed into the length of stretching 0.1mm to 1mm after mechanism seat housing screw mounting hole, stretching
Length is equal to the thickness of elasticity of compression pad deformation；The length of stretching is used to adjust to rotate fortune between rotary body and mechanism seat
Damping force when dynamic.
Compared with prior art, the mounting structure and damping structure of mechanism seat and rotary body of the present utility model greatly save
Part installing space has been saved, has reduced the species and difficulty of processing of customization part, design of part is simple.
Brief description of the drawings
Fig. 1 is common Damping rotation shaft external member scheme of installation；
Fig. 2 is that common Damping rotation shaft external member disassembles principle schematic；
Fig. 3 is structural representation of the present utility model.
In figure：
1-mechanism seat；2-rotating shaft；3-antifriction pad；4-elastomeric pad；5-rotary body；6-housing screw；7—
Rigid gasket；8-Damping rotation shaft external member；9-mounting screw；10-mounting screw；1-A-rotating shaft installation screw；1-B-rotating shaft
Installation through-hole；1-C-housing screw mounting hole；1-D-Damping rotation shaft external member mounting hole；1-E-right support；1-F-left support；
5-A-shaft mounting hole；5-B-shaft mounting hole side end face；8-A-nut；8-B-dish-shaped pad；8-C-plain cushion；8-D—
Wear-resisting rotation stop pad；8-E-customization support；8-F-customization rotating shaft；8-G-customization shaft mounting hole；8-H-mounting hole.
Embodiment
Implementation method of the present utility model is described in detail with reference to the accompanying drawings and examples, but it is of the present utility model
Embodiment not limited to this.
As shown in figure 3, opening up through hole 1-A and screwed hole 1-B respectively on mechanism seat 1, through hole 5- is opened up on rotary body 5
A.By the use of GB standard part screw or bolt as rotating shaft (rotating shaft 2) assembled by Fig. 1 when, you can realize mechanism seat 1 and rotary body 5
Rotatable connection.
Open up screwed hole 1-C on mechanism seat 1 to be used to housing screw 6 be installed, housing screw 6 compresses rigid pad when tightening
Circle 7, when rigid washer 7 compresses elastic washer 4, elastic washer 4 is produced elastic deformation and compress antifriction pad 3, antifriction pad 3
The shaft mounting hole end face 5-B that stress presses to rotary body 5 produces frictional force, and when rotary body 5 rotates relative to mechanism seat 1, this rubs
Wipe power and be just characterized as damping force.The length of housing screw 6 is longer, and the displacement that rigid gasket 7 is promoted is bigger, and elastic washer 4 is pressed
The bigger caused elastic force of deflection of contracting is bigger, makes 3 pressure for pressing to antifriction pad bigger, antifriction pad 3 and rotary body 5
Frictional force between the 5-B of shaft mounting hole end face is bigger, and the damping force being converted into is bigger.
Be provided with antifriction pad 3 in the shaft mounting hole left side of rotary body 5, for avoid rotary body 5 and mechanism seat 1 it
Between end wear occurs when having rotary motion.
When needing damping force to double, rigid gasket 7, elastomeric pad 4, antifriction pad 3 can be symmetrical arranged at rotating shaft both ends
With housing screw 6, while housing screw peace is respectively provided with mechanism seat rotating shaft left support 1-F and mechanism seat rotating shaft right support 1-E
Hole is filled, when the housing screw 6 on both sides is locked, antifriction pad 3 and two end faces of rotary body shaft mounting hole on both sides produce
The frictional force of effect, the damping force that such a structure type can make finally to characterize double.
Claims (7)
1. a kind of Damping rotation shaft mechanism, including mechanism seat (1), rotary body (5), rotating shaft (2)；It is characterized in that：Also include bullet
Property pad (4), rigid gasket (7), antifriction pad (3) and housing screw (6)；There are two supports on described mechanism seat, respectively
For left support (1-F), right support (1-E)；Rotating shaft installation through-hole (1-B) is opened up in left support, rotating shaft installation is opened up in right support
Screw (1-A) and housing screw mounting hole (1-C)；Two shaft mounting holes (5-A) are opened up on described rotary body, respectively
One shaft mounting hole, the second shaft mounting hole；The order that rotating shaft sequentially passes through is rotating shaft installation through-hole (1-B), first rotating shaft peace
Hole, the second shaft mounting hole, rotating shaft installation screw (1-A) are filled, between the second shaft mounting hole and rotating shaft installation screw successively
Antifriction pad (3), elastomeric pad (4) and rigid gasket (7) are installed, make its compression in housing screw mounting hole installation housing screw
Rigid gasket, rigid gasket is along rotating shaft axial compression elastomeric pad and antifriction pad.
A kind of 2. Damping rotation shaft mechanism according to claim 1, it is characterised in that：In rotating shaft installation through-hole and first rotating shaft
Antifriction pad is set between mounting hole.
A kind of 3. Damping rotation shaft mechanism according to claim 1, it is characterised in that：In rotating shaft installation through-hole and first rotating shaft
Rigid gasket, elastomeric pad, antifriction pad are set between mounting hole, housing screw mounting hole is opened up in left support, pacifies rotating shaft
The symmetrical configuration between structure and the second shaft mounting hole and the rotating shaft installation screw between through hole and first rotating shaft mounting hole is filled,
Rotating shaft installation through-hole, housing screw mounting hole and the rotating shaft installation screw in right support, housing screw mounting hole in left support
Respectively symmetrically, during the housing screw locking of both sides, two antifriction pads and two ends of two shaft mounting holes on rotary body
Face produces equivalent frictional force.
A kind of 4. Damping rotation shaft mechanism according to any one in claim 1-3, it is characterised in that：The antifriction pad
Thickness be 0.2mm to 1mm, its surface abrasion resistance, hardness are less than rotating shaft installation through-hole on mechanism seat, rotating shaft installation screw end face
Material hardness.
A kind of 5. Damping rotation shaft mechanism according to any one in claim 1-3, it is characterised in that：Described cushion
Piece thickness is 0.5mm to 3mm, and material is the deformable material that permanent compression set amount is less than 20%.
A kind of 6. Damping rotation shaft mechanism according to any one in claim 1-3, it is characterised in that：Described rigid pad
Piece thickness is 0.5mm to 2mm, and material is the hardness metal material higher than housing screw material hardness.
A kind of 7. Damping rotation shaft mechanism according to any one in claim 1-3, it is characterised in that：Described compression spiral shell
Nail is screwed into the length of stretching 0.1mm to 1mm after mechanism seat housing screw mounting hole, and the length of stretching becomes equal to elasticity of compression pad
The thickness of shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720297754.7U CN206682147U (en) | 2017-03-24 | 2017-03-24 | A kind of Damping rotation shaft mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720297754.7U CN206682147U (en) | 2017-03-24 | 2017-03-24 | A kind of Damping rotation shaft mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206682147U true CN206682147U (en) | 2017-11-28 |
Family
ID=60390094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720297754.7U Active CN206682147U (en) | 2017-03-24 | 2017-03-24 | A kind of Damping rotation shaft mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206682147U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131298A (en) * | 2019-04-19 | 2019-08-16 | 北京空间飞行器总体设计部 | A kind of high thermal stability locking joint |
| CN114484165A (en) * | 2022-01-14 | 2022-05-13 | 深圳市道通科技股份有限公司 | Support frame |
-
2017
- 2017-03-24 CN CN201720297754.7U patent/CN206682147U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131298A (en) * | 2019-04-19 | 2019-08-16 | 北京空间飞行器总体设计部 | A kind of high thermal stability locking joint |
| CN114484165A (en) * | 2022-01-14 | 2022-05-13 | 深圳市道通科技股份有限公司 | Support frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 430205 Hubei city of Wuhan province Jiangxia Hidden Dragon Island Tan lake two Road No. 1 Patentee after: CITIC Mobile Communication Technology Co., Ltd Address before: 430073 Hubei province Wuhan Dongxin East Lake high tech Development Zone, Road No. 5 Patentee before: Wuhan Hongxin Telecommunication Technologies Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Patentee after: CITIC Mobile Communication Technology Co.,Ltd. Address before: 430205 No.1 tanhu 2nd Road, Canglong Island, Jiangxia District, Wuhan City, Hubei Province Patentee before: CITIC Mobile Communication Technology Co., Ltd |