CN204784363U - Core is glued to torsion - Google Patents
Core is glued to torsion Download PDFInfo
- Publication number
- CN204784363U CN204784363U CN201520458814.XU CN201520458814U CN204784363U CN 204784363 U CN204784363 U CN 204784363U CN 201520458814 U CN201520458814 U CN 201520458814U CN 204784363 U CN204784363 U CN 204784363U
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- Prior art keywords
- cushion
- torsional force
- rubber cushion
- mandrel
- pressure side
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Abstract
The utility model relates to a core is glued to torsion, including the core is glued to torsion axle, cushion and adapter sleeve, still establish the epaxial elasticity piece at core is glued to torsion including the cover, form the supporting part on the elasticity piece, the cushion is including setting up first cushion and the second cushion in these supporting part both sides separately, first cushion is established respectively to first pressfitting face and first holding surface along axial both ends face, the second cushion is established respectively to second pressfitting face and second holding surface along axial both ends face, first holding surface corresponds the roof pressure on the supporting part with the second holding surface, all tightly the cover is epaxial at core is glued to torsion for first cushion and second cushion. So, through at the epaxial elasticity piece that sets up of core is glued to torsion, the first cushion of elasticity piece cooperation and second cushion play the effect of better shock attenuation buffering, and while elasticity piece can further restrict the removal of first cushion and second cushion to a certain extent, guarantee whole cushion stability and improvement whole core is glued to torsion's twisting resistance ability, simultaneously the utility model discloses the structure is simple and easy relatively, the cost is lower.
Description
Technical field
The utility model belongs to auto parts machinery field, is specifically related to a kind of torque rod bushing.
Background technique
The torque rod bushing of thrust rod assembly is mainly used in guiding and power transmission, the push-pull effort be subject to and to rock power very large, current coupling shaft is generally spherical axis or the both sides axle with dunnage, impact force when cushioning push-and-pull, torsional movement by coupling shaft and elastomers such as being wrapped in the rubber on its surface or polyurethane.Easily producing overload impact in using process between coupling shaft and elastomer causes elastomeric intumescent to be out of shape spilling wearing and tearing aggravation, finally causes elastomer to damage, coupling shaft distortion fracture, and then thrust rod assembly is scrapped.
For this reason, Authorization Notice No. CN203868207U, name is called in the Chinese utility model patent of " torque rod bushing of thrust rod assembly ", disclose a kind of torque rod bushing of thrust rod assembly, it comprises elastic torsion steel ring, the coupling shaft interted in elastic torsion steel ring, described elastic torsion steel ring ecto-entad is provided with steel sleeve successively, elastic caoutchouc, pressure-bearing protection steel ring sleeve, engineering plastics inner sleeve, it is outside and can 360 degree of rotations that described engineering plastics inner sleeve is arranged on coupling shaft, pressure-bearing protection steel ring sleeve both sides are provided with back-up ring, back-up ring utilizes jump ring to be fixed on coupling shaft.Although the torque rod bushing of this structure improves the bearing capacity of torque rod bushing to a certain extent, but its member parts is more, and manufacture cost is higher, when section components breaks down, can affect the stability of whole torque rod bushing.
At Authorization Notice No. CN203442034U; name is called in the Chinese utility model patent of " dismountable torque rod bushing "; disclose a kind of dismountable torque rod bushing; comprise ball pin and the protective gear of protection in ball pin periphery; described protective gear comprises snubber block, overcoat; described snubber block is arranged on jacket internal, and described ball pin is arranged on snubber block inside and ball pin two ends are stretched out outside the upper and lower two ends of snubber block.Although this torque rod bushing structure is comparatively simple and easy, torque rod bushing is being subject to larger bearing capacity, and snubber block can depart from from ball pin, is difficult to play due buffer function.In this scenario, also avoid the slippage of snubber block further by upper protecting cover and lower protecting cover, but now the joint of upper and lower protecting cover and ball pin is stressed centrostigma, easily causes the fracture of ball pin or upper and lower covers, have impact on the working life of torque rod bushing simultaneously.
Given this, inventor furthers investigate the problems referred to above, then has this case to produce.
Model utility content
The purpose of this utility model is to provide that a kind of simple structure, cost are lower, antidetonation good buffer effect, twisting resistance ability are comparatively strong and the torque rod bushing that working life is longer.
In order to achieve the above object, the utility model adopts such technological scheme:
A kind of torque rod bushing, comprise torsional force rubber mandrel, the adapter sleeve being set in the rubber cushion on torsional force rubber mandrel and being set in outside rubber cushion, also comprise the bouncing plate be set on torsional force rubber mandrel, bouncing plate forms supporting portion, described rubber cushion comprises point the first rubber cushion being located at these both sides, supporting portion and second rubber cushion, first rubber cushion both ends of the surface are vertically set to the first pressing surface and the first supporting surface respectively, second rubber cushion both ends of the surface are vertically set to the second pressing surface and the second supporting surface respectively, push up corresponding with the second supporting surface of first supporting surface is pressed on described supporting portion, first rubber cushion and the second rubber cushion are all tightly placed on torsional force rubber mandrel.
As a kind of optimal way of the present utility model, described torsional force rubber mandrel is formed with collar flange, and described bouncing plate is set on this collar flange with thermoplastic manner.
As a kind of optimal way of the present utility model, described supporting portion is annular brace portion, annular brace portion is the first pressure side near the one side of described first supporting surface, annular brace portion is the second pressure side near the one side of described second supporting surface, and described first pressure side and/or the second pressure side are provided with depressed part.
As a kind of optimal way of the present utility model, described depressed part is the multiple shrinkage pools being evenly distributed on described first pressure side and/or described second pressure side.
As a kind of optimal way of the present utility model, described depressed part is the annular groove being arranged on described first pressure side and/or described second pressure side.
As a kind of optimal way of the present utility model, the position of corresponding described first pressing surface of described torsional force rubber mandrel forms the first left-hand thread portion, and the position of corresponding described second pressing surface of described torsional force rubber mandrel forms the second left-hand thread portion.
As a kind of optimal way of the present utility model, the corresponding described torsional force rubber mandrel of described first rubber cushion is provided with the first axis hole, first axis hole comprises the first varying diameter portion being greater than the first axle hole with friction tight first axle hole of described torsional force rubber mandrel and diameter, and the first varying diameter portion, described torsional force rubber mandrel and described first pressure side surround the first buffer space jointly.
As a kind of optimal way of the present utility model, the corresponding described torsional force rubber mandrel of described second rubber cushion is provided with the second axis hole, second axis hole comprises the second varying diameter portion being greater than the second axle hole with friction tight second axle hole of described torsional force rubber mandrel and diameter, and the second varying diameter portion, described torsional force rubber mandrel and described second pressure side surround the second buffer space jointly.
As a kind of optimal way of the present utility model, the edge, periphery in described annular brace portion, the inwall of described adapter sleeve, described first supporting surface and described second supporting surface surround the 3rd buffer space jointly.
As a kind of optimal way of the present utility model, the corresponding clinching in described adapter sleeve two ends vertically forms the first riveting portion and the second riveting portion respectively on the first pressing surface and the second pressing surface.
Adopt the technical solution of the utility model, by arranging bouncing plate on torsional force rubber mandrel, bouncing plate coordinates the first rubber cushion and the second rubber cushion to play the effect of better damping, buffering, bouncing plate can limit the movement of the first rubber cushion and the second rubber cushion to a certain extent further simultaneously, what ensure whole rubber cushion has stabilized and increased the twisting resistance ability of whole torque rod bushing, and the utility model structure is relatively simple and easy simultaneously, cost is lower.
As optimal way, the utility model elastic force sheet is connected on the collar flange of torsional force rubber mandrel with thermoplastic manner, adopt this Placement, directly bouncing plate aperture axis is made to be expanded to a certain degree by heating man-hour adding, afterwards torsional force rubber mandrel is placed in the axis hole of bouncing plate, through supercooling aftershrinkage, thus bouncing plate aperture axis is tightly strapped on torsional force rubber mandrel.Weld compared to employing or be threaded, thermoplastic is adopted to realize the connection of bouncing plate and torsional force rubber mandrel, make bouncing plate and torsional force rubber mandrel even contact, stressed very even, play good antidetonation cushioning effect, adopt thermoplastic manner simultaneously, process very convenient, effectively can improve whole torsional force rubber mandrel packaging efficiency, reduce costs.
Accompanying drawing explanation
Fig. 1 is decomposition texture schematic diagram of the present utility model;
Fig. 2 is package assembly schematic diagram of the present utility model;
Fig. 3 is the sectional view after each assembling parts of the utility model;
The sectional view of each parts when unassembled in Fig. 4 the utility model;
Fig. 5 is the another kind of structural representation of the utility model;
In figure:
10-torsional force rubber mandrel 11-collar flange
12-first left-hand thread portion 13-second left-hand thread portion
20-rubber cushion 21-first rubber cushion
211-first d-axis portion 212-first supporting surface
213-first pressing surface 214-first varying diameter portion
22-second rubber cushion 221-second d-axis portion
222-second supporting surface 223-second pressing surface
24-second varying diameter portion 30-adapter sleeve
31-first riveting portion 32-second riveting portion
40-bouncing plate 41-supporting portion
411-first pressure side 412-second pressure side
42-annular groove 43-shrinkage pool
50-first buffer space 60-second buffer space
70-the 3rd buffer space
Embodiment
In order to explain the technical solution of the utility model further, be described in detail below in conjunction with accompanying drawing.
Referring to figs. 1 through Fig. 5, a kind of torque rod bushing, the adapter sleeve 30 comprising torsional force rubber mandrel 10, be set in the rubber cushion 20 on torsional force rubber mandrel 10 and be set in outside rubber cushion 20, rubber cushion 20 adopts rubber rubber cushion, adapter sleeve 30 adopts steel bushing, and the surface of adapter sleeve 30 is provided with chemical plating layers of chrome in order to strengthen corrosion resistance and the wear-resisting property of adapter sleeve 30.
The utility model also comprises the bouncing plate 40 be set on torsional force rubber mandrel 10, bouncing plate 40 is formed supporting portion 41, bouncing plate 40 is processed into corresponding shape by weldless tube, described rubber cushion 20 comprises point first rubber cushion 21 and second rubber cushion 22 being located at these both sides, supporting portion 41, first rubber cushion 21 both ends of the surface are vertically set to the first pressing surface 213 and the first supporting surface 214 respectively, second rubber cushion 22 both ends of the surface are vertically set to the second pressing surface 223 and the second supporting surface 224 respectively, push up corresponding with the second supporting surface 224 of first supporting surface 214 is pressed on described supporting portion 41, first rubber cushion 21 and the second rubber cushion 22 are all tightly placed on torsional force rubber mandrel 10.
As a kind of optimal way of the present utility model, described torsional force rubber mandrel 10 is formed with collar flange 11, described bouncing plate 40 is set on this collar flange 11 with thermoplastic manner, namely by heating, bouncing plate 40 heat is risen, afterwards torsional force rubber mandrel 10 is located in bouncing plate 40, after cooling, spring sheet 40 tightens and is held tightly by torsional force rubber mandrel 10, thus is fixed on collar flange 11 by bouncing plate 40.
As a kind of optimal way of the present utility model, described supporting portion 41 is annular brace portion, annular brace portion is the first pressure side 411 near the one side of described first supporting surface 214, annular brace portion is the second pressure side 412 near the one side of described second supporting surface 224, and described first pressure side 411 and/or the second pressure side 412 are provided with depressed part.As a kind of optimal way of the present utility model, described depressed part is the multiple shrinkage pools 43 being evenly distributed on described first pressure side 411 and/or described second pressure side 412.As another kind of optimal way of the present utility model, described depressed part is the annular groove 42 being arranged on described first pressure side 411 and/or described second pressure side 412.
Adopt this structure, when the first rubber cushion 21 and the second rubber cushion 22 correspondence top are pressed in bouncing plate 40, first supporting surface 214 and the second supporting surface 224 can be partially submerged in this shrinkage pool 43 or groove 42, thus add the area of contact of the first supporting surface 214 and the second supporting surface 224 and bouncing plate 40, make torque rod bushing when stressed, bouncing plate 40 can bear external force more equably, thus strengthen the anti-twisting property of whole torque rod bushing, pass through the setting of groove 43 and shrinkage pool 42 simultaneously, also the first rubber cushion 21 and the second rubber cushion 22 can be limited along excessive movement along the axial and circumferential directions, ensure the stability that the first rubber cushion 21 is connected with the second rubber cushion 22.
As a kind of optimal way of the present utility model, the position of corresponding described first pressing surface 213 of described torsional force rubber mandrel 10 forms the first left-hand thread portion 12, and the position of corresponding described second pressing surface 223 of described torsional force rubber mandrel 10 forms the second left-hand thread portion 13.First left-hand thread portion 12 and the second left-hand thread portion 13 are for arranging the annular flange flange on torsional force rubber mandrel 10, and above-mentioned bouncing plate 40 is arranged between the first left-hand thread portion 12 and the second left-hand thread portion 13.After adopting this structure, when assembling, first rubber cushion 21 and the second rubber cushion 22 are pressed into torsional force rubber mandrel 10 in the mode of elasticity extruding, after first rubber cushion 21 and the second rubber cushion 22 are pressed into torsional force rubber mandrel 10, the inner wall section of the first rubber cushion 21 is embedded between the first left-hand thread portion 12 and collar flange 11, the inner wall section of the second rubber cushion 22 is embedded between the second left-hand thread portion 13 and collar flange 11, first left-hand thread portion 12 is resisted against on the first pressing surface 213 simultaneously, and the second left-hand thread portion 13 is resisted against on the second pressing surface 223.Adopt this structure, what the first rubber cushion 21 and the second rubber cushion 22 can be more stable is fixed on torsional force rubber mandrel 10, ensures that torque rod bushing long-time stable uses.
As a kind of optimal way of the present utility model, first rubber cushion 21 and the second rubber cushion 22 are all formed in one part, the corresponding described torsional force rubber mandrel 10 of described first rubber cushion 21 is provided with the first axis hole, first axis hole comprises friction tight first axle hole 211 and diameter with described torsional force rubber mandrel 10 and is greater than the first varying diameter portion 212 of the first axle hole 211, one end of first axle hole 211 extends from the first pressing surface 213 to the first supporting surface 214, one end of first varying diameter portion 212 is connected with the other end of the first axle hole 211, the other end to extend and diameter becomes large gradually towards the first supporting surface 214, first varying diameter portion 212, described torsional force rubber mandrel 10 and described first pressure side 411 surround the first buffer space 50 jointly.As a kind of optimal way of the present utility model, the structure of the second rubber cushion 22 and the first rubber cushion 21, both are oppositely arranged, particularly, the corresponding described torsional force rubber mandrel 10 of described second rubber cushion 22 is provided with the second axis hole, second axis hole comprises friction tight second axle hole 221 and diameter with described torsional force rubber mandrel 10 and is greater than the second varying diameter portion 222, second varying diameter portion 222 of the second axle hole 221, described torsional force rubber mandrel 10 and described second pressure side 412 and jointly surrounds the second buffer space 60.As a kind of optimal way of the present utility model, the edge, periphery in described annular brace portion, the inwall of described adapter sleeve 30, described first supporting surface 214 and described second supporting surface 224 surround the 3rd buffer space 70 jointly.
Be pressed together on after on bouncing plate 40 at the first rubber cushion 21 and the second rubber cushion 22; first rubber cushion 21, second rubber cushion 22 and bouncing plate 40 form the first buffer space 50, second buffer space 60 and the 3rd buffer space 70 jointly; provide holding space during bouncing plate 40 stress deformation; avoid bouncing plate 40 and produce elastic fatigue; thus protect bouncing plate 40 better, ensure that the long-time stable of whole torque rod bushing uses.
As a kind of optimal way of the present utility model, the corresponding clinching in described adapter sleeve 30 two ends vertically forms the first riveting portion 31 and the second riveting portion 32 respectively on the first pressing surface 213 and the second pressing surface 223.Traditional adapter sleeve 30 generally adopts adhesive to realize being fixedly connected with of adapter sleeve and rubber cushion, the utility model adopts the direct riveting of punch press, process more convenient simple and easy, rubber cushion 20 can be realized be connected with the firm of adapter sleeve 30, pass through the riveting effect in the first riveting portion 31 and the second riveting portion 32 simultaneously, also make the first rubber cushion 21 and the second rubber cushion 22 to be more firmly set on torsional force rubber mandrel 10, ensure that the stability of whole torque rod bushing.
Adopt the technical solution of the utility model, specifically can adopt following assembling mode: first adopt thermoplastic manner to be installed on collar flange 11 by bouncing plate 40, first rubber cushion 21 and the second rubber cushion 22 being extruded by elasticity is afterwards inserted in torsional force rubber mandrel 10 from the two ends of torsional force rubber mandrel 10 axis respectively, and make the first left-hand thread portion 12 be resisted against on the first pressing surface 213, second left-hand thread portion 13 is resisted against on the second pressing surface 223, adapter sleeve 30 correspondence is enclosed within outside the first rubber cushion 21 and the second rubber cushion 22, by punch press, adapter sleeve 30 inward at both ends riveting is vertically formed the first riveting portion 31 and the second riveting portion 32 respectively, first riveting portion 31 and the second riveting portion 32 correspondence are resisted against on the first pressing surface 213 and the second pressing surface 223.
Product form of the present utility model is not limited to this case diagram and embodiment, and anyone carries out suitable change or the modification of similar thinking to it, all should be considered as not departing from patent category of the present utility model.
Claims (10)
1. a torque rod bushing, comprise torsional force rubber mandrel, the adapter sleeve being set in the rubber cushion on torsional force rubber mandrel and being set in outside rubber cushion, it is characterized in that: also comprise the bouncing plate be set on torsional force rubber mandrel, bouncing plate forms supporting portion, described rubber cushion comprises point the first rubber cushion being located at these both sides, supporting portion and second rubber cushion, first rubber cushion both ends of the surface are vertically set to the first pressing surface and the first supporting surface respectively, second rubber cushion both ends of the surface are vertically set to the second pressing surface and the second supporting surface respectively, push up corresponding with the second supporting surface of first supporting surface is pressed on described supporting portion, first rubber cushion and the second rubber cushion are all tightly placed on torsional force rubber mandrel.
2. torque rod bushing as claimed in claim 1, is characterized in that: described torsional force rubber mandrel is formed with collar flange, and described bouncing plate is set on this collar flange with thermoplastic manner.
3. torque rod bushing as claimed in claim 1, it is characterized in that: described supporting portion is annular brace portion, annular brace portion is the first pressure side near the one side of described first supporting surface, annular brace portion is the second pressure side near the one side of described second supporting surface, and described first pressure side and/or the second pressure side are provided with depressed part.
4. torque rod bushing as claimed in claim 3, is characterized in that: described depressed part is the multiple shrinkage pools being evenly distributed on described first pressure side and/or described second pressure side.
5. torque rod bushing as claimed in claim 3, is characterized in that: described depressed part is the annular groove being arranged on described first pressure side and/or described second pressure side.
6. torque rod bushing as claimed in claim 1, is characterized in that: the position of corresponding described first pressing surface of described torsional force rubber mandrel forms the first left-hand thread portion, and the position of corresponding described second pressing surface of described torsional force rubber mandrel forms the second left-hand thread portion.
7. torque rod bushing as claimed in claim 3, it is characterized in that: the corresponding described torsional force rubber mandrel of described first rubber cushion is provided with the first axis hole, first axis hole comprises the first varying diameter portion being greater than the first axle hole with friction tight first axle hole of described torsional force rubber mandrel and diameter, and the first varying diameter portion, described torsional force rubber mandrel and described first pressure side surround the first buffer space jointly.
8. torque rod bushing as claimed in claim 3, it is characterized in that: the corresponding described torsional force rubber mandrel of described second rubber cushion is provided with the second axis hole, second axis hole comprises the second varying diameter portion being greater than the second axle hole with friction tight second axle hole of described torsional force rubber mandrel and diameter, and the second varying diameter portion, described torsional force rubber mandrel and described second pressure side surround the second buffer space jointly.
9. torque rod bushing as claimed in claim 3, is characterized in that: the edge, periphery in described annular brace portion, the inwall of described adapter sleeve, described first supporting surface and described second supporting surface surround the 3rd buffer space jointly.
10. the torque rod bushing as described in any one of claim 1 to 9, is characterized in that: the corresponding clinching in described adapter sleeve two ends vertically forms the first riveting portion and the second riveting portion respectively on the first pressing surface and the second pressing surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520458814.XU CN204784363U (en) | 2015-06-30 | 2015-06-30 | Core is glued to torsion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520458814.XU CN204784363U (en) | 2015-06-30 | 2015-06-30 | Core is glued to torsion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204784363U true CN204784363U (en) | 2015-11-18 |
Family
ID=54524417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520458814.XU Expired - Fee Related CN204784363U (en) | 2015-06-30 | 2015-06-30 | Core is glued to torsion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204784363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963979A (en) * | 2015-06-30 | 2015-10-07 | 福建省博强机械发展有限公司 | Torsion rubber core |
-
2015
- 2015-06-30 CN CN201520458814.XU patent/CN204784363U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963979A (en) * | 2015-06-30 | 2015-10-07 | 福建省博强机械发展有限公司 | Torsion rubber core |
| CN104963979B (en) * | 2015-06-30 | 2018-05-01 | 福建省博强机械发展有限公司 | A kind of torque rod bushing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |