CN203919386U - The riding wheel apparatus that a kind of play can regulate and trucd mixer - Google Patents
The riding wheel apparatus that a kind of play can regulate and trucd mixer Download PDFInfo
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- CN203919386U CN203919386U CN201420289502.6U CN201420289502U CN203919386U CN 203919386 U CN203919386 U CN 203919386U CN 201420289502 U CN201420289502 U CN 201420289502U CN 203919386 U CN203919386 U CN 203919386U
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- 238000007789 sealing Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model relates to riding wheel apparatus and the trucd mixer that a kind of play can regulate, and riding wheel apparatus comprises support, axle, clamp nut, compressing member, bearing and support roller body; Axle is fixedly mounted on support, and the end that axle is positioned at support outside has external screw thread, and nut is installed on to be had on externally threaded end; Compressing member is between clamp nut and bearing, and bearing is located in the axially extending bore of support roller body, bearing and axle socket.The riding wheel apparatus that the play that the utility model provides can regulate regulates the play of bearing by being located at the clamp nut in support outside, the adjusting of bearing clearance is not subject to the restriction in space, regulates more convenient.
Description
Technical field
The utility model relates to engineering machinery field, is specifically related to the riding wheel apparatus that a kind of play can regulate and has the trucd mixer of the riding wheel apparatus that this play can regulate.
Background technology
Concrete mixing and transporting car is a kind of common concrete transporting equipment.Mixing drum is housed to deliver mixed concrete on the chassis of concrete mixing and transporting car, in transportation, in order to ensure that delivered concrete can not solidify, mixing drum need remain rotary state.Support roller is to be supported by a pair of taper roll bearing being arranged in axle, carries whole mixing drum together with reductor.
In order to make mixing drum energy normal rotation, the front-end and back-end of mixing drum are equipped with support, and front end and the chassis of mixing drum are connected to form front support; As shown in Figure 1, the back taper portion of mixing drum 100 is provided with rear cone raceway, and on the car body of concrete delivery truck, relevant position is provided with the support roller 101 for supporting mixing drum 100, and support roller 101 can rotate with mixing drum 100, forms rear support.
Current trucd mixer homogeneity competition, the mutual rate of exchange of each family constantly decline product profit space, and one of Main Means that improves product competitiveness is exactly to improve product reliability, reduces Market Feedback rate.But the cylindrical shell that trucd mixer is huge, only depends on reductor and two support rollers to support, find that according to service condition support roller damage frequency is higher, often go wrong as bearing earlier period damage, wheel turns abnormal sound, support roller self dismounting difficulty, the problems such as play can not regulate, dismounting difficulty.
At present, in the assembling process of the trucd mixer riding wheel apparatus generally using in industry, support roller play can not regulate, and needs to increase to adjust pad, increases slave mandrel, and whole assembling process is comparatively complicated, assembling difficulty, and efficiency of assembling is lower.
Utility model content
Riding wheel apparatus and trucd mixer that the utility model provides a kind of play to regulate, this riding wheel apparatus has solved the technical problem of the play that can not regulate bearing of prior art existence.Main utility model object of the present utility model is the play that can regulate bearing.
For achieving the above object, the utility model provides following technical scheme:
The riding wheel apparatus that play can regulate, riding wheel apparatus comprises support, axle, clamp nut, compressing member, bearing and support roller body;
Axle is fixedly mounted on support, and the end that axle is positioned at support outside has external screw thread, and clamp nut is installed on to be had on externally threaded end;
Compressing member is between clamp nut and bearing, and bearing is located in the axially extending bore of support roller body, bearing and axle socket.
According to an embodiment of the present utility model, further, the sleeve that compressing member is tubular, compressing member and axle socket.
According to an embodiment of the present utility model, further, support comprises the spaced the first side wall of tool, the second sidewall, and axle passes the first side wall, second sidewall of support and is fixedly connected with support.
According to an embodiment of the present utility model, further, compressing member is provided with the clamping boss extending along this compressing member radial outside near the first end of clamp nut, and clamping boss is between clamp nut and the first side wall.
According to an embodiment of the present utility model, further, riding wheel apparatus also comprises the first seal cover and the second seal cover, and the first seal cover is arranged between compressing member and bearing, the first end of the first end of the first seal cover against the second end of compressing member, the second end against bearing; The second seal cover is arranged between bearing and the second sidewall, the inner side of the first end of the second seal cover against the second end of bearing, the second end against the second sidewall.
According to an embodiment of the present utility model, further, on the first seal cover or the second seal cover, be provided with oil outlet.
According to an embodiment of the present utility model, further, riding wheel apparatus also comprises the first reinforced seal and the second reinforced seal, the first reinforced seal is arranged between the first seal cover and support roller body and the oil-out of the first end of sealed bearing, and the second reinforced seal is arranged between the second seal cover and support roller body and the oil-out of the second end of sealed bearing.
According to an embodiment of the present utility model, further, the second end of axle is stuck in the outside of the second sidewall, and the end of the second end of axle is fixed by fixture and the second sidewall.
According to an embodiment of the present utility model, further, riding wheel apparatus also comprises limiting plate, and the second end of axle is provided with ledge structure, and limiting plate is against ledge structure, and fixes by set bolt and the second sidewall.
The utility model also provides following technical scheme:
A kind of trucd mixer, trucd mixer comprises the riding wheel apparatus that play as above can regulate.
Based on the arbitrary technical scheme in technique scheme, the utility model embodiment at least can produce following technique effect:
The riding wheel apparatus that can regulate due to play provided by the utility model comprises support, axle, clamp nut, compressing member, bearing and support roller body; Axle is fixedly mounted on support, and the end that axle is positioned at support outside has external screw thread, and clamp nut is installed on to be had on externally threaded end; Compressing member is between clamp nut and bearing, bearing is located in the axially extending bore of support roller body, the socket of bearing and axle, the first end of compressing member against the inner side of clamp nut, the second end is against bearing, need to adjust the play of bearing time, rotation is placed on the clamp nut of the first end of axle, clamp nut compresses or unclamps compressing member, adjusts the play of bearing, regulates the play of bearing by being located at the clamp nut in support outside, the adjusting of bearing clearance is not subject to the restriction in space, regulates more convenient.
Brief description of the drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the support roller of prior art and the schematic diagram of mixing drum;
Fig. 2 is the generalized section of riding wheel apparatus of the present utility model.
Detailed description of the invention
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
It should be noted that: any technical characterictic in the present embodiment, any technical scheme is all one or more in technical characterictic or the optional technical scheme of plurality of optional, cannot exhaustive all alternative technical characterictics of the present utility model and alternative technical scheme in order to describe succinct need in presents, also the embodiment that is not easy to each technical characterictic all emphasizes that it is one of optional numerous embodiments, so those skilled in the art should know: any technical characterictic in the present embodiment and any technical scheme all do not limit protection domain of the present utility model, protection domain of the present utility model should comprise that those skilled in the art do not pay the thinkable any alternate embodiments of creative work.
Below in order to narrate conveniently, hereinafter alleged " left side ", " right side ", " on ", left and right, the upper and lower of D score and accompanying drawing itself is to consistent.
As shown in Figure 2, the riding wheel apparatus that a kind of play can regulate, riding wheel apparatus comprises support 1, axle 2, clamp nut 3, compressing member 4, bearing 5 and support roller body 6;
Axle 2 is fixedly mounted on support 1, and the end that axle 2 is positioned at support 1 outside has external screw thread, and clamp nut 3 is installed on to be had on externally threaded end;
Compressing member 4 is between clamp nut 3 and bearing 5, and bearing 5 is located in the axially extending bore of support roller body 6, and bearing 5 is socketed with axle 2.
The bearing clearance of this riding wheel apparatus can regulate, and regulative mode is clamp nut → compressing member → bearing, has avoided roller bracket, has reduced difficulty of processing.In addition, support roller assembly technology is simple, adjusts pad without exchanging, without increasing slave mandrel, and directly assembling, only need tighten clamp nut can realize axial adjustment function, and efficiency of assembling is higher.
This riding wheel apparatus has solved the shortcoming that support machining accuracy is higher, production efficiency is low, disqualification rate is high; Also having solved support roller play in assembling process can not regulate, need to increase adjustment pad, increases slave mandrel, assemble the shortcoming difficult, efficiency of assembling is low.In addition, bearing damage, the wheel turns of this riding wheel apparatus to the early stage feedback of trucd mixer is abnormal, " stuck " do not turn or the problem such as surface tear has some improvement.
The sleeve that compressing member 4 is tubular, compressing member 4 is socketed with axle 2.
Compressing member 4 also can adopt semi-circular structure, arcuate structure etc.; all one end of playing are against clamp nut 3, the other end against bearing 5; the structure that the axial displacement of clamp nut 3 can be passed to bearing 5 all can be used as the compressing member in the application, all should be in protection domain of the present utility model.
Support 1 comprises the spaced the first side wall 7 of tool, the second sidewall 8, the first side wall 7, the second sidewall 8 be arranged in parallel, the first side wall 7, on the second sidewall 8, be respectively equipped with the first through hole for back shaft 2, the second through hole, the first through hole, the second through hole alignment arranges, axle 2 passes the first through hole of the first side wall 7 of support 1 successively, the second through hole of the second sidewall 8 is also fixedly connected with support 1, the second end of axle 2 and the second sidewall 8 are fixing, the first end of axle 2 is positioned at the outside of the first side wall 7, the first end of axle 2 is provided with screw thread, clamp nut 3 is threaded onto the first end of axle 2, clamp nut 3 is tightened can fixed axis 2, prevent that axle 2 from rotating.
Compressing member 4 is between clamp nut 3 and bearing 5, compressing member 4 is through the first through hole of the first side wall 7, the first end of compressing member 4 is against the inner side of clamp nut 3, the second end of compressing member 4, against bearing 5, need to adjust the play of bearing 5 time, rotatably compresses nut 3, clamp nut 3 is by compression or unclamp compressing member 4, by compressing member 4, power and displacement are passed to bearing 5,, by adjusting the axial stroke of clamp nut 3, can realize the adjustment of the play of bearing 5.
This riding wheel apparatus regulates the play of bearing by being located at the clamp nut in support outside, the adjusting of bearing clearance is not subject to the restriction in space, regulates more convenient.
Compressing member 4 is provided with the clamping boss 9 extending along this compressing member 4 radial outsides near the first end of clamp nut 3, clamping boss 9 is between clamp nut 3 and the first side wall 7, can realize play regulates to compress bearing to clamping boss on the one hand, the Main Function of boss is to utilize support roller working deformation feature on the other hand, realize compression, solve the monolateral stressed problem of roller bracket.
Riding wheel apparatus also comprises that the first seal cover 10 and the second seal cover 11, the first seal covers 10 are arranged between compressing member 4 and bearing 5, the first end of the first end of the first seal cover 10 against the second end of compressing member 4, the second end against bearing 5; The second seal cover 11 is arranged between bearing 5 and the second sidewall 8, the inner side of the first end of the second seal cover 11 against the second end of bearing 5, the second end against the second sidewall 8.
The play of this riding wheel apparatus can regulate, and regulative mode is clamp nut → compressing member → the first seal cover → bearing, has avoided roller bracket, has reduced difficulty of processing.
On the first seal cover 10 or the second seal cover 11, be provided with oil outlet 12, dirty oil can be discharged smoothly by oil outlet 12.
Riding wheel apparatus also comprises the first reinforced seal 13 and the second reinforced seal 14, the first reinforced seal 13 is arranged between the first seal cover 10 and support roller body 6 and the oil-out of the first end of sealed bearing 5, and the second reinforced seal 14 is arranged between the second seal cover 11 and support roller body 6 and the oil-out of the second end of sealed bearing 5.
Outside framework oil seal is also in reinforced seal, is made up of three parts: oil seal body, web frame and self-tightening helical spring, the effect of oil sealing is exactly generally in drive disk assembly, to need lubricated parts and the parts isolation of exerting oneself, and is unlikely to allow oil seepage.Skeleton just, as the reinforcing bar of concrete component the inside, plays the effect of reinforcement, and makes oil sealing can keep shape and tension force.Outside framework oil seal under free state, its internal diameter is less than the internal diameter of bearing, has certain " magnitude of interference ".Therefore,, after oil sealing packs on oil seal seat and bearing, the helical spring convergent force of the pressure of oil sealing cutting edge and self-tightening produces certain radially tight power to bearing, after operation after a while, this pressure can reduce rapidly and even disappear, thereby, add upper spring Compensation oil seal self-tightening power at any time.
This riding wheel apparatus has been applied the form of reinforced seal, and the sealing effectiveness of reinforced seal is better, can effectively prevent that foreign material from entering bearing inside, improves the service life of bearing.
The second end of axle 2 is stuck in the outside of the second sidewall 8, and the end of the second end of axle 2 is fixing by fixture and the second sidewall 8.After fixture is fixing by the second end of axle and the second sidewall, axle can not be in axial and radial motion.
Riding wheel apparatus also comprises limiting plate 15, the second end of axle 2 is provided with ledge structure, 15 whiles of limiting plate are against the lateral surface of ledge structure, the second sidewall 8, and by set bolt 16, this limiting plate 15 and the second sidewall 8 are fixed, certainly also can limiting plate 15 and the second end of axle 2 be fixed by set bolt 16, ledge structure can be realized and supporting and spacing pair of effect.
A kind of trucd mixer, trucd mixer comprises the riding wheel apparatus that play as above can regulate.
Because above-mentioned support roller possesses above-mentioned technique effect, the trucd mixer with this support roller also should possess corresponding technique effect, is no longer described in detail at this.
The other parts of trucd mixer can be with reference to prior art, no longer launches herein to describe.
Above-mentioned arbitrary technical scheme disclosed in the utility model unless otherwise stated, if it discloses number range, so disclosed number range is preferred number range, any it should be appreciated by those skilled in the art: preferred number range is only the obvious or representative numerical value of technique effect in many enforceable numerical value.Because numerical value is more, cannot be exhaustive, so the utility model just discloses part numerical value to illustrate the technical solution of the utility model, and the above-mentioned numerical value of enumerating should not form the restriction of the utility model being created to protection domain.
If used the word such as " first ", " second " to limit parts herein, those skilled in the art should know: the use of " first ", " second " is only used to be convenient to describe above parts are distinguished as not having outside Stated otherwise, and above-mentioned word does not have special implication.
Simultaneously, if above-mentioned the utility model discloses or has related to parts or the structural member of connection fastened to each other, so, unless otherwise stated, be fixedly connected with and can be understood as: can dismantle and be fixedly connected with (for example using bolt or screw to connect), also can be understood as: non-removable being fixedly connected with (for example rivet, weld), certainly, connection fastened to each other also can for example, be replaced (obviously cannot adopt except integrally formed technique) by integral type structure (use casting technique is integrally formed to be created).
In addition, in the disclosed arbitrary technical scheme of above-mentioned the utility model applied for the term that represents position relationship or shape unless otherwise stated its implication comprise and its approximate, similar or approaching state or shape.Arbitrary parts that the utility model provides can be both to be assembled by multiple independent parts, the produced separate part of the technique that also can be one of the forming.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement detailed description of the invention of the present utility model; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of the utility model request protection.
Claims (10)
1. the riding wheel apparatus that play can regulate, is characterized in that,
Described riding wheel apparatus comprises support, axle, clamp nut, compressing member, bearing and support roller body;
Axle is fixedly mounted on support, and the end that axle is positioned at support outside has external screw thread, and clamp nut is installed on to be had on externally threaded end;
Compressing member is between clamp nut and bearing, and bearing is located in the axially extending bore of support roller body, bearing and axle socket.
2. riding wheel apparatus according to claim 1, is characterized in that,
Compressing member is the sleeve of tubular, compressing member and axle socket.
3. riding wheel apparatus according to claim 1, is characterized in that,
Support comprises the spaced the first side wall of tool, the second sidewall, and axle passes the first side wall, second sidewall of support and is fixedly connected with support.
4. riding wheel apparatus according to claim 3, is characterized in that,
Compressing member is provided with the clamping boss extending along this compressing member radial outside near the first end of clamp nut, clamping boss is between clamp nut and the first side wall.
5. riding wheel apparatus according to claim 3, is characterized in that,
Described riding wheel apparatus also comprises the first seal cover and the second seal cover, and the first seal cover is arranged between compressing member and bearing, the first end of the first end of the first seal cover against the second end of compressing member, the second end against bearing; The second seal cover is arranged between bearing and the second sidewall, the inner side of the first end of the second seal cover against the second end of bearing, the second end against the second sidewall.
6. riding wheel apparatus according to claim 5, is characterized in that,
On the first seal cover or the second seal cover, be provided with oil outlet.
7. riding wheel apparatus according to claim 5, is characterized in that,
Described riding wheel apparatus also comprises the first reinforced seal and the second reinforced seal, the first reinforced seal is arranged between the first seal cover and support roller body and the oil-out of the first end of sealed bearing, and the second reinforced seal is arranged between the second seal cover and support roller body and the oil-out of the second end of sealed bearing.
8. riding wheel apparatus according to claim 3, is characterized in that,
The second end of axle is stuck in the outside of the second sidewall, and the end of the second end of axle is fixed by fixture and the second sidewall.
9. riding wheel apparatus according to claim 8, is characterized in that,
Described riding wheel apparatus also comprises limiting plate, and the second end of axle is provided with ledge structure, and limiting plate is against ledge structure, and fixes by set bolt and the second sidewall.
10. a trucd mixer, is characterized in that, described trucd mixer comprises the riding wheel apparatus that the play described in claim 1-9 any one can regulate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289502.6U CN203919386U (en) | 2014-05-30 | 2014-05-30 | The riding wheel apparatus that a kind of play can regulate and trucd mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289502.6U CN203919386U (en) | 2014-05-30 | 2014-05-30 | The riding wheel apparatus that a kind of play can regulate and trucd mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203919386U true CN203919386U (en) | 2014-11-05 |
Family
ID=51815259
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420289502.6U Expired - Lifetime CN203919386U (en) | 2014-05-30 | 2014-05-30 | The riding wheel apparatus that a kind of play can regulate and trucd mixer |
Country Status (1)
| Country | Link |
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| CN (1) | CN203919386U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978554A (en) * | 2014-05-30 | 2014-08-13 | 徐州徐工施维英机械有限公司 | Supporting wheel device with adjustable clearance and agitating lorry |
-
2014
- 2014-05-30 CN CN201420289502.6U patent/CN203919386U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978554A (en) * | 2014-05-30 | 2014-08-13 | 徐州徐工施维英机械有限公司 | Supporting wheel device with adjustable clearance and agitating lorry |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |