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KR101552199B1 - Center bearing for propeller shaft - Google Patents

Center bearing for propeller shaft Download PDF

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Publication number
KR101552199B1
KR101552199B1 KR1020150082591A KR20150082591A KR101552199B1 KR 101552199 B1 KR101552199 B1 KR 101552199B1 KR 1020150082591 A KR1020150082591 A KR 1020150082591A KR 20150082591 A KR20150082591 A KR 20150082591A KR 101552199 B1 KR101552199 B1 KR 101552199B1
Authority
KR
South Korea
Prior art keywords
bracket
auxiliary
propeller shaft
groove
center bearing
Prior art date
Application number
KR1020150082591A
Other languages
Korean (ko)
Inventor
배병훈
Original Assignee
주식회사 티에스알
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 티에스알 filed Critical 주식회사 티에스알
Priority to KR1020150082591A priority Critical patent/KR101552199B1/en
Application granted granted Critical
Publication of KR101552199B1 publication Critical patent/KR101552199B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/22—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of main drive shafting, e.g. cardan shaft
    • B60K17/24—Arrangements of mountings for shafting
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/06—Elastic or yielding bearings or bearing supports, for exclusively rotary movement by means of parts of rubber or like materials
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/02—Rigid support of bearing units; Housings, e.g. caps, covers in the case of sliding-contact bearings

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Motor Power Transmission Devices (AREA)

Abstract

The present invention relates to a center bearing for a propeller shaft and, more specifically, to a center bearing for a propeller shaft to reduce the weight of a center bearing provided between rear and front propeller shafts of a vehicle and to improve coupling. The present invention reduces production costs and weight of the center bearing provided for a propeller shaft and provides a center bearing which has a simple structure and is easy to manufacture. A bracket as a component of the center bearing is made of reinforced plastics, wherein a groove or a protrusion is formed on the bracket or an auxiliary bracket, thereby reducing the weight and improving coupling.

Description

Center bearing for propeller shaft "

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a center bearing for a propeller shaft, and more particularly, to a center bearing for a propeller shaft having a center bearing formed between a rear propeller shaft and a front propeller shaft of the vehicle,

The propeller shaft is a power transmission shaft that transmits the power of the engine received through the transmission from the rear-wheel drive vehicle or the four-wheel drive vehicle to the differential gears (differential gears) before and after the vehicle. In addition, a conventional propeller shaft includes a propeller shaft

A propeller shaft yoke fixed to the inner circumferential surface or the outer circumferential surface of the cylinder and having a spline formed along the axial direction and coupled to the driven shaft yoke via a cross shaft to transmit rotational force, And the like.

In a vehicle drivetrain consisting of two propeller shafts, a front propeller shaft and a rear propeller shaft, the front propeller shaft is connected to the transmission side and the rear propeller shaft is connected to the differential gear side. A center bearing is mounted between the front propeller shaft and the rear propeller shaft, and a stopper is provided in the center bearing to block the entry of foreign matter.

A conventional stopper is generally made of a single material of steel, and the structure of the stopper is a columnar shape and is fixed to the center bearing, and a flange is formed from the stopper. And a sealing portion for blocking foreign matter from entering the center bearing. These stoppers are manufactured by machining steel pipes or steel round rods, and the sealing parts are manufactured by grinding.

However, since the conventional stopper as described above is made of steel, it is disadvantageous in terms of weight, and is also disadvantageous in terms of the machining cost by polishing the entire surface of the steel part and the sealing part.

In the above conventional technology, an array of underground power sockets for preventing sagging of a plurality of transmission / distribution cables is described. This is not only costly in construction, but also has a very complicated configuration.

Another type of technology is a technology which is not different from the conventional technology described above, and has a problem that the configuration itself is very complicated and a manufacturing cost is high, and installation is limited.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in order to solve the problems of the prior art described above, and it is an object of the present invention to provide a propeller shaft which can reduce the manufacturing cost of the center bearing, reduce the weight of the product, The center was focused on providing a center bearing and it was created as a technical problem.

According to an aspect of the present invention, there is provided a vehicle including a rear propeller shaft and a front propeller shaft, the vehicle including a bearing, an inner bush, and a rubber folder, The bracket is formed of a reinforced plastic material. The bracket is wrapped around the lower side of the bracket, and a binding member passing through the binding groove of the bracket is inserted into both sides of the bracket. A center bracket for a propeller shaft, and a sub bracket formed of a steel material and formed with a groove.

The center bearing for a propeller shaft according to the present invention is formed of a reinforced plastic material, which is a component of the present invention, to reduce the weight of the bracket (aluminum material) by about 50%, and to minimize weight A groove having a predetermined depth is formed on the outer periphery of the bracket and a separate auxiliary bracket is provided to increase the binding force of the bracket. The auxiliary bracket is made of steel material and is formed so as to enclose only the lower portion of the bracket, The bracket and the auxiliary bracket are provided with a fitting groove and an auxiliary fitting portion to increase the binding force and to form grooves or protrusions in the bracket and the auxiliary bracket to maximize the binding force when they are combined with each other, The weight was minimized by changing it, Were raised for ease valency reduction and production brought, will as a useful invention to maximize the bonding force to the bracket and the auxiliary bracket to form grooves or projections or the fitting groove and the auxiliary fitting portion.

1 is a perspective view showing a center bearing according to the present invention;
2 is a perspective view showing the connection of the bracket and the auxiliary bracket among the center bearings of the present invention;
3 is a side view and an enlarged view showing another embodiment of the bracket among the center bearings of the present invention
4 is a perspective view showing another embodiment of the bracket among the center bearings of the present invention,
5 is a perspective view showing another embodiment of the auxiliary bracket among the center bearings of the present invention.
6 is a perspective view, a side sectional view and an enlarged view showing another embodiment of the auxiliary bracket among the center bearings of the present invention
7 is a perspective view, a side sectional view, and an enlarged view showing another embodiment of the auxiliary bracket among the center bearings of the present invention
8 is a perspective view showing another embodiment of the auxiliary bracket among the center bearings of the present invention.
9 is a perspective view showing another embodiment of the bracket and the auxiliary bracket among the center bearings of the present invention.
10 is a perspective view showing a center bearing in which a bracket and an auxiliary bracket constituting a core structure of the present invention are constituted;

The center bearing 100 for a propeller shaft according to the present invention will now be described.

A center bearing 100 according to the present invention is constituted between a rear propeller shaft and a front propeller shaft of a vehicle and includes a bearing 10, an inner bush 15 and a rubber folder 20, and protrudes on both sides, The bracket is formed of a reinforced plastic material. The bracket is wound around a lower side of the bracket and has a fastening groove (31) of the bracket (30) on both sides thereof. The center bearing for a propeller shaft An auxiliary bracket 40 formed of a steel material and formed with auxiliary coupling grooves 41 so that the penetrating binding members can penetrate and be connected and fixed.

One or more grooves (33) or projections (35) are formed on the outer periphery of the bracket (30).

The auxiliary bracket 40 is fitted to the groove 33 formed on the lower side of the bracket 30.

One or more auxiliary grooves 43 or auxiliary protrusions 45 are formed in the auxiliary bracket 40.

One or more fitting grooves (37) are formed on one side of the binding groove (31) formed in the bracket (30).

An auxiliary fitting portion 47 is formed at one side of the auxiliary binding groove 41 formed in the auxiliary bracket 40 so as to be fitted into the fitting groove 37.

The auxiliary coupling groove 41 formed in the auxiliary bracket 40 is formed with an extension 49 having a predetermined length to be inserted into the coupling groove 31 of the bracket 30.

The center bearing 100 for a propeller shaft according to the present invention will be described in more detail with reference to FIGS. 1 to 10,

First, a commonly used center bearing is configured between the rear propeller shaft and the front propeller shaft of the vehicle.

Wherein the center bearing has a circular tube shape, a bracket having a coupling groove formed on both sides thereof so as to connect and fix the coupling member, and a bearing, an inner bush, and a rubber folder are formed in the circular tube, A separate outer bushing is formed.

Conventionally used center bearings are made of an aluminum material such as brackets (approximately 130 grams) and outer bushes (approximately 40 grams), so that the weight of the entire center bearing is excessively large. As a result, Fuel ratio of the engine.

Accordingly, in the center bearing 100 of the present invention, the bracket 30 is formed of a reinforced plastic material (approximately 60 grams) to reduce the weight of the conventional bracket by approximately 50%.

The bracket 30 protrudes to both sides and a binding groove 31 is formed so that the binding member can penetrate and bind.

Referring to Figures 1 to 4,

One or more grooves (33) or projections (35) are formed on the outer periphery of the bracket (30).

The grooves 33 or protrusions 35 are formed on the upper or lower or upper or lower side of the bracket 30 and the grooves 33 have a penetration or a predetermined depth, The protrusions 35 are formed on the inner circumference of the protrusion 35. The formation of the grooves 33 and the protrusions 35 may vary depending on the use,

In the present invention, a conventional bracket (40) for covering the lower portion of the bracket (30) is used without using a commonly used outer bush.

Referring to Figures 1, 2 and 5 to 10,

The auxiliary bracket 40 is formed of a steel material and is formed so as to surround the lower side of the bracket 30.

The auxiliary fastening groove 41 is formed on both sides of the auxiliary bracket 40 so that the fastening member passing through the fastening groove 31 of the bracket 30 can penetrate and be connected and fixed.

One or more auxiliary grooves 43 or auxiliary protrusions 45 are formed in the auxiliary bracket 40.

The auxiliary groove 43 or the auxiliary projection 45 is formed on the auxiliary bracket 40 and the auxiliary groove 43 is formed to have a penetration or a predetermined depth, The auxiliary grooves 43 and the auxiliary protrusions 45 may be varied depending on the use, so that the present invention is not limited to the above description.

The grooves 33 and the projections 35 of the bracket 30 can be easily formed according to the engagement of the auxiliary groove 43 and the auxiliary projection 45 of the auxiliary bracket 40, It is not limited to explanation.

Referring to FIG. 4,

The auxiliary bracket 40 may be fitted into the groove 33 formed in the lower side of the bracket 30. The auxiliary bracket 40 may include a groove 33 formed at a lower portion of the bracket 30 So that the binding force for connection between the bracket 30 and the auxiliary bracket 40 can be increased.

Referring to FIG. 8,

The auxiliary coupling groove 41 formed in the auxiliary bracket 40 is formed with an extension 49 having a predetermined length so as to be inserted into the coupling groove 31 of the bracket 30. The extension 49, After the auxiliary bracket 40 is engaged with the bracket 30 and then engaged with the coupling groove 31 and the auxiliary coupling groove 41 using a separate coupling member, the auxiliary bracket 40 is engaged with the bracket 30 The extension portion 49 having a predetermined length is formed so as to be fitted to the outer periphery of the coupling groove 31 of the bracket 30 to a predetermined depth in order to prevent it from being detached from the bracket 30.

Referring to FIG. 9,

One or more fitting grooves 37 are formed on one side of the coupling groove 31 formed in the bracket 30 and one side of the auxiliary coupling groove 41 formed in the auxiliary bracket 40 is provided with a fitting groove 37 are formed in the auxiliary fitting portion 47. The auxiliary fitting portion 47,

The coupling groove 37 and the auxiliary fitting portion 47 are connected to each other by a separate coupling member so as to increase the coupling force for connection between the bracket 30 and the auxiliary bracket 40.

According to the present invention, the bracket is made of a reinforced plastic material to reduce the weight of the bracket (aluminum material) by about 50%, and to form a groove with a certain depth in the outer periphery of the bracket for minimizing the weight The auxiliary bracket is made of a steel material so as to enclose only the lower portion of the bracket so as to minimize the weight of the auxiliary bracket. In order to increase the binding force between the bracket and the auxiliary bracket, The grooves and projections are formed on the bracket and the auxiliary bracket to form the grooves and the auxiliary fittings to increase the binding force and to maximize the binding force when the grooves or the projections are joined to each other, Thereby reducing production costs and increasing ease of production The bracket and the auxiliary bracket have grooves or protrusions or fitting grooves and auxiliary fittings to maximize the binding force.

10: bearing 15: inner bush 20: rubber folder
30: bracket 31: binding groove 33: groove
35: projecting portion 37: fitting groove
40: auxiliary bracket 41: auxiliary binding groove 43: auxiliary groove
45: auxiliary projection part 47: auxiliary fitting part 49: extension part
100: Center bearing

Claims (7)

A center bearing for a propeller shaft which is formed between a rear propeller shaft and a front propeller shaft of a vehicle and includes a bearing, an inner bush and a rubber folder, and a bracket protruding from both sides of the bracket and having a coupling groove formed therein,
The bracket is formed of a reinforced plastic material,
An auxiliary fastening groove 41 is formed on both sides of the lower bracket 30 so that a fastening member passing through the fastening groove 31 of the bracket 30 can penetrate and be connected and fixed. (40) is included in the central bearing (40).
The method according to claim 1,
And a plurality of grooves (33) or projections (35) are formed on the outer periphery of the bracket (30).
3. The method of claim 2,
And the auxiliary bracket (40) is fitted in the groove (33) formed on the lower side of the bracket (30).
The method according to claim 1,
Wherein the auxiliary bracket (40) is formed with one or more auxiliary grooves (43) or auxiliary protrusions (45).
The method according to claim 1,
Wherein one or more fitting grooves (37) are formed on one side of the coupling groove (31) formed in the bracket (30).
6. The method of claim 5,
Wherein an auxiliary fitting portion (47) is formed at one side of the auxiliary coupling groove (41) formed in the auxiliary bracket (40) to fit into the fitting groove (37).
The method according to claim 1,
Wherein the auxiliary coupling groove (41) formed in the auxiliary bracket (40) is formed with an extended portion (49) having a predetermined length to be fitted into the coupling groove (31) of the bracket (30) Center bearing.
















KR1020150082591A 2015-06-11 2015-06-11 Center bearing for propeller shaft KR101552199B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150082591A KR101552199B1 (en) 2015-06-11 2015-06-11 Center bearing for propeller shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150082591A KR101552199B1 (en) 2015-06-11 2015-06-11 Center bearing for propeller shaft

Publications (1)

Publication Number Publication Date
KR101552199B1 true KR101552199B1 (en) 2015-09-10

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Application Number Title Priority Date Filing Date
KR1020150082591A KR101552199B1 (en) 2015-06-11 2015-06-11 Center bearing for propeller shaft

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017104928A1 (en) * 2015-12-17 2017-06-22 주식회사 티에스알 Supporting force-enhanced propeller shaft center bearing
KR20210105746A (en) * 2020-02-19 2021-08-27 (주)엘케이지엘에스피 Center bearing of propeller shaft with improved impact absorption power and durability

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007052140A (en) 2005-08-16 2007-03-01 Jsr Corp Photosensitive resin composition, spacer for display panel and display panel

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007052140A (en) 2005-08-16 2007-03-01 Jsr Corp Photosensitive resin composition, spacer for display panel and display panel

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017104928A1 (en) * 2015-12-17 2017-06-22 주식회사 티에스알 Supporting force-enhanced propeller shaft center bearing
KR20210105746A (en) * 2020-02-19 2021-08-27 (주)엘케이지엘에스피 Center bearing of propeller shaft with improved impact absorption power and durability
KR102333371B1 (en) * 2020-02-19 2021-12-03 (주)엘케이지엘에스피 Center bearing of propeller shaft with improved impact absorption power and durability

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