KR20150055352A - Device for assembling together eccentric bearing - Google Patents

Device for assembling together eccentric bearing Download PDF

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Publication number
KR20150055352A
KR20150055352A KR1020130137582A KR20130137582A KR20150055352A KR 20150055352 A KR20150055352 A KR 20150055352A KR 1020130137582 A KR1020130137582 A KR 1020130137582A KR 20130137582 A KR20130137582 A KR 20130137582A KR 20150055352 A KR20150055352 A KR 20150055352A
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KR
South Korea
Prior art keywords
eccentric bearing
jig
mounting groove
guide bar
eccentric
Prior art date
Application number
KR1020130137582A
Other languages
Korean (ko)
Inventor
이동욱(1603728)
Original Assignee
현대모비스 주식회사
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Publication date
Application filed by 현대모비스 주식회사 filed Critical 현대모비스 주식회사
Priority to KR1020130137582A priority Critical patent/KR20150055352A/en
Publication of KR20150055352A publication Critical patent/KR20150055352A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
    • B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
    • 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
    • F16C43/00—Assembling bearings
    • F16C43/02—Assembling sliding-contact bearings
    • 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
    • F16C2361/00—Apparatus or articles in engineering in general
    • F16C2361/45—Brakes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Transportation (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

According to the present invention, disclosed is an assembly device for an eccentric bearing. The assembly device for an eccentric bearing of the present invention comprises: a first jig unit having a first mounting groove into which one side of the eccentric bearing is inserted; a second jig unit coupled to the first jig unit by surrounding the eccentric bearing and having a second mounting groove into which the other side of the eccentric bearing is inserted; and a guide bar penetrating through the eccentric bearing by being inserted between the first jig unit and the second jig unit and adjusting the assembly direction of the eccentric bearing.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an assembling apparatus for an eccentric bearing,

The present invention relates to an assembly device for an eccentric bearing, and more particularly, to an assembly device for an eccentric bearing capable of reducing an assembly error of an eccentric bearing connected to a motor shaft.

Generally, an electronically controlled brake system is used for effectively preventing a vehicle from slipping and obtaining a strong and stable braking force. The electronically controlled brake system includes an anti-lock brake system (ABS) A brake traction control system (BTCS) for preventing slippage of the drive wheels in the event of sudden acceleration or rapid acceleration of the vehicle, and an anti-lock brake system and traction control in combination to control the brake hydraulic pressure, (VDC: Vehicle Dynamic Control System) that stably maintains the vehicle speed and the like.

The electronically controlled brake system includes a plurality of solenoid valves for controlling the braking hydraulic pressure transmitted to the hydraulic brake side mounted on the wheel, a low pressure accumulator for temporarily storing the oil that has escaped from the hydraulic brake, and a high pressure accumulator and a low pressure accumulator. A pump for pumping, and an ECU for controlling the driving of the pump and the solenoid valves and the motor.

In the electronically controlled brake system, the oil of the low pressure accumulator is pressurized and pumped to the high pressure accumulator by the operation of the pump, and the pressurized oil is transmitted to the hydraulic brake or the master cylinder assembly side, thereby electronically controlling the wheel.

In the conventional electronically controlled brake system, an eccentric bearing is installed in a multi-stage on one motor shaft, and each pump performs one suction stroke and discharge stroke in accordance with one rotation of the motor shaft to supply compressed oil to each hydraulic circuit.

The background art of the present invention is disclosed in Korean Patent Laid-Open Publication No. 2011-0033617 (published on Mar. 31, 2011, entitled Pump Unit for Electronically Controlled Brake System).

Conventionally, when a plurality of eccentric bearings are assembled to the motor shaft at a predetermined angle, an assembly error occurs due to tolerance due to the clearance of the eccentric bearing. Therefore, there is a need for improvement.

It is an object of the present invention to provide an assembly device for an eccentric bearing capable of reducing an assembly error of an eccentric bearing connected to a motor shaft.

The eccentric bearing assembling apparatus according to the present invention comprises: a first jig portion having a first mounting groove into which one side of an eccentric bearing is inserted; a second jig portion surrounding the eccentric bearing and coupled to the first jig portion, 2 mounting groove, and a guide bar inserted between the first and second jig portions and passing through the eccentric bearing to adjust an assembling direction of the eccentric bearing.

The first jig includes a first jig body having a plurality of first mounting grooves formed on the inner side thereof, a first upper connecting portion communicating with the first mounting groove at an upper side of the first jig body to form a passage through which the guide bar is moved, And a first lower connection portion communicating with the first mounting groove on the lower side of the first jig body to form a passage through which the guide bar is moved.

The second jig includes a second jig body having a plurality of second mounting grooves formed on the inner side thereof, a second upper connection portion communicating with the second mounting groove on the upper side of the second jig body to form a passage through which the guide bar is moved, And a second lower connection portion communicating with the second mounting groove on the lower side of the second jig body to form a passage through which the guide bar is moved.

It is preferable that the first mounting groove and the second mounting groove are provided in the same number as the number of eccentric bearings inserted into the motor shaft.

The guide bar preferably includes a guide body passing through the inner hole of the eccentric bearing and a guide protrusion inserted into the keyway of the eccentric bearing protruding outside the guide body and communicating with the inner hole to adjust the assembling direction of the eccentric bearing .

The direction of the eccentric bearing is firstly adjusted while the eccentric bearing is mounted between the second jig portion of the first jig and the guide bar is inserted into the key groove of the eccentric bearing, The assembling error of the eccentric bearing connected to the motor shaft is reduced, so that the operation reliability of the eccentric bearing-equipped device can be improved.

1 is a partially cutaway perspective view schematically showing a state of use of an assembling device for an eccentric bearing according to an embodiment of the present invention.
2 is a plan view of an eccentric bearing coupled to a motor shaft by an assembling device for an eccentric bearing according to an embodiment of the present invention.
3 is a plan view schematically showing a state in which a plurality of eccentric bearings are installed in the longitudinal direction.
4 is an exploded perspective view schematically showing a use state of an eccentric bearing assembly apparatus according to an embodiment of the present invention.
5 is a perspective view schematically showing a state in which a guide bar according to an embodiment of the present invention is installed through a plurality of eccentric bearings.
6 is a plan view schematically showing a state in which a keyway of an eccentric bearing stacked inside the first and second jig portions is in communication with each other according to an embodiment of the present invention.
7 is a perspective view schematically showing a state in which a guide bar is in contact with a motor shaft according to an embodiment of the present invention.
FIG. 8 is a perspective view schematically illustrating a state in which a guide bar according to an embodiment of the present invention is separated from a first jig and a second jig.
9 is a perspective view schematically showing a state in which a plurality of eccentric bearings are installed on a motor shaft.

Hereinafter, an assembling apparatus for an eccentric bearing according to an embodiment of the present invention will be described with reference to the accompanying drawings. For convenience of explanation, it is assumed that a plurality of eccentric bearings are installed on the motor shaft by an assembling device for an eccentric bearing. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

Further, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a partially cutaway perspective view schematically showing a state of use of an assembling device for an eccentric bearing according to an embodiment of the present invention. FIG. 2 is a perspective view of the assembling device for an eccentric bearing according to an embodiment of the present invention, FIG. 3 is a plan view schematically showing a state in which a plurality of eccentric bearings are installed in the longitudinal direction, and FIG. 4 is a plan view showing the state of use of the eccentric bearing assembly according to an embodiment of the present invention. Fig.

1 to 4, an assembling apparatus 1 for an eccentric bearing according to an embodiment of the present invention includes a first mounting groove 28 in which one side of an eccentric bearing 10 is inserted, And a second mounting groove 38 that is coupled to the first jig 20 and surrounds the eccentric bearing 10 and into which the other side of the eccentric bearing 10 is inserted, And a guide bar 40 interposed between the first and second jig portions 20 and 30 to adjust the direction of assembling the eccentric bearing 10 while passing through the eccentric bearing 10 .

The eccentric bearing 10 includes an inner ring 12 and an outer ring 15 and an inner hole 13 on the inner side of the inner ring 12. Since the first long axis W1 is formed on one side of the outer ring 15 surrounding the outer side of the inner ring 12, the outer ring 15 is provided eccentrically toward one side.

A keyway (17) is formed on the inner side of the inner ring (12) facing the inner hole (13). The key groove 17 may be formed in various shapes within the technical concept of forming a space into which the guide protrusion 44 of the guide bar 40 is inserted.

A plurality of key grooves 17 may be formed on the inner side of the inner ring 12. A key groove 17 into which the guide protrusion 44 is inserted is set as an installation key groove 18.

When three eccentric bearings 10 are installed along the motor shaft 54, the long axis of each eccentric bearing 10 is spaced at a predetermined angle.

When the long axis of the eccentric bearing 10 installed at the top side is set as the first major axis W1 and the major axis of the eccentric bearing 10 provided at the center is set as the second major axis W2, And the second major axis W2 are spaced apart by the set angle A. [

The first major axis W1 is a virtual line connecting the center point C of the inner hole 13 and the eccentric portion of the eccentric bearing 10 in the eccentric bearing 10. [

In the eccentric bearing 10 installed on the uppermost side, the installation key groove 18 into which the guide bar 40 is inserted among the plurality of key grooves 17 coincides with the first major axis W1, but the center eccentric bearing 10 Is provided at a position spaced apart from the second major axis W2 by the set angle A. [

Therefore, when the three eccentric bearings 10 are installed in the longitudinal direction, the mounting keyways 18 of the eccentric bearings 10 are communicated with each other. Therefore, the guide protrusions 44 of the guide bar 40 are connected to the mounting keyway 18 Can be inserted.

The first jig portion 20 can be modified into various shapes within a technical idea including a first mounting groove 28 into which one side of the eccentric bearing 10 is inserted.

The first jig 20 includes a first jig body 22, a first upper connecting portion 24, a first lower connecting portion 26, and a first mounting groove 28.

The first jig body 22 forms the body of the first jig 20 and a plurality of first attachment grooves 28 are formed inside the first jig body 22.

The first mounting groove 28 forms a groove into which one side of the eccentric bearing 10 is inserted and the shape of the first mounting groove 28 is also deformed along the mounting direction of the eccentric bearing 10. [

That is, the eccentric bearing 10 is positioned such that the long axis of the eccentric bearing 10 is positioned toward the direction set around the motor shaft 54, The shape also changes.

Three first mounting grooves 28 are provided in the longitudinal direction and a first mounting groove 28 is communicated in the longitudinal direction on the inner side of the first jig body 22 according to the embodiment of the present invention.

The first upper connection part 24 communicates with the first mounting groove 28 on the upper side of the first jig body 22 to form a passage through which the guide bar 40 is moved.

The first lower connecting portion 26 communicates with the first mounting groove 28 from the lower side of the first jig body 22 to form a passage through which the guide bar 40 is moved.

The second jig 30 includes a second mounting groove 38 which surrounds the eccentric bearing 10 and is coupled to the first jig 20 and into which the other side of the eccentric bearing 10 is inserted. Shape.

The second jig 30 may be modified into various shapes within the technical idea including the second mounting groove 38 into which the other side of the eccentric bearing 10 is inserted.

The second jig 30 includes a second jig body 32, a second upper connecting portion 34, a second lower connecting portion 36, and a second mounting groove 38.

The second jig body 32 forms the body of the second jig 30 and a plurality of second attachment grooves 38 are formed inside the second jig body 32.

The second mounting groove 38 forms a groove into which the other side of the eccentric bearing 10 is inserted and the shape of the second mounting groove 38 is also deformed along the mounting direction of the eccentric bearing 10. [

Three second mounting grooves 38 are provided in the longitudinal direction and a second mounting groove 38 is communicated in the longitudinal direction on the inner side of the second jig body 32 according to the embodiment of the present invention.

The second upper connecting portion 34 is communicated with the second mounting groove 38 from the upper side of the second jig body 32 to form a passage through which the guide bar 40 is moved.

The second lower connection portion 36 communicates with the second mounting groove 38 from the lower side of the second jig body 32 to form a passage through which the guide bar 40 is moved.

The first mounting grooves 28 and the second mounting grooves 38 are provided in the same number as the number of the eccentric bearings 10 inserted into the motor shaft 54. The first mounting grooves 28, The eccentric bearing 10 is installed inside the space formed by contacting the eccentric bearing 38 with a directionality.

In other words, even if the eccentric bearing 10 is located inside the space formed between the first and second jig portions 20 and 30, Axis direction of the eccentric bearing (10) provided in the bearing (54).

The guide bar 40 is inserted between the first and second jig portions 20 and 30 and passes through the eccentric bearing 10 to adjust the assembling direction of the eccentric bearing 10, .

The guide bar 40 according to one embodiment includes a guide body 42 that penetrates the inner hole 13 of the eccentric bearing 10 and a guide body 42 that protrudes outside the guide body 42 and communicates with the inner hole 13 And a guide protrusion 44 inserted into the key groove 17 of the eccentric bearing 10 to adjust the direction in which the eccentric bearing 10 is assembled.

The guide bar 40 is inserted between the first and second jig portions 20 and 30 in a state where the first and second jig portions 20 and 30 are in contact with each other, And is installed through.

The guide protrusion 44 of the guide bar 40 is inserted into the installation key groove 18 formed in a communicating shape of the key groove 17 to again correct the mounting direction of the eccentric bearing 10. [

The motor portion 50 in which the eccentric guide is installed includes the motor body 52 and the motor shaft 54. The eccentric bearing 10 is inserted into the motor shaft 54 protruding outside the motor body 52 and then pressed to fix the eccentric bearing 10 to the motor shaft 54. [

The first major axis (W1) and the second major axis (W2) used in the present specification and claims are used to indicate directions. 3, the first major axis W1 represents the long axis of the eccentric bearing 10 stacked on the top, and the second major axis W2 represents the major axis of the eccentric bearing 10 stacked in the middle.

In the meantime, in the embodiment of the present invention, three eccentric bearings 10 are provided on the motor shaft 54, but this is merely an example, and two or more eccentric bearings 10 may be mounted on the motor shaft It is needless to say that it is possible to achieve the object of the present invention sufficiently.

Hereinafter, the operating state of the assembling apparatus 1 for an eccentric bearing according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 5 is a perspective view schematically showing a state in which a guide bar according to an embodiment of the present invention is installed through a plurality of eccentric bearings, FIG. 6 is a perspective view of the first and second jig portions according to the embodiment of the present invention, 7 is a perspective view schematically showing a state in which a guide bar is in contact with a motor shaft according to an embodiment of the present invention, and FIG. 8 is a perspective view of the eccentric bearing FIG. 9 is a perspective view schematically illustrating a state in which a plurality of eccentric bearings are installed on a motor shaft; FIG. 9 is a perspective view schematically showing a state where a guide bar is separated from a first jig .

An eccentric bearing 10 is provided between the first mounting groove 28 of the first jig portion 20 and the second mounting groove 38 of the second jig portion 30 as shown in Figures 5 and 6, .

The eccentric bearing 10 is positioned longitudinally between the first and second jig portions 20 and 30 and the mounting keyway 18 of each eccentric bearing 10 is in communication with each other.

The guide bar 40 is inserted into the first and second jig portions 20 and 30 through the upper side of the first jig portion 20 and the second jig portion 30, And the guide protrusion 44 is inserted into the installation key groove 18 to adjust the installation angle of the eccentric bearing 10. [

The first and second jig portions 20 and 30 are moved downwardly in the state where the guide bar 40 is in contact with the motor shaft 54 as shown in Figures 7 to 9, Is pushed by the motor shaft 54 and moves to the upper side of the first jig portion 20 and the second jig portion 30.

As described above, according to the present invention, since the eccentric bearing 10 is mounted between the second jig portions 30 of the first jig 20, the directionality of the eccentric bearing 10 is firstly adjusted, Since the direction of the eccentric bearing 10 is secondarily adjusted by inserting the eccentric bearing 40 into the key groove 17 of the eccentric bearing 10, the assembly error of the eccentric bearing 10 connected to the motor shaft 54 is reduced, It is possible to improve the operational reliability of the equipment in which the bearing 10 is installed.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined by the appended claims. will be. In addition, although a plurality of eccentric bearings are mounted on the motor shaft by the eccentric bearing assembly device, this is merely an example, and even when the eccentric bearing is mounted on another shaft member, the assembling device for an eccentric bearing according to the present invention Can be used. Accordingly, the true scope of the present invention should be determined by the following claims.

1: Assembly device for eccentric bearing
10: eccentric bearing 12: inner ring
13: Inner ball 15: Outer ring
17: keyway 18: installation keyway
20: first jig portion 22: first jig body
24: first upper connecting part 26: first lower connecting part
28: first mounting groove 30: second jig
32: second jig body 34: second upper connection part
36: second lower connecting portion 38: second mounting groove
40: guide bar 42: guide body
44: guide projection 50: motor part
52: motor body 54: motor shaft
W1: 1st major axis W2: 2nd major axis
A: Setting angle C: Center point

Claims (5)

A first jig including a first mounting groove into which one side of the eccentric bearing is inserted;
A second jig part surrounding the eccentric bearing and coupled to the first jig part and having a second mounting groove into which the other side of the eccentric bearing is inserted; And
And a guide bar inserted between the first jig and the second jig to guide the eccentric bearing while adjusting the direction of the eccentric bearing through the eccentric bearing.
The method according to claim 1,
Wherein the first jig includes: a first jig body having a plurality of the first mounting grooves formed therein;
A first upper connecting portion communicating with the first mounting groove at an upper side of the first jig body to form a passage through which the guide bar is moved; And
And a first lower connection part communicating with the first mounting groove at a lower side of the first jig body to form a passage through which the guide bar is moved.
The method according to claim 1,
The second jig includes: a second jig body having a plurality of the second mounting grooves formed therein;
A second upper connecting portion communicating with the second mounting groove at an upper side of the second jig body to form a passage through which the guide bar is moved; And
And a second lower connection portion communicating with the second mounting groove at a lower side of the second jig body to form a passage through which the guide bar is moved.
4. The method according to any one of claims 1 to 3,
Wherein the first mounting groove and the second mounting groove are provided in the same number as the number of eccentric bearings inserted into the motor shaft.
4. The method according to any one of claims 1 to 3,
The guide bar may include: a guide body passing through an inner hole of the eccentric bearing; And
And a guide protrusion protruding outside the guide body and inserted into a keyway of the eccentric bearing which is in communication with the inner hole to adjust an assembling direction of the eccentric bearing.
KR1020130137582A 2013-11-13 2013-11-13 Device for assembling together eccentric bearing KR20150055352A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020130137582A KR20150055352A (en) 2013-11-13 2013-11-13 Device for assembling together eccentric bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020130137582A KR20150055352A (en) 2013-11-13 2013-11-13 Device for assembling together eccentric bearing

Publications (1)

Publication Number Publication Date
KR20150055352A true KR20150055352A (en) 2015-05-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020130137582A KR20150055352A (en) 2013-11-13 2013-11-13 Device for assembling together eccentric bearing

Country Status (1)

Country Link
KR (1) KR20150055352A (en)

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