KR101581658B1

KR101581658B1 - Vehicle Lifting Device For Changing Tire

Info

Publication number: KR101581658B1
Application number: KR1020140130948A
Authority: KR
Inventors: 장인성
Original assignee: 금호타이어 주식회사
Priority date: 2014-09-30
Filing date: 2014-09-30
Publication date: 2015-12-31

Abstract

The present invention relates to a vehicle lifting device for changing a tire. Using an extended bar installed for a length to be adjusted from a lift arm and a wheel load transfer rod installed for a height to be adjusted through a transfer rod height adjustment means in an end portion of the extended bar, a process lifting or lowering a vehicle wheel to be separated from and coupled to a vehicle shaft of a vehicle for changing a tire can be more easily and conveniently performed, thereby reducing labor intensity of a worker and preventing an accident.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a vehicle lifting device,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a car lift apparatus for replacing a tire, and more particularly, to a car lift apparatus for replacing a tire, which can more easily separate and mount an automobile wheel to be replaced to an automobile axle.

Generally, when replacing a car tire or maintenance of a lower part of an automobile, the entire automobile is lifted up to a certain height. In this case, the automobile lift which can lift the whole automobile is used.

The lift for an automobile having the above functions includes a cage-type lift in which an X-shaped link is foldably installed on an upper part of a floor frame and an elevation support plate is installed on the top of the X-shaped link, a pair of vertical columns A two-shaft lift in which the arm can be raised or lowered, or a four-shaft lift in which a vertical lift plate is installed between four vertical columns.

In the case of the four-stock lift, the bracket type in which the upper surface raises the bracket that contacts the lower side of the vehicle body, and the platform type in which the vehicle is lifted by raising the platform.

However, in the conventional automobile lift devices, there is no separate device for separating and fastening the vehicle wheel to the axle of the vehicle so as to replace the tire.

Therefore, in order to separate and mount the vehicle wheels from the vehicle in order to replace the tires, the worker must raise or lower the vehicle wheels at the height of the raised vehicle, thereby increasing the work intensity of the worker. Because of the high load, it is dangerous for safety accidents.

Korean Patent Publication No. 2001-0057150 (published on July 04, 2001)

SUMMARY OF THE INVENTION It is an object of the present invention to solve the problems described above and to provide a car lifter for replacing a tire, which can more easily separate and mount an automobile wheel to be replaced from an automobile axle.

According to another aspect of the present invention, there is provided an automobile lift apparatus for replacing a tire, comprising: a lift arm for lifting a car; An extension bar rotatably extended on the line of the ratchet; And a wheel load transferring table that is adjustably connected to an end of the extension bar and that is capable of loading or unloading an automobile wheel to be separated and fastened from the axle of the automobile lifted by the lift arm .

Preferably, the extension bar is rotatably fixed on a horizontal moving block which is linearly movably coupled along the longitudinal direction of the lift arm.

It is also preferable that the extension bar is formed in a two-bar link shape so that the center portion is diffracted from the lift arm and the distance is adjustable.

The apparatus may further include a conveyance platform height adjusting means for vertically conveying the wheel support conveyance platform at an end of the extended bar in accordance with the height of the axle of the automobile, And a screw conveying shaft for vertically conveying the wheel loading conveyor fixed on the axis line.

In addition, the wheel loading / unloading table is rotatably fixed on the screw transfer axis line and is formed along the edge of the supporting frame so that the car wheel is lifted up. And a plurality of support rollers rotatably installed at intervals along the longitudinal direction of the support frame, the support rollers being rotatably supported by the automobile wheels.

Preferably, the support frame is formed in an arcuate shape having predetermined curvature so that the car wheel is lifted and loaded.

In addition, it is preferable that the support frame is fastened and fixed so that the center of the arc is rotatable about the end of the vertical conveying block rotatably installed on the screw conveying shaft.

According to the present invention, there is provided an automobile lift apparatus for replacing a tire, comprising: an extension bar that is adjustable in length from a lift arm; a wheel load transferring table that is adjustably adjustable in height by means of a conveyor height adjusting means at an end of the extension bar; It is possible to perform the process of lifting or lifting the automobile wheel for the purpose of separating and fastening the automobile wheel to the axle of the automobile for the replacement, more easily and easily, thereby reducing the labor intensity of the worker and preventing safety accident.

FIG. 1 is a plan view showing a trolley-car lift apparatus according to an embodiment of the present invention.
Fig. 2 is a partially enlarged plan view of the lift arm of Fig. 1;
3 is a partially enlarged side sectional view of the extension bar of Fig.
Fig. 4 is a partially enlarged cross-sectional view of the wheel-mounted transfer belt of Fig. 1;
5 is a partial cross-sectional view of the wheel load transfer belt of FIG.
6 is a plan view showing a state in which a wheel is mounted on a wheel loading transfer belt.
7 is a flow chart showing the loading and transferring state of the vehicle wheels on the antagonistic wheel.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the specification.

FIG. 1 is a plan view showing a trolley-car lift apparatus according to an embodiment of the present invention.

1, the automobile lift apparatus 1 for replacing a tire according to the present embodiment includes a lift arm 10, an extension bar 20, a wheel loading conveyance belt 30, ).

Here, the lift arm 10 is extended from the lift main body to be inserted into the lower portion of the car body 100, so that the car can be lifted or lowered so that the tire can be replaced using a hydraulic circuit provided in the lift main body.

Fig. 2 is a partially enlarged plan view of the lift arm of Fig. 1, and Fig. 3 is a partially enlarged side sectional view of the extension bar of Fig.

2 and 3, the extension bar 20 is rotatably extended on the line of the ratchet 10, and a central portion thereof is diffracted from the lift arm 10, So that it is possible to adjust the distance when the automobile wheel 110 is separated and fastened to replace the tire from the automobile 100. [

On the other hand, the extension bar 20 is fixed to the rotary shaft 26 so as to be rotatable in the left and right directions on a horizontally movable block 24 provided along a longitudinal direction of the lift arm 10 so as to be linearly movable.

The horizontal movable block 24 is inserted into the horizontal guide groove 11 formed along the longitudinal direction of the lift arm 10 and is horizontally moved by the moving rollers 25 provided on both sides in a state where the horizontal movable block 24 is restrained from coming out. And is freely movable along the longitudinal direction of the guide groove 11.

Therefore, the extension bar 20 can be linearly moved along the longitudinal direction of the lift arm 10 through the horizontal movable block 24, and the horizontal movable block fastening portion, the two-row link fastening portion, All the fastening portions are rotatably fixed to the shaft so that the car wheels 110 can be freely loaded, transported, separated, and fastened.

Fig. 4 is a partially enlarged cross-sectional side view of the wheel-mounted transfer belt of Fig. 1, and Fig. 5 is a partial cross-sectional view of the wheel-

4 and 5, the wheel loading conveying belt 30 includes a conveying belt fixing block 33, a support frame 31, and support rollers 32. As shown in FIG.

The conveyance table fixing block 33 is fixed to the end of the extension bar 20 so as to be vertically movable by the conveyance table height adjusting means 40. [

In this embodiment, the conveying platform height adjusting means 40 is screwed to the end of the extending bar 20 so as to be vertically movable, and the conveying platform fixing block 33 of the wheel mounting conveying platform 30 And a screw conveying shaft 41 which is rotatably fixed to the bearing on the axis line.

Therefore, when the screw feed shaft 41 is rotated by holding the movable handle 42 provided at the upper end of the screw feed shaft 41, the screw feed shaft 41 is moved along the rotation direction of the screw feed shaft 41, 20 so that the height of the wheel loading conveying table 30, which is rotatably fixed to the screw conveying shaft 41, can be adjusted.

As described above, the height of the car wheel 110 mounted on the wheel anti-rotation bar 30 can be more precisely adjusted to the height of the wheel axis of the car 100 to be fastened using the screw conveying shaft 41, Thereby making it easier and safer to perform the operation of lifting and fastening.

The support frame 31 is rotatably fastened and fixed at the end of the conveyance table fixing block 33 and is mounted on support rollers 32 rotatably installed between the support frames 31, So that the car wheel 110 is rotatably supported.

In the present embodiment, the supporting frame 31 is formed to have an arcuate shape with predetermined curvature so that the car wheel 110 is lifted up and mounted on the side.

Here, the arc-shaped curvature formed by the support frame 31 can be formed to correspond to the size of the automobile wheel 110 on which the tire of a specific standard is mounted. However, the arc- It is more preferable that it is formed with a universally usable curvature.

The support rollers 32 are rotatably installed to support the car wheels 110 mounted between the support frames 31 so that the car wheels 110 can be rotated along the circumferential direction do.

FIG. 6 is a flowchart showing the loading and conveying state of an automobile wheel on a wheel loading / unloading table, FIG. 7 is a plan view showing a state where an automobile wheel is loaded on a wheel loading /

6 and 7, a process of lifting the car wheel 110 with the tire replaced by using the tire replacement lifter 1 of the present embodiment and fastening it to the wheel shaft of the car 100 will be described as follows .

At this time, the automobile 100 is lifted by the lift arm 10 for detaching the car wheel 110 to be replaced.

6 (a), after the two-link portion of the extension bar 20 is folded or unfolded to adjust the distance, the movable handle 42 formed on the top of the screw feed shaft 41 is held, The support frame 31 rotates about the conveyance table fixing block 33 in a state in which the loading conveyance table 30 is moved downward and the wheel loading conveyance table 30 is in contact with the paper surface, The wheel 110 is rolled so that the wheel 110 is tilted so as to be stacked.

6 (b), the movable support 42 is gripped and the screw conveying shaft 41 is rotated to slowly lift the wheel loading conveying table 30 upward, So that it is automatically centered by the weight of the car wheel 110.

At this time, as shown in FIG. 7, the car wheel 110 is mounted on the support rollers 32 of the wheel loader 30 and is rotatably mounted along the circumferential direction of the tire.

Then, the movable handle 42 is rotated to upwardly move the wheel loading / unloading conveying table 30 upward so that the screw fastening portion 30 formed at the center of the rim of the car wheel 110 loaded on the wheel loading / So that it is aligned with the height of the axle of the vehicle 100 for fastening and fixing it.

The distance through the extension bar 20 is adjusted so that the screw coupling groove of the car wheel 110 mounted on the wheel loading transfer bar 30 is inserted into the screw coupling hole formed in the axle of the motor vehicle 100, 110) can be fastened to the axle of the automobile (100).

In this case, when the direction of the screw fastening groove of the car wheel does not match the direction in which the screw fastening hole formed in the motor vehicle axle is formed, the car wheel is lifted and mounted on the wheel loading / So that the fastening direction of the screw fastening groove of the car wheel 110 and the fastening direction of the screw fastening holes formed on the vehicle axle can be easily matched.

The process of separating and lifting the automobile wheel 110 from the axle of the automobile 100 to replace the tire is performed in the reverse order of the process of fastening the car wheel 110 shown in FIG. 6, It is omitted.

Therefore, the tire replacing automotive reversing machine 1 of the present embodiment has an extension bar 20 which is adjustable in length from the lift arm 10, a conveyance tray height adjusting means 40 at the end of the extension bar 20, So that the process of lifting or lifting the car wheel 110 for separating and fastening the car wheel 110 for the purpose of replacing the tire can be carried out more easily and easily by using the wheel loader conveying platform 30 installed to be adjustable in height Thereby reducing the labor intensity of the worker and preventing safety accidents.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but many variations and modifications may be made without departing from the spirit and scope of the invention. And it goes without saying that they belong to the scope of the present invention.

1: Automobile lift device for replacing tires 10: Lift arm
11: Horizontal guide groove 20: Extension bar
21, 22: movable link 24: horizontal movable block
25: moving roller 26:
30: wheel antagonistic conveying belt 31: support frame
32: Support roller 33: Feed block fixing block
40: conveying table height adjusting means 41: screw conveying axis
42: Operation handle 100: Automobile
110: Car wheels

Claims

A lift arm for lifting the car;
An extension bar rotatably extended on the line of the ratchet; And
And a wheel load transferring table coupled to the end of the extended bar so as to be adjustable in height and capable of loading and unloading an automobile wheel to be separated and fastened from the axle of the automobile lifted by the lift arm,

Wherein the extension bar comprises:
And is rotatably fastened and fixed on a horizontal moving block which is linearly movably coupled along the longitudinal direction of the lift arm.

delete

The method of claim 1,
Wherein the extension bar comprises:
And a center portion is diffracted from the lift arm, so that the distance is adjustable.

4. The method of claim 3,
Further comprising a conveyance platform height adjusting means for vertically conveying the wheel support conveyance platform at an end of the extension bar in accordance with the height of the axle of the automobile,

The conveyance table height adjusting means may comprise:
And a screw conveying shaft installed vertically movably to the end of the extended bar and configured to vertically convey the wheel load conveying table fixed on the axis line.

5. The method of claim 4,
The wheel loading /
A supporting frame rotatably fixed on the screw conveying axis line and formed along the edge to support the car wheel; And
And a plurality of support rollers rotatably installed at intervals along the longitudinal direction of the support frame and rotatably supported by the car wheels.

The method of claim 5,
The support frame includes:
Wherein the car wheel is bent and formed in an arcuate shape having predetermined curvature so as to be lifted and loaded.

The method of claim 6,
The support frame includes:
Wherein a center portion of the circular arc is rotatably fixed to an end of a vertically moving block rotatably mounted on the screw feed axis.