KR101544399B1 - Lifter system with tilting function - Google Patents

Lifter system with tilting function Download PDF

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Publication number
KR101544399B1
KR101544399B1 KR1020150049754A KR20150049754A KR101544399B1 KR 101544399 B1 KR101544399 B1 KR 101544399B1 KR 1020150049754 A KR1020150049754 A KR 1020150049754A KR 20150049754 A KR20150049754 A KR 20150049754A KR 101544399 B1 KR101544399 B1 KR 101544399B1
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KR
South Korea
Prior art keywords
lifting
tilting
jig
panel
tilting jig
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KR1020150049754A
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Korean (ko)
Inventor
허우영
Original Assignee
(주)우신시스템
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Priority to KR1020150049754A priority Critical patent/KR101544399B1/en
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Publication of KR101544399B1 publication Critical patent/KR101544399B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
    • B66F7/04—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars hydraulically or pneumatically operated

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)

Abstract

The present invention relates to a lifter system which can blow out a panel by performing a tilting function and a lifting function with one cylinder in case of blowing out the panel after welding work in a vehicle body factory. The present invention provides a lifter system with a tilting function, which can increase production efficiency as conservation and maintenance of equipment is easy, as well as reduce a whole size of equipment to make better use of a space and to reduce manufacturing costs by realizing a new type of a lifter system connectedly performing a tilting function and a lifting function with one cylinder instead of not using a separate cylinder for lifting and tilting like the past in case of blowing out a panel after welding work in a vehicle body welding line.

Description

Lifter system with tilting function "

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lifter system having a tilting function, and more particularly, to a lifter system capable of taking out a panel by performing a tilting function and a lifting function with one cylinder when a panel is taken out after welding in a body shop.

Generally, in order for a car maker to produce a finished car, it must go through various process lines from selection of materials to mass production of the products.

These process lines are designed as a system to produce more products in a shorter time with the introduction of automation system according to the trend of factory automation.

For example, in the body assembly process, a body panel manufactured through a pressing process is assembled and manufactured as a white body, and a process of mounting a floor, a door, a trunk lid, a hood, a fender, .

In order to assemble the vehicle body in such a body assembly process, there are performed a welding process in which various parts are welded to each other by spot welding, a hemming process in which the edges of the mutually joined parts are rolled and bent, Are carried out in conjunction with each other by a robot or the like moving along the transfer line in a state in which the part parts are loaded.

In the body welding line, the body assembled temporarily in the body assembly line is welded to complete the body frame. When the panels constituting the body are loosely assembled and moved to the body welding line, a plurality of welding robots Spot welding is carried out to assemble into a complete integral type.

As an example, a vehicle body panel for a vehicle has an inner panel and an outer panel assembled together and welded and fixed to a work position to be assembled by a loading means, , And is welded while being loaded in a fixture for welding work.

Usually, when the panel is taken out from the manual line of the bodywork plant, the method that has been used so far is to take out the panel by using each cylinder during lifting and tilting in one fixture.

8, in a conventional lifter system, a lifting cylinder 110 and a tilting cylinder 120 are provided on a lifter 100 on which a panel is set, and the lifting cylinder 110 To perform a lifting operation, and then tilting operation is performed through the operation of the tilting cylinder 120 to take out the panel.

Here, reference numeral 130 denotes a base.

However, in such a case, the use of each cylinder requires more space in the space utilization, and as the equipment of the jig becomes larger, space narrowness and production cost increase.

In addition, since it is necessary to handle panels having various kinds and sizes, it is necessary to increase the lift lifting width or increase the amount of tilting. In this case, the cylinder stroke is increased and the size of the cylinder is increased.

In order to solve this problem, if the pit work is possible, it is possible to secure the spatial side through the pit work. However, if the pit work is impossible, the base height becomes high and it is difficult to adjust the work height of the worker.

Accordingly, it is an object of the present invention to provide a lifting and tilting function for lifting and tilting by a single cylinder instead of separately using lifting and tilting cylinders, The lifter system with a tilting function that can increase the production efficiency by improving the space utilization and the production cost as well as the maintenance and repair of the equipment by reducing the overall equipment size by implementing the lifter system The purpose is to provide.

To achieve the above object, a lifter system having a tilting function according to the present invention has the following features.

The lifter system having the tilting function is a system for taking out a panel after welding from a manual line of a body shop factory. The lifter system includes a frame structure installed on a base, an up-down cylinder vertically installed on the frame structure, Down block moving upward and downward while being connected to the rod of the up-down cylinder, and a panel loading part which is arranged on the upper part of the up-down block and is coupled by the up-down block side and the first hinge pin, And a tilting bracket extending forwardly of the lifting and tilting jig. The upper end of the tilting bracket is coupled to the lifting and tilting jig by a second hinge pin, Move lifting and tilting jig up to limit position And a stopper bar for guiding a forward tilting of the lifting and tilting jig to which a continuous upward force is applied.

Therefore, the lifter system having the tilting function is characterized in that lifting of the up-down cylinder and lifting operation of the stopper bar and lifting of the panel are followed by tilting and taking out.

Here, the stopper bar is formed at the lower end and is caught by the restriction hole by using a stopper bundle larger than the diameter of the restriction hole in the restriction bracket, thereby restricting the upward movement, and restricting the upper limit position of the lifting and tilting jig Lt; / RTI >

A supporter may be provided on the upper surface of the up-down block to support the bottom surface of the lifting and tilting jig while stably maintaining the horizontal posture of the lifting and tilting jig.

The lifter system equipped with the tilting function may further include a guide bar installed on both sides of the bottom of the up-down block and guiding the up-down movement of the up-down block while sliding in the guide bush in the frame structure.

As a preferred embodiment, a plurality of position-regulating pins capable of holding the loading position of the panel may be provided on the upper surface of the lifting and tilting jig.

The lifter system equipped with the tilting function provided by the present invention has the following effects.

First, there is an economical effect such as not only improving the space utilization but also reducing the production cost because the volume is significantly reduced as compared with the existing equipment.

Second, there is an effect of cost reduction by not using individual cylinders of lifting and tilting.

In this way, by applying the lifter system including the tilting function in the body welding line of the body shop, it is possible to reduce the space utilization and the production cost of the equipment, and it is easy to maintain and repair the equipment after mass production of the vehicle, .

1 is a perspective view showing a lifter system having a tilting function according to an embodiment of the present invention;
2 is an enlarged view showing a lifter system having a tilting function according to an embodiment of the present invention;
3 is a front view showing a lifter system having a tilting function according to an embodiment of the present invention;
4 is a plan view showing a lifter system with a tilting function according to an embodiment of the present invention;
5 is a side view showing a lifter system with a tilting function according to an embodiment of the present invention
6A and 6B are side views showing an operating state of a lifter system having a tilting function according to an embodiment of the present invention;
7A and 7B are perspective views showing a use state of a lifter system having a tilting function according to an embodiment of the present invention;
8 is a perspective view showing a conventional lifter system

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

FIGS. 1 and 2 are a perspective view and an enlarged view showing a lifter system having a tilting function according to an embodiment of the present invention, and FIGS. 3 to 5 show a lifter system having a tilting function according to an embodiment of the present invention A front view, a plan view, and a side view.

As shown in FIGS. 1 to 5, the lifter system having the tilting function performs lifting work and tilting work in conjunction with one cylinder, thereby improving the space utilization of the equipment and reducing the manufacturing cost .

For this, the lifter system includes a base 10 installed on a body welding line of a body shop, and on the upper surface of the base 10, a frame structure made up of a combination of a horizontal plate member and a post member, (11).

In this frame structure 11, an up-down cylinder 12 or the like to be described later can be installed.

In addition, the lifter system includes an up-down cylinder 12 as a means for raising or lowering the panel during panel loading and unloading.

The up-down cylinder 12 is vertically installed in the middle of the length of the horizontal plate member 11 of the frame structure 11 with the cylinder portion downward and the rod portion upward. At this time, .

Accordingly, the up-down block 13 can be moved up or down during operation of the up-down cylinder 12.

In addition, the lifter system includes an up-down block 13 serving to support the lifting and tilting jig 15 described below.

The up-down block 13 is in the form of an elongated rectangular block and is installed in a structure arranged side by side on the top of the frame structure 11 and connected to the rod of the up-down cylinder 12 through the bottom of the block.

A hinge bracket 26 is attached to both ends of the front portion of the up-down block 13 and a rear end of a tilting bracket 16 to be described later connects the first hinge pin 14 to the hinge bracket 26 As shown in FIG.

That is, the hinge bracket 26 on the side of the up-down block 13 and the tilting bracket 16 on the side of the lifting and tilting jig 15 can be fastened by the first hinge pin 14, The jig 15 can be rotated back and forth about the first hinge pin 14 as a center axis.

The supporter 22 supports the bottom surface of the lifting and tilting jig 15. The supporter 22 is provided on both sides of the upper surface of the up-down block 13 on both sides.

Accordingly, the lifting and tilting jig 15 can be stably placed while maintaining a horizontal posture by the front first hinge pin fastening portion and the rear support support portion.

Meanwhile, a pair of guide bushes 23 and a guide bar 24 are provided as means for guiding the up-down block 13 in the vertical movement.

The guide bush 23 is installed at both ends of the frame structure 11 as a cylindrical shape and the guide bar 24 is slidably inserted into the guide bush 23 while vertically extending downward from the bottoms of both end portions of the up- Structure.

Accordingly, the up-down block 13 can move up and down in a balanced manner while being guided by the guide bushes 23 and the guide bars 24.

The lifter system also includes a lifting and tilting jig 15 as a means by which the panel can be loaded.

The lifting and tilting jig 15 is a means for supporting the panel during the welding operation and is formed in the shape of an "H" character in which the horizontal beam 15a and the vertical beams 15b on both sides are combined and the horizontal beam 15a A plurality of pads 27, on which the panels are placed, are mounted at intermediate positions of the lengths and at both ends of each longitudinal beam 15b.

On the upper surface of the horizontal beam 15a of the lifting and tilting jig 15 there are provided two positioning pins 25 on the left and right sides, (Not shown) to hold the correct loading position of the panel.

A tilting bracket 18 is disposed on both sides of the front surface of the lifting and tilting jig 15, that is, on the front surface of the transverse beam 15a. The tilting bracket 18 is mounted on the up- And the stopper bar side, respectively.

The lifting and tilting jigs 15 are arranged side by side on the upper portion of the up-down block 13. In this state, the lifting and tilting jigs 15 are coupled by the up- .

That is, since the rear end of the tilting bracket 18 in the lifting and tilting jig 15 and the front end of the hinge bracket 26 in the up-down block 13 are fastened together by the first hinge pin 14 The lifting and tilting jig 15 can be rotated about the first hinge pin 14 and connected to the up-down block 13 via the first hinge pin 14.

In particular, the lift system includes a stopper bar 20 as a means of restricting the lifting and tilting jig 15's upper limit position, i.e., holding it so that it does not rise any further, thereby inducing tilting.

The stopper bar 20 is a circular bar having a predetermined length and penetrates vertically into the regulating hole 19 formed at the distal end of the regulating bracket 18 extending from the front face of the frame structure 11 And the upper end thereof is connected to the tip end of the tilting bracket 16 in the lifting and tilting jig 15 through the second hinge pin 17. [

A stopper bundle 21 is formed at the lower end of the stopper bar 20 and the stopper bundle 21 at this time has an outer diameter larger than the diameter of the regulating hole 19 in the regulating bracket 28 When the stopper bundle 21 is caught by the regulating hole 19, the stopper bar 20 is not moved upward any more.

That is, the stopper bar 20 stops rising when the stopper bundle 21 hits the regulating hole 19 when the stopper bar 20 is lifted.

The lifting and tilting jig 15 including the tilting bracket 16 connected to the lifting and tilting jig 15 is restrained from lifting and tilting, Can be restrained.

6A and 6B are side views illustrating an operating state of a lifter system having a tilting function according to an embodiment of the present invention.

As shown in Figs. 6A and 6B, here, an operating state in which lifting and tilting operations are performed in cooperation using one cylinder operation is shown.

For example, when the up-down cylinder 12 is operated to be lifted up, the up-down block 13 connected via the cylinder rod is lifted and lifted by the first hinge pin 14 while resting on the up- The entire stopper bar 20 connected to the tilting jig 15 and the tilting bracket 16 of the lifting and tilting jig 15 by the second hinge pin 17 is raised.

The lower end stopper bundle 21 of the stopper bar 20 which has risen together with the up-down block 13 and the lifting and tilting jig 15 is guided to the regulating hole 19 (see FIG. 1) in the regulating bracket 18 of the frame structure 11 , The stopper bar 20 is no longer lifted up (Fig. 6A).

When the up-down cylinder 12 is continuously lifted up in the state where the upward movement of the stopper bar 20 is restrained, the up-down block 13 is further lifted and pushes up the lifting and tilting jig 15, At this time, the lifting and tilting jig 15 is rotated about the second hinge pin 17 while the front side restrained by the stopper bar 20 is pulled down relatively.

That is, the lifting and tilting jig 15 is lifted upwards and is tilted in an inclined posture with its front side turned downward (FIG. 6B).

Accordingly, the lifting and tilting jig 15 can be lifted by the operation of the up-down cylinder 12 and can take a coordinated action of being tilted by the restraint of the stopper bar 20 continuously, Lifting and tilting functions will be available.

7A and 7B are perspective views illustrating a use state of a lifter system having a tilting function according to an embodiment of the present invention.

As shown in FIGS. 7A and 7B, a welding operation is performed on the panel 110 after the panel 110 is loaded on the lifter system 100 in the body welding line.

For example, a plurality of fixture jigs 120 are disposed around the lifter system 100 to perform a welding operation and a clamping operation on the panel 110, and lifting and tilting jigs (not shown) of the lifter system 100 15, the panel 110 is loaded.

Subsequently, after the welding operation on the panel 110, when the up-down cylinder is operated, the lifting and tilting jig 15 is lifted and tilted together with the panel 110, so that the panel 110 is moved forward The operator can easily take out the panel 110 according to the inclination.

As described above, according to the present invention, by constructing a new lifter system capable of loading and unloading panels by performing a tilting function and a lifting function with one cylinder, it is possible to increase the utilization of the space related to the layout of the vehicle body factory, And it is possible to increase production efficiency through easy maintenance and repair of equipment.

10: Base
11: Frame structure
12: Up-down cylinder
13: Up-down block
14: first hinge pin
15: Lifting and tilting jig
15a: Horizontal beam
15b: vertical beam
16: Tilting bracket
17: second hinge pin
18: Regulating bracket
19: Regulation hole
20: Stopper bar
21: Stopper bundle
22: Supporters
23: guide bush
24: Guide Bar
25: Position regulating pin
26: Hinge bracket
27: Pad

Claims (5)

A system for taking out a panel after welding in a passive line of a bodywork plant,
A frame structure (11) installed on the base (10);
An up-down cylinder 12 vertically installed on the frame structure 11;
An up-down block 13 disposed on the frame structure 11 in parallel with the frame structure 11 and connected to the rod of the up-down cylinder 12 and moving up and down;
Down panel 13 is disposed above the up-down block 13 in parallel with the up-down block 13 and is coupled by the up-down block 13 and the first hinge pin 14 so that the up- Possible lifting and tilting jig 15;
The lifting and tilting jig 15 is coupled to the lifting and tilting jig 15 by the second hinge pin 17 and the lifting and tilting jig 15 is moved up and down along the regulating hole 19 on the side of the frame structure 11. [ A stopper bar (20) for restricting the lifting and tilting jig (15) to restrain the lifting and tilting jig (15) in a forward direction by restraining the lifting and tilting jig
And a tilting function.
The method according to claim 1,
The stopper bar 20 is formed at the lower end and is caught by the restriction hole 19 by using the stopper bundle 21 larger than the diameter of the restriction hole 19 in the restriction bracket 18, So that the lifting and tilting jig (15) is restrained in the rising limit position of the lifting and tilting jig (15).
The method according to claim 1,
And a supporter (22) for supporting the bottom of the lifting and tilting jig (15) while maintaining the horizontal posture of the lifting and tilting jig (15) is provided at the rear of the upper surface of the up-down block (13) Lifting system.
The method according to claim 1,
And a guide bar 24 installed on both sides of the bottom of the up-down block 13 and guiding the up-down movement of the up-down block 13 while sliding in the guide bush 23 in the frame structure 11 And a tilting function.
The method according to claim 1,
Wherein the lifting and tilting jig (15) is provided with a plurality of position regulating pins (25) capable of holding the loading position of the panel on the upper surface thereof.
KR1020150049754A 2015-04-08 2015-04-08 Lifter system with tilting function KR101544399B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102631132B1 (en) * 2023-07-04 2024-01-30 (주)제이앤씨 Motion apparatus for lifting and tilting work jig

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200379614Y1 (en) 2004-12-21 2005-03-24 (주)건양아이티티 transfer apparatus with the function of tilting

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200379614Y1 (en) 2004-12-21 2005-03-24 (주)건양아이티티 transfer apparatus with the function of tilting

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102631132B1 (en) * 2023-07-04 2024-01-30 (주)제이앤씨 Motion apparatus for lifting and tilting work jig

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