KR101103837B1 - Assembling apparatus for suspension and control method thereof - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembly apparatus for a suspension member and a control method thereof, and more particularly, to an assembly apparatus for a suspension member and a control method thereof capable of continuously assembling a plurality of bushes and connecting members to a workpiece.
The present invention provides a moving part for supplying a plate on which a work object is mounted, a temporary assembly part for inserting a fastening member into a connection part of a work object supplied through the moving part, a press-fitting part for pressing a fastening member inserted into the work object, and a work A first bush assembly which presses the first bush into the first joining part of the object, a second bush assembly that presses the second bush into the second joining part of the workpiece, and a fastening part that fastens the joining member to the connecting part. It provides an assembly device for a suspension member comprising.

Description

Suspension member assembly and control method {ASSEMBLING APPARATUS FOR SUSPENSION AND CONTROL METHOD THEREOF}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembly apparatus for a suspension member and a control method thereof, and more particularly, to an assembly apparatus for a suspension member and a control method thereof capable of continuously assembling a plurality of bushes and connecting members to a workpiece.

In general, since the vehicle travels on a non-uniform road surface, the vehicle receives vibrations accompanied by noise, and members such as springs, shock absorbers, and stabilizers are installed to prevent the vehicle body from shaking.

These members serve to improve the comfort and stability of the vehicle while mainly performing the functions of damping force and garage control.

Of these suspensions, the rear suspension typically forms a multilink rear suspension that uses three to five links to determine the position of the axle.

One end of the lower arm on which the suspension is supported is fastened by a bush to a nut (or carrier) portion of the wheel, and the other end of the lower arm is bushed to a cross member (or subframe).

Here, members such as a lower arm and a cross member are called suspension members, and a trailing arm and a torsion beam are installed in the small car in place of the lower arm and the cross member.

The technical structure described above is a background technique for assisting the understanding of the present invention, and does not mean the prior art widely known in the technical field to which the present invention belongs.

In general, the lower arm has a bush installed in the first coupling part and the second coupling part coupled to the cross member, and the ball joint is coupled to the connection part connected to the suspension device, and the directions of coupling the bush and the ball joint are different. There is a problem that it is difficult to assemble the bush and ball joint.

Therefore, there is a need for improvement.

SUMMARY OF THE INVENTION An object of the present invention is to provide an assembly apparatus for a suspension member and a control method thereof capable of continuously assembling a plurality of bushes and connecting members to a work object.

In order to achieve the above object, the present invention provides a moving part for supplying a plate on which the work object is seated; Provisional assembly for inserting the fastening member to the connection of the workpiece to be supplied through the moving portion; Press-fitting portion for pressing the fastening member inserted into the workpiece; A first bushing assembly which presses the first bushing onto the first coupling portion of the workpiece; A second bush assembly which presses the second bush to the second engaging portion of the workpiece; And a fastening part for fastening the coupling member to the connection part.

In addition, the press-in portion, the support block which is recessed to penetrate the plate and supports the connection of the workpiece; And a coupling part which is moved toward the support block to press-fit the fastening member.

The first bushing assembly may include: a first seating part in which the first bushing is seated and presses the first bushing into the first coupling part of the workpiece; A first bushing support part disposed to face the first seating part and supporting a first bushing; A first bushing feeder discharging the first bushing in a predetermined direction; And a first bush supply unit configured to supply the first bush discharged from the first bush feeder to the first seating unit.

In addition, the first bush supply unit, the pressing projection for restraining the first bush discharged from the first bush feeder; And a moving cylinder for moving the pressing protrusion toward the first seating part.

In addition, the second bush assembly. A second seating portion on which the second bush is seated; A second bush press-fitting part which presses the second bush to the second coupling part of the work object while being moved toward the second seating part; A second bush feeder for aligning and discharging the second bush in a predetermined direction; And a second bush supply unit supplying a second bush discharged from the second bush feeder to the second seating unit.

In addition, the second bush supply unit, the mounting projection for restraining the second bush; A supply pin configured to move the second bush discharged from the second bush feeder toward the mounting protrusion; And a seating cylinder for moving the mounting protrusion toward the second seating side.

In addition, the fastening part, the rotating plate is provided rotatably provided with a connection seating portion is mounted to the workpiece; A coupling member fastening part for fastening a coupling member to a connection part of a work object seated on the connection seating part; A coupling member feeder for aligning and supplying a coupling member in a predetermined direction to the coupling member coupling portion; A nut coupling part for coupling the nut to the fastening member pressed into the connection part of the workpiece; And a nut feeder for supplying the nut by vibrating the nut in a predetermined direction.

In addition, the present invention comprises the steps of (a) inserting the fastening member to the connection of the workpiece; (b) press-fitting the fastening member; (c) press-fitting the first bushing to the first engagement portion of the workpiece; (d) press-fitting the second bush to the second engagement portion of the workpiece; And (e) fastening the coupling member to the connection unit.

Suspension member assembly and the control method according to the present invention can be coupled to the fastening member, the first bushing, the second bushing and the engaging member to the work object to reduce the time and cost required for the work object assembly work There is an advantage to this.

In addition, the present invention is to press the first bushing and the second bushing after pressing the fastening member and to fasten the coupling member to the connecting portion, so that the connection part is deformed while the fastening member is pressed during the first bushing and the second bushing is restored. There is an advantage that can prevent misassembly caused by deformation of the connection portion.

1 is a block diagram showing an assembly device for a suspension member according to an embodiment of the present invention.
Figure 2 is a side view showing the temporary assembly of the assembly device for suspension member according to an embodiment of the present invention.
Figure 3 is an exploded perspective view showing a distribution of the suspension assembly device for suspension member according to an embodiment of the present invention.
Figure 4 is an operating state diagram showing the distribution of the suspension unit assembly for suspension member according to an embodiment of the present invention.
5 is a cross-sectional view showing a conveying unit of the assembly device for suspension member according to an embodiment of the present invention.
6 is a perspective view showing the insertion portion of the assembly for suspension member according to an embodiment of the present invention.
7 is a cross-sectional view showing the insertion portion of the assembly for suspension member according to an embodiment of the present invention.
8 is an operating state diagram showing the insertion portion of the suspension assembly device for a member according to an embodiment of the present invention.
9 is a cross-sectional view showing a mounting structure of the engaging portion of the suspension assembly device according to an embodiment of the present invention.
10 is an operating state diagram showing the engaging portion of the assembly device for suspension member according to an embodiment of the present invention.
11 is a block diagram showing an assembly device for a suspension member according to an embodiment of the present invention.
12 is a side view showing the press-fit portion of the assembly for suspension member according to an embodiment of the present invention.
Figure 13 is a partially enlarged view showing the coupling portion and the support block of the assembly device for suspension member according to an embodiment of the present invention.
14 is a side view showing the first bush assembly of the suspension assembly device according to an embodiment of the present invention.
15 is an operating state diagram illustrating a first bush assembly of the suspension assembly device according to an embodiment of the present invention.
16 is a plan view illustrating a second bush assembly of the suspension device assembly apparatus according to the embodiment of the present invention.
17 is a front view of the second bush assembly of the suspension assembly device according to an embodiment of the present invention.
18 is a plan view showing the fastening portion of the assembly device for suspension member according to an embodiment of the present invention.
19 is a partially enlarged view illustrating a fastening part of the assembly device for suspension member according to an embodiment of the present invention.
20 is a perspective view illustrating a lower arm assembled by an assembly apparatus for suspension members according to an embodiment of the present invention.
21 is a flowchart illustrating a method for controlling the assembly device for suspension member according to an embodiment of the present invention.
22 is a flowchart illustrating a method of controlling a temporary assembly part of an assembly apparatus for a suspension member according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of an assembly device for a suspension member and a control method thereof according to the present invention.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or custom.

Therefore, definitions of these terms should be made based on the contents throughout this specification.

1 is a block diagram showing the assembly device for suspension member according to an embodiment of the present invention, Figure 2 is a side view showing the temporary assembly of the assembly device for suspension member according to an embodiment of the present invention, Figure 3 is 4 is an exploded perspective view illustrating a dispensing unit of a suspension device assembly apparatus according to an embodiment of the present invention, and FIG. 4 is an operation state diagram illustrating a distribution unit of the suspension device assembly apparatus according to an embodiment of the present invention. It is a cross-sectional view showing a conveying part of the assembly device for suspension member according to an embodiment of the present invention. 6 is a perspective view showing the insertion portion of the suspension member assembly according to an embodiment of the present invention, Figure 7 is a cross-sectional view showing the insertion portion of the suspension device assembly according to an embodiment of the present invention, Figure 8 Is an operating state diagram showing the insertion portion of the suspension device assembly apparatus according to an embodiment of the present invention, Figure 9 is a cross-sectional view showing the mounting structure of the engaging portion of the suspension device assembly according to an embodiment of the present invention, 10 is an operation state diagram showing the engaging portion of the assembly for suspension member according to an embodiment of the present invention, Figure 11 is a block diagram showing the assembly device for suspension member according to an embodiment of the present invention. 12 is a side view showing the press-fit portion of the suspension device assembly apparatus according to an embodiment of the present invention, Figure 13 is a fastening member coupling portion and the support block of the suspension device assembly apparatus according to an embodiment of the present invention. Part enlarged view. 14 is a side view showing the first bushing assembly of the suspension member assembly according to an embodiment of the present invention, Figure 15 is a first bushing assembly portion of the suspension device assembly according to an embodiment of the present invention Is a working state diagram. FIG. 16 is a plan view illustrating a second bush assembly of a suspension member assembly apparatus according to an embodiment of the present invention, and FIG. 17 is a view illustrating a second bush assembly unit of the suspension member assembly apparatus according to an embodiment of the present invention. Front view. 18 is a plan view showing a fastening portion of the suspension member assembly apparatus according to an embodiment of the present invention, Figure 19 is a partial enlarged view showing a fastening portion of the suspension device assembly apparatus according to an embodiment of the present invention, 20 is a perspective view illustrating a lower arm assembled by an assembly apparatus for suspension members according to an embodiment of the present invention.

1 to 20, the assembly device for suspension member according to an embodiment of the present invention is supplied through a moving part 95 and a moving part 95 for supplying a plate 36 on which a workpiece is mounted. Provisional assembly parts (10, 50, 70) for inserting the fastening member 100 to the connection portion 830 of the work object to be pressed, the press-fitting portion 200 for pressing the fastening member 100 inserted into the work object, and the work object The first bushing assembly 300 to press-fit the first bushing 910 into the first coupling part 810 and the second press-fitting the second bushing 920 into the second coupling part 820 of the workpiece. The bush assembly 400 and the coupling part 830 includes a coupling part 500 for coupling the coupling member 550.

When the ball joint 930 overlaps with the connection part 830 of the workpiece, the ball joint 930 is seated on the plate 36, and the plate 36 is moved to the temporary assembly parts 10, 50, and 70 along the moving part 95. The fastening member 100 supplied from the parts 10, 50, and 70 is inserted into the connection part 830 and the ball joint 930.

Subsequently, when the plate 36 is moved to the press-fit part 200, and the seating of the plate 36 is detected, the fastening member 100 is connected to the connection part 830 and the ball joint 930 by the operation of the press-fit part 200. Is pressed in).

The workpiece to which the fastening member 100 is press-fitted is moved to the first bush assembly 300 by the first robot arm 710, and the first bush 910 supplied from the first bush feeder 340 is provided. After being moved to the first bushing support part 320 by the first bushing supply part 350, it is pressed into the work object.

The first robot arm 710 moves the workpiece to the second bush assembly 400, and the second bush 920 supplied from the second bush feeder 440 by the operation of the second bush assembly 400. ) Is pressed into the workpiece.

The workpiece to which the second bush 920 is press-fitted is seated on the rotating plate 510 of the fastening part 500 by the second robot arm 720, and the engaging member fastening part by the rotational movement of the rotating plate 510. The coupling member 550 supplied from the coupling member feeder 520 is fastened to the work object moved to 530.

Thus, the connection portion 830 of the workpiece to be deformed by a predetermined amount by the pressing member 100 is pressed while the first bushing 910 and the second bushing 920 are restored while the coupling member 550 is fastened. In this case, it is possible to prevent misassembly by the deformed connection part 830.

1 to 5, the provisional assembly (10, 50, 70) of the suspending member assembly apparatus according to an embodiment of the present invention supply portion 10 to align the fastening member 100 in a predetermined direction And, the transfer unit 50 for moving the fastening member 100 discharged from the supply unit 10, and the insertion unit 70 for fitting the fastening member 100 to be moved along the transfer unit 50 to the assembly object.

When the assembly object seated on the plate 36 moving along the moving device such as the conveyor 90 is supplied, the fastening member 100 discharged from the supply unit 10 is moved to the insertion unit 70 by the transfer unit 50. The fastening member 100 is inserted into the fastening hole 82a of the object to be assembled by the operation of the inserting part 70.

Since the fastening member 100 is continuously supplied to the fastening hole portion 82a of the object to be assembled, the operator may omit the work of temporarily assembling the fastening member 100 to the object to be assembled, thereby enabling continuous operation.

In addition, since the insertion part 70 supplies the fastening member 100 to the fastening hole part 82a of the object to be assembled, the fastening member 100 in the same direction every time, thereby preventing the fastening member 100 from being incorrectly assembled.

The supply unit 10 aligns the fastening member 100 in the same direction by centrifugal force while rotating the case in which the plurality of fastening members 100 are accommodated, and moves the aligned fastening member 100 toward the discharge port 12 at a constant speed. As a device for discharging, since it can be easily carried out by those skilled in the art, specific drawings and description will be omitted.

The transfer unit 50 may include a transfer tube 32 connecting the supply unit 10 and the insertion unit 70, and a discharge unit 34 communicating with the transfer tube 32 and injecting a working fluid toward the insertion unit 70. Include.

The fastening member 100 discharged through the discharge port 12 of the supply unit 10 is lowered along the transfer pipe 32, and the fastening member 100 descending along the transfer pipe 32 is the discharge unit 34. It is moved to the inserting portion 70 side by the high-pressure working fluid injected from.

Since the conveying pipe 32 extends downwardly from the discharge port 12 of the supply part 10 and then is bent upwardly and connected to the upper side of the inserting part 70, the conveying pipe 32 is preferably made of an elastic corrugated pipe, and the conveying part 50 is 50. ) And a separate column is installed between the insertion part 70 so that the transport pipe 32 is supported.

The transfer unit 50 is installed between the supply unit 10 and the plurality of transfer tubes 32 and is provided in the distribution unit 40 and the insertion unit 70 for supplying the fastening member 100 to the transfer tube 32. The fastening member 100 toward the insertion part 70 in which the fastening member 100 is not supplied according to a signal transmitted from the first sensor 36 and the first sensor 36, which detects whether the fastening member 100 is supplied. The control unit 38 further controls the distribution unit 40 to be supplied.

Since the pair of fastening holes 82a are formed side by side in the lower arm 800 as an assembly object of the present embodiment, a pair of discharge holes 72a are formed in the insertion part 70 to be described later, and a discharge hole 72a is provided in the lower arm 800. A pair of transfer pipes 32 are installed.

Accordingly, the fastening members 100 discharged from the supply unit 10 are sequentially supplied to the pair of transfer pipes 32 by the distribution unit 40.

The distribution part 40 is connected to the discharge port 12 of the supply part 10 and the box part 42 to which the conveying pipe 32 is connected, and is installed in the box part 42 so as to be movable, and is conveyed with the discharge port 12 It includes a guide block 44 is formed a plurality of passages (44a) connecting the pipe 32, and the drive unit 46 for moving the guide block 44.

Therefore, when the fastening member 100 is supplied to the one side discharge hole 72a along the one side passage 44a and the transfer pipe 32, the fastening member 100 is sensed by the first sensor 36, so that the driving unit 46 Is operated to move the guide block 44.

When the guide block 44 is moved in this way, since the discharge port 12 of the supply unit 10 and the other passage 44a of the guide block 44 communicate with each other, the fastening member 100 discharged from the supply unit 10 has the other passage 44a. ) And the other discharge hole 72a of the insertion part 70 along the transfer pipe 32.

When it is confirmed whether the fastening member 100 is supplied to the pair of discharge hole portions 72a by the first sensor 36, the fastening member 100 discharged by the driving of the insertion portion 70 is the fastening hole portion of the object to be assembled. It is inserted in 82a.

In addition, since the second sensor 42a for detecting the fastening member 100 supplied to the passage 44a is installed in the box portion 72, the fastening member 100 discharged along the discharge port 12 from the supply part 10. It is determined whether the discharge to the position opposite to the passage (44a) to determine whether to drive the conveying unit (50).

6 to 11, the insertion part 70 of the present embodiment is installed to be movable in the main body 72 and the discharge hole 72a in which the discharge hole 72a through which the transfer pipe 32 communicates is formed. And an engaging member 74 on which the fastening member 100 is mounted, and an elastic member 76 interposed between the main body 72 and the locking portion 74 so that the locking portion 74 presses the fastening member 100. And a pressurizing portion 78 protruding toward the discharge hole portion 72a to discharge the fastening member 100 to the assembly object side.

The main body 72 is fixed to the first support 77a protruding in the direction of the conveyor 90 from the support 77 installed on one side of the conveyor 90 to which the assembly object is moved, compared with the first support 77a. The pressing portion 78 is installed on the second support 77b disposed above.

The main body 72 is formed with a pair of discharge hole portions 72a into which the fastening member 100 supplied along the transfer pipe 32 is inserted, and the pressure hole portions 72b communicating with the discharge hole portions 72a. Is formed.

The discharge hole 72a is disposed to be inclined from the side of the main body 72 to the lower end, and the pressing hole 72b is elongated in the vertical direction, and at the lower end of the main body 72, the discharge hole 72a and the pressing hole part ( 72b) is connected.

A locking portion 74 is rotatably installed at a lower end of the pair of discharge hole portions 72a. Since a pair of locking portions 74 are installed at each discharge hole portion 72a, the locking portion 74a is supplied to the discharge hole portion 72a. The fastening member 100 is mounted by a pair of locking portions 74.

The locking portion 74 is a rotating piece having a pressure inclination portion 74a formed at a lower end thereof, and a central portion of the locking portion 74 is rotatably mounted at a lower end of the discharge hole portion 72a, and an upper end of the locking portion 74 is formed. An elastic member 76 is interposed between the main body 72 and the main body 72.

Therefore, since the upper end of the locking portion 74 is pressed outward by the elastic member 76, the lower end of the locking portion 74 is moved inward, and the pressure inclination portion 74a presses the head of the fastening member 100. Done.

Therefore, when the rod 78a protrudes from the pressing portion 78, the rod 78a is inserted along the pressing hole portion 72b of the main body 72 to push the head of the fastening member 100 to the outside of the discharge hole 72a. .

When the fastening member 100 is moved to the outside of the discharge hole 72a by the rod 78a, the fastening member 100 is discharged to the outside of the main body 72 because the locking member 74 is rotated while the elastic member 76 is compressed. While being inserted into the fastening hole 82a of the object to be assembled.

In this case, since the third sensor 79 is installed on the support 77 on which the main body 72 is installed, the assembly object is disposed at a position opposite to the discharge hole 72a of the insertion part 70. Sensing whether it is seated to prevent incorrect assembly of the fastening member 100.

In addition, the third sensor 79 detects that the size and design of the ball joint 930 coupled to the lower arm 800 is a product of a specification required by the designer, and thus the ball joint 930 of another specification is coupled. To prevent it.

12 and 13, the press-fitting part 200 of the present embodiment is recessed to penetrate the plate 36 and supports the connection part 830 of the work object and the support block 210 and the support block 210 side. It includes a fastening member coupling portion 220 is moved to press the fastening member 100.

When the plate 36 moving along the conveyor 90 of the moving part 95 (see FIG. 1) is seated on the press-fitting part 200, the fastening member coupling part 220 is formed by an arm protruding from the coupling cylinder 222. By pressing the fastening member 100, the fastening member 100 is press-fitted into the connection part 830 and the ball joint 930 of the work object.

At this time, the support block 210 is protruded upward from the bottom of the plate 36 through the passage hole 36a by the arm protruding from the support cylinder 212, the ball joint 930 and the connecting portion 830 overlap Since the part is supported, the ball joint 930 and the connection part 830 are suppressed from being deformed by the press-fitting operation of the fastening bolt.

While the ball joint 930 and the connecting portion 830 are fixed by the support block 210 while the fastening member 100 is press-fitted, a predetermined deformation may occur, and the deformation generated at this time may be the first bush 910. And while the second bush 920 is press-fitted, the second bush 920 may be restored to be similar or identical to the original state.

Referring to FIGS. 14 and 15, the first bushing assembly 300 according to the present embodiment includes a first bushing 910 mounted therein and a first bushing 910 pressed into the first coupling part 810 of the workpiece. Align the first seating portion 310, the first bushing support portion 320 disposed to face the first seating portion 310 and supporting the first bushing 910, and the first bushing 910 in a predetermined direction. And a first bushing feeder 350 for supplying the first bushing feeder 340 and the first bushing 910 discharged from the first bushing feeder 340 to the first seating part 310.

The first bush 910 discharged from the first bush feeder 340 is seated on the first seating part 310 by the first bushing supply part 350, and the first bushing arm 710 is provided with the first bushing part 910. When the first coupling part 810 is disposed between the first seating part 310 and the first bushing support part 320, the arm protrudes from the pressure cylinder 312 and the first seating part 310 is coupled to the first coupling part 810. The first bush 910 is press-fitted into the first coupling part 810 by moving toward) side.

The first bushing supply unit 350 moves the pressing protrusion 352 to restrain the first bush 910 discharged from the first bushing feeder 340, and moves the pressing protrusion 352 to the first seating part 310. A moving cylinder 354 is included.

The pressing protrusion 352 is installed on the arm protruding from the moving cylinder 354 and the pair of pressing protrusions 352 restrains the edge of the first bush 910 so that the arm protrudes from the moving cylinder 354. The pressing protrusion 352 restraining the bush 910 is disposed above the first seating part 310, and the first protrusion 910 is attached to the first seating part 310 as the pressing protrusion 352 opens outward. Supplied.

Thereafter, the arm protrudes from the pressure cylinder 312 so that the first seating portion 310 is moved toward the first bushing support part 320 and presses the first bushing 910 upward.

In this case, since the first coupling part 810 of the workpiece is disposed between the first bushing support part 320 and the first bushing 910 by the operation of the first robot arm 710, the first bushing 910 is operated. It is pressed into the first coupling part 810 of the object.

16 and 17, the second bushing assembly 400 according to the present embodiment is moved to the second seating portion 410 and the second seating portion 410 on which the second bushing 920 is seated. The second bush press-fitting part 420 presses the second bush 920 into the second coupling part 820 of the workpiece, and the second bush feeder 440 aligns and discharges the second bush 920 in a predetermined direction. And a second bushing supply part 430 supplying the second bushing 920 discharged from the second bushing feeder 440 to the second seating part 410.

When the workpiece to which the first bushing 910 is coupled by the first robot arm 710 is supplied to the second seating portion 410, the second bushing 920 discharged from the second bushing feeder 440 is seconded. The second bush 920 is seated on the second coupling part 820 of the workpiece by the operation of the bush supply part 430, and the second bush indentation part 420 is lowered by the arm protruding from the press-fit cylinder 422. ) Is pressed into the second coupling part 820 of the workpiece.

The second bushing supply unit 430 supplies the mounting protrusion 432 for restraining the second bush 920 and the second bushing 920 discharged from the second bushing feeder 440 toward the mounting protrusion 432. The pin 436 and a mounting cylinder 434 for moving the mounting protrusion 432 to the second seating portion 410 side.

When the second bush 920 is discharged from the second bush feeder 440, the supply pin 436 protrudes upward and is inserted into the hole of the second bush 920, and the supply pin 436 is further raised while the second bush 920 is discharged. The bush 920 is raised to be disposed inside the mounting protrusion 432.

Thereafter, the pair of mounting protrusions 432 are moved inward to restrain the second bush 920, and the mounting protrusions 432 connected to the end of the arm are protruded from the seating cylinder 434 to the second seat. It is disposed above the portion 410, the second bushing 920 is supplied to the second seating portion 410 while the mounting protrusion 432 opens outward.

When the second bush 920 is seated on the second seat 410, the arm protrudes from the press-fit cylinder 422 and moves the second bush indent 420 to the second seat 410. 920 is pressed into the second coupling portion 820 of the workpiece.

18 to 20, the fastening part 500 of the present embodiment is provided with a connecting seat 512 on which the work object is seated, and a rotatable plate 510 rotatably installed, and the connecting seat 512. Coupling member fastening portion 530 for fastening the coupling member 550 to the connection portion 830 of the work object seated on the nut coupling portion 540 for coupling the nut to the fastening member 100 pressed into the connection portion 830 ), A coupling member feeder 520 for aligning and supplying the coupling member 550 to the coupling member coupling part 530 in a predetermined direction, and a nut feeder 522 for supplying a nut to the nut coupling part 540. do.

When the work object is supplied to the connection seating portion 512 by the second robot arm 720, the rotating plate 510 is rotated to oppose the connection seating portion 512 on which the work object is seated against the coupling member fastening portion 530. Move it to the desired position.

While the workpiece is moved to the coupling member coupling portion 530 side, the coupling member coupling portion 530 is moved to the coupling member feeder 520 side along the moving rail 532, and then mounts the coupling member 550, and then moves again. The upper portion of the connection seating portion 512 is moved along the rail 532, and the coupling member fastening portion 530 is rotated downward to fasten the coupling member 550 to the connection portion 830 of the workpiece.

At this time, the nut supplied from the nut feeder 522 is seated on the nut coupling portion 540, the nut coupling portion 540 is raised to insert the nut into the fastening member 100, the nut coupling portion 540 is rotated While coupling the fastening member 100 and the nut.

Looking at the assembly device control method for the suspension member according to an embodiment of the present invention configured as described above are as follows.

FIG. 21 is a flowchart illustrating a method for controlling an assembly device for suspension member according to an embodiment of the present invention, and FIG. 22 is a flowchart illustrating a method for controlling a temporary assembly part of an assembly device for suspension member according to an embodiment of the present invention. .

1 to 22, the method for assembling a suspension member control method according to an embodiment of the present invention includes inserting a fastening member 100 into a connection part 830 of a workpiece (S100) and a fastening member ( 100 press-in step (S200), press-fitting the first bushing 910 into the first coupling portion 810 of the workpiece (S300), and a second coupling portion 820 of the workpiece Pressing the bush 920 (S400), and coupling the nut to the fastening member 100 and fastening the coupling member 550 to the connection portion 830 (S500).

When the plate 36 on which the work object is mounted by the operation of the moving part 95 is supplied to the temporary assembly parts 10, 50, and 70, the fastening member 100 discharged from the temporary assembly parts 10, 50, and 70 is operated. It is inserted into the connection portion 830 and the ball joint 930 of the object.

When the workpiece to which the fastening member 100 is inserted is supplied to the indentation unit 200, the support block 210 passes through the passage hole 36a of the plate 36 to support the ball joint 930 and the connection unit 830. The fastening member coupling part 220 presses the fastening member 100 toward the support block 210 to press-fit the fastening member 100.

The first robot arm 710 is mounted between the first mounting part 310 and the first bushing support part 320 of the first bushing assembly part 300 by mounting the work object. Move the workpiece upright to place it.

In this case, the first bushing 910 supplied from the first bushing feeder 340 is supplied to the first seating part 310 by the operation of the pressing protrusion 352 and the moving cylinder 354.

Subsequently, an arm protruding from the pressure cylinder 312 presses the first seating part 310 toward the first bushing support part 320, so that the first bushing 910 is pressed into the first coupling part 810.

The first robot arm 710 supplies a work object into which the first bush 910 is press-fitted to the second seating part 410 of the second bush assembly 400.

In this case, the second bush 920 supplied from the second bush feeder 440 is supplied to the second seating part 410 by the operation of the second bush supply part 430, and the arm protrudes from the press-fit cylinder 422. As a result, the second bush press-fitting part 420 presses the second bush 920 toward the second seating part 410 and presses the second bush 920 into the second coupling part 820.

The second robot arm 720 supplies the workpiece to which the first bush 910 and the second bush 920 are press-fitted to the connection seating portion 512 of the rotating plate 510, and the rotating plate 510 rotates. Work object is disposed below the coupling member fastening portion 530.

At this time, the coupling member fastening portion 530 is moved to the coupling member feeder 520 side along the moving rail, and after the coupling member 550 is moved again to the upper side of the connection seating portion 512, the connection seating portion 512 Rotating to the side to rotate the coupling member 550 to the connection portion 830 and the ball joint 930.

In addition, the nut is supplied to the nut coupling portion 540 from the nut feeder 522, and the nut coupling portion 540 is rotated after being raised to couple the nut to the fastening member 100.

After the fastening member 100 is press-fitted into the connection part 830 and the ball joint 930, the connection part 830, the ball joint 930, and the fastening while the first bushing 910 and the second bushing 920 are press-fitted. The member 100 is restored to its original state.

Therefore, when pressing the fastening member 100, it is possible to prevent misassembly generated by fastening the coupling member 550 and the nut before the deformed connection part 830 is restored to its original state.

In the method of controlling the provisional assembly of the present embodiment, the driving unit 50 is driven to supply the fastening member 100 discharged from the supply unit 10 to the insertion unit 70 (S20), and the fastening member 100 is not supplied. Determining whether there is a discharge hole 72a of the insertion unit 70 (S30), and when the supply of the fastening member 100 to the discharge hole 72a is completed, inserting the fastening member 100 into the assembly object. (S50).

In addition, the present embodiment further includes a step (S10) of determining whether the assembly object is supplied to the position opposite to the inserting portion 70, so that the assembly object conveyed along the conveyor 90 is opposed to the inserting portion 70. When seated in position, the third sensor 79 detects an assembly object.

Subsequently, when the fastening member 100 is detected by the second sensor 42a, the working fluid is injected from the discharge part 34 to the transfer pipe 32 according to a signal transmitted from the control part 38.

Accordingly, the fastening member 100 discharged from the supply unit 10 is moved to the insertion unit 70 along the transfer pipe 32, and the fastening member 100 is moved to the outside of the insertion unit 70 by the pressing unit 78. When discharged, the temporary assembly operation is performed while the fastening member 100 is inserted into the fastening hole 82a of the object to be assembled.

If the fastening member 100 is not detected in the discharge hole 72a, the embodiment further includes the step S40 of moving the transfer unit 50 toward the discharge hole 72a, so that the fastening member discharged from the supply unit 10 ( After the 100 is supplied to the one side discharge hole 72a along the one side passage 44a and the transfer pipe 32 of the guide block 44, the driving unit 46 is driven according to the signal transmitted from the first sensor 36. It is operated to move the guide block 44.

When the guide block 44 is moved in this way, the discharge port 12 of the supply unit 10 and the other passage 44a of the guide block 44 are disposed to face each other.

Thereafter, the fastening member 100 discharged from the supply unit 10 is supplied to the other discharge hole 72a by the working fluid injected from the discharge unit 34, and a pair of fastenings are performed by the first sensor 36. When the member 100 is detected, the rod 78a of the pressing unit 78 protrudes, and the pair of fastening members 100 are discharged to the outside of the main body 72 to be inserted into the fastening holes 82a of the assembly object.

As a result, it is possible to provide an assembly apparatus for a suspension member and a control method thereof capable of continuously assembling a plurality of bushes and connecting members to a work object.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and various modifications and equivalent other embodiments are possible to those skilled in the art. Will understand.

In addition, the suspension member assembly and the control method has been described as an example, but this is merely exemplary, the assembly apparatus and the control method of the present invention can be used in other products other than the suspension member.

Therefore, the true technical protection scope of the present invention will be defined by the claims below.

10 supply part 12 discharge port
32: transfer pipe 34: discharge part
36: first sensor 38: control unit
40: distributor 42: box
42a: second sensor 44: guide block
44a: passage 46: drive portion
50: transfer unit 70: insertion unit
72: main body 72a: discharge hole
72b: pressing hole 74; [0030]
74a: pressure inclination portion 76: elastic member
77: support 77a: first support
77b: second support 78: pressing portion
78a: load 79: third sensor
100: fastening member 200: press-fitting part
300: first bush assembly 400: second bush assembly
500: fastening portion 710: first robot arm
720: second robot arm

Claims (8)

A moving part for supplying a plate on which a work object is mounted;
Provisional assembly for inserting the fastening member to the connection of the workpiece to be supplied through the moving portion;
Press-fitting portion for pressing the fastening member inserted into the workpiece;
A first bushing assembly which presses the first bushing onto the first coupling portion of the workpiece;
A second bush assembly which presses the second bush to the second engaging portion of the workpiece; And
A fastening part for fastening a coupling member to the connection part;
The indentation part,
A support block which is recessed to penetrate the plate and supports a connection of a workpiece; And
Suspension member assembly apparatus characterized in that it comprises a coupling portion which is moved to the support block side to press the fastening member.
delete The method of claim 1, wherein the first bush assembly,
A first seating portion in which the first bush is seated and presses the first bushing into the first coupling portion of the workpiece;
A first bushing support part disposed to face the first seating part and supporting a first bushing;
A first bushing feeder discharging the first bushing in a predetermined direction; And
And a first bush supply unit for supplying the first bush discharged from the first bush feeder to the first seating unit.
The method of claim 3, wherein the first bush supply unit,
A pressing protrusion for restraining the first bush discharged from the first bushing feeder; And
Suspension member assembly apparatus comprising a moving cylinder for moving the pressing projection toward the first seating portion.
The method of claim 1, wherein the second bush assembly.
A second seating portion on which the second bush is seated;
A second bush press-fitting part which presses the second bush to the second coupling part of the work object while being moved toward the second seating part;
A second bush feeder for aligning and discharging the second bush in a predetermined direction; And
And a second bush supply unit for supplying a second bush discharged from the second bush feeder to the second seating unit.
The method of claim 5, wherein the second bush supply unit,
Mounting protrusion for restraining the second bush;
A supply pin configured to move the second bush discharged from the second bush feeder toward the mounting protrusion; And
Suspension member assembly apparatus comprising a seating cylinder for moving the mounting projection toward the second seating side.
The method of claim 1, wherein the fastening portion,
A rotating plate provided with a connection seating unit on which a work object is mounted and rotatably installed;
A coupling member fastening part for fastening a coupling member to a connection part of a work object seated on the connection seating part;
A coupling member feeder for aligning and supplying a coupling member in a predetermined direction to the coupling member coupling portion;
A nut coupling part for coupling the nut to the fastening member pressed into the connection part of the workpiece; And
Suspension member assembly apparatus characterized in that it comprises a nut feeder for energizing the nut in a predetermined direction to the nut coupling portion.
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