KR102386347B1 - Spring feeding device - Google Patents

Abstract

An objective of the present invention is to provide a device for manufacturing an annular spring assembly, which can simultaneously and automatically supply a plurality of springs and fasten the springs to an annular plate. According to a first embodiment of the present invention, the device for manufacturing an annular spring assembly comprises: a frame (100); a support (200) installed on one side of the frame; a rotary disk (300) installed on an upper portion of the frame; a circular plate (400) installed on an upper portion of the rotary disk and provided with a spring coupling pin arranged in an annular shape; a support bar (500) coupled to the support; a motor (600) installed on an upper portion of the support bar; a spring providing unit (700) installed underneath the support bar and rotating by the motor; and a controller controlling driving of the rotary disk, the motor, and the spring providing unit. According to a second embodiment of the present invention, the device for manufacturing an annular spring assembly comprises: a frame (100); a support (200) installed on one side of the frame; a rotary disk (300) installed on an upper portion of the frame; a circular plate (400) installed on an upper portion of the rotary disk and provided with a spring coupling pin arranged in an annular shape; a spring distributor (720) installed above the support; a control device (730) controlling the spring distributor; a flexible hose (PH) connected to an upper and a lower portion of the spring distributor; a rotating device (1000) installed underneath the support; and a controller controlling driving of the rotary disk and a spring providing unit.

Description

Apparatus for manufacturing annular spring assemblies {SPRING FEEDING DEVICE}

The present invention relates to an apparatus for manufacturing an annular spring assembly mounted on a transmission of a vehicle.

The transmission of the vehicle is equipped with an annular spring assembly to restore the external force. In the annular spring assembly, a plurality of springs are annularly arranged at predetermined intervals on the edge of the annular plate.

1 shows an annular spring assembly;

The annular spring assembly consists of an annular plate and a spring. A plurality of spring fixing protrusions protrude from the annular plate, and a spring is forcibly fitted to the fixing protrusions to be coupled and fixed.

Figure 1 (a) shows the coupling of the spring by force-fitting the fixing projection formed on the edge of the annular plate, Figure 1 (b) shows a state in which the annular spring assembly is turned upside down.

In the conventional coupling method, after positioning the spring on the spring fixing projection of the annular plate, the fixing projection of the plate is placed on the other side of the spring and then pressurized to manufacture it.

Accordingly, there is a need for a manufacturing apparatus for automating or semi-automating the process of manually assembling the annular spring assembly.

Registered Patent Publication No. 10-1411983, automatic spring feeding device Registration Patent Publication No. 20-0136865, a tool for attaching and detaching the return spring installed in the trans-mission clutch Utility Model Registration No. 20-0315875, spring-scraper-mounted rotary metering supply device Japanese Unexamined Patent Publication No. Hei 09-001085, Sorting and supplying device for coil springs Japanese Laid-Open Patent Publication No. 11-208867, a method for supplying a coil spring and an apparatus for supplying the same European Patent Publication EU0212164, Device for the aligned supply of helicoidal springs to a work station

The present invention has been made in accordance with the above requirements, and an object of the present invention is to provide an apparatus for manufacturing an annular spring assembly capable of automatically supplying a plurality of springs at the same time and fastening the springs to the annular plate.

The problems to be solved by the present invention are not limited to the aforementioned problems. Other technical problems not mentioned will be clearly understood by those of ordinary skill in the art to which the present invention belongs from the following description.

An annular spring assembly manufacturing apparatus according to a first embodiment of the present invention includes a frame 100, a support 200 installed on one side of the frame, and a rotating disc 300 installed on the upper portion of the frame, and the A circular plate 400 installed on the upper portion of the rotating disk and having a spring coupling pin arranged in an annular shape, a support rod 500 coupled to the support, a motor 600 installed on the upper portion of the support rod, and the support rod It is installed on the lower side and includes a spring providing part 700 rotated by the motor, and a controller (Controller) for controlling the driving of the rotating disk, the motor, and the spring providing part.

In addition, the spring providing unit 700 includes a base 710 coupled to a lower portion of the support rod 500 , a spring distributor 720 coupled perpendicularly to one side of the base, and a controller for controlling the spring distributor 720 . Consists of 730, the spring distributor 720 has a body having a vertical hollow portion, a first actuator 721 installed on the lower side of the body, and a second actuator 722 installed on the upper side of the first actuator. ), and the first actuator supports the lowermost spring, and the second actuator is configured to side-press the spring positioned above the lowermost spring.

An annular spring assembly manufacturing apparatus according to a second embodiment of the present invention includes a frame 100, a support 200 installed on one side of the frame, and a rotating disc 300 installed on the upper portion of the frame, and the A circular plate 400 installed on the upper portion of the rotating disk and having a spring coupling pin arranged in an annular shape, a spring distributor 720 installed on the upper side of the support, a controller 730 for controlling the spring distributor, and the It includes a flexible hose (PH) connected to the upper and lower portions of the spring distributor, a rotator 1000 installed on the lower side of the support, and a controller (Controller) for controlling the driving of the rotating disk and the spring providing unit.

In addition, the rotating machine 1000 is composed of a small gear 1100 rotated by a motor, and a large gear 1200 meshed with the small gear, and a through hole 1201 is formed between the shaft and the gear projection of the large gear. is formed, and a flexible hose (PH) is fitted into the through hole.

In addition, the first and second actuators 721 and 722 include a stopper STR, and in a state where the stopper of the second actuator 722 presses and maintains the side surface of the spring, the stopper of the first actuator 721 is After retracting and dropping the lowermost spring with the spring coupling pin, the stopper of the first actuator 721 is advanced, and then the second actuator is retracted so that the second actuator side pressurizes the spring of the first actuator 721. It is configured to fall to the top of the stopper.

The spring distributor according to the present invention is provided with first and second actuators. By dropping the spring supported by the first actuator in a state in which the second actuator supports the upper spring, it may be sequentially seated on the spring coupling pin.

1 shows an annular spring assembly;
Figure 2 (a) shows the spring provided in the annular spring assembly.
Figure 2 (b) shows that the spring is coupled to the spring coupling pin (PU).
3 shows an annular plate according to the present invention.
4 shows an apparatus for manufacturing an annular spring assembly according to a first embodiment of the present invention.
5 shows a spring providing unit according to the present invention.
6 is a cross-sectional view of a spring distributor according to the present invention.
7 shows the operation of the spring distributor according to the present invention.
8 shows the dropping of a spring in a device according to the invention;
Figure 9 shows the coupling of the annular plate and the spring seated on the spring coupling pin.
10 shows an apparatus for manufacturing an annular spring assembly according to a second embodiment of the present invention.
11 shows a spring distributor according to a second embodiment of the present invention.
12 shows a rotator of an apparatus according to a second embodiment of the present invention.
13 shows dropping a spring in a device according to a second embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. For convenience of description, components shown in the drawings may be exaggerated, omitted, or schematically represented.

The present invention relates to an apparatus for manufacturing an annular spring assembly mounted on a transmission of a vehicle. The annular spring assembly consists of a spring and an annular plate.

Figure 2 (a) shows a spring according to the present invention.

The spring according to the present invention has a shape in which the diameter (UDS) of the upper part is narrower than the diameter (DDL) of the lower part. As a whole, the spring has the same diameter as the middle part and the lower part, and the diameter of the upper part is formed to be relatively narrow.

3 shows an annular plate according to the present invention.

The annular plate SW has an annular shape. A plurality of through-holes are arranged at a predetermined interval in the annular plate, and a protrusion (SWS) is provided at an edge of the through-hole. Each of the protrusions is disposed at a constant angle from the center of the annular plate.

4 shows an apparatus for manufacturing an annular spring assembly according to a first embodiment of the present invention.

An annular spring assembly manufacturing apparatus according to a first embodiment of the present invention includes a frame 100, a support 200 installed on one side of the frame, and a rotating disc 300 installed on the upper portion of the frame, and the A circular plate 400 installed on the upper portion of the rotating disk and having a spring coupling pin arranged in an annular shape, a support rod 500 coupled to the support, a motor 600 installed on the upper portion of the support rod, and the support rod It is installed on the lower side and includes a spring providing part 700 rotated by the motor, and a controller 900 (Controller) for controlling the driving of the rotating disk, the motor, and the spring providing part.

Referring to the drawings, the rotating disk 300 is installed on the upper portion of the frame 100, and at least two or more circular plates 400 are disposed on the upper portion of the rotating disk to have an isometric angle. In the present invention, it is an embodiment that four circular plates are arranged at an angle of 90 degrees. A plurality of spring coupling pins are arranged in an annular shape on the circular plate 400 .

Returning, Figure 2 (b) shows that the spring is coupled to the spring coupling pin (PU), the spring coupling pin (PIN) is made of a lower portion (PD), a tapered portion (TP) and an upper portion (PU), the upper The diameter of is formed smaller than the lower part.

A spring providing part 700 is positioned above the circular plate 400 . The spring providing unit drops the springs one by one. The spring providing unit 700 rotates according to the rotation of the motor 600 .

For reference, reference numeral PH denotes a flexible hose through which the spring passes. The spring is fed into the spring providing unit through the flexible hose or dropped from the spring providing unit.

5 shows a spring providing unit according to the present invention.

Referring to the drawings, the spring providing unit 700 is coupled to the lower portion of the support rod 500 . The spring providing unit 700 includes a base 710 coupled to a lower portion of the support rod 500 , a spring distributor 720 vertically coupled to one side of the base, and a controller 730 for controlling the spring distributor 720 . ) is made of

A motor 600 is installed on the upper portion of the support rod 500 , and as the motor rotates, the support rod may also rotate. A base 710 is coupled to the lower portion of the support bar, and the base is provided with a coupling hole on one side and the other side through which the same spring distributor can be coupled, respectively. The spring distributor may be coupled to the coupling hole on one side or coupled to the coupling hole on the other side. The interval between the one side and the other side coupling hole may be the same as the interval between the opposite spring coupling pins among the spring coupling pins formed on the circular plate 400 described above.

The control line of the controller 900 is connected to the first to third actuators 721 to 723 of the spring distributor via the spring controller 730 . The spring controller 730 drives the stoppers of the first to third actuators according to a signal from the controller.

6 is a cross-sectional view of a spring distributor according to the present invention.

The spring distributor 720 according to the present invention includes a body having a vertical hollow portion, and first to third actuators 721 to 723 installed on the side surfaces of the body. Referring to the drawings, the first to third actuators 721 to 723 are installed on the body, and the first actuator 721, the second actuator 722, and the third actuator 723 are sequentially installed from the lower side to the upper side. is installed. Each of the first to third actuators includes a stopper STR that reciprocates by a driving source. In an embodiment, the stopper may be advanced to support the lower portion of the spring or press the side of the spring.

The stopper of the first actuator is located under the spring to prevent the first spring from falling, the stopper of the second actuator presses the side of the spring to prevent the second spring from falling, and the stopper of the third actuator is The side of the third spring is pressed to prevent the third spring from falling. Here, the first spring refers to a spring located at the lowermost side of the vertical hollow portion of the body, the second spring refers to a spring located above the first spring, and the third spring refers to a spring located above the second spring. say

The first actuator serves to support the first spring, and the second actuator serves to prevent the second spring from falling while the first spring is falling. And the third actuator performs a function of preventing the springs sequentially introduced into the vertical hollow portion of the body through the flexible hose (PH) from hitting the second spring.

7 shows the operation of the spring distributor according to the present invention.

Referring to Figure 7 (a), the first actuator supports the lowermost spring not to be released to the lower side, and the second and third actuators press the springs placed on the upper side of the lowermost spring, respectively. there is.

Then, referring to FIG. 7( b ), the second and third actuators retract the stopper of the first actuator while pressing and maintaining the side surface of the spring. At this time, the lowermost spring falls. At this time, the dropped spring falls to the spring coupling pin.

Next, in FIG. 7C , the stopper of the first actuator is advanced.

Then, as shown in Fig. 7 (d), the second and third actuators are retracted, the springs are dropped to the top of the stopper of the first actuator, and then, as shown in Fig. 7 (a), the second and third actuators are retracted. By advancing the actuator, the springs respectively placed on the lowermost upper side are pressed sideways.

8 shows the dropping of a spring in a device according to the invention;

Referring to the drawings, the support rod 500 is located above the center of the circular plate 700, and the spring distributor 720 is located above the spring coupling pin of the circular plate. When the spring providing unit rotates according to the rotation of the motor, the spring distributor may rotate along the upper side of all the spring coupling pins. By rotating the spring distributor according to the present invention, it is possible to sequentially perform the operation of dropping the spring to all the spring coupling pins installed on the upper portion of the circular plate.

In the manufacturing apparatus according to the first embodiment of the present invention, one spring distributor 720 is installed on the base 710 of the spring providing unit 700 as an embodiment, but on one side and the other side of the base 710 . Two spring distributors 720 may be installed to face each other. According to this configuration, the working time of dropping the spring to the spring coupling pin can be reduced in half.

After all the springs are seated on the spring coupling pins in this way, the rotating disk 300 is rotated. Thereafter, the process of coupling the spring and the annular plate to the other side of the rotating disk may be performed. For example, the process of seating the spring on the spring coupling pin in the region A in FIG. 4 may be performed, and the process of combining the spring and the annular plate in the region C may be performed. As another embodiment, the coupling of the spring and the annular plate may be made in a separate space.

Figure 9 shows the coupling of the annular plate and the spring seated on the spring coupling pin.

Referring to Figure 9 (a), the spring is fitted to all the spring coupling pins, an annular plate is disposed on the upper side, the pressurizer (PP) is located on the upper side of the annular plate (SW).

When the annular plate SW is pressed with the pressurizer PP, as shown in FIG. 9( b ), the end of the protrusion of the annular plate enters the upper side of the spring, and then presses further, the tapered portion of the spring coupling pin The end of the spring is widened. Accordingly, the projection of the annular plate and the narrow upper portion of the spring can be firmly coupled.

Fig. 10 shows an apparatus for manufacturing an annular spring assembly according to a second embodiment of the present invention, and Fig. 11 shows a spring distributor according to a second embodiment of the present invention.

A manufacturing apparatus according to a second embodiment of the present invention includes a frame 100 , a support 200 installed on one side of the frame, a rotating disk 300 installed on the upper portion of the frame, and an upper portion of the rotating disk A circular plate 400 installed in and having a spring coupling pin arranged in an annular shape, a spring distributor 720 installed on the upper side of the support, a controller 730 for controlling the spring distributor 720, and the spring It includes a flexible hose (PH) connected to the upper and lower portions of the distributor, the rotator 1000 installed on the lower side of the support, and a controller 900 (Controller) for outputting a signal for driving.

The controller drives the spring distributor through the controller. In addition, the controller can control the rotation of the rotating disk and the driving of the rotating machine.

The spring distributor 720 of the device according to the second embodiment of the present invention has the same structure as the spring distributor of the device according to the first embodiment described above. A flexible hose (PH) is connected to both the upper part and the lower part of the spring distributor, and the spring is inserted or sequentially dropped from the inside of the flexible hose.

12 shows a rotator of an apparatus according to a second embodiment of the present invention.

The rotating machine 1000 includes a small gear 1100 rotated by a motor and a large gear 1200 meshed with the small gear.

Referring to the drawings, a through hole 1201 is formed between the shaft of the large gear and the gear protrusion, and a flexible hose PH is fitted into the through hole 1201 .

When the motor rotates, the small gear rotates, and the large gear meshed with the small gear also rotates. When the large gear rotates, the through hole formed in the large gear rotates, and accordingly, the flexible hose PH fitted in the through hole rotates.

13 shows dropping a spring in a device according to a second embodiment of the present invention.

Referring to the drawings, the spring distributor 720 is fixed in position from the upper side, and the rotator 1000 located at the lower side is configured to rotate. The rotator rotates the spring falling through the inside of the flexible hose from the spring distributor and sequentially seats it on the spring coupling pin.

Then, when the rotator rotates 360 degrees to seat the springs on all the spring coupling pins, the rotating disk 300 rotates at a predetermined angle so that the neighboring circular plate 400 is located below the rotator 1000 .

On the other hand, the circular plate 400 in which all the springs are seated on the spring coupling pins, as shown in FIG. 9 , the annular plate is positioned on the top of the circular plate, and the spring and the circular plate are mutually coupled by pressing with a press.

As mentioned above, although the present invention has been described in detail through specific embodiments, the present invention is not limited to the above embodiments, and various modifications are possible by those of ordinary skill within the scope of the technical spirit of the present invention.

100 : frame
200: support
300: rotating disk
400: round plate
500: support bar
600: motor
700: spring providing part
900 : controller
1000: rotating machine

Claims (5)

frame 100 and
a support 200 installed on one side of the frame;
A rotating disc 300 installed on the upper portion of the frame, and
A circular plate 400 installed on the upper portion of the rotating disk and having a spring coupling pin arranged in an annular shape;
A support rod 500 coupled to the support, and a motor 600 installed on the upper portion of the support rod;
A spring providing part 700 installed on the lower side of the support rod and rotating by the motor;
A flexible hose (PH) connected to the spring providing unit 700 and into which the spring is inserted;
Device characterized in that it comprises a controller for controlling the driving of the rotating disk, the motor, and the spring providing unit.
The method according to claim 1,
The spring providing unit 700 is composed of a base 710 coupled to the lower portion of the support rod 500, and a spring distributor 720 coupled perpendicularly to one side of the base,
The spring distributor 720 includes a body having a vertical hollow portion, a first actuator 721 installed on the lower side of the body, and a second actuator 722 installed on the upper side of the first actuator.
The first and second actuators 721 and 722 are provided with a stopper (STR),
The stopper of the first actuator supports the lowermost spring, and the stopper of the second actuator is configured to press the side of the spring positioned above the lowermost spring,
In a state where the stopper of the second actuator 722 presses and maintains the side surface of the spring, the stopper of the first actuator 721 is retracted to drop the lowermost spring with the spring coupling pin, and then the first actuator 721 Device, characterized in that configured to advance the stopper of the, then retract the second actuator so that the second actuator is side-pressing the spring to fall to the top of the stopper of the first actuator (721).
frame 100 and
a support 200 installed on one side of the frame;
A rotating disc 300 installed on the upper portion of the frame, and
A circular plate 400 installed on the upper portion of the rotating disk and having a spring coupling pin arranged in an annular shape;
And a spring distributor 720 installed on the upper side of the support;
A flexible hose (PH) connected to the upper and lower portions of the spring distributor and moving the spring;
a rotating machine 1000 installed on the lower side of the support;
It is made including a controller (Controller) for controlling the driving of the rotating disc 300, the spring distributor 720, the rotating machine (1000),
The rotary machine 1000 includes a small gear 1100 rotated by a motor and a large gear 1200 meshing with the small gear, and a through hole 1201 is formed between the shaft and the gear protrusion of the large gear. and a flexible hose (PH) is fitted in the through hole.
4. The method according to claim 3,
The spring distributor 720 includes a body having a vertical hollow portion, a first actuator 721 installed on the lower side of the body, and a second actuator 722 installed on the upper side of the first actuator.
The first and second actuators 721 and 722 are provided with a stopper (STR),
The stopper of the first actuator supports the lowermost spring, and the stopper of the second actuator is configured to press the side of the spring positioned above the lowermost spring,
In a state where the stopper of the second actuator 722 presses and maintains the side surface of the spring, the stopper of the first actuator 721 is retracted to drop the lowermost spring with the spring coupling pin, and then the first actuator 721 Device, characterized in that configured to advance the stopper of the, then retract the second actuator so that the second actuator is side-pressing the spring to fall to the top of the stopper of the first actuator (721).

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