KR102150195B1 - Spinning apparatus for the manufacture of cylindrical containers - Google Patents

Abstract

The present invention relates to a spinning device for manufacturing a cylindrical container, which comprises: a base portion having a saddle provided to enable x-axis transport and a transport shaft providing transport power of the saddle; a headstock portion including a spindle rotatably provided on the base portion, and a cylindrical frame mounted on the spindle and inserted into the cylindrical container, which is a workpiece, so as to fix the center of the cylindrical container; and a worktable portion provided to enable x-axis and y-axis movements on the saddle, and having a spinning unit for performing spinning processing on the cylindrical container fixed to the cylindrical frame. The spinning unit approaches the cylindrical container through the axial movements of the worktable portion, rotates together by being in contact with an end rim of the cylindrical container rotated by the spindle, and performing the spinning processing on the rim at a preset curvature. The spinning device can automatically perform spinning processing on cylindrical containers having various sizes.

Description

Spinning device for manufacturing cylindrical containers {SPINNING APPARATUS FOR THE MANUFACTURE OF CYLINDRICAL CONTAINERS}

The present invention relates to a spinning apparatus for manufacturing a cylindrical container, and not only can automatically perform the spinning process of cylindrical containers having various sizes, but also provides a dedicated jig and a dedicated unit that can be selected and replaced according to the spinning process type. It relates to a spinning apparatus for manufacturing a cylindrical container capable of an accurate and rapid spinning process by having.

In the case of a cylindrical container made of a thin plate of metal, the scope of use and use is one of the most common materials, and is applied to various products that can be encountered in everyday life, including parts of various mechanical devices.

In particular, the cylindrical container made of a thin stainless steel plate is easy to maintain hygienic and clean due to the nature of the material, and is therefore used not only for the body of electronic products such as vacuum cleaners, but also for various household items such as trash cans.

Such a cylindrical container is generally manufactured through processes such as bending, welding, and spinning. Among these, the spinning process is generally performed manually due to low productivity and geometric characteristics of the cylindrical container.

In recent years, automation and semi-automation of the spinning process has been actively promoted to reduce labor costs and improve product quality, but in Korea, most of the cylindrical containers are still manufactured by hand, so the productivity and quality of products are largely dependent on the skill level of workers. have.

In addition, the number of skilled workers is gradually decreasing due to domestic conditions, and even in the case of skilled workers, it is difficult to expect uniformity of quality compared to high labor costs, so a solution is required.

Even in the case of a conventional spinning device developed to enable an automated or semi-automated process, it is generally designed to allow only spinning processing of a specific product group or limited model, and in order to process a product of a new standard, the mold is remanufactured or control design Redesign work was required, such as rebuilding.

As described above, the inferior versatility of the conventional spinning device has been a great burden for producers in terms of productivity and cost, and has been an obstacle in establishing a production line capable of processing products of various standards.

Accordingly, there is a demand for the development of a new spinning apparatus capable of solving the problems of the conventional spinning process and the spinning apparatus as described above.

The problem to be solved by the present invention is not only capable of automatically performing the spinning process of cylindrical containers having various sizes, but also having a dedicated jig and a dedicated unit that can be selected and replaced according to the spinning processing type, thereby providing an accurate and rapid spinning process. It is to provide a spinning device for manufacturing a cylindrical container capable of this.

Meanwhile, the technical problem to be solved by the present invention is not limited to the above-described technical problem, and other technical problems that are not mentioned will be clearly understood by those of ordinary skill in the technical field to which the present invention belongs from the following description. I will be able to.

A spinning apparatus for manufacturing a cylindrical container according to the present invention for solving the above technical problem includes: a base portion having a saddle provided to enable x-axis transport, and a transport shaft providing a transport power of the birds; A spindle portion rotatably provided on the base portion, and a cylindrical frame mounted on the spindle and inserted into a cylindrical container as a workpiece to fix the center of the cylindrical container; And a working table part provided to enable x- and y-axis movement on the saddle, and including a spinning unit for spinning the cylindrical container fixed to the cylindrical frame, wherein the spinning unit includes an axial movement of the work table part The cylindrical container may be accessed through and rotated together by contacting the end rim of the cylindrical container rotated by the spindle, and the rim may be spun with a preset curvature.

Here, the work table unit includes a first work table and a second work table disposed on each of the left and right sides of the saddle, and the first work table and the second work table include spinning units having different shapes. By providing, it is possible to selectively process the curvature and shape of the rim when spinning the end rim of the cylindrical container.

In addition, the work table portion is provided so that the spinning unit can be attached and detached, and the curvature and shape of the rim of the cylindrical container can be selectively processed by replacing the spinning units of different shapes as needed.

In addition, the work table unit may include a unit guide to which the spinning unit is rotatably fixed; A first plate provided to mount or detach the unit guide; A second plate disposed under the first plate and supporting the first plate through a first LM guide to enable y-axis transfer; A third plate disposed under the second plate and supporting the second plate through a second LM guide to enable x-axis transfer; And a fourth plate disposed under the third plate and supporting the third plate through a third LM guide to enable y-axis transfer.

Meanwhile, the spinning unit may include a first spinning unit used in a first spinning process for spinning an end edge of the cylindrical container outward by a predetermined curvature.

In addition, the spinning unit extends the end edge of the cylindrical container outward by a preset curvature, and narrows the circumference of the immediately lower portion of the outwardly expanded frame inward by a preset curvature, and the cylindrical container spread outward It may further include a second spinning unit and a third spinning unit used in the second spinning process of rolling the edge of the end to a preset diameter.

In addition, the cylindrical frame may be formed such that the circumference of the tip portion at which the end edge of the cylindrical container is located is gradually reduced in response to the curvature of the cylindrical container during the second spinning process.

Further, the cylindrical frame, having a diameter smaller than the cylindrical container, a cylindrical body rotatably coupled to the spindle; A plurality of interlocking tanks disposed radially along the circumference of the main body with respect to the center of the main body, and interlocking with each other so as to move outward or inward by the same amount; And a plurality of split rims provided at the outer end of the interlocking tank and disposed along the inner circumferential surface of the cylindrical container when the cylindrical frame is inserted into the cylindrical container, and supporting the cylindrical container from the inside, , The maximum diameter of the cylindrical frame formed by the split rim through the movement of the interlocking tank may be varied according to the diameter of the cylindrical container.

The spinning apparatus for manufacturing a cylindrical container according to the present invention having the above-described configuration is capable of automatically performing the spinning process of cylindrical containers having various sizes, as well as a dedicated jig that can be selected and replaced according to the spinning process type. And by having a dedicated unit, accurate and quick spinning process is possible.

Meanwhile, the effects of the present invention are not limited to the above-mentioned effects, and other effects that are not mentioned will be clearly understood by those of ordinary skill in the art from the description of the claims.

1 to 3 show a spinning apparatus for manufacturing a cylindrical container according to an embodiment of the present invention.
4 is a view showing a headstock according to an embodiment of the present invention.
5 shows a work table according to an embodiment of the present invention.
6 shows an edge of a cylindrical container spun through a first spinning process according to an embodiment of the present invention.
7 to 8 illustrate a first spinning process and a first spinning unit used therein according to an embodiment of the present invention.
9 is a view showing an edge of a cylindrical container spun through a second spinning process according to an embodiment of the present invention.
10 to 13 illustrate a second spinning process and a second spinning unit and a third spinning unit used therein according to an embodiment of the present invention.
14 to 16 show examples of a cylindrical frame that can be variously configured according to an embodiment of the present invention.

Hereinafter, an embodiment of the present invention in which the object of the present invention may be specifically realized will be described with reference to the accompanying drawings. In describing the present embodiment, the same names and the same reference numerals are used for the same components, and additional descriptions thereof will be omitted.

In addition, in describing the present embodiment, the configuration shown in the drawings is only an example to aid understanding of the detailed description, and thus it is specified that the scope of the rights is not limited.

First, a configuration of a spinning apparatus for manufacturing a cylindrical container according to the present embodiment will be described with reference to FIGS. 1 to 5.

As shown in Figure 1, the spinning device for manufacturing a cylindrical container according to this embodiment is a device for spinning the edges of both ends of the container pre-processed into a cylindrical shape, and the base part 100, the headstock part 200 , It may be configured to include a work table unit 300.

The base unit 100 is a configuration that provides a basis for installing other components of the spinning device, and includes a saddle 110 provided to enable x-axis transport and a transport shaft 120 that transmits transport power of the saddle 110 Can be equipped.

Here, the saddle 110 is provided to be transported in the x-axis direction along the rail formed in the base portion 100, and the transport power can be obtained by converting the rotational motion of the transport shaft 120 into a linear motion.

The main shaft portion 200 is a structure in which a cylindrical container as a workpiece is fixed for spinning, and may include a spindle 210 rotatably provided on the base portion 100.

And, as shown in Figure 2, the spindle 210 is equipped with a cylindrical frame 400 provided to be inserted into the inside of the cylindrical container 10 to be processed, the cylindrical container 10 is directly attached to the spindle 210 When the spindle 210 is rotated, it can be rotated together by being fitted and fixed to the cylindrical frame 400 that is not mounted.

In addition, as shown in FIG. 3, the headstock unit 200 according to the present embodiment may further include an adapter 220 which is mounted on the spindle 210 and connects the spindle 210 and the cylindrical frame 400.

This adapter 220 is an intermediate role of connecting the cylindrical frame 400 having various sizes and shapes to the spindle 210 when the replacement of the cylindrical frame 400 is required according to the standard of the cylindrical container 10 as a workpiece. And it can be connected to the cylindrical frame 400 through a connection member 222 such as a bolt and a nut.

Further, in the case of the cylindrical frame 400, a plurality of rims 410 protruding along the circumferential surface may be provided so as to be spaced apart from each other in the longitudinal direction and have a circumference larger than the center circumference.

Here, when the cylindrical container 10 is fitted and fixed to the cylindrical frame 400, the rim 410 abuts against the inner circumferential surface of the cylindrical container 10 and fixes the cylindrical container 10 between the spinning processes. 10) is supported so that unwanted bending or distortion does not occur.

The work table unit 300 is provided to be moved on the saddle 110 in the x and y axes, and may include a spinning unit 310 for spinning the cylindrical container 10 fixed to the cylindrical frame 400. .

The spinning unit 310 approaches the cylindrical container 10 fixed on the main shaft part 200 through the x, y-axis movement of the work table part 300 as shown in FIG. 4, and accesses the spindle 210 By contacting and rotating the end edge of the cylindrical container 10 rotated by, by applying pressure to the edge, the edge of the cylindrical container 10 is unfolded or folded with a predetermined curvature to perform bending molding.

In this case, the work table unit 300 may include a first work table 300a and a second work table 300b disposed on the left and right sides of the saddle 110, respectively, and the first work table 300a and the first work table 300a 2 The working table 300b includes spinning units 310 of different shapes to selectively process the curvature and shape of the rim when spinning the end rim of the cylindrical container 10.

For example, when spinning the end edge of the cylindrical container 10 into an imaginary shape of A, the first working table 300a equipped with the A spinning unit 310 designed to process the edge into the corresponding shape is operated, and , When spinning into another virtual shape called B is required, spinning by contacting the second working table 300b equipped with the B spinning unit 310 designed to be processed into the corresponding shape to the rim of the cylindrical container 10 Processing can be carried out.

In addition, the working table unit 300 according to the present embodiment is provided so that the spinning unit 310 can be attached and detached, and the curvature of the rim of the cylindrical container 10 by replacing and using the spinning units 310 of different shapes as necessary It is possible to selectively process and shape.

Further, the base portion 100 according to the present embodiment may be provided with a torch 500 for applying heat to the rim of the cylindrical container 10 that is fixed to the cylindrical frame 400 and rotates axially.

The torch 500 may enable a hot spinning process by heating the rim of the cylindrical container 10 before and during the spinning process by the spinning unit 310. Although not shown in the drawing, the worktable part Like the 300, it may be provided to move the x and y axes on the base unit 100 or the saddle 110.

On the other hand, as shown in Figure 5, the work table unit 300 according to this embodiment is a configuration that enables the x, y axis movement of the spinning unit 310, the unit guide 320, the first plate 330 , It may be configured to include the second plate 340 and the third plate 350.

More specifically, the spinning unit 310 is rotatably fixed to the unit guide 320 so that the spinning unit 310 comes into contact with the rim of the rotating cylindrical container 10 through the access of the work table unit 300. The spinning unit 310 is provided to press the rim of the cylindrical container 10.

The unit guide 320 above is provided to be mounted or detached on the first plate 330 so that the spinning unit 310 can be attached and detached as necessary, and the second plate 340 is a first LM guide g1 Through this, the first plate 330 may be supported so that the y-axis transfer is possible.

In addition, the third plate 350 is disposed under the second plate 340 to support the second plate 340 through the second LM guide g2 to enable x-axis transfer, and the fourth plate 360 May be fixed on the saddle 110 and disposed under the third plate 350 to support the third plate 350 through the third LM guide g3 to enable the y-axis transport.

Through the above configuration, the work table unit 300 according to the present embodiment enables free axis movement between spinning operations, and more complex and precise transfer control can be performed without difficulty through complex axis movement.

Next, a first spinning process and a second spinning process, which are examples of a spinning process using a spinning apparatus for manufacturing a cylindrical container according to the present embodiment, will be described with reference to FIGS. 6 to 13.

As shown in FIG. 6, the first spinning process is a processing performed on the inner end rim (e) of the cylindrical container 10, and the end rim (e) of the cylindrical container 10 is outside by a preset curvature (R). Bending to the side will be molded.

For the first spinning process as described above, the spinning unit 310 according to the present embodiment may include a first spinning unit 311.

As shown in FIG. 7, the first spinning unit 311 contacts the end edge (e) of the cylindrical container 10 rotated by the spindle 210 and then applies pressure to remove the edge (e) from the outside. The first spinning process is performed to expand and expand toward a predetermined curvature R.

To this end, the first spinning unit 311 has a groove in a portion in contact with the rim (e) of the cylindrical container 10 as shown in FIG. 8, and the groove is the first spinning unit 311 When the pressure is applied by contacting the edge (e) of (10), it may be formed to have a shape that pushes the edge (e) outward according to a preset curvature (R).

And, in the case of the unit guide 320 in which the first spinning unit 311 is rotatably mounted, the cylindrical container 10 that rotates is provided on the work table part 300 to enable x-axis transfer through a separate LM guide. It is possible to secure a path through which the first spinning unit 311 enters toward the edge (e) of.

Meanwhile, as shown in FIG. 9, the second spinning process is a processing performed on the outer edge (e) of the cylindrical container 10, and the edge (e) of the cylindrical container 10 is set at a predetermined curvature (R). After narrowing inward by as much as it is, it is possible to perform a finishing treatment on the end of the cylindrical container 10 by rolling the remaining rim (e) portion to have a preset diameter (φ).

For the second spinning process as described above, as shown in FIG. 10, the second spinning unit 312 and the third spinning unit 312 are mounted on the first work table part 300a and the second work table part 300b, respectively. 313) is used, and the second spinning unit 312 and the third spinning unit 313 are mounted on the first working table part 300a and the second working table part 300b and rotated by the spindle 210 The second spinning process is performed by sequentially contacting the rim (e) of the cylindrical container 10 to be performed.

To this end, the second spinning unit 312 is a 2-1 spinning unit that preferentially spreads and bends the rim S1 of the cylindrical container 10 outward according to a preset curvature as shown in FIGS. 11 to 12. 312a), and a 2-2 spinning unit 312b for narrowing the circumference of the immediately lower portion S2 of the outer edge S1 by a predetermined curvature R inwardly.

And the third spinning unit 313 sequentially contacts the rim (S1) portion of the pre-processed cylindrical container 10 as shown in FIG. 13 to roll the rim (S1) to a preset diameter (φ). It may include a 3-1 spinning unit (313a) and a 3-2 spinning unit (313b).

As described above, the second spinning process according to the present embodiment is performed through a series of processes by the second spinning unit 312 and the third spinning unit 313, and all processes through the work table unit 300 controlled automatically transfer. The process can be automatic or semi-automatic.

Next, examples of a cylindrical frame 400 that may be configured in various forms according to the present embodiment will be described with reference to FIGS. 14 to 16.

In the case of the cylindrical frame 400a used in the first spinning process as shown in FIG. 14, a plurality of rims 410 protruding to have a circumference larger than the center circumference may be formed along the longitudinal direction, and a plurality of Any one of the rims located at the midpoint of the rims 410 may be provided with a fixing clamp 420 capable of fixing the cylindrical container 10 when it is inserted.

In addition, as shown in FIG. 15, in the case of the cylindrical mold 400b used in the second spinning process, it is the same as the shape of the cylindrical mold 400a used in the first spinning process described above, but closer to the spindle 210 A fixing clamp 420 may be provided on the located inner rim 410.

And the front end 412 of the rim 410 where the end rim of the cylindrical container 10 is located is gradually reduced in circumference in response to the curvature R of the cylindrical container 10 that is folded during the second spring process. Can be formed.

Further, as shown in Fig. 16, the cylindrical frame 400c according to the present embodiment includes the main body 402, the interlocking tank 406, and the split rim 408, and has a different diameter or a cylindrical shape of various standards. It may be provided to enable the fixing of the container 10.

More specifically, the main body 402 of the cylindrical frame 400c has a smaller diameter than the cylindrical container 10 and may be rotatably coupled to the spindle 210, and a knob or a handle is inserted on the side of the interlocking tank 406 ) May be provided with a handle hole 404 that can control the expansion and contraction.

The interlocking jaw 406 is provided to collectively move a plurality of the knobs or handles inserted in the handle hole 404 mentioned above, and the circumference of the main body 402 is circumferred based on the center of the main body 402. Accordingly, a plurality of radial types are arranged, but a plurality of them can be moved outward or inward by the same amount by interlocking with each other.

And the split rim 408 is provided at the outer end of each interlocking tank 406, and is disposed along the inner circumferential surface of the cylindrical container 10 when the cylindrical frame 400c is inserted into the interior of the cylindrical container 10 , It is possible to support the cylindrical container 10 from the inside.

At this time, the maximum diameter of the cylindrical frame 400c formed by the split rim 408 through the movement of the interlocking tank 406 may be varied corresponding to the diameter of the cylindrical container 10 to be fixed, and the split rim 408 A cover 410 that can be expanded and contracted according to the movement of the interlocking tub 406 may be provided on the outer side of the unit.

As described above, the cylindrical frame 400c according to the present embodiment is provided so that the diameter can be varied by the interlocking tank 406, and processes the cylindrical container 10 of various standards, not only for spinning processing of a specific product group or limited model. Not only can it be done, it does not require the redesign of the mold to process the new standard product.

As described above, one embodiment according to the present invention has been looked at, and the fact that the present invention can be embodied in other specific forms without departing from its spirit or scope other than the above-described embodiments is known to those skilled in the art. This is obvious to them.

Therefore, the above-described embodiments should be regarded as illustrative rather than restrictive, and accordingly, the present invention is not limited to the above description and may be modified within the scope of the appended claims and equivalents thereof.

100: base portion
110: birds
200: headstock loan
210: spindle
300: work table part
310: spinning unit
400: cylindrical frame
500: torch

Claims (8)

a base portion having a saddle provided to enable x-axis transport, and a transport shaft providing transport power of the birds; A spindle portion rotatably provided on the base portion, and a cylindrical frame mounted on the spindle and inserted into a cylindrical container that is a workpiece to fix the center of the cylindrical container; And a working table part provided to enable x and y axis movement on the saddle and including a spinning unit for spinning the cylindrical container fixed to the cylindrical frame,
The spinning unit approaches the cylindrical container through axial movement of the work table part, rotates together by contacting the end rim of the cylindrical container rotated by the spindle, and spins the rim at a preset curvature,
The work table unit includes a first work table and a second work table disposed on the left and right sides of the saddle, respectively,
The first working table and the second working table are provided with spinning units of different shapes, so that the curvature and shape of the rim can be selectively processed when spinning the end rim of the cylindrical container.
Spinning apparatus for manufacturing cylindrical containers.
delete The method of claim 1,
The work table part,
It is provided so that the spinning unit can be attached and detached, and the curvature and shape of the rim of the cylindrical container can be selectively processed by replacing the spinning units of different shapes as necessary.
Spinning apparatus for manufacturing cylindrical containers.
The method of claim 3,
The work table part,
A unit guide to which the spinning unit is rotatably fixed;
A first plate provided to mount or detach the unit guide;
A second plate disposed under the first plate and supporting the first plate through a first LM guide to enable y-axis transfer;
A third plate disposed under the second plate and supporting the second plate through a second LM guide to enable x-axis transfer; And
And a fourth plate disposed under the third plate and supporting the third plate through a third LM guide to enable y-axis transfer.
Spinning apparatus for manufacturing cylindrical containers.
The method of claim 4,
The spinning unit,
Including a first spinning unit used in the first spinning process for spinning the end edge of the cylindrical container outward by a predetermined curvature
Spinning apparatus for manufacturing cylindrical containers.
The method of claim 5,
The spinning unit,
The end rim of the cylindrical container is spread outward by a preset curvature, the circumference of the immediately lower part of the rim spread outward is narrowed inward by a preset curvature, and the end rim of the cylindrical container spread outward is reduced to a preset diameter. Further comprising a second spinning unit and a third spinning unit used in the rolling second spinning process
Spinning apparatus for manufacturing cylindrical containers.
The method of claim 6,
The cylindrical frame,
The circumference of the tip at which the end edge of the cylindrical container is located is formed to gradually decrease in response to the curvature of the cylindrical container during the second spinning process.
Spinning apparatus for manufacturing cylindrical containers.
The method of claim 1,
The cylindrical frame,
A cylindrical body having a diameter smaller than that of the cylindrical container and rotatably coupled to the spindle;
A plurality of interlocking tanks disposed radially along the circumference of the main body with respect to the center of the main body, and interlocking with each other so as to move outward or inward by the same amount; And
It is provided at the outer end of the peristaltic tank, and is disposed along the inner circumferential surface of the cylindrical container when the cylindrical frame is inserted into the cylindrical container, and includes a plurality of split rims supporting the cylindrical container from the inside,
The maximum diameter of the cylindrical frame formed by the split rim through the movement of the interlocking tank can be varied in response to the diameter of the cylindrical container.
Spinning apparatus for manufacturing cylindrical containers.

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