KR100445516B1 - Apparatus for manufacturing filter element of lubricating oil filter - Google Patents

Abstract

The present invention relates to an apparatus for manufacturing an oil filter filter element, comprising a web supply end (12), a filter element manufacturing end (14), and a discharge web winding end (16) to be supplied from the web supply end (12). An apparatus for producing an oil filter filter element for producing a cylindrical filter element 1 from a tape-shaped web 4 having a fine mesh made of synthetic fibers. A filter element manufacturing stage 14 is disposed on the web path extending between the web supply stage 12 and the discharge web winding end 16, and the filter element manufacturing stage 14 is cylindrically fixed to the base 10. "C" shaped elastic plate 28, which is mounted on the support 24 and has upper and lower pieces 26, 26 'so that the web 4 can move in contact, and is installed on the front side of the elastic plate 28, Ultrasonic horn 32 having an elongated planar portion 30 extending in parallel in the width direction of the elastic plate 28 at an upper portion of the elastic plate 28, and movably disposed above the ultrasonic horn 32. The welding roller 44 mounted on the carriage 46 and the filter element manufacturing stage 14 are disposed inside the base 10 and are stretched and shrunk by the air cylinder 64 to extend the elastic plate 28. It consists of a loop forming rod 5 which is capable of advancing to or retracting from the two bullet pieces 26, 26 'side.

Description

Apparatus for Manufacturing Filter Element for Oil Filter {APPARATUS FOR MANUFACTURING FILTER ELEMENT OF LUBRICATING OIL FILTER}

The present invention relates to an apparatus for manufacturing an oil filter filter element, and more particularly, to an apparatus for manufacturing an oil filter filter element for filtering lubricating oil supplied to each friction element of an automobile engine.

Typically, the oil filter is used in combination with the oil supply pipe and a cylindrical mesh filter element is inserted into the cylindrical cage. Such a filter element having a fine mesh is made of metal or synthetic fiber.

Conventionally, the filter element made of synthetic fiber was used to manufacture a cylindrical shape by cutting or fabricating the opposite edges of the mesh fabric, but there was a case in which the mesh structure was unevenly distorted due to the unfolding shape of the cut fabric, thereby preventing the effective filtration function. In addition, in the conventional manufacturing method, the step of cutting the mesh fabric and the step of adhering or welding the front end of the fabric are separate steps, which makes it difficult to automate the manufacture of the filter element and has a disadvantage in that the manufacturing capacity per unit time is low.

An object of the present invention is to enable a filter element to be continuously manufactured from a synthetic fiber mesh web having a continuous length in the form of a tape roll.

Another object of the present invention is to provide an apparatus for manufacturing an oil filter filter element, which can produce a filter element without an undulation phenomenon.

It is still another object of the present invention to provide an apparatus for manufacturing an oil filter device capable of automation by allowing a mesh web to be continuously supplied for the manufacture of the filter element and also to be continuously discharged from the discharge stage even after the filter element is manufactured therefrom. It is.

The above object of the present invention is to continuously supply a continuous web of synthetic fiber mesh web and form a loop to form a filter element from the web to melt-cut the connection portion between the loop and the web by ultrasonic welding and to weld the connection portion of the loop to the cylindrical shape. Of the filter element for the oil filter, which allows the continuous connection of the web to be maintained through the whole system, so that the filter element of the filter can be formed and the loop is cut and the connection of the separated web is also welded to maintain the continuity of the web. It can be achieved by the manufacturing apparatus.

To this end, the present invention provides a cylindrical filter element from the web on the front of the base from the web supply stage, the filter element manufacturing stage and the discharge web winding end and the web on the fine mesh-shaped synthetic fiber tape supplied from the web supply stage An apparatus for manufacturing an oil filter filter element is provided. According to the invention, the filter element manufacturing stage is arranged on a web path extending between the web supply stage and the discharge web winding stage, so that the filter element manufacturing stage is mounted on a cylindrical support fixed to the base and the web can move in contact. "C" shaped elastic plate having upper and lower coal pieces, an ultrasonic horn having an elongated flat portion which is mounted on the front side of the elastic plate and extends in parallel in the width direction of the elastic plate at the top of the elastic plate, and is movable on the upper side of the ultrasonic horn. A welding roller mounted on a carriage arranged in a stable manner, and a loop formed in the interior of the base at the position of the filter element manufacturing stage and extended and contracted by the air cylinder to move to or retract from the two side pieces of the elastic plate. It consists of a rod. The pressure plate is disposed on the upper carbon piece of the elastic plate. And two welding projections are formed in the main surface of the welding roller.

The loop forming rod moves past the top of the ultrasonic horn to form a loop from the web, and when the loop is formed from the web by the loop forming rod, the welding roller is connected through the connection between the loop and the web placed on the upper plane of the ultrasonic horn. By moving, the connection part between a web and a loop is melt-cut, and the connection part of a loop isolate | separated from a web and a loop are separated, and the connection part of the remaining web is fused.

Referring to the present invention in more detail based on the accompanying drawings as follows.

1 is an exploded perspective view showing an oil filter composed of a filter element manufactured according to the present invention;

2 is an explanatory diagram illustrating a process of manufacturing a filter element by the apparatus of the present invention;

3 is a front view of a schematic overall device showing the main components of the device of the present invention;

4 is a partial perspective view showing the main components of the present invention device;

5 to 7 is a front sectional view showing a process of each step of manufacturing a filter element by the apparatus of the present invention.

Explanation of Signs of Major Parts of Drawings

1. Filter element 4. Web

5. Loop forming rod 6. Loop

10. Expectations 12. Web Supply Stage

14. Filter element manufacturing group 16. Discharge web winding group

24. Cylindrical supports 26, 26 '. Bullet

28. Elastic plate 30. Flat part

32. Ultrasonic Horn 34. Pressure Plate

42. Welding projection 44. Welding roller

46. Carriage

First, FIG. 1 shows a filter element 1 manufactured by the apparatus for manufacturing an oil filter filter element of the present invention and a cage 3 in which the filter element 1 is combined to form an oil filter 2. have. The filter element 1 is made of a synthetic fiber material and has a cylindrical shape as shown, and has a fine mesh shape for filtration of oil. The cage 3 has a structure in which the cylindrical filter element 1 is inserted and coupled to form a conventional oil filter 2 together with the filter element 1.

In the present invention, this cylindrical filter element 1 is manufactured in the manner as shown in Figs. 2A to 2C. 2 will help to outline the manufacturing process of the cylindrical filter element (1).

In Fig. 2 (a), the filter element 1 of the present invention is manufactured from the supply of a tape-like web 4 made of synthetic fibers and having a fine mesh. The loop forming rod 5 advances to the front side of the web 4 to be fed and contacts the web 4, and then the loop forming rod 5 moves horizontally to the rear side of the web 4 together with a part of the web 4 This allows the loop 6 to be formed from the web 4. The portion from which the loop 6 begins to form from the web 4, that is, the connection portion 7 of the web 4 and the loop 6, is placed on the ultrasonic horn 32 and on the connection portion 7 a welding roller ( 44 is pressed while passing through connection 7 to cut loop 6 from web 4 (FIG. 2B). The connection part 7 of the loop 6 and the web 4 cut by the ultrasonic horn 32 and the welding roller 44 are melt-cut, and the connection part of the loop 6 is welded to form a cylindrical filter element 1. It is possible to construct (FIG. 2C) and to weld the connection part of the web 4 where the loop 6 is cut and separated so that the continuity of the web 4 in which the loop 6 is cut and discharged can be maintained. .

Accordingly, the loop 6 is formed repeatedly in the process of continuously feeding the web 4 and the loop 6 is melt-cut from the web 4 to manufacture the cylindrical filter element 1 and the loop 6 ) Can be separated and the remaining web 4 can be continuously discharged.

3 is a schematic front view showing the main components of the apparatus of the present invention for producing such a filter element 1. In Fig. 3, the apparatus of the present invention is divided into a web supply stage 12, a filter element manufacturing stage 14, and a discharge web winding end 16 from the upper side on the front of the base 10. The web supply stage 12 is composed of a supply reel 18 and a guide roll 20 for supplying the web 4, this may be a conventional web tension control means or an intermittent supply means of the web, etc. For the sake of brevity, these illustrations are omitted. The discharge web winding end 16 includes a guide roll 22 for winding the discharge portion of the web 4 remaining after the loop 6 is separated from the supplied web 4, and a winding roll on a downstream side thereof (not shown). Well).

The filter element manufacturing stage 14 is disposed on a web path extending between the guide roll 20 of the web feed end 12 and the guide roll 22 of the discharge web winding end 16.

This filter element manufacturing stage 14 forms a major part of the apparatus of the present invention. The configuration of the filter element manufacturing stage 14 will be described in detail with reference to FIG. 4, and FIG. 3 allows the filter element manufacturing stage 14 to know the arrangement relationship with other component stages. Therefore, the filter element manufacturing stage 14 is described in detail in FIG.

As shown in FIG. 4, the filter element manufacturing stage 14 is disposed on a web path extending between the guide roll 20 of the web feed end 12 and the guide roll 22 of the discharge web winding end 16. do. In this filter element manufacturing stage 14, a cylindrical support 24 is fixedly mounted on the base 10, and a "C'-shaped elastic plate 28 having bullet pieces 26, 26 'is installed on the base 10. The two bullet pieces 26 and 26 'of this elastic plate 28 extend outwardly from the cylindrical support 24. The web 4 supplied from the supply reel 18 of the web supply end 12 Passes through the guide roll 20 of the web feed end 12 and passes through the free end of the two bullet pieces 26 and 26 'of the elastic plate 28 to the guide roll 22 side of the discharge web winding end 16. Therefore, the web 4 is conveyed while contacting the outer surfaces of the upper bullet piece 26 and the lower bullet piece 26 '.

On the other hand, on the front side of the elastic plate 28, an ultrasonic horn 32 having an elongated flat portion 30 extending in parallel in the width direction of the elastic plate 28 at the level of the elastic plate 28 is installed. . In the upper portion of the elastic plate 28, a pressing plate 34 capable of pressing the upper coal piece 26 is mounted on the piston 38 of the air cylinder 36 fixed to the upper side.

On the upper side of the ultrasonic horn 32, a guide rail 40 is installed in the longitudinal direction of the planar portion 30 of the ultrasonic horn 32, and the guide rail 40 has two welding projections 42 on its main surface. The carriage 46 in which the welding roller 44 was built up is arrange | positioned. The carriage 46 is provided with a motor 48 for rotating the welding roller 44 and driven between the output pulley 50 of the motor 48 and the driving pulley 52 of the welding roller 44. The belt 54 is connected. As will be described in detail later, the welding roller 44 melts and cuts the connecting portion 7 between the web 4 and the loop 6 lying between them in cooperation with the planar portion 30 of the ultrasonic horn 32. .

The carriage 46 in which the welding roller 44 has been constructed is movable along the guide rail 40 by the air cylinder 56, and the bracket 58 is extended upward on the guide rail 40 to the upper side. By being connected to the piston 62 of the fixed air cylinder 60, the carriage 46, including the guide rail 40, on which the welding roller 44 is built, can be lifted by the operation of the air cylinder 60. .

On the other hand, the loop forming rod 5 is disposed inside the base 10 at the position of the filter element manufacturing stage 14. The loop forming rod 5 extends in the form of a piston from the air cylinder 64 disposed in the base 10, and moves to or retracts from the two bullet pieces 26, 26 'side of the elastic plate 28. It is supposed to be. The air cylinder 64 extending from the loop forming rod 5 is disposed on the guide rail 66 fixedly arranged and can be horizontally moved from side to side when viewed from the front of the base 10 by another air cylinder 68. It is supposed to be.

And the chute 70 for discharging and guiding the filter element 1 manufactured to the rear side of the ultrasonic horn 32 is arrange | positioned (FIG. 3).

This invention works as follows.

The filter element 1 of the present invention is manufactured from a supply of a tape-like web 4 made of synthetic fibers and having a fine mesh. The web 4 is supplied from the supply reel 18 of the web supply end 12 disposed above the base 10, and the web 4 is discharged from the guide roll 20 of the web supply end 12. It passes between the guide rolls 22 of the winding end 16. At this time, the welding roller 44 is placed in the raised position by the operation of the air cylinder 60, the pressure plate 34 is also placed in the raised position (Fig. 5).

In this conveying path of the web 4, the web 4 passes through the free end of the two bullet pieces 26, 26 ′ of the elastic plate 28 toward the guide roll 22 of the discharge web winding end 16. By being conveyed, the web 4 is conveyed while contacting the outer surfaces of the upper bullet piece 26 and the lower bullet piece 26 '. At this time, the loop forming rod 5 advances between the two bullet pieces 26, 26 'of the elastic plate 28 by the operation of the air cylinder 64. Thereafter, the loop forming rod 5 moves to the right in the drawing by the operation of the air cylinder 68. As the loop forming rod 5 moves, the web 4 passes through the upper portion of the ultrasonic horn 32 by the loop forming rod 5 to form a loop 6 (FIG. 6). After the loop having a predetermined length is formed, the pressure plate 34 is lowered by the operation of the air cylinder 36 to press-fix the web 4 to the upper bullet piece 26 of the elastic plate 28.

Subsequently, the welding roller 44 placed at the upper position of the ultrasonic horn 32 descends by the operation of the error cylinder 60, which is raising the carriage 46, which is mounting the welding roller 44, upward. The connection 7 of the web 4 lying on the upper planar portion 30 of the horn 32, ie the connection 7 of the web 4 and the loop 6, is lowered. Initially, the carriage 46 is retracted by the air cylinder 56 so that the welding roller 44 does not directly contact the connecting portion 7. Thereafter, the motor 48 mounted on the carriage 46 is driven and the driving force is transmitted to the driving pulley 52 of the welding roller 44 through the output pulley 50 and the driving belt 54, thereby forming a welding roller ( 44 is rotated. The carriage 46 moves forward along the guide rail 40 by the operation of the air cylinder 56 so that the welding roller 44 loops with the web 4 placed on the upper flat portion 30 of the ultrasonic horn 32. It moves through the connection part 7 between (6) (FIG. 7). In this process, the ultrasonic horn 32 is operated so that the connection part 7 between the web 4 and the loop 6 is melt-cut. In particular, the welding protrusion 42 formed on the main surface of the welding roller 44 facilitates melt cutting of the connecting portion 7 and separates the connecting portion 7 and the loop 6 of the loop 6 separated from the web 4. And the connection of the remaining web 4 is effectively fused.

The loop 6 is melt-cut from the web 4 and the connecting portion 7 with the web 4 is welded to produce a cylindrical filter element 1.

After the cylindrical filter element 1 is manufactured in this manner, the loop forming rod 5 retracts and returns to an initial position for advancing between the two bullet pieces 26 and 26 'of the elastic plate 28. The pressure plate 34 and the welding roller 44 are returned to their initial positions so that the supply of the web 4 is made again and the next filter element 1 is prepared.

The filter element 1 produced separately after the cutting of the loop 6 is collected through the chute 70. Conventional electrostatic neutralizers can be placed in the vicinity of chute 70 such that the filter elements 1 to be collected do not stick to components or webs of the device under the action of static electricity.

As described above, the present invention continuously supplies a continuous web of synthetic fiber mesh web, forms a loop to form a filter element from the web, melts and cuts the connection portion between the loop and the web with ultrasonic waves, and simultaneously welds the connection portion of the loop. Fabrication of the filter element for oil filters, which enables the construction of the filter element and the connection of the separated web by welding the loop is also welded to maintain the continuity of the web so that the continuous supply of the web is maintained throughout the entire system. To provide a device.

Claims (4)

A fine mesh-like synthetic fiber supplied from the web supply end 12 with a web supply end 12, a filter element manufacturing step 14, and a discharge web winding end 16 disposed on the front surface of the base 10. In the manufacturing apparatus of the filter element for oil filters which manufactures the cylindrical filter element 1 from the tape-shaped web 4, the filter element manufacturing stage 14 is the web supply stage 12 and the discharge web winding end 16. Disposed on a web path extending therebetween, the filter element manufacturing stage 14 is mounted on a cylindrical support 24 fixed to the base 10, and the upper and lower coal pieces 26 are movable so that the web 4 can move in contact. &Quot; C " shaped elastic plate 28 having a 26 ", which is mounted on the front side of the elastic plate 28 and extends parallel to the width direction of the elastic plate 28 at the top at the level of the elastic plate 28. An ultrasonic horn 32 having an elongated flat portion 30, a welding roller 44 mounted on a carriage 46 movably disposed above the ultrasonic horn 32, It is disposed inside the base 10 at the position of the filter element manufacturing stage 14 and is extended and contracted by the air cylinder 64 to advance to or from the two bullet pieces 26, 26 'of the elastic plate 28. Apparatus for producing a filter element for an oil filter, characterized in that consisting of a loop forming rod (5) that can be retracted. 2. The apparatus for manufacturing an oil filter filter element according to claim 1, wherein the pressure plate (34) is disposed on the upper side piece (26) of the elastic plate (28). 2. An apparatus for manufacturing an oil filter filter element according to claim 1, wherein two welding projections (42) are formed on a main surface of the welding roller (44). 2. The loop forming rod (5) according to claim 1, wherein the loop forming rod (5) moves past the top of the ultrasonic horn (32) to form a loop (6) from the web (4), When the loop 6 is formed, the welding roller 44 moves through the connecting portion 7 between the web 4 and the loop 6 lying on the upper plane portion 30 of the ultrasonic horn 32. The connection part 7 between the web 4 and the loop 6 is melt-cut, and the connection part 7 and the loop 6 of the loop 6 separated from the web 4 are separated and the remaining web 4 An apparatus for manufacturing an oil filter filter element, characterized in that the connection part is fused.