KR20030003525A - Cutting machine for hoses - Google Patents

Abstract

PURPOSE: A hose cutter is provided precisely and evenly cut a hose improving a precision of a hose cutting process by simultaneously cutting front, rear and both side portions of the hose using a pair of cutting blades. CONSTITUTION: A pair of cutting discs(16,17) having a cutting blade(13) are installed at both sides of a rotating shaft. The cutting discs(16,17) are rotated at a predetermined speed by receiving a driving force transferred from a driving motor(18) through a power transmission member(19). One of cutting discs(16,17) has a variable position. One side of the rotating shaft(14) is formed with a splined shaft, and a variable cutting disc(17) is movably installed on the splined shaft so as to cut the hose in a required size by moving the variable cutting disc(17).

Description

Hose Cutting Machine {Cutting machine for hoses}

The present invention provides a flow path for the contents of a dispenser or spray container for extracting a certain amount of various liquids or gels, such as detergents, hair treatment agents or industrial varnishes, lubricants, etc. used in general households by suction method. The present invention relates to a hose cutting device which is essentially used for the purpose, and more particularly, to a hose cutting device with a uniform and precise cutting length of the hose.

The contents of the liquid or gel state may be stored in a container, and the contents of the stored container may be extracted or sprayed by a predetermined amount by a suction method to use a dispenser or a spray container.

Such dispensers and spray containers are mainly used as containers for dispensing detergents, varnishes, lubricants, etc. As an example of the dispenser, a dispenser or a container containing liquid or gel contents and an inlet of the container are used. Separately, it has a header that extracts the contents of the container by suction by using one push action. The header consists of several parts, such as a cylinder, a shaft valve, a cap, and a suction pipe, which are automatically assembled in a separate assembly machine mechanically and sequentially, where the suction pipe (hose) is cut by a separate cutting device. If the cutting length of the hose is not uniform, defects caused by misassembly are frequently generated.If the hose is cut longer than the designed length, the suction pipe is close to the bottom of the container. It is causing a fatal defect in the product, such as no suction.

Currently, the cutting device of the hose is installed after the conventional extruder, and the cutting device is hardened by passing an unformed hose from the extruder through a cooling tank while rotating a set of cutting blades by a motor having a suitable rotational speed. The hose is cut to length. The cutting length of the hose is determined by the feeding length of the hose that is extruded and the rotational speed of the motor of the cutting device. In this case, the supply length of the hose is changed and the cutting length of the hose becomes uneven, thereby degrading the productability and reliability.

The present invention has been made in consideration of the above circumstances, and an object thereof is to simultaneously cut both front and rear ends of a hose to be supplied using a pair of cutting blades installed on both sides at intervals of a set cutting length, thereby cutting the hose. It is to provide a hose cutting device that is uniform and accurate in length, and thus can improve the precision of the hose cutting length.

It is another object of the present invention to provide a hose cutting device that allows cutting hoses of various sizes while varying the hose cutting position.

It is still another object of the present invention to provide a cutting device for a hose which allows the inclined openings to be formed to smoothly flow out of both cutting portions of the hose to be molded to prevent assembly defects of the product.

The object of the present invention is to extract the contents of various liquids or gels such as various detergents, hair treatment agents or industrial varnishes, lubricants, etc. used in general households by a suction method, and to drain the contents from a dispenser or spray container for use. It is achieved by providing a cutting device of the hose is essentially used for providing a path, the cutting device comprises a pair of guide blocks for setting the feed guide and the cutting length of the material to the cutting position; Equipped with a pair of cutting rotary disks on both sides of the rotating shaft rotated by separate drive motors, respectively corresponding to the pair of guide blocks and cutting both sides of the supplied material at the same time as the cutting blade passes in the orthogonal direction. The hose is cut precisely and evenly.

1 is a cross-sectional plan view of the hose cutter of the present invention;

2 is a side view of the hose cutter of the present invention;

3 is an enlarged cross-sectional view taken along a line A-A of FIG.

4 is an enlarged cross-sectional view taken along line B-B of FIG. 1;

Figure 5 is a plan view of a hose showing a state cut using the hose cutter of the present invention.

Explanation of symbols on the main parts of the drawings

10 frame 12 axis shaft fitting

13 cutting edge 14: rotating shaft

16,17: cutting turntable 20: boss

22: guide bar 28: clutch

29: control knob 26: horizontal guide rail

Next, an embodiment of the present invention will be described in detail. A characteristic technique in the present invention is to cut both the front and rear ends of the hose supplied at the same time using a pair of cutting blades installed on both sides at intervals of a set cutting length. Referring to the cutting device of the hose of the present invention in detail, as shown in Figs. 1 and 2 as shown in Figure 1 and 2 by using a pair of shaft retainer (12) installed on both sides of the upper center of the frame (10) 14) A pair of cutting rotary disks 16 and 17 having respective cutting edges 13 are installed at appropriate positions on both sides, and these cutting rotary disks 16 and 17 are driven from separate drive motors 18. Rotation is made at an appropriate rotational speed by the driving force transmitted through the transmission member 19. Here, the rotary disk 17 of any one of the cutting rotary disks (16, 17) is equipped with a variable position to form a various length of the hose according to the product specifications to be described later. More specifically, one side of the rotary shaft 14 is formed as a spline shaft, and on this spline shaft-shaped rotary shaft 14, a variable-position cutting rotary plate 17 is installed to be freely movable in the direction of its axis, in accordance with product specifications. It shifts its position to achieve a hose foundation of the desired length.

3 shows a coupling relationship between the cutting rotary disks 16 and 17 and the rotary shaft 14, and the pair of cutting rotary disks 16 and 17 are integrally coupled to the rotary shaft 14 and the boss 20. It is coupled to each other by a pair of guide bars (21, 22) are installed adjacent to the rotary shaft 14 in parallel to achieve a rotation. Here, any one of the guide bars 22 of the pair of guide bars 21 and 22 is formed as a lead screw shaft to achieve the position movement of the variable cutting rotary plate 17. That is, by rotating the handle 23 provided at one side of the guide bar 22 forward and backward, the variable cutting rotary disk 17 moves left and right along the spiral of the guide bar 22 of the lead screw shaft type. Will be done. At this time, between the boss 20 and the guide bar 22 of the variable position cutting rotary plate 17 is provided with a clutch structure 28 for intermittent rotational force transmission of the guide bar 22 of the lead screw shaft type. The clutch structure 28 is composed of split blocks 28a and 28b divided into two sides with the lead screw shaft guide bar 22 at the center, and one side thereof is a movable split block 28b. (29) is engaged and disengaged with the lead screw shaft guide bar 22, so that the rotational force of the lead screw shaft guide bar 22 is transmitted to the variable cutting rotary plate 17 in linear motion. Achieve the desired position shift.

And one side of the frame 10 is installed adjacent to the cutting rotary disks (16, 17) in parallel to each of the cutting rotary disks (16, 17) to guide the supply of the material 1 to be cut and to perform the cutting process Each pair of guide blocks 24 and 25 is provided to correspond to each other, and the pair of guide blocks 24 and 25 have a predetermined height from the upper surface of the frame 10, and It is installed so that it can move freely on the horizontal guide rail 26 installed in the horizontal direction at the position slightly out of the rotation radius. The pair of guide blocks 24 and 25 installed in this way sets the cutting length of the material 1 by their installation intervals at the same time as the supply guide of the material 1.

4 shows the coupling structure of the pair of guide blocks 24 and 25 and the horizontal guide rail 26. The pair of guide blocks 24 and 25 are divided into two sides with the horizontal guide rail 26 in the center. It is composed of split blocks 24a and 24b and 25a and 25b. When the guide blocks 24 and 25 are moved, each of the divided blocks is unscrewed and moved to a desired position and then re-bound.

The cutting blades 13 provided on the cutting rotary disks 16 and 17 are formed in a step shape to form openings 1a in which both cutting portions of the raw material 1 are inclined as shown in FIG. 5. This opening 1a will facilitate the aspiration.

Then, the process of cutting the cutting device of the hose of the present invention, by first adjusting the position of the pair of guide blocks (24, 25) and the cutting rotary disk (16, 17) in accordance with the length to be cut of the desired material 1 After fixing, the material 1 is supplied through the guide blocks 24 and 25. Thus, the raw material 1 supplied through the guide blocks 24 and 25 is cut to a predetermined length by rotating the cutting rotary disks 16 and 17 counterclockwise, and the cut material 1 is a guide block 24, 25) is discharged to the guide plate 27 which is installed successively in the lower portion.

The effect of the cutting device of the hose of the present invention will be described. The present invention is to cut both the front and rear ends of the supplied hose at the same time by using a pair of cutting blades installed on both sides at intervals of a predetermined cutting length, so that the cutting length of the hose is uniform and accurate, and therefore, There is an effect of improving the reliability.

Since the present invention can cut different kinds of hoses having different specifications, it is excellent in compatibility and moreover, there is also an effect of improving the productability by cutting the inclined openings to form a suction function smoothly at both ends of the hose.

As described above, an embodiment of the present invention has been described, but the present invention is not limited thereto and may be changed within the scope of the claims.

Claims (5)

A pair of guide blocks for setting the cutting length of the feed guide and the feed material to the cutting position; Equipped with a pair of cutting rotary disks on both sides of the rotating shaft rotated by separate drive motors, respectively corresponding to the pair of guide blocks and cutting both sides of the supplied material at the same time as the cutting blade passes in the orthogonal direction. Hose cutting device characterized in that. The method of claim 1, The pair of guide blocks are installed on both sides of the horizontal guide rail which is installed in a horizontal direction orthogonal to the rotation direction of the rotary plate at a position slightly outside the rotation radius of the cutting rotary plate, and any one of the pair of guide blocks The cutting device of the hose comprising a variable position guide block for adjusting the cutting length of the material to be cut freely installed on the horizontal guide rail. The method of claim 1, The cutting blade of the cutting rotary disk is a step of cutting the hose comprising a step of forming an opening having an appropriate gradient at the end of the material to be cut to form a step. The method of claim 1, A position in which the lead screw shaft guide bar is movable by being rotated by a handle by engaging or disengaging any one of the pair of cutting turntables by a lead screw shaft guide bar and a clutch installed in parallel with the rotary shaft. Hose cutting device comprising a variable cutting turntable. The method of claim 4, wherein The clutch is a cutting device for a hose comprising a split block which is separated on both sides with the lead screw shaft guide bar in the center so that these split blocks are engaged with, and separated from the lead screw shaft guide bar by the operation of the adjustment knob.