KR200320901Y1 - by quick guard control matter of underwater cutting for waterjet cut - Google Patents

Abstract

The present invention relates to a waterjet cutting machine for cutting a plurality of workpieces in water by rapid water level control.

The present invention for this purpose the body 10 is formed to be divided into the working box on both sides by a partition of the inner center; It is divided into both ends by the partition wall formed in the center of the body, the lower end is formed in the opening is spaced apart from the bottom surface of the body and the upper surface of the air tank 20 each formed with an air injection hole;

The present invention configured as described above can significantly reduce the noise by cutting the processed material through the spray nozzle in the state where the water level is higher than the processed material, as well as preventing the scattering of water and abrasives, thereby improving work efficiency. In addition, the chip and abrasive material can be automatically discharged to significantly improve the quality and reliability of the product.

Description

Water jet cutting machine for cutting a large number of workpieces by rapid water level control {by quick guard control matter of underwater cutting for waterjet cut}

The present invention relates to a waterjet cutting machine that cuts a plurality of workpieces in water by rapid water level control, and more particularly, noise is greatly reduced as the workpieces are cut through a spray nozzle in a state where the water level is higher than that of the workpieces. In addition to reducing water, it also prevents water and abrasives from scattering and improves work efficiency. Furthermore, the chips and abrasives can be automatically discharged to greatly improve product quality and reliability. .

As is well known, an intensifier is a device for increasing the pressure introduced by a hydraulic pump up to 20 times, and generates a pressure of about 4,000 to 6,000 kg / ㎠, and a water jet cutting machine The nozzle which mixes and sprays water and abrasives at three times the speed of sound through the nozzle of 0.1 ~ 0.3 while the workpiece is fixed by using pressure moves to the XY axis and cuts the workpiece. As a device, the waterjet cutting machine is widely used in forestry and machining industry, automobile industry, stone and tile industry, aircraft, food processing, paper industry and so on.

However, the conventional waterjet cutting machine has a big problem that there is no device for selectively adjusting the water level in the position desired by the operator.

That is, in the related art, since the water level is lower than the height of the processed material, a problem arises in that enormous noise occurs as the water and the abrasive discharged from the spray nozzle directly cut the processed material.

In addition, conventionally, water and abrasives generated in the process of cutting a workpiece are generated in a problem of flying into the air, as a result of which a decrease in work efficiency and productivity also occurs.

In addition, in the prior art, there is a problem in that productivity cannot be cut because the processed material cannot be cut in two or more work boxes.

Furthermore, in the related art, there is a problem in that there is no device for automatically discharging chips generated in the process of cutting a workpiece, and there is also a problem in that there is no device for automatically recovering abrasives.

The present invention has been made to solve the problems of the prior art as described above, and the first object is to allow cutting of the workpiece in the water at two or more work boxes, the second object is to The third purpose is to reduce the noise by cutting the processed material through the spray nozzle while the water level is higher than the processed material. The fourth objective is to improve the work efficiency by preventing the scattering of water and abrasives in the process of cutting the workpiece through the injection nozzle, and the fifth objective is the chip generated in the process of cutting the workpiece. (Chip) to be discharged automatically, the sixth purpose is to automatically recover the abrasive discharged through the spray nozzle and reuse The seventh object is to provide a waterjet cutting machine which cuts a large number of workpieces under water by means of rapid water level control, which can greatly improve product quality and reliability.

In order to achieve the above object, the present invention is a waterjet cutting machine in which the spray nozzle moves to the XYZ axis by the operation unit while the workpiece is fixed, and cuts the workpiece into a desired shape. The divided body formed; It is divided into both ends by the partition wall formed in the center of the body, the lower end is formed with an opening spaced apart from the bottom surface of the body and the upper surface of the air tank formed with air injection holes respectively; Provided is a waterjet cutting machine for cutting a plurality of workpieces underwater.

Hereinafter, described in detail with reference to the accompanying drawings a preferred embodiment of the present invention for achieving this purpose are as follows.

Figure 1 (a) shows a waterjet cutting machine for cutting underwater applied to the present invention

It's an attempt,

(b) shows a waterjet cutting machine for cutting underwater applied to the present invention

It's a shave.

Figure 2 shows another embodiment of the waterjet cutting machine for cutting underwater applied to the present invention

Cross section shown.

Figure 3 is another embodiment of a waterjet cutting machine for cutting underwater applied to the present invention

Forward sectional view shown.

<Explanation of symbols for the main parts of the drawings>

10: Body 11: Working Box

12: Scale gauge 16: connecting rod

20: air tank 21: bulkhead

22: opening 30: operating part

40, 41, 42: 1st, 2nd, 3rd conveyor 50: Air sprayer

60: pump 70: collection bin

Waterjet cutting machine for cutting a plurality of workpieces in water by rapid water level control applied to the present invention is configured as shown in Figs.

In the following description of the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

The following terms are terms set in consideration of functions in the present invention, which may vary depending on the intention or custom of the producer, and their definitions should be made based on the contents throughout the specification.

First, in the present invention, as shown in FIG. 1, the injection nozzle 38 is moved to the XYZ axis by the operation unit 30 while the workpiece 1 is fixed, and the workpiece 1 is cut into a desired shape. The water jet cutting machine is provided, the operating unit 30 is provided with a sub-motor 32 and a screw 33 in the X-axis support 31 and the sub-motor 35 and the screw 37 in the Y-axis It is provided with a feed table 34 and a sub-motor 36 for feeding the injection nozzle 38 to the Z-axis.

In addition, the reference numeral 10 applied to the present invention is a body, the work box 11 is formed to be divided on both sides by the partition wall 21 of the inner center. At this time, in the present invention, two working boxes 11 are illustrated in the drawings, which are merely illustrated for convenience of description and, of course, two or more working boxes 11 may be installed and used as necessary.

The present invention is also divided into both ends by the partition wall 21 formed in the center of the body 10, the lower end is formed with an opening 22 to be spaced apart from the bottom surface of the body and the air injection hole 23 in the upper back respectively It is configured to be provided with an air tank 20 is formed.

In addition, the present invention is provided with a scale gauge 12 that can check the inside of the left and right working box 11 on the front of the body (10).

On the other hand, the present invention may be variously modified and may take various forms in applying the above configuration.

And it is to be understood that the invention is not limited to the specific forms referred to in the above description, but rather includes all modifications, equivalents and substitutions within the spirit and scope of the invention as defined by the appended claims. It should be understood that.

Referring to the operation of the waterjet cutting machine for cutting a plurality of workpieces in water by the rapid water level control of the present invention configured as described above are as follows.

First, the present invention is to cut the various workpieces (1) at two or more places through a waterjet cutting machine, in the state in which the workpiece (1) is placed on the top of the grill (2) of the operating unit 30 It is to be able to cut the workpiece 6 to the desired shape by the water and the abrasive discharged from the movement and the injection nozzle (38). The present invention is characterized in that the cutting material (1) can be cut in the water, it is possible to adjust the water level of the instantaneous rise and fall, and at the same time prevent the noise in the process of cutting the cutting material (1) And it is characterized in that it can also prevent the scattering of abrasives.

That is, when it is described in more detail, in the present invention, as shown in Figure 1 (a) (b) to be able to cut the workpiece (1) sequentially in two working boxes (11), for example As shown in (a) of FIG. 1, when cutting the workpiece 1 in the work box 11 on the left side of the drawing, the water level is located at a higher position than the workpiece 1, and at this time, 11, the water level is located on the grill 2, which is lower than the workpiece (1). This means that when air is injected into the air injection hole 23 on one side, the water in the air tank 20 on one side rapidly raises the water level of the one side work box 11 through the opening 22 by air injection. On the contrary, since the water level of the work box 11 on the other side is not injected into the other air injection hole 23 by the central partition wall 21, the water level is positioned at an appropriate position of the grill 2. And at this time, the present invention is to be able to check the water level of the water in the interior of the work box 11 by looking at the scale gauge 12 provided on the front of the body (10).

As described above, the present invention allows the water level of both working boxes 11 to be raised and lowered rapidly. In this case, the feed table 34 is moved to the left and right X-axis by driving the sub-motor 32 and the screw 33. The injection nozzle 38 is moved to the front and rear Y axis by the sub-motor 35 and the screw 37, and the injection nozzle 38 is moved to the vertical Z-axis by the sub-motor 36. 2) to cut the workpiece (1) fixed to the upper end.

According to the present invention, when the water level is positioned (about 5 to 10 mm) at a position higher than the workpiece 1 as described above, the operating part 30 moves to X, Y, and Z at the same time through the injection nozzle 38. Water and abrasives are discharged to cut the workpiece 1 in water. At this time, noise generated in the process of cutting the workpiece 1 by water and abrasive is greatly reduced by the surrounding water and at the same time, water and abrasives. It is also effective to prevent the scattered to the outside actively.

After performing the underwater cutting operation on one side as described above is to cut the processing material (1) in the water on the other side again, this operation is made repeatedly repeatedly.

In addition, another embodiment of the waterjet cutting machine for cutting a plurality of workpieces by the rapid water level control of the present invention will be described.

Another embodiment of the present invention is configured as shown in Figure 2, the technical configuration other than the following technical configuration is configured as described above.

Located in the inner bottom surface of the work box 11, each work box to extend with the first conveyor 40 and the first conveyor 40 to move the chip to one side by the first motor 43 ( 11) is installed inclined in the interior, horizontal to the second conveyor 41 and the second conveyor 41 to move the chip upwards by the second motor (44) to the upper portion of each work box (11). Installed at both ends of the third conveyor 42 and the body 10 to move the chip to one side by the third motor 45, and to store the chip discharged through the third conveyor (42) A collection box 70 is provided. And at this time, the inner place of each working box 11 is provided with a connecting table 16 for fixing the grill (2).

In addition, the present invention is provided on the inner side of the bottom groove 15 and the bottom groove 15, respectively formed to be divided into both ends on the bottom surface of the body 10, the abrasive sinking to the bottom groove 15 to the opposite side A recovery hose 61 is connected to the outside of the air injector 50 and the bottom grooves 15 to move, and after recovering the abrasive in the bottom grooves 15 through the recovery hose 61, water and abrasives are recovered. It is configured to be provided with a pump 60 for circulating each of the reuse.

Referring to the operation of another embodiment of the present invention configured as described above are as follows.

Another embodiment of the present invention is to enable to discharge the chip (chip) generated while cutting the workpiece (1), so that the abrasive discharged through the injection nozzle 43 can also be automatically recovered and reused. It is. Since other technical operations are the same as described above, they will be omitted.

First, chips generated while cutting the workpiece 1 are stacked in the first conveyor 40 provided in the interior of each work box 11, and the chips accumulated in the first conveyor 40 are in the direction of the arrow. The second conveyor 41 and the third conveyor 42 are stacked in the outer check box 70. At this time, the first, second and third conveyors 40, 41 and 42 move the chips by driving the first, second and third motors 43, 44 and 45.

In addition, the present invention is that the abrasive jetted from the injection nozzle 38 is accumulated in the bottom groove 15 over time, wherein the abrasive and water accumulated in the bottom groove 15 by the driving of both air injectors 50. To be collected at the inlet of the recovery hose (61). Then, the pump 60 is driven to suck the abrasive and water accumulated in the bottom groove 15 at the same time to separate the abrasive and water separately, and the abrasive is supplied to the spray nozzle 38 and the water is supplied again to the working place for reuse. To make it possible.

In addition, another embodiment of the waterjet cutting machine for cutting a plurality of workpieces by the rapid control of the present invention will be described as follows.

Another embodiment of the present invention is configured as shown in Figure 3, the technical configuration other than the following technical configuration is the same as that of FIG.

One air tank 20 having openings 22 formed at both sides of the lower part of the body 10 is provided, and the lower part of the air tank 20, which is the inside of the body 10, of the body 10. The first conveyor 40a is installed to move the chip to one side by the first motor 43a. The bottom groove 15 having the air injector 50a formed on one side thereof is long in the longitudinal direction. Is formed.

Referring to the operation of another embodiment of the present invention configured as described above are as follows.

Yet another embodiment of the present invention is similar to the above-described technical operation, with the following differences.

That is, as shown in FIG. 3, the water level of the work boxes 11 at both ends through the openings 22 at both ends by the air injected through one air tank 20 and one air supply hole 23 is At the same time, the water level of both working boxes 11 are raised and lowered at the same time, and thus the work of cutting the workpiece 1 is sequentially performed. At this time, the chip generated while cutting the workpiece 1 moves through the first conveyor 40a, the second conveyor 40b inclined in the longitudinal direction, and the horizontal third conveyor 40c to collect externally. 70a), the first, second and third conveyors 40a, 40b and 40c are driven by the first, second and third motors 43a, 44a and 45a. Do.

In addition, the abrasive sprayed through the injection nozzle 38 is accumulated in the bottom groove 15, in which case the air hose 61a as described above is driven by the air injector 50a provided at one side of the bottom groove 15. When the abrasive and the water is introduced into the pump (60a), the water and the abrasive are separated separately, and the abrasive is sent to the spray nozzle 38 and the water is sent back to the work box 11 to be reused.

As described in detail above, the present invention is to enable cutting of the processed material in two or more work boxes in water, and to enable the operator to use the level of the work box by raising and lowering instantaneously at a desired position, In order to cut the processed material through the spray nozzle in a state where it is positioned higher than the processed material, the noise can be greatly reduced. In addition, the spray nozzle prevents water and abrasives from scattering in the process of cutting the workpiece so that the work efficiency can be improved, and chips generated in the process of cutting the workpiece can be automatically discharged. The abrasive discharged through the spray nozzle is also automatically recovered and reused, which is a very useful invention that can greatly improve the quality and reliability of the product.

Claims (5)

In the waterjet cutting machine in which the spray nozzle moves to the X-Y-Z axis by the operation unit while the workpiece is fixed, and cuts the workpiece into a desired shape. A body 10 formed to divide the working box on both sides by a partition wall of an inner center; Divided into both ends by the partition wall formed in the center of the body, the lower end is formed with an opening spaced apart from the bottom surface of the body and the upper surface of the air tank 20 each formed with an air injection hole; Water jet cutting machine which cuts many workpieces underwater by adjustment. The method according to claim 1, Waterjet cutting machine for cutting a plurality of workpieces in the water by the rapid level adjustment, characterized in that the front surface of the body is further provided with a gauge gauge that can check the inside of the left and right working box. The method according to claim 1, A first conveyor 40 positioned on an inner bottom surface of the work box and moving the chip to one side by a first motor; A second conveyor 41 installed to be inclined inside each work box so as to extend with the first conveyor and moving the chip upward by a second motor; A third conveyor 42 installed horizontally on an upper portion of each work box so as to extend with the second conveyor and moving the chip to one side by a third motor; Water jet cutting machine provided on both ends of the body, the water collecting box for storing the chip discharged through the third conveyor (70); by cutting the plurality of processing materials by rapid water level control characterized in that it is further provided. The method according to claim 3, A bottom groove 15 formed on the bottom surface of the body to be divided into two ends; An air injector 50 provided on the inner side of the bottom groove to move the abrasive that sinks into the bottom groove to the opposite side; A recovery hose is connected to the outer side of each bottom groove, and a pump 60 for recovering the abrasive in the bottom groove through the recovery hose and circulating the water and the abrasive for reuse, respectively, is provided with a rapid water level. Water jet cutting machine which cuts many workpieces underwater by adjustment. The method according to claim 4, An air tank 20 provided at an inner center of the body and having openings formed at both lower sides thereof; A bottom groove 15 provided with one air sprayer at one side thereof and having an entire bottom surface long in the longitudinal direction; Metal level control, characterized in that provided in the upper portion of the bottom groove 15, one first container (40a) formed as long as the longitudinal direction of the body to move the chip to one side by the drive of the first motor Waterjet cutting machine for cutting a large number of workpieces by hand.