JPS6330740A - Apparatus for picking specimen piece for analysis - Google Patents

Abstract

PURPOSE:To enhance the automation and safety of specimen preparation work, by constituting the title apparatus of a bomb specimen clamping device, a primary cutter, a device for taking out each slice piece to transfer, press and fix the same and a secondary cutter. CONSTITUTION:A bomb specimen clamp device 2 has a chucking device and a primary cutter 3 has a rotary rubstone 3-6 and supported in a state movable up and down. A sliced piece take-out device 4 is provided with a slice piece detachable attraction pad 4-5 and a rotary arm type sliced piece transfer mechanism, and a sliced piece transfer device 6 having an attraction magnet for detaching and mounting a sliced piece and a cylinder 6-3 for advancing and retracting said magnet is provided to a transfer terminal part. A sliced piece pressing and fixing device 7 has a sliced piece mount stand 7-1 and a press clamp lever 7-2, and a secondary cutter 8 has a rotary rubstone 8-6 and supported so as to be movable up and down. These devices are arranged on a machine stand and automatically operated by a sequence control mechanism.

Description

[Detailed Description of the Invention] Industrial Application Field This invention relates to a sample collection device for automating the preparation of samples for analysis of the chemical components of steel, and more specifically, the invention relates to a sample collection device for automating the preparation of samples for analysis of the chemical components of steel, and more specifically, for preparing samples from bomb samples into small pieces by cutting. The present invention relates to an analysis sample collection device.

Prior Art and Its Problems In steel manufacturing plants, chemical composition analysis is routinely performed for production control, quality assurance, and technology development. In the chemical component analysis, sample preparation for C2S and T1 analysis in steel is done by drilling through the bomb sample and preparing the analysis sample into chips, or by cutting the bomb sample with manual equipment. A method is used to collect the samples. However, with the method of drilling through the sample and preparing it into chips, if the bomb sample is made of very hard material, it may become difficult to use the drill, or the drill may become so worn that it becomes unusable. However, there was a problem that hindered sample preparation work. In addition, the method of cutting and collecting with manual equipment is not only inefficient, but also dangerous and unfavorable in terms of work safety. Furthermore, conventional methods did not save labor and were an obstacle to the configuration of automatic analysis lines.

Purpose of the Invention The present invention was made in order to solve the above-mentioned conventional problems and to automate sample preparation work and improve safety. The purpose is to propose the following.

Structure of the Invention The analysis sample collection device according to the present invention is an apparatus for cutting a bomb sample into slices and further cutting the slices into a plurality of small sample pieces. Sample clamping device, bomb sample cutting with a grindstone (primary cutting), slice take-out device, slice transfer device, slice transfer device, slice pressing and fixing device, grindstone cutting machine for slice cutting (secondary cutting) ).

That is, the bomb sample clamping device is a device for clamping and fixing the bomb sample when cutting and collecting slices of appropriate thickness from the bomb sample, and is equipped with a cylinder-driven chucking device.

A cutting machine that cuts the bomb sample (hereinafter referred to as primary cutting)
This method includes a rotary grindstone driven by a motor and is supported by a cylinder so as to be movable up and down, and swings a bomb sample fixed to the clamp device from above to cut it into slices. The slice piece retrieval device is located opposite to the bomb sample clamping device, and includes a suction pad for attaching and removing slice pieces having a suction port for holding slice pieces, and a cylinder for moving the suction pad forward and backward, and is supported reversibly. The slice piece cut by the cutting machine is taken out at the same time as cutting, rotated 90 degrees, and transferred to the slice piece transfer device. A slice piece transfer device is located below the slice piece take-out device,
This is a device that horizontally receives the slices attracted to the suction pad and transfers them to the slice transfer device side, and is equipped with a groove for transferring the slices using a turntable or a cylinder system. The slice transfer device is located at the transfer end of the slice transfer device, and has the function of transferring the slice on the pedestal to the slice pressing and fixing device. and a cylinder for moving the magnet forward and backward. The slice piece pressing and fixing device is a device for fixing the slice piece when cutting the slice piece into a plurality of small pieces, and is located on the slice piece mounting table and is a turntable type slice piece having a plurality of slits. A clamp lever for pressing multiple slices supported vertically by a mounting table and a cylinder.
have. A grindstone cutting machine for cutting a slice piece is a cutting machine (hereinafter referred to as a secondary cutting machine) that cuts a slice piece into a plurality of small pieces, and has a plurality of rotary grindstones driven by a motor like the primary cutting machine. In addition, the apparatus is vertically supported by a cylinder, and the slice piece fixed to the slice piece pressing and fixing device is cut by swinging from above.

DISCLOSURE OF THE INVENTION BY DRAWINGS FIG. 1 is a front view showing the overall configuration of a device according to an embodiment of the present invention, FIG. 2 is a plan view of the same device, FIG. 3 is a side view of the same device, and FIG. 4 is a side view of the same device. FIG. 5 is a schematic view showing the operating sequence of the above device, and FIG. 6 is a process diagram of the above device.

In the figure, (1) is the machine base, (2) is the bomb sample clamping device,
(3) is the primary cutting machine (for cutting bomb samples), (4) is the slice piece take-out device, (5) is the slice piece transfer device, (
6) is a slice transfer device, (7) is a slice suppressing and fixing device, and (8) is a secondary cutting machine (for cutting slices).

That is, the bomb sample clamping device (2) is attached to the machine base (1).
) on the cylinder (2-1), which is movable in the cylinder (2-2) in the direction of the center axis of the bomb.
-3), the cylinder (2-3) is driven by the operation of a solenoid valve (not shown), and the chucking claw moves in the closing direction to sample the bomb. It has a mechanism that securely clamps the

The table on which the chuck (2-4) is attached can be opened because when cutting and collecting slices from a bomb sample, first cut the crop part of the bomb sample and then collect slices of a predetermined thickness. This is because the bomb sample is moved by the thickness of the slice after cutting the crop. This bomb sample setting may be carried out manually, but it may also be carried out using, for example, a cylinder-driven automatic pushing device (2-5) and a stopper device (2-6). The automatic pushing device (2-5) is connected to the cylinder (2-7
) and a sample setting table (2-8) that moves back and forth and a cylinder (2-8) that pushes out the bomb sample placed on the setting table.
9) can be used. Further, the stopper device (2-6) is connected to the chuck (2-6) by the pushing device.
This is for positioning the bomb sample to be pushed into the cylinder (2-10), and a stopper (2-11) that can be moved forward and backward by the cylinder (2-10) can be used.

The primary cutting machine (3) that cuts the bomb sample clamped by the clamping device (2) is supported by a vertical cylinder (3-1) whose lower end is pivotally supported by the machine stand (1),
The motor stand (3-2) is attached so that it can move up and down using the fulcrum (3-2) as a fulcrum.
The drive motor (3-4) is installed on the motor stand (3).
A cutting grindstone (3-6) is attached to the rotation stop 1NI (3-5) provided at the tip of the rotation transmission belt (3-3).
7) is a mechanism that rotates the grindstone at high speed.

That is, this primary cutting machine (3) has a vertical cylinder (
3-1), the swing operation starts downward, the crop is cut in the first cutting operation, and after stopping at the fixed position, the clamping device slides horizontally by the required amount, and then the first cutting operation is performed to cut the slice. The mechanism is such that a second cutting operation is performed.

The slice extractor (4) is mounted on a support stand (4-2) that is rotatably supported by a motor (4-2) installed on the machine stand (1).
4-3), a suction pad (4-4) having a suction aero for holding slices at the tip of a rod (4-4) attached so as to slide on the same axis as the bomb sample clamped on the clamp device (2); 4-5) is attached, and the suction pad (4-5) is moved back and forth by a horizontal cylinder (4-6) provided integrally with the support base (4-3). That is, this slice piece extraction device (4)
In the primary cutting machine (3), the suction pad (4-5) for cutting the slice piece moves forward, and air suction is started while it is in contact with the cut surface of the bomb sample, and the slice is completed as soon as the cut is completed. The slice is held in the suction pad (4-5) and moved backwards, and the support base (4-3) is turned downward by 90 degrees at a predetermined position. At that position, the air suction is released and the next slice is transferred. The structure is such that the material is transferred to the device (5).

The slice piece transfer device (5) has a function of receiving the slice piece from the slice piece take-out device (4) and transferring it to the secondary cutting machine side, and its groove path is perpendicular to the machine base (1), for example. Rotation N(5) directly connected to motor (5-1) installed in
-2) has a slice piece holder (5-5) mounted on a horizontal arm (5-3) that rotates on a horizontal surface, and is placed so as to be movable in a plane with a cylinder (5-4). Then, the slice pieces falling from the suction pad (4-5) of the slice take-out device (4) are horizontally received on the pedestal (5-5).
It has a mechanism that rotates and transfers it to the next cutting machine. Although a rotary arm mechanism is shown here as a method of transferring the slice pieces, a method of transferring the slices by sliding the pedestal (5-5) using a cylinder may also be adopted.

The slice piece transfer device (6) includes, for example, a guide rod (6) that slides within a guide tube (6-1) installed on the machine base (1).
-2) Attach the L-shaped fitting (6-4) to the tip of the cylinder (6-2).
The slice piece transfer device (3) is a groove in which an electromagnet (6-6) is supported by a slide support (6-5) which is provided on the L-shaped fitting so as to be movable back and forth and whose height can be adjusted. After the slice pieces on the pedestal (5-5) of 5) are adsorbed with the electric stone (6-6), the cylinder (6-3) is moved forward by the required stroke to release the slice piece pressing and fixing device (7). The slice piece is transferred onto a table (7-1).

The slice piece suppressing and fixing device (7) includes a turntable type slice piece mounting table (7-1) and a plurality of slice piece pressing clamp levers (7-2) supported by a cylinder so as to be movable up and down. There is a slice mounting table (7-
1) has the same number of slits (7-3) as the number of cutting wheels (three in this case) in the X1l11 direction and YN1 direction, and is built into the machine base (1). It is designed to be rotated by 90 degrees by a motor (not shown). Incidentally, since the slit (7-3) is the slit 1 through which the cutting whetstone enters during cutting, the slit width is slightly wider than the thickness of the whetstone. In addition, when there are three cutting wheels, the clamp lever (7-2) for pressing the slice piece is composed of four pieces, each of which is integrally mounted on the mounting base (7-7>) with a predetermined interval. ), and the clamping operation is performed by a cylinder (not shown) built into the machine base (1). It is attached to a support shaft (7-5) horizontally installed on the machine base (1) so that it can be moved horizontally to a position that does not interfere with the setting and small piece removal work. The cylinder provided (
7-6). That is, when the slice piece placed stationary on the slice piece mounting table (7-1) is pressed and fixed by the four clamp levers (7-2) and the first cutting is performed, the cutting grindstone After rising, the clamp lever (7-2) is raised, and with the sample stationary on the slice mounting table, the mounting table rotates 90 degrees and stops.
When the second cutting is performed, the clamp lever is raised again.

The secondary cutting machine (8) t, like the primary cutting machine (3), is supported by a vertical cylinder (8-1) whose lower end is pivotally supported on the machine base (1), and is supported by a support shaft (8-2). A drive motor (8-4) is installed on a motor stand (8-3) that is movable vertically with Three cutting grindstones (8-6) are attached, and the grindstones are rotationally driven via a rotation transmission belt (8-7). Therefore, like the primary cutting machine, this secondary cutting machine also starts swinging motion downward by the vertical cylinder (8-1), cuts the slice pieces into tanzags in the first cutting motion, and places the slices on the mounting table. (7-1) is rotated 90 degrees and then cut a second time to obtain rectangular small sample pieces (four pieces in this case). In order to prevent structural changes due to thermal effects on the sample surface during cutting, the grinding wheel is lowered at an extremely low speed. It is also possible to cool the cut portion with water by means of water spray cooling or the like.

A series of various devices constituting the above-mentioned device are automatically operated by a sequence control system using timers, limit switches, etc.

Function In the above device, first the bomb sample clamp device (2)
Clamp the bomb sample (B) with. After the bomb sample is securely clamped with the chuck (2-4), the crop part (B-1) is first cut off with the primary cutting machine (3), and after the cutting grindstone (3-6) stops rising. , the clamping device is moved laterally by the cylinder (2-2) of the clamping device by the required distance (according to the thickness of the sliced piece), and then the suction pad (4-5) of the sliced piece removing device (4) is moved forward. Adsorb the cut surface. Thereafter, a second cutting operation is performed by the primary cutting machine (3) to collect slice pieces (B-2). The collected slice piece is taken out while being held by the suction pad (4-5), and then the suction pad (4-5)
) is reversed by 90 degrees, and the slice (G2) is dropped and placed on the slice holder (5-5) of the slice transfer device (5). When the slice is placed on the pedestal, the horizontal arm (5-3) rotates and stops at a predetermined position. The slice piece (B-2) on the pedestal (5-5) is adsorbed, and then the guide rod (6-3) is attached to the cylinder (6-3).
2) moves forward by a required stroke to transfer the slice piece onto the rotary mounting table (7-1).

When the slice piece (B-2) is placed on the mounting table (7-1), the slice piece suppression clamp lever (7-2) operates to suppress and fix the slice piece <8-2) from above. .

After that, the slice piece is first cut in the X-axis direction (in a tanzag shape) by a secondary cutting machine (8), and then cut with a cutting grindstone (8).
-6) and clamp lever (7-2) rise, the mounting table (7-1) rotates 90 degrees and stops, and the secondary cutting machine (
At step 8), cutting in the YIN1 direction is performed. Through these two cutting operations, four small sample pieces (T3) are created on the slice piece mounting table (7-1). That is, in this case, the cutting operation is repeated twice in one cycle to collect a small sample. Note that the cutting operation when collecting a plurality of small sample pieces from a slice piece is not limited to this.

When the second cutting is completed, the cutting grindstone (8-6) and the clamp lever (7-2) are raised and one cycle is completed. The collected small piece sample (T3) may be taken out manually or by using the slice piece transfer device (6).

As described in detail, the device of this invention can automatically cut and collect small sample pieces for analysis from a bomb sample, thereby automating sample preparation work and saving labor, greatly increasing work efficiency. can be improved as well as
Conventional safety problems can also be resolved. moreover,
It is now possible to automate the process from bomb sample to analysis, which will have an extremely large effect on steel analysis work.

[Brief explanation of drawings]

FIG. 1 is a front view showing the structure of a device according to an embodiment of the present invention, FIG. 2 is a plan view of the device, FIG. 3 is a side view of the device, and FIG. FIG. 5 is a schematic diagram showing the operating sequence of the above device; FIG. 6 is a process diagram of the above device. 1... Machine Stand, 2...Bomb sample clamp device, 3.
・・Separate primary cutting, 4・Slice piece extraction device, 5・・
- slice piece transfer device, 6... slice piece transfer device,
7... Slice piece suppression fixing device, 8... Secondary cutting machine.

Claims (1)

[Claims] An apparatus for cutting a bomb sample into slice pieces and further cutting the slice pieces into a plurality of small sample pieces, the apparatus comprising a bomb sample clamping apparatus equipped with a cylinder-driven chucking device, a rotary grindstone driven by a motor, and A bomb sample grindstone cutting machine supported by a cylinder so as to be movable up and down, a slice located opposite the bomb sample clamp device, equipped with a suction pad for attaching and detaching a slice, and a cylinder for moving the suction pad forward and backward, and supported reversibly. a slice pick-up device; a slice transfer device located below the slice pick-up device and equipped with a rotating arm or cylinder-type slice transfer mechanism; a slice transfer device located at the transfer end of the slice transfer device for attaching and removing slices; A slice transfer device equipped with an attraction magnet and a cylinder for moving the attraction magnet forward and backward; a turntable-type slice placement table that is located in front of the slice transfer device and has a plurality of slits; and a cylinder that moves the slice up and down. a slice pressing and fixing device comprising a plurality of slice pressing clamp levers that are supported so that the slices can be pressed;
It consists of a slicing single grindstone cutting machine that has a plurality of rotating grindstones driven by a motor and is supported by a cylinder so as to be able to move up and down, and the series of devices are installed on the same machine and are controlled in sequence. An analytical sample collection device characterized by having a mechanism.