JPH02296991A - Scanning method for boring and scanning device thereof - Google Patents

Abstract

PURPOSE:To improve the working efficiency by analyzing further regulating boring scan information, created based on an excavation data collected in a detecting means such as drilling machine or the like, and creating a boring scan record. CONSTITUTION:A spindle speed is detected by a speed detecting part 2 in a boring scan device 1. Next being based on the spindle speed, spindle torque is detected in a spindle torque detecting part 3. Subsequently, being based on the spindle torque, a supply pressure is detected in a supply pressure detecting part 4, further being based on the supply pressure, a supply advancing position is detected in a supply advancing position detecting part 5. Based on an excavation data of each detecting part 2 to 5, boring scan information is created in a boring scan information creating part 6. Further the boring scan information is analyzed, regulated in a boring scan analytically regulating part 8 and tabulation-recorded in a boring scan tabulation part 11.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a scanning method for boring and a scanning device therefor, and in particular, a plurality of detection means are attached to a drilling machine, a drilling pump, etc. The present invention relates to a boring scanning method and scanning device for creating boring scanning information based on collected excavation data.

(Conventional technology) Boring equipment has been used for geological surveys, kraut construction,
It has been used for landslide work, groundwater surveys, well drilling work, etc.

Such boring equipment is configured to create drill scan information based on a plurality of detection means attached to a drilling machine, a drilling pump, etc., and drilling data collected by these detection means, and is configured to create drill scan information based on the drilling data collected by these detection means. number,
Operators used manual operations to optimize values such as pid load, bit torque, feeding speed, and circulating water pressure for the ground conditions.

In addition, if there is earth and sand that contains harmful gases or radioactivity at the location to be excavated, the above operations can be carried out by remote control using a remote control device, etc., without manual operation by an operator. This created a good working environment for operators.

However, when a borehole is excavated by the above-mentioned manual operation, the reliability of boring the borehole and the efficiency of the excavation work are greatly affected depending on the ability and skill of the operator.

On the other hand, when drilling a borehole by remote control, work efficiency and work speed can be improved.

However, with this boring equipment, whether the work is being carried out smoothly or not is monitored at regular intervals, and the supervisor records the excavation data, etc., in a notebook, and the supervisor records daily and weekly reports. A monthly report was created and used as reference material to confirm that there were no malfunctions in equipment or programs.

Therefore, in such a boring apparatus, it is possible to determine whether the problem is due to a defect in the hardware performance or a defect in the control algorithm, based on daily, weekly, and monthly reports prepared by a supervisor or the like.

(Problem to be Solved by the Invention) However, in such a boring device, it is difficult to determine whether the problem is due to a defect in the hardware performance or a defect in the control algorithm, based on daily, weekly, and monthly reports prepared by a supervisor. Therefore, there is an inconvenience that the work burden on the supervisor etc. increases.

In addition, with this boring machine, it is necessary to correctly record the daily, weekly, and monthly reports, and if the daily, weekly, and monthly reports are written incorrectly, it is difficult to determine whether it is due to a defect in the hardware performance or a defect in the control algorithm. etc., making it impossible to determine the manipulated variable and perform optimal control of the control cycle, measurement cycle, etc.

Therefore, an object of the present invention is to create boring scan information based on excavation data collected by the detection means of a drilling machine or a drilling pump, and to automatically analyze or organize this boring scan information so that daily/weekly reports and An object of the present invention is to provide a boring scanning method and scanning device for correctly, continuously and automatically creating monthly reports, etc.

(Means for Achieving the Object) As a means for achieving the above-mentioned object, the present invention includes a plurality of detection means attached to a drilling machine, a drilling pump, etc., and drilling data collected by these detection means. based on,
A boring machine that creates boring scan information, wherein the detection means detects the spindle rotation speed by a rotation speed detection means attached to a shaft that transmits rotational force to the spindle, and based on the rotation speed, the spindle torque detection means detects the spindle rotation speed. The torque is detected, the supply pressure is detected by the supply pressure detection means based on this spindle torque, the supply position is detected by the supply position detection means based on this supply pressure, and the boring is performed based on the excavation data of these detection means. Boring scan information is created by the scan information creation means, this boring scan information is analyzed or organized by the boring scan analysis and organizing means, and the analyzed and organized boring scan information is tabulated by the boring scan record tabulation means. This is what I did.

The present invention also provides a boring apparatus that creates boring scan information based on a plurality of detection means attached to a drilling machine, a drilling pump, etc., and drilling data collected by these detection means, The detection means includes a rotation speed detection means attached to a shaft that transmits rotational force to the spindle, a spindle torque detection means that detects spindle torque based on the rotational force detected by the rotation speed detection means, and a spindle torque detection means, etc. It consists of a supply pressure detection means that detects the supply pressure based on the detection output, and a supply position detection means that detects the supply position based on the detection output of the supply pressure detection means, and based on the excavation data of these detection means, A boring scan information creating means for creating the boring scan information, a boring scan information analysis and organizing means for analyzing or organizing the boring scan information from the boring scan information creating means, and borings analyzed and organized by the boring scan analysis and organizing means. It is composed of a boring scan recording tabulation means for recording and tabulating scan information.

(Function) A plurality of detection means are attached to a drilling machine, a drilling pump, etc., and based on the excavation data collected by these detection means,
Create boring scan information.

That is, the detection means detects the spindle rotation speed using a rotation speed detection means attached to a shaft that transmits rotational force to the spindle, detects spindle torque using a spindle torque detection means based on the rotation speed, and detects spindle torque based on the spindle torque. The supply pressure is detected by the supply pressure detection means, and the supply position is detected by the supply position detection means based on this supply pressure.

Then, based on the excavation data of these detection means, boring scan information is created by the boring scan information creation means.

Next, this boring scan information is analyzed or organized by a boring scan analysis and organizing means.

Then, the analyzed and organized boring scan information is tabulated by the boring scan record tabulation means.

Therefore, in the above invention, daily, weekly, and monthly reports are automatically created correctly, and by viewing the created daily, weekly, and monthly reports, it is easy to determine whether the problem is due to a defect in the hardware performance or a defect in the control algorithm. This makes it possible to determine the amount of operation and perform optimal control of control cycles, measurement cycles, etc.

(Embodiment) Next, an embodiment of the boring scanning method and scanning device of the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a circuit configuration diagram showing the overall configuration of an embodiment of the present invention.

In this Figure 1, l is a boring scan device,
This boring scan device includes a rotation speed detection section 2 as a rotation speed detection means, a spindle torque detection section 3 as a spindle torque detection means, a supply pressure detection section 4 as a supply pressure detection means, and a feeding position detection means. A detection section such as a feeding position detection section 5 serving as feeding position detection means is provided.

The supply pressure detection unit 4 is composed of pressure transducers Psi and PS2, and since these pressure transducers Psi and PS2 are connected to the boring scan information creation unit 6, the pressure detected by the pressure transducers Psi and PS2 is The electrical signal based on this is input to the boring scan information creation section 6.

Further, in this boring scan device, boring scan information is created in a scan information creation section 6, which is a boring scan information creation means, based on the excavation data detected by the detection section.

The scan information creation unit 6 is comprised of, for example, a frequency-voltage converter that converts frequency into voltage.

The analog-digital conversion and arithmetic processing unit 7 is connected to the scan information creation unit 6, and converts the scan information from an analog signal to a digital signal, and performs arithmetic processing such as data integration.

The boring scan analysis and sorting section 8, which is a boring scan analysis and sorting means, has a data storage device 9 and a floppy disk 10, and the integrated data processed by the analog-digital conversion and arithmetic processing section 7 is stored in the data storage device 9. The calculation information is stored in the floppy disk 10, which is an external storage means.

A boring scan record tabulation unit 8, which is a boring scan record tabulation means, records and tabulates this boring scan information.

Further, the test drilling pump 12 is equipped with a pressure transducer PS3 and a flow meter FLS on the pump discharge side, and the pressure transducer P
Since S3 and the flowmeter FLS are connected to the boring scan information creation unit 6, the pressure transducer PS3 and the flowmeter FLS convert it into electrical signals, and based on these electrical signals, the boring scan information creation unit 6 sends the drilling pump. 12
Pressure and flow information based on the operation of the system is manually input.

In this embodiment, when feeding the drill, the water discharged from the drilling pump 12 is supplied to the walk swivel of the drill feeding section of the drilling machine 13, so that the feeding of the drill can be smoothly performed. I'm trying to make it happen.

In addition, 14 to 20 are various meters, including a tachometer 14, a torque meter 15, a supply pressure gauge 16, a feed position type 17, and a water supply flow rate type 1.
8, a water supply pressure gauge 19 and a mud water thermometer 20.

Therefore, in this embodiment, the boring scan information creation section 6
You can create boring scan information with .

In this embodiment, the boring scan information is stored in the data storage device 9 of the boring scan analysis and organizing section 8, including information such as drilling records, bit records, drilling pumps, mud water temperature, drilling mode, and estimated compressive strength. An address is set for each, and this information is analyzed, organized, and stored.

In this embodiment, the above-mentioned excavation data is stored in the floppy disk 10, and the boring scan record creation section 11
By reading the floppy disk, the excavation data can be printed out to a printer, so excavation data that changes from moment to moment can be printed out continuously.

2 to 5 are diagrams showing details of the detection section in the circuit configuration diagram of FIG. 1.

In these figures, FIG. 2 is a diagram showing the rotation detecting section 2 of FIG. 1 which is a rotation speed detecting means, FIG. 3 is a diagram showing a spindle torque detecting section 3 which is a spindle torque detecting means,
FIG. 4 shows a supply pressure detection section 4 as a supply pressure detection means, and FIG. 5 shows a supply position detection section 5 as a supply position detection means.

In FIG. 2, the rotation speed detection unit 2 includes a spindle 20, a pinion gear shaft 21, and a rotary encoder 22.
A rotary encoder 22 is directly connected to a shaft that transmits rotational force to a spindle 20, and the number of rotations is detected by measuring and calculating the pulses generated by the rotary encoder 22 per unit time.

The spindle torque detection section 3 includes a strain gauge type torque meter 3.
0 is provided between the output shaft of the electric motor 24, which is a driving source of rotational force, and the input shaft of the drilling machine 13, and a strain gauge type torque meter 3
The torque detected at 0 is the torque of the output shaft of the electric motor 24.

The spindle torque is determined by the detected torque, the rotational speed of the electric motor 24, and the strain gauge torque meter 2, which is installed between the output shaft of the electric motor 3, which is the driving source of rotational force, and the input shaft of the drilling machine, The torque detected by the strain gauge torque meter 2 is the torque of the output shaft of the electric motor.

The spindle torque is calculated and determined based on the detected torque, the rotation speed of the electric motor, and the spindle rotation speed detected by the rotation sensor l.

That is, spindle torque T = detected torque Calculate pressure and bit load.

Here, Pl is supply oil pressure, P2 is retreat oil pressure, Sl is cylinder cross-sectional area, and S2 is cylinder rod cross-sectional area.

That is, it is determined from the supply pressure: (1) = 2X (PI(52-5t) - P2S2).

The supply pressure detection unit 4 includes a thrust head 40, a foot cylinder 41 . Hydraulic chuck 42, pressure transducer Psi, PS
2 and a feed lever 43, each having a strain gauge type pressure transducer P at both ends of the feed cylinder 41.
When installing si and PS2, the hydraulic pressure at both ends of the feed cylinder 41 is measured.

・ ・ ・ ・ ・ (2) Bit load is the hydraulic pressure generated on the upper side of the cylinder and applied to the lower side of the P3 cylinder when the rod is grabbed with a hydraulic chuck and released from the bottom of the bit hole to stop feeding. The generated hydraulic pressure can be calculated as P4 as follows.

That is, Bitload = 2 x (P4S2 - P3 (32 - 31) +P
I(S2-3l) -P2s2)・ ・ ・ ・ ・
(3) Then, during normal excavation, PI (S2-3l) - P2S2>0, and during balanced excavation, set so that PI (S2-5l) - P2S2<0 (5).

The feeding position detection section 5 detects the thrust head 50. A magnetostrictive displacement detector 51 is installed between the feed cylinders 41, and a signal proportional to the feed amount of the thrust head 50 is measured by a displacement meter.

In addition to the above, water flow rate, water pressure, and muddy water temperature will be measured.

Detailed explanation of these configurations will be omitted.

To measure the flow rate of water, an electromagnetic flowmeter is attached to the delivery line of the test drilling pump 12, and the amount of water passing through the flowmeter is directly measured.

The water supply pressure is measured by attaching a strain gauge type pressure transducer to the delivery line of the test drilling pump 12, etc.

The muddy water temperature is measured using a thermocouple or the like as a temperature sensor.

Next, the drill scanning method and drill scanning apparatus of this embodiment will be described in detail with reference to the above-mentioned FIGS. 1 to 5, and further based on FIGS. 6 to 10.

In this embodiment, boring scan information is created in the boring scan information creation section 6 based on the data detected by each detection section shown in FIG. 1, and the created boring scan information is A/ D
After conversion, the data is stored in the data storage unit 9 of the boring scan analysis and organization unit 8, and the data is stored on the floppy disk 1.
0 in each address area.

In addition, the boring scan analysis and arrangement section 8 also calculates the number of rotations,
Spindle torque, bit load, cumulative drilling total, water flow rate, water pressure, mud water temperature, etc. can be calculated.

That is, the rotation speed Nm is converted into a coefficient after A/D conversion by the analog-to-digital conversion and arithmetic processing section 7.

The spindle torque T is subjected to A/D conversion in an analog-to-digital conversion and arithmetic processing unit 7, and then subjected to arithmetic processing.

This calculation process is, for example, T=T, x N.

Here, T is the measured value, NII is the motor rotation speed, and Ns is the spindle rotation speed.

The bit load BL performs A/D conversion on the measurement data of the supply pressure in the analog-to-digital conversion and arithmetic processing section 7, and then performs arithmetic processing as follows.

That is, BL = 2 X (P4S2- P3(S2 -3
l) + PI(S2- Sl) + PI(S
2-5IN-P2S2) Here, Pi is the hydraulic pressure generated on the upper side of the feed cylinder 41 during drilling, P2 is the hydraulic pressure generated on the lower side of the feed cylinder 41 during drilling, and P3 is the hydraulic pressure generated from the bottom of the bit hole. Release the feed cylinder 41
When the feed cylinder 41 is stopped, hydraulic pressure is generated on the upper side of the feed cylinder 41 due to the rod's own weight, Sl is the cross-sectional area of the feed cylinder 41, and S2 is the cross-sectional area of the rod of the feed cylinder 41.

To accumulate the excavation, the displacement signal (S) is A/D converted by the analog-to-digital conversion and arithmetic processing section 7, and converted into coefficients.

The water supply flow rate F is converted into a coefficient after A/D conversion by an analog-to-digital conversion and arithmetic processing unit 7.

The water supply pressure Pw is converted into a coefficient after A/D conversion by the analog-to-digital conversion and arithmetic processing unit 7.

The muddy water temperature T- is converted into a coefficient after A/D conversion by an analog-to-digital conversion and arithmetic processing section 7.

Further, in the data storage device 9, the drilling hole number, drilling hole diameter, and bit type are set using appropriately arranged rotary switches, and are stored on a floppy disk together with these drilling data.

After the excavation data is A/D converted by the analog-to-digital conversion and arithmetic processing unit 7, it is converted to 500. , is output for every 1
The average value of the data for 0 times is taken and stored on the floppy disk.

FIG. 6 is a flowchart showing the operation of the above embodiment.

First, the main routine is started (step 1).

Then, an initialization subroutine is performed (step 2).

Next, it is determined whether or not it is writable, and if it is determined that it is writable, it is determined whether or not recording is in progress (step 3.4).

If it is determined that recording is in progress, it is determined whether the holder is open (step 4.5).

In step 5, if it is determined that the holder is open, it is determined whether or not the -hour stop is in progress, and if it is determined that the -hour stop is in progress, the -hour stop is canceled. (Step 6.7).

Then, it is determined whether recording has started (step 7.8).

In step 3 above, if writing is not possible, jump to ① and execute the flow shown in FIG. 7 in step 26 (step 3 and step 26).

If it is determined in step 4 that recording is not in progress, the process returns to step 4, and it is determined whether recording is stopped (steps 4 and 22).

If it is determined in step 5 that the -time stop is not in progress, jump to ① and execute the recording-time stop (steps 5 and 22).

In addition, if it is determined in step 6 that the - hour stop is not in progress, step 8 is determined (step 6
).

If it is determined in step 8 that recording has not started, it is determined whether or not the set time of the timer has expired (step 8.9).

At this time, for example, if it is determined that the timer setting time is up, the required data is set in the buffer (steps 9 and 10).

Then, the required data is written on the disk, and the writing position is sequentially moved by +1 (steps 11 and 12).

Next, it is determined whether the disk capacity is full (step 13).

If it is determined that the disk capacity is not full, data is displayed, the lamp is turned on and off, and the operator is alerted (steps 13 to 15).

Next, the lamp is turned on and off to alert the operator, and the process returns to step 3 (step 15 and step 3).

On the other hand, if it is determined in step 13 that the disk capacity is full, a disk full display indicating that the disk capacity is full is displayed, recording is stopped, and step 14 is executed ( Steps 16.17 and 14).

If it is determined in step 8 that recording has started, the time interval is set to a predetermined interval, the timer is set, and the data is set in the buffer (step 8, step 18 to step 20). ).

If it is determined in step 9 that the timer setting time has not expired, step 14 is executed (step 9 and step 14).

If it is determined in step 22 that recording has not been stopped, the timer setting is stopped, recording is stopped, the data is set in the buffer again, and the process returns to step 11 (step 22, Steps 23-25 and Step 11).

When step 14 is executed, the flow shown in FIG. 8 of step 28 is executed at the same time.

Next, the flowcharts shown in FIGS. 7 and 8 will be explained.

First, when step 26 is executed, it is then determined whether the state of the FDC has changed, and if it is determined that the state of the FDC has changed, the status of the FDC is read (steps 50 to 50). Step 51).

Then, it is determined whether the disc is set or not.
If it is determined that the disc is not set, the presence of disc is set (steps 52 and 53).

Next, it is determined whether the writing position has been started, and if it is not determined that the writing position has been started, the beginning subroutine is executed (steps 54 and 55).

Then, it is determined whether or not the process has been completed normally. If it is determined that the process has been completed normally, writing is enabled and step 28 of the next routine B is executed (
Steps 56 to 58).

Furthermore, if it is determined in step 54 that the writing position has been cued, step 57 is executed (step 54.step 57).

If it is determined in step 56 that the process has not been completed normally, a writable reset is executed (steps 56 and 59).

Furthermore, if it is determined in step 50 that there is no change in the state of the FDC, step 52 is executed.

Furthermore, if it is determined in step 52 that the disk is not set, the disk present status is reset, the writable status is reset, and then routine B is executed (steps 52, 58, 59, and 28).

Next, the routine shown in FIG. 8 will be explained.

First, in B, start the following flow (step 2
8.30).

Then, in order, read the feeding position data, A/D conversion, calculation of feeding speed, calculation of impact energy, calculation of number of blows, calculation of feeding force, calculation of torque, calculation of water pressure, and each data. Calculate the moving average of and shift the data table,
Return (steps 31-41).

In the embodiment described above, by executing the flows shown in FIGS. 7 and 8, drilling can be recorded reliably and arithmetic processing can be performed quickly.

Figures 9 and 10 are diagrams showing specific record creation forms such as daily reports. According to the record form in Figure 9, drilling records for cumulative drilling, bit records, drilling pump information, mud water temperature, drilling The mode and estimated compressive strength can be recorded continuously.

In addition, in the record creation form shown in Figure 10, hole number, excavation length, number of rods, time per rod, bit record,
Drilling pump information, mud temperature and bit diameter can be continuously recorded.

In addition, in FIGS. 9 and 10, the time data is 10
This is the time when the first data of the batch was input.

Then, the boring scan record creation section 11 outputs cutting records, daily reports, etc. using a printer.

The cutting record indicates the hole number data and data interval by key operation.

The determined data is then averaged and output by a printer.

This data interval can be specified in units of 10 from 1 to 300C.

The drilling time indicates the beginning and end of the averaged data set.

The excavation rate is calculated by dividing the excavation distance in the data set by the time.

In the daily report, a hole number is specified by a key operation, and drilling data for the specified hole number is output, averaged by the number of rods.

Time marks the beginning and end of the rod.

Therefore, in the above embodiment, daily reports, weekly reports, and monthly reports are automatically created correctly, and by viewing the created daily reports, weekly reports, and monthly reports, it is possible to determine whether the problem is due to a defect in hardware performance.
It becomes possible to easily determine whether the problem is due to a defect in the control algorithm, and optimal control of operation amount determination, control cycle, measurement cycle, etc. can be performed quickly and reliably.

It goes without saying that the embodiments described above can be applied to both spindle-type boring machines and rotary percussion-type boring machines.

Furthermore, in the above embodiments, the various detectors are not limited to those described above, and any detectors may be used as long as they do not depart from the spirit of the present invention.

(Effects of the Invention) As described above, according to the present invention, daily reports, weekly reports, and monthly reports are automatically created correctly, and by viewing the created daily reports, weekly reports, and monthly reports, it is possible to determine whether the problem is due to a defect in hardware performance. It becomes possible to easily determine whether the problem is due to a defect in the control algorithm, and optimal control of operation amount determination, control cycle, measurement cycle, etc. can be performed quickly and reliably.

[Brief explanation of drawings]

FIG. 1 is a circuit configuration diagram showing the overall configuration of an embodiment of the present invention, and FIGS. 2 to 5 are diagrams showing details of the detection section of the circuit configuration diagram in FIG. 2 is a diagram showing the rotation detection section of FIG. 1 which is the rotation speed detection means, FIG. 3 is a diagram showing the spindle torque detection section which is the spindle torque detection means, and FIG. 4 is a diagram showing the supply pressure detection section which is the supply pressure detection means. Detection unit, FIG. 5 is a diagram showing a feeding position detection unit which is a feeding position detection means, FIGS. 6 to 8 are flow charts showing the operation of this embodiment, and FIGS. 9 and 10. 1 is a diagram showing a specific record creation form such as a daily report. In these figures, 1 is a boring scan device, 2
3 is a rotation speed detection unit, 3 is a spindle torque detection unit, 4 is a feeding pressure detection unit, 5 is a feeding position detection unit, 6 is a boring scan information creation unit, 8 is a boring scan analysis and organization unit,
11 is a boring scan record tabulation section. Applicant Koken Kogyo Co., Ltd. Agent Patent Attorney Tosa Hideaki Fuji 4 diagrams! (Mechitsuk 2ro) d two (Ste Abu 28)

Claims (2)

[Claims] (1) In a boring machine that creates boring scan information based on a plurality of detection means attached to a drilling machine, a drilling pump, etc., and drilling data collected by these detection means, the detection means is attached to a spindle. The spindle rotation speed is detected by the rotation speed detection means attached to the shaft transmitting rotational force, the spindle torque is detected by the spindle torque detection means based on the rotation speed, and the supply pressure detection means detects the supply pressure based on this spindle torque. Pressure is detected, the feeding position is detected by the feeding position detection means based on this feeding pressure, and based on the excavation data of these detection means, boring scan information is created by the boring scan information creation means, and this boring scan information is A boring scanning method characterized in that the boring scan information is analyzed or organized by a boring scan analysis and organizing means, and the analyzed and organized boring scan information is tabulated by a boring scan record tabulation means. (2) In a boring machine that creates boring scan information based on a plurality of detection means attached to a drilling machine, a drilling pump, etc., and drilling data collected by these detection means, the detection means is attached to a spindle. A rotation speed detection means attached to a shaft transmitting rotational force, a spindle torque detection means for detecting spindle torque based on the rotational force detected by this rotation speed detection means, and a spindle torque detection means based on the detection output of this spindle torque detection means, etc. It consists of a supply pressure detection means for detecting the supply pressure, and a supply position detection means for detecting the supply position based on the detection output of the supply pressure detection means,
a boring scan information creating means for creating the boring scan information based on the excavation data of these detection means; a boring scan information analysis and organizing means for analyzing or organizing the boring scan information from the boring scan information creating means; 1. A boring scanning device comprising: a boring scan record tabulation means for recording and tabulating the boring scan information analyzed and organized by the scan analysis organizing device.