阅读说明：本技术 一种带智能检测失效的截齿及截齿失效的智能检测方法 (Pick with intelligent detection failure and intelligent detection method for pick failure ) 是由 刘能文 黄灿 郭继荣 毛先柏 孙平贺 于 2020-08-12 设计创作，主要内容包括：本发明涉及一种带智能检测失效的截齿,包括截齿本体、设置在截齿本体上端面中心的合金头、感应导线、信号处理与发送模块和接收器,所述截齿本体上设置有小孔,所述截齿本体上环绕设置有导线槽,所述导线槽首尾两端与小孔相连通,所述导线槽宽为2mm,深为7mm,距离合金头底部6mm,所述小孔孔深10mm,直径为12mm,且位于导线槽下方,所述信号处理与发送模块植入小孔内,所述感应导线植入导线槽内,并与信号处理与发送模块相连通。本发明在设备的工作过程中,不用停机进行检测截齿是否失效,如有失效时自动报警,立即提醒操作人员停机更换,不会造成截齿本体、截齿齿座、配件等其他设备部件的损坏,不会造成更大的设备损坏。(The invention relates to a cutting pick with intelligent failure detection function, which comprises a cutting pick body, an alloy head, an induction lead, a signal processing and sending module and a receiver, wherein the alloy head is arranged in the center of the upper end face of the cutting pick body, a small hole is formed in the cutting pick body, a lead groove is arranged on the cutting pick body in a surrounding mode, the head end and the tail end of the lead groove are communicated with the small hole, the width of the lead groove is 2mm, the depth of the lead groove is 7mm, the distance from the bottom of the alloy head is 6mm, the hole depth of the small hole is 10mm, the diameter of the small hole is 12mm, the signal processing and sending module is positioned below the lead groove, the induction lead is implanted into the lead groove and is communicated with the signal. In the working process of the equipment, the cutting tooth is detected whether to lose efficacy without stopping the machine, if the cutting tooth loses efficacy, the automatic alarm is given, the operator is immediately reminded to stop the machine for replacement, other equipment parts such as a cutting tooth body, a cutting tooth holder and accessories are not damaged, and larger equipment damage is not caused.)

1. A cutting pick with intelligent failure detection comprises a cutting pick body (1), an alloy head (2) arranged at the center of the upper end face of the cutting pick body (1), an induction lead (7), a signal processing and sending module (8) and a receiver (9) corresponding to the signal processing and sending module (8), and is characterized in that a small hole (3) is formed in the cutting pick body (1), a lead groove (4) is arranged on the cutting pick body (1) in a surrounding manner, the head end and the tail end of the lead groove (4) are communicated with the small hole (3), the width of the lead groove (4) is 2-2.5 mm, the depth of the lead groove is 7-9 mm, the distance from the bottom of the clutch gold head (2) is 6-8 mm, the hole depth of the small hole (3) is 10-12 mm, the diameter of the lead groove is 12-12.1 mm, the signal processing and sending module (8) is positioned below the lead groove (4), the induction lead (7) is implanted into the lead groove (4), and is communicated with a signal processing and transmitting module (8).

2. A cutting pick according to claim 1, wherein said signal processing and transmitting module (8) comprises a power supply, a single-chip microcomputer circuit and a signal transmitting antenna, said power supply being in communication with said single-chip microcomputer circuit, said single-chip microcomputer circuit being in communication with said induction guide, said single-chip microcomputer circuit being in communication with said signal transmitting antenna, said receiver (9) being comprised of a single-chip microcomputer module, a data receiving module and an alarm module, said data receiving module being in communication with said single-chip microcomputer module, said alarm module being in communication with said single-chip microcomputer module.

3. The cutting pick with the intelligent failure detection function according to claim 2, wherein the cutting pick body (1), the signal processing and transmitting module (8) and the receiver (9) are continuously numbered in units of individuals, the signal processing and transmitting module (8) is the same as the number of the corresponding receiver (9), the number of the cutting pick body (1) is the same as the number of the signal processing and transmitting module (8) implanted in a small hole in the cutting pick body (1), the signal processing and transmitting module (8) is continuously implanted in the cutting pick body (1) according to the number, the cutting pick body (1) is continuously installed on a gun head of a heading machine along a cutting pick installation spiral line according to the number, and the receiver (9) is continuously installed in an operation chamber of the heading machine according to the number.

4. A cutting pick with intelligent failure detection function according to claim 1, wherein the induction lead (7) is provided with an insulating layer on the surface, and the insulating layer is a high-temperature-resistant insulating layer.

5. A cutting pick with intelligent failure detection function according to claim 1, wherein the signal processing and transmitting module (8) and the receiver (9) are in wireless transmission, and the effective transmission distance is 3-5 m.

6. The cutting pick with the intelligent failure detection function according to claim 1, wherein the signal processing and sending module (8) is wrapped in a layer of heat preservation carbon felt, the overall diameter of the signal processing and sending module (8) after the heat preservation carbon felt is wrapped is 11-12 mm, the height of the signal processing and sending module is 8-10 mm, the signal processing and sending module (8) is firstly glued with the inner wall of the small hole (3) through liquid glue and then sealed in the small hole (3) through low-temperature soldering, the diameter of the induction wire is 0.33-0.35 mm, and the induction wire (7) is sealed in the wire guide groove (4) through low-temperature soldering.

7. An intelligent detection method for cutting tooth failure is characterized by comprising the following steps:

step 1: firstly, collecting picks which are normally used and failed, wherein the number of the picks is at least 10000, and then measuring and counting the pick failure limit position and the limit failure depth;

step 2: cutting a wire guide groove (4) in the range of a cutting tooth failure position, cutting a small hole (3) in a cutting tooth body (1), wherein the maximum cutting tooth failure limit depth of the wire guide groove (4) is overlapped, and the position of the small hole (3) is 4mm below the wire guide groove (4);

and step 3: the signal processing and transmitting module (8) and the induction lead (7) are implanted and are sealed in a small hole (3) and a wire guide groove (4) on a cutting pick body (1) to form a cutting pick with intelligent detection failure, the cutting pick with the intelligent detection failure is continuously arranged on a gun head of the heading machine along a cutting pick installation spiral line according to serial numbers, the heading machine normally works, the cutting pick with the intelligent detection failure is continuously worn, the induction lead (7) is worn off and the state of the induction lead is fed back to a single chip microcomputer circuit in the signal processing and transmitting module (8), the single chip microcomputer circuit is subjected to data processing, sends out signals through a signal transmitting antenna and is wirelessly transmitted to a receiver (9), the single chip microcomputer module in the receiver (9) receives the data signals through a data receiving module connected with the single chip microcomputer module and then carries out the data processing, and then drives an alarm module directly connected with the single chip microcomputer module, sending alarm information;

and 4, step 4: and the receiver (9) sends alarm information, the equipment is shut down to find the failed cutting tooth with intelligent detection, and the failed cutting tooth with intelligent detection is replaced.

8. A pick failure intelligent detection method as claimed in claim 7, wherein the alarm information is sound or light.

Technical Field

The invention belongs to the technical field of heading machines, coal mining machines and rotary drilling rigs, and particularly relates to a cutting tooth with an intelligent detection failure function and an intelligent detection method for the cutting tooth failure.

Background

The traditional cutting pick needs to be continuously stopped for inspection in the using process, whether the cutting pick is failed or not is inspected, the cutting pick needs to be replaced again, however, the existing stopping inspection is subjectively set by field operators according to the construction environment, or the fixed stopping inspection time is set by a management unit according to the past experience. However, the drillable coefficients of rocks and mines in the construction process change, so that the failed cutting teeth can be found out untimely in the stop inspection time set subjectively or empirically, and the cutting teeth body, the cutting teeth base, accessories and other equipment parts are damaged, and larger equipment damage is caused. In addition, after the machine halt inspection often appears, the cutting tooth which fails is not found to need to be replaced, time waste is caused, the production efficiency is reduced, the manual inspection is carried out, the cutting tooth failure judgment is subjective judgment of field workers, the working experience, the judgment capability and the like of the field workers are different, the non-failed product can be misjudged frequently, and the cutting tooth waste is caused.

Disclosure of Invention

The invention aims to improve and innovate the defects and problems in the background art and provides a cutting pick with intelligent failure detection and a failure detection method thereof.

The invention provides a cutting pick with an intelligent failure detection function, which comprises a cutting pick body, an alloy head arranged in the center of the upper end face of the cutting pick body, an induction lead, a signal processing and sending module and a receiver corresponding to the signal processing and sending module, wherein a small hole is formed in the cutting pick body, a lead groove is formed in the cutting pick body in a surrounding mode, the head end and the tail end of the lead groove are communicated with the small hole, the width of the lead groove is 2-2.5 mm, the depth of the lead groove is 7-9 mm, the distance from the bottom of the alloy head is 6-8 mm, the depth of the small hole is 10-12 mm, the diameter of the small hole is 12-12.1 mm, the small hole is located below the lead groove, the signal processing and sending module is implanted into the small hole, and the induction lead is implanted into the lead groove and communicated with the signal.

Preferably, the signal processing and transmitting module comprises a power supply, a single chip circuit and a signal transmitting antenna, the power supply is communicated with the single chip circuit, the single chip circuit is communicated with the induction guide, the single chip circuit is communicated with the signal transmitting antenna, the receiver comprises a single chip module, a data receiving module and an alarm module, the data receiving module is communicated with the single chip module, and the alarm module is communicated with the single chip module.

Preferably, the cutting pick body, the signal processing and transmitting module and the receiver are continuously numbered by taking an individual as a unit, the signal processing and transmitting module is identical to the corresponding receiver number, the cutting pick body number is identical to the number of the signal processing and transmitting module implanted in the small hole of the cutting pick body, the signal processing and transmitting module is continuously implanted into the cutting pick body according to the number, the cutting pick body is continuously installed on a gun head of the heading machine along a cutting pick installation spiral line according to the number, and the receiver is continuously installed in an operation chamber of the heading machine according to the number.

Preferably, the surface of the induction lead is provided with an insulating layer, and the insulating layer is a high-temperature-resistant insulating layer.

Preferably, wireless transmission is adopted between the signal processing and sending module and the receiver, and the effective transmission distance is 3-5 m.

Preferably, the signal processing and sending module is wrapped in a layer of heat preservation carbon felt, the overall diameter of the signal processing and sending module after the heat preservation carbon felt is wrapped is 11-12 mm, the height of the signal processing and sending module is 8-10 mm, the signal processing and sending module is firstly glued with the inner wall of the small hole through liquid glue and then sealed in the small hole through low-temperature tin soldering, the diameter of the induction wire is 0.33-0.35 mm, and the induction wire is sealed in the wire guide groove through low-temperature tin soldering.

The invention also provides an intelligent detection method for cutting tooth failure, which comprises the following steps:

step 1: firstly, collecting picks which are normally used and failed, wherein the number of the picks is at least 10000, and then measuring and counting the pick failure limit position and the limit failure depth;

step 2: cutting a wire guide groove in the range of the cutting tooth failure position, and cutting a small hole in the cutting tooth body, wherein the maximum cutting tooth failure limit depth of the wire guide groove is overlapped, and the position of the small hole is 4mm below the wire guide groove;

and step 3: the signal processing and sending module and the induction lead are implanted, the pick with intelligent detection failure is formed in a small hole and a lead groove which are sealed on the pick body, then the pick with intelligent detection failure is continuously installed on a gun head of the heading machine along a pick installation spiral line according to serial numbers, the heading machine normally works, the pick with intelligent detection failure is continuously abraded, the induction lead is abraded, the state of the induction lead is fed back to a single chip microcomputer circuit in the signal processing and sending module, the single chip microcomputer circuit is subjected to data processing, sends out a signal through a signal sending antenna and is wirelessly transmitted to a receiver, the single chip microcomputer module in the receiver receives a data signal through a data receiving module connected with the single chip microcomputer module and then carries out data processing, and then an alarm module directly connected with the single chip microcomputer module is driven to send out alarm information;

and 4, step 4: and the receiver sends alarm information, the equipment is shut down to find the failed cutting tooth with intelligent detection, and the failed cutting tooth with intelligent detection is replaced.

Preferably, the alarm information is sound or light.

The invention has the beneficial effects that:

1. in the working process of the equipment, the cutting tooth is detected whether to fail or not without stopping, if the cutting tooth fails, an alarm is automatically given, an operator is immediately reminded to stop and replace the cutting tooth, other equipment parts such as a cutting tooth body, a cutter head and accessories are not damaged, and larger equipment damage is not caused.

2. The cutting pick cutting machine can be stopped and replaced only when a failed cutting pick is found, so that blind stopping is avoided, and the production efficiency is improved.

3. The intelligent identification method for the cutting tooth failure is characterized in that the standard is established according to the self-damage condition of the cutting tooth, the detection result is more accurate, and the cutting tooth waste caused by misjudgment is avoided.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a flow chart of the present invention.

Fig. 3 is a working block diagram of a signal processing and transmitting module and a receiver.

Description of the figures:

1-cutting pick body, 2-alloy head, 3-small hole, 4-wire groove, 5-abrasion limit position, 6-abrasion limit depth, 7-induction wire, 8-signal processing and transmitting module and 9-receiver.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto. The embodiments of the present invention are not limited to the embodiments described above, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and they are included in the scope of the present invention.