CN111363895A - Heating process for maintaining air-blowing pick tip - Google Patents
Heating process for maintaining air-blowing pick tip Download PDFInfo
- Publication number
- CN111363895A CN111363895A CN202010345027.XA CN202010345027A CN111363895A CN 111363895 A CN111363895 A CN 111363895A CN 202010345027 A CN202010345027 A CN 202010345027A CN 111363895 A CN111363895 A CN 111363895A
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- Prior art keywords
- heating
- pick
- tip
- clamping block
- heating process
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/42—Induction heating
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/63—Quenching devices for bath quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a heating process for maintaining a wind breaking pick tip, which relates to the field of maintenance of accessories of rock drilling equipment and comprises the following steps: the method comprises the following steps: preparing a pneumatic pick tip to be maintained, and placing the pneumatic pick tip into a heating ring at the output end of the high-frequency heating machine by a worker; step two: and starting the high-frequency heating machine, heating the air pick tip by the heating ring, setting the temperature and time, and starting the high-frequency heating machine to heat the air pick tip. According to the invention, the high-frequency heating machine and the heating ring are arranged, so that the pneumatic pick tip is heated without oxygen and acetylene, the energy waste is reduced, the economic waste is reduced, the pneumatic pick tip can be directly placed in the heating ring for heating, the operation is simple, two persons are not required to be matched, the working procedures of heating and beating can be completed by only one person at a station, the manpower waste is reduced, the high-frequency heating machine is high in heating speed, the heating is not required to be carried out in advance, and the maintenance time is not wasted.
Description
Technical Field
The invention relates to the field of maintenance of accessories of rock drilling equipment, in particular to a heating process for maintaining a wind breaking pick tip.
Background
The pneumatic pick point is also called pneumatic pick drill rod, and is a tool for producing rock drilling equipment and related accessories of the equipment.
The existing air pick point needs to be maintained by utilizing a quenching furnace for quenching, oxygen and acetylene need to be added because the quenching furnace cannot reach the temperature required by the air pick point, so that the quenching temperature is raised, the oxygen and the acetylene are wasted, the temperature raising speed is low, the time required for maintenance is long, the existing air pick point needs to be maintained by matching two persons, one person heats the air pick point and beats the air pick point, a large number of required persons are needed, the personnel waste is caused, and the hot air pick point is needed before the air pick point is maintained, so that the time waste is caused.
Disclosure of Invention
The invention aims to: in order to solve the problem that a quenching furnace cannot reach the temperature required by a pneumatic pick tip, oxygen and acetylene are required to be added, so that the quenching temperature is increased, the oxygen and the acetylene are wasted, the temperature increasing speed is low, the time required by maintenance is long, two persons are required to cooperate to maintain in the conventional pneumatic pick tip maintenance, one person heats and beats, a large number of required persons are required, and the personnel waste is caused. And the hot air pick tip is needed before the maintenance of the air pick tip, which causes the problem of time waste, and provides a heating process for maintaining the air pick tip.
In order to achieve the purpose, the invention provides the following technical scheme: a heating process for maintaining a wind pick tip comprises the following steps:
the method comprises the following steps: preparing a pneumatic pick tip to be maintained, and placing the pneumatic pick tip into a heating ring at the output end of the high-frequency heating machine by a worker;
step two: starting a high-frequency heating machine, heating the air pick tip by a heating ring, setting the temperature and time, and starting the high-frequency heating machine to heat the air pick tip;
step three: oxygen and acetylene do not need to be added in the heating process, and workers observe the pick tip in the heating process;
step four: after the heating, the material was taken out, and then, it was beaten for a certain period of time and cooled, and the shape of the pointed end after the beating was observed.
Preferably, an upper clamping block and a lower clamping block are arranged on one side of the high-frequency heating machine in the first step and used for placing the unheated part of the pick point, the upper clamping block and the lower clamping block are combined to clamp the unheated part of the pick point, and the distance between the upper clamping block and the lower clamping block is adjustable.
Preferably, the cross sections of the upper clamping block and the lower clamping block are arc-shaped, one end of the upper clamping block is connected with a sliding block, a screw rod and a loop bar are arranged inside the sliding block, a motor is installed at the bottom end of the screw rod, the starting motor drives the screw rod to rotate, the screw rod is matched with the loop bar to enable the sliding block to move up and down, the upper clamping block is driven to move towards the lower clamping block, and the position, which does not need to be heated, of the pneumatic pick tip is clamped.
Preferably, the set temperature in the second step is 1100-1200 ℃, and the set time is 3-4 minutes.
Preferably, a worker is required to supervise the heating process, the change of the air pick tip after heating is observed, and the distance between the worker and the heating ring is not less than one meter.
Preferably, the protection equipment needs to be dressed to the back staff hand after the heating finishes, starting motor for the lead screw reversal, the slider shifts up, goes up the clamp splice and pulls open the distance with lower clamp splice, then closes the high frequency heating machine, takes out the pneumatic pick point from heating ring and lower clamp splice.
Preferably, the pick point after being taken out is placed on a beating table, the same worker beats the pick point, the shape of the tip of the pick point needs to be noticed in the beating process, and the beating time does not exceed five minutes.
Preferably, the color of the tip of the pick is observed during the beating process, and the following two conditions can occur:
s1: the color is bright red, the tip is beaten to be molded, and the pick tip is placed in a water pool to be cooled;
s2; the color turns black, but the tip is not knocked completely, the pick tip needs to be placed into the heating ring again for heating, knocking is carried out again, and then the pick tip is placed into a water pool for waiting for cooling.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the high-frequency heating machine and the heating ring are arranged, so that the pneumatic pick tip is heated without oxygen and acetylene, the energy waste is reduced, the economic waste is reduced, the pneumatic pick tip can be directly placed in the heating ring for heating, the operation is simple, two persons are not required to be matched, the working procedures of heating and beating can be completed by only one person at a station, the manpower waste is reduced, the high-frequency heating machine is high in heating speed, the heating is not required to be carried out in advance, and the maintenance time is not wasted.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
A heating process for maintaining a wind pick tip comprises the following steps:
the method comprises the following steps: preparing a pneumatic pick tip to be maintained, and placing the pneumatic pick tip into a heating ring at the output end of the high-frequency heating machine by a worker;
step two: starting a high-frequency heating machine, heating the air pick tip by a heating ring, setting the temperature and time, and starting the high-frequency heating machine to heat the air pick tip;
step three: oxygen and acetylene do not need to be added in the heating process, and workers observe the pick tip in the heating process;
step four: after the heating, the material was taken out, and then, it was beaten for a certain period of time and cooled, and the shape of the pointed end after the beating was observed.
In this embodiment, through the high-frequency heating machine that sets up, the heating collar has realized that heating pneumatic pick point does not need oxygen and acetylene, it is extravagant to reduce the energy, it is extravagant to reduce economy, can directly place the pneumatic pick point and heat in the inside of heating collar, not only easy operation just does not need two people to cooperate, the process that the station only needs alone just can accomplish heating and beat, it is extravagant to reduce the manpower, high-frequency heating machine rate of heating need not heat in advance, can not waste maintenance time.
Example two
An upper clamping block and a lower clamping block are arranged on one side of the high-frequency heating machine in the first step and used for placing the unheated part of the pick point, the upper clamping block and the lower clamping block are combined to clamp the unheated part of the pick point, and the distance between the upper clamping block and the lower clamping block is adjustable.
In this embodiment, go up the clamp splice and can avoid the staff direct with the contact of pneumatic pick point with lower clamp splice, because the pneumatic pick point in the heating can convey the heat, in order to avoid the staff to need the one end of manual support pneumatic pick point and set up clamp splice and lower clamp splice to can reach and avoid the staff to be scalded.
EXAMPLE III
The cross section of going up clamp splice and clamp splice down all is convex, and the one end of going up the clamp splice is connected with the slider, and the inside of slider is provided with lead screw and loop bar, and the motor is installed to the bottom of lead screw, and the starter motor drives the lead screw and rotates, and lead screw cooperation loop bar makes the slider reciprocate, drives the clamp splice and removes down, carries out the centre gripping with the position that the pneumatic pick point need not heat.
In the embodiment, the motor drives the upper clamping block and the lower clamping block, so that the distance between the upper clamping block and the lower clamping block can be adjusted, and the motor drives the upper clamping block and the lower clamping block to be manually adjusted by workers, so that the operation is convenient, and the pneumatic pick can adapt to the pneumatic pick tip with the diameter within a certain range.
Example four
Setting the temperature in the second step to be 1100-1200 ℃ and setting the time to be 3-4 minutes.
In the embodiment, the quenching temperature of the pick tip needs to reach 1100 ℃, the highest temperature of the high-frequency heater can reach 1200 ℃, so that the high-frequency heater can completely achieve the purpose of heating and quenching the pick tip without adding other ignition media.
EXAMPLE five
In the heating process, a worker is required to supervise the air pick, the change of the air pick after the air pick is heated is observed, and the distance between the worker and the heating ring is not less than one meter.
In this embodiment, the heating and tapping can be done by the same worker, where precautions and avoiding scalding are taken when attention is needed.
EXAMPLE six
After the heating finishes, the hand of a worker needs to wear the protective equipment, the motor is started, the screw rod rotates reversely, the sliding block moves upwards, the upper clamping block and the lower clamping block are pulled away by a distance, then the high-frequency heating machine is closed, and the pick tip is taken out from the heating ring and the lower clamping block.
In the embodiment, the pick point needs to be knocked within a certain time after being taken out, so that the ductility of the pick point is prevented from being reduced after the pick point is prolonged, and the knocking difficulty is improved.
EXAMPLE seven
The pick point after being taken out is placed on a beating platform, the same worker beats the pick point, the shape of the tip of the pick point needs to be noticed in the beating process, and the beating time is not more than five minutes.
In the embodiment, the pointed shape of the pick tip needs to be knocked to be sharp at one end, so that the aim of repairing the pick tip is fulfilled.
Example eight
The color of the tip of the pneumatic pick needs to be observed during the beating process, and the following two conditions can occur:
s1: the color is bright red, the tip is beaten to be molded, and the pick tip is placed in a water pool to be cooled;
s2; the color turns black, but the tip is not knocked completely, the pick tip needs to be placed into the heating ring again for heating, knocking is carried out again, and then the pick tip is placed into a water pool for waiting for cooling
In this example, the comparison between heating by the high-frequency heater and heating by the fire is shown in Table 1:
TABLE 1
The comparison quenching furnace and the high-frequency heating machine can reduce 135 working hours each year.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. A heating process for maintaining a blowing pick tip is characterized by comprising the following steps:
the method comprises the following steps: preparing a pneumatic pick tip to be maintained, and placing the pneumatic pick tip into a heating ring at the output end of the high-frequency heating machine by a worker;
step two: starting a high-frequency heating machine, heating the air pick tip by a heating ring, setting the temperature and time, and starting the high-frequency heating machine to heat the air pick tip;
step three: oxygen and acetylene do not need to be added in the heating process, and workers observe the pick tip in the heating process;
step four: after the heating, the material was taken out, and then, it was beaten for a certain period of time and cooled, and the shape of the pointed end after the beating was observed.
2. A heating process for servicing a pick point as claimed in claim 1, wherein: and an upper clamping block and a lower clamping block are arranged on one side of the high-frequency heating machine in the first step and used for placing the unheated part of the pick point, the upper clamping block and the lower clamping block are combined to clamp the unheated part of the pick point, and the distance between the upper clamping block and the lower clamping block is adjustable.
3. A heating process for repairing a pick point as claimed in claim 2, wherein: the cross section of going up clamp splice and clamp splice down all is convex, and the one end of going up the clamp splice is connected with the slider, and the inside of slider is provided with lead screw and loop bar, and the motor is installed to the bottom of lead screw, and the starter motor drives the lead screw and rotates, and lead screw cooperation loop bar makes the slider reciprocate, drives the clamp splice and removes downwards, carries out the centre gripping with the position that the pneumatic pick point need not heat.
4. A heating process for servicing a pick point as claimed in claim 1, wherein: the set temperature in the second step is 1100-1200 ℃, and the set time is 3-4 minutes.
5. A heating process for servicing a pick point as claimed in claim 1, wherein: in the heating process, a worker is required to supervise the heating device, the change of the air pick tip after being heated is observed, and the distance between the worker and the heating ring is not less than one meter.
6. A heating process for servicing a pick point as claimed in claim 1, wherein: after the heating, the hand of a worker needs to wear the protective equipment and start the motor, so that the screw rod rotates reversely, the sliding block moves upwards, the upper clamping block and the lower clamping block are separated by a distance, then the high-frequency heating machine is closed, and the pick tip is taken out from the heating ring and the lower clamping block.
7. A heating process for servicing a pick point as claimed in claim 1, wherein: the pick point after being taken out is placed on a beating platform, the same worker beats the pick point, the shape of the tip of the pick point needs to be noticed in the beating process, and the beating time is not more than five minutes.
8. A heating process for servicing a pick point as claimed in claim 1, wherein: the color of the tip of the pneumatic pick needs to be observed during the striking process, and the following two conditions can occur:
s1: the color is bright red, the tip is beaten to be molded, and the pick tip is placed in a water pool to be cooled;
s2; the color turns black, but the tip is not knocked completely, the pick tip needs to be placed into the heating ring again for heating, knocking is carried out again, and then the pick tip is placed into a water pool for waiting for cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010345027.XA CN111363895A (en) | 2020-04-27 | 2020-04-27 | Heating process for maintaining air-blowing pick tip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010345027.XA CN111363895A (en) | 2020-04-27 | 2020-04-27 | Heating process for maintaining air-blowing pick tip |
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| Publication Number | Publication Date |
|---|---|
| CN111363895A true CN111363895A (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010345027.XA Pending CN111363895A (en) | 2020-04-27 | 2020-04-27 | Heating process for maintaining air-blowing pick tip |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2248242Y (en) * | 1996-01-24 | 1997-02-26 | 中国地质大学（武汉） | Composite sheet tooth integral drill rod |
| JP2003181593A (en) * | 2001-12-18 | 2003-07-02 | Topy Ind Ltd | Method for manufacturing hollow cylindrical part |
| CN1536236A (en) * | 2003-04-08 | 2004-10-13 | Functional pointed screw with local hardening and its making method | |
| CN101006189A (en) * | 2004-08-18 | 2007-07-25 | 毕晓普创新有限公司 | Method of manufacturing a hardened forged steel component |
| CN101509376A (en) * | 2009-03-23 | 2009-08-19 | 无锡速力特机械科技有限公司 | Integral conical pick and method for producing the same |
| CN101797618A (en) * | 2010-04-02 | 2010-08-11 | 冉兴发 | Method for processing spike for mine |
| CN102560059A (en) * | 2010-12-22 | 2012-07-11 | 董文淑 | Quenching cooling method for solving high hardness, high strength and high toughness of cutter |
| CN102587226A (en) * | 2012-02-24 | 2012-07-18 | 大足县立生矿山设备配件有限公司 | Spike and processing method thereof |
| CN202367128U (en) * | 2011-12-16 | 2012-08-08 | 浙江博雷重型机床制造有限公司 | Upsetting forming production line for pointed cone part of spiral pile |
| CN104842120A (en) * | 2015-04-30 | 2015-08-19 | 东风商用车有限公司 | Sleeving device of combined camshaft for engine and using method of sleeving device |
| CN108998637A (en) * | 2018-08-23 | 2018-12-14 | 武汉钢铁有限公司 | The manufacturing method of hot forming steel |
| CN109136773A (en) * | 2018-10-30 | 2019-01-04 | 武汉钢铁有限公司 | Low-alloy high-strength bridge Suo Gang continuous casting square billet thermal treatment production process |
-
2020
- 2020-04-27 CN CN202010345027.XA patent/CN111363895A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2248242Y (en) * | 1996-01-24 | 1997-02-26 | 中国地质大学（武汉） | Composite sheet tooth integral drill rod |
| JP2003181593A (en) * | 2001-12-18 | 2003-07-02 | Topy Ind Ltd | Method for manufacturing hollow cylindrical part |
| CN1536236A (en) * | 2003-04-08 | 2004-10-13 | Functional pointed screw with local hardening and its making method | |
| CN101006189A (en) * | 2004-08-18 | 2007-07-25 | 毕晓普创新有限公司 | Method of manufacturing a hardened forged steel component |
| CN101509376A (en) * | 2009-03-23 | 2009-08-19 | 无锡速力特机械科技有限公司 | Integral conical pick and method for producing the same |
| CN101797618A (en) * | 2010-04-02 | 2010-08-11 | 冉兴发 | Method for processing spike for mine |
| CN102560059A (en) * | 2010-12-22 | 2012-07-11 | 董文淑 | Quenching cooling method for solving high hardness, high strength and high toughness of cutter |
| CN202367128U (en) * | 2011-12-16 | 2012-08-08 | 浙江博雷重型机床制造有限公司 | Upsetting forming production line for pointed cone part of spiral pile |
| CN102587226A (en) * | 2012-02-24 | 2012-07-18 | 大足县立生矿山设备配件有限公司 | Spike and processing method thereof |
| CN104842120A (en) * | 2015-04-30 | 2015-08-19 | 东风商用车有限公司 | Sleeving device of combined camshaft for engine and using method of sleeving device |
| CN108998637A (en) * | 2018-08-23 | 2018-12-14 | 武汉钢铁有限公司 | The manufacturing method of hot forming steel |
| CN109136773A (en) * | 2018-10-30 | 2019-01-04 | 武汉钢铁有限公司 | Low-alloy high-strength bridge Suo Gang continuous casting square billet thermal treatment production process |
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Application publication date: 20200703 |