CN102534167A - Local automatic tooth-by-tooth tempering method of alloy circular saw blade and high-speed automatic tooth-by-tooth tempering machine - Google Patents
Local automatic tooth-by-tooth tempering method of alloy circular saw blade and high-speed automatic tooth-by-tooth tempering machine Download PDFInfo
- Publication number
- CN102534167A CN102534167A CN2011101674991A CN201110167499A CN102534167A CN 102534167 A CN102534167 A CN 102534167A CN 2011101674991 A CN2011101674991 A CN 2011101674991A CN 201110167499 A CN201110167499 A CN 201110167499A CN 102534167 A CN102534167 A CN 102534167A
- Authority
- CN
- China
- Prior art keywords
- tooth
- tempering
- circular saw
- induction heating
- frequency induction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a local automatic tooth-by-tooth tempering method of an alloy circular saw blade. The tempering method comprises the following steps that: a high-frequency induction heating control device, an infrared temperature measurement controller, an automatic tooth pulling device, a programmable controller and a position fine adjustment device are arranged on a machine frame; (2) the alloy circular saw blade is clamped on a saw blade loading and clamping device, the braze welding position of the alloy circular saw blade is automatically positioned in an induction coil by the automatic tooth pulling device through the setting of parameters such as temperature and tempering time of the programmable controller, the automatic rotation is realized, and the local automatic tooth-by-tooth tempering is carried out according to the set parameters; and (3) the output power of the high-frequency induction heating control device is automatically regulated through the infrared temperature measurement controller and the programmable controller, so the heating temperature of the high-frequency induction heating control device is conducted to the temperature of the induction coil, and the high-frequency induction heating control device is in an automatic-regulation automatic control state under the setting of the programmable controller. The invention also discloses a high-speed automatic tooth-by-tooth tempering machine adopting the method.
Description
Technical field
The present invention relates to mechanical workout thermal treatment field, concrete relates to a kind of alloy saw blade part automatically by tooth tempering method and High-Speed Automatic by the tooth tempering machine.
Background technology
At present, the cutter tooth of alloy saw blade, what mainly adopt is that brazing mode is welded to blade body with carbide bit.Brazing temperature generally should exceed 30～50 ℃ of solder melt temperatures during soldering; The solder melt temperature of low silver content is about 680 ℃ in the routine; Temperature during soldering need reach more than 720 ℃; And under this brazing temperature, then can making after the weld complete austenitizing fast, cooling forms martensitic stucture.Martensitic stucture is a kind of oversaturated sosoloid, is the metastable phasing that austenite is transformed into through diffusionless transformation, and this is to produce quenching stress, causes the major cause of strain cracking; Martensitic stucture is a kind of embrittlement phase, can cause material embrittlement, and its impelling strength and resistance to corrosion are obviously reduced.
In view of above situation, in the use of alloy saw blade, can produce the Support embrittlement and the fracture of soldering cutter head, the outer force-disturbance in alloy saw blade high-speed cutting process can make the alloy saw blade produce major safety problems and personal injury.For eliminating martensitic stucture, in the production and processing technology flow process of alloy saw blade, double tempering technology becomes one of important way that addresses this problem, and the tempering temperature of suggestion generally is controlled at 400～500 ℃ of intervals.
Traditional tempered mode mainly adopts baking oven, oil oven etc. at present, and the alloy saw blade is carried out whole tempering.Whole tempering can reduce or eliminate martensitic stucture, reduces and forfeiture but one of negative impact that brings is an alloy saw blade body hardness, and saw blade body surface oxidation etc., causes great effect to the total quality of postorder processing and saw blade.
Weld to soldering; Carry out the part automatically by tooth tempered method; Reach the automatic of this method of employing, make it to become a kind of can reaching and eliminate martensitic stucture, solution potential safety hazard, raising product total quality, high convenient method and apparatus by the tooth tempering equipment.
Summary of the invention
The objective of the invention is to; Provide a kind of and can carry out the part the cutter tooth soldering position of alloy saw blade, by tooth, automatic tempered method, eliminate the soldering martensitic stucture to reach, solve potential safety hazard, stop detrimentally affect, high convenient tempering method body.
The present invention also aims to, a kind of the automatic by the tooth tempering machine of this method of adopting is provided.
For realizing above-mentioned purpose, the technical scheme that the present invention adopted is:
A kind of alloy saw blade is local automatically by the tooth tempering method, and it comprises the steps:
Step 1: high-frequency induction heating gear, high-frequency induction heating producer, infrared thermometry unit, circular saw bench clamping device, automatic moving tooth device, programmable logic controller and fine position device are set on the frame of tooth tempering machine High-Speed Automatic pursuing; High-frequency induction heating gear, infrared thermometry unit are connected through programmable logic controller, the formation temperature automatic control system;
Step 2:, tempering temperature, tempering time are provided with through programmable logic controller, infrared thermometry unit, high-frequency induction heating unit; After the infrared thermometry probe institute temperature detected that is connected with the infrared thermometry unit passed to the infrared thermometry unit, the infrared thermometry unit passed to high-frequency induction heating unit through programmable logic controller with signal according to the temperature that sets; The high-frequency induction unit is regulated output rating automatically according to the signal that receives, the Heating temperature of control high-frequency induction heating producer, and make the induction coil of high-frequency induction heating producer reach preset temp, the formation temperature automatic control system;
Step 3: with the circular saw bench clamping on the circular saw bench clamping device; According to the outside dimension size and the number of teeth of circular saw bench, carry out position adjustments through the fine position device; Through the parameter setting of programmable logic controller, by behind the tooth tempering machine device start, make circular saw bench weldering tooth tempering position be positioned at the induction coil heating position of high-frequency induction heating producer automatically High-Speed Automatic; Automatically change circular saw bench by tooth spiral and carry out tempering, and all weld the tooth position by after the tooth tempering completion of processing at this circular saw bench, the circular saw bench clamping device drives circular saw bench and withdraws from induction coil automatically.
Said automatic moving tooth device comprises moving tooth bar micromatic setting, can be according to the external diameter size adjustment moving tooth position of processing circular saw bench; This moving tooth pin micromatic setting can be regulated the moving tooth position according to the number of teeth of processing circular saw bench.
A kind of local the High-Speed Automatic of tooth tempering method of pursuing automatically of alloy saw blade according to the invention that adopt by the tooth tempering machine; It comprises frame; It is characterized in that: it also comprises being used for programmable logic controller, high-frequency induction heating gear, infrared thermometry unit, automatic moving tooth device and the fine position device by the setting of tooth tempering parameter that is arranged on this frame; Said high-frequency induction heating gear comprises high-frequency induction heating unit, high-frequency induction heating producer; Said high-frequency induction generator is provided with induction coil; Said infrared thermometry unit comprises infrared thermometry unit, infrared thermometry probe, and this infrared thermometry probe is fixed on the frame position of adjustable infra-red detection point.Said automatic moving tooth device comprises cylinder, three joint wheels and is connected moving tooth bar micromatic setting on the 3rd joint wheel in three joint wheels, is connected moving tooth bar on the moving tooth bar micromatic setting, is connected moving tooth pin micromatic setting on the moving tooth bar, is connected the moving tooth pin on the moving tooth pin micromatic setting; Said apparatus for adjusting position comprises first slide plate, second slide plate, the first slide plate micromatic setting, is fixed on slide rail on first slide plate, is arranged at second slide plate on the slide rail, is arranged at locating device, circular saw bench clamping device on the slide rail, is fixed in ratio-frequency heating producer up-down saddle and the ratio-frequency heating producer up-down saddle regulating handle of placing the high-frequency induction heating producer on the frame.
In the said apparatus for adjusting position, said first slide plate is fixed on the frame, is automatic moving slide board, and through Controlled by Programmable Controller first slide plate, micromatic setting is controlled the automatic shift motion of first slide plate; This second slide plate connects cylinder, the second joint wheel, the 3rd joint wheel, circular saw bench clamping device; Make cylinder, the second joint wheel, the 3rd joint wheel, circular saw bench clamping device become the integral body of a removable adjusting; Through the screw rod adjusting position, be fixed on the slide rail behind the fastening screw; This circular saw bench clamping device, the second joint wheel, the 3rd joint wheel are on same axis.
The infrared thermometry unit can be formulated the height standard that tempering temperature control requires according to function, specification, material and the purposes etc. of alloy saw blade, and possesses following three kinds of configuration use-patterns:
1, temperature control requirement is higher, and the automatic tempering machine of separate unit disposes 1 infrared thermometry probe, and 1 automatic tempering machine of independent control is realized the automatic function of temperature of automatic tempering machine;
When 2, temperature control requirement is general, simplify configuration, promptly carry out the homo(io)thermism setting;
When 3, the alloy saw blade of same function, specification, material and purposes is produced in the higher and mass-producing of temperature control requirement in batches; Can be directed against many automatic tempering machines; The configuration that intensifies, i.e. infrared thermometry unit, configurable 2 to 3 infrared thermometries probe; Control 2 to 3 automatic tempering machines along separate routes, realize the automatic function of temperature of 2 to 3 automatic tempering machines with an infrared thermometry unit.
The infrared thermometry unit can assemble, also can not assemble, and after digital display temperature measurer mensuration temperature, on programmable logic controller, regulates.
The invention has the advantages that:
The local of alloy saw blade provided by the invention pursues the tooth tempering method automatically and adopts the automatic by the tooth tempering machine of this method; After parameter through programmable logic controller is provided with; Can realize full-automatic operation; Have that speed is fast, efficient is high, compact construction is light, use cost is low, easy to operate,, regulate flexibly, multiple advantage such as tempering temperature and tempering time are controlled, of many uses, be convenient to promote, be convenient to advantages such as scale operation.
?
Description of drawings
Fig. 1 is the one-piece construction synoptic diagram of the embodiment of the invention.
Reference numeral:
1: programmable logic controller; 21: the high-frequency induction heating unit; 22: the high-frequency induction heating producer; 23: induction coil; 31: the infrared thermometry unit; 32: the infrared thermometry probe; 41: the moving tooth cylinder; 42: the first segment wheel; 43: the second joint wheels; 44: the three joint wheels; 45: trace; 46: the moving tooth bar; 47: the moving tooth pin; 51: the circular saw bench clamping device; 52: moving tooth bar micromatic setting; 53: moving tooth pin micromatic setting; 54: high frequency induction heater up-down saddle; 55: up-down saddle trimming handle; 56: slide rail; 57: the circular saw bench locating device; 58: the first slide plates; 59: the second slide plates; 510: the second slide plate stroke micromatic settings.
Embodiment
Embodiment: referring to Fig. 1, the embodiment of the invention provides a kind of alloy saw blade local automatically by tooth tempering method and High-Speed Automatic by the tooth tempering machine:
1, on frame; One programmable logic controller 1, high-frequency induction heating gear, an infrared thermometry unit, an automatic moving tooth device and a relevant position micromatic setting are set; High-frequency induction heating unit and infrared thermometry unit; Be connected through programmable logic controller 1, realize automatic temperature-controlled system;
1 high-frequency induction heating gear---comprise the high-frequency induction heating unit 21 that is positioned on the frame, be positioned over high-frequency induction heating producer 22 on the high-frequency induction heating producer up-down saddle 51, connect the induction coil 23 of coming out from the high-frequency induction heating producer;
2 infrared thermometry units---comprise the infrared thermometry unit 31 that is positioned on the frame, be fixed in the infrared thermometry probe 32 on the frame;
3 automatic moving tooth devices---comprise the moving tooth cylinder 41 that is fixed on first slide plate 58, connect the first segment wheel 42 of moving tooth cylinder 41, the second joint wheel 43 that connects moving tooth trace 45, the moving tooth that connects moving tooth bar 46 link the 3rd joint wheel 44, be connected the moving tooth pin 47 on the moving tooth bar 46;
4 fine position devices---comprise circular saw bench clamping device 51, moving tooth bar micromatic setting 52, moving tooth pin micromatic setting 53, high-frequency induction heating producer up-down saddle 54, up-down saddle trimming handle 55, slide rail 56, circular saw bench locating device 57, first slide plate 58, second slide plate 59, the second slide plate stroke micromatic setting 510; Slide rail 56 is fixed on second slide plate 59, and first slide plate, 58 connection moving tooth cylinders 41, second save wheel the 43, the 3rd and save wheel 44, circular saw bench clamping device 51, make it become one and can on slide rail 56, move also fixed integral body; The second joint wheel the 43, the 3rd saves wheel 44, circular saw bench clamping device 51 is listed on the same axis; Second slide plate 59 is fixed on the frame, drives to be fixed in the various devices on second slide plate 59, and formation one is movably whole.
2, with the circular saw bench clamping on circular saw bench clamping device 51, according to the outside dimension size and the number of teeth of circular saw bench, regulate high-frequency induction heating producer up-down saddles 54 through up-down saddle trimming handle 55; The position of regulating first slide plate 58 is also fixing; Regulate second slide plate, 59 stroke micromatic settings 510, behind device start, move automatically through second slide plate 59; Make circular saw bench weldering tooth position, be automatically positioned in the induction coil 23; Regulate infrared thermometry probe 32, make the infrared thermometry point location in induction coil 23; Through regulating moving tooth bar micromatic setting 52, moving tooth pin micromatic setting 53, moving tooth pin 47 is formed when stirring the circular saw bench sawtooth according to being provided with require effective cooperation of rotation automatically.
3, power up, on programmable logic controller 1, parameters such as tempering temperature, tempering time, the circular saw bench number of teeth are set.
4, press start key after, infrared thermometry probe 32 is started working, and institute's temperature detected is delivered on the programmable logic controller 1 through infrared thermometry unit 31; Programmable logic controller 1 is with the signal that receives; Temperature requirement according to being provided with is delivered to wave on the high-frequency induction heating unit 21, and high-frequency induction heating unit 21 is according to the signal that receives; Automatically regulate output rating; Be delivered to high-frequency induction heating producer 22, high-frequency induction heating producer 22 Heating temperatures also are transmitted to induction coil 23, and make induction coil 23 reach preset temp.
5, press start key after, second slide plate 59 is according to the stroke that regulates, and moves automatically, and need tempered circular saw bench tempering position, is positioned in the induction coil 23.
6, press start key after; Automatically the moving tooth system works simultaneously; Parameters such as the tempering time of programmable logic controller 1 through setting, the circular saw bench number of teeth; Steering order is passed to moving tooth cylinder 41, make moving tooth cylinder 41, move back and forth according to automatic adjustment movement stroke of requirement and the motion frequency set.
7, the to-and-fro movement of moving tooth cylinder 41 drives trace 45 through first segment wheel 42, and then it is reciprocating to drive the second joint wheel 43; It is reciprocating that the second joint wheel 43 drives the 3rd joint wheel 44 in the time of reciprocating; When the 3rd joint wheel 44 was reciprocating, it was reciprocating to drive moving tooth bar 46; Moving tooth bar 46 drives moving tooth pin 47 in the time of reciprocating reciprocating; Moving tooth pin 47 drives circular saw bench and rotatablely moves automatically in the time of reciprocating.When moving tooth pin 47 drive circular saw bench rotatablely move automatically, make the tempering position of each tooth, all in induction coil 23, stop tempering according to the tempering time of setting.Circular saw bench tempering the position residence time and rotation frequency in induction coil 23, the conduction through automatic moving tooth system receives the movement travel of moving tooth cylinder 41 and the control of motion frequency; The movement travel of moving tooth cylinder 41 and motion frequency receive the control of programmable logic controller 1.
8, according to the parameter setting of programmable logic controller 1; After part, circular saw bench soldering position machined by the tooth tempering automatically, high-frequency induction heating producer 22 stopped heating automatically, and second slide plate 59 automatically resets; Make the circular saw bench of processing withdraw from induction coil 23, machine.
Of the above embodiment of the present invention; Adopt method same or analogous and structure with it; And the soldering position that obtains the alloy saw blade is local, by tooth, tempering method, and this method of employing automatically automatically by the tooth tempering machine, all within protection scope of the present invention.
Claims (4)
1. an alloy saw blade is local automatically by the tooth tempering method, it is characterized in that it comprises the steps:
Step 1: High-Speed Automatic by be provided with on the frame of tooth tempering machine high-frequency induction heating unit, high-frequency induction heating producer,, infrared thermometry unit, circular saw bench clamping device, moving tooth device, programmable logic controller and fine position device automatically; High-frequency induction heating unit, infrared thermometry unit are connected through programmable logic controller, the formation temperature automatic control system;
Step 2:, tempering temperature, tempering time are provided with through programmable logic controller, infrared thermometry unit, high-frequency induction heating unit; After the infrared thermometry probe institute temperature detected that is connected with the infrared thermometry unit passed to the infrared thermometry unit, the infrared thermometry unit passed to high-frequency induction heating unit through programmable logic controller with signal according to the temperature that sets; The high-frequency induction heating unit is regulated output rating automatically according to the signal that receives, the Heating temperature of control high-frequency induction heating producer, and make the induction coil of high-frequency induction heating producer reach preset temp, the formation temperature automatic control system;
Step 3: with the circular saw bench clamping on the circular saw bench clamping device; According to the outside dimension size and the number of teeth of circular saw bench, carry out position adjustments through the fine position device; Through the parameter setting of programmable logic controller, by behind the tooth tempering machine device start, make circular saw bench weldering tooth tempering position be positioned at the induction coil heating position of high-frequency induction heating producer automatically High-Speed Automatic; Automatically change circular saw bench by tooth spiral and carry out tempering, and all weld the tooth position by after the tooth tempering completion of processing at this circular saw bench, the circular saw bench clamping device drives circular saw bench and withdraws from induction coil automatically.
2. the local tooth tempering method that pursues automatically of alloy saw blade according to claim 1 is characterized in that said automatic moving tooth device comprises moving tooth bar micromatic setting, can be according to the external diameter size adjustment moving tooth position of processing circular saw bench; This moving tooth pin micromatic setting can be regulated the moving tooth position according to the number of teeth of processing circular saw bench.
3. one kind is adopted local the High-Speed Automatic by the tooth tempering machine of tooth tempering method of pursuing automatically of the said alloy saw blade of claim 1; It comprises frame; It is characterized in that: it also comprises being used for programmable logic controller, high-frequency induction heating gear, infrared thermometry unit, automatic moving tooth device and the fine position device by the setting of tooth tempering parameter that is arranged on this frame; Said high-frequency induction heating gear comprises high-frequency induction heating unit, high-frequency induction heating producer; Said high-frequency induction heating producer is provided with induction coil; Said infrared thermometry unit; Comprise infrared thermometry unit, infrared thermometry probe; This infrared thermometry probe is fixed on the frame; Said automatic moving tooth device comprises cylinder, three joint wheels and is connected moving tooth bar micromatic setting on the 3rd joint wheel in three joint wheels, is connected moving tooth bar on the moving tooth bar micromatic setting, is connected moving tooth pin micromatic setting on the moving tooth bar, is connected the moving tooth pin on the moving tooth pin micromatic setting; Said apparatus for adjusting position comprises first slide plate, second slide plate, the first slide plate micromatic setting, is fixed on slide rail on first slide plate, is arranged at second slide plate on the slide rail, is arranged at locating device, circular saw bench clamping device on the slide rail, is fixed in high-frequency induction heating producer up-down saddle and the ratio-frequency heating producer up-down saddle regulating handle of placing the high-frequency induction heating producer on the frame.
One kind according to claim 3 High-Speed Automatic by the tooth tempering machine; It is characterized in that in the said apparatus for adjusting position that said first slide plate is fixed on the frame, be automatic moving slide board; Through Controlled by Programmable Controller first slide plate, micromatic setting is controlled the automatic shift motion of first slide plate; This second slide plate connects cylinder, the second joint wheel, the 3rd joint wheel, circular saw bench clamping device; Make cylinder, the second joint wheel, the 3rd joint wheel, circular saw bench clamping device become the integral body of a removable adjusting; Through the screw rod adjusting position, be fixed on the slide rail behind the fastening screw; This circular saw bench clamping device, the second joint wheel, the 3rd joint wheel are on same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101674991A CN102534167A (en) | 2011-06-20 | 2011-06-20 | Local automatic tooth-by-tooth tempering method of alloy circular saw blade and high-speed automatic tooth-by-tooth tempering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101674991A CN102534167A (en) | 2011-06-20 | 2011-06-20 | Local automatic tooth-by-tooth tempering method of alloy circular saw blade and high-speed automatic tooth-by-tooth tempering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102534167A true CN102534167A (en) | 2012-07-04 |
Family
ID=46342187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101674991A Pending CN102534167A (en) | 2011-06-20 | 2011-06-20 | Local automatic tooth-by-tooth tempering method of alloy circular saw blade and high-speed automatic tooth-by-tooth tempering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102534167A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103320578A (en) * | 2013-07-16 | 2013-09-25 | 江苏博众汽车部件有限公司 | Local high-frequency heat treatment technology |
| CN103643020A (en) * | 2013-12-21 | 2014-03-19 | 日照海恩锯业有限公司 | Device and method for heat treatment of tooth tops of circular saw blade |
| RU2643024C1 (en) * | 2017-01-18 | 2018-01-29 | Федеральное государственное автономное образовательное учреждение высшего образования "Северный (Арктический) федеральный университет имени М.В. Ломоносова" (САФУ) | Device for thermal radiation of round saws |
| CN107838494A (en) * | 2017-11-17 | 2018-03-27 | 中山市中建电气有限公司 | A kind of hard alloy saw blade and its welding method |
| CN109652621A (en) * | 2018-12-07 | 2019-04-19 | 燕山大学 | The device of end mass is heated in a kind of bootstrap block promotion by tooth |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2723092Y (en) * | 2004-08-26 | 2005-09-07 | 林达云 | Tooth grinder for electric saw blade |
| CN201857419U (en) * | 2010-10-27 | 2011-06-08 | 贵州航天精工制造有限公司 | Local quenching device |
-
2011
- 2011-06-20 CN CN2011101674991A patent/CN102534167A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2723092Y (en) * | 2004-08-26 | 2005-09-07 | 林达云 | Tooth grinder for electric saw blade |
| CN201857419U (en) * | 2010-10-27 | 2011-06-08 | 贵州航天精工制造有限公司 | Local quenching device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103320578A (en) * | 2013-07-16 | 2013-09-25 | 江苏博众汽车部件有限公司 | Local high-frequency heat treatment technology |
| CN103320578B (en) * | 2013-07-16 | 2015-05-20 | 博众汽油机（太仓）有限公司 | Local high-frequency heat treatment technology |
| CN103643020A (en) * | 2013-12-21 | 2014-03-19 | 日照海恩锯业有限公司 | Device and method for heat treatment of tooth tops of circular saw blade |
| CN103643020B (en) * | 2013-12-21 | 2015-10-14 | 日照海恩锯业有限公司 | A kind of for saw blade crown heat-treating apparatus and method |
| RU2643024C1 (en) * | 2017-01-18 | 2018-01-29 | Федеральное государственное автономное образовательное учреждение высшего образования "Северный (Арктический) федеральный университет имени М.В. Ломоносова" (САФУ) | Device for thermal radiation of round saws |
| CN107838494A (en) * | 2017-11-17 | 2018-03-27 | 中山市中建电气有限公司 | A kind of hard alloy saw blade and its welding method |
| CN107838494B (en) * | 2017-11-17 | 2020-01-21 | 中山市中建电气有限公司 | Hard alloy saw blade and welding method thereof |
| CN109652621A (en) * | 2018-12-07 | 2019-04-19 | 燕山大学 | The device of end mass is heated in a kind of bootstrap block promotion by tooth |
| CN109652621B (en) * | 2018-12-07 | 2019-10-01 | 燕山大学 | The device of end mass is heated in a kind of bootstrap block promotion by tooth |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102534167A (en) | Local automatic tooth-by-tooth tempering method of alloy circular saw blade and high-speed automatic tooth-by-tooth tempering machine | |
| CN102864294B (en) | Method and device of local heat treatment for thin-walled tubular parts | |
| CN101323899B (en) | Quenching machine tool without soft belt | |
| CN102676764A (en) | Medium frequency induction quenching device and method for circumferential surface of roller | |
| CN103406656B (en) | Automatic welding device for TCT cutter | |
| CN101244482B (en) | Alloy sawblade welding method and welding machine by using the method | |
| CN107254579B (en) | A kind of high-temperature alloy steel self-plugging rivet nail set local annealing method and annealing device | |
| CN103421936A (en) | Induction heating quenching and tempering system | |
| CN102601502A (en) | Re-nanocrystallization welding device for nanometer bainite steel and method | |
| CN102873447A (en) | Steel wire connecting method | |
| KR101520085B1 (en) | centrifugal casting machine with high-frequency induction heating device for bonding heterogeneity material | |
| CN203307376U (en) | Induction heating and tempering system | |
| CN216192521U (en) | Steering engine rack quenching device | |
| CN105773892A (en) | Optical lens die casting device | |
| CN206276747U (en) | A kind of folder of automatic elimination aluminium sheet folding s tress | |
| CN102776727B (en) | Round knife cutting machine | |
| CN202207857U (en) | Gas protection mechanism for steel wire welding apparatus | |
| CN208787711U (en) | The tin cream device for preventing chip from rotating | |
| CN113584277A (en) | Steering engine rack quenching device and method | |
| CN104191041A (en) | Guide rail discharging and cutting tool | |
| CN208346233U (en) | The quenching of bands for band teeth portion while cold coalignment | |
| CN208308912U (en) | A kind of gear mid frequency induction hardening machine | |
| CN103862148B (en) | Nanometer bainitic steel Austenite Grain Refinement accelerates the method for nanometer again | |
| RU2245927C1 (en) | Induction heating apparatus for treating surfaces worked by cutting | |
| CN109986193A (en) | A kind of ultrasonic wave Combination Welding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120704 |