CN103506890A - Air valve machining device with angle-adjustable cutters - Google Patents
Air valve machining device with angle-adjustable cutters Download PDFInfo
- Publication number
- CN103506890A CN103506890A CN201310432100.7A CN201310432100A CN103506890A CN 103506890 A CN103506890 A CN 103506890A CN 201310432100 A CN201310432100 A CN 201310432100A CN 103506890 A CN103506890 A CN 103506890A
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- CN
- China
- Prior art keywords
- motor
- valve
- angle
- tool
- cutters
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- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2215/00—Details of workpieces
- B23B2215/24—Components of internal combustion engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2705/00—Driving working spindles or feeding members carrying tools or work
- B23Q2705/10—Feeding members carrying tools or work
- B23Q2705/102—Feeding members carrying tools or work for lathes
Abstract
The invention discloses an air valve machining device with angle-adjustable cutters. A first motor, a second motor and a rotating motor are installed on a cutter support, wherein the first motor is used for adjusting the vertical positions of the cutters, and the second motor is used for adjusting the positions of the cutters in the direction of an air valve shaft. The cutters can be directly installed by rotating the motors, the machining angles of the cutters can be adjusted and radian machining of arc surfaces can be achieved. The air valve machining device with the angle-adjustable cutters eliminates protruding edges probably generated between the two cutters, ensures that carbon is not easily accumulated when the air valve arc surfaces work, prolongs the service life of an air valve and accordingly increases the power of an engine and prolongs the service life of the engine.
Description
Technical field
The present invention relates to valve processing technique field, relate in particular to the adjustable valve processing unit (plant) of a kind of cutting-tool angle.
Background technology
Valve is engine important composition parts, be responsible for to input air in engine and get rid of the waste gas after burning, from structure, being divided into inlet valve and exhaust valve, inlet valve is by air intake engine, with fuel mix burning, exhaust valve is that the waste gas after burning is discharged to engine heat radiation.From the finished product structure of valve, classify, be conventionally divided into whole valve, bimetallic butt welding valve and hollow sodium filling valve etc.Inlet valve adopts medium carbon alloy steel to make; Exhaust valve, because operating temperature is higher, needs heat-resisting alloy steel to make, and in order to save cost exhaust valve head heat-resisting alloy steel, the common steel alloy of bar portion, so exhaust valve the first operation is head bar and head butt welding.Specific process comprises: forge head, and head heating burning is red, extrusion modling; Machining, is shaped head turning, and pole-footing portion cuts out draw-in groove; Heat treatment, increases case hardness; Grinding, the conical surface of head, the outer surface precision prescribed of bar portion is high, and grinding is to guarantee in conduit motion and to dispel the heat by conduit; At the built-up welding of the exhaust valve conical surface or spraying tungsten-cobalt alloy, to increase hardness, wear-resisting, heat-resisting, rotproofness; With valve seating bedding-in.
Air valve structure as shown in Figure 1, comprises bar portion 1, dish portion 2, the dish conical surface 3 and arc surface 4, passes through the conical surface 3 and arc surface 4 transition between bar portion 1 and dish portion 2.At present, valve processing technology comprises: corase grind bar portion cylindrical, rough turn bar portion cylindrical, rough turn dish end face, location clamp carries out the processing of car mill afterwards to arc surface, reaches valve circular shape, precision and roughness requirement.
4 pairs of air-flows of valve arc surface have a significant impact, whether the quality of valve arc surface 4 processing directly affects valve arc surface 4 surfaces stress distribution everywhere even, especially for exhaust valve, when the high temperature after burning, high pressure exhaust gas process exhaust valve, will at exhaust valve neck circular arc place, produce carbon distribution, have a strong impact on service life and the whole aircraft reliability of valve.Yet, process tool of the prior art is all to adjust process by adjusting up and down height and left and right, machining is carried out in valve arc surface 4 surfaces, this processing method is no problem for plane machining, but for arc surface, processing cannot guarantee that cambered surface is smooth, between adjacent two cuttves, may produce fin, can not further reduce surface roughness, make valve arc surface easy carbon distribution at work, reduce valve service life, affect power and the service life of engine.
Summary of the invention
In order to solve the technical problem existing in background technology, the present invention proposes the adjustable valve processing unit (plant) of a kind of cutting-tool angle, smooth to guarantee valve arc surface processing, improve valve service life, thus power and the service life of improving engine.
The adjustable valve processing unit (plant) of a kind of cutting-tool angle that the present invention proposes, comprising:
Workbench;
The first support and the second support, lay respectively at described workbench two ends;
Chuck, is arranged in the rotating shaft of described the first support, for blocking Valve Disc, drives valve to rotate under the driving of motor;
Geometrical clamp, is arranged on described the second support, for being rotationally connected engine valve stem top;
Knives rack, is arranged on by the second motor on the slide rail of described workbench;
The base of tool, is arranged on described knives rack by the first motor, under the driving of described the first motor, along described knives rack, moves up and down;
Cutter, is arranged on the described base of tool by rotary electric machine;
Numerical control unit, be electrically connected to described the first motor, the second motor and rotary electric machine respectively, for the default machined parameters of basis, controlling described the first motor moves up and down, described the second motor moves left and right, described rotary electric machine is adjusted machining angle, changes smear metal position and angle to valve arc surface.
Preferably, described numerical control unit is also electrically connected to the motor of drive shaft, to adjust valve rotating speed according to predefined parameter.
Preferably, described cutter is curved edge, or straight line edge.
Preferably, described slide rail direction is consistent with valve axis direction.
In the present invention, the first motor, the second motor and rotary electric machine are installed on knives rack, wherein, the first motor is for adjusting the upper-lower position of cutter, the second motor is for adjusting tool position along air valve shaft direction, the direct mounting cutter of rotary electric machine, can adjust cutter machining angle, meets the radian processing to arc surface.Eliminated between adjacent two cuttves and may produce fin, made valve arc surface be not easy at work carbon distribution, improved valve service life, thus power and the service life of having improved engine.
Accompanying drawing explanation
Fig. 1 is air valve structure figure to be processed;
Fig. 2 is the adjustable valve processing unit (plant) structure chart of a kind of cutting-tool angle that the present invention proposes.
Reference numeral:
1, bar portion; 2, dish portion; 3, the dish conical surface; 4, arc surface;
11, workbench; 12, the first supports; 13, the second supports; 14, chuck; 15, rotating shaft; 16, geometrical clamp; 17, knives rack; 18, the second motors; 19, the base of tool; 20, the first motors; 21, cutter; 22, rotary electric machine; 23, numerical control unit.
The specific embodiment
The embodiment of the present invention provides a kind of cutting-tool angle adjustable valve processing unit (plant), as shown in Figure 2, comprising: workbench 11; The first support 12 and the second support 13, lay respectively at described workbench 11 two ends; Chuck 14, is arranged in the rotating shaft 15 of described the first support 11, for blocking Valve Disc; Geometrical clamp 16, is arranged on described the second support 13, for being rotationally connected engine valve stem top; Rotating shaft 15 can drive valve to rotate under the driving of motor; Knives rack 17, is arranged on the slide rail of workbench 1 by the second motor 18, can move along slide rail direction, and slide rail direction is consistent with valve axis direction; The base of tool 19, is arranged on described knives rack 17 by the first motor 20, can under the driving of the first motor 20, along knives rack 17, move up and down; Cutter 21, is arranged on the described base of tool 19 by rotary electric machine 22; Numerical control unit 23, respectively with shown in the first motor 20, the second motor 18 and rotary electric machine 22 be electrically connected to, for the default machined parameters of basis, controlling the first motor 20 moves up and down, the second motor 18 moves left and right, rotary electric machine 22 is adjusted machining angle, changes smear metal position and angle to valve arc surface.Certainly, numerical control unit 23 also can be electrically connected to the motor of drive shaft 15, to adjust valve rotating speed according to predefined parameter.Wherein, cutter 21 can be curved edge, can be also straight line edge.
In the present invention, the first motor, the second motor and rotary electric machine are installed on knives rack, wherein, the first motor is for adjusting the upper-lower position of cutter, the second motor is for adjusting tool position along air valve shaft direction, the direct mounting cutter of rotary electric machine, can adjust cutter machining angle, meets the radian processing to arc surface.Eliminated between adjacent two cuttves and may produce fin, made valve arc surface be not easy at work carbon distribution, improved valve service life, thus power and the service life of having improved engine.
The embodiment of the present invention provides the above; it is only the preferably specific embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. the adjustable valve processing unit (plant) of cutting-tool angle, is characterized in that, comprising:
Workbench;
The first support and the second support, lay respectively at described workbench two ends;
Chuck, is arranged in the rotating shaft of described the first support, for blocking Valve Disc, drives valve to rotate under the driving of motor;
Geometrical clamp, is arranged on described the second support, for being rotationally connected engine valve stem top;
Knives rack, is arranged on by the second motor on the slide rail of described workbench;
The base of tool, is arranged on described knives rack by the first motor, under the driving of described the first motor, along described knives rack, moves up and down;
Cutter, is arranged on the described base of tool by rotary electric machine;
Numerical control unit, be electrically connected to described the first motor, the second motor and rotary electric machine respectively, for the default machined parameters of basis, controlling described the first motor moves up and down, described the second motor moves left and right, described rotary electric machine is adjusted machining angle, changes smear metal position and angle to valve arc surface.
2. the adjustable valve processing unit (plant) of cutting-tool angle according to claim 1, is characterized in that, described numerical control unit is also electrically connected to the motor of drive shaft, to adjust valve rotating speed according to predefined parameter.
3. the adjustable valve processing unit (plant) of cutting-tool angle according to claim 1, is characterized in that, wherein, described cutter is curved edge, or straight line edge.
4. the adjustable valve processing unit (plant) of cutting-tool angle according to claim 1, is characterized in that, described slide rail direction is consistent with valve axis direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310432100.7A CN103506890A (en) | 2013-09-22 | 2013-09-22 | Air valve machining device with angle-adjustable cutters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310432100.7A CN103506890A (en) | 2013-09-22 | 2013-09-22 | Air valve machining device with angle-adjustable cutters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103506890A true CN103506890A (en) | 2014-01-15 |
Family
ID=49890599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310432100.7A Pending CN103506890A (en) | 2013-09-22 | 2013-09-22 | Air valve machining device with angle-adjustable cutters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103506890A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551707A (en) * | 2014-12-30 | 2015-04-29 | 苏州用朴合金工具有限公司 | Cutter table of numerical-control lathe |
| CN111781044A (en) * | 2020-07-24 | 2020-10-16 | 中国地质科学院矿产资源研究所 | Device and method for manufacturing stone salt original state inclusion piece |
-
2013
- 2013-09-22 CN CN201310432100.7A patent/CN103506890A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551707A (en) * | 2014-12-30 | 2015-04-29 | 苏州用朴合金工具有限公司 | Cutter table of numerical-control lathe |
| CN111781044A (en) * | 2020-07-24 | 2020-10-16 | 中国地质科学院矿产资源研究所 | Device and method for manufacturing stone salt original state inclusion piece |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140115 |