CN101914667B - Continuous quenching and tempering device for valve rod end - Google Patents
Continuous quenching and tempering device for valve rod end Download PDFInfo
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- CN101914667B CN101914667B CN2010102380717A CN201010238071A CN101914667B CN 101914667 B CN101914667 B CN 101914667B CN 2010102380717 A CN2010102380717 A CN 2010102380717A CN 201010238071 A CN201010238071 A CN 201010238071A CN 101914667 B CN101914667 B CN 101914667B
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Abstract
The invention discloses a continuous quenching and tempering device for a valve rod end, which belongs to a heat treatment apparatus, in particular to a heat treatment apparatus for an internal-combustion engine valve. The continuous quenching and tempering device for the valve rod end is characterized by mainly comprising a valve conveying system, a valve rod part compaction device, a valve disc end positioning device and a quenching and tempering apparatus. The invention has the beneficial effects that the quenching apparatus and the tempering apparatus are serially connected and the continuous quenching and tempering of the valve rod end is realized by using a link wheel moving at a constant speed and a valve position regulation mechanism, thereby improving the working efficiency and lowering the production cost. An adjustment mechanism for a valve rod part pressing plate and a valve disc end positioning plate is convenient to operate and easy to adjust, and the apparatus can be used applied to the valves with various specifications and the valve quenching and tempering operations with different requirements on technical parameters.
Description
Technical field
The invention belongs to HTFX, particularly the engine valve HTFX.
Background technology
Valve in the course of the work, the rod end surface and the rocking arm of valve rub.In order to increase the wear resistance of valve rod end, need quench to improve its hardness to the valve rod end, strengthen its wear resistance.Generally also need carry out temper behind the valve stem end hardening, eliminate the internal stress that produces in the quenching process the valve rod end.At present, quenching, tempering that the valve rod end carries out are carried out at two equipment respectively, promptly after quenching apparatus finished quenching process, take tempering equipment carried out tempering to the valve after need artificial will quenching by hand.The shortcoming of this method is that tempering elimination internal stress is insufficient, and needs an operator be responsible for tempering process specially, inefficiency, and the logistics route is long.
Summary of the invention
In order to overcome the existing quenching that the valve rod end is carried out, the deficiency that tempering is carried out at two equipment respectively; The present invention provides a kind of valve rod end continuous quenching, tempering unit; This valve rod end continuous quenching, tempering unit are cascaded quenching apparatus and tempering equipment, can realize carrying out tempering automatically behind the valve stem end hardening.
The technical solution adopted for the present invention to solve the technical problems is: a kind of valve rod end continuous quenching, tempering unit, it is characterized in that: this device mainly comprises the valve delivery system, engine valve stem holddown, valve disk terminal locating device and quenching, tempering equipment.
Described valve delivery system mainly is made up of variable-frequence governor, sprocket wheel, chain and valve positioning seat; Chain is between support and quenching, tempering equipment; The motor of variable-frequence governor control is connecting sprocket wheel, and the valve positioning seat is fixed on the chain periphery at interval uniformly.
Described valve positioning seat mainly contains compositions such as valve seating body, valve seating body web plate, valve supporting mass, valve positioning roller, valve positioning seat return spring; Valve seating body and valve supporting mass link together through bearing pin, realize relative movement between the two; 4 valve positioning rollers are connected with the valve supporting mass through bearing pin; Valve positioning seat return spring is installed between valve seating body and valve supporting mass by standing bolt, realizes resetting of valve supporting mass; Valve seating body web plate is connected the valve seating body through bolt and above the chain, realizes the connection between valve seating body and the chain, makes chain drive the motion of valve positioning seat.
Described engine valve stem holddown mainly by the engine valve stem pressing plate be installed on the support about two cover engine valve stem pressing plate adjustment mechanisms form; The body of described engine valve stem pressing plate adjustment mechanism is provided with orthogonal threaded hole; Engine valve stem pressing plate height control screw rod that engine valve stem pressing plate height control handwheel is installed and the engine valve stem pressing plate horizontal adjustment screw rod that engine valve stem pressing plate horizontal adjustment handwheel is housed are housed respectively in the threaded hole; Wherein the height control screw rod is connected on the support, and the horizontal adjustment screw rod is connected on the engine valve stem pressing plate.
Described valve disk terminal locating device mainly by the valve disk terminal strongback be installed on the support about two cover valve disk terminal strongback adjustment mechanisms form; The body of described valve disk terminal strongback adjustment mechanism is provided with orthogonal threaded hole; Valve disk terminal strongback height control screw rod that valve disk terminal strongback height control handwheel is installed and the valve disk terminal strongback horizontal adjustment screw rod that valve disk terminal strongback horizontal adjustment handwheel is housed are housed respectively in the threaded hole; Wherein the height control screw rod is connected on the support, and the horizontal adjustment screw rod is connected on the valve disk terminal strongback.
Described quenching, tempering equipment comprise quenching inducer, the quenching apparatus that is arranged in chain valve rod end one side continuously, fueling injection equipment, tempering equipment and tempering inductor block, and fueling injection equipment links to each other with under meter.
Its working process is that the valve positioning seat is placed in above the chain, and chain cooperates with sprocket wheel, the driven by motor sprocket wheel rotation of variable-frequence governor control, thus make chain and valve positioning seat realize linear uniform motion.When work, valve is placed on above the valve positioning seat, and the motion realization valve through chain is at the uniform velocity through quenching inducer, fueling injection equipment and tempering inductor block, thereby realizes continuous valve stem end hardening and tempering.The power of technological specification is satisfied in output behind the voltage process quenching apparatus of input and the tempering equipment, through quenching inducer and tempering inductor block the valve rod end is heated.Quenching apparatus and tempering equipment are provided with PCU Power Conditioning Unit, to satisfy various valve stem end hardenings, tempered requirement.The valve rod end quench, need be on the valve positioning seat in the drawing process held stationary; Therefore adopt the engine valve stem pressing plate and on the valve positioning seat, return spring is installed; Thereby valve and engine valve stem pressing plate keep certain snap-in force in the assurance working process, realize valve in the course of the work steadily.In order to guarantee that valve stem end hardening length satisfies drawing requirement, adopt the valve disk terminal strongback.When valve stem end hardening length changed, rotatable valve disk terminal strongback horizontal adjustment handwheel and screw rod were realized moving horizontally of valve disk terminal strongback, have realized the adjustment of rod end quenching length.When the position of needs adjustment valve disk terminal strongback in short transverse, rotatable valve disk terminal strongback height control handwheel and screw rod are realized valve disk terminal strongback moving in height (up and down) direction.When valve stem directly changes; In order to make valve between engine valve stem pressing plate and valve positioning seat, keep certain snap-in force; Rotatable engine valve stem pressing plate height control handwheel and screw rod realization engine valve stem pressing plate move height (up and down) direction, thereby have adjusted the snap-in force of valve.When needs adjustment engine valve stem pressing plate position in the horizontal direction, rotatable engine valve stem pressing plate horizontal adjustment handwheel and screw rod are realized engine valve stem pressing plate moving on horizontal fore-and-aft direction.In order to monitor the flow of quenchant, on the fueling injection equipment pipeline, under meter is installed.
The invention has the beneficial effects as follows the devices in series of quenching process and tempering process is utilized the sprocket wheel of uniform motion and continuous quenching and the tempering that the valve position regulating mechanism has been realized the valve rod end together, improved working efficiency, reduce production costs.The adjustment mechanism of engine valve stem pressing plate and valve disk terminal strongback is easy to operate, is easy to adjustment, can make equipment be used for the quenching and the tempering operation of valve of valve and the different technologies parameter request of all size.
Description of drawings
Fig. 1 is a structural representation of the present invention,
Fig. 2 is the vertical view of Fig. 1,
Fig. 3 is the structural representation of valve positioning seat among Fig. 1,
Fig. 4 is the left view of Fig. 3.
Among the figure, 1. support, 2. engine valve stem pressing plate, 3. valve disk terminal strongback, 4. valve positioning seat return spring; 5. valve positioning seat, 6. chain, 7. sprocket wheel, 9. valve disk terminal strongback adjustment mechanism A, 10. valve disk terminal strongback adjustment mechanism B; 11. valve disk terminal strongback height control handwheel, 12. valve disk terminal strongback horizontal adjustment handwheels, 13. valve disk terminal strongback horizontal adjustment screw rods, 14. valve disk terminal strongback height control screw rods; 19. engine valve stem pressing plate adjustment mechanism A, 20. engine valve stem pressing plate adjustment mechanism B, 21. engine valve stem pressing plate height control handwheels, 22. engine valve stem pressing plate horizontal adjustment handwheels; 23. engine valve stem pressing plate horizontal adjustment screw rod, 24 engine valve stem pressing plate height control screw rods, 28. valves, 29. quenching apparatus; 30. tempering equipment, 31. under meters, 32. quenching inducers, 33. fueling injection equipments; 34. the tempering inductor block, 35. valve seating bodies, 36. valve seating body web plates, 37. standing bolts; 39. the valve positioning roller, 40. valve positioning roller fixed pin shafts, 41. valve supporting masses, 42. valve supporting mass fixed pin shafts
Embodiment
Embodiment of the present invention is, and is as shown in the figure:
Described valve delivery system mainly is made up of variable-frequence governor, sprocket wheel 7, chain 6 and valve positioning seat 5; Chain is between support 1 and quenching, tempering equipment; The motor of variable-frequence governor control is connecting sprocket wheel, and the valve positioning seat is fixed on the chain periphery at interval uniformly.
Described valve positioning seat mainly contains compositions such as valve seating body 35, valve seating body web plate 36,4,4 valve positioning rollers 39 of valve positioning seat return spring, valve supporting mass 41.Valve is placed on above the valve supporting mass 41 and also should between valve positioning roller 39, prevents that air-stop gate drops in moving process during work; Valve seating body 35 links together through bearing pin 42 with valve supporting mass 41, realizes the rotation of valve supporting mass 41 around bearing pin 42; Valve seating body web plate 36 is separately fixed at valve seating body 35 with above the chain 6 through bolt, and realization valve seating body 35 is connected with chain 6, makes chain 6 drive 5 motions of valve positioning seats; Valve positioning seat return spring 4 is installed between valve seating body 35 and the valve supporting mass 41 through standing bolt 37, realizes resetting of valve supporting mass 41; Valve positioning roller 39 is fixed on valve supporting mass 41 both sides through bearing pin 40.
Described engine valve stem holddown mainly by engine valve stem pressing plate 2 be installed on the support about two cover engine valve stem pressing plate adjustment mechanisms 19,20 form; The body of described engine valve stem pressing plate adjustment mechanism is provided with orthogonal threaded hole; Engine valve stem pressing plate height control screw rod 24 that engine valve stem pressing plate height control handwheel 21 is installed and the engine valve stem pressing plate horizontal adjustment screw rod 23 that engine valve stem pressing plate horizontal adjustment handwheel 22 is housed are housed respectively in the threaded hole; Wherein the height control screw rod is connected on the support, and the horizontal adjustment screw rod is connected on the engine valve stem pressing plate.
Described valve disk terminal locating device mainly by valve disk terminal strongback 3 be installed on the support about two cover valve disk terminal strongback adjustment mechanisms 9,10 form; The body of described valve disk terminal strongback adjustment mechanism is provided with orthogonal threaded hole; Valve disk terminal strongback height control screw rod 14 that valve disk terminal strongback height control handwheel 11 is installed and the valve disk terminal strongback horizontal adjustment screw rod 13 that valve disk terminal strongback horizontal adjustment handwheel 12 is housed are housed respectively in the threaded hole; Wherein the height control screw rod is connected on the support, and the horizontal adjustment screw rod is connected on the valve disk terminal strongback.
Described quenching, tempering equipment comprise quenching inducer 32, the quenching apparatus 29 that is arranged in chain valve rod end one side continuously, fueling injection equipment 33, tempering equipment 30 and tempering inductor block 34, and fueling injection equipment 33 links to each other with under meter 31.
Its working process is that the valve positioning seat is placed in above the chain, and chain cooperates with sprocket wheel, the driven by motor sprocket wheel rotation of variable-frequence governor control, thus make chain and valve positioning seat realize linear uniform motion.When work, valve is placed on above the valve positioning seat, and the motion realization valve through chain is at the uniform velocity through quenching inducer, fueling injection equipment and tempering inductor block, thereby realizes continuous valve stem end hardening and tempering.The power of technological specification is satisfied in output behind the voltage process quenching apparatus of input and the tempering equipment, through quenching inducer and tempering inductor block the valve rod end is heated.Quenching apparatus and tempering equipment are provided with PCU Power Conditioning Unit, to satisfy various valve stem end hardenings, tempered requirement.The valve rod end quench, need be on the valve positioning seat in the drawing process held stationary; Therefore adopt the engine valve stem pressing plate and on the valve positioning seat, return spring is installed; Thereby valve and engine valve stem pressing plate keep certain snap-in force in the assurance working process, realize valve in the course of the work steadily.In order to guarantee that valve stem end hardening length satisfies drawing requirement, adopt the valve disk terminal strongback.When valve stem end hardening length changed, rotatable valve disk terminal strongback horizontal adjustment handwheel and screw rod were realized moving horizontally of valve disk terminal strongback, have realized the adjustment of rod end quenching length.When the position of needs adjustment valve disk terminal strongback in short transverse, rotatable valve disk terminal strongback height control handwheel and screw rod are realized valve disk terminal strongback moving in height (up and down) direction.When valve stem directly changes; In order to make valve between engine valve stem pressing plate and valve positioning seat, keep certain snap-in force; Rotatable engine valve stem pressing plate height control handwheel and screw rod realization engine valve stem pressing plate move height (up and down) direction, thereby have adjusted the snap-in force of valve.When needs adjustment engine valve stem pressing plate position in the horizontal direction, rotatable engine valve stem pressing plate horizontal adjustment handwheel and screw rod are realized engine valve stem pressing plate moving on horizontal fore-and-aft direction.In order to monitor the flow of quenchant, on the fueling injection equipment pipeline, under meter is installed.
Claims (1)
1. a valve rod end continuous quenching, tempering unit, it is characterized in that: this device mainly comprises the valve delivery system, engine valve stem holddown, valve disk terminal locating device and quenching, tempering equipment.
Described valve delivery system mainly is made up of variable-frequence governor, sprocket wheel, chain and valve positioning seat; Chain is between support and quenching, tempering equipment; The motor of variable-frequence governor control is connecting sprocket wheel, and the valve positioning seat is fixed on the chain periphery at interval uniformly;
Described valve positioning seat mainly is made up of valve seating body, valve seating body web plate, valve supporting mass, valve positioning roller, valve positioning seat return spring; Valve seating body and valve supporting mass link together through bearing pin, realize relative movement between the two; 4 valve positioning rollers that are positioned at valve supporting mass both sides are connected with the valve supporting mass through bearing pin; Valve positioning seat return spring is installed between valve seating body and valve supporting mass by standing bolt; Valve seating body web plate is connected the valve seating body through bolt and above the chain; Realize the connection between valve seating body and the chain, make chain drive the motion of valve positioning seat;
Described engine valve stem holddown mainly by the engine valve stem pressing plate be installed on the support about two cover engine valve stem pressing plate adjustment mechanisms form; The body of described engine valve stem pressing plate adjustment mechanism is provided with orthogonal threaded hole; Engine valve stem pressing plate height control screw rod that engine valve stem pressing plate height control handwheel is installed and the engine valve stem pressing plate horizontal adjustment screw rod that engine valve stem pressing plate horizontal adjustment handwheel is housed are housed respectively in the threaded hole; Wherein the height control screw rod is connected on the support, and the horizontal adjustment screw rod is connected on the engine valve stem pressing plate;
Described valve disk terminal locating device mainly by the valve disk terminal strongback be installed on the support about two cover valve disk terminal strongback adjustment mechanisms form; The body of described valve disk terminal strongback adjustment mechanism is provided with orthogonal threaded hole; Valve disk terminal strongback height control screw rod that valve disk terminal strongback height control handwheel is installed and the valve disk terminal strongback horizontal adjustment screw rod that valve disk terminal strongback horizontal adjustment handwheel is housed are housed respectively in the threaded hole; Wherein the height control screw rod is connected on the support, and the horizontal adjustment screw rod is connected on the valve disk terminal strongback;
Described quenching, tempering equipment comprise quenching inducer, the quenching apparatus that is arranged in chain valve rod end one side continuously, fueling injection equipment, tempering equipment and tempering inductor block, and fueling injection equipment links to each other with under meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102380717A CN101914667B (en) | 2010-07-27 | 2010-07-27 | Continuous quenching and tempering device for valve rod end |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102380717A CN101914667B (en) | 2010-07-27 | 2010-07-27 | Continuous quenching and tempering device for valve rod end |
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| Publication Number | Publication Date |
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| CN101914667A CN101914667A (en) | 2010-12-15 |
| CN101914667B true CN101914667B (en) | 2012-01-04 |
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| CN2010102380717A Active CN101914667B (en) | 2010-07-27 | 2010-07-27 | Continuous quenching and tempering device for valve rod end |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102392109B (en) * | 2011-10-26 | 2013-05-08 | 济南沃德汽车零部件有限公司 | Heating unit for bottom surface and conical surface of engine valve cap part and application method |
| CN103074478B (en) * | 2013-01-16 | 2013-12-25 | 江西樟树市福铃内燃机配件有限公司 | 'Two-time temperature control and one-time time control quenching' heat treatment process for cast alloy valve seat rings |
| CN110283973B (en) * | 2019-07-29 | 2021-05-14 | 无锡众望四维科技有限公司 | Valve stem neck annealing production line |
| CN112795737B (en) * | 2020-12-25 | 2022-05-27 | 武汉东鑫气门制造有限公司 | Quenching system for conical surface of valve |
| CN115505693B (en) * | 2022-09-30 | 2023-06-06 | 成都银河动力有限公司 | Tempering method adopting high-temperature box type quenching furnace |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS58217627A (en) * | 1982-02-04 | 1983-12-17 | Tokai T R W Kk | Tempering apparatus |
| CN2463397Y (en) * | 2001-01-03 | 2001-12-05 | 沈申昆 | Long member heat treatment device |
| CN2556208Y (en) * | 2002-08-09 | 2003-06-18 | 葫芦岛龙源采油机电设备有限公司 | Medium-frequency induction heating quenching and tempering device for sucker rod |
| CN100500884C (en) * | 2007-06-28 | 2009-06-17 | 朱兴发 | Medium frequency induction heating treatment system for steel pipe, petroleum well pipe and drill pipe |
| CN201762393U (en) * | 2010-07-27 | 2011-03-16 | 济南沃德汽车零部件有限公司 | Continuous quenching and annealing device of valve rod end |
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