CN1087782C - High frequency quanching device for non complete gear tooth profile - Google Patents
High frequency quanching device for non complete gear tooth profile Download PDFInfo
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- CN1087782C CN1087782C CN99127049A CN99127049A CN1087782C CN 1087782 C CN1087782 C CN 1087782C CN 99127049 A CN99127049 A CN 99127049A CN 99127049 A CN99127049 A CN 99127049A CN 1087782 C CN1087782 C CN 1087782C
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- gear
- quenched
- high frequency
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- shielding
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- 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
Abstract
The present invention discloses a high-frequency quenching device for a tooth profile of an incomplete toothed wheel, particularly a high-frequency quenching device for a tooth profile of complete wheel teeth in an incomplete toothed wheel. The present invention is composed of a machine frame, a working platform, a transmission mechanism, a high-frequency current generator, a high-frequency coil, a high-frequency back current bar, an inductor, a tool gripping apparatus, a load-bearing platform and a soaking and quenching fluid groove. During quenching, a shielding flow deflector in the tool gripping apparatus is clamped into the roots of two incomplete wheel teeth; when the inductor and the transmission mechanism enable the toothed wheel to be quenched to rotate while being heated, the incomplete wheel teeth and a sliding groove are not influenced by an alternating magnetic field, and the complete wheel teeth are heated, rapidly soaked in the soaking and quenching fluid groove and quenched to hard. The present invention has the advantages of high productive efficiency, low energy consumption, low cost and low waste product rate.
Description
The present invention relates to a kind of high frequency quanching device for non complete gear tooth profile, particularly to the hardening apparatus by high frequency current of complete gear tooth profile in the non-complete gear wheel.
In the wheel box of automobile, tractor, often use the non-complete gear wheel of a kind of duplex slippage, this gear inwardly has some chutes at its tip circle place, and the gear teeth that make cut a part, form partly to take turns dentation.The thermal treatment of this type gear is comparatively complicated, then need harden to the complete gear teeth on request, and the non-complete gear teeth and chute are not allowed to harden.High-frequency induction hardening is adopted in the quenching of this type gear mostly, and its method has two kinds, and the one, adopt gear relative high frequency inductor block to rotate, by high-frequency inductor the complete gear teeth are carried out heating quenching one by one; The 2nd, gear relative high frequency inductor block rotates, and by high-frequency inductor the complete gear teeth between two non-complete gear teeth is carried out heating quenching piecemeal.The weak point of these methods is that production efficiency is low, energy consumption is big, cost is high.(metal heat treatmet) the 10th phase in 1998 was delivered " shielding Diversion Technology in the high-frequency induction quenching " literary composition, and this article has been introduced effect and the effect of shielding Diversion Technology in non-complete gear wheel is quenched, but does not relate to concrete device.
The purpose of this invention is to provide a kind of high frequency quanching device for non complete gear tooth profile, it can carry out heating quenching simultaneously to the whole complete gear teeth on the gear, boosting productivity, to cut down the consumption of energy, and can realize the non-complete gear teeth and chute not being carried out heating quenching.
For achieving the above object, the present invention includes frame, worktable, transmission rig, high-frequency current generator, radio-frequency coil, high frequency refluxes and arranges, inductor block, clamping apparatus, high-frequency current generator connects radio-frequency coil, radio-frequency coil meets high frequency backflow row, high frequency refluxes to arrange and connects inductor block, transmission rig is fixed on the lower end of worktable, it is characterized in that: comprise that also one has X, Y is to the plummer of travel mechanism, soak the liquid bath of quenching, high frequency refluxes and arranges, radio-frequency coil is separately fixed on the plummer, plummer is fixed on the frame, soak the liquid bath of quenching and be located at the upper end of worktable, transmission rig is by motor, worm gear, worm screw, oil cylinder and transmission shaft are formed, worm gear is fixed on the transmission shaft, worm screw is fixed on the motor output shaft, oil cylinder is connected an end of transmission shaft, the other end of transmission shaft penetrates and soaks in the liquid bath of quenching, clamping apparatus is positioned at the upper end of worktable, by mandrel, lining ring, clamping fixture seat, screening cover, the shielding inducer, latch segment is formed, clamping fixture seat is enclosed within on the mandrel, lining ring is enclosed within on the clamping fixture seat, the gear of being quenched is positioned at and is enclosed within on the mandrel on the clamping fixture seat, one end of shielding inducer is by being bolted on the lining ring, the left and right sides of pressing close to a face of the gear teeth snaps in the root of two non-complete gear teeth respectively, and keep in touch, and other position of shielding inducer is contactless with the gear of being quenched, and screening cover covers on the gear of being quenched, and an end of latch segment is by being bolted on the screening cover, the other end blocks the other end of shielding inducer, mandrel is fixed on the other end of transmission shaft, and inductor block is enclosed within outside the gear of being quenched in the form of a ring.
Above-mentioned shielding inducer is pressed close to the one side of two the non-complete gear teeth of gear of being quenched, middle indent, and it is hook-shaped that both sides are, and its side top contacts with the root retention wire of two non-complete gear teeth, and other position of shielding inducer is contactless with the gear of being quenched.
Have a plurality of holes on the above-mentioned screening cover, and one grade of hydrosphere is housed, on the shelves hydrosphere, be provided with the sparge pipe of a spray hardening liquid.
The present invention is owing to adopted said structure, particularly between two non-complete gear teeth of the gear of being quenched, snap in the shielding inducer, make the non-complete gear teeth of gear and the effect that the chute part is not subjected to alternating magnetic field, having guaranteed that the non-complete gear teeth and chute are not heated hardens, realized again the once heating of the complete gear teeth is hardened, improve production efficiency, reduced energy consumption, cost.In addition, also has advantage simple in structure, easy to operate and that scrap rate is low.
Provide embodiments of the invention and accompanying drawing below, and be described further in conjunction with the accompanying drawings:
Fig. 1 is a positive view of the present invention;
Fig. 2 is the cut-away view of clamping apparatus among the present invention;
Fig. 3 snaps in structural representation in the two non-complete gear teeth for shielding inducer among the present invention.
By shown in Figure 1, radio-frequency coil 5 connects high-frequency current generator and high frequency backflow row 6 respectively, and high frequency backflow row 6 connects inductor block 7.Radio-frequency coil 5 and high frequency backflow row 6 are separately fixed at one and have X, Y on the plummer 4 of travel mechanism 16,17, and plummer 4 is fixed on the frame 1., can make plummer 4 drive reflux row 6 of high frequencies and move to travel mechanism 16,17 by X, Y as vertical, horizontal, concentric to adjust inductor block 7 and the quilt gear of being quenched.Soak the liquid bath 10 of quenching and be located at the upper end of worktable 2, in soaking the liquid bath 10 of quenching, be provided with a spillway 18, with the liquid level of control hardening liquid.Transmission rig 3 is positioned at the lower end of worktable 2, and its worm gear 14 is fixed on the transmission shaft 11, and worm screw 13 is fixed on the output shaft of motor 12, and oil cylinder 15 is connected an end of transmission shaft 11, and the other end of transmission shaft 11 passes and soaks the liquid bath 10 of quenching and be connected on the clamping apparatus 9.During quenching, the quench gear heating of 7 pairs of quilts of inductor block, simultaneously motor 12 electric drivings worm screw 13, worm gear 14, make transmission shaft 11 drive clamping apparatuss 9 rotations, thereby the gear of being quenched rotated in inductor block 7 inner edge heating edge; When reach temperature required after, inductor block 7 and motor 12 dead electricity, oil cylinder 15 motion will be soaked rapidly in the hardening liquid in the liquid bath 10 of quenching by the gear of quenching, and be positioned at the sparge pipe 8 ejection hardening liquids on the clamping apparatus 9 simultaneously, force the gear of being quenched to cool off fast and harden.
By shown in Figure 2, clamping fixture seat 20 is enclosed within on the mandrel 19, and lining ring 21 is enclosed within outside the clamping fixture seat 20, and the gear 29 of being quenched is positioned on the clamping fixture seat 20, and is enclosed within on the mandrel 19.One end of shielding inducer 22 is fixed on the lining ring 21 by bolt 27, and screening cover 24 covers on the gear 29 of being quenched, and an end of latch segment 23 is fixed on the screening cover 24 by bolt 28, and the other end blocks the other end of shielding inducer 22.In the quenching, only screening cover 24 need be removed, the gear 29 of being quenched can be loaded and unloaded.Mandrel 19 is fixed on the transmission shaft 11.Shielding inducer 22 and latch segment 23 are made by red copper, and its quantity should be with identical by the chute number of offering on the gear 29 of quenching.Have a plurality of holes 26 on screening cover 24, and grade hydrosphere 25 is housed, the hardening liquid that sprays from sparge pipe can act on the gear 29 of being quenched by hole 26.Inductor block 7 is enclosed within outside the gear 29 of being quenched in the form of a ring.
By shown in Figure 3, the one side that shielding inducer 22 is pressed close to 29 two the non-complete gear teeth of gear of being quenched, middle indent, it is hook-shaped that both sides are, the root of its side top and two non-complete gear teeth, the initial position retention wire contact that promptly need not harden, and other position of shielding inducer 22 is contactless with the gear 29 of being quenched.
Claims (4)
1. high frequency quanching device for non complete gear tooth profile, it comprises frame (1), worktable (2), transmission rig (3), high-frequency current generator, radio-frequency coil (5), high frequency refluxes and arranges (6), inductor block (7), clamping apparatus (9), high-frequency current generator connects radio-frequency coil (5), radio-frequency coil (5) connects high frequency backflow row (6), high frequency refluxes and arranges (6) connection inductor block (7), transmission rig (3) is fixed on the lower end of worktable (2), it is characterized in that: comprise that also one has X, Y is to travel mechanism (16), (17) plummer (4), soak the liquid bath of quenching (10), radio-frequency coil (5), high frequency backflow row (6) is separately fixed on the plummer (4), soak the liquid bath of quenching (10) and be located at the upper end of worktable (2), transmission rig (3) is by motor (12), worm screw (13), worm gear (14), oil cylinder (15) and transmission shaft (11) are formed, worm gear (14) is fixed on the transmission shaft (11), worm screw (13) is fixed on the output shaft of motor (12), oil cylinder (15) is connected an end of transmission shaft (11), the other end of transmission shaft (11) penetrates and soaks in the liquid bath of quenching (10), clamping apparatus (9) is positioned at the upper end of worktable (2), by mandrel (19), lining ring (21), clamping fixture seat (20), screening cover (24), shielding inducer (22) and latch segment (23) are formed, clamping fixture seat (20) is enclosed within on the mandrel (19), lining ring (21) is enclosed within on the clamping fixture seat (20), the gear (29) of being quenched is positioned on the clamping fixture seat (20), and be enclosed within on the mandrel (19), one end of shielding inducer (22) is fixed on the lining ring (21) by bolt (27), the left and right sides of pressing close to a face of the gear teeth snaps in the root of the two non-complete gear teeth respectively, and keep in touch, other position of shielding inducer (22) is contactless with the gear (29) of being quenched, screening cover (24) covers on the gear (29) of being quenched, one end of latch segment (23) is fixed on the screening cover (24) by bolt (28), the other end blocks the other end of shielding inducer (22), inductor block (7) is enclosed within outside the gear of being quenched (29) in the form of a ring.
2. according to the described a kind of high frequency quanching device for non complete gear tooth profile of claim 1, it is characterized in that: the one side that shielding inducer (22) is pressed close to (29) two the non-complete gear teeth of gear of being quenched, middle indent, it is hook-shaped that both sides are, its side top contacts with the root retention wire of two non-complete gear teeth, and other position of shielding inducer (22) is contactless with the gear (29) of being quenched.
3. according to claim 1 or 2 described a kind of high frequency quanching device for non complete gear tooth profile, it is characterized in that: have a plurality of holes (26) on the screening cover (24), and a grade hydrosphere (25) is housed, and a sparge pipe (8) is arranged on shelves hydrosphere (25), in soaking the liquid bath of quenching (10), be provided with a spillway (18).
4. according to claim 1 or 2 described a kind of high frequency quanching device for non complete gear tooth profile, it is characterized in that: shielding inducer (22) and latch segment (23) are made by red copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99127049A CN1087782C (en) | 1999-12-30 | 1999-12-30 | High frequency quanching device for non complete gear tooth profile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99127049A CN1087782C (en) | 1999-12-30 | 1999-12-30 | High frequency quanching device for non complete gear tooth profile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1301872A CN1301872A (en) | 2001-07-04 |
| CN1087782C true CN1087782C (en) | 2002-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99127049A Expired - Fee Related CN1087782C (en) | 1999-12-30 | 1999-12-30 | High frequency quanching device for non complete gear tooth profile |
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| Country | Link |
|---|---|
| CN (1) | CN1087782C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100465301C (en) * | 2006-11-10 | 2009-03-04 | 林元秋 | Rotating unit for horizontal quenching machine tool |
| DE102007015314B4 (en) * | 2007-03-28 | 2015-04-16 | Efd Induction Gmbh | Inductor for induction hardening of metallic workpieces |
| CN101275178B (en) * | 2008-05-08 | 2010-10-06 | 南车戚墅堰机车车辆工艺研究所有限公司 | Gear quenching shielding liquid-blocking device |
| CN103740921A (en) * | 2013-12-05 | 2014-04-23 | 天水星火机床有限责任公司 | Apparatus for reducing quenching deformation of thin-walled gear |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5360963A (en) * | 1991-05-31 | 1994-11-01 | Contour Hardening, Inc. | Apparatus for and method of induction-hardening machine components |
-
1999
- 1999-12-30 CN CN99127049A patent/CN1087782C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5360963A (en) * | 1991-05-31 | 1994-11-01 | Contour Hardening, Inc. | Apparatus for and method of induction-hardening machine components |
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| Publication number | Publication date |
|---|---|
| CN1301872A (en) | 2001-07-04 |
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Granted publication date: 20020717 Termination date: 20121230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |