CN201459190U - Quenching device of large-scale front shaft and crank shaft for large-scale and heavy-duty mechanical device - Google Patents
Quenching device of large-scale front shaft and crank shaft for large-scale and heavy-duty mechanical device Download PDFInfo
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- CN201459190U CN201459190U CN2009200986570U CN200920098657U CN201459190U CN 201459190 U CN201459190 U CN 201459190U CN 2009200986570 U CN2009200986570 U CN 2009200986570U CN 200920098657 U CN200920098657 U CN 200920098657U CN 201459190 U CN201459190 U CN 201459190U
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- slagging
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- inside groove
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Abstract
The utility model discloses a quenching device of a large-scale front shaft and a crank shaft for a large-scale and heavy-duty mechanical device, which comprises an outer groove and an inner groove, wherein medium flows in a gap between the inner groove and the outer groove, an inner circulating medium inlet, a cooling circulating nozzle inlet and a deslagging cycle medium inlet are arranged in the inner groove, an inner circulating medium inlet and a cooling circulating medium outlet are arranged on the outer groove, the bottom of the outer groove is provided with a deslagging cycle medium outlet, and a quenching medium inner circulating system, a quenching medium cooling circulating system and a deslagging system are respectively connected between the outer groove and the inner groove. The quenching device has the advantages that the three circulating systems guarantee uniform and consistent temperature of quenching medium in a quenching groove, prevents work pieces from deforming and cracking after quenching, can guarantee the quenching quality of large-scale front shafts and crank shafts, the quenching process is stable to run and has excellent effect. The quenching device is completely monitored without manual operation, the automatic degree is high. An automatic deslagging system can remove tiny oxide scale particles.
Description
Technical field
The utility model relates to Equipment for Heating Processing, particularly be a kind of quenching apparatus that is used for large-scale, the large-scale front axle of heavy duty equipment, bent axle.
Background technology
For improving the mechanical property of metallic substance, steel part nearly all passes through quench treatment in the important mechanical component, and quenching technology is widely used in the modern mechanical process industry.Just must be as automobile, the large-scale front axle of used with tractor, bent axle through quench treatment, to improve its physical strength.Because automobile, the large-scale front axle of used with tractor, the size of bent axle own are bigger, preceding shaft length can reach 2000mm, and the bent axle size can reach 1183mm.In the prior art, the domestic quenching apparatus recycle system to above-mentioned large-scale front axle, bent axle is simple, make the interior quench media temperature of quenching tank can not reach uniformity, workpiece quenches, and the back is easy to be occurred being out of shape and cracking, can not guarantee the quenching quality of large-scale front axle, bent axle.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned technology, and a kind of quenching apparatus that major axis such as large-scale, heavy duty equipment front axle, bent axle quench that is used to handle is provided.
The technical scheme that solves the problems of the technologies described above is: a kind of quenching apparatus that is used for large-scale, the large-scale front axle of heavy duty equipment, bent axle, and described quenching apparatus comprises: water jacket; Be contained in the inside groove in the water jacket; In the gap of medium flowing between inside groove and water jacket and inside groove, below inside groove medium liquid level, be provided with the import of internal recycle medium, refrigeration cycle nozzle inlet and the import of slagging-off circulatory mediator; Be provided with the outlet of internal recycle media outlet and cooled circulated medium in the water jacket middle and upper part, be provided with the outlet of slagging-off circulatory mediator in outer slot bottom; On the above-mentioned outlet on the water jacket and inside groove, be connected with quenchant internal circulation system, quenchant cooling recirculation system respectively and remove slag system between the corresponding above-mentioned import.
The beneficial effects of the utility model are:
1) medium in the utility model quenching tank is controlled by three recycle systems of quenching apparatus, guarantees quench media temperature uniformity in the quenching tank, avoids workpiece quenching back distortion and cracking to occur, can guarantee the quenching quality of large-scale front axle, bent axle; Quenching process is stable, and is respond well.
2) the utility model quenching process complete monitoring need not manual operation, the level of automation height.
3) the utility model automatic sludge discharge system can be with ultra-fine little oxide skin particle, as the oxide skin particulate removal of 〉=45 μ m.
Description of drawings
Fig. 1 be the utility model water jacket with inside groove between be connected each recycle system synoptic diagram of quenchant.
" main sequence number explanation in the accompanying drawing "
1: water jacket; 2: inside groove; 3: inside groove supports; 4: reservoir; 5: quenchant; 6a: the 1st strainer; 6b: the 2nd strainer; 6c: the 3rd strainer; 7: interchanger; 8a: coolant circulation pump, 8b: slagging-off recycle pump; 8c: internal circulation pump; 9: the cooled circulated medium outlet; 10: the internal recycle media outlet; 11: the outlet of slagging-off circulatory mediator; 12: the refrigeration cycle nozzle inlet; 13: the import of slagging-off circulatory mediator; 14: the import of internal recycle medium; 15: slagging-off pipeline exhaust-valve; 16: the reservoir branch line; 17: the refrigeration cycle pipeline; 18: the slagging-off circulation line; 19: inner loop pipeline.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is further specified.
Fig. 1 be the utility model water jacket with inside groove between be connected each recycle system synoptic diagram of quenchant.
As shown in Figure 1, the utility model provides a kind of quenching apparatus that is used for large-scale, the large-scale front axle of heavy duty equipment, bent axle, and described quenching apparatus comprises: water jacket 1; Be contained in the inside groove 2 in the water jacket 1; Quenchant 5 is flowing in the gap between inside groove 2 and water jacket 1 and the inside groove 2.Inside groove 2 is supported 3 by inside groove and is supported in the water jacket 1.
Below described inside groove 2 medium liquid levels, be provided with internal recycle medium import 14, refrigeration cycle nozzle inlet 12 and slagging-off circulatory mediator import 13.
Be provided with internal recycle media outlet 10 and cooled circulated medium outlet 9 in described water jacket 1 middle and upper part, be provided with slagging-off circulatory mediator outlet 11 in water jacket 1 bottom; Corresponding internal recycle medium import 14, refrigeration cycle nozzle inlet 12 and removing the gred is connected with quenchant internal circulation system, quenchant cooling recirculation system respectively and except that slag system between the circulatory mediator import 13 on the internal recycle media outlet 10 on the water jacket 1, cooled circulated medium outlet 9 and the outlet 11 of slagging-off circulatory mediator and inside groove 2.
Described quenchant internal circulation system comprises: internal circulation pump 8c, inner loop pipeline 19; Between internal recycle media outlet 10 on the water jacket 1 and the internal recycle medium import 14 on the inside groove 2, connect internal circulation pump 8c with inner loop pipeline 19; Described internal recycle medium import 14 is positioned at below the inside groove 2 medium liquid levels, guarantees not produce to splash medium.
Described quenchant cooling recirculation system comprises: the 1st strainer 6a, the 2nd strainer 6b, interchanger 7, the coolant circulation pump 8a that connect successively with refrigeration cycle pipeline 17 between the refrigeration cycle nozzle inlet 12 of the cooled circulated medium on the water jacket 1 outlet 9 to the inside groove 2; Uniform a plurality of refrigeration cycle nozzle inlets 12 on described inside groove 2, refrigeration cycle nozzle inlet 12 is connected with refrigeration cycle pipeline 17 respectively; Refrigeration cycle nozzle inlet 12 is positioned at below the medium liquid level, guarantees not produce to splash medium.
The described slag system that removes comprises: be arranged on the slagging-off circulatory mediator outlet 11 of water jacket 1 bottom, connect the 3rd strainer 6c successively and the recycle pump 8b that removes the gred with slagging-off circulation line 18 between the slagging-off circulatory mediator import 13 of slagging-off circulatory mediator outlet 11 to the inside groove 2; Between slagging-off recycle pump 8b connection slagging-off circulatory mediator import 13, be provided with slagging-off pipeline exhaust-valve 15 and the reservoir branch line 16 that is connected reservoir 4; Uniform a plurality of slagging-off circulatory mediator import 13 on the described inside groove 2, slagging-off circulatory mediator import 13 is connected with slagging-off circulation line 18 respectively; Slagging-off circulatory mediator import 13 is positioned at below the medium liquid level, guarantees not produce to splash medium.
Also include reservoir 4, described reservoir 4 is positioned at water jacket 1 outside, and reservoir 4 is connected with slagging-off circulation line 18 through reservoir branch line 16.
Below recycle system working process is described:
1. described quenchant internal circulation system is will inject in the inside groove with certain flow from the effusive medium of water jacket by internal circulation pump 8c, makes the quenchant in the inside groove form from top to bottom evenly mobile flow field, and the medium in the inside groove is fully stirred.
2. described quenchant cooling recirculation system, be in water jacket effusive medium at first by the interchanger 7 of flowing through after the 1st strainer 6a, the 2nd strainer 6b, quenchant 5 obtains cooling, by coolant circulation pump 8a cooled quenchant 5 is ejected in the quenching tank by refrigeration cycle nozzle inlet 12, its objective is the violent disturbance quenchant 5 of the jet that makes injection, make quenchant 5 temperature uniformities. cooling system and quenchant internal circulation system make the quenchant 5 in the inside groove form the flow field of homogeneous perturbation from top to bottom jointly
3. the described slag system that removes has oxide skin particulate quenchant 5 and flows out from outer slot bottom, and the 3rd strainer 6c filter cleaner of flowing through injects inside groove by slagging-off recycle pump 8b afterwards.Slagging-off pipeline exhaust-valve 15 is set in this circulation, when repairing quenching apparatus or its and break down, opens slagging-off pipeline exhaust-valve 15, but fast evacuation quenchant 5.
Claims (5)
1. a quenching apparatus that is used for large-scale, the large-scale front axle of heavy duty equipment, bent axle is characterized in that described quenching apparatus comprises: water jacket (1); Be contained in the inside groove (2) in the water jacket (1); Medium (5) is flowing in the gap between inside groove (2) and water jacket (1) and the inside groove (2), it is characterized in that, below inside groove (2) medium liquid level, be provided with internal recycle medium import (14), refrigeration cycle nozzle inlet (12) and slagging-off circulatory mediator import (13); Be provided with internal recycle media outlet (10) and cooled circulated medium outlet (9) in water jacket (1) middle and upper part, be provided with slagging-off circulatory mediator outlet (11) in water jacket (1) bottom; Between above-mentioned outlet on the water jacket (1) and the last corresponding above-mentioned import of inside groove (2), be connected with quenchant internal circulation system, quenchant cooling recirculation system respectively and remove slag system.
2. be used for the quenching apparatus of large-scale, the large-scale front axle of heavy duty equipment, bent axle according to a kind of described in the claim 1, it is characterized in that described quenchant internal circulation system comprises: internal circulation pump (8c), inner loop pipeline (19); Between internal recycle media outlet (10) on the water jacket (1) and the internal recycle medium import (14) on the inside groove (2), connect internal circulation pump (8c) with inner loop pipeline (19); Described internal recycle medium import (14) is positioned at below inside groove (2) the medium liquid level, guarantees not produce to splash medium.
3. the quenching apparatus that is used for large-scale, the large-scale front axle of heavy duty equipment, bent axle according to a kind of described in the claim 1, it is characterized in that described quenchant cooling recirculation system comprises: the 1st strainer (6a), the 2nd strainer (6b), interchanger (7), the coolant circulation pump (8a) that between the refrigeration cycle nozzle inlet (12) of the cooled circulated medium on the water jacket (1) outlet (9) to the inside groove (2), connect successively with refrigeration cycle pipeline (17); Go up uniform a plurality of refrigeration cycle nozzle inlets (12) at described inside groove (2), refrigeration cycle nozzle inlet (12) is connected with refrigeration cycle pipeline (17) respectively; Refrigeration cycle nozzle inlet (12) is positioned at below the medium liquid level, guarantees not produce to splash medium.
4. the quenching apparatus that is used for large-scale, the large-scale front axle of heavy duty equipment, bent axle according to a kind of described in the claim 1, it is characterized in that, the described slag system that removes comprises: be arranged on the slagging-off circulatory mediator outlet (11) of water jacket (1) bottom, connect the 3rd strainer (6c) successively and the recycle pump (8b) that removes the gred with slagging-off circulation line (18) between the slagging-off circulatory mediator import (13) of slagging-off circulatory mediator outlet (11) to the inside groove (2); Between slagging-off recycle pump (8b) connection slagging-off circulatory mediator import (13), be provided with slagging-off pipeline exhaust-valve (15) and the reservoir branch line (16) that is connected reservoir (4); Described inside groove (2) is gone up uniform a plurality of slagging-off circulatory mediator import (13), and slagging-off circulatory mediator import (13) is connected with slagging-off circulation line (18) respectively; Slagging-off circulatory mediator import (13) is positioned at below the medium liquid level, guarantees not produce to splash medium.
5. the quenching apparatus that is used for large-scale, the large-scale front axle of heavy duty equipment, bent axle according to a kind of described in the claim 1, it is characterized in that, also include reservoir (4), described reservoir (4) is positioned at water jacket (1) outside, and reservoir (4) is connected with slagging-off circulation line (18) through reservoir branch line (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200986570U CN201459190U (en) | 2009-09-07 | 2009-09-07 | Quenching device of large-scale front shaft and crank shaft for large-scale and heavy-duty mechanical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200986570U CN201459190U (en) | 2009-09-07 | 2009-09-07 | Quenching device of large-scale front shaft and crank shaft for large-scale and heavy-duty mechanical device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201459190U true CN201459190U (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200986570U Expired - Lifetime CN201459190U (en) | 2009-09-07 | 2009-09-07 | Quenching device of large-scale front shaft and crank shaft for large-scale and heavy-duty mechanical device |
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| Country | Link |
|---|---|
| CN (1) | CN201459190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105154632A (en) * | 2015-10-10 | 2015-12-16 | 武汉理工大学 | Layered quenching process method for variable cross-section long rod component |
-
2009
- 2009-09-07 CN CN2009200986570U patent/CN201459190U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105154632A (en) * | 2015-10-10 | 2015-12-16 | 武汉理工大学 | Layered quenching process method for variable cross-section long rod component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 300192 Tianjin Binhai New Area high tech Zone Huayuan Industrial Zone 2, No. 644, B tower, Hai Tai torch Pioneer Park. Patentee after: Technical (Tianjin) Co., Ltd. Address before: 300192 seat two, seat B, No. 8, Nankai District scientific East Road, Tianjin Patentee before: Loi Thermal Engineering (Tianjin) Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100512 |