CN204311100U - A kind of gear heat treatment independence clamping device - Google Patents
A kind of gear heat treatment independence clamping device Download PDFInfo
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- CN204311100U CN204311100U CN201420707078.2U CN201420707078U CN204311100U CN 204311100 U CN204311100 U CN 204311100U CN 201420707078 U CN201420707078 U CN 201420707078U CN 204311100 U CN204311100 U CN 204311100U
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- Prior art keywords
- gear
- step shaft
- clamping device
- heat treatment
- independence
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 15
- 238000012856 packing Methods 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000003607 modifier Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000003993 interaction Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 5
- 238000005256 carbonitriding Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005255 carburizing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 238000007669 thermal treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of gear heat treatment independence clamping device, it is characterized in that: comprise one and be processed into the base plate (11) that stair-stepping step shaft (21) coordinates with axle bottom and the intermediate gasket (41) coordinated with step shaft (21) middle part, can fully solve Problems existing in the past, without interaction force between the gear making institute's clamping, and cogged weight is scattered on step shaft, not having stress concentration, is a kind of efficient, safe clamping device.
Description
Technical field
The utility model relates to gear heat treatment field, particularly relates to a kind of gear heat treatment clamping device.
Background technology
Gear (Gear) is the colyliform mechanical component of the engagement transmitting torque relying on tooth.Gear by with other dentation mechanical component (as another gear, tooth bar, worm screw) transmission, can realize change rotating speed and moment of torsion, change direction of motion and change the functions such as mode of motion.Because transmission efficiency is high, transmitting ratio is accurate, the advantages such as power range is large, gear mechanism is widespread use in Industrial products, its design and manufaction level directly has influence on the quality of Industrial products, in order to improve the use properties of gear, generally can heat-treat gear, such as quench, carburizing, nitriding, carbonitriding etc., such as when carrying out carburizing and quenching or carbonitriding shove charge thermal treatment to gear, need to adopt frock to put gear, at present, people are the traditional fitting devices adopted as shown in Figure 1, it comprises a base plate 1, base plate 1 is provided with a montant 2, when putting, many gears 3 are enclosed within stacked on top of one another on montant 2, when such gear 3 is heated to high temperature in stove, gear 3 due to lower floor bears the gravitative pressure of upper strata gear 3, and more gear 3 pressurized of lower floor is heavier, gear 3 is caused easily to produce distortion because of pressurized when thermal treatment, and such charging method makes, and whole weight is concentrated bears on base plate 1, its frock is through use for many years repeatedly, easily to deform because being repeatedly heated, easily security incident is there is in hoisting process.
Utility model content
The purpose of this utility model is: propose a kind of gear heat treatment independence clamping device, can fully solve the problem, without interaction force between the gear making institute's clamping, and cogged weight is scattered on step shaft, not having stress concentration, is a kind of efficient, safe clamping device.
The purpose of this utility model is realized by following technical proposals:
A kind of gear heat treatment independence clamping device, it is characterized in that: comprise one and be processed into the base plate (11) that stair-stepping step shaft (21) coordinates with axle bottom and the intermediate gasket (41) coordinated with step shaft (21) middle part, such structure makes, step shaft (21) is processed into the section face of different diameter, by the end contact of intermediate gasket with matching (41) with step shaft (21), making it have can the condition of Support Gear (31), thus the weight of the gear of clamping (31) is scattered on step shaft (21).
As further improvement of the utility model, the number of steps of described step shaft (21) is equal with gear (31) quantity of required clamping, and bottommost diameter is equal with gear diameter, and the diameter difference between ladder section (22) is not less than 30mm, and reduce successively from top to bottom, such setting is because generally carbonitriding stove is generally underground stove, itself and horizontal plane, and institute's cogged (31) quantity is deeply relevant with stove with the thickness of gear (31) itself.
As further improvement of the utility model, the diameter difference of its packing ring endoporus (44) of described intermediate gasket (41) and the ladder section (22) of the cooperation of the step shaft matched (21) is at 1-3mm, its outer ring (42) diameter 1-3mm larger than gear (31) internal orifice dimension, can ensure that intermediate gasket (41) and step shaft (21) have a both economical quality of fit like this, meet matching requirements, make again difficulty of processing unlikely excessive, and its bottom thickness is greater than 20mm, the radical length that packing ring bottom surface (43) contacts with gear (31) is not less than 100mm, can make intermediate gasket (41) that the weight of enough strength Support Gears (31) can be had like this.
As further improvement of the utility model, the gap of described base plate (11) its bore dia and the ladder section (22) of step shaft (21) is at 1-3mm, its thickness is not less than 20mm, and adopt between itself and step shaft (21) and be welded and fixed, such setting is to make the basic size of step shaft unlikely excessive, to the larger difficulty of processing shape, and without the need to dismounting bottom it, can be easy to operate so it is fixed.
As further improvement of the utility model, described, step shaft (21), base plate (11), intermediate gasket (41) all adopt 45# steel to do, and through modifier treatment, because the weight ratio of gear (31) is larger, higher to the requirement of material, such process makes it meet required intensity, and has suitable tenacity.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are: propose a kind of gear heat treatment independence clamping device, can fully solve the problem, without interaction force between the gear making institute's clamping, and cogged weight is scattered on step shaft, not having stress concentration, is a kind of efficient, safe clamping device.
Accompanying drawing explanation
Fig. 1 is the configuration diagram of traditional fitting device.
Fig. 2 the utility model structural representation.
Fig. 3 is step shaft and intermediate gasket schematic diagram.
Mark in figure: 1-base plate, 2-montant, 3-gear, 11-base plate, 21-step shaft, 22-ladder section, 31-gear, 41-intermediate gasket, 42-outer ring, 43-packing ring bottom surface, 44-packing ring endoporus.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 to Fig. 3 shows the embodiment of a kind of gear heat treatment independence of the utility model clamping device, as shown in Figure 1, a kind of gear heat treatment independence clamping device, it is characterized in that: comprise one and be processed into the base plate (11) that stair-stepping step shaft (21) coordinates with axle bottom and the intermediate gasket (41) coordinated with step shaft (21) middle part, axle is processed into stepped, can have multiple can load capacity, and the intermediate gasket coordinated with it (41) can make gear (31) and each shaft part of the step shaft (21) of different diameter be formed coordinates, thus fixed gear is determining position.As shown in Figure 3, the number of steps of described step shaft (21) is equal with gear (31) quantity of required clamping, and bottommost diameter is equal with gear diameter, the use properties of axle can be made like this to maximize, the diameter of step shaft (21) can be made to diminish because often add a shaft part, its intensity is reduced, if processed many shaft parts (22) are the wastes of machining shaft itself, be exactly weaken intensity in addition, diameter difference between ladder section (22) is not less than 30mm, and reduce successively from top to bottom, there are enough thrust surfaces like this to bear the weight of gear (31).As shown in Figure 2, the diameter difference of its packing ring endoporus (44) of described intermediate gasket (41) and the ladder section (22) of the cooperation of the step shaft matched (21) is at 1-3mm, outer ring (42) diameter 1-3mm larger than gear (31) internal orifice dimension, to be engaged in a both economical scope between them like this, and can not produce on axle and rock, thus produce collision in operation, and its bottom thickness is greater than 20mm, the radical length that packing ring bottom surface (43) contacts with gear (31) is not less than 100mm, packing ring can be made like this to have the weight that enough intensity comes Support Gear (31), and the increase of its contact area is also conducive to reducing gear (31) to the pressure of packing ring, thus a kind of protection is formed to gear (31), as shown in Figure 2, the gap 2mm of described base plate (11) its bore dia and the ladder section (22) of step shaft (21), its thickness 30mm, the weight in order to make base plate (11) have enough intensity and Support Gear of the firm end (31) like this, and adopt between itself and step shaft (21) and be welded and fixed, such setting is to make the basic size of axle excessive, if base plate is directly welded on axle, higher to the requirement of welding, if and base plate is directly processed from axle its of axle itself can be made oversize, adopt fixed sturcture, because the location of its last gear is without the need to dismounting, so it adopts fixing mode to be relatively suitable for.As described in Figure 3, step shaft (21), base plate (11), intermediate gasket (41) all adopt 45# steel to do, and through modifier treatment, because the weight ratio of gear (31) is larger, the weight of fixture is applied very large, if the material adopted does not have enough performances to be to meet its requirement, and furnace interior can be heat-treated simultaneously carry out synchronous carbonitriding, if adopt the material of such as foundry goods class that it can be made to meet the demands, thus make it to lose efficacy.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a gear heat treatment independence clamping device, is characterized in that: comprise one and be processed into the base plate (11) that stair-stepping step shaft (21) coordinates with axle bottom and the intermediate gasket (41) coordinated with step shaft (21) middle part.
2. a kind of gear heat treatment independence clamping device according to claim 1, it is characterized in that, the number of steps of described step shaft (21) is equal with gear (31) quantity of required clamping, and bottommost diameter is equal with gear diameter, and the diameter difference between ladder section (22) is not less than 30mm, and reduce successively from top to bottom.
3. a kind of gear heat treatment independence clamping device according to claim 1, it is characterized in that, the diameter difference of its packing ring endoporus (44) of described intermediate gasket (41) and the ladder section (22) of the cooperation of the step shaft matched (21) is at 1-3mm, its outer ring (42) diameter 1-3mm larger than gear (31) internal orifice dimension, and its bottom thickness is greater than 20mm, the radical length that packing ring bottom surface (43) contact with gear (31) is not less than 100mm.
4. a kind of gear heat treatment independence clamping device according to claim 1, it is characterized in that, the gap of described base plate (11) its bore dia and the ladder section (22) of step shaft (21) is at 1-3mm, and its thickness is not less than 20mm, and adopts between itself and step shaft (21) and be welded and fixed.
5. a kind of gear heat treatment independence clamping device according to claim 1, is characterized in that, described, and step shaft (21), base plate (11), intermediate gasket (41) all adopt 45# steel to do, and through modifier treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420707078.2U CN204311100U (en) | 2014-11-24 | 2014-11-24 | A kind of gear heat treatment independence clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420707078.2U CN204311100U (en) | 2014-11-24 | 2014-11-24 | A kind of gear heat treatment independence clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204311100U true CN204311100U (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420707078.2U Expired - Fee Related CN204311100U (en) | 2014-11-24 | 2014-11-24 | A kind of gear heat treatment independence clamping device |
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| Country | Link |
|---|---|
| CN (1) | CN204311100U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105936968A (en) * | 2015-12-19 | 2016-09-14 | 綦江祥和机械有限公司 | Cooling fixture for gear heat treatment |
-
2014
- 2014-11-24 CN CN201420707078.2U patent/CN204311100U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105936968A (en) * | 2015-12-19 | 2016-09-14 | 綦江祥和机械有限公司 | Cooling fixture for gear heat treatment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170901 Address after: 266000, Shandong City, Qingdao province Laixi city in the town of hope Patentee after: Qingdao Nuclear Industrial Co. Address before: Pengzhou City, Chengdu City, Sichuan province 610000 days Peng Building 1 No. 96 West Street Patentee before: CHENGDU CHUANGWEIKAI TECHNOLOGY INFORMATION CONSULTING Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 |