CN205382202U - Drive gear's carburization combination assembly structure is arranged to planet - Google Patents
Drive gear's carburization combination assembly structure is arranged to planet Download PDFInfo
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- CN205382202U CN205382202U CN201520933135.3U CN201520933135U CN205382202U CN 205382202 U CN205382202 U CN 205382202U CN 201520933135 U CN201520933135 U CN 201520933135U CN 205382202 U CN205382202 U CN 205382202U
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- travelling gear
- square position
- carburizing
- combined
- assembling structure
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Abstract
The utility model relates to a drive gear's carburization combination assembly structure is arranged to planet, including frock owner bottom plate, square position, locating support and drive gear, the square position sets up at least one, frock owner's bottom plate and each square position are by lower supreme parallel arrangement in proper order to link to each other through at least one stand, set up at least one locating support on the square position perpendicularly, at least one drive gear of parallel placement in proper order on the locating support. The beneficial effect of the utility model: through be furnished with a fixed balance ring on drive gear to drive gear is loaded to fixed position, fixed direction, fixed number mode, applys an opposite acting force through the balance ring simultaneously and restraines the drive gear deformation.
Description
Technical field
This utility model relates to technical field of metal heat treatment, and total assembling structure is combined in the carburizing particularly relating to planet row travelling gear.
Background technology
What adopt currently for the heat treatment of the travelling gear in automatic gear-box planet row product is carburizing and quenching, and equipment can be selected for case-hardening furnace or continuous carbonization production line carries out, and its charging mode can be selected for the mode that mounts or paperback mode.But for the workpiece shown in Fig. 1, the deformation after its carburizing and quenching is all very serious for a long time.It is mainly reflected in two ways to load, after heat treatment the flatness of workpiece be all overproof seriously, workpiece medial plane majority can tilt tapering to the reeded side of workpiece, and time serious, flatness can more than more than 0.50, and after passing through adjustment heat treatment parameter for case above, effect is inconspicuous.
Utility model content
For the drawbacks described above that prior art problem exists, this utility model aims to provide the carburizing of a kind of planet row travelling gear and combines total assembling structure, the technique being especially suitable for adopting continuous carbonization production line to carry out carburizing and quenching.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
Total assembling structure is combined in the carburizing of planet row travelling gear, including frock main floor, square position, locating support and travelling gear；Described square position arranges at least one, and described frock main floor and each square position are arranged in parallel successively from the bottom to top, and is connected by least one column；One square position is vertically arranged at least one locating support, can at least one travelling gear of parallel placement successively on a locating support.
Further, the column between each two square position is also socketed with sleeve.
Further, balance ring is also included.
Further, described locating support includes the big end and the small end that are arranged concentrically, and the outer profile size of described big end is more than small end；The big end of described locating support coordinates with the centre bore concentric gap of travelling gear, and small end coordinates with hole, location concentric gap.
Further, the surrounding in hole, described location is provided with reinforcement.
Further, described square position is frame body, and its side frame is formed with at least one U-bend；The bottom of described U-bend is towards the middle part of square position, and opening is towards the outside of square position.
Further, described balance ring is annular and lies against on the annular groove of travelling gear, and described balance ring contacts with travelling gear.
Further, described balance ring radially coincides in the center of circle with annular groove, and described balance ring internal-and external diameter coordinates with the big path fixed interval (FI) of annular groove.
Further, the quantity that each described square position positions hole is 4, and described locating support is 4.
Further, described balance ring is heat proof material, and its flatness ensures within 0.1.
This utility model has the beneficial effect that
1, by being furnished with a fixing balance ring on workpiece, travelling gear is loaded with fixed position, fixed-direction, fixed number mode, simultaneously because of when reasons in structure travelling gear quench structural stress and thermal stress sum travelling gear plane is tilted to annular groove direction, suppress travelling gear to deform by one opposition of balance ring applying.
2, hole, location periphery reinforcement, the density of its matts muscle is significantly greater so that it is intensity increases, and can improve the square position life-span, and total quality is without too big.
3, the design of U-bend can improve the workpiece life-span, and being heated during overall square position quenching to produce change in volume, and the stress that its entirety discharges can be stretched deformation by the receipts at U-bend place and discharge, it is to avoid square position is damaged.
Accompanying drawing explanation
Fig. 1 is the structural representation of planet row travelling gear；
Fig. 2 is the general assembly schematic diagram of the carburizing total assembling structure of combination of this utility model planet row travelling gear；
Fig. 3 is the structural representation of square position shown in Fig. 2；
Fig. 4 is the enlarged partial sectional view of P place shown in Fig. 2.
In figure:
1, frock main floor, 2, square position, 3, locating support, 4, balance ring, 5, sleeve, 6, column, 7, travelling gear, 21, hole, location, 22, reinforcement, 23, U-bend, 31, hold greatly, 32, small end, 71, annular groove, 72, centre bore.
Detailed description of the invention
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Total assembling structure is combined in the carburizing of planet row travelling gear, with reference to shown in Fig. 2, including frock main floor 1, square position 2, locating support 3 and travelling gear 7；Square position 2 arranges at least one, and frock main floor 1 and each square position 2 are arranged in parallel successively from the bottom to top, and is connected by column 6；Wherein, square position 2 is set to 4, and column is 4.
With reference to, shown in Fig. 3, each square position 2 being further opened with hole 21,4 location, the surrounding in hole 21, location is provided with reinforcement 22；Wherein, reinforcement 22 distribution in sphere of movements for the elephants shape of hole 21, location surrounding, its density is significantly greater, and its intensity is naturally also big, not only can improve the life-span of square position 2, also mitigates the quality of entirety.
Locating support 3 includes the big end 31 and the small end 32 that are arranged concentrically, and the outer profile size of big end 31 is more than small end 32；The small end 32 of locating support 3 is placed in hole 21, location, big end 31 stretches out square position 2, locating support 3 stretches out big end 31 parts of square position 2 and is placed with 2 travelling gears 7, preferably, locating support is 4, the big end 31 of locating support 3 coordinates with centre bore 72 concentric gap of travelling gear 7, and small end 32 coordinates with hole 21, location concentric gap.
Preferably, the column 6 between each two square position 2 is also socketed with sleeve 5, it is to avoid the last layer square position 2 pressing to the travelling gear 7 that next layer is placed, causes the mild wear of travelling gear 7.
Square position is frame body, and its side frame is formed with at least one U-bend；The bottom of U-bend is towards the middle part of square position, opening is towards the outside of square position 2, this design not only increases the life-span of square position 2, overall square position 2 is heated when quenching can produce change in volume, the stress that its entirety discharges can be stretched deformation by the receipts at this U-bend 23 place and discharge, damaging thus avoiding square position 2, extending the service life of square position 2.
With reference to shown in Fig. 4, it is preferred that also including balance ring 4, balance ring 4 is annular, and it lies against on the annular groove 71 of travelling gear 7, and described balance ring 4 contacts with travelling gear 7.This balance ring 4 applies downward power to travelling gear 7, because when reasons in structure travelling gear 7 quenches, structural stress and thermal stress sum make travelling gear 7 plane tilt to annular groove 71 direction, applying an opposition by balance ring 4 suppresses travelling gear 7 to deform, it is ensured that the quality of travelling gear 7.Wherein, balance ring 4 radially coincides in the center of circle with annular groove 71, and described balance ring 4 internal-and external diameter coordinates with the big path fixed interval (FI) of annular groove 71.
The carburizing adopting above-mentioned planet row travelling gear is combined total assembling structure and the planet row travelling gear 7 loaded is carried out heat-treating methods: the carburizing total assembling structure of combination installing travelling gear 7 is put into carburizing tinuous production and carries out heat treatment, specifically include following steps:
(1) small end 32 of locating support 3 is put in the hole, location 21 of square position 2, annular groove 71 opening upwards of travelling gear 7, the centre bore 72 of travelling gear 7 runs through locating support 3 and lies on square position 2, then again balance ring 4 is lain on the annular groove 71 of travelling gear 7 correspondence, making balance ring 4 directly contact and not stay gap with travelling gear 7, the big end portion of each locating support 3 is parallel placement two pieces travelling gear 7 successively；
(2) charged described carburizing in step (1) is combined total assembling structure put into the debinding furnace of carburizing tinuous production carries out preheat, defat；
(3) put into main stove and carry out carburizing；
(4) after carburizing, described travelling gear 7 is quenched；
(5) cleaning machine is utilized to be carried out；
(6) tempering in tempering furnace is put into；
(7) discharging.
Wherein, one described carburizing is combined total assembling structure in every 26 minutes and is put into described carburizing tinuous production by this utility model, preheating temperature is 360～380 DEG C, carburizing temperature is 870～880 DEG C, carbon potential is 0.95～1.0, hardening heat is 810～820 DEG C, and the cool time is 9～11 minutes, and temperature is 160～170 DEG C；Balance ring 4 directly contacts with travelling gear 7, and balance ring 4 is heat proof material, and its flatness ensures within 0.1；This utility model includes 4 square positions 2, is wherein separately installed with 8 travelling gears 7 on each square position 2.
This utility model travelling gear 7 material is SAE8620H.Adopt the metallographic result of the travelling gear 7 after the method processing: travelling gear 7 case hardness HRC58～63, effective hardness layer controls between 0.4～0.6.Martensite and paralympic 1～3.5 grade, carbide 1～4 grade, heart portion ferrite 1～4 grade.Heat treatment final drive gear 7 plane control is within 0.13, and travelling gear 7 circularity is within 0.06.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (10)
1. total assembling structure is combined in the carburizing of planet row travelling gear, it is characterised in that: include frock main floor (1), square position (2), locating support (3) and travelling gear (7)；
Described square position (2) arranges at least one, and described frock main floor (1) and each square position (2) are arranged in parallel successively from the bottom to top, and is connected by least one column (6)；
One square position (2) is vertically arranged at least one locating support (3), can at least one travelling gear of parallel placement (7) successively on a locating support (3).
2. total assembling structure is combined in the carburizing of planet row travelling gear according to claim 1, it is characterised in that: the column (6) between each two square position (2) is also socketed with sleeve (5).
3. total assembling structure is combined in the carburizing of planet row travelling gear according to claim 1, it is characterised in that: also include balance ring (4).
4. total assembling structure is combined in the carburizing of planet row travelling gear according to claim 1, it is characterised in that: one end of described locating support (3) is placed on square position (2) in the hole, location (21) having；Described locating support (3) includes big end (31) and the small end (32) that are arranged concentrically, and the outer profile size of described big end (31) is more than small end (32)；
The big end (31) of described locating support (3) coordinates with centre bore (72) concentric gap of travelling gear (7), and small end (32) coordinates with location hole (21) concentric gap.
5. total assembling structure is combined in the carburizing of planet row travelling gear according to claim 4, it is characterised in that: the surrounding in hole, described location (21) is provided with reinforcement (22).
6. total assembling structure is combined in the carburizing of planet row travelling gear according to claim 1, it is characterised in that: described square position (2) are frame body, and its side frame is formed with at least one U-bend (23)；The bottom of described U-bend (23) is towards the middle part of square position (2), and opening is towards the outside of square position (2).
7. total assembling structure is combined in the carburizing of planet row travelling gear according to claim 3, it is characterized in that: described balance ring (4) is for annular and lies against on the annular groove (71) of travelling gear (7), and described balance ring (4) contacts with travelling gear (7).
8. total assembling structure is combined in the carburizing of planet row travelling gear according to claim 3, it is characterized in that: described balance ring (4) radially coincides in the center of circle with annular groove (71), described balance ring (4) internal-and external diameter coordinates with the big path fixed interval (FI) of annular groove (71).
9. total assembling structure is combined in the carburizing of planet row travelling gear according to claim 4, it is characterised in that: hole, location (21) quantity on each described square position (2) is 4, and described locating support (3) is 4.
10. total assembling structure is combined in the carburizing of planet row travelling gear according to claim 3, it is characterised in that: described balance ring (4) is heat proof material, and its flatness ensures within 0.1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520933135.3U CN205382202U (en) | 2015-11-19 | 2015-11-19 | Drive gear's carburization combination assembly structure is arranged to planet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520933135.3U CN205382202U (en) | 2015-11-19 | 2015-11-19 | Drive gear's carburization combination assembly structure is arranged to planet |
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| Publication Number | Publication Date |
|---|---|
| CN205382202U true CN205382202U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520933135.3U Expired - Fee Related CN205382202U (en) | 2015-11-19 | 2015-11-19 | Drive gear's carburization combination assembly structure is arranged to planet |
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| CN (1) | CN205382202U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105316621A (en) * | 2015-11-19 | 2016-02-10 | 天津天海同步科技有限公司 | Carburization combined assembly structure for planet row transmission gears and heat treatment method |
| CN109371222A (en) * | 2018-11-01 | 2019-02-22 | 江山跟政科技有限公司 | Gear quenching mechanism and wheel gear quenching method |
| CN110904324A (en) * | 2019-12-20 | 2020-03-24 | 江阴全华丰精锻有限公司 | Heat treatment process for planetary gear |
-
2015
- 2015-11-19 CN CN201520933135.3U patent/CN205382202U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105316621A (en) * | 2015-11-19 | 2016-02-10 | 天津天海同步科技有限公司 | Carburization combined assembly structure for planet row transmission gears and heat treatment method |
| CN105316621B (en) * | 2015-11-19 | 2018-02-23 | 天津天海同步科技有限公司 | Total assembling structure and heat treatment method are combined in the carburizing of planet row travelling gear |
| CN109371222A (en) * | 2018-11-01 | 2019-02-22 | 江山跟政科技有限公司 | Gear quenching mechanism and wheel gear quenching method |
| CN109371222B (en) * | 2018-11-01 | 2020-05-01 | 杭州华叶齿轮有限公司 | Gear quenching mechanism and gear quenching method |
| CN110904324A (en) * | 2019-12-20 | 2020-03-24 | 江阴全华丰精锻有限公司 | Heat treatment process for planetary gear |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 |
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| CF01 | Termination of patent right due to non-payment of annual fee |