CN205874500U - Carburization quenching frock of bent axle - Google Patents
Carburization quenching frock of bent axle Download PDFInfo
- Publication number
- CN205874500U CN205874500U CN201620753997.2U CN201620753997U CN205874500U CN 205874500 U CN205874500 U CN 205874500U CN 201620753997 U CN201620753997 U CN 201620753997U CN 205874500 U CN205874500 U CN 205874500U
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- Prior art keywords
- bent axle
- carburizing
- flat board
- hole
- diameter
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Abstract
The utility model provides a carburization quenching frock of bent axle, includes flat board and stand, and the flat board has upper surface, lower surface and a plurality of carburization quenching unit, and the through -hole lies in the center of carburization quenching unit, and the centre of a circle and 3 macroporous centres of a circle in bent axle location of 3 bent axle location apertures interlock equipartitions on the use R of carburization quenching unit is radial same circumference, the diameter of bent axle location aperture is D1, and the macroporous diameter in bent axle location is D2, and the diameter of through -hole is D3, D1= (0.65~0.99) D3 and D2= (1.01~1.35) D3, R > 0.5 (D2 + D3), the diameter D3's of through -hole scope is 8mm to 72mm, but the aperture is fixed a position to the bent axle of different carburization quenching units, the macroporous diameter in bent axle location can the same also diverse. The utility model discloses simple structure, can make the carburization quenching distortion volume of bent axle and bent axle spline little, not only improve the kind of shove charge, improve the charge batch of bent axle moreover.
Description
Technical field
This utility model relates to a kind of frock, especially relates to the carburizing and quenching frock of a kind of bent axle.
Background technology
Along with the further transition and upgrade of Chinese Machinery Industry, industrial robot is also listed in ten big significant development directions
One of.Wherein decelerator, servo drive system, control system are the big core technology of robot three and basic components.Industrial machine
People typically uses transmission and harmonic drive with precision speed reduction device, this be due to its rigidity, the life-span, efficiency, volume, gear ratio,
The aspects such as transmission accuracy have clear superiority.In order to realize these advantages of decelerator, generally the core component of decelerator is had
Strict processing request.If bent axle is as the core transmission component of decelerator, its machining accuracy just has the highest requirement, especially
It is the spline of crankshaft end, it is desirable to after carburizing and quenching, spline is without other mechanical process, also has good precision.Cause
This, the carburizing and quenching deflection how controlling bent axle and bent axle spline becomes technological difficulties.
It addition, for the use meeting all kinds of specification robot, the model of decelerator is also numerous.So cause bent axle
Kind also have a variety of, generally, if do not taken appropriate measures, then the bent axle that can cause different model cannot
Shove charge together, thus decrease the batch of bent axle.
Summary of the invention
The purpose of this utility model is that the carburizing and quenching deflection providing a kind of simple in construction, bent axle and bent axle spline is little
And the carburizing and quenching frock of the bent axle of the batch of bent axle can be improved.
In order to achieve the above object, the technical solution of the utility model is:
The carburizing and quenching frock of a kind of bent axle, its innovative point is: include that flat board and column, described flat board have upper table
Face, lower surface and several carburizing and quenching unit, described column assembly connection is on flat board and the lower surface of flat board is stretched out in one end,
Described carburizing and quenching unit includes 3 bent axle location apertures, 3 bent axle location macropores and 1 through hole, and described through hole is positioned at carburizing
The center of quenching unit, the center of circle of 3 bent axle location apertures and the center of circle of 3 bent axle location macropores are uniform staggered with and quench in carburizing
On the same circumference with R as radius of fire unit；
A diameter of D1 of described bent axle location aperture, a diameter of D2 of bent axle location macropore, a diameter of D3 of through hole, and D1
=(0.65～0.99) × D3, D2=(1.01～1.35) × D3, R ＞ 0.5 × (D2+D3), wherein through hole (1-3-3)
Diameter D3 is in the range of 8mm to 72mm.
There is on described flat board supported hole, described column assembly connection in the supported hole of flat board, the wherein diameter of through hole
D3 ranges preferably from 11 to 49mm.
Described supported hole is 5～12 and is distributed on flat board surrounding and/or centre.
On described flat board, there is hole for hoist.
Described hole for hoist has 4 and is distributed in the both sides of flat board two-by-two.
The depth of parallelism between upper surface and the lower surface of described flat board is 0.10mm～0.25mm.
The first version of described column is that described column includes that head, convex shoulder and leg and convex shoulder are positioned at head
Between portion and leg, the head assembly connection of described column is in the supported hole of flat board, and the convex shoulder of column is resisted against flat board
Lower surface on.The diameter of the leg of described column is less than the diameter of the supported hole of flat board, and the height of the head of column is less than flat
The thickness of plate, the head of described column is identical with the diameter of leg.
The second version of described column be described column be the sleeve of hollow-core construction.
The corner of described bent axle location aperture, bent axle location macropore, through hole, hole for hoist, supported hole and flat board all has down
Angle.
Benefit of the present utility model is: (1) positions aperture and song due to the bent axle of carburizing and quenching unit of the present utility model
Macropore is positioned with bent axle between the diameter of the bent axle location aperture of the different and different carburizing and quenching unit of diameter of axle location macropore
Diameter between can identical can also be different, be therefore suitable for the bent axle of two or more different-diameter, make different shaped
Number bent axle can shove charge together, so be possible not only to improve shove charge kind, additionally it is possible to be greatly improved the batch of bent axle.Separately
Outward, can be from the light of different robot decelerator bent axles due to the diameter of different-diameter bent axle location aperture and bent axle location macropore
The diameter of bar part completes coupling, it is ensured that bent axle and the perpendicularity of flat board, therefore the carburizing and quenching of bent axle and bent axle spline becomes
Shape amount is little；(2) it is positioned at the center of carburizing and quenching unit and 3 bent axles due to the through hole of this utility model each carburizing and quenching unit
The center of circle of location aperture and the center of circle of 3 bent axles location macropores are uniform staggered with same with R as radius at carburizing and quenching unit
On circumference, and bent axle positions the diameter D1 of aperture, bent axle location the diameter D2 of macropore, the diameter D3 of through hole have following relation:
D1=(0.65～0.99) × D3, D2=(1.01～1.35) × D, R ＞ 0.5 × (D2+D3), wherein the diameter D3 of through hole
Scope is 8mm to 72mm, therefore can ensure that the unimpeded of air-flow in carburizing process, the circulation of hardening media in quenching process, from
And ensureing the quality of carburizing and quenching and the concordance of performance, the carburizing and quenching deflection making bent axle and bent axle spline is little；(3) due to
Column assembly connection of the present utility model is on flat board so that flat board is at high temperature not easy deformation, therefore can ensure that bent axle
Perpendicularity, the carburizing and quenching deflection making bent axle and bent axle spline is little；(4) stretch out flat due to one end of this utility model column
The lower surface of plate, the most in use can be by the column lower end of the lower surface stretching out flat board of the carburizing and quenching frock of a bent axle
Inserting the carburizing and quenching frock of another bent axle, the carburizing and quenching frock multiple-layer stacked of multiple bent axles is placed, therefore, it is possible to improve
The batch of bent axle, structure is the simplest.
Accompanying drawing explanation
Fig. 1 is the perspective view of the carburizing and quenching frock of bent axle of the present utility model；
Fig. 2 is the top view of the flat board in Fig. 1；
Fig. 3 is the schematic diagram of carburizing and quenching unit；
Fig. 4 is the A-A profile of Fig. 2；
Fig. 5 is the front view of the first version column；
Fig. 6 is the main sectional view of the second version column；
Fig. 7 is this utility model view when loading onto bent axle；
Fig. 8 is this utility model view when multiple-layer stacked is placed.
Detailed description of the invention
This utility model is described in further detail by the embodiment be given below in conjunction with accompanying drawing.
As shown in Fig. 1 ~ 4, the carburizing and quenching frock of a kind of bent axle, its innovative point is: include flat board 1 and column 2, described
Flat board 1 has upper surface 1-1, lower surface 1-2 and several carburizing and quenchings unit 1-3, and described column 2 assembly connection is at flat board 1
Upper and one end stretch out the lower surface 1-2, described carburizing and quenching unit 1-3 of flat board 1 include 3 bent axles location aperture 1-3-1,3
Macropore 1-3-2 and 1 through hole 1-3-3, described through hole 1-3-3 are positioned at the center of carburizing and quenching unit 1-3,3 songs in bent axle location
The center of circle of axle location aperture 1-3-1 and the center of circle of 3 bent axle location macropore 1-3-2 are uniform staggered with carburizing and quenching unit 1-3's
On same circumference with R as radius；
A diameter of D1 of described bent axle location aperture 1-3-1, a diameter of D2, through hole 1-3-3 of bent axle location macropore 1-3-2
A diameter of D3, and D1=(0.65～0.99) × D3, D2=(1.01～1.35) × D3, R ＞ 0.5 × (D2+D3), its
The diameter D3 of middle through hole 1-3-3 is in the range of 8mm to 72mm.And the bent axle location aperture 1-3-1 of difference carburizing and quenching unit 1-3
Diameter between, bent axle location macropore 1-3-2 diameter between can identical also can be different.
As shown in Fig. 1,2,4, described flat board 1 having supported hole 1-5, described column 2 assembly connection is in the support of flat board 1
In the 1-5 of hole, wherein the diameter D3 of through hole 1-3-3 range preferably from 11 to 49mm.
Described supported hole 1-5 and column 2 are 5～12 and are distributed on flat board 1 surrounding and/or centre.So arranging can
Make flat board 1 flatness at high temperature more preferable, thus ensure that the perpendicularity of bent axle, make the carburizing of bent axle and bent axle spline quench
Fire deflection is little.
As shown in Figure 1, 2, described flat board 1 has hole for hoist 1-4.Hole for hoist 1-4 can facilitate the carburizing and quenching work of bent axle
Filling dismounting and the carrying of 10, when using large flat 1, hole for hoist 1-4 is necessary.
Described hole for hoist 1-4 has 4 and is distributed in the both sides of flat board 1 two-by-two.So can make the carburizing and quenching frock of bent axle
10 is more steady when dismounting and carrying.
Such as Fig. 1, shown in 4, the depth of parallelism between the upper surface 1-1 and lower surface 1-2 of described flat board 1 be 0.10mm～
0.25mm。
As shown in Figure 1,5, the first version of described column is that described column 2 includes head 2-1, convex shoulder 2-2
With leg 2-3 and convex shoulder 2-2 are between head 2-1 and leg 2-3, the head 2-1 assembly connection of described column 2 is at flat board
In the supported hole 1-5 of 1, and the convex shoulder 2-2 of column 2 is resisted against on the lower surface 1-2 of flat board 1.So setting can facilitate multiple
Carburizing and quenching frock 10 multiple-layer stacked of bent axle is placed, and improves the batch of bent axle.
The diameter of the leg 2-3 of described column 2 diameter less than the supported hole 1-5 of flat board 1, the height of the head 2-1 of column 2
Degree is less than the thickness of flat board 1.So arranging to facilitate carburizing and quenching frock 10 multiple-layer stacked of multiple bent axle place and make multiple
Carburizing and quenching frock 10 multiple-layer stacked of bent axle is more stable when placing, and improves the batch of bent axle.
The head 2-1 of described column 2 is identical with the diameter of leg 2-3.So arranging to facilitate the carburizing of multiple bent axle to quench
Firer fills 10 multiple-layer stackeds and places, and improves the batch of bent axle.
As shown in Figure 6, the second version of described column be described column 2 be the sleeve of hollow-core construction, can coordinate
In stove, frock is used together.Now column 2 external diameter is more than the supported hole 1-5 diameter of flat board 1.So setting also can facilitate multiple song
Carburizing and quenching frock 10 multiple-layer stacked of axle is placed, and improves the batch of bent axle.
As shown in Figure 4, described bent axle location aperture 1-3-1, bent axle location macropore 1-3-2, through hole 1-3-3, hole for hoist 1-
4, the corner of supported hole 1-5 and flat board 1 all has chamfering.Chamfering is set and is conducive to improving the longevity of the carburizing and quenching frock 10 of bent axle
Life, and carburizing and quenching frock 10 dismounting and the shove charge of workpiece of bent axle can be facilitated.
As shown in Fig. 1 ~ 5, owing to the bent axle of carburizing and quenching unit 1-3 positions aperture 1-3-1 and bent axle location macropore 1-3-2
Diameter different and different carburizing and quenching unit 1-3 bent axle location aperture 1-3-1 diameter between and bent axle position macropore 1-
Between the diameter of 3-2 can identical can also be different, be therefore suitable for the bent axle of two or more different-diameter, make difference
The bent axle of model can shove charge together, so can improve the kind of shove charge, thus substantially increase the batch of bent axle.And by
Can slow down from different robots in the diameter of different-diameter bent axle location aperture 1-3-1 and the diameter of bent axle location macropore 3-2
The diameter of the polished rod part of device bent axle completes coupling, and the carburizing and quenching deflection that therefore can make bent axle and bent axle spline is little.
Owing to the through hole 1-3-3 of each carburizing and quenching unit 1-3 is positioned at the center of carburizing and quenching unit 1-3,3 bent axles
The center of circle of location aperture 1-3-1 and the center of circle of 3 bent axles location macropore 1-3-2 be uniform staggered with at carburizing and quenching unit 1-3 with R
For on the same circumference of radius, and the bent axle location diameter D1 of aperture 1-3-1, bent axle location the diameter D2 of macropore 1-3-2, through hole
The diameter D3 of 1-3-3 has following relation: D1=(0.65～0.99) × D3, D2=(1.01～1.35) × D3, R ＞ 0.5 × (
D2+D3), wherein the diameter D3 of through hole 1-3-3 is in the range of 8mm to 72mm, it is ensured that in carburizing process, air-flow is unimpeded,
The circulation of hardening media in quenching process, thereby ensure that the quality of carburizing and quenching and the concordance of performance, makes bent axle and bent axle flower
The carburizing and quenching deflection of key is little.
Insert in flat board 1 due to carburizing and quenching frock 10 bent axle in use of bent axle of the present utility model and column 2 fills
Join and be connected on flat board 1 so that flat board 1 at high temperature be not easy deformation, therefore can ensure that the perpendicularity of bent axle, make bent axle and
The carburizing and quenching deflection of bent axle spline is little.
Owing to the lower surface 1-of flat board 1 is stretched out in one end of the column 2 of the carburizing and quenching frock 10 of bent axle of the present utility model
2, column 2 lower end of the lower surface 1-2 stretching out flat board 1 of the carburizing and quenching frock 10 of a bent axle can be inserted another in use
The carburizing and quenching frock 10 of one bent axle, carburizing and quenching frock 10 multiple-layer stacked of multiple bent axles is placed, therefore, it is possible to improve
The batch of bent axle, structure is the simplest.
As shown in Figure 7,8, the carburizing and quenching frock 10 of bent axle of the present utility model in use, by pending small crankshaft
3 and the polished rod of large crankshaft 4 insert respectively the bent axle location aperture 1-3-1 and bent axle location macropore 1-3-2 of flat board 1 are carried out fixed
Position.Small crankshaft 3 contacts with the upper surface 1-1 of flat board 1 with the crank lower surface of large crankshaft 4.
As shown in Figure 8, the carburizing and quenching frock 10 of multiple bent axles can be placed with multiple-layer stacked, and the bent axle of N+1 layer
The flat board 1 of the carburizing and quenching frock 10 that the leg 2-3 of the column 2 of carburizing and quenching frock 10 is inserted in the bent axle of n-th layer props up accordingly
In support hole 1-5, the lower surface of the leg 2-3 of the column 2 of the carburizing and quenching frock 10 of the bent axle of N+1 layer and the bent axle of n-th layer
Carburizing and quenching frock 10 column 2 head 2-1 upper surface contact.This utility model is placed by multiple-layer stacked, not only may be used
To improve the kind of shove charge, and substantially increase the batch of bent axle.
Claims (10)
1. the carburizing and quenching frock of a bent axle, it is characterised in that: including flat board (1) and column (2), described flat board (1) has
Upper surface (1-1), lower surface (1-2) and several carburizing and quenching unit (1-3), described column (2) assembly connection is in flat board (1)
The lower surface (1-2) of flat board (1) is stretched out in upper and one end, and described carburizing and quenching unit (1-3) includes 3 bent axle location aperture (1-
3-1), 3 bent axles location macropore (1-3-2) and 1 through hole (1-3-3), described through hole (1-3-3) is positioned at carburizing and quenching unit
(1-3) center, the center of circle of 3 bent axles location aperture (1-3-1) and the center of circle of 3 bent axles location macropore (1-3-2) are staggered all
Cloth is on the same circumference with R as radius of carburizing and quenching unit (1-3)；
A diameter of D1 of described bent axle location aperture (1-3-1), a diameter of D2, through hole (1-3-of bent axle location macropore (1-3-2)
3) a diameter of D3, and D1=(0.65～0.99) × D3, D2=(1.01～1.35) × D3, R ＞ 0.5 × (D2+D3),
Wherein the diameter D3 of through hole (1-3-3) is in the range of 8mm to 72mm.
The carburizing and quenching frock of bent axle the most according to claim 1, it is characterised in that: described flat board has support on (1)
Hole (1-5), described column (2) assembly connection in the supported hole (1-5) of flat board (1), the wherein diameter D3 of through hole (1-3-3)
Scope is 11 to 49mm.
The carburizing and quenching frock of bent axle the most according to claim 2, it is characterised in that: described supported hole (1-5) is 5～12
Individual and be distributed on flat board (1) surrounding and/or centre.
4. according to the carburizing and quenching frock of the bent axle described in Claims 2 or 3, it is characterised in that: have on described flat board (1) and hang
Dress hole (1-4).
The carburizing and quenching frock of bent axle the most according to claim 4, it is characterised in that: described hole for hoist (1-4) have 4 and
It is distributed in the both sides of flat board (1) two-by-two.
The carburizing and quenching frock of bent axle the most according to claim 1, it is characterised in that: the upper surface (1-of described flat board (1)
1) depth of parallelism and between lower surface (1-2) is 0.10mm～0.25mm.
7. according to the carburizing and quenching frock of the bent axle described in Claims 2 or 3, it is characterised in that: described column (2) includes head
(2-1), convex shoulder (2-2) and leg (2-3) and convex shoulder (2-2) be positioned between head (2-1) and leg (2-3), described vertical
Head (2-1) assembly connection of post (2) is in the supported hole (1-5) of flat board (1), and the convex shoulder (2-2) of column (2) is resisted against
On the lower surface (1-2) of flat board (1).
The carburizing and quenching frock of bent axle the most according to claim 7, it is characterised in that: the leg (2-3) of described column (2)
Diameter less than the diameter of supported hole (1-5) of flat board (1), the height of the head (2-1) of column (2) is less than the thickness of flat board (1)
Degree.
The carburizing and quenching frock of bent axle the most according to claim 8, it is characterised in that: the head (2-1) of described column (2)
Identical with the diameter of leg (2-3).
The carburizing and quenching frock of bent axle the most according to claim 4, it is characterised in that: described bent axle location aperture (1-3-
1), the corner of bent axle location macropore (1-3-2), through hole (1-3-3), hole for hoist (1-4), supported hole (1-5) and flat board (1) is equal
There is chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753997.2U CN205874500U (en) | 2016-07-18 | 2016-07-18 | Carburization quenching frock of bent axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753997.2U CN205874500U (en) | 2016-07-18 | 2016-07-18 | Carburization quenching frock of bent axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205874500U true CN205874500U (en) | 2017-01-11 |
Family
ID=57696608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620753997.2U Withdrawn - After Issue CN205874500U (en) | 2016-07-18 | 2016-07-18 | Carburization quenching frock of bent axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205874500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106011437A (en) * | 2016-07-18 | 2016-10-12 | 中车戚墅堰机车车辆工艺研究所有限公司 | Carburization quenching tool for crankshaft |
-
2016
- 2016-07-18 CN CN201620753997.2U patent/CN205874500U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106011437A (en) * | 2016-07-18 | 2016-10-12 | 中车戚墅堰机车车辆工艺研究所有限公司 | Carburization quenching tool for crankshaft |
| CN106011437B (en) * | 2016-07-18 | 2018-02-13 | 中车戚墅堰机车车辆工艺研究所有限公司 | The carburizing and quenching frock of bent axle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170111 Effective date of abandoning: 20180213 |
|
| AV01 | Patent right actively abandoned |