CN105414421B - The processing method of screw-rolling machine eccentric bushing - Google Patents
The processing method of screw-rolling machine eccentric bushing Download PDFInfo
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- CN105414421B CN105414421B CN201610004439.0A CN201610004439A CN105414421B CN 105414421 B CN105414421 B CN 105414421B CN 201610004439 A CN201610004439 A CN 201610004439A CN 105414421 B CN105414421 B CN 105414421B
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- eccentric
- bushing
- eccentric bushing
- hole
- shift fork
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/04—Making by means of profiled-rolls or die rolls
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- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The present invention relates to a kind of processing method of screw-rolling machine eccentric bushing, the processing method of the screw-rolling machine eccentric bushing is：Pre-eccentric axis hole, the rear eccentric pivot hole of rear eccentric bushing that first pre-eccentric is covered are machined to size；The preceding retainer installation that will be equipped with close pearl is positioned at pre-eccentric axis hole, rear retainer equipped with close pearl is installed and is positioned at rear eccentric pivot hole, motive axle connection pre-eccentric set and rear eccentric bushing, the prelocalization pin-and-hole and rear eccentric bushing then processed needed for pre-eccentric set is connected with shift fork are connected required rear dowel hole with shift fork；Shift fork is fixedly connected with pre-eccentric set by prelocalization pin, and shift fork is fixedly connected with rear eccentric bushing by rear alignment pin.Reprocess the cylindrical of cylindrical, the rear eccentric bushing that pre-eccentric covers.The present invention can guarantee that the cylindrical under unified machining benchmark of cylindrical, the rear eccentric bushing that pre-eccentric axis hole, rear eccentric pivot hole, pre-eccentric cover, and meet pre-eccentric set, the unification of the offset of rear eccentric bushing.
Description
Technical field
The present invention relates to a kind of processing method of screw-rolling machine eccentric bushing.
Background technology
Screw-rolling machine eccentric bushing is component, is constituted including pre-eccentric set, rear eccentric bushing, the part of shift fork three, by alignment pin
And soket head cap screw connection, pre-eccentric set and rear eccentric bushing brearing bore and it is cylindrical there is 26mm offsets, because of gear-box knot
The limitation of structure, can only be assembled in gear-box assembling, in the prior art using parts processing, be combined in assembling,
This results in the accuracy of manufacture of part to there is greater loss during assembling, and main cause is that pre-eccentric covers and determining that rear eccentric bushing is processed
Position pin-and-hole is extremely difficult to overlap with brearing bore, cylindrical benchmark, and very harsh to the alignment requirements of processing.
The content of the invention
The technical problem to be solved in the present invention is：Overcome a kind of the deficiencies in the prior art adding there is provided screw-rolling machine eccentric bushing
Work method, machining accuracy is high.
The technical solution adopted for the present invention to solve the technical problems is：A kind of processing method of screw-rolling machine eccentric bushing, institute
Stating screw-rolling machine eccentric bushing has pre-eccentric set, rear eccentric bushing, shift fork, heart axle, and the pre-eccentric set, rear eccentric bushing are connected by shift fork
Connect, the pre-eccentric set has pre-eccentric axis hole, the cylindrical axis that axis and the pre-eccentric of the pre-eccentric axis hole cover is in bias
Shape, the rear eccentric tackling has rear eccentric pivot hole, and the axis of the rear eccentric pivot hole is with the cylindrical axis of rear eccentric bushing in bias
Shape, the heart axle is passed through to set between pre-eccentric axis hole and rear eccentric pivot hole, the inwall of the heart axle and pre-eccentric axis hole and is equipped with
Rear retainer equipped with close pearl, the heart axle are set between the preceding retainer of close pearl, the inwall of the heart axle and rear eccentric pivot hole
Fixed with pre-eccentric set by preceding packing ring and front nut, the heart axle is fixed with rear eccentric bushing by rear packing ring and back nut.Institute
Pre-eccentric set is stated with required prelocalization pin-and-hole is connected with shift fork, the shift fork is fixed with pre-eccentric set by prelocalization pin to be connected
Connect, the rear eccentric tackling, which has, is connected required rear dowel hole with shift fork, and the shift fork passes through rear alignment pin with rear eccentric bushing
It is fixedly connected.
The processing method of the screw-rolling machine eccentric bushing is：Pre-eccentric axis hole that first pre-eccentric is covered, rear eccentric bushing are retrodeviated
Arbor hole is machined to size；The preceding retainer installation that will be equipped with close pearl is positioned at pre-eccentric axis hole, the rear retainer equipped with close pearl
Installation is positioned at rear eccentric pivot hole, motive axle connection pre-eccentric set and rear eccentric bushing, then processes pre-eccentric set and is connected with shift fork
Required prelocalization pin-and-hole and rear eccentric bushing are connected required rear dowel hole with shift fork；It is preceding fixed that shift fork passes through with pre-eccentric set
Position pin is fixedly connected, and shift fork is fixedly connected with rear eccentric bushing by rear alignment pin.Reprocess cylindrical, the rear eccentric bushing of pre-eccentric set
It is cylindrical.
Further, the preceding oil groove path of the pre-eccentric set with retainer before leading to, the rear eccentric tackling has logical
The rear oil groove path of retainer backward.
The beneficial effects of the invention are as follows：The present invention can guarantee that pre-eccentric axis hole, rear eccentric pivot hole, pre-eccentric set it is cylindrical,
Eccentric bushing is cylindrical under unified machining benchmark afterwards, meets pre-eccentric set, the unification of the offset of rear eccentric bushing.And enter one
Step meet pre-eccentric set be connected with shift fork required prelocalization pin-and-hole, rear eccentric bushing be connected with shift fork required rear dowel hole,
Pre-eccentric set cylindrical, rear eccentric bushing it is cylindrical under unified machining benchmark.
Brief description of the drawings
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the screw-rolling machine eccentric bushing of the present invention；
Wherein：1st, heart axle, 2, preceding retainer, 3, rear retainer, 4, preceding packing ring, 5, rear packing ring, 6, front nut, 7, rear spiral shell
Mother, 8, pre-eccentric set, 9, shift fork, 10, rear eccentric bushing.
Embodiment
Presently in connection with accompanying drawing, the present invention is further illustrated.These accompanying drawings are simplified schematic diagram only with signal side
Formula illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
As shown in figure 1, a kind of screw-rolling machine eccentric bushing, described with pre-eccentric set 8, rear eccentric bushing 10, shift fork 9, heart axle 1
Pre-eccentric set 8, rear eccentric bushing 10 are connected by shift fork 9, and the pre-eccentric set 8 has pre-eccentric axis hole, the pre-eccentric axis hole
Axis and pre-eccentric to cover 8 cylindrical axis be in eccentric shape, the rear eccentric bushing 10 has rear eccentric pivot hole, the rear eccentric shaft
The cylindrical axis of the axis in hole and rear eccentric bushing 10 is in eccentric shape, and the heart axle 1 passes through pre-eccentric axis hole and rear eccentric pivot hole, institute
State preceding retainer 2 of the setting equipped with close pearl between the inwall of heart axle 1 and pre-eccentric axis hole, the heart axle 1 and rear eccentric pivot hole
Rear retainer 3 equipped with close pearl is set between inwall, and the heart axle 1 is fixed with pre-eccentric set 8 by preceding packing ring 4 and front nut 6,
The heart axle 1 is fixed with rear eccentric bushing 10 by rear packing ring 5 and back nut 7.
The pre-eccentric set 8 has the preceding oil groove path for leading to preceding retainer 2, and the rear eccentric bushing 10 is with guarantor after leading to
Hold the rear oil groove path of frame 3.
The pre-eccentric set 8, which has, is connected required prelocalization pin-and-hole with shift fork 9, and the shift fork 9 passes through with pre-eccentric set 8
Prelocalization pin is fixedly connected, and the rear eccentric bushing 10, which has, is connected required rear dowel hole with shift fork 9, and the shift fork 9 is with after
Eccentric bushing 0 is fixedly connected by rear alignment pin.
The processing method of the screw-rolling machine eccentric bushing is：First by after the pre-eccentric axis hole of pre-eccentric set 8, rear eccentric bushing 10
Eccentric pivot hole is machined to size；The installation of preceding retainer 2 that will be equipped with close pearl is positioned at pre-eccentric axis hole, the rear holding equipped with close pearl
Frame 3 is installed and is positioned at rear eccentric pivot hole, the connection pre-eccentric of motive axle 1 set 8 and rear eccentric bushing 10, then process pre-eccentric set 8 with
Shift fork 9 connect needed for prelocalization pin-and-hole and rear eccentric bushing 10 be connected with shift fork 9 needed for rear dowel hole；Shift fork 9 is with before
Eccentric bushing 8 is fixedly connected by prelocalization pin, and shift fork 9 is fixedly connected with rear eccentric bushing 10 by rear alignment pin.Before reprocessing partially
The heart covers the cylindrical of 8 cylindrical, rear eccentric bushing 10.
The present invention can guarantee that pre-eccentric axis hole, rear eccentric pivot hole, pre-eccentric set 8 cylindrical, rear eccentric bushing 10 it is cylindrical
Under unified machining benchmark, pre-eccentric set 8, the unification of the offset of rear eccentric bushing 10 are met.And further meet pre-eccentric
Set 8 is connected rear dowel hole, pre-eccentric set needed for required prelocalization pin-and-hole, rear eccentric bushing 10 are connected with shift fork 9 with shift fork 9
8 cylindrical, rear eccentric bushing 10 it is cylindrical under unified machining benchmark.
Using the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (2)
1. a kind of processing method of screw-rolling machine eccentric bushing, it is characterised in that：The screw-rolling machine eccentric bushing have pre-eccentric set (8),
Eccentric bushing (10), shift fork (9), heart axle (1) afterwards, the pre-eccentric set (8), rear eccentric bushing (10) are connected by shift fork (9), described
Pre-eccentric set (8) has pre-eccentric axis hole, and the axis of the pre-eccentric axis hole is with the cylindrical axis of pre-eccentric set (8) in bias
Shape, the rear eccentric bushing (10) has rear eccentric pivot hole, the axis of the rear eccentric pivot hole and the outer circular shaft of rear eccentric bushing (10)
Line is in eccentric shape, and the heart axle (1) is through pre-eccentric axis hole and rear eccentric pivot hole, and the heart axle (1) is interior with pre-eccentric axis hole
Preceding retainer (2) equipped with close pearl is set between wall, is set between the heart axle (1) and the inwall of rear eccentric pivot hole and close pearl is housed
Rear retainer (3), it is fixed with front nut (6) that the heart axle (1) and pre-eccentric set (8) pass through preceding packing ring (4), the heart axle
(1) it is fixed by rear packing ring (5) and back nut (7) with rear eccentric bushing (10)；The pre-eccentric set (8) has with shift fork (9) even
Required prelocalization pin-and-hole is connect, the rear eccentric bushing (10), which has, is connected required rear dowel hole with shift fork (9)；
The processing method of the screw-rolling machine eccentric bushing is：First by after the pre-eccentric axis hole of pre-eccentric set (8), rear eccentric bushing (10)
Eccentric pivot hole is machined to size；Preceding retainer (2) installation that will be equipped with close pearl is positioned at pre-eccentric axis hole, the rear guarantor equipped with close pearl
Hold frame (3) installation and be positioned at rear eccentric pivot hole, motive axle (1) connection pre-eccentric set (8) and rear eccentric bushing (10), before then processing
Eccentric bushing (8) be connected with shift fork (9) needed for prelocalization pin-and-hole and rear eccentric bushing (10) be connected required rear fixed with shift fork (9)
Position pin-and-hole；Shift fork (9) is fixedly connected with pre-eccentric set (8) by prelocalization pin, and it is rear fixed that shift fork (9) passes through with rear eccentric bushing (10)
Position pin is fixedly connected, reprocessing pre-eccentric set (8) cylindrical, rear eccentric bushing (10) it is cylindrical.
2. the processing method of screw-rolling machine eccentric bushing according to claim 1, it is characterised in that：Pre-eccentric set (8) tool
There is the preceding oil groove path for leading to preceding retainer (2), there is the rear eccentric bushing (10) the rear oil groove for leading to rear retainer (3) to lead to
Road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610004439.0A CN105414421B (en) | 2016-01-05 | 2016-01-05 | The processing method of screw-rolling machine eccentric bushing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610004439.0A CN105414421B (en) | 2016-01-05 | 2016-01-05 | The processing method of screw-rolling machine eccentric bushing |
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| Publication Number | Publication Date |
|---|---|
| CN105414421A CN105414421A (en) | 2016-03-23 |
| CN105414421B true CN105414421B (en) | 2017-08-25 |
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| CN201610004439.0A Active CN105414421B (en) | 2016-01-05 | 2016-01-05 | The processing method of screw-rolling machine eccentric bushing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936107A (en) * | 2019-11-06 | 2020-03-31 | 江苏赫夫特齿轮制造有限公司 | Machining process for eccentric sleeve of high-speed module finishing mill |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106040748A (en) * | 2016-07-06 | 2016-10-26 | 江苏赫夫特齿轮制造有限公司 | Distance-adjustable cold rolling speed reducer |
| CN105945072A (en) * | 2016-07-06 | 2016-09-21 | 江苏赫夫特齿轮制造有限公司 | High-speed cold rolling speed reducer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1087114A (en) * | 1964-02-03 | 1967-10-11 | Hufnagl Walter | A roller head for providing screw threads on bar- and wire-shaped material |
| GB1437645A (en) * | 1973-06-13 | 1976-06-03 | Plagemann J M | Apparatus for simultaneously rolling screwthread and gear-tooth profiles on screw thread rolling machines |
| CN85202080U (en) * | 1985-06-05 | 1986-08-13 | 刘天民 | Adjustable three rolls cold rolling will for threaded rod |
| CN203003183U (en) * | 2012-11-26 | 2013-06-19 | 福建省将乐庆航机床有限公司 | Static pressure boring head structure for special-shaped holes |
| CN203265262U (en) * | 2013-05-15 | 2013-11-06 | 南京金腾重载齿轮箱有限公司 | Deformed steel bar rolling mill gearbox set with top intersecting angle of output shafts as 45 degrees |
| CN205324586U (en) * | 2016-01-05 | 2016-06-22 | 江苏赫夫特齿轮制造有限公司 | Eccentric cover of thread rolling machine |
-
2016
- 2016-01-05 CN CN201610004439.0A patent/CN105414421B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1087114A (en) * | 1964-02-03 | 1967-10-11 | Hufnagl Walter | A roller head for providing screw threads on bar- and wire-shaped material |
| GB1437645A (en) * | 1973-06-13 | 1976-06-03 | Plagemann J M | Apparatus for simultaneously rolling screwthread and gear-tooth profiles on screw thread rolling machines |
| CN85202080U (en) * | 1985-06-05 | 1986-08-13 | 刘天民 | Adjustable three rolls cold rolling will for threaded rod |
| CN203003183U (en) * | 2012-11-26 | 2013-06-19 | 福建省将乐庆航机床有限公司 | Static pressure boring head structure for special-shaped holes |
| CN203265262U (en) * | 2013-05-15 | 2013-11-06 | 南京金腾重载齿轮箱有限公司 | Deformed steel bar rolling mill gearbox set with top intersecting angle of output shafts as 45 degrees |
| CN205324586U (en) * | 2016-01-05 | 2016-06-22 | 江苏赫夫特齿轮制造有限公司 | Eccentric cover of thread rolling machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936107A (en) * | 2019-11-06 | 2020-03-31 | 江苏赫夫特齿轮制造有限公司 | Machining process for eccentric sleeve of high-speed module finishing mill |
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| CN105414421A (en) | 2016-03-23 |
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