CN204630562U - A kind of pulsatile heart shaft assembly measuring bearing seat - Google Patents
A kind of pulsatile heart shaft assembly measuring bearing seat Download PDFInfo
- Publication number
- CN204630562U CN204630562U CN201520386679.2U CN201520386679U CN204630562U CN 204630562 U CN204630562 U CN 204630562U CN 201520386679 U CN201520386679 U CN 201520386679U CN 204630562 U CN204630562 U CN 204630562U
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- Prior art keywords
- shaft part
- hole
- bearing seat
- diameter
- bellmouth
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Abstract
The utility model discloses a kind of pulsatile heart shaft assembly measuring bearing seat, comprising: axle, it comprises the transition shaft part, taper shaft part, location shaft part and the locking shaft part that set gradually; The outside diameter of taper shaft part is greater than transition shaft part, and the diameter of small end is greater than location shaft part, and the cone angle of taper shaft part is greater than 20 °; The diameter of locking shaft part is less than location shaft part; The two ends of axle are provided with mounting hole; Resilient sleeve, axle is through resilient sleeve, and resilient sleeve comprises coaxial bellmouth and cylindrical hole, and the small end of bellmouth, near cylindrical hole, bellmouth is arranged with multiple tensioner breach; And set nut, it is threaded with locking shaft part; Wherein, resilient sleeve is arranged in datum hole, and transition shaft part is through the first hole.This arbor assembly is provided with the taper shaft part of large cone angle and the bellmouth of large cone angle, can lock measured axis bearing, safer, convenient during the beating of bearing seat of measuring with shoulder hole adopting common deflection instrument.
Description
Technical field
The utility model relates to engine art, particularly a kind of pulsatile heart shaft assembly measuring bearing seat.
Background technology
The beating and external cylindrical surface beating to the axis of datum hole of fit engagement flange face of the detection that internal combustion engine manufactures bottom bracket geometrical property mainly bearing seat.Such detection is generally be arranged in the endoporus of bearing seat by spindle specially, then axle and bearing seat is arranged on general deflection instrument and measures.For the bearing seat that endoporus is the single face of cylinder, adopt micro-cone real axis or the common axle that rises just can solve; But endoporus is had to the bearing seat of shoulder hole, the axle that rises can only be adopted to detect, again because the distance that moves axially of the resilient sleeve of the axle that rises is restricted, the common axle that rises adopting comparatively small-angle (being usually less than 10 °) cannot tension shaft bearing, sometimes cannot be separated with bearing seat again after tensioner, needing to beat workpiece could be separated.
The information being disclosed in this background technology part is only intended to increase the understanding to general background of the present utility model, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Utility model content
The purpose of this utility model is to provide a kind of pulsatile heart shaft assembly measuring bearing seat, thus overcomes the common axle that rises and tensioner cannot have the defect of the bearing seat of shoulder hole.
Another object of the present utility model is to provide a kind of pulsatile heart shaft assembly measuring bearing seat, thus overcomes the more difficult defect be separated with bearing seat of the common axle that rises.
For achieving the above object, the utility model provides a kind of pulsatile heart shaft assembly measuring bearing seat, bearing seat comprises coaxial datum hole and the first hole, the diameter in the first hole is less than datum hole, arbor assembly comprises: axle, and axle comprises the transition shaft part, taper shaft part, location shaft part and the locking shaft part that set gradually; The large end of taper shaft part is near transition shaft part, and the diameter of large end is greater than the diameter of transition shaft part, and the diameter of the small end of taper shaft part is greater than the diameter of location shaft part, and the cone angle of taper shaft part is greater than 20 °; Locking shaft part is provided with external thread, and the diameter of locking shaft part is less than location shaft part; The two ends of axle are respectively equipped with the top mounting hole coordinated with polarimeter; Resilient sleeve, axle is through resilient sleeve, and resilient sleeve comprises coaxial bellmouth and cylindrical hole, the small end of bellmouth is near cylindrical hole, the position of bellmouth is corresponding with taper shaft part, bellmouth is arranged with multiple tensioner breach, and the position of cylindrical hole is corresponding with location shaft part; And set nut, set nut is threaded with locking shaft part; Wherein, resilient sleeve is arranged in datum hole, and transition shaft part is through the first hole.
Preferably, in technique scheme, cone angle is 40 °.
Preferably, in technique scheme, arbor assembly also comprises spring, and the end face of the small end of taper shaft part is provided with spring locating slot; And sandwiched spring retention hole between bellmouth and cylindrical hole, the diameter in spring retention hole is greater than the diameter of the small end of bellmouth, and is greater than the diameter of cylindrical hole, and spring fitting on the shaft part of location, and is contained in spring retention hole.
Preferably, in technique scheme, location shaft part is provided with axial location cotter way, and cylindrical hole is provided with pin-and-hole, and the register pin be arranged in pin-and-hole moves in the cotter way of location.
Preferably, in technique scheme, the two ends of axle are also respectively equipped with installation shaft part, and mounting hole is arranged on the end of installing shaft part.
Preferably, in technique scheme, the symmetrical register pin installing multiple radial direction on set nut.
Preferably, in technique scheme, tensioner breach comprises straight line breach and circular bottom outlet, and straight line breach is arranged on the hole wall of bellmouth, and bottom outlet is arranged on the hole wall in spring retention hole.
Preferably, in technique scheme, the end face of cylindrical hole is provided with the positioning boss for installing pad.
Compared with prior art, the utility model has following beneficial effect:
This arbor assembly is provided with the taper shaft part of large cone angle and the bellmouth of large cone angle, and provide axial force promotion resilient sleeve to make its radial spreading by set nut, thus locking measured axis bearing, this structure is safer, convenient when the beating of bearing seat adopting common deflection instrument to measure with shoulder hole; Spring between axle and resilient sleeve makes arbor assembly more laborsaving with being separated of bearing seat.
Accompanying drawing explanation
Fig. 1 is the wiring layout according to arbor assembly of the present utility model and bearing seat.
Fig. 2 is the cut-open view of Fig. 1.
Fig. 3 is the stereographic map according to arbor assembly of the present utility model.
Fig. 4 is the front view according to arbor assembly of the present utility model.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the stereographic map according to axle of the present utility model.
Fig. 7 is the front view according to axle of the present utility model.
Fig. 8 is the left view of Fig. 7.
Fig. 9 is the stereographic map according to resilient sleeve of the present utility model.
Figure 10 is the front view according to resilient sleeve of the present utility model.
Figure 11 is the A-A figure of Figure 10.
Figure 12 is the B-B figure of Figure 10.
Main Reference Numerals illustrates:
1-axle, 11-installs shaft part, 12-transition shaft part, 13-taper shaft part, 14-locates shaft part, 15-locks shaft part, 16-installs shaft part, 17-mounting hole, 18-spring locating slot, 19-locates cotter way, 2-resilient sleeve, 21-bellmouth, 22-tensioner breach, 221-straight line breach, 222-bottom outlet, 23-pin-and-hole, 24-spring retention hole, 25-cylindrical hole, 26-positioning boss, 3-bearing seat, 31-the 3rd hole, 32-second hole, 33-first hole, 34-datum hole, 35-fit engagement flange face, 36-external cylindrical surface, 37-axis, 4-is top, 5-dial gauge, 6-set nut.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model not by the restriction of embodiment.
Clearly represent unless otherwise other, otherwise in whole instructions and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or ingredient, and do not get rid of other element or other ingredient.
As shown in Figure 2, the coaxial hole 32, datum hole 34, first hole 33, second be arranged in order, the 3rd hole 31 is comprised according to the endoporus of the bearing seat of the utility model embodiment, the largest diameter of datum hole 34, the diameter in the second hole 32 is minimum, forms first shaft shoulder between datum hole 34 and the first hole 33.The end of datum hole 34 forms external cylindrical surface 36, and the middle part of datum hole 34 is provided with step surface, forms the fit engagement flange face 35 of bearing seat 3.The axis 37 of datum hole 34 is benchmark of beating of external cylindrical surface 36.
As in Figure 3-5, arbor assembly comprises axle 1, resilient sleeve 2 and set nut 6.
As shown in figs 6-8, axle 1 comprises the coaxial installation shaft part 11 be arranged in order, transition shaft part 12, taper shaft part 13, location shaft part 14, locking shaft part 15 and installs shaft part 16, the large end of taper shaft part 13 is near transition shaft part 12, the diameter of large end is greater than the diameter of transition shaft part 12, between large end and excessive shaft part 12, form second shaft shoulder, the diameter of the small end of taper shaft part 13 is greater than the diameter of location shaft part 14.The diameter installing shaft part 11 is less than transition shaft part 12, and the diameter of location shaft part 14, locking shaft part 15 and installation shaft part 16 reduces successively.The cone angle of taper shaft part 13 is greater than 20 °.Locking shaft part 15 is provided with external thread.Location shaft part 14 is provided with the location cotter way 19 of axial kidney-shaped.The end face of the small end of taper shaft part 13 is provided with spring locating slot 18.As shown in Figure 8, the end of installing shaft part 11 and installation shaft part 16 is respectively equipped with mounting hole 17.
Preferably, the cone angle of taper shaft part 13 is 40 °.
As shown in figs9-12, resilient sleeve 2 comprises the coaxial bellmouth 21 be arranged in order, spring retention hole 24 and cylindrical hole 25.The small end of bellmouth 21 is near spring retention hole 24, and the diameter in spring retention hole 24 is greater than the diameter of the small end of bellmouth 21, and is greater than the diameter of cylindrical hole 25.The cone angle of bellmouth 21 is identical with the cone angle of taper shaft part 13.Resilient sleeve 2 is arranged with multiple tensioner breach 22, tensioner breach 22 comprises straight line breach 221 and circular bottom outlet 222, and straight line breach 221 is arranged on the hole wall of bellmouth 21, and bottom outlet 222 is arranged on the hole wall in spring retention hole 24.Cylindrical hole 25 is provided with pin-and-hole 23, is arranged on the register pin in pin-and-hole 23 mobile in the location cotter way 9 of axle 1.The end face of cylindrical hole 25 is provided with the positioning boss 26 for installing pad.
Preferably, at installation shaft part 11 and the installation shaft part 16 of axle 1, and the outer circumference surface of the cylindrical hole 25 of resilient sleeve 2 is respectively equipped with reticulate pattern, is conducive to grasping.
As shown in Figure 3, the symmetrical register pin installing multiple radial direction on set nut 6.
Under installment state, as shown in Figure 5, axle 1 is through resilient sleeve 2, the transition shaft part 12 of axle 1 is through the first hole 32, hole 33, second and the 3rd hole 31, the bellmouth 21 of resilient sleeve 2 is fitted with the taper shaft part 13 of axle 1 at least in part, one end of spring 3 is contained in spring locating slot 18, and the other end is resisted against on the end face in spring retention hole 24.The end of register pin 4 is positioned at the location cotter way 19 of axle 1.Meanwhile, resilient sleeve 2 remains in axle 1 by pad and set nut 6.
When utilizing arbor assembly to measure bearing seat, comprise the steps:
1) arbor assembly and measured axis bearing are placed on platform, and with the clean each working surface of cotton wiped clean and each bore area.
2) set nut 6 is threaded to one end of the taper shaft part 13 away from axle 1, now the outer surface diameter of bellmouth 21 minimum (being less than the diameter of the datum hole 34 of bearing seat 3).
3) by the endoporus of arbor assembly through bearing seat 3, first shaft shoulder of second shaft shoulder close to bearing seat 3 of axle 1 is made.Then, rotate set nut 6 by hand, under the promotion of set nut 6, the small end of the bellmouth 21 of resilient sleeve 2 is gradually near taper shaft part 13, bellmouth 21 swell gradually, tensioner datum hole 34 gradually, register pin 4 moves to taper shaft part in the cotter way 19 of location simultaneously, finally makes the complete tension shaft bearing 3 of arbor assembly.Meanwhile, spring 4 is compressed gradually.
4) arbor assembly is placed in together with bearing seat on general deflection instrument, make two of deflection instrument to be toply connected in the mounting hole 17 of axle 1, then adopt dial gauge to measure beating of the axis 37 of beating of the fit engagement flange face 35 of bearing seat 3 and external cylindrical surface 36 pairs of datum holes 34 according to a conventional method.
5) measurement unscrews set nut after terminating, and utilizes the elastic force of spring to be taken out from inner hole of bearing seat by arbor assembly.
6) by the clean each working surface of cotton wiped clean of arbor assembly, oil and deposit and preserve.
This arbor assembly is provided with the taper shaft part of large cone angle and the bellmouth of large cone angle, and provide axial force promotion resilient sleeve to make its radial spreading by set nut, thus locking measured axis bearing, this structure is safer, convenient when the beating of bearing seat adopting common deflection instrument to measure with shoulder hole; Spring between axle and resilient sleeve makes arbor assembly more laborsaving with being separated of bearing seat.
The aforementioned description to concrete exemplary of the present utility model is to illustrate and the object of illustration.These descriptions not want the utility model to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present utility model and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present utility model and various different selection and change.Scope of the present utility model is intended to limited by claims and equivalents thereof.
Claims (8)
1. measure a pulsatile heart shaft assembly for bearing seat, bearing seat comprises coaxial datum hole and the first hole, and the diameter in described first hole is less than described datum hole, it is characterized in that, described arbor assembly comprises:
Axle, described axle comprises the transition shaft part, taper shaft part, location shaft part and the locking shaft part that set gradually; The large end of described taper shaft part is near described transition shaft part, and the diameter of described large end is greater than the diameter of described transition shaft part, and the diameter of the small end of described taper shaft part is greater than the diameter of described location shaft part, and the cone angle of described taper shaft part is greater than 20 °; Described locking shaft part is provided with external thread, and the diameter of described locking shaft part is less than described location shaft part; The two ends of described axle are respectively equipped with the top mounting hole coordinated with polarimeter;
Resilient sleeve, described axle is through described resilient sleeve, and described resilient sleeve comprises coaxial bellmouth and cylindrical hole, and the small end of described bellmouth is near described cylindrical hole, described bellmouth is arranged with multiple tensioner breach, the position of described cylindrical hole is corresponding with described location shaft part; And
Set nut, described set nut is threaded with described locking shaft part;
Wherein, described resilient sleeve is arranged in described datum hole, and described transition shaft part is through described first hole.
2. the pulsatile heart shaft assembly of measurement bearing seat according to claim 1, is characterized in that, described cone angle is 40 °.
3. the pulsatile heart shaft assembly of measurement bearing seat according to claim 1, is characterized in that, described arbor assembly also comprises spring, and the end face of the small end of described taper shaft part is provided with spring locating slot; And sandwiched spring retention hole between described bellmouth and described cylindrical hole, the diameter in described spring retention hole is greater than the diameter of the small end of described bellmouth, and being greater than the diameter of described cylindrical hole, described spring fitting on the shaft part of described location, and is contained in described spring retention hole.
4. the pulsatile heart shaft assembly of measurement bearing seat according to claim 3, is characterized in that, described location shaft part is provided with axial location cotter way, and described cylindrical hole is provided with pin-and-hole, and the register pin be arranged in described pin-and-hole moves in the cotter way of described location.
5. the pulsatile heart shaft assembly of measurement bearing seat according to claim 4, is characterized in that, the two ends of described axle are also respectively equipped with installation shaft part, and described mounting hole is arranged on the end of described installation shaft part.
6. the pulsatile heart shaft assembly of measurement bearing seat according to claim 1, is characterized in that, the symmetrical register pin installing multiple radial direction on described set nut.
7. the pulsatile heart shaft assembly of measurement bearing seat according to claim 3, it is characterized in that, described tensioner breach comprises straight line breach and circular bottom outlet, and described straight line breach is arranged on the hole wall of described bellmouth, and described bottom outlet is arranged on the hole wall in described spring retention hole.
8. the pulsatile heart shaft assembly of measurement bearing seat according to claim 1, is characterized in that, the end face of described cylindrical hole is provided with the positioning boss for installing pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386679.2U CN204630562U (en) | 2015-06-08 | 2015-06-08 | A kind of pulsatile heart shaft assembly measuring bearing seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386679.2U CN204630562U (en) | 2015-06-08 | 2015-06-08 | A kind of pulsatile heart shaft assembly measuring bearing seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204630562U true CN204630562U (en) | 2015-09-09 |
Family
ID=54049579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520386679.2U Expired - Fee Related CN204630562U (en) | 2015-06-08 | 2015-06-08 | A kind of pulsatile heart shaft assembly measuring bearing seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204630562U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913749A (en) * | 2015-06-08 | 2015-09-16 | 广西玉柴机器股份有限公司 | Spindle assembly for measuring run-out of bearing pedestal |
| CN106813556A (en) * | 2015-11-27 | 2017-06-09 | 上海船厂船舶有限公司 | Adjusting means, the measurement apparatus containing it, measuring method |
| RU205596U1 (en) * | 2020-12-14 | 2021-07-22 | Федеральное государственное бюджетное образовательное учреждение высшего образования Иркутский государственный университет путей сообщения (ФГБОУ ВО ИрГУПС) | SPINDLE-TOOL BASE BASED ON TAPERED PROFILE JOINT |
-
2015
- 2015-06-08 CN CN201520386679.2U patent/CN204630562U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913749A (en) * | 2015-06-08 | 2015-09-16 | 广西玉柴机器股份有限公司 | Spindle assembly for measuring run-out of bearing pedestal |
| CN106813556A (en) * | 2015-11-27 | 2017-06-09 | 上海船厂船舶有限公司 | Adjusting means, the measurement apparatus containing it, measuring method |
| CN106813556B (en) * | 2015-11-27 | 2023-07-25 | 上海外高桥造船海洋工程项目管理有限公司 | Adjusting device, measuring device comprising adjusting device and measuring method |
| RU205596U1 (en) * | 2020-12-14 | 2021-07-22 | Федеральное государственное бюджетное образовательное учреждение высшего образования Иркутский государственный университет путей сообщения (ФГБОУ ВО ИрГУПС) | SPINDLE-TOOL BASE BASED ON TAPERED PROFILE JOINT |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150909 Termination date: 20200608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |