CN207964271U - A kind of loading test device of air supporting hydrostatic spindle - Google Patents
A kind of loading test device of air supporting hydrostatic spindle Download PDFInfo
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- CN207964271U CN207964271U CN201820407758.0U CN201820407758U CN207964271U CN 207964271 U CN207964271 U CN 207964271U CN 201820407758 U CN201820407758 U CN 201820407758U CN 207964271 U CN207964271 U CN 207964271U
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- 238000000465 moulding Methods 0.000 claims abstract description 17
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- 210000004709 eyebrow Anatomy 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
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Abstract
The utility model is related to a kind of loading test devices of air supporting hydrostatic spindle, including axially loaded pedestal, live centre component is provided with, in axially loaded base interior close pearl axial direction slide bushing assembly, test buffering adjustment component and load force component successively from front to back in axially loaded pedestal front end；Live centre component, close pearl axial direction slide bushing assembly, test buffering adjustment component support axis connection by the top load that their centers are worn；It is connected by moulding pressure spring between test buffering adjustment component and load force component；It is arranged the anti-pushing force spring in left side in load support shaft between close pearl axial direction slide bushing assembly and test buffering adjustment component；The utility model can simulate air-floating main shaft static state under static and current intelligence, to its axial sustained continuous load, and the displacement of institute's loaded load and vibration do not influence air supporting hydrostatic spindle, and added load can be tested and be recorded, to meet the research of air supporting hydrostatic spindle performance various aspects.
Description
Technical field
The utility model belongs to field of mechanical technique, and in particular to a kind of loading test device of air supporting hydrostatic spindle is fitted
Together in the axial revolution test load of accurate air supporting hydrostatic spindle.
Background technology
With the development of science and technology, it is the bearing of lubricant with its minimum friction coefficient, high revolution using gas
Precision and it is pollution-free the advantages that be more and more widely used with instrument in precision machinery.Air supporting hydrostatic spindle concentrates body
High speed, efficient and high-accuracy processing performance are showed, have been one of the main direction of development of precision machine tool main shaft.To air supporting hydrostatic spindle
Nature static and the test of bearing capacity of dynamic need one kind that can continuously load, in the case that static and dynamically can be into
Row force, the displacement and vibration of institute's loaded load do not influence air supporting hydrostatic spindle, and can axially be added in main shaft
It carries and loading force added by axial direction can be tested and be recorded.
There are some air supporting hydrostatic spindle test experiments platforms in the country, these platforms some air-floating main shaft static state can only be carried out
The displacement and vibration of load, load main shaft can be passed in dynamic by accurate load；Some are loaded using counterweight, loaded load
It is very accurate, but can not realize continuous load and counterweight load sometimes can seem very heavy and can not find suitable weight
Code；Some can realize continuous load using pneumatically loading, but due to the unstability of the compressibility of gas and supply gas pressure, meeting
Make that loaded load is unstable and consistency is bad.
Invention content
The main purpose of the utility model is to provide a kind of axial revolution load and test device, solves accurate air supporting static pressure
Main shaft under static and current intelligence can not under main shaft axial direction continuous rotary, continuous loading environment to air supporting hydrostatic spindle into
The problem of row test of bearing capacity.
The technical solution of the utility model is：
A kind of loading test device of air supporting hydrostatic spindle, including axially loaded pedestal, before the axially loaded pedestal
End be provided with live centre component, axially loaded base interior from front to back successively close pearl axial direction slide bushing assembly, test buffering
Adjust component and load force component；
The live centre component, close pearl axial direction slide bushing assembly, test buffering adjustment component are worn by their centers
Top load supports axis connection；Connected by moulding pressure spring between the test buffering adjustment component and load force component
It connects；It is arranged the anti-pushing force bullet in left side in load support shaft between close pearl axial direction slide bushing assembly and test buffering adjustment component
Spring；
The live centre component includes top, left bearing outer supporting sleeve, the back-to-back thrust bearing in left side, left bearing cover board
With left trip bolt；The top front end face for being set to left bearing outer supporting sleeve；It is set inside the left bearing outer supporting sleeve
There are limited step, the back-to-back thrust bearing in left side to be sheathed in left bearing outer supporting sleeve, front end face and left bearing external support
The limited step of set offsets；The limit shaft shoulder that the front of the top load support shaft is provided with, top load support shaft end
It is threaded through in the back-to-back thrust bearing in left side, the end of the limit shaft shoulder and the back-to-back thrust bearing in left side of top load support shaft
Face abuts against；
The close pearl axial direction slide bushing assembly includes close pearl sleeve assembly, the close pearl housing of left slide, close pearl baffle, left side branch
The anti-pushing force spring of bearing plate and left side；The close pearl housing of the left slide and left side branch bearing plate are sequentially sleeved at from front to back
Outside top load support shaft, the close pearl sleeve assembly is set between the close pearl housing of left slide and top load support shaft,
Close pearl baffle is arranged in left slide close pearl housing front end, and left side branch bearing plate end abuts the anti-pushing force spring in left side；
The test buffering adjustment component includes load cell, load intermediate support disk, flat key and blocking double nut；Institute
It states top load bearing the tip of the axis and is provided with the limit shaft shoulder, top load support shaft is fed through load intermediate support disk and passes through
Its flat key is connected with the keyway in load intermediate support disk hole, and the top load support shaft is fed through load intermediate support
Disk simultaneously stretches out its end head, the blocking double nut is arranged on top load bearing the tip of the axis head, among the load
The load cell, force-measuring sensing are set between the front end of supporting disk and the limit shaft shoulder of top load bearing shaft end
Device is threaded through in top load support shaft, and the load intermediate support disk abuts the anti-pushing force spring in left side；
Load force component include force adjustment loading axis, right end load splicing sleeve, right bearing cover board, right trip bolt,
The back-to-back thrust bearing in right side, right end load supporting disk；The right end load supporting disk is arranged in the axially loaded pedestal
In latter end, the right end load supporting disk is equipped with limited step in end, and the back-to-back thrust bearing in right side is sheathed on a left side
In bearing outer supporting sleeve, the limited step that front end face loads supporting disk with right end offsets；Right end load supporting disk front end
It is abutted with the moulding pressure spring；The right end load splicing sleeve is fixed at the axially loaded base ends, right end
Load splicing sleeve center opens up threaded hole, and the force adjustment loading axis is fed through threaded hole and loads splicing sleeve by screw thread and right end
The front end of cooperation, force adjustment loading axis is threaded through in the back-to-back thrust bearing in right side.
Further, it is provided with left side guide plate outside the load intermediate support disk, supporting disk peripheral hardware is loaded in right end
It is equipped with right side guide plate, front and back guide groove is provided in the axially loaded pedestal, left side guide plate and right side guide plate can
It is slided in guide groove before and after the axially loaded pedestal.
Further, the top load support shaft passes through the back-to-back thrust bearing in left side and stretches out end, on the top
The front end of point load support shaft offers circumference shallow slot, and left bearing check ring is equipped in circumference shallow slot.
Further, the force adjustment loading axis passes through the back-to-back thrust bearing in right side and stretches out end, adds in the force adjustment
The front end for carrying axis offers circumference shallow slot, and right bearing check ring is equipped in circumference shallow slot.
The beneficial effects of the utility model：
1. the utility model can simulate air-floating main shaft static state under static and current intelligence, its axial direction sustained continuous is added
Carry, and the displacement of institute's loaded load and vibration air supporting hydrostatic spindle is not influenced, and added load can be carried out test and
Record, to meet the research of air supporting hydrostatic spindle performance various aspects.
2. the utility model, in load splicing sleeve both forward and reverse directions rotary motion, realizes force adjustment loading axis by force adjustment loading axis
It can radially turn round and axial smooth motion and power transmission, load intermediate support disk is transmitted the force to by moulding pressure spring；
Intermediate support disk is transmitted the force to by load cell in top load support shaft, and load cell realizes the survey of external applied load power
Examination and display, moulding pressure spring realize continuous load.
3. flat key, accurate close pearl sleeve assembly and left end thrust bearing are installed on the utility model load slewing equipment,
It may be implemented to realize that the revolution to accurate main shaft loads during device force；In turning round loading procedure, support shaft is loaded
It is only moved left and right with load cell and rotary motion does not occur, biography can be realized with the fit clearance of fine-tuning sensor and support shaft
The stability and accuracy of sensor dynamometry.By the way that the arrangement achieves the accurate main shaft axially continuous loads of revolution, and can be preferable
Test plus load.
4. being applied in combination using anti-pushing force spring and moulding pressure spring in the utility model is realized exist well
Support shaft is loaded during load lotus and off-load lotus and can be moved left and right automatically reaches equilbrium position；And it can be by reasonable
The parameter of design left side anti-pushing force spring and right side moulding pressure spring, realizes preferable stroke and rational power transmission rigidity
Energy.
Description of the drawings
Fig. 1 is the overall structure diagram of utility model device；
Fig. 2 is the sectional view of Fig. 1；
Fig. 3 is the structural schematic diagram of the utility model live centre component；
Fig. 4 is the structural schematic diagram of the close pearl axial direction slide bushing assembly of the utility model；
Fig. 5 is the structural schematic diagram of the utility model test buffering adjustment component；
Fig. 6 is the structural schematic diagram of the utility model load force component；
In figure, 1- is top, 2- left bearing outer supporting sleeves, 3- left bearing check rings, back-to-back thrust bearing, 5- on the left of 4-
Left trip bolt, 6- left bearing cover boards, the top load support shafts of 7-, the close pearl baffles of 8-, the close pearl sleeve assemblies of 9-, the left sides 10- are sliding
Move close pearl housing, the axially loaded pedestals of 11-, the left sides 12- branch bearing plate, the anti-pushing force spring in the left sides 13-, the intermediate branch of 14- loads
Tray, 15- load cells, the left sides 16- guide plate, 17- moulding pressure springs, 18- flat keys, 19- blocking double nuts, 20- are right
End load supporting disk, 21- right bearing spring catch, the right sides 22- guide plate, the back-to-back thrust bearing in the right sides 23-, the right fastening spiral shells of 24-
Nail, 25- right bearing cover boards, 26- right ends load splicing sleeve, 27- force adjustment loading axis, 28- live centre components, the close pearl axial directions of 29-
Slide bushing assembly, 30- test buffering adjustment components, 31- load force components.
Specific implementation mode
The utility model is described in further detail below by specific implementation mode combination attached drawing.It is wherein different to implement
Similar component uses associated similar element numbers in mode.In the following embodiments, many datail descriptions are
In order to enable the application can be better understood.However, those skilled in the art can be without lifting an eyebrow recognize, which part
Feature is dispensed in varied situations, or can be substituted by other elements, material, method.In some cases,
Some relevant operations of the application are there is no display in the description or describe, this is the core in order to avoid the application
It is flooded by excessive description, and to those skilled in the art, these relevant operations, which are described in detail, not to be necessary,
They can completely understand relevant operation according to the general technology knowledge of description and this field in specification.
The main purpose of the utility model is to provide a kind of loading test device of air supporting hydrostatic spindle, which passes through tune
Whole force adjustment loading axis right end load splicing sleeve both forward and reverse directions rotary motion, realize right end thrust bearing can radially turn round and
Axial smooth motion and power transmission transmit the force to load intermediate support disk by moulding pressure spring；Intermediate support disk passes through survey
Force snesor transmits the force in top load support shaft, and load cell realizes the test and display of external applied load power, pressurization pressure
Power spring realizes continuous load.Flat key, accurate close pearl sleeve assembly and left end thrust axis are installed on the load slewing equipment
It holds, may be implemented to realize that the revolution to accurate main shaft loads during device force；In turning round loading procedure, load bearing
Axis and load cell, which only move left and right, does not occur rotary motion, can be realized with the fit clearance of fine-tuning sensor and support shaft
The stability and accuracy of sensor dynamometry.By the way that the arrangement achieves the accurate main shaft axially continuous loads of revolution, and can be compared with
Good test plus load.Being applied in combination using anti-pushing force spring and moulding pressure spring in the axial loading device,
It realizes to load support shaft during loading lotus and off-load lotus and can move left and right automatically well and reaches equilbrium position；And
Preferable stroke and rational biography can be realized by the parameter of anti-pushing force spring and moulding pressure spring on the left of rationally designing
Power rigidity property.In order to understand the position relationship of each component of surface the utility model, it is specified that live centre component is that this practicality is new
The front end of type device, load force component are the end of utility model device.
The utility model is described in detail below by specific embodiment：
Referring to a kind of loading test device of air supporting hydrostatic spindle of Fig. 1-Fig. 6, including axially loaded pedestal 11, in axial direction
Load pedestal 11 front end is provided with that live centre component 28, close pearl is axially sliding successively from front to back inside axially loaded pedestal 11
Cover component 29, test buffering adjustment component 30 and load force component 31；
Live centre component 28, close pearl axial direction slide bushing assembly 29, test buffering adjustment component 30 are worn by their centers
Top load support shaft 7 connection；Pass through moulding pressure spring between test buffering adjustment component 30 and load force component 31
17 connections；Left side to be arranged in 30 load support shaft 7 anti-between close pearl axial direction slide bushing assembly 29 and test buffering adjustment component
Pushing force spring 13；
Live centre component 28 includes top 1, left bearing outer supporting sleeve 2, the back-to-back thrust bearing 4 in left side, left bearing lid
Plate 6 and left trip bolt 5；Top 1 is set to the front end face of left bearing outer supporting sleeve 2；It is internally provided in left bearing outer supporting sleeve 2
Limited step, the back-to-back thrust bearing in left side 4 are sheathed in left bearing outer supporting sleeve 2, front end face and left bearing external support
The limited step of set 2 offsets；The limit shaft shoulder that is provided with of front, top 7 end of load support shaft is threaded through left side back-to-back
In thrust bearing 4, the terminal surface of the back-to-back thrust bearing in the limit shaft shoulder and the left side of top load support shaft 74 abuts against；Left axle
Hold that top 7 axial thrust of load support shaft may be implemented in the back-to-back thrust bearing of outer supporting sleeve 2 and left side 4 and radial revolution is transported
It is dynamic；Top load support shaft 7 passes through the back-to-back thrust bearing 4 in left side and stretches out end, to prevent left side thrust bearing 4 back-to-back
It is detached from the process that moves right and top load support shaft 7, circumference shallow slot is offered in the front end of top load support shaft 7,
Left bearing check ring 3 is installed in circumference shallow slot.
Additional additional load is generated during movement and power transmission in order to reduce top load support shaft 7, passes through friction
The minimum close pearl axial direction slide bushing assembly 29 of coefficient moves freely before and after realizing it, is nearly free from external applied load.Close pearl axial direction sliding sleeve
Component 29 includes close pearl sleeve assembly 9, the close pearl housing 10 of left slide, close pearl baffle 8, left side branch bearing plate 12 and left side is counter pushes away
Compression spring 13；The close pearl housing 10 of left slide and left side branch bearing plate 12 are sequentially sleeved at top load support shaft from front to back
Outside 7, close pearl sleeve assembly 9 is set between the close pearl housing 10 of left slide and top load support shaft 7, outside the close pearl of left slide
It covers 10 front ends and close pearl baffle 8 is set, branch bearing plate 12 end in left side abuts the anti-pushing force spring in left side 13；The anti-pushing force bullet in left side
The purpose that spring 13 is arranged is in order to which in the case where reducing plus load, top load support shaft 7 can realize that automatic terminad moves
It is dynamic, can by rationally designing the parameter of left side anti-pushing force spring 13 and moulding pressure spring 17, realize preferable stroke and
Rational power transmission rigidity property.
Test buffering adjustment component 30 includes load cell 15, load intermediate support disk 14, flat key 18 and locking double spiral shells
Mother 19；The end of top load support shaft 7 is provided with the limit shaft shoulder, and top load support shaft 7 is fed through load intermediate support disk
It 14 and is connected by its flat key 18 and the keyway in 14 hole of load intermediate support disk, prevents top load from propping up by flat key 18
Axis 7 is held to turn round；Top load support shaft 7 is fed through load intermediate support disk 14 and stretches out its end head, in top load
It is arranged blocking double nut 19 on the end head of support shaft 7, in the front end of load intermediate support disk 14 and 7 end of top load support shaft
Load cell 15 is set between the limit shaft shoulder at end, and load cell 15 is threaded through in top load support shaft 7, passes through dynamometry
Sensor 15 is small to showing in computer and storing by added loading force, and load intermediate support disk 14 abuts the anti-pushing force bullet in left side
Spring 13；Adjustment load cell 15 and 7 right multi-diameter shaft axis of top load support shaft may be implemented by adjusting blocking double nut 19
The fit clearance of shoulder, clearance control can make load cell 15 dynamic in top 7 micro-shifting of load support shaft in 0.3-0.5mm, real
Existing load cell 15 does not generate additional external force during the test.In the loading procedure that works, top 7 right rank of load support shaft
The terraced axis shaft shoulder is compressed tightly against the left side dynamometry face of load cell 15, and movement and power are passed to top 1.
Load force component 31 includes force adjustment loading axis 27, right end load splicing sleeve 26, right bearing cover board 25, right fastening spiral shell
Nail 24, the back-to-back thrust bearing 23 in right side, right end load supporting disk 20；Right end load supporting disk 20 is fixed by screws in axial direction
In the latter end for loading pedestal 11, right end, which loads, is equipped with limited step, 23 sets of the back-to-back thrust bearing in right side in 20 end of supporting disk
Set in left bearing outer supporting sleeve 2, the limited step that front end face loads supporting disk 20 with right end offsets；Right end load bearing
20 front end of disk is abutted with moulding pressure spring 17；Right end load splicing sleeve 26 is fixed at 11 end of axially loaded pedestal, right
End 26 center of load splicing sleeve opens up threaded hole, and force adjustment loading axis 27 is fed through threaded hole and is added with right end by thread-whirling pair
It carries splicing sleeve 26 to coordinate, the front end of force adjustment loading axis 27 is threaded through right side back-to-back in thrust bearing 23, by rotating force adjustment adds
It carries axis 27 and realizes thread-whirling campaign, the front end shaft shoulder by rotating force adjustment loading axis 27 pushes right side thrust bearing 23 back-to-back
End motion and power transmission forward；The outer ring of the back-to-back thrust bearing in right side 23 passes through left end face and is loaded in supporting disk 20 with right end
Portion's limited step limit and power transmission, right end load supporting disk 20 are leaned against right side by right trip bolt 24 with right bearing cover board 25
The fastening of 23 outer ring of thrust bearing is carried on the back, realizes that axial thrust and radial rotary motion, force adjustment loading axis 27 push away back-to-back across right side
Power bearing 23 simultaneously stretches out end, and to prevent right side, thrust bearing 23 is de- in the process that moves right and force adjustment loading axis 27 back-to-back
From offering circumference shallow slot in the front end of force adjustment loading axis 27, right bearing check ring 21 be equipped in circumference shallow slot.On the right side
End load supporting disk 20 outside be provided with right side guide plate 22, right side guide plate 22 can before and after axially loaded pedestal 11 guiding
Slot horizontally slips, and realizes left and right smooth motion and the power transmission of right end load supporting disk 20.Right end loads in supporting disk 20 and load
Between supporting disk 14 realized by the displacement of moulding pressure spring 17 and exert a force to load intermediate support disk 14.
It is provided with left side guide plate 16 outside load intermediate support disk 14, front and back lead is provided in axially loaded pedestal 11
To slot, left side guide plate 16 and right side guide plate 22 can slide in guide groove before and after axially loaded pedestal 11.
The content of the utility model is not limited to cited by embodiment, and those of ordinary skill in the art are new by reading this practicality
Type specification and to any equivalent transformation that technical solutions of the utility model are taken, be the claim institute of the utility model
Cover.
Claims (4)
1. a kind of loading test device of air supporting hydrostatic spindle, which is characterized in that including axially loaded pedestal（11）, in the axis
To load pedestal（11）Front end is provided with live centre component（28）, in axially loaded pedestal（11）It is internal close successively from front to back
Pearl axial direction slide bushing assembly（29）, test buffering adjustment component（30）With load force component（31）；
The live centre component（28）, close pearl axial direction slide bushing assembly（29）, test buffering adjustment component（30）By in them
Entreat the top load support shaft worn（7）Connection；The test buffering adjustment component（30）With load force component（31）Between
Pass through moulding pressure spring（17）Connection；In close pearl axial direction slide bushing assembly（29）Adjustment component is buffered with test（30）Between plus
Carry support shaft（7）On be arranged the anti-pushing force spring in left side（13）；
The live centre component（28）Including top（1）, left bearing outer supporting sleeve（2）, the back-to-back thrust bearing in left side（4）、
Left bearing cover board（6）With left trip bolt（5）；It is described top（1）It is set to left bearing outer supporting sleeve（2）Front end face；Institute
State left bearing outer supporting sleeve（2）It is internally provided with limited step, the back-to-back thrust bearing in left side（4）It is sheathed in left bearing external support
Set（2）It is interior, front end face and left bearing outer supporting sleeve（2）Limited step offset；The top load support shaft（7）Front
The limit shaft shoulder being provided with, top load support shaft（7）End is threaded through the back-to-back thrust bearing in left side（4）It is interior, top load
Support shaft（7）The limit shaft shoulder and the back-to-back thrust bearing in left side（4）Terminal surface abut against；
The close pearl axial direction slide bushing assembly（29）Including close pearl sleeve assembly（9）, the close pearl housing of left slide（10）, close pearl baffle
（8）, left side branch bearing plate（12）With the anti-pushing force spring in left side（13）；The close pearl housing of left slide（10）It is supported with left side
Pressing plate（12）It is sequentially sleeved at top load support shaft from front to back（7）Outside, in the close pearl housing of left slide（10）Add with top
Carry support shaft（7）Between the close pearl sleeve assembly is set（9）, the close pearl housing of left slide（10）Close pearl baffle is arranged in front end
（8）, left side branch bearing plate（12）End abuts the anti-pushing force spring in left side（13）；
The test buffering adjustment component（30）Including load cell（15）, load intermediate support disk（14）, flat key（18）With
Blocking double nut（19）；The top load support shaft（7）End be provided with the limit shaft shoulder, top load support shaft（7）It wears
If crossing load intermediate support disk（14）And pass through its flat key and load intermediate support disk（14）Keyway in hole is connected, described
Top load support shaft（7）It is fed through load intermediate support disk（14）And its end head is stretched out, in top load support shaft（7）'s
It is arranged the blocking double nut on the head of end（19）, in the load intermediate support disk（14）Front end and top load support shaft
（7）The load cell is set between the limit shaft shoulder of end（15）, load cell（15）It is threaded through top load bearing
Axis（7）On, the load intermediate support disk（14）Abut the anti-pushing force spring in the left side（13）；
The load force component（31）Including force adjustment loading axis（27）, right end load splicing sleeve（26）, right bearing cover board（25）、
Right trip bolt（24）, the back-to-back thrust bearing in right side（23）, right end load supporting disk（20）；The right end loads supporting disk
（20）It is arranged in the axially loaded pedestal（11）Latter end in, the right end loads supporting disk（20）Limiting stand is equipped in end
Rank, the back-to-back thrust bearing in right side（23）It is sheathed in left bearing outer supporting sleeve（2）It is interior, front end face and right end load branch
Tray（20）Limited step offset；The right end loads supporting disk（20）Front end and the moulding pressure spring（17）It abuts；
The right end loads splicing sleeve（26）It is fixed at the axially loaded pedestal（11）End, right end load splicing sleeve（26）In
Centre opens up threaded hole, the force adjustment loading axis（27）It is fed through threaded hole and splicing sleeve is loaded by screw thread and right end（26）Match
It closes, force adjustment loading axis（27）Front end be threaded through the back-to-back thrust bearing in right side（23）It is interior.
2. the loading test device of air supporting hydrostatic spindle according to claim 1, which is characterized in that among the load
Supporting disk（14）It is outer to be provided with left side guide plate（16）, supporting disk is loaded in right end（20）It is outer to be provided with right side guide plate（22）,
In the axially loaded pedestal（11）Inside it is provided with front and back guide groove, left side guide plate（16）With right side guide plate（22）It can be in axis
To load pedestal（11）Front and back guide groove in sliding.
3. the loading test device of air supporting hydrostatic spindle according to claim 1 or 2, which is characterized in that it is described it is top plus
Carry support shaft（7）Across the back-to-back thrust bearing in left side（4）And end is stretched out, in the top load support shaft（7）Front end
Head offers circumference shallow slot, and left bearing check ring is equipped in circumference shallow slot（3）.
4. the loading test device of air supporting hydrostatic spindle according to claim 3, which is characterized in that the force adjustment loading axis
（27）Across the back-to-back thrust bearing in right side（23）And end is stretched out, in the force adjustment loading axis（27）Front end offer circle
All shallow slots are equipped with right bearing check ring in circumference shallow slot（21）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407758.0U CN207964271U (en) | 2018-03-26 | 2018-03-26 | A kind of loading test device of air supporting hydrostatic spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407758.0U CN207964271U (en) | 2018-03-26 | 2018-03-26 | A kind of loading test device of air supporting hydrostatic spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207964271U true CN207964271U (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820407758.0U Withdrawn - After Issue CN207964271U (en) | 2018-03-26 | 2018-03-26 | A kind of loading test device of air supporting hydrostatic spindle |
Country Status (1)
| Country | Link |
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| CN (1) | CN207964271U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548661A (en) * | 2018-03-26 | 2018-09-18 | 西安工业大学 | Axial revolution measures loading device |
| CN109443725A (en) * | 2018-11-30 | 2019-03-08 | 沈阳建筑大学 | A kind of high precision electro main shaft loading mechanism based on piezoelectric ceramics |
-
2018
- 2018-03-26 CN CN201820407758.0U patent/CN207964271U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548661A (en) * | 2018-03-26 | 2018-09-18 | 西安工业大学 | Axial revolution measures loading device |
| CN108548661B (en) * | 2018-03-26 | 2024-02-13 | 西安工业大学 | Axial rotation measuring and loading device |
| CN109443725A (en) * | 2018-11-30 | 2019-03-08 | 沈阳建筑大学 | A kind of high precision electro main shaft loading mechanism based on piezoelectric ceramics |
| CN109443725B (en) * | 2018-11-30 | 2020-04-28 | 沈阳建筑大学 | High-precision electric spindle loading mechanism based on piezoelectric ceramics |
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