CN106239264B - For the centring means and axle centring machine for detecting and preventing axle from beating - Google Patents
For the centring means and axle centring machine for detecting and preventing axle from beating Download PDFInfo
- Publication number
- CN106239264B CN106239264B CN201610839524.9A CN201610839524A CN106239264B CN 106239264 B CN106239264 B CN 106239264B CN 201610839524 A CN201610839524 A CN 201610839524A CN 106239264 B CN106239264 B CN 106239264B
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- axle
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- dynamometry
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- bearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q2017/001—Measurement or correction of run-out or eccentricity
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides for detecting and preventing the centring means of output shaft bounce and a kind of axle centring machine for being used to detect axle, aim to solve the problem that shaft-like workpiece is easily beated in process in the prior art, the problem of influenceing machining accuracy and processing efficiency, centring means include positioned parallel bar, positioning screw, pedestal, mobile device, annular centering frame, bearing and dynamometry bolt.For detecting the axle centring machine of axle except including above-mentioned centring means, in addition to frame, left frame, right shelf and top-pushing mechanism.Centring means can detect whether axle beats in axle high-speed rotation, and the side face circularity and concentricity of the axle can be progressively detected along shaft length direction, the bounce of major axis can also be kept within bounds in use, make up shaft strength deficiency and partially song, ensure that axle can keep concentricity in long-term use, control to axle is realized by the pretightning force for adjusting dynamometry bolt, prevents axle from being beated in process because axial stress suffered by axle is excessive.
Description
Technical field
The present invention relates to mechanical manufacturing field, and in particular to centring means and axle for detecting and preventing axle bounce are determined
Scheming.
Background technology
Machine-building process, which refers to, is engaged in various dynamic power machines, handling machinery, chemical machinery, textile machine, lathe, work
The process of the manufacturings such as tool, instrument, instrument and other plant equipment.Machinery manufacturing industry is a most basic industry of country,
Also a manufacturing integral level of country is determined, its development level directly influences the horizontal raising of national economy.
In current machine-building process, especially in the process of axle, frequently encountering chucking position not
Cause unbalance stress on workpiece spindle in place or because lacking dynamometric device, cause axle to produce what is acutely beated in process
Phenomenon, such a situation easily make axle fracture, on the one hand influence the progress manufactured；On the other hand, it is serious to say, it can also endanger existing
The life of field operating personnel, great potential safety hazard is brought to corporate social.
The content of the invention
The goal of the invention of the present invention is to provide the centring means for detecting and preventing axle from beating, it is this be used to detect and
Prevent centring means that axle is beated bolt pretightening can effectively be measured by dynamometry bolt measure circumference suffered on axle should
Power, influence of the circumferential stress to axle in process in control shaft, prevents the bounce of axle.
Interrelated with above-mentioned technology, second goal of the invention of the invention is that providing one kind uses above-mentioned centring means
Be used for detect the axle centring machine that whether axle partially bent, whether shaft concentricity qualified.
In order to realize foregoing invention purpose, the present invention uses following technical scheme：
For the centring means for detecting and preventing axle from beating, including：At least two positioned parallel bars, a positioning screw,
Pedestal, the mobile device on screw rod, annular centering frame, inner ring are more than the bearing of axle external diameter and multiple dynamometry bolts；
The positioning screw is mutually parallel two-by-two with parallel locating rod；Pedestal edge is socketed in two parallel locating rods
Above and slidably；Mobile device is fixedly connected on another edge of the pedestal, and mobile device is sleeved on a positioning screw；
At least two positioned parallel bars and a positioning screw be not complete at grade, sets up pedestal with this and limits pedestal and is positioning
Pole length side's upward sliding；
The pedestal is cube hollow structure, and one end of pedestal is provided with the first through hole passed through for axle, and the other end is provided with and supplied
Second through hole of bearing installation, two through hole position is relatively concentric, and the internal diameter of the bearing inner race is more than the external diameter of the axle；
The annular centering frame is arranged between the first through hole and bearing of described pedestal one end；First through hole hole is set along place
There are the multiple tapped through holes axially in parallel with the first through hole, multiple dynamometry bolts are arranged on the tapped through hole, multiple
The end of thread of dynamometry bolt distinguishes end face of the top pressure in annular centering frame, and the distribution of multiple dynamometry bolt positions and the annular
Centering frame matches；The annular centering frame other end is the cone tip part of annular, and the inner ring of the bearing is matched with the cone tip part
Cone, the mobilizable steel ball of the circle of connection one on cone tip part；Dynamometry bolt is fed to bearing direction compresses annular centering frame
When, the mobilizable steel ball card of a circle is pressed between bearing cone and axle outer wall, causes pedestal to pass through bearing and one
Enclose mobilizable steel ball and rotatably support the axle.
As a further improvement on the present invention, the mobile device includes one with female inner sleeve and outer sleeve；
Inner sleeve sidepiece is flexibly connected with outer sleeve, and mobile device is fixedly connected on another edge of the pedestal by the outer sleeve
On；The internal thread of inner sleeve coordinates with the positioning screw, and inner sleeve the other side is provided with rotating part, and rotating part is provided with along footpath
To the clamping screw for stretching to positioning screw.
As a further improvement on the present invention, it is additionally provided with dynamometry bolt pretightening between the dynamometry bolt head and pedestal
Sensor, the dynamometry tools for bolts ' pretension force snesor are adapted with the dynamometry bolt.
As a further improvement on the present invention, pedestal be provided with radially and be open splitting towards first through hole inwall
Groove, positioned at pedestal outside portion and splitting formed between groove can deformation thin-walled；On the pedestal thin-walled on the inside of multiple tapped through holes
The multiple locking screw holes axially in parallel with the tapped through hole are additionally provided with, locking screw holes are provided with multiple locking spiral pins, locking screw
The inner insertion thin-walled of pin, which heads into, splits another side wall of groove；Locking spiral pin top pressure, which splits another side wall of groove, causes thin-walled deformation, so as to eliminate
Screw Thread Fit Clearance between dynamometry bolt and tapped through hole, realize locking.
As a further improvement on the present invention, the dynamometry bolt is adapted with locking spiral pin.
In order to realize above-mentioned second goal of the invention, present invention also offers a kind of axle centering for being used to detect axle bounce
Machine, it includes above-mentioned centring means, in addition to support, left frame, right shelf and top-pushing mechanism, and the support can by foundation bolt
Dismantling connection is on the ground；Left frame, right shelf are detachably connected on support by bolt；At least two positioned parallel bars with
A piece positioning screw is installed between the left frame, right shelf；The top-pushing mechanism floor installation is parallel at described at least two
In locating rod, right-hand member is fixedly mounted in the right shelf.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention's is used for the centring means for detecting and preventing that axle from beating, and can effectively measure whether axle is partially bent, and axle side face is justified
Degree, and shaft concentricity.Certainly, whether the present invention can beat in axle high-speed rotation and can also detect, and can be along axle
Length direction progressively detects the side face circularity and concentricity of the axle.
In addition, the centring means of the axle centring machine for being used to detect axle bounce of the present invention can also survey the axle in use
Suffered circumferential stress, can also keep within bounds the bounce of major axis in use on axle, make up shaft strength deficiency and partially song；Ensure
In long-term use, axle can keep concentricity, and the pretightning force by adjusting dynamometry bolt realizes the control to axle, prevents axle from adding
Beated during work because axial stress suffered by axle is excessive.
Cylindrical parts surface polishing device of the present invention is described in further detail below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the structural representation that the present invention is used to detecting and preventing the centring means of axle bounce；
Fig. 2 is the zoomed-in view shown in A in Fig. 1 of the present invention；
Fig. 3, Fig. 4 are the present invention for detecting and preventing state of the centring means of axle bounce when detecting different length axle
Schematic diagram.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Can show refering to Fig. 1 to Fig. 4, for detect and prevent axle beat centring means, mainly by：At least two parallel fixed
Position 1, positioning screw 1a of bar, pedestal 2, the mobile device 3 on screw rod, annular centering frame 4, inner ring are more than axle external diameter
Bearing 5 and multiple dynamometry bolts 6 form.Wherein：Positioning screw 1a is mutually parallel two-by-two with parallel locating rod 1, respectively frame
On the both sides of pedestal 2, they are not complete at grade.The setting of at least two locating rods, be on the one hand advantageous to pedestal 2 and exist
Reciprocal slip is done thereon；On the other hand three-legged structure can be formed with positioning screw 1a, controls the stability of pedestal 2, prevent
The axle 7 that pedestal 2 tilts and then ensures to be arranged in pedestal through hole does not tilt.
Mobile device 3 is fixedly connected on 2 another edge of pedestal, that is, the opposite side of positioned parallel bar 1,3 sets of mobile device
On a positioning screw 1a.
There are enough installing spaces for the ease of annular centering frame 4, pedestal 2 is cube hollow structure, is consequently formed two
The end face of wall thickness.One end of pedestal is provided with the first through hole 20 passed through for axle 7, and it is logical that the other end is provided with supply bearing 5 to install second
Hole 21, cause unbalance stress in order to avoid axle tilts, two through hole position is relatively concentric, almost in the same horizontal line.In bearing 5
The internal diameter of circle is more than the external diameter of axle 7.Annular centering frame 4 is specifically between the first through hole 20 of the one end of pedestal 2 and bearing 5.
In traditional axle process, motor connection axle, due to not knowing the stressing conditions of axle, often there are following feelings
Condition：1st, clamping device holds tension, and axle rotates difficulty in process；2nd, clamping device folder is too loose, and axle is in process
In easily rock.In the case of rotating speed identical, axle is locked tighter, and motor consumption rate is bigger.So in process of manufacture
In add the production cost of enterprise again.So the hole Yan Chu of first through hole 20 in this device is additionally provided with and the axle of first through hole 20
To parallel multiple tapped through holes 22, multiple dynamometry bolts 6 are arranged on tapped through hole 22, the end of thread of multiple dynamometry bolts 6
Respectively top pressure annular centering frame 4 end face, multiple dynamometry bolts 6 using annular feel relieved frame 4 center as the center of circle, around annular
The centering circle of frame one is uniformly distributed.
Bolt connection is one kind of threaded fastener connected mode, and this assembly connection mode has that simple in construction, cost is low
Honest and clean, less demanding to assembly tool, easy installation and removal, it is easy to safeguard the advantages that changing.Though bolt is small, its role
It can't neglect, once its failure frequently can lead to whole mechanical device and can not work, the serious machine that results even in ruins people
The consequence died.It is accurate to grasp bolt pretightening and necessary amendment is carried out according to testing result, it is particularly important to keeping the safety in production.Institute
To install dynamometry bolt here, dynamometry bolt is also tools for bolts ' pretension force snesor, is that one kind bolt integrated sensor is direct
The device of pretightning force is measured, principle is that measuring cell is incorporated into bolt, and bolt is changed into a force cell, makes it
When serving as working bolt while bolt clipping forcee is measured, whether the bolt that can judge tightening at any time reaches design pretension
The requirement of power.Dynamometry bolt directly as load-sensing unit sensor, will act at bolt on bolt in a manner of most direct
Power is measured, simple in construction, and measurement is accurate.One end of annular centering frame 4 be from above seeing in a ring, it is tapered from the side
Cone tip part 4a, the inner ring of bearing 5 is the cone matched with cone tip part 4a, the mobilizable steel of the circle of connection one on cone tip part 4a
Ball 40.Dynamometry bolt 6 is fed to bearing direction when compressing annular centering frame 4, and a circle mobilizable steel ball 40 card is pressed in bearing cone
Between shape inner ring and the outer wall of axle 7, pedestal 2 is caused to enclose mobilizable steel ball 40 by bearing 5 and one to rotatably support axle
7。
Slidably reciprocated in order to facilitate pedestal 2 on positioning screw 1a, mobile device 3 is also provided with centring means, it is mobile
Device includes one with female inner sleeve 3a and outer sleeve 3b；The sidepieces of inner sleeve 3a mono- are flexibly connected with outer sleeve 3b, are moved
Dynamic device can also can be fixedly connected in 2 another edge of pedestal by outer sleeve 3b with welding with other connected modes,
That is pedestal can follow mobile device to move together, and in the same direction；External screw thread on positioning screw 1a with it is interior in inner sleeve 3a
Thread forms, specification and the pitch all same of screw thread, positioning screw 1a pass through inner sleeve 3a, between them by external screw thread with it is interior
Screw thread cooperates.Inner sleeve 3a the other sides are provided with rotating part, and rotating part is provided with the lock for radially stretching to positioning screw 1a
Tight bolt 3c, that is to say, that clamping screw 3c is arranged in a mutually vertical manner with positioning screw 1a.The effect of clamping screw is mobile device
When pedestal is moved to appropriate position work, prevent mobile device is slided on positioning screw from driving pedestal to move again, so as to
Pedestal is locked by way of locking mobile device.
Dynamometry tools for bolts ' pretension force snesor 61, dynamometry bolt pretightening are there is also mounted between the head of dynamometry bolt 6 and pedestal 2
The number of sensor 61 is consistent with dynamometry bolt 6, is used in conjunction with each other two-by-two.Axle in process, ceaselessly rotates
Turnery processing, along with the axial force of motor output, it is easy to make dynamometry bolt be loosened in the effect of power, so installing here
The purpose of dynamometry tools for bolts ' pretension force snesor 61 is exactly effectively to measure on dynamometry bolt 6 suffered power, prevent bolt looseness or
It is locked.
In order that the pretightning force that dynamometry bolt 6 is received directly is acted axially on annular centering frame, and in order to keep bolt pre-
The direction of clamp force and the axial stress direction suffered by axle 7 are basically identical, are additionally provided with radially and are open towards the on pedestal 2
The inwall of one through hole 20 splits groove 23, positioned at the outside portion of pedestal 2 and splitting formed between groove 23 can deformation thin-walled；Around multiple screw threads
The multiple locking screw holes axially in parallel with tapped through hole 22 are additionally provided with the thin-walled of pedestal 2 of the inner side of through hole 22, locking spiral pin 8 is installed
In locking screw holes, the inner insertion thin-walled of locking spiral pin 8, which heads into, splits 23 another side wall of groove；Dynamometry bolt easily makes thin-walled when locking
Generation and dynamometry bolt axial force tension force in opposite direction, extremely make thin-walled stress deformation, at this moment just need the locking top pressure of spiral pin 8 to split
23 another side wall of groove causes thin-walled to compress recurrence original shape, coordinates so as to eliminate the screw thread between dynamometry bolt 6 and tapped through hole 22
Gap, realize locking.
Dynamometry bolt 6 can be adapted according to the effect of desired realization with locking spiral pin 8, can be with 1:1, can also 2:1, or
Person other.
It can show refering to Fig. 1, for detecting the axle centring machine of axle bounce, it includes above-mentioned centring means, in addition to support
9th, left frame 91, right shelf 92 and top-pushing mechanism 10, above-mentioned support 9 are detachably connected on ground by foundation bolt；Left frame 91, the right side
Frame 92 is detachably connected on support 9 by bolt；Above-mentioned at least two positioned parallel bars 1 are respectively mounted with a positioning screw 1a
Between left frame 91, right shelf 92；The floor installation of top-pushing mechanism 10 is at least on two positioned parallel bars 1, right-hand member is fixedly mounted on
In right shelf 92.
Support 9 is detachably connected on ground by foundation bolt, and left frame 91 and right shelf 92 are detachably connected again by bolt
It is connected on support 9, the mode of being connected by screw bolts connects, convenient disassembly, beneficial to maintenance of the later stage to machine.
For fixed at least two positioned parallel bars 1 and positioning screw 1a installation site, at least two positioned parallel bars 1
And a positioning screw 1a is installed between left frame 91, right shelf 92.
In order to install the axle of different length, top-pushing mechanism 10 is also provided with axle centring machine.Top-pushing mechanism 10 can be with
It is made up of thimble, bearing, base and cylinder, the floor installation of top-pushing mechanism is at least on two positioned parallel bars 1, the cone of thimble
The axle that need to be felt relieved is withstood at shape end, is formed three-legged structure, is avoided the phenomenon that double swerve occurs in moving process in thrustor,
Bearing holder (housing, cover) is on thimble outer wall.The push rod of cylinder is fixedly connected on one end of thimble, makes thimble follow cylinder to do motion in the same direction, gas
When the push rod of cylinder pushes away forward, thimble follows push rod to move forward, and such a situation is adapted to fit shorter axle；The push rod of cylinder is backward
During drawing, thimble is and then drawn back, and such a situation is adapted to fit longer axle.
Visible refering to Fig. 3, Fig. 4, B, B1 are shown major axis, short axle.
On the one hand this centring means effectively measures the pretightning force needed for axle, and then turn of controlled motor by dynamometry bolt
Speed, the waste of the energy is effectively reduced, reduce the cost of enterprise, moreover it is possible to effectively prevented axle from beating, and then improve workpiece
Machining accuracy and processing speed, on the other hand can be adapted to different length axle detection, have a wide range of application, to a certain extent
Say the cost for also reducing enterprise.
This axle centring machine has a wide range of application, and is applicable the detection of the axle of different length, changes traditional major and minor axis classification point
The situation of machining, utilization space maximize, and significantly reduce the production cost of enterprise.
The specific embodiment of the present invention is the foregoing is only, but the technical characteristic of the present invention is not limited thereto, Ren Heben
The technical staff in field in the field of the invention, all cover among the scope of the claims of the present invention by the change or modification made.
Claims (3)
1. for the centring means for detecting and preventing axle from beating, it is characterised in that：Centring means includes：At least two positioned parallels
Bar（1）, a positioning screw（1a）, pedestal（2）, mobile device on screw rod（3）, annular centering frame（4）, inner ring it is big
In the bearing of axle external diameter（5）With multiple dynamometry bolts（6）；
The positioning screw（1a）With parallel locating rod（1）It is mutually parallel two-by-two, pedestal（2）Edge be socketed in two it is parallel
Locating rod（1）Above and slidably；Mobile device（3）It is fixedly connected on the pedestal（2）Another edge, and mobile device（3）Set
Mounted in a positioning screw（1a）On；At least two positioned parallel bars（1）With a positioning screw（1a）Not entirely in same plane
On, pedestal is set up with this（2）And limit pedestal（2）Slided on locating rod length direction；
The pedestal（2）For cube hollow structure, pedestal（2）One end be provided with supply axle（7）The first through hole passed through（20）, it is another
End is provided with and supplies bearing（5）Second through hole of installation（21）, two through hole position is relatively concentric, the bearing（5）The internal diameter of inner ring is big
In the axle（7）External diameter；
The annular centering frame（4）Installed in the pedestal（2）The first through hole of one end（20）And bearing（5）Between；First is logical
Hole（20）Hole is provided with and the first through hole at（20）Axially in parallel multiple tapped through holes（22）, multiple dynamometry bolts（6）
It is arranged in the tapped through hole（22）On, multiple dynamometry bolts（6）The end of thread difference top pressure annular feel relieved frame（4）One end
Face, and multiple dynamometry bolts（6）Position distribution and the annular centering frame（4）Match；Annular centering frame（4）The other end is ring
The cone tip part of shape（4a）, the bearing（5）Inner ring be and the cone tip part（4a）The cone of matching, cone tip part（4a）On
The mobilizable steel ball of the circle of connection one（40）；Dynamometry bolt（6）Fed to bearing direction and compress annular centering frame（4）When, described one
Enclose mobilizable steel ball（40）Card is pressed in bearing cone and axle（7）Between outer wall, cause the pedestal（2）Pass through bearing
（5）And the mobilizable steel ball of circle（40）And rotatably support the axle（7）；
The mobile device（3）Including one with female inner sleeve（3a）And outer sleeve（3b）；Inner sleeve（3a）Sidepiece with
Outer sleeve（3b）It is flexibly connected, mobile device（3）Pass through the outer sleeve（3b）It is fixedly connected on the pedestal（2）Another edge
On；Inner sleeve（3a）Internal thread and the positioning screw（1a）Coordinate, inner sleeve（3a）The other side is provided with rotating part, rotation
Portion, which is provided with, radially stretches to positioning screw（1a）Clamping screw（3c）；
The dynamometry bolt（6）Head and pedestal（2）Between be additionally provided with dynamometry tools for bolts ' pretension force snesor（61）, the dynamometry spiral shell
Bolt pretension force snesor（61）With the dynamometry bolt（6）It is adapted.
2. the centring means according to claim 1 for being used to detecting and preventing that axle from beating, it is characterised in that：Pedestal（2）On
Provided with radially and being open towards first through hole（20）Inwall splits groove（23）, positioned at pedestal（2）Outside portion and split groove
（23）Between formed can deformation thin-walled；Around multiple tapped through holes（22）The pedestal of inner side（2）Be additionally provided with thin-walled with it is described
Tapped through hole（22）Axially in parallel multiple locking screw holes, locking screw holes are provided with multiple locking spiral pins（8）, lock spiral pin（8）
The inner insertion thin-walled, which heads into, splits groove（23）Another side wall；Lock spiral pin（8）Top pressure splits groove（23）Another side wall causes thin-walled deformation,
So as to eliminate dynamometry bolt（6）And tapped through hole（22）Between Screw Thread Fit Clearance, realize locking.
3. the centring means according to claim 2 for being used to detecting and preventing that axle from beating, it is characterised in that：The dynamometry spiral shell
Bolt（6）With locking spiral pin（8）It is adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610839524.9A CN106239264B (en) | 2016-09-22 | 2016-09-22 | For the centring means and axle centring machine for detecting and preventing axle from beating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610839524.9A CN106239264B (en) | 2016-09-22 | 2016-09-22 | For the centring means and axle centring machine for detecting and preventing axle from beating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106239264A CN106239264A (en) | 2016-12-21 |
| CN106239264B true CN106239264B (en) | 2018-01-19 |
Family
ID=57600072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610839524.9A Active CN106239264B (en) | 2016-09-22 | 2016-09-22 | For the centring means and axle centring machine for detecting and preventing axle from beating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106239264B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534692A (en) * | 2018-06-27 | 2018-09-14 | 麻城市中达精密机械有限公司 | Valve deep hole Wall Thickness Testing Device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3400082A1 (en) * | 1983-01-18 | 1984-07-19 | Index-Werke Kg Hahn & Tessky, 7300 Esslingen | Process for machining a workpiece in a lathe between centres, as well as a clamping device for executing said process |
| JPS6119531A (en) * | 1984-07-04 | 1986-01-28 | Komatsu Ltd | Machine tool |
| CN103737406A (en) * | 2013-12-30 | 2014-04-23 | 四川江油中恒特钢有限公司 | Special machining fixture for driving gear of rear axle of automobile |
| CN206200657U (en) * | 2016-09-22 | 2017-05-31 | 温州统利机械科技有限公司 | A kind of centring means and axle centring machine for detecting and preventing axle from beating |
-
2016
- 2016-09-22 CN CN201610839524.9A patent/CN106239264B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3400082A1 (en) * | 1983-01-18 | 1984-07-19 | Index-Werke Kg Hahn & Tessky, 7300 Esslingen | Process for machining a workpiece in a lathe between centres, as well as a clamping device for executing said process |
| JPS6119531A (en) * | 1984-07-04 | 1986-01-28 | Komatsu Ltd | Machine tool |
| CN103737406A (en) * | 2013-12-30 | 2014-04-23 | 四川江油中恒特钢有限公司 | Special machining fixture for driving gear of rear axle of automobile |
| CN206200657U (en) * | 2016-09-22 | 2017-05-31 | 温州统利机械科技有限公司 | A kind of centring means and axle centring machine for detecting and preventing axle from beating |
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| Publication number | Publication date |
|---|---|
| CN106239264A (en) | 2016-12-21 |
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