CN208620940U - A kind of detection axis class length tolerance device - Google Patents
A kind of detection axis class length tolerance device Download PDFInfo
- Publication number
- CN208620940U CN208620940U CN201820995582.5U CN201820995582U CN208620940U CN 208620940 U CN208620940 U CN 208620940U CN 201820995582 U CN201820995582 U CN 201820995582U CN 208620940 U CN208620940 U CN 208620940U
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- elastic slice
- pedestal
- measurement end
- bracket
- detection axis
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a kind of detection axis class length tolerance devices, including workbench, the fixation device for positioning multi-diameter shaft, measuring device and the guide rail arranged along the radial level of fixed device are provided on workbench, measuring device includes the pedestal that can be moved along the guide rail, bracket, dial gauge, upper elastic slice and lower elastic slice are provided on pedestal, upper elastic slice and lower elastic slice are used to support and reset the bracket；Mid-stent extend horizontally away measurement end towards pedestal, and dial indicator measuring head is connected to measurement end, and frame upper, which is provided with, surveys son, measurement end vertical shift synchronous with axial survey for contacting the axial of multi-diameter shaft.The utility model is by passing to dial indicator measuring head for the axial vertical displacement variation for surveying son, cause the change in displacement of dial indicator measuring head, so that variation numerical value is accurately shown on dial gauge dial plate judge whether part is qualified, detection speed is fast, reading is not required to calculate, as a result more intuitive accurate.
Description
Technical field
The utility model relates to detection device technical field, in particular to a kind of detection axis class length tolerance device.
Background technique
Axial workpiece is a kind of more extensive component of machine of application, is mainly used to bearing transmission components, and transmitting is turned round
Square and receiving load, axial workpiece is in processing, therefore, to assure that and the dimensional accuracy of axial length guarantees its margin of tolerance, particularly with
For multi-diameter shaft, the length of each shaft part is critically important fitted position, and the requirement to its length tolerance is more stringent, existing skill
In art, more commonly used mode remains the length using every section of axis of vernier caliper measurement, needs to be aligned scale, could accurately read
Number, and last reading is calculated, depending on artificial subjectivity, so different gaugers, just has different measurement knots
Fruit, the problem of also will appear counting loss, it is difficult to guarantee that measurement is accurate.
Utility model content
In view of the problems of the existing technology, the utility model aim is to provide a kind of detection axis class length tolerance dress
It sets, improves the accuracy of axis class linear measure longimetry.
The technical scheme adopted by the utility model is that:
A kind of detection axis class length tolerance device, including workbench are provided with for positioning multi-diameter shaft on the workbench
Fixation device, measuring device and along the fixed device radial level arrange guide rail, the measuring device include can
It is vertical to be provided with bracket, dial gauge, upper elastic slice and lower elastic slice, the bracket on the pedestal for the pedestal moved along the guide rail
It is disposed adjacent to the side of the fixed device, the upper elastic slice and lower elastic slice horizontal parallel arrangement, the upper and lower side of the bracket
It is fixedly connected respectively by the upper elastic slice and the lower elastic slice with the upper and lower side of the pedestal, the upper elastic slice and the lower bullet
Piece is used to support and resets the bracket；The mid-stent extend horizontally away measurement end, the dial gauge towards the pedestal
It is fixed on the base top vertically, the dial indicator measuring head is connected to the measurement end, and the frame upper, which is provided with, to be used for
The axial direction for contacting multi-diameter shaft surveys son, and the measurement end axially surveys sub synchronous vertical shift with described.
Further, the fixed device is to be fixedly connected with the workbench and cylindrical end tangs that end face is smooth, described
Ladder shaft mounting hole is provided in cylindrical end tangs.
Further, the bracket is fixedly connected with close to the fixed device side for the axial survey that is locked
The latch segment of son, single arrangement is multiple corresponding with the bracket on the latch segment and can adjust leading to for the latch segment position
Hole.
Further, the pedestal top is provided with table folder, is provided in the table folder for installing the dial gauge
Mounting hole.
Preferably, the middle of the base extends parallel with the measurement end and is located at the survey towards the support level
The boss above end is measured, confession corresponding with the mounting hole dial gauge table bar is provided on the boss and passes through and plays guiding
The first through hole of effect, the dial gauge table bar is passed through from the first through hole makes the dial indicator measuring head be connected to the survey
Measure end.
Further, the boss lower surface is provided with elastic mechanism, and the elastic mechanism includes guide post and spring, institute
Spring pocket is stated loaded on the guide post, the other end is connected to the measurement end, measurement end described in the spring reset.
Further, the boss lower surface is provided with gag lever post, and the gag lever post is passed through from the measurement end, is connected to
The lower elastic slice is provided with the spiral shell for being located at the measurement end upper and lower sides and limiting the measurement end movement on the gag lever post
It is female.
Further, limiting device and driving device are provided on the workbench, the limiting device is fixed on described
Side between fixed device and the measuring device and close to the guide rail, driving device cloth parallel with the guide rail
It sets；The limiting device includes limit base and banking pin, and the limit base is fixedly connected with the workbench, and the banking pin is solid
Surely it is connected to the limit base upper end；The driving device pushes the pedestal mobile to the fixed device, the pedestal with
The positioning of the measuring device is realized in the banking pin contact.
Further, intermediate symmetry is provided with top board to the upper elastic slice along its length, the upper elastic slice and it is described on
Pressing plate is fixedly connected using screw；Intermediate symmetry is provided with lower platen, the lower elastic slice and institute to the lower elastic slice along its length
Lower platen is stated to be fixedly connected using screw.
Further, the axial sub- measuring point of survey is spherical structure.
The beneficial effects of the utility model are: compared with prior art, the utility model provides a kind of detection axis class length
Tolerance device first calibrates dial gauge zero-bit with standard component before measuring part, determines percentage according to the tolerance of multi-diameter shaft length requirement
The instruction of table hand of dial limits range as part acceptability limit；It is contacted and is measured with multi-diameter shaft by axial survey, work as rank
Terraced axis is partially long or partially in short-term, and corresponding movement can occur for axial son of surveying, while dial indicator measuring head will be caused mobile, and dial indicator measuring head is moved
Dynamic distance and direction is consistent with axial son of surveying, and the numerical value to deviate is shown on dial gauge dial plate, finally by comparison
Whether the reading of dial gauge dial plate, which falls into, limits range can determine whether the part is qualified, and detection speed is fast, and detection reading is not
It needs to calculate, it is as a result more intuitive accurate；After having detected a part, axial survey and dial gauge can be in the works of elastic slice and spring
It automatically resets under；The detection axis class length tolerance device guarantees the accuracy of measurement using dial gauge, mentions to a certain extent
High production efficiency.
Detailed description of the invention
Fig. 1 is the main view of the utility model；
Fig. 2 is the top view of the utility model.
Specific embodiment
Below in conjunction with preferred embodiment and its attached drawing to a kind of knot of detection axis class length tolerance device of the utility model
Structure and working method are described in detail.
Referring to figs. 1 to shown in Fig. 2, a kind of detection axis class length tolerance device in the present embodiment, including workbench 1, work
Ladder shaft fixing device, measuring device, limiting device 7, driving device 10 and the radial level along fixed device are provided on platform 1
The guide rail 2 of arrangement.
Fixed device is to be fixedly connected with workbench 1 by screw and cylindrical end tangs 9 that end face is smooth, in cylindrical end tangs 9
It is provided with ladder shaft mounting hole.
Measuring device include can be provided on the pedestal 3 that guide rail 2 moves, pedestal 3 bracket 4, dial gauge 33 and on
Elastic slice 5 and lower elastic slice 6 etc., bracket 4 are arranged vertically at close to the side of fixed device, 6 horizontal parallel cloth of upper elastic slice 5 and lower elastic slice
It sets, the upper and lower side of bracket 4 is fixedly connected with the upper and lower side of pedestal 3 using screw by upper elastic slice 5 and lower elastic slice 6 respectively, upper bullet
Piece 5 and the support of lower elastic slice 6 and reset cradle 4, intermediate symmetry is provided with top board 12 to upper elastic slice 5 along its length, upper elastic slice 5 with
Top board 12 is fixedly connected using screw, the rigidity at 5 middle part of elastic slice in increase；Intermediate symmetry is arranged lower elastic slice 6 along its length
There is lower platen 13, lower elastic slice 6 is fixedly connected with lower platen 13 using screw, and the rigidity at lower 6 middle part of elastic slice is increased.
Bracket 4 is fixedly connected with latch segment 42 using screw close to the side of fixed device, and latch segment 42 is locked axis
To survey 41, the single multiple through-holes corresponding with bracket 4 of arrangement on latch segment 42, by adjusting the connection position of through-hole and bracket 4
Set the installation site that latch segment 42 can be adjusted.
Axial son 41 of surveying is by contacting realization measurement function with multi-diameter shaft, and measuring point is spherical structure, with multi-diameter shaft
End face forms point contact, and bracket 4 surveys sub 41 synchronous vertical shifts with axial；There is measurement at 4 middle part of bracket towards 3 horizontal extension of pedestal
End 43, the displacement of measurement end 43 and axial survey 41 are consistent.
3 top of pedestal is fixedly connected with table folder 32 using screw, and the peace for installing dial gauge 33 is provided in table folder 32
Hole is filled, dial gauge 33 is locked by screw.The middle part of pedestal 3 towards bracket 4 extend horizontally away it is parallel with measurement end 43 and
It is logical to offer first to play the guiding role corresponding with 33 mounting hole of dial gauge on boss 31 for boss 31 above measurement end 43
The second through-hole corresponding with 33 mounting hole of dial gauge is offered on hole, top board 12 and upper elastic slice 5,33 table bar of dial gauge is successively
Across the second through-hole, first through hole, the gauge head of dial gauge 33 is made to be connected to measurement end 43；31 lower end surface of boss is threaded with bullet
Property mechanism 34 and gag lever post 35, elastic mechanism 34 includes guide post 341 and spring 342, and spring 342 is set in guide post 341, separately
One end is connected to measurement end 43, and spring 342 is in compressive state in the whole process, and spring 342 resets measurement end 43；Measurement end
The third through-hole passed through for gag lever post 35 is offered on 43, gag lever post 35 passes through from third through-hole and is connected to lower platen 13, limits
Setting is there are two nut on bar 35, and one is located at 43 upside of measurement end, another is located at 43 downside of measurement end, limits measurement end 43
Displacement.Spring mechanism 34 and 35 collective effect of gag lever post ensure 43 keeping parallelism of measurement end, prevent 33 gauge head of dial gauge from occurring
Measured deviation.3 bottom plate of pedestal offer with the matched groove of guide rail 2, friction is contacted with guide rail 2 by groove makes pedestal 3 along leading
Rail 2 slides, close to or far from fixed device.
Limiting device 7 is arranged in the side between fixed device and measuring device and close to guide rail 2, and limiting device 7 includes
Limit base 71 and banking pin 72, limit base 71 are fixedly connected on workbench 1 by screw, and banking pin 72 is threadedly connected to limit
71 upper ends of seat, and nut tightening is utilized, the positioning for realizing measuring device is contacted with pedestal 3 by banking pin 72.
Driving device 10 and guide rail 2 are arranged in parallel, and driving device 10 is the plug-type binding clasp of an included locking function
Mechanism；Measuring device is driven by operation driving device 10, makes it close to or far from multi-diameter shaft.Driving device 10 is connected by L shape
Bar 8 is connect with measuring device, and 8 side of connecting rod is fixedly connected with pedestal 3 using screw, and the other side offers and plug-type binding clasp
The matched fourth hole of the screw rod of mechanism, screw rod are tightened with connecting rod 8 by nut across fourth hole and are fixedly connected, and are turned clockwise
The handle of plug-type clutch mechanism is moved, measuring device is pushed to slide it close to multi-diameter shaft along guide rail 2；Rotate counterclockwise push-and-pull
The handle of formula clutch mechanism pulls measuring device that it is made to slide away from multi-diameter shaft along guide rail 2.
Using said mechanism, 33 zero-bit of dial gauge first is calibrated with standard component before measuring part, according to multi-diameter shaft length requirement
Tolerance determine 33 hand of dial of dial gauge instruction particular range be part acceptability limit；Multi-diameter shaft is vertically sleeved on cylindricality
In boss 9, handle is rotated clockwise, pedestal 3 is slided along guide rail 2 close to multi-diameter shaft, after reaching defined position, passes through limiting device
7 and 10 collective effect of driving device so that measuring device is locked in operating position, it is axial at this time to survey son 41 and multi-diameter shaft end face
Then the amount of deflection is shown the axial gauge head surveyed the change in displacement that son 41 occurs and pass to dial gauge 33 in percentage by contact
On the dial plate of table 33；When ladder shaft length is partially long, axial to survey son 41 mobile slightly upward, while driving measurement end 43 to moving up
Dynamic, spring 342 further compresses, and the gauge head of dial gauge 33 also moves up therewith surveys sub 41 same distances with axial, hundred
Divide on 33 dial plate of table and shows the numerical value to deviate；When ladder shaft length partially in short-term, axial son 41 of surveying is mobile slightly downward, while band
Dynamic measurement end 43 moves down, and spring 342 discharges portion of energy, and the gauge head of dial gauge 33 also moves down therewith surveys son with axial
41 same distances show the numerical value to deviate on 33 dial plate of dial gauge；Finally by the reading of comparison 33 dial plate of dial gauge
Whether fall into part acceptability limit i.e. and can determine whether the part is qualified, detection reading is not required to calculate, as a result more intuitive accurate；
After having detected a part, handle is rotated counterclockwise, pedestal 3 slides off multi-diameter shaft along guide rail 2.It is axial to survey sub 41, measurement end
43 and 33 gauge head of dial gauge resetted under the action of upper elastic slice 5 and lower elastic slice 6 and spring 342,33 hand of dial of dial gauge
Zero；The detection axis class length tolerance device guarantees the accuracy of measurement using dial gauge 33, improves life to a certain extent
Produce efficiency.
The above specific structure is that the preferred embodiment to the utility model has carried out specific description, but is not intended to limit
The embodiments of the present invention and protection scope, those skilled in the art are without prejudice to before the spirit of the present invention
Various equivalent variations can also be made perhaps these equivalent deformations or replacement of replacement are all contained in the application right by putting
It is required that in limited range.
Claims (10)
1. a kind of detection axis class length tolerance device, it is characterised in that: including workbench (1), be provided on the workbench (1)
For positioning fixation device, measuring device and the guide rail (2) arranged along the radial level of the fixed device of multi-diameter shaft, institute
Stating measuring device includes pedestal (3) that can be mobile along the guide rail (2), is provided with bracket (4), dial gauge on the pedestal (3)
(33), upper elastic slice (5) and lower elastic slice (6), the bracket (4) are arranged vertically at the side close to the fixed device, it is described on
Elastic slice (5) and lower elastic slice (6) horizontal parallel arrangement, the upper and lower side of the bracket (4) pass through the upper elastic slice (5) and described respectively
Lower elastic slice (6) is fixedly connected with the upper and lower side of the pedestal (3), the upper elastic slice (5) and the lower elastic slice (6) be used to support and
Reset the bracket (4)；Measurement end (43), the dial gauge are extend horizontally away towards the pedestal (3) in the middle part of the bracket (4)
(33) it is fixed on vertically at the top of the pedestal (3), dial gauge (33) gauge head is connected to the measurement end (43), the bracket
(4) top, which is provided with, surveys son (41) for contacting the axial of multi-diameter shaft, and the measurement end (43) axially surveys sub (41) together with described
Walk vertical shift.
2. a kind of detection axis class length tolerance device according to claim 1, it is characterised in that: the fixed device be with
The cylindrical end tangs (9) that the workbench (1) is fixedly connected and end face is smooth are provided with multi-diameter shaft peace on the cylindrical end tangs (9)
Fill hole.
3. a kind of detection axis class length tolerance device according to claim 1, it is characterised in that: the bracket (4) is close
The fixed device side is fixedly connected with for the axial latch segment (42) for surveying sub (41) that is locked, the latch segment
(42) single arrangement through-hole multiple corresponding with the bracket (4) and can adjust the latch segment (42) position on.
4. a kind of detection axis class length tolerance device according to claim 1, it is characterised in that: pedestal (3) top
It is provided with table folder (32), the mounting hole for installing the dial gauge (33) is provided on the table folder (32).
5. a kind of detection axis class length tolerance device according to claim 4, it is characterised in that: in the middle part of the pedestal (3)
Boss that is parallel with the measurement end (43) and being located above the measurement end (43) is extend horizontally away towards the bracket (4)
(31), it is provided with the confession dial gauge (33) table bar corresponding with the mounting hole on the boss (31) and passes through and plays guiding and makees
First through hole, dial gauge (33) the table bar is passed through from the first through hole is connected to the dial gauge (33) gauge head
The measurement end (43).
6. a kind of detection axis class length tolerance device according to claim 5, it is characterised in that: boss (31) lower end
Face is provided with elastic mechanism (34), and the elastic mechanism (34) includes guide post (341) and spring (342), the spring (342)
It is set in the guide post (341), the other end is connected to the measurement end (43), and the spring (342) resets the measurement end
(43)。
7. a kind of detection axis class length tolerance device according to claim 5, it is characterised in that: boss (31) lower end
Face is provided with gag lever post (35), and the gag lever post (35) passes through from the measurement end (43) and is connected to the lower elastic slice (6), described
The nut for being located at the measurement end (43) upper and lower sides and limiting measurement end (43) displacement is provided on gag lever post (35).
8. a kind of detection axis class length tolerance device according to claim 1, it is characterised in that: on the workbench (1)
It is provided with limiting device (7) and driving device (10), the limiting device (7) is fixed on the fixed device and measurement dress
Side between setting and close to the guide rail (2), the driving device (10) and the guide rail (2) are arranged in parallel；The limit
Device (7) includes limit base (71) and banking pin (72), and the limit base (71) is fixedly connected with the workbench (1), described
Banking pin (72) is fixedly connected on the limit base (71) upper end；The driving device (10) pushes pedestal (3) Xiang Suoshu
Fixed device is mobile, and the pedestal (3) contacts the positioning for realizing the measuring device with the banking pin (72).
9. a kind of detection axis class length tolerance device according to claim 1, it is characterised in that: upper elastic slice (5) edge
Length direction intermediate symmetry is provided with top board (12), and the company of being screwed is adopted in the upper elastic slice (5) and the top board (12)
It connects；Intermediate symmetry is provided with lower platen (13) the lower elastic slice (6) along its length, the lower elastic slice (6) and the lower platen
(13) it is fixedly connected using screw.
10. a kind of detection axis class length tolerance device according to claim 1, it is characterised in that: axial survey
(41) measuring point is spherical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820995582.5U CN208620940U (en) | 2018-06-26 | 2018-06-26 | A kind of detection axis class length tolerance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820995582.5U CN208620940U (en) | 2018-06-26 | 2018-06-26 | A kind of detection axis class length tolerance device |
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| Publication Number | Publication Date |
|---|---|
| CN208620940U true CN208620940U (en) | 2019-03-19 |
Family
ID=65702327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820995582.5U Expired - Fee Related CN208620940U (en) | 2018-06-26 | 2018-06-26 | A kind of detection axis class length tolerance device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208620940U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425960A (en) * | 2019-09-04 | 2019-11-08 | 广州市瑞宝电器有限公司 | A kind of motor-shaft extending size detecting device |
| CN113295122A (en) * | 2021-07-27 | 2021-08-24 | 南京泰普森自动化设备有限公司 | Gearbox shafting measurement system and measurement device thereof |
| CN114543611A (en) * | 2022-03-07 | 2022-05-27 | 中国工程物理研究院材料研究所 | Step shaft part measuring device and measuring method thereof |
-
2018
- 2018-06-26 CN CN201820995582.5U patent/CN208620940U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425960A (en) * | 2019-09-04 | 2019-11-08 | 广州市瑞宝电器有限公司 | A kind of motor-shaft extending size detecting device |
| CN113295122A (en) * | 2021-07-27 | 2021-08-24 | 南京泰普森自动化设备有限公司 | Gearbox shafting measurement system and measurement device thereof |
| CN114543611A (en) * | 2022-03-07 | 2022-05-27 | 中国工程物理研究院材料研究所 | Step shaft part measuring device and measuring method thereof |
| CN114543611B (en) * | 2022-03-07 | 2023-09-12 | 中国工程物理研究院材料研究所 | Step shaft part measuring device and measuring method thereof |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20200626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |