CN205843584U - A kind of detection device of keyway symmetry on axle - Google Patents
A kind of detection device of keyway symmetry on axle Download PDFInfo
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- CN205843584U CN205843584U CN201620713033.5U CN201620713033U CN205843584U CN 205843584 U CN205843584 U CN 205843584U CN 201620713033 U CN201620713033 U CN 201620713033U CN 205843584 U CN205843584 U CN 205843584U
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- main scale
- ring body
- symmetry
- axle
- detection device
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Abstract
The utility model discloses a kind of detection device of keyway symmetry on axle, it includes measuring seat, is fixedly installed in the main scale measured on seat, and two slips are symmetrically arranged on main scale, can move along main scale and have the vernier of measuring claw；It is provided with the scale of symmetry to two ends at described main scale line from which；Described measurement seat includes the ring body passed for workpiece, is arranged at ring body top, installation portion for fixing connection main scale, is arranged at inner wall of ring body top and the feeler gauge downwardly extended, and is installed on the ring body bottom retaining mechanism for top tight workpiece；The center line of described main scale, the vertical line of symmetry of feeler gauge and retaining mechanism are positioned on same vertical line；It is respectively provided with on described vernier and the lock-screw of main scale location.This detection device that this utility model provides is easy to use, is suitable for the instant quickly detection of keyway symmetry on the engine crankshaft of production in enormous quantities, camshaft.
Description
Technical field
This utility model relates to workpiece calibration technical field of tools, especially relates to a kind of keyway symmetry on axle
Detection device.
Background technology
In machining, generally there is the processing of keyway on axle.Keyway symmetry error often results in assembling difficulty, serious shadow
Ring the quality of key joint.Therefore the detection of keyway symmetry is necessary project.Traditional detection method is to mount by contour V-type
On flat board, simulate datum axis, fill in keyway with locating piece (gauge block group) and simulate tested central plane；Adjustment tested part makes
Locating piece radially with platen parallel, fixed with measuring in the measurement bay of band indicating gage (dial gauge) cross section before, during and after keyway
The position height of block also writes down indicating gage reading, then tested part radially rotates 180 ° and repeats above-mentioned measurement, before writing down,
In, the reading of rear table, take full-scale reading difference a of its two groups of data and substitute in formula f=ah/ (d-h) value can be calculated.In formula:
F is keyway symmetry, and h is the keyway degree of depth, and d is the diameter of axle.
Visible, not only detect loaded down with trivial details, time-consuming, laborious by traditional keyway symmetry detection method, and to testing staff
Competency profiling is higher, is not suitable for high-volume and processes the occasion detecting symmetry instant, quick of keyway needs on axle, such as electromotor
The processing detection of keyway on bent axle, camshaft.
Utility model content
This utility model overcomes shortcoming of the prior art, it is provided that a kind of easy to use, accuracy of detection is high, it is adaptable to
The detection device of keyway symmetry on axle of high-volume quickly detection.
In order to solve above-mentioned technical problem, this utility model is achieved through the following technical solutions:
A kind of detection device of keyway symmetry on axle, including measuring seat, is fixedly installed in the main scale measured on seat,
And two slips are symmetrically arranged on main scale, can move along main scale and have the vernier of measuring claw；Described main scale line from which
Place is provided with the scale of symmetry to two ends；Described measurement seat includes the ring body passed for workpiece, is arranged at ring body top, for solid
Surely connect the installation portion of main scale, be arranged at inner wall of ring body top and the feeler gauge downwardly extended, and be installed on ring body bottom for
The retaining mechanism of top tight workpiece；The center line of described main scale, the vertical line of symmetry of feeler gauge and retaining mechanism are positioned at same vertical line
On；It is respectively provided with on described vernier and the lock-screw of main scale location.
Preferably, described retaining mechanism includes clamping screw, the end of clamping screw upward and threaded through
The bottom of ring body.
Preferably, described retaining mechanism also includes the compact heap being movably installed in clamping screw end.
Preferably, described clamping screw uses round end screw rod.
Preferably, described main scale is connected with the installation portion measuring seat by alignment pin.
Preferably, described feeler gauge is connected with the ring body measuring seat by alignment pin.
Compared with prior art, this utility model has the advantage that
It is loaded down with trivial details, time-consuming, laborious that this utility model overcomes traditional detection method, higher to testing staff's competency profiling, no
It is suitable for the deficiency of keyway on mass detection axle, simple to operate, directly perceived, quick when making detection, it is particularly suitable for high-volume raw
The instant quickly detection of keyway symmetry on the engine crankshaft of product, camshaft.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the left view of 1.
Fig. 4 is the sectional view in Fig. 1 along A-A.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under paying creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
It is used for the detection device of keyway symmetry on axle shown in Fig. 1-4, including measuring seat 3, is fixedly installed on measurement seat 3
Main scale 1, and two slips are symmetrically arranged on main scale 1, can move along main scale 1 and have the vernier 2 of measuring claw；Described master
It is provided with the scale of symmetry to two ends at chi 1 line from which；Described measurement seat 3 includes the ring body 31 passed for workpiece 7, is arranged at
Ring body 31 top, for the fixing installation portion 32 connecting main scale 1, be arranged at ring body 31 upper inside wall and the feeler gauge 6 downwardly extended,
And it is installed on ring body 31 bottom retaining mechanism 8 for top tight workpiece 7；The center line of described main scale 1, the vertical symmetry of feeler gauge 6
Line and retaining mechanism 8 are positioned on same vertical line；The lock-screw 4 positioned with main scale 1 it is respectively provided with on described vernier 2.
Wherein, described retaining mechanism 8 includes clamping screw 81, the end of clamping screw 81 upward and threaded through
The bottom of ring body 31.Described retaining mechanism 8 also includes the compact heap 82 being movably installed in clamping screw 81 end, and compact heap 82 exists
Effectively while workpiece pressing 7, clamping screw 81 can be avoided to scratch workpiece 7.Described clamping screw 81 preferably employs round end screw rod,
Just there is manual fast-holding workpiece 7.
Wherein, described main scale 1 is preferably connected with the installation portion 32 measuring seat 3 by the first alignment pin 5, it is simple to corresponding component
Fast quick-detach and replacing.Described feeler gauge 6 is preferably connected with the ring body 31 measuring seat 3 by the second alignment pin 9, it is simple to corresponding portion
The fast quick-detach of part and replacing.
During detection, feeler gauge 6 is filled in successively position before, during and after workpiece 7 keyway, in relevant position respectively by locking
Mechanism 8 workpiece pressing 7, the vernier 2 of two band measuring claws blocks workpiece 7 cylindrical from workpiece 7 both sides band simultaneously, now reads two trips
Mark the reading that 2 measuring claws are corresponding, calculate full-scale reading difference a, substitute in formula f=ah/ (d-h) and value can be calculated.In formula: f is
Keyway symmetry, h is the keyway degree of depth, and d is the diameter of workpiece 7.
The accuracy of detection detecting device in the present embodiment is 0.02, is suitable for the detection of general keyway precision.Work as needs
Higher accuracy of detection, can change the form of digital display vernier 2 slide calliper rule that precision is 0.01 into by the main scale 1 shown in Fig. 1 and vernier 2,
Its Cleaning Principle is constant.
Visible, use this device detection keyway symmetry to need not the instruments such as flat board, V-type frame, dial gauge, its detection and reading
Number is similar with vernier 2 slide calliper rule, and detection is simple, quick, low to testing staff's competency profiling, is suitable for the instant inspection of production scene
Survey.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (6)
1. the detection device of keyway symmetry on axle, it is characterised in that: include measuring seat, be fixedly installed in measurement seat
On main scale, and two slips are symmetrically arranged on main scale, can move along main scale and have the vernier of measuring claw；Described main scale
It is provided with the scale of symmetry from which to two ends at line；Described measurement seat includes the ring body passed for workpiece, is arranged on ring body
Portion, for the fixing installation portion connecting main scale, be arranged at inner wall of ring body top and the feeler gauge downwardly extended, and be installed on ring body
Bottom is for the retaining mechanism of top tight workpiece；The center line of described main scale, the vertical line of symmetry of feeler gauge and retaining mechanism are positioned at same
Article one, on vertical line；It is respectively provided with on described vernier and the lock-screw of main scale location.
The detection device of keyway symmetry on axle the most according to claim 1, it is characterised in that: described retaining mechanism bag
Including clamping screw, the end of clamping screw is upward and the threaded bottom through ring body.
The detection device of keyway symmetry on axle the most according to claim 2, it is characterised in that: described retaining mechanism is also
Including the compact heap being movably installed in clamping screw end.
4. according to being used for the detection device of keyway symmetry on axle described in Claims 2 or 3, it is characterised in that: described compression spiral shell
Bar uses round end screw rod.
5. according to the arbitrary described detection device of keyway symmetry on axle of claim 1-3, it is characterised in that: described main scale
It is connected with the installation portion measuring seat by alignment pin.
6. according to the arbitrary described detection device of keyway symmetry on axle of claim 1-3, it is characterised in that: described feeler gauge
It is connected with the ring body measuring seat by alignment pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620713033.5U CN205843584U (en) | 2016-07-08 | 2016-07-08 | A kind of detection device of keyway symmetry on axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620713033.5U CN205843584U (en) | 2016-07-08 | 2016-07-08 | A kind of detection device of keyway symmetry on axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205843584U true CN205843584U (en) | 2016-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620713033.5U Active CN205843584U (en) | 2016-07-08 | 2016-07-08 | A kind of detection device of keyway symmetry on axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205843584U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044814A (en) * | 2017-01-20 | 2017-08-15 | 中国电子科技集团公司第十四研究所 | Device and its measuring method during a kind of worm gear teeth is axially surveyed |
| CN108645327A (en) * | 2018-03-29 | 2018-10-12 | 北京华海基业机械设备有限公司 | A kind of chain monocycle v-notch Alignment measuring device and centering control method |
| CN110388867A (en) * | 2019-06-27 | 2019-10-29 | 中煤张家口煤矿机械有限责任公司 | Chain link counterpart off-centring measuring gage |
-
2016
- 2016-07-08 CN CN201620713033.5U patent/CN205843584U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044814A (en) * | 2017-01-20 | 2017-08-15 | 中国电子科技集团公司第十四研究所 | Device and its measuring method during a kind of worm gear teeth is axially surveyed |
| CN107044814B (en) * | 2017-01-20 | 2023-02-28 | 中国电子科技集团公司第十四研究所 | Measuring method of worm gear tooth axial centering device |
| CN108645327A (en) * | 2018-03-29 | 2018-10-12 | 北京华海基业机械设备有限公司 | A kind of chain monocycle v-notch Alignment measuring device and centering control method |
| CN110388867A (en) * | 2019-06-27 | 2019-10-29 | 中煤张家口煤矿机械有限责任公司 | Chain link counterpart off-centring measuring gage |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |