CN209459559U - A kind of big inner hole detecting device of flywheel - Google Patents
A kind of big inner hole detecting device of flywheel Download PDFInfo
- Publication number
- CN209459559U CN209459559U CN201822122403.XU CN201822122403U CN209459559U CN 209459559 U CN209459559 U CN 209459559U CN 201822122403 U CN201822122403 U CN 201822122403U CN 209459559 U CN209459559 U CN 209459559U
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- China
- Prior art keywords
- strut
- flywheel
- inner hole
- detecting device
- big inner
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The big inner hole detecting device of the utility model flywheel is related to detection device field, more particularly to the big inner hole detecting device of flywheel, including orthogonal strut and motion bar, it is characterized in that, it is top that one end of strut is fixedly installed a rigidity, the other end is connected with a measurement seat, is provided with a dial gauge on the measurement seat；The utility model structure is simple, it is easy to use, using strut and the motion bar vertical with strut, the both ends of motion bar are respectively arranged with a centre with endlong movement, and two centre with endlong movements are symmetrical about strut central axis, the big inner hole of flywheel is measured, guarantee that its measurement position is diameter of bore, and measure the big inner hole of flywheel using dial gauge is arranged on strut, guarantees its measurement accuracy, the measurement of different large-scale inner hole can be realized in the length of adjustment strut and motion bar, has a wide range of application.
Description
Technical field
The utility model relates to detection device fields, and in particular to the big inner hole detecting device of flywheel.
Background technique
Flywheel is a kind of biggish automobile engine slewing parts, and inner hole is bigger, such as φ 475mm vernier caliper
The aperture for not measuring this stepped hole, measuring this inner hole using three-coordinates measuring machine has kind of the meaning of " wasting one's talent on a petty job ", directly makes
With dial bore gage also without so big specification, so the detection of this stepped hole is just relatively difficult.
Summary of the invention
To solve the above-mentioned problems, it is simple to provide a kind of structure for the utility model, easy to use, and guarantees measurement accuracy
The big inner hole detecting device of flywheel.
The big inner hole detecting device of the utility model flywheel, including orthogonal strut and motion bar, which is characterized in that branch
One end of bar be fixedly installed one rigidity it is top, the other end is connected with a measurement seat, is provided with a dial gauge on the measurement seat；
The motion bar is movably connected by guide sleeve and strut, and middle part and the guide sleeve of the motion bar are fixedly linked, guide sleeve
It is socketed on strut；It is further fixedly arranged on a limit sleeve on the strut, elastic device is provided between limit sleeve and guide sleeve；
The both ends of the motion bar are respectively arranged with a centre with endlong movement, and two centre with endlong movements are about strut central axis pair
Claim；The rigidity is top and the central axis of centre with endlong movement with the centerline axis parallel of strut, and towards far from limit sleeve
Side is stretched out.
Preferably, measurement seat includes measuring rod, and the middle part of the measuring rod is connected by pin shaft with strut ends, measuring rod
One end on be provided with a contact head, the other end is connected with a support by spring, and the support is fixedly linked with measurement seat, institute
State dial gauge fixed setting on the support, and the measuring head of dial gauge offsets with the measuring rod；The central axis of the contact head
The centerline axis parallel of line and strut, and stretched out towards the side far from limit sleeve.
Preferably, the top casing by being socketed on strut of rigidity is connected with strut, and a spiral shell is provided in described sleeve pipe
Pit is provided with the positioning bolt closed with corresponding threaded holes in threaded hole；A horizontal baffle and one are further fixedly arranged on casing
The extending direction of vertical baffle, the horizontal baffle towards the end strut stretches out, and the rigidity is top to be fixed at vertical baffle
On.
Preferably, it is steel ball pin that rigidity is top.
Preferably, contact head is centre with endlong movement.
Preferably, centre with endlong movement includes the top fixing seat of column, and a limit blind hole is provided in the top fixing seat, limit
A top spring is provided in the blind hole of position, the top spring one end offsets with limit blind hole root, and the other end is connected with a steel
Ball, the diameter that the steel ball is located in limit blind hole, and limits blind hole opening are less than the sphere diameter of steel ball, limit the center of blind hole
Axis is overlapped with the central axis of top fixing seat；The top fixing seat is fixedly linked by connecting rod and motion bar.
Preferably, it is provided with a spacer pin on support, the spacer pin is stretched out towards measuring rod, when measuring rod is to dial gauge
It is close, successively offset with dial indicator measuring head, spacer pin.
Preferably, elastic device is limit spring.
Or preferably, centre with endlong movement and the top central axis of rigidity be in the same plane.
The utility model structure is simple, easy to use, utilizes strut and the motion bar vertical with strut, the both ends of motion bar
It is respectively arranged with a centre with endlong movement, and two centre with endlong movements are symmetrical about strut central axis, the big inner hole of flywheel is measured, protected
Demonstrate,proving its measurement position is diameter of bore, and measures the big inner hole of flywheel using dial gauge is arranged on strut, guarantees its measurement accuracy,
The measurement of different large-scale inner hole can be realized in the length of adjustment strut and motion bar, has a wide range of application.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Appended drawing reference: 1- strut, 2- motion bar, 3- limit sleeve, 4- is rigidly top, 5- dial gauge, 6- guide sleeve, 7- measurement
Bar, 8- measurement seat, 9- positioning bolt, 10- horizontal baffle, 11- vertical baffle, 12- spring, 13- spacer pin, 14- limit spring,
15- flywheel, 16- centre with endlong movement.
Specific embodiment
The big inner hole detecting device of the utility model flywheel 15, including orthogonal strut 1 and motion bar 2, feature exists
In one end of strut 1 is fixedly installed a rigidity top 4, and the other end is connected with a measurement seat 8, is provided on the measurement seat 8
One dial gauge 5；
The motion bar 2 is movably connected by guide sleeve 6 with strut 1, and middle part and the guide sleeve 6 of the motion bar 2 are fixedly linked,
Guide sleeve 6 is socketed on strut 1；It is further fixedly arranged on a limit sleeve 3 on the strut 1, is provided between limit sleeve 3 and guide sleeve 6
Elastic device；
The both ends of the motion bar 2 are respectively arranged with a centre with endlong movement 16, and two centre with endlong movements 16 are about 1 central axis of strut
Line is symmetrical；Centerline axis parallel of the central axis of the rigidity top 4 and centre with endlong movement 16 with strut 1, and towards separate
The side of limit sleeve 3 is stretched out.
Measuring seat 8 includes measuring rod 7, and the middle part of the measuring rod 7 is connected by pin shaft with 1 end of strut, measuring rod 7
A contact head is provided on one end, the other end is connected with a support by spring 12, and the support is fixedly linked with measurement seat 8,
The dial gauge 5 is fixedly installed on the support, and the measuring head of dial gauge 5 offsets with the measuring rod 7；In the contact head
The centerline axis parallel of mandrel line and strut 1, and stretched out towards the side far from limit sleeve 3.
Casing of the rigidity top 4 by being socketed on strut 1 is connected with strut 1, and a threaded hole is provided in described sleeve pipe,
The positioning bolt 9 closed with corresponding threaded holes is provided in threaded hole；It is perpendicular that a horizontal baffle 10 and one is further fixedly arranged on casing
The extending direction of straight baffle 11, the horizontal baffle 10 towards the end strut 1 stretches out, and the rigidity top 4 is fixed at vertically
On baffle 11.
Rigidity top 4 is steel ball pin.Contact head is centre with endlong movement 16.Centre with endlong movement 16 includes the top fixing seat of column, institute
It states and is provided with a limit blind hole in top fixing seat, limit in blind hole and be provided with a top spring 12, the top spring 12 1
End offsets with limit blind hole root, and the other end is connected with a steel ball, and the steel ball is located in limit blind hole, and limits blind hole opening
The diameter at place is less than the sphere diameter of steel ball, and the central axis for limiting blind hole is overlapped with the central axis of top fixing seat；It is described top
Fixing seat is fixedly linked by connecting rod with motion bar 2.
It is provided with a spacer pin 13 on support, the spacer pin 13 is stretched out towards measuring rod 7, when measuring rod 7 is to dial gauge 5
It is close, successively offset with 5 measuring head of dial gauge, spacer pin 13.Elastic device is limit spring 14.Centre with endlong movement 16 and rigid top
In the same plane, purpose plays a protective role the central axis of point 4 to dial gauge 5.
In use, the utility model is placed on the big inner hole of flywheel 15, one end of rigidity top 4 is provided on strut 1
On horizontal baffle 10 be overlapped on the big inner port edge of flywheel 15, the rigidity top 4 on vertical baffle 11 and the big inner hole of flywheel 15
Inner wall offset, motion bar 2 is placed on flywheel 15, and two on motion bar 2 centre with endlong movement 16 with the big inner hole of flywheel 15
Inner wall offsets, while making the rigidity top 4 and motion bar 2 of strut 1 using the limit spring 14 between limit sleeve 3 and guide sleeve 6
On inner wall point contact of the centre with endlong movement 16 with the big inner hole of flywheel 15, while strut 1 and motion bar 2 are perpendicular, 2 institute of motion bar
Two centre with endlong movements 16 on the string that straight line is the big inner hole of flywheel 15, motion bar 2 are symmetrical about the central axis of strut 1
Setting guarantees straight line where the diameter that 1 place straight line of strut is the big inner hole of flywheel 15；Measuring rod 7 on 1 other end of strut
It is rotatedly connected with strut 1,7 one end of measuring rod is offseted by centre with endlong movement 16 and the inner wall of the big inner hole of flywheel 15, and the other end passes through
Spring 12 is connected with the support for being provided with dial gauge 5, and the measuring head of dial gauge 5 offsets with measuring rod 7；It is measured with dial gauge 5
The one end for the measuring rod 7 that head offsets squeezes 5 measuring head of dial gauge, so as to cause 5 measuring head stress of dial gauge, so dial gauge 5
Reading is had, the measurement and detection function of this measurer has been achieved.This measurement method error is small, easy to operate, percentage
Table 5 is arranged on one end of strut 1, for detecting relatively good calibration.This similarly suitable larger inner hole degree of precision of cubing
Measurement, it is only necessary to change the length of strut 1 and the length of motion bar 2, this survey can be used according to the actual needs of part
Measure the device of inner hole.
Claims (9)
1. a kind of big inner hole detecting device of flywheel, including orthogonal strut (1) and motion bar (2), which is characterized in that strut
(1) one end is fixedly installed a rigidity top (4), and the other end is connected with a measurement seat (8), is arranged on the measurement seat (8)
There are a dial gauge (5)；
The motion bar (2) is movably connected by guide sleeve (6) with strut (1), and the middle part and guide sleeve (6) of the motion bar (2) are solid
Fixed to be connected, guide sleeve (6) is socketed on strut (1)；It is further fixedly arranged on a limit sleeve (3) on the strut (1), limit sleeve (3)
Elastic device is provided between guide sleeve (6)；
The both ends of the motion bar (2) are respectively arranged with a centre with endlong movement (16), and two centre with endlong movements (16) are about in strut (1)
Heart axisymmetrical；Centerline axis parallel of the central axis of the rigidity top (4) and centre with endlong movement (16) with strut (1),
And it is stretched out towards the side far from limit sleeve (3).
2. the big inner hole detecting device of flywheel as described in claim 1, which is characterized in that the measurement seat (8) includes measuring rod
(7), the middle part of the measuring rod (7) is connected by pin shaft with strut (1) end, is provided with one on one end of measuring rod (7) and is connect
Contact, the other end are connected with a support by spring (12), and the support is fixedly linked with measurement seat (8), the dial gauge (5)
It is fixedly installed on the support, and the measuring head of dial gauge (5) offsets with the measuring rod (7)；The central axis of the contact head
With the centerline axis parallel of strut (1), and towards far from limit sleeve (3) side stretch out.
3. the big inner hole detecting device of flywheel as described in claim 1, which is characterized in that the rigidity top (4) is by being socketed in
Casing on strut (1) is connected with strut (1), and a threaded hole is provided in described sleeve pipe, is provided in threaded hole and threaded hole
The positioning bolt (9) matched；A horizontal baffle (10) and a vertical baffle (11), the level are further fixedly arranged on casing
The extending direction of baffle (10) towards the end strut (1) stretches out, and the rigidity top (4) is fixed on vertical baffle (11).
4. the big inner hole detecting device of flywheel as claimed in claim 3, which is characterized in that the rigidity top (4) is steel ball pin.
5. the big inner hole detecting device of flywheel as claimed in claim 4, which is characterized in that the contact head is centre with endlong movement (16).
6. the big inner hole detecting device of flywheel as claimed in claim 5, which is characterized in that the centre with endlong movement (16) includes column top
Sharp fixing seat is provided with a limit blind hole in the top fixing seat, limits in blind hole and is provided with a top spring (12), described
Top spring (12) one end offsets with limit blind hole root, and the other end is connected with a steel ball, and the steel ball is located in limit blind hole,
And the diameter for limiting blind hole opening is less than the sphere diameter of steel ball, limits the central axis of blind hole and the central axis of top fixing seat
It is overlapped；The top fixing seat is fixedly linked by connecting rod with motion bar (2).
7. the big inner hole detecting device of flywheel as described in claim 1, which is characterized in that be provided with a spacer pin on the support
(13), the spacer pin (13) is stretched out towards measuring rod (7), when measuring rod (7) is close to dial gauge (5), successively with dial gauge
(5) measuring head, spacer pin (13) offset.
8. the big inner hole detecting device of flywheel as described in claim 1, which is characterized in that the elastic device is limit spring
(14).
9. the big inner hole detecting device of flywheel as described in claims 1 or 2 or 3 or 7 or 8, which is characterized in that the centre with endlong movement
(16) and rigidity top (4) central axis in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822122403.XU CN209459559U (en) | 2018-12-18 | 2018-12-18 | A kind of big inner hole detecting device of flywheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822122403.XU CN209459559U (en) | 2018-12-18 | 2018-12-18 | A kind of big inner hole detecting device of flywheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209459559U true CN209459559U (en) | 2019-10-01 |
Family
ID=68041040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822122403.XU Expired - Fee Related CN209459559U (en) | 2018-12-18 | 2018-12-18 | A kind of big inner hole detecting device of flywheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209459559U (en) |
-
2018
- 2018-12-18 CN CN201822122403.XU patent/CN209459559U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191001 Termination date: 20211218 |