CN206531451U - A kind of deep hole chamfering survey tool - Google Patents
A kind of deep hole chamfering survey tool Download PDFInfo
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- CN206531451U CN206531451U CN201720086012.XU CN201720086012U CN206531451U CN 206531451 U CN206531451 U CN 206531451U CN 201720086012 U CN201720086012 U CN 201720086012U CN 206531451 U CN206531451 U CN 206531451U
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- chamfering
- housing
- survey tool
- cylinder
- deep hole
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Abstract
The utility model discloses a kind of deep hole chamfering survey tool, including housing, the profile of housing is in the form of a column and vertically arranged, the chamfering measurement bar that can slide up and down is installed in the inner chamber of housing, the lower surface of housing is provided with counterbore, the lower end of chamfering measurement bar is connected with the chamfering measurement head that can be entered in counterbore, driving handle is connected with chamfering measurement bar, the side wall of housing is provided with chute, driving handle is stretched out outside housing through chute, the return spring that chamfering measurement bar can be driven to return to top stop position is installed in housing, the upper end of housing is provided with dial gauge, the measurement head of dial gauge is extend into housing, the upper end of chamfering measurement bar is in contact with the measurement head of dial gauge.The bushing mounting holes chamfer dimesion that the utility model can be used in the deep chamber of cylinder cap, measurement process is convenient and swift, and measurement result is directly accurate.
Description
Technical field
The utility model is related to a kind of deep hole chamfering survey tool.
Background technology
Water cavity at engine cylinder cover oil injector hole realizes sealing by oil sprayer bushing, and oil sprayer bushing is small for convenience
End is in the bushing mounting holes of oil injector hole bottom, in order to prevent oil sprayer bushing from being pulled during riveting by hole wall,
Need in bushing mounting holes end chamfering.Because the chamfering is located inside cylinder cap, it is impossible to entered using conventional survey tool
Row measurement.It is therefore desirable to design a kind of deep hole chamfering survey tool.
The content of the invention
The purpose of this utility model is for a kind of above-mentioned not enough deep hole chamfering survey tool of offer, for measuring positioned at deep
The nose end chamfering at place.
To reach above-mentioned purpose, the utility model includes housing, and the profile of housing is in the form of a column and vertically arranged, and its structure is special
Point is to be provided with the chamfering measurement bar that can slide up and down in the inner chamber of the housing, and the lower surface of housing is provided with counterbore, chamfering
The lower end of measurement bar is connected with the chamfering measurement head that can be entered in counterbore, chamfering measurement bar and is connected with driving handle, housing
Side wall is provided with chute, and driving handle is stretched out outside housing through chute, and being provided with housing can drive chamfering measurement bar to return to top
The return spring of stop position, the upper end of housing is provided with dial gauge, and the measurement head of dial gauge is extend into housing, chamfering measurement
The upper end of bar is in contact with the measurement head of dial gauge.
The housing includes cylinder and the locking cap installed in cylinder upper end.
The cylinder has an endoporus of insertion upper and lower ends, upper hole section that the endoporus of cylinder includes being sequentially connected up and down,
The diameter of middle part hole section, lower hole section, upper hole section and lower hole section is all higher than the diameter of middle part hole section.
The cylinder is provided with two relative chutes of left and right, and the chute is the otch for being located at cylinder upper end.
The chamfering measurement bar is provided with the mounting hole axially vertical with it, and driving handle is inserted into mounting hole, driving handle
Two ends be each passed through a chute stretch out cylinder outside.
The return spring is sleeved in chamfering measurement bar, and the upper end of return spring is acted against on driving handle.
The locking cap includes side wall annular in shape and the roof for being located at the top of side wall and being connected with side wall.
The inner peripheral surface of the side wall is provided with internal thread, and the upper end of cylinder is provided with corresponding external screw thread.
The roof of the locking cap is provided with mounting hole, and the sleeve part of dial gauge is inserted into mounting hole.
The chamfering measurement head is in round table-like, and the diameter of chamfering measurement head is gradually reduced from top to bottom.
Occupation mode of the present utility model is as follows：Hand-held upper end of the present utility model, gently put it into cylinder cap oil spout
In device hole, bottom is firmly urged it against, so that the lower surface of housing and the upper surface of bushing mounting holes are completely attached to, by dial gauge
Reading is adjusted to zero, and driving handle is gently pressed down on another hand, makes chamfering measurement head completely into chamfering bottom to be measured, note
Now percentage meter reading variable quantity is recorded, the utility model is proposed upwards, whole measurement process is completed.Percentage meter reading variable quantity
It is exactly depth of chamfering to be measured.
The bushing mounting holes chamfer dimesion that the utility model can be used in the deep chamber of cylinder cap, measurement process is convenient and swift, measurement
As a result it is directly accurate.In addition to for being measured to the bushing mounting holes chamfering in cylinder cap, the utility model can also be used to
Nose end chamfering in other deep holes or deep chamber is measured.The scope of application of the present utility model is wider, when measuring different chamferings,
Change the chamfering measurement bar with different chamfering measurement heads.
Brief description of the drawings
Embodiment of the present utility model is further described in detail below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of engine cylinder cover；
Fig. 2 is structural representation of the present utility model；
Fig. 3 is use state figure when bottom of the present utility model is contacted with workpiece.
Embodiment
Bushing mounting holes 17 on reference picture 1, engine cylinder cover 16 are located inside cylinder cap, and the nose end of bushing mounting holes 17 is needed
Chamfering, the chamfering is chamfering 19 to be measured, and chamfering 19 to be measured is located in the deep chamber on engine cylinder cover 16, it is impossible to using normal
Survey tool is measured, and the deep hole chamfering survey tool can be used for the chamfering to be measured 19 that measurement is located in deep chamber.
Reference picture 2, Fig. 3, the deep hole chamfering survey tool include housing 1, and the profile of housing 1 is in the form of a column and vertically arranged,
The chamfering measurement bar 2 that can slide up and down is installed, the lower surface of housing 1 is provided with counterbore, chamfering measurement bar in the inner chamber of housing 1
2 lower end is connected with the chamfering measurement head 4 that can be entered in counterbore, and chamfering measurement head 4 is structure as a whole with chamfering measurement bar 2,
Driving handle 5 is connected with chamfering measurement bar 2, the side wall of housing 1 is provided with chute 13, and driving handle 5 stretches out housing 1 through chute 13
Outside, the return spring 6 that chamfering measurement bar 2 can be driven to return to top stop position is installed, the upper end of housing 1 is installed in housing 1
There is dial gauge 7, the measurement head of dial gauge 7 is extend into housing 1, and the upper end of chamfering measurement bar 2 connects with the measurement head of dial gauge 7
Touch.
The occupation mode of the deep hole chamfering survey tool is as follows：The upper end of the hand-held deep hole chamfering survey tool, gently
Whole survey tool is put into cylinder head fuel injector hole, survey tool is firmly pressed onto bottom, so that lower surface and the bushing of housing 1
The upper surface of mounting hole is completely attached to, and the reading of dial gauge is adjusted into zero, driving handle 5 is gently pressed down on another hand,
Make chamfering measurement head 4 completely into chamfering bottom to be measured, record now percentage meter reading variable quantity, survey tool is carried upwards
Go out, whole measurement process is completed.Percentage meter reading variable quantity is exactly depth of chamfering to be measured.
The chamfer dimesion of bushing mounting holes 17 that the deep hole chamfering survey tool can be used in the deep chamber of cylinder cap, measurement process is convenient
Fast, measurement result is directly accurate.In addition to for being measured to the chamfering of bushing mounting holes 17 in cylinder cap, the deep hole chamfering
Survey tool can also be used to measure the nose end chamfering in other deep holes or deep chamber.
Housing 1 includes cylinder 8 and the locking cap 9 installed in the upper end of cylinder 8 in the present embodiment.Using this structure be in order to
It is easy to process and assembles, in addition housing 1 can also use other structures, such as housing 1 includes two parts of two pairs of left and right,
Two parts spiral-lock forms a complete housing 1 together.
Cylinder 8 has an endoporus of insertion upper and lower ends, upper hole section 10 that the endoporus of cylinder 8 includes being sequentially connected up and down,
The diameter of middle part hole section 11, lower hole section 12, upper hole section 10 and lower hole section 12 is all higher than the diameter of middle part hole section 11.Middle part
The internal diameter of hole section 11 and the external diameter of chamfering measurement bar 2 match, and chamfering measurement bar 2 can be slided up and down along middle part hole section 11, bottom
Hole section 12 is the counterbore on the lower surface of housing 1.
Cylinder 8 is provided with two relative chutes 13 of left and right, and the chute 13 is the otch for being located at the upper end of cylinder 8.Chamfering
Measurement bar 2 is provided with the mounting hole 14 axially vertical with it, and driving handle 5 is inserted into mounting hole 14, the two ends difference of driving handle 5
Stretched out through a chute 13 outside cylinder 8.Driving handle 5 first can be filled driving handle 5 with mounting hole 14 using interference fit during assembling
Enter in mounting hole 14, then chamfering measurement bar 2 is put into the endoporus of cylinder 8, the two ends of driving handle 5 can be from top to bottom during assembling
Into in otch, the two ends of driving handle 5 are each passed through an otch and stretched out outside cylinder 8 after the completion of assembling.
Return spring 6 is sleeved in chamfering measurement bar 2, and the upper end of return spring 6 is acted against on driving handle 5, return spring 6
Lower end act against on the step surface between upper hole section 10 and middle part hole section 11.Return spring 6 can drive chamfering measurement bar 2 to
Upper to slide, step surface between lower hole section 12 and middle part hole section 11 has position-limiting action to chamfering measurement head 4, so that by chamfering
Measurement bar 2 is limited at top dead centre.
Locking cap 9 includes side wall annular in shape and the roof for being located at the top of side wall and being connected with side wall.Side wall
Inner peripheral surface is provided with internal thread, and the upper end of cylinder 8 is provided with corresponding external screw thread.Locking cap 9 is connected with cylinder 8 by screw thread
Connect, be easy to assembling, be conveniently replaceable chamfering measurement bar 2.
The roof of locking cap 9 is provided with mounting hole 15, and the sleeve part of dial gauge 7 is inserted into mounting hole 15.Dial gauge 7
Can be using the connected mode being interference fitted between mounting hole 15, it would however also be possible to employ the mode of other connections.
Chamfering measurement head 4 is in round table-like, and the diameter of chamfering measurement head 4 is gradually reduced from top to bottom.The periphery of chamfering measurement head 4
The taper in face and the diameter of chamfering measurement head 4 can be according to the parameter designings of chamfering to be measured, can when measuring different chamferings
Change the chamfering measurement bar 2 with different chamfering measurement heads 4.
Claims (10)
1. a kind of deep hole chamfering survey tool, including housing（1）, housing（1）Profile be in the form of a column and vertically arranged, it is characterized in that
The housing（1）Inner chamber in the chamfering measurement bar that can slide up and down is installed（2）, housing（1）Lower surface be provided with counterbore,
Chamfering measurement bar（2）Lower end be connected with the chamfering measurement head that can be entered in counterbore（4）, chamfering measurement bar（2）On be connected with
Driving handle（5）, housing（1）Side wall be provided with chute（13）, driving handle（5）Through chute（13）Stretch out housing（1）Outside, housing
（1）Chamfering measurement bar can be driven by being inside provided with（2）Return to the return spring of top stop position（6）, housing（1）Upper end install
There is dial gauge（7）, dial gauge（7）Measurement head extend into housing（1）It is interior, chamfering measurement bar（2）Upper end and dial gauge（7）'s
Measurement head is in contact.
2. deep hole chamfering survey tool according to claim 1, it is characterized in that the housing（1）Including cylinder（8）And peace
Mounted in cylinder（8）The locking cap of upper end（9）.
3. deep hole chamfering survey tool according to claim 2, it is characterized in that the cylinder（8）With insertion upper and lower ends
Endoporus, cylinder（8）Endoporus include the upper hole section that is sequentially connected up and down（10）, middle part hole section（11）, lower hole section（12）,
Upper hole section（10）With lower hole section（12）Diameter be all higher than middle part hole section（11）Diameter.
4. deep hole chamfering survey tool according to claim 2, it is characterized in that the cylinder（8）It is relative provided with left and right
Two chutes（13）, the chute（13）To be located at cylinder（8）The otch of upper end.
5. deep hole chamfering survey tool according to claim 4, it is characterized in that the chamfering measurement bar（2）It is provided with and it
Axially vertical mounting hole（14）, driving handle（5）It is inserted into mounting hole（14）In, driving handle（5）Two ends be each passed through a cunning
Groove（13）Stretch out cylinder（8）Outside.
6. deep hole chamfering survey tool according to claim 5, it is characterized in that the return spring（6）It is sleeved on chamfering survey
Gauge rod（2）On, return spring（6）Upper end act against driving handle（5）On.
7. deep hole chamfering survey tool according to claim 2, it is characterized in that the locking cap（9）Including side annular in shape
Wall and it is located at the top of side wall and the roof being connected with side wall.
8. deep hole chamfering survey tool according to claim 7, it is characterized in that the inner peripheral surface of the side wall is provided with interior spiral shell
Line, cylinder（8）Upper end be provided with corresponding external screw thread.
9. deep hole chamfering survey tool according to claim 7, it is characterized in that the locking cap（9）Roof provided with peace
Fill hole（15）, dial gauge（7）Sleeve part be inserted into mounting hole（15）In.
10. the deep hole chamfering survey tool according to any one of claim 1 to 9 right, it is characterized in that the chamfering is surveyed
Measure head（4）In round table-like, chamfering measurement head（4）Diameter be gradually reduced from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720086012.XU CN206531451U (en) | 2017-01-23 | 2017-01-23 | A kind of deep hole chamfering survey tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720086012.XU CN206531451U (en) | 2017-01-23 | 2017-01-23 | A kind of deep hole chamfering survey tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206531451U true CN206531451U (en) | 2017-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720086012.XU Active CN206531451U (en) | 2017-01-23 | 2017-01-23 | A kind of deep hole chamfering survey tool |
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| CN (1) | CN206531451U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917559A (en) * | 2018-07-26 | 2018-11-30 | 广西玉柴机器股份有限公司 | A kind of simple big Hole chamfering measuring tool |
| CN109238068A (en) * | 2018-09-04 | 2019-01-18 | 中国航发航空科技股份有限公司 | A kind of measuring device for engine circular arc dove-tail form tongue-and-groove intersection point |
| CN114993132A (en) * | 2022-06-01 | 2022-09-02 | 沈阳飞机工业（集团）有限公司 | Chamfer gauge with dial indicator and use method thereof |
-
2017
- 2017-01-23 CN CN201720086012.XU patent/CN206531451U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917559A (en) * | 2018-07-26 | 2018-11-30 | 广西玉柴机器股份有限公司 | A kind of simple big Hole chamfering measuring tool |
| CN108917559B (en) * | 2018-07-26 | 2024-05-03 | 广西玉柴机器股份有限公司 | Simple and easy macroporous chamfer measuring tool |
| CN109238068A (en) * | 2018-09-04 | 2019-01-18 | 中国航发航空科技股份有限公司 | A kind of measuring device for engine circular arc dove-tail form tongue-and-groove intersection point |
| CN114993132A (en) * | 2022-06-01 | 2022-09-02 | 沈阳飞机工业（集团）有限公司 | Chamfer gauge with dial indicator and use method thereof |
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