CN202734724U - Gasket selecting measuring tool - Google Patents
Gasket selecting measuring tool Download PDFInfo
- Publication number
- CN202734724U CN202734724U CN 201220355789 CN201220355789U CN202734724U CN 202734724 U CN202734724 U CN 202734724U CN 201220355789 CN201220355789 CN 201220355789 CN 201220355789 U CN201220355789 U CN 201220355789U CN 202734724 U CN202734724 U CN 202734724U
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- handle
- hook
- survey instrument
- choosing
- gauge head
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a gasket selecting measuring tool. The gasket selecting measuring tool comprises an indicating gauge, a handle, a positioning mandrel and a hook-shaped measuring head, wherein one end of the handle is provided with an indicating gauge mounting hole, the other end of the handle is provided with an opening, and an inner cavity is arranged in the middle of the handle, the positioning mandrel has a measuring arm, the indicating gauge enters the inner cavity through the indicating gauge mounting hole of the handle, the positioning mandrel moves along an inner wall of the inner cavity of the handle, the measuring arm extends out of the opening, the hook-shaped measuring head is rotatably connected with the handle, and the hook-shaped measuring head moves along a normal direction of a moving direction of the positioning mandrel. The gasket selecting measuring tool is convenient and accurate and can directly measure thickness of a required adjustment gasket.
Description
Technical field.
The utility model relates to a kind of survey instrument, particularly a kind of choosing pad survey instrument.
Background technology
In the axial assembling process of component of machine, for example in the automobile gearbox assembling process, for guaranteeing the axial location precision of input shaft, usually need to be after input shaft and clutch device prepare, install the very high adjustment pad of precision (for example, the adjustment pad tolerance of certain product be ± 0.03mm).And this thickness of adjusting pad generally will could be determined after assembling.But, the position of adjustment pad to be installed in the component internal that assembles this moment, the space is very narrow and small and hidden, can't directly measure.
At present, a kind of measuring method is to adopt the instrument such as clearance gauge to measure, and is very inconvenient when measuring, and can produce larger error, and measuring accuracy is not high; Another kind method is respectively input shaft, clutch coupling parameters to be measured before assembling, calculates the adjustment spacer thickness again, and required measurement parameter is many, and the actual conditions after probably finishing with assembling are not inconsistent.These two kinds of methods are all cumbersome, and can not obtain accurate size.
The utility model content
The purpose of this utility model provides and a kind ofly can make things convenient for, accurately select pad to measure, and can directly record the choosing pad survey instrument of required adjustment spacer thickness.
For achieving the above object, embodiment of the present utility model provides following technical scheme:
A kind of choosing pad survey instrument comprises:
Indicating gauge;
Handle, the one end has the indicating gauge mounting hole, and the other end is opening, and the centre is internal cavities;
Positioning core axle, it has gage beam;
The hook-type gauge head;
Described indicating gauge enters internal cavities by the indicating gauge mounting hole of described handle, described positioning core axle moves along the internal cavities inwall of described handle, described gage beam stretches out described opening, described hook-type gauge head is rotatably connected to described handle, and described hook-type gauge head is along moving with the normal direction of described positioning core axle direction of motion.
Selectively, have stop means between described positioning core axle and the described handle.
Selectively, described stop means is hole-pin adapting device.
Selectively, described indicating gauge is by fixing between holding screw realization and the described handle.
Selectively, described hook-type gauge head is connected to described handle by straight pin.
Selectively, between described hook-type gauge head and the described handle retracing spring is installed.
Selectively, described handle and the described hook-type gauge head outside is equipped with elastic spring.
Selectively, between described positioning core axle and the described handle retracing spring is installed, the flexible direction of described retracing spring is consistent with the direction of motion of described positioning core axle.
Adopting aforesaid choosing pad survey instrument to select pad to measure included step has:
Zeroing, the step that comprises has:
The axle bed that has annular groove is provided;
The measurement and positioning pad is provided, and its end face is provided by following equation to the distance of the upper surface of the annular groove of described axle bed:
h=t+δ
Be described measurement and positioning pad end face to the distance of the upper surface of the annular groove of described axle bed at this h, t is the thickness of the snap ring that will install in the described annular groove, and δ is allowable clearance;
Described measurement and positioning pad is placed on the described axle bed;
The gage beam of the positioning core axle of described choosing pad survey instrument is withstood on the end face of described measurement and positioning pad;
The hook-type gauge head of described choosing pad survey instrument is hooked on the annular groove upper surface of described axle bed;
Indicating gauge zero clearing with described choosing pad survey instrument;
Described choosing pad survey instrument is placed the actual measurement environment, the gage beam of described positioning core axle is withstood on the measurement datum, described hook-type gauge head is hooked on the surveying work face;
Read described dial gauge reading.
Selectively, described measurement and positioning pad prepares by grinding.
Owing to adopting hook-type gauge head and positioning core axle to carry out member as measuring, the relative displacement value between two members is provided by indicating gauge, measures so that described choosing pad survey instrument can be deep in the assembly after the assembling easily.Owing to adopting the indicating gauge reading numerical values, can reach one of percentage or per mille millimeter even higher precision, so that measured value is more accurate.
Owing in measurement, there being the zeroing step, can get rid of in advance the interference of snap ring thickness and allowable clearance, the numerical value that reads from indicating gauge directly is required adjustment spacer thickness, need not to calculate.
Further, owing between described hook-type gauge head and the described handle retracing spring is installed, so that described choosing pad survey instrument can be measured with the arbitrarily angled component internal that is inserted into.
Further, because described measurement and positioning pad prepares by grinding, increased its surface accuracy, and then improved measuring accuracy.
Description of drawings
Fig. 1 is the sectional view of the utility model embodiment, has shown the various piece of choosing pad survey instrument and the principle of work of choosing pad survey instrument zeroing step;
Fig. 2 is the sectional view of the utility model embodiment, has shown choosing pad measuring process.
Sequence number among the above figure: 1 indicating gauge, 101 sounding rods, 2 suspension ring, 3 holding screws, 4 handles, 401 internal cavities, 5 positioning core axles, spacing hole 501, gage beam 502,6 retracing springs, 7 straight pins, 8 hook-type gauge heads, 9 circular orientation covers, 10 axle beds, 11 measurement and positioning pads, 12 retracing springs, 13 elastic springs, 14 spacer pins, 15 clutch couplinges, 16 annular grooves, 17 input shafts.
Embodiment
Fig. 1 is the sectional view of the utility model embodiment, has shown the various piece of choosing pad survey instrument.Indicating gauge 1 enters internal cavities by the indicating gauge mounting hole (not shown) of handle 4, and fixing by holding screw 3.Those of ordinary skills can imagine, indicating gauge 1 also can be realized fixing with handle 4 by modes such as bonding, welding.The sounding rod 101 of indicating gauge 1 is positioned at internal cavities 401.To those of ordinary skills apparently, indicating gauge 1 can be numeral or mechanical type dial gauge, clock gauge.For easy to carry, hook 2 is installed also on the handle 4.Positioning core axle 5 inserts the internal cavities 401 of handle 4, and its top contacts with sounding rod 101 in measuring process, and sounding rod 101 can be conducted its displacement to indicating gauge 1.Gage beam 502 stretches out from the opening part of handle 4 end relative with the indicating gauge mounting hole.Be processed with spacing hole 501 on the positioning core axle 5, it is slotted hole, register pin 14 passes sidewall and the pilot hole 501 of handle 4, limited the displacement size of positioning core axle 5 in internal cavities 401, so that positioning core axle 5 neither can come off too much because skidding off internal cavities 401, also can not go deep into internal cavities 401 makes indicating gauge 1 surpass range, tamper-indication table too much.Those of ordinary skills are to be understood that, in the present embodiment, to have realized limit function by cooperating between register pin 14 and the pilot hole 501, those of ordinary skills can imagine at an easy rate, by mounting spring between an end at the indicating gauge mounting hole place of the top of positioning core axle 5 and handle 4, perhaps alternate manner can be realized this limit function equally, but does not leave scope of the present utility model.Between the gage beam 502 of preferred orientation mandrel 5 and the handle 4 retracing spring 12 is installed.On the one hand, retracing spring 12 plays auxiliary position-limiting action, even in the situation that there is not spacer pin 14, still can skid off internal cavities 401 by mode positioning core axle 5, and on the other hand, in measurement, retracing spring 12 can promote handle 4 returns in measurement.Concrete measuring method will be described in more detail below.Hook-type gauge head 8 is rotatably connected to the outside of handle 4 by straight pin 7.Between preferred hook-type gauge head 8 and the handle 4 retracing spring 6 is installed.During measurement, hook-type gauge head 8 is around straight pin 7 rotations, is in open configuration (shown in the dotted line hook-type gauge head among Fig. 2), enter annular groove 16 after, under the restoring force effect that retracing spring 6 applies, hook-type gauge head 8 hooks the upper surface of annular groove 16.After measurement is finished, press the position that hook-type gauge head 8 is installed retracing springs 6, hook-type gauge head 8 is opened, and makes the choosing pad survey instrument position of can deactivating.Those of ordinary skills can imagine, hook-type gauge head 8 also can not install back a spring 6, restoring force is provided by the gravity of hook-type gauge head 8 self, but apparent, in the situation that there is retracing spring 6, choosing pad survey instrument not only can carry out vertical survey, can also measure with the arbitrarily angled working position that enters, and this obviously has more advantage.In the situation that there is retracing spring 6, at handle 4 and hook-type gauge head 8 outsides elastic spring 13 is installed, retracing spring 6 can not come off easily.
Next in connection with Fig. 1 and Fig. 2 choosing pad measuring method is described in detail.In the utility model embodiment, choosing pad measuring method is to be described with the example that is assembled into of input shaft 17 with clutch coupling 15, but apparent to those of ordinary skills, choosing pad survey instrument of the present utility model and measuring method thereof can be used in other similar measurement environment.
At first with reference to figure 1, it has shown that the step that comprises has according to the principle of work of the choosing pad survey instrument zeroing of the utility model embodiment:
An axle bed 10 is provided, and its top simulation input shaft 17 has annular groove 16.Selectively, preparation circular orientation cover 9, simulated clutch 15.Axle bed 10 has simulated the actual measurement environment jointly with circular orientation cover 9.
Measurement and positioning pad 11 is provided, its end face is provided by following equation to the distance of the upper surface of the annular groove 16 of axle bed 10:
h=t+δ
Be described measurement and positioning pad 11 end faces to the distance of the upper surface of the annular groove 16 of described axle bed at this h, t is the thickness of the snap ring that will install in the described annular groove, and δ is allowable clearance.Preferred described measurement and positioning pad 11 is by the grinding preparation, to have higher precision.
Measurement and positioning pad 11 is placed on the axle bed 10;
To select the bottom surface of the gage beam 502 of the positioning core axle 5 that fills up survey instrument to withstand on the end face of measurement and positioning pad 11;
Make on the upper surface of the annular groove 16 that selects the hook-type gauge head 8 that fills up survey instrument to be hooked in axle bed 10;
Indicating gauge 1 zero clearing with choosing pad survey instrument;
At this moment, be under the zero condition in indicating gauge 1 registration, the range difference between the bottom surface of the measurement face of hook-type gauge head 8 and gage beam 502 is h.
Fig. 2 is the sectional view of the utility model embodiment, has shown choosing pad measuring process.For clear, the indicating gauge 1 among Fig. 1 is omitted, and choosing pad survey instrument only the part sequence number marked.Input shaft 17 is assembled together with clutch coupling 15 and forms an assembly, has formed the actual measurement environment.After the assembling, need to be on clutch coupling 15 and end face that input shaft 17 contacts, both the measurement datum Pr shown in Fig. 2 was equipped with and adjusted the pad (not shown), be used for adjusting the axial location precision, in the annular groove 16 on the adjustment pad snap ring (not shown) be installed again and carried out axial location.The upper surface of annular groove 16 is surveying work face Pm.Snap ring and adjust between the pad or adjust between pad and the measurement datum Pr and allow to exist the gap.Suppose that needing selected adjustment spacer thickness be T, snap ring thickness is t, and allowable clearance is δ, and the distance between Pr and the Pm is H, H=T+t+ δ then, and it is required that record is exactly parameter T.At first, make choosing pad survey instrument enter assembly, the gage beam 502 of positioning core axle 5 withstands on the measurement datum Pr.Promote handle 4 choosing pad survey instrument is continued deeply, hook-type gauge head 8 enters open mode under the extruding of input shaft 17, shown such as the dotted line hook-type gauge head among Fig. 2.Subsequently, under the effect of retracing spring 6, hook-type gauge head 8 hooks the upper surface of annular groove 16, both surveying work face Pm.Range difference between the bottom surface of the measurement face of hook-type gauge head 8 and gage beam 502 is H at this moment.In promoting the process of handle 4, positioning core axle 5 has produced displacement at internal cavities 401, as indicated in the positioning core axle dotted portion among Fig. 2, makes among indicating gauge 1(Fig. 2 not shown) shift value that can measurement and positioning mandrel 5 relative hook-type gauge heads 8.Owing to before measurement, indicating gauge 1 is returned to zero, therefore this moment indicating gauge 1 reading to be surveying work face Pm be in distance between the zero condition position (dotted line represents among Fig. 2) to indicating gauge 1, reading is H-h=T, has got rid of the interference of h, has directly obtained the adjustment spacer thickness.
Therefore, the choosing pad survey instrument by the utility model embodiment directly records the step that the method for selecting mat thickness comprises has:
Zeroing, the step that comprises has:
The axle bed 10 that has annular groove 16 is provided;
Measurement and positioning pad 11 is provided, and its end face is provided by following equation to the distance of the upper surface of the annular groove 16 of axle bed 10:
h=t+δ
This h be measurement and positioning pad 11 end faces to the distance of the upper surface of the annular groove 16 of axle bed 10, t is the thickness of the snap ring (not shown) that will install in the annular groove 16, δ is allowable clearance;
Measurement and positioning pad 11 is placed on the described axle bed 10;
The gage beam 502 that choosing is filled up the positioning core axle 5 of survey instrument withstands on the end face of measurement and positioning pad 11;
The hook-type gauge head 8 of choosing pad survey instrument is hooked on annular groove 16 upper surfaces of axle bed 10;
Indicating gauge 1 zero clearing with choosing pad survey instrument;
To select the pad survey instrument to place the actual measurement environment, the gage beam 502 of positioning core axle will be withstood on the measurement datum Pr, hook-type gauge head 8 will be hooked on the surveying work face Pm;
Read described dial gauge reading.
Although the utility model is described in conjunction with above embodiment, but the utility model is not defined to above-described embodiment, and only be subjected to the restriction of claims, those of ordinary skills can easily make amendment to it and change, but do not leave essence design of the present utility model and scope.
Claims (8)
1. survey instrument is filled up in a choosing, comprising:
Indicating gauge;
Handle, the one end has the indicating gauge mounting hole, and the other end is opening, and the centre is internal cavities;
Positioning core axle, it has gage beam;
The hook-type gauge head;
Described indicating gauge enters internal cavities by the indicating gauge mounting hole of described handle, described positioning core axle moves along the internal cavities inwall of described handle, described gage beam stretches out described opening, described hook-type gauge head is rotatably connected to described handle, and described hook-type gauge head is along moving with the normal direction of described positioning core axle direction of motion.
2. choosing pad survey instrument according to claim 1 is characterized in that, has stop means between described positioning core axle and the described handle.
3. choosing pad survey instrument according to claim 2 is characterized in that, described stop means is hole-pin adapting device.
4. choosing pad survey instrument according to claim 1 is characterized in that, described indicating gauge is by fixing between holding screw realization and the described handle.
5. choosing pad survey instrument according to claim 1 is characterized in that, described hook-type gauge head is connected to described handle by straight pin.
6. choosing pad survey instrument according to claim 1 is characterized in that, between described hook-type gauge head and the described handle retracing spring is installed.
7. choosing pad survey instrument according to claim 6 is characterized in that, described handle and the described hook-type gauge head outside are equipped with elastic spring.
8. choosing pad survey instrument according to claim 1 is characterized in that, between described positioning core axle and the described handle retracing spring is installed, and the flexible direction of described retracing spring is consistent with the direction of motion of described positioning core axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220355789 CN202734724U (en) | 2012-07-20 | 2012-07-20 | Gasket selecting measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220355789 CN202734724U (en) | 2012-07-20 | 2012-07-20 | Gasket selecting measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202734724U true CN202734724U (en) | 2013-02-13 |
Family
ID=47660414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220355789 Withdrawn - After Issue CN202734724U (en) | 2012-07-20 | 2012-07-20 | Gasket selecting measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202734724U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102778189A (en) * | 2012-07-20 | 2012-11-14 | 安徽江淮汽车股份有限公司 | Cushion-selecting measuring tool and measuring method thereof |
| CN103453827A (en) * | 2013-09-02 | 2013-12-18 | 山东新金发汽车零部件有限公司 | Sphere diameter detecting device for spherical surface gasket |
| CN103759688A (en) * | 2013-12-06 | 2014-04-30 | 安徽巨一自动化装备有限公司 | Tool for manually measuring thickness of gasket |
| CN106112515A (en) * | 2016-08-17 | 2016-11-16 | 山东蓬翔汽车有限公司 | A kind of suspension plate spring abutment selects pad machine |
-
2012
- 2012-07-20 CN CN 201220355789 patent/CN202734724U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102778189A (en) * | 2012-07-20 | 2012-11-14 | 安徽江淮汽车股份有限公司 | Cushion-selecting measuring tool and measuring method thereof |
| CN102778189B (en) * | 2012-07-20 | 2014-09-10 | 安徽江淮汽车股份有限公司 | Cushion-selecting measuring tool and measuring method thereof |
| CN103453827A (en) * | 2013-09-02 | 2013-12-18 | 山东新金发汽车零部件有限公司 | Sphere diameter detecting device for spherical surface gasket |
| CN103453827B (en) * | 2013-09-02 | 2015-11-18 | 山东新金发汽车零部件有限公司 | Spherical pad sphere diameter pick-up unit |
| CN103759688A (en) * | 2013-12-06 | 2014-04-30 | 安徽巨一自动化装备有限公司 | Tool for manually measuring thickness of gasket |
| CN103759688B (en) * | 2013-12-06 | 2016-03-30 | 安徽巨一自动化装备有限公司 | Spacer thickness manual measurement frock |
| CN106112515A (en) * | 2016-08-17 | 2016-11-16 | 山东蓬翔汽车有限公司 | A kind of suspension plate spring abutment selects pad machine |
| CN106112515B (en) * | 2016-08-17 | 2018-01-02 | 山东蓬翔汽车有限公司 | One kind suspension spring block selects pad machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130213 Effective date of abandoning: 20140910 |
|
| RGAV | Abandon patent right to avoid regrant |