CN112504061A - Inspection frock of axle hole position - Google Patents
Inspection frock of axle hole position Download PDFInfo
- Publication number
- CN112504061A CN112504061A CN202011548176.2A CN202011548176A CN112504061A CN 112504061 A CN112504061 A CN 112504061A CN 202011548176 A CN202011548176 A CN 202011548176A CN 112504061 A CN112504061 A CN 112504061A
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- Prior art keywords
- shaft
- hole
- supporting block
- inspection
- top surface
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- 238000007689 inspection Methods 0.000 title claims abstract description 37
- 238000003825 pressing Methods 0.000 claims abstract description 38
- 230000005484 gravity Effects 0.000 claims abstract description 10
- 238000012360 testing method Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
- G01B5/0004—Supports
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A shaft hole position inspection tool comprises a supporting block, wherein a shaft positioning groove with a V-shaped cross section is horizontally and transversely formed in the top surface of the supporting block, an inspection groove is horizontally and longitudinally formed in the edge of the top surface of the supporting block, a pressing unit for pressing and fixing a shaft to be inspected is adjustably connected to the middle of the top surface of the supporting block, and a vertical inspection hole base extending above the shaft to be inspected is fixedly arranged in the middle of the top surface of the supporting block; a horizontal checking hole base is fixedly arranged in the checking groove; one side of the supporting block is provided with a plurality of vertical holes which are communicated along the gravity direction, and the vertical holes are respectively connected with a shaft end positioning rod and a shaft end supporting rod in a lifting and sliding manner. This inspection frock is when the location compresses tightly waiting to inspect the axle, still treats that the inspection axle carries out the jacking force support of a plurality of directions, avoids the pivot to insert the axle side hole in-process and makes the axle take place to shift even rotatory, and its inspection precision and inspection efficiency all obviously are superior to prior art.
Description
Technical Field
The invention relates to the technical field of tool fixtures, in particular to a tool for inspecting the position of a shaft hole.
Background
In the prior art, the shaft hole is mainly positioned by manual measurement, a shaft pin and a welding assembly of a standard vertebra square steel block are manually processed in advance, then the shaft pin is inserted into the shaft hole, the included angle between the standard vertebra square steel blocks is manually measured, or measuring point positions arranged at a certain angle are welded around the shaft in advance after the shaft is positioned, the included angle between the standard vertebra square steel block and the measuring point positions is manually measured, and then the relative included angle of the shaft hole is calculated.
The shaft hole position inspection method is relatively original, is widely applied, has low processing cost and high processing speed, has the main advantages of low detection precision, has errors in manual welding and positioning of the shaft pin and the marking vertebra square steel block on the one hand, cannot directly measure the position precision of the shaft side hole on the other hand, can judge the accuracy of the position of the shaft hole by contrasting drawing parameters according to the actually measured angle of the protractor, and has low inspection precision.
Therefore, how to design an inspection tool for shaft hole positions, which can rapidly position shaft hole positions and improve inspection accuracy is a problem to be solved urgently by those skilled in the art.
Through published patent searches, the following comparison documents were found:
CN201320663699.0 general frock of machining center shaft hole location discloses a general frock of machining center shaft hole location, should decide the core frock and include deciding the core, decide the core seat and be two-layer round platform and central through-hole structure about, the symmetry sets up a plurality of bolt holes on the round platform vertical direction down, it fixes the core seat through round platform bolt fixed mounting down on the machining center workstation, evenly be provided with a plurality of bolt holes on the last round platform horizontal direction, it passes through the bolt and installs on last round platform to decide the core, through screwing loose corresponding bolt can be from top to bottom, front and back, the regulation core position of controlling.
Through the analysis, the shaft hole location frock in above-mentioned patent all has great difference with this application in structure and function, does not influence the novelty of this application admittedly.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the inspection tool for the shaft hole position, the inspection tool carries out jacking force support on a shaft to be inspected in multiple directions while positioning and pressing the shaft to be inspected, the shaft is prevented from shifting or even rotating in the process of inserting the shaft pin into the shaft side hole, and the inspection precision and the inspection efficiency of the inspection tool are obviously superior to those of the prior art.
A shaft hole position inspection tool comprises a supporting block, wherein a shaft positioning groove with a V-shaped cross section is horizontally and transversely formed in the top surface of the supporting block, an inspection groove is horizontally and longitudinally formed in the edge of the top surface of the supporting block, a pressing unit for pressing and fixing a shaft to be inspected is adjustably connected to the middle of the top surface of the supporting block, and a vertical inspection hole base extending above the shaft to be inspected is fixedly arranged in the middle of the top surface of the supporting block; a horizontal checking hole base is fixedly arranged in the checking groove; one side of the supporting block is provided with a plurality of vertical holes which are communicated along the gravity direction, and the vertical holes are respectively connected with a shaft end positioning rod and a shaft end supporting rod in a lifting and sliding manner.
And the lower part of the supporting block is provided with a pin hole which is horizontally and transversely communicated, the pin hole is sequentially communicated with a plurality of vertical holes, and a positioning pin is movably inserted in the pin hole.
And the top of the shaft end positioning rod extends upwards out of the shaft positioning groove and is rotatably sleeved at one end of the shaft to be inspected, and a first long hole which is horizontally and transversely communicated and inserted with the positioning pin is formed in the lower part of the shaft end positioning rod.
The top of the shaft end support rod extends upwards out of the positioning groove and is fixedly provided with a top block which is supported at the middle part of the shaft to be detected, and the middle part of the shaft end support rod is provided with a second long hole which is horizontally and transversely penetrated and is inserted with the positioning pin; and a top supporting spring is connected in the second long hole along the gravity direction, the top of the top supporting spring is supported on the inner wall of the second long hole in a jacking mode, and the bottom of the top supporting spring is supported on the top surface of the positioning pin in a jacking mode.
And the vertical hole checking base and the horizontal hole checking base are internally connected with shaft pins in a sliding guiding and penetrating manner, wherein the shaft pins in the vertical hole checking base are arranged along the gravity direction, and the shaft pins in the horizontal hole checking base are longitudinally arranged along the horizontal direction.
The pressing unit comprises a pressing arm and a pressing block, wherein the bottom of the pressing arm is hinged and connected to the top surface of the supporting block, and the middle part of the pressing arm is fixedly provided with the pressing block which extends out of the pressing arm in the lateral direction; the pressing block is provided with rotary power by the pressing arm and is pressed on the circumferential outer wall of the shaft to be detected in an adjusting mode.
The invention has the advantages and technical effects that:
according to the inspection tool for the shaft hole position, the positioning support of each inspection unit and the shaft to be inspected is provided through the supporting block, and the V-shaped shaft positioning groove is used for supporting and positioning the shaft to be inspected so as to prevent the shaft to be inspected from rolling on the top surface of the supporting block; the pressing unit is used for firmly positioning the shaft to be inspected in the peripheral positioning groove; the horizontal hole checking base and the shaft pin on the horizontal hole checking base are used for checking the opening position of the horizontal hole on the shaft side; the vertical hole on the supporting block is used for inserting the shaft end supporting rod and the shaft end positioning rod in a lifting sliding mode, and the pin hole horizontally formed in the bottom of the supporting block is used for inserting the positioning pin, so that the positioning pin penetrates through the first long hole and the second long hole at one time, and the supporting height limit of the shaft end positioning rod and the shaft end supporting rod is realized; it has need to be noted that the interior vertical top strut spring of installing of axle head bracing piece, this top strut spring are in pretension compression state for provide the ejecting block at axle head bracing piece top and keep the apical force that makes progress all the time, fix a position with the fixed force of a plurality of directions and a plurality of acceptance points for cooperation axle head locating lever and briquetting and treat the inspection shaft, avoid treating inspection shaft axial slip and rotation in the axle locating slot.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a side view of the present invention;
FIG. 5 is a cross-sectional view of section A-A of FIG. 4;
FIG. 6 is a schematic structural view of an axial end positioning rod according to the present invention;
FIG. 7 is a schematic structural view of a shaft end support rod according to the present invention;
in the figure: 1-a support block; 2-pressing the arm; 3-briquetting; 4-testing a vertical hole base; 5-axle pin; 6-testing the horizontal hole base; 7-inspection cell; 8-a shaft to be inspected; 9-positioning grooves; 10-pin holes; 11-a locating pin; 12-shaft end support bar; 13-shaft end positioning rod; 14-vertical holes; 15-a first slot; 16-a top block; 17-a top bracing spring; 18-second slot.
Detailed Description
For a further understanding of the contents, features and effects of the present invention, reference will now be made to the following examples, which are to be considered in conjunction with the accompanying drawings. It should be noted that the present embodiment is illustrative, not restrictive, and the scope of the invention should not be limited thereby.
A shaft hole position inspection tool comprises a supporting block 1, wherein a shaft positioning groove 9 with a V-shaped cross section is horizontally and transversely formed in the top surface of the supporting block, an inspection groove 7 is horizontally and longitudinally formed in the edge of the top surface of the supporting block, a pressing unit for pressing and fixing a shaft to be inspected 8 is adjustably connected to the middle of the top surface of the supporting block, and a vertical hole inspection base 4 extending above the shaft to be inspected is fixedly arranged in the middle of the top surface of the supporting block; a horizontal checking hole base 6 is fixedly arranged in the checking groove; one side of the supporting block is provided with a plurality of vertical holes 14 which are communicated along the gravity direction, and the vertical holes are respectively connected with a shaft end positioning rod 13 and a shaft end supporting rod 12 in a lifting sliding and adjusting way.
And the lower part of the supporting block is provided with a pin hole 10 which is horizontally and transversely penetrated, the pin hole is sequentially communicated with a plurality of vertical holes, and a positioning pin 11 is movably inserted in the pin hole.
And the top of the shaft end positioning rod extends upwards out of the shaft positioning groove and is rotatably sleeved at one end of the shaft to be inspected, and a first long hole 15 which is horizontally and transversely penetrated and inserted with the positioning pin is formed in the lower part of the shaft end positioning rod.
Moreover, the top of the shaft end support rod extends upwards out of the positioning groove and is fixedly provided with a top block 16 which is supported on the middle part of the shaft to be detected, and the middle part of the shaft end support rod is provided with a second long hole 18 which is horizontally and transversely penetrated and is inserted with the positioning pin; and a top supporting spring 17 is connected in the second long hole along the gravity direction, the top of the top supporting spring is supported on the inner wall of the second long hole in a jacking mode, and the bottom of the top supporting spring is supported on the top surface of the positioning pin in a jacking mode.
And, all slide direction and pierce through in examining vertical hole base and the horizontal hole base and be connected with pivot 5, wherein examine the pivot in the vertical hole base and set up along the direction of gravity, examine the pivot in the horizontal hole base and vertically set up along the level.
The pressing unit comprises a pressing arm 2 and a pressing block 3, wherein the bottom of the pressing arm is hinged and connected to the top surface of the supporting block, and the middle part of the pressing arm is fixedly provided with the pressing block which extends out of the pressing arm in the lateral direction; the pressing block is provided with rotary power by the pressing arm and is pressed on the circumferential outer wall of the shaft to be detected in an adjusting mode.
In addition, the press arm and the press block which are optimized in the invention adopt mature products in the prior art, and the rotation connection mode that the press arm and the press block are rotationally pressed on the outer wall of the shaft to be detected adopts mature technical means in the prior art
To more clearly illustrate the embodiments of the present invention, an example is provided below:
according to the inspection tool for the shaft hole position, the shaft to be inspected with the shaft side hole is placed into the V-shaped shaft positioning groove, one end of the shaft to be inspected penetrates into the shaft end positioning rod, the lower part of the shaft to be inspected is upwards propped and positioned by the shaft end supporting rod, and then the pressing arm is rotated, so that the pressing block is tightly pressed on the top of the shaft to be inspected; and finally, inserting shaft pins into the vertical hole checking base and the horizontal hole checking base respectively, and defining that the hole site inspection is qualified by inserting the shaft pins into the side holes of the shaft.
The invention adopts the mature products and the mature technical means in the prior art.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (6)
1. The utility model provides an inspection frock of axle hole position which characterized in that: the testing device comprises a supporting block, wherein a shaft positioning groove with a V-shaped section is horizontally and transversely formed in the top surface of the supporting block, a testing groove is horizontally and longitudinally formed in the edge of the top surface of the supporting block, a pressing unit for pressing and fixing a shaft to be tested is adjustably connected to the middle of the top surface of the supporting block, and a testing vertical hole base extending above the shaft to be tested is fixedly arranged in the middle of the top surface of the supporting block; a horizontal checking hole base is fixedly arranged in the checking groove; and a plurality of vertical holes which are communicated along the gravity direction are formed in one side of the supporting block, and the vertical holes are respectively connected with a shaft end positioning rod and a shaft end supporting rod in a lifting sliding and adjusting manner.
2. The inspection frock of axle hole position of claim 1, characterized in that: the lower part of the supporting block is provided with a pin hole which is horizontally and transversely communicated, the pin hole is sequentially communicated with a plurality of vertical holes, and a positioning pin is movably inserted in the pin hole.
3. The inspection frock of axle hole position of claim 1, characterized in that: the top of the shaft end positioning rod extends upwards out of the shaft positioning groove and is rotatably sleeved at one end of the shaft to be inspected, and a first long hole which is horizontally and transversely communicated and inserted with the positioning pin is formed in the lower portion of the shaft end positioning rod.
4. The inspection frock of axle hole position of claim 1, characterized in that: the top of the shaft end support rod extends upwards out of the positioning groove and is fixedly provided with a top block which is supported at the middle part of the shaft to be detected, and the middle part of the shaft end support rod is provided with a second long hole which is horizontally and transversely penetrated and inserted with the positioning pin; and a top supporting spring is connected in the second long hole along the gravity direction, the top of the top supporting spring is supported on the inner wall of the second long hole in a jacking mode, and the bottom of the top supporting spring is supported on the top surface of the positioning pin in a jacking mode.
5. The inspection frock of axle hole position of claim 1, characterized in that: the vertical hole checking base and the horizontal hole checking base are connected with shaft pins in a sliding guiding and penetrating mode, the shaft pins in the vertical hole checking base are arranged along the gravity direction, and the shaft pins in the horizontal hole checking base are longitudinally arranged along the horizontal direction.
6. The inspection frock of axle hole position of claim 1, characterized in that: the pressing unit comprises a pressing arm and a pressing block, wherein the bottom of the pressing arm is hinged and connected to the top surface of the supporting block, and the middle part of the pressing arm is fixedly provided with the pressing block which extends out of the pressing arm in the lateral direction; the briquetting provides rotary power and adjusts the pressfitting on the circumference outer wall of waiting to examine the axle by the pressure arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011548176.2A CN112504061A (en) | 2020-12-24 | 2020-12-24 | Inspection frock of axle hole position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011548176.2A CN112504061A (en) | 2020-12-24 | 2020-12-24 | Inspection frock of axle hole position |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112504061A true CN112504061A (en) | 2021-03-16 |
Family
ID=74923262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011548176.2A Pending CN112504061A (en) | 2020-12-24 | 2020-12-24 | Inspection frock of axle hole position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112504061A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116972715A (en) * | 2023-09-20 | 2023-10-31 | 万向钱潮股份公司 | Positioning tool and positioning method for shaft hole position degree detection |
-
2020
- 2020-12-24 CN CN202011548176.2A patent/CN112504061A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116972715A (en) * | 2023-09-20 | 2023-10-31 | 万向钱潮股份公司 | Positioning tool and positioning method for shaft hole position degree detection |
| CN116972715B (en) * | 2023-09-20 | 2023-12-19 | 万向钱潮股份公司 | Positioning tool and positioning method for shaft hole position degree detection |
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