CN219798145U - Motor shaft boss face size detection tool - Google Patents
Motor shaft boss face size detection tool Download PDFInfo
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- CN219798145U CN219798145U CN202321223259.3U CN202321223259U CN219798145U CN 219798145 U CN219798145 U CN 219798145U CN 202321223259 U CN202321223259 U CN 202321223259U CN 219798145 U CN219798145 U CN 219798145U
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- groove
- positioning
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000007689 inspection Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000012937 correction Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a motor rotating shaft boss surface size detection tool which comprises a positioning device and a zero calibration block, wherein the positioning device comprises a left positioning block, a bottom plate, a right positioning block and a fixed block; the middle part of the front end surface of the right positioning block is provided with a convex positioning tooth, the length of the positioning tooth is matched with the depth of a retaining ring groove of the rotating shaft to be detected, and the width of the positioning tooth is matched with the width of the retaining ring groove of the rotating shaft to be detected; the front end face of the left positioning block and the front end face of the right positioning block are on the same horizontal plane; the front end face of the zeroing block is provided with a concave zeroing groove, and the distance from the outer end face of the zeroing block to the zeroing groove is matched with the theoretical size of the rotating shaft to be detected. The utility model effectively solves the problem of difficult detection of the size of the boss surface of the rotating shaft, greatly improves the efficiency and the precision of the detection of the size of the boss surface of the rotating shaft, and reduces the collision damage of the rotating shaft in the measuring process.
Description
Technical Field
The utility model belongs to the technical field of motor tools, and particularly relates to a motor rotating shaft boss surface size detection tool.
Background
In the process of producing and manufacturing the motor rotating shaft, in order to check whether the processing of the rotating shaft is qualified, mechanical inspection is generally required to be carried out on each size of the rotating shaft according to the drawing requirements. For the conventional shape and size, measuring tools such as a screw micrometer and a vernier caliper are used, and for the measurement of the sizes of a check ring groove and a withdrawal groove to a certain end face, the accurate measurement is difficult to be carried out by using the measuring tools such as the vernier caliper due to the limitation of the width and the depth of the groove. The conventional method is to use a high-precision vernier caliper for measurement, and when the high-precision vernier caliper is used for measurement, a horizontal plane is required to be found for each measurement, the end face of the rotating shaft is vertically leaned against the V-shaped block downwards for positioning, then the measuring claw of the high-precision vernier caliper is clamped on the end face of the check ring groove or the groove of the withdrawal groove for measurement, one hand is needed to hold the rotating shaft during the measurement, and the other hand is needed to operate the high-precision vernier caliper, and then reading is carried out. The operation is necessary to ensure that the rotating shaft and the height vernier caliper are placed vertically, otherwise, the error of measured data is caused, meanwhile, the operation is stable, otherwise, the measuring claw of the height vernier caliper is easy to scratch the rotating shaft, the measurement of the size of a small amount of rotating shaft is also acceptable, when the rotating shaft to be detected is very much, the measuring efficiency is very low, meanwhile, unqualified products are easy to flow out, and hidden danger is increased for subsequent production and use.
Disclosure of Invention
The utility model aims to: aiming at the defects in the prior art, the utility model provides a motor rotating shaft boss surface size detection tool.
The technical scheme is as follows: the utility model provides a motor shaft boss face size detects frock, includes positioner and school zero block, wherein:
the positioning device comprises a left positioning block, a bottom plate, a right positioning block and a fixed block, wherein the left positioning block and the right positioning block are fixed on the first side of the bottom plate, and the dial indicator is fixed on the first side of the positioning device through the fixed block;
the middle part of the front end surface of the right positioning block is provided with a convex positioning tooth, the length of the positioning tooth is matched with the depth of a check ring groove of the rotating shaft to be detected, and the width of the positioning tooth is matched with the width of the check ring groove of the rotating shaft to be detected;
the front end face of the left positioning block and the front end face of the right positioning block are on the same horizontal plane;
the front end face of the zero calibration block is provided with a concave zero calibration groove, and the distance from the outer end face of the zero calibration block to the zero calibration groove is adapted to the theoretical size of the rotating shaft to be detected.
Further, the length of the positioning teeth of the right positioning block is b millimeters, and the width of the positioning teeth is a millimeters;
the depth of the retainer groove of the rotating shaft to be detected is f mm, the width is w mm, and the relation of the retainer groove to be detected satisfies b=f-0.1 and a=w-0.2.
Further, the depth of the zero correction groove of the zero correction block is d mm, and the width of the zero correction groove is c mm;
the depth of the retainer groove of the spindle to be tested is f mm and the width is w mm, the relation satisfying c=w, d=f.
Further, the distance from the outer end surface of the zeroing block to the zeroing groove is e millimeters;
the theoretical dimension of the boss surface of the spindle to be tested is L millimeters, the relationship of which satisfies e=l.
Further, the surface of the dial indicator and the bottom plate are kept horizontal, and the measuring head of the dial indicator is opposite to the center of the end face of the boss face of the rotating shaft to be detected.
Further, the fixing block consists of a lower fixing part and an upper fixing part, a first concave part is arranged in the middle of the top side of the lower fixing part, two first screw holes are symmetrically arranged on two sides of the first concave part, a second concave part is arranged in the middle of the bottom side of the upper fixing part, two second screw holes are symmetrically arranged on two sides of the second concave part, and the shape formed by the first concave part and the second concave part is matched with the outer diameter of an extension rod of the dial indicator;
the lower fixing part is adhered to the bottom plate, and the dial indicator is fixed to the bottom plate by means of first screws penetrating through the upper fixing part and the lower fixing part in sequence.
Further, the fixing block is fixed to the first side of the bottom plate through a first screw.
Still further, the first screw is a cross pan head screw.
Further, the left positioning block and the right positioning block are fixed on the first side of the bottom plate through second screws.
Still further, the second screw is a cross countersunk head screw.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model not only effectively solves the problem of difficult detection of the size of the boss surface of the rotating shaft, but also greatly improves the efficiency and the precision of the size detection of the boss surface of the rotating shaft and reduces the collision damage of the rotating shaft in the measuring process by the structural design of the positioning device and the matching use of the dial indicator.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the usage state of the present utility model.
Fig. 3a is a schematic structural view of the right positioning block.
Fig. 3b is a schematic structural diagram of the zeroing block.
Fig. 4 is a schematic structural diagram of a shaft to be inspected.
Fig. 5 is a schematic structural view of the fixing block.
Fig. 6 is a schematic view of a fixing manner of the left positioning block and the right positioning block.
Wherein:
| 1-positioning device | 2-left positioning block |
| 3-floor | 4-right positioning block |
| 5-positioning teeth | 6-first screw |
| 7-fixed block | 8-dial gauge |
| 9-zeroing block | 10-zeroing groove |
| 11-spindle to be tested | 12-retainer ring groove |
| 13-second screw |
The specific embodiment is as follows:
the following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, a motor shaft boss surface size detection tool includes a positioning device 1 and a zero calibration block 9, wherein:
the positioning device 1 comprises a left positioning block 2, a bottom plate 3, a right positioning block 4 and a fixed block 7, wherein the left positioning block 2 and the right positioning block 4 are fixed on the first side of the bottom plate 3, and the dial indicator 8 is fixed on the first side of the positioning device 1 through the fixed block 7;
the middle part of the front end surface of the right positioning block 4 is provided with a convex positioning tooth 5, the length of the positioning tooth 5 is matched with the depth of a check ring groove 12 of the rotating shaft 11 to be detected, and the width of the positioning tooth 5 is matched with the width of the check ring groove 12 of the rotating shaft 11 to be detected;
the front end face of the left positioning block 2 and the front end face of the right positioning block 4 are on the same horizontal plane;
the front end face of the zeroing block 9 is provided with a concave zeroing groove 10, and the distance from the outer end face of the zeroing block 9 to the zeroing groove 10 is adapted to the theoretical size of a rotating shaft 11 to be detected.
Further, the length of the positioning teeth 5 of the right positioning block 4 is b mm, and the width is a mm;
the depth of the collar groove 12 of the spindle 11 to be tested is f mm and the width is w mm, the relation satisfying b=f-0.1 and a=w-0.2.
Fig. 4 is a schematic structural diagram of a shaft to be inspected. As shown in fig. 4, the spindle 11 to be inspected is provided with a retainer groove 12.
Further, the depth of the zeroing groove 10 of the zeroing block 9 is d mm, and the width is c mm;
the depth of the collar groove 12 of the spindle 11 to be tested is f mm and the width is w mm, the relation satisfying c=w, d=f.
Further, the distance from the outer end surface of the zeroing block 9 to the zeroing groove 10 is e millimeters;
the theoretical dimension of the convex surface of the rotating shaft 11 to be detected is L millimeters, and the relationship thereof satisfies e=l.
Further, the surface of the dial indicator 8 is kept horizontal to the bottom plate 3, and the measuring head of the dial indicator 8 is opposite to the center of the end face of the boss face of the rotating shaft 11 to be detected.
Further, the fixing block 7 is composed of a lower fixing portion and an upper fixing portion, a first concave portion is arranged in the middle of the top side of the lower fixing portion, two first screw holes are symmetrically arranged on two sides of the first concave portion, a second concave portion is arranged in the middle of the bottom side of the upper fixing portion, two second screw holes are symmetrically arranged on two sides of the second concave portion, and the shape formed by the first concave portion and the second concave portion is adapted to the outer diameter of an extension rod of the dial indicator 8;
the lower fixing portion is adhered to the bottom plate 3, and the dial indicator 8 is fixed to the bottom plate 3 by means of first screws 6 penetrating through the upper fixing portion and the lower fixing portion in sequence.
Further, the fixing block 7 is fixed to the first side of the base plate 3 by a first screw 6.
Still further, the first screw 6 is a cross pan head screw.
Further, the left positioning block 2 and the right positioning block 4 are fixed on the first side of the bottom plate 3 through second screws 13. Fig. 6 is a schematic view of the fixing manner of the left positioning block 2 and the right positioning block 4. As shown in fig. 6, the second screw 13 passes from the second side of the bottom plate 3 to achieve positioning of the left positioning block 2, the right positioning block 4 on the first side of the bottom plate 3, wherein:
the second side of the bottom plate 3 is the side opposite to the first side of the bottom plate 3.
Further, the second screw 13 is a cross countersunk screw.
The working principle and the using flow of the utility model are as follows: when the motor rotating shaft boss surface size detection tool disclosed by the utility model is used, firstly, the motor rotating shaft boss surface size detection tool is placed on a horizontal table surface, then the zero correction block 9 is abutted against the right positioning block 4, the positioning teeth 5 of the right positioning block 4 are embedded into the zero correction grooves 10 of the zero correction block 9, then the zero correction block 9 is slightly slid leftwards, the reference surface A of the positioning teeth 5 is tightly attached to the reference surface B of the zero correction grooves 10, at the moment, the position of the dial indicator 8 is adjusted, the reading of the dial indicator 8 is just zero, then the first screw 6 is screwed, the dial indicator 8 is fixed to finish zero correction, then the rotating shaft 11 to be detected is abutted against the left positioning block 2 and the right positioning block 4, the reference surface C of the check ring groove 12 of the rotating shaft 11 to be detected is tightly attached to the reference surface A of the positioning teeth 5 of the right positioning block 4, at the moment, the pointer of the dial indicator 8 is read clockwise or anticlockwise, and the deviation value of the boss surface size L of the rotating shaft 11 can be obtained, if the deviation value is within the value range of the size L, the boss surface size of the rotating shaft 11 is qualified, and otherwise, the boss surface size of the rotating shaft 11 is unqualified, and whether the boss surface size meets the design requirement of the boss surface size is met rapidly.
The embodiments of the present utility model have been described in detail. However, the present utility model is not limited to the above-described embodiments, and various modifications may be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (10)
1. The utility model provides a motor shaft boss face size detects frock which characterized in that, includes positioner and school zero block, wherein:
the positioning device comprises a left positioning block, a bottom plate, a right positioning block and a fixed block, wherein the left positioning block and the right positioning block are fixed on the first side of the bottom plate, and the dial indicator is fixed on the first side of the positioning device through the fixed block;
the middle part of the front end surface of the right positioning block is provided with a convex positioning tooth, the length of the positioning tooth is matched with the depth of a check ring groove of the rotating shaft to be detected, and the width of the positioning tooth is matched with the width of the check ring groove of the rotating shaft to be detected;
the front end face of the left positioning block and the front end face of the right positioning block are on the same horizontal plane;
the front end face of the zero calibration block is provided with a concave zero calibration groove, and the distance from the outer end face of the zero calibration block to the zero calibration groove is adapted to the theoretical size of the rotating shaft to be detected.
2. The motor shaft boss surface size detection tool according to claim 1, wherein the length of the positioning teeth of the right positioning block is b mm, and the width is a mm;
the depth of the retainer groove of the rotating shaft to be detected is f mm, the width is w mm, and the relation of the retainer groove to be detected satisfies b=f-0.1 and a=w-0.2.
3. The motor shaft boss surface size detection tool according to claim 1, wherein the zero calibration groove of the zero calibration block has a depth of d mm and a width of c mm;
the depth of the retainer groove of the spindle to be tested is f mm and the width is w mm, the relation satisfying c=w, d=f.
4. The motor shaft boss surface size detection tool according to claim 1, wherein the distance from the outer end surface of the zero calibration block to the zero calibration groove is e mm;
the theoretical dimension of the boss surface of the spindle to be tested is L millimeters, the relationship of which satisfies e=l.
5. The motor shaft boss surface size detection tool according to claim 1, wherein the surface of the dial indicator is kept horizontal to the base plate, and the measuring head of the dial indicator is opposite to the center of the end face of the boss surface of the shaft to be detected.
6. The motor rotating shaft boss surface size detection tool according to claim 1, wherein the fixing block consists of a lower fixing part and an upper fixing part, a first concave part is arranged in the middle of the top side of the lower fixing part, two first screw holes are symmetrically arranged on two sides of the first concave part, a second concave part is arranged in the middle of the bottom side of the upper fixing part, two second screw holes are symmetrically arranged on two sides of the second concave part, and the shape formed by the first concave part and the second concave part is matched with the outer diameter of an extension rod of the dial indicator;
the lower fixing part is adhered to the bottom plate, and the dial indicator is fixed to the bottom plate by means of first screws penetrating through the upper fixing part and the lower fixing part in sequence.
7. The motor shaft boss size detection tool of claim 1 wherein said fixed block is secured to said first side of said base plate by a first screw.
8. The motor shaft boss surface size inspection tool of claim 7 wherein said first screw is a cross pan head screw.
9. The motor shaft boss surface size detection tool of claim 1 wherein said left and right positioning blocks are secured to said first side of said base plate by second screws.
10. The motor shaft boss size inspection tool of claim 9 wherein said second screw is a cross countersunk head screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321223259.3U CN219798145U (en) | 2023-05-19 | 2023-05-19 | Motor shaft boss face size detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321223259.3U CN219798145U (en) | 2023-05-19 | 2023-05-19 | Motor shaft boss face size detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219798145U true CN219798145U (en) | 2023-10-03 |
Family
ID=88182038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321223259.3U Active CN219798145U (en) | 2023-05-19 | 2023-05-19 | Motor shaft boss face size detection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219798145U (en) |
-
2023
- 2023-05-19 CN CN202321223259.3U patent/CN219798145U/en active Active
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