CN217818536U - High-precision key groove detection device for shaft parts - Google Patents
High-precision key groove detection device for shaft parts Download PDFInfo
- Publication number
- CN217818536U CN217818536U CN202221014492.6U CN202221014492U CN217818536U CN 217818536 U CN217818536 U CN 217818536U CN 202221014492 U CN202221014492 U CN 202221014492U CN 217818536 U CN217818536 U CN 217818536U
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- detected
- locking
- mounting base
- substrate
- key groove
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- 238000001514 detection method Methods 0.000 title claims abstract description 52
- 239000000758 substrate Substances 0.000 claims abstract description 42
- 238000012360 testing method Methods 0.000 claims abstract description 38
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 210000000078 claw Anatomy 0.000 claims description 16
- 239000004579 marble Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a high accuracy axle type part keyway detection device, include: detecting the substrate; the mounting base is movably supported on the detection substrate, is provided with a positioning groove matched with a part to be detected and is used for positioning the part to be detected; the locking component is used for tightly pressing and fixing the part to be detected on the positioning groove; and the differential test head is detachably connected to the mounting base and used for being abutted to the bottom surface of the key groove of the part to be detected so as to adjust the key groove to be in a horizontal state. When key groove detection is carried out, a part to be detected is placed in the positioning groove, the testing end face of the differential testing head is in full contact with the bottom face of the key groove, the key groove is in a horizontal state, then the differential testing head is detached, the mounting base is turned over by 90 degrees and 180 degrees in sequence, the heights of two side faces of the key groove are detected by using the height gauge, and the symmetry degree of the key groove can be obtained; the detection process is simple and convenient, the detection precision is high, the whole manufacturing cost of the device is low, and the application range is wide.
Description
Technical Field
The utility model relates to a spindle type part detects technical field, especially relates to a high accuracy axle type part keyway detection device.
Background
A key slot is usually formed in a shaft part for key connection with a driving part, and the symmetry of the key slot is one of important indexes reflecting the accuracy of the key slot. At present, the symmetry degree of a key groove of a shaft part is usually detected by a three-coordinate measuring instrument, but the detection cost is overhigh due to the large occupied area and high price of the three-coordinate measuring instrument, the three-coordinate measuring instrument needs professional technicians to complete the detection operation, the operation is time-consuming, and the labor cost is high.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art, an object of the utility model is to provide a high accuracy axle type part keyway detection device for adopt three coordinate measuring apparatu to carry out the higher technical problem of keyway precision detection cost among the solution prior art.
To achieve the above and other related objects, the present invention provides the following technical solutions:
the utility model provides a high accuracy axle type part keyway detection device, includes:
detecting the substrate;
the mounting base is movably supported on the detection substrate, is provided with a positioning groove matched with a part to be detected and is used for positioning the part to be detected;
the locking component is detachably connected to the mounting base and used for tightly pressing and fixing the part to be detected to the positioning groove; and (c) a second step of,
the differential test head is detachably connected to the mounting base and used for being abutted to the bottom surface of the key groove of the part to be detected so that the key groove can be adjusted to be in a horizontal state.
When the technical scheme is realized and key groove detection is carried out, firstly, a part to be detected is placed in the positioning groove and is adjusted to a proper position, so that the key groove corresponds to a differential testing head preassembled on the mounting base, then, the differential testing head is rotated until the testing end surface of the differential testing head is contacted with the bottom surface of the key groove, then, the part to be detected is slightly rotated, so that the testing end surface of the differential testing head is fully contacted with the bottom surface of the key groove, the key groove is in a horizontal state at the moment, then, the part to be detected is tightly pressed and fixed through the locking assembly, the positioning process of the part to be detected is finished, and meanwhile, the depth of the key groove can be measured through the differential testing head; then, the differential testing head is detached, the mounting base is turned over by 90 degrees, one side face of the key groove is in a horizontal state, the height gauge is used for extending into the key groove, the height of the side face can be detected, similarly, the mounting base is turned over by 180 degrees continuously, the other side face of the key groove is in a horizontal state, the height of the side face is detected through the height gauge again, and the symmetry degree of the key groove can be obtained; the detection process is simple and convenient, the detection precision is high, the whole manufacturing cost of the device is low, and the application range is wide.
As a preferable aspect of the present invention, the locking assembly includes: the locking device comprises a locking substrate and locking claws, wherein the locking substrate is used for being assembled with the mounting base, the locking claws are symmetrically arranged on two sides of the locking substrate, a through hole for a part to be detected to penetrate through is formed in the locking substrate, and the locking claws are located at an upper opening of the through hole and used for being tightly pressed on the upper portion of the part to be detected.
According to the technical scheme, after the part to be detected penetrates into the locking substrate from the through hole, the locking substrate is pre-fixed on the mounting base, after the key groove is adjusted to be in the horizontal state, the locking claw is tightly pressed on the surface of the part to be detected, the locking substrate is locked and fixed with the mounting base, and then the part to be detected can be positioned.
As a preferred scheme of the utility model, set up the closure waist hole that extends along vertical direction on the closure base plate, the closure base plate is through wearing to locate closure waist hole and threaded connection in mounting base's closure is fixed in mounting base.
According to the technical scheme, the height of the locking claw can be adjusted according to the diameter of the part to be detected through the locking waist hole, so that the detection requirement of the part without specification can be met, and the locking assembly is more convenient to compress and fix.
As a preferred scheme of utility model, be equipped with on the lock claw and wait to detect the face of pressing of part surface looks adaptation.
According to the technical scheme, the pressing surface is matched with the part to be detected, the contact area of the pressing surface and the part to be detected is increased, and the stability of pressing the part to be detected is improved.
As a preferred scheme of the utility model, set up on the mounting base one side releasable connection of constant head tank has the installing support, the installing support spanes the constant head tank, the differential test head is fixed in the installing support just is located the middle part of constant head tank.
According to the technical scheme, the differential test head is convenient to mount through the mounting bracket, and the dismounting process is quicker and more convenient.
As a preferred scheme of the utility model, the constant head tank is V type groove.
Realize above-mentioned technical scheme, the constant head tank of V type can adapt to most axle type parts, improves the application scope of device.
As an optimized scheme of the utility model, be equipped with on the mounting base a plurality of groups be used for with the connection screw that installing support assembled mutually.
By the technical scheme, the mounting bracket can be assembled at a proper position according to the position of the key groove on the part to be detected, and the detection requirements of parts to be detected in different models are further met.
As a preferred scheme of utility model, it is marble platform to detect the base plate.
By adopting the technical scheme, the material is selected for obtaining, the cost is low, the surface is smoother, the precision is higher, and the requirement on detection precision can be met.
As above, the utility model discloses a high accuracy axle type part keyway detection device has following beneficial effect:
the embodiment of the utility model provides a through providing a high accuracy axle type part keyway detection device, include: detecting the substrate; the mounting base is movably supported on the detection substrate, is provided with a positioning groove matched with a part to be detected and is used for positioning the part to be detected; the locking component is detachably connected to the mounting base and used for tightly pressing and fixing the part to be detected to the positioning groove; and the differential test head is detachably connected to the mounting base and used for being abutted to the bottom surface of the key groove of the part to be detected so as to adjust the key groove to be in a horizontal state. When key groove detection is carried out, firstly, a part to be detected is placed in a positioning groove and is adjusted to a proper position, so that a key groove corresponds to a differential testing head pre-installed on an installation base, then, the differential testing head is rotated until a testing end surface of the differential testing head is contacted with the bottom surface of the key groove, then, the part to be detected is slightly rotated, so that the testing end surface of the differential testing head is fully contacted with the bottom surface of the key groove, the key groove is in a horizontal state at the moment, the part to be detected is tightly pressed and fixed through a locking assembly, the positioning process of the part to be detected is finished, and meanwhile, the depth of the key groove can be detected through the differential testing head; then, the differential testing head is detached, the mounting base is turned over by 90 degrees, one side face of the key groove is in a horizontal state, the height gauge is used for extending into the key groove, the height of the side face can be detected, similarly, the mounting base is turned over by 180 degrees continuously, the other side face of the key groove is in a horizontal state, the height of the side face is detected through the height gauge again, and the symmetry degree of the key groove can be obtained; the detection process is simple and convenient, the detection precision is high, the whole manufacturing cost of the device is low, and the application range is wide.
Drawings
Fig. 1 shows that the embodiment of the present invention discloses a key slot detection device for high-precision shaft parts.
Fig. 2 shows that the embodiment of the present invention discloses a key slot detection device for high-precision shaft parts to remove the structural schematic diagram of the detection substrate.
Fig. 3 is a schematic structural diagram of the locking assembly disclosed in the embodiment of the present invention.
Fig. 4 shows that the embodiment of the utility model provides an in the installation of the disclosed high accuracy axle type part keyway detection device wait the packaging structure schematic diagram behind the detection part.
Fig. 5 shows the assembly structure diagram of the high-precision shaft part key groove detection device disclosed in the embodiment of the present invention when detecting the side surface of the key groove.
The corresponding part names indicated by the numbers and letters in the drawings:
1. detecting the substrate; 2. mounting a base; 21. positioning a groove; 22. a connecting screw hole; 3. a locking assembly; 31. a locking substrate; 32. a locking claw; 33. a port; 34. locking the waist hole; 35. a locking member; 36. pressing the surface; 4. a differential test head; 5. mounting a bracket; 6. and (5) detecting the part to be detected.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 5. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a high precision shaft part keyway detecting device, which includes: a detection substrate 1; the mounting base 2 is movably supported on the detection base plate 1, is provided with a positioning groove 21 matched with the part 6 to be detected and is used for positioning the part 6 to be detected; the locking component 3 is detachably connected to the mounting base 2 and used for tightly pressing and fixing the part 6 to be detected to the positioning groove 21; and the differential test head 4 is detachably connected to the mounting base 2 and is used for abutting against the bottom surface of the key groove of the part 6 to be detected so as to adjust the key groove to be in a horizontal state.
Specifically, the detection substrate 1 has a smooth and flat detection reference surface, the detection substrate 1 in this embodiment preferably adopts a marble platform, the material is selected to obtain, the cost is low, the surface is smoother, the precision is higher, and the requirement of detection precision can be met, of course, in other embodiments, the detection substrate 1 can also adopt a high-strength plastic substrate, a copper substrate, a stainless steel substrate and the like, as long as the surface is polished to be smooth and flat.
The whole symmetrical structure that is of mounting base 2, and do not set up the equal mutually perpendicular of other three sides of constant head tank 21, and the surface is smooth and level, and constant head tank 21 is V type groove, and the constant head tank 21 of V type can adapt to most axle type parts, improves the application scope of device, can also adopt forms such as dovetail groove, arc wall, rectangular channel at other embodiment constant head tanks 21.
Referring to fig. 3, the locking assembly 3 includes: the locking device comprises a locking substrate 31 used for being assembled with the mounting base 2 and locking claws 32 symmetrically arranged on two sides of the locking substrate 31, wherein through holes 33 for the parts 6 to be detected to pass through are formed in the locking substrate 31, and the locking claws 32 are located at the upper openings of the through holes 33 and are used for being pressed on the upper parts of the parts 6 to be detected; after the part 6 to be detected penetrates into the locking substrate 31 from the through hole 33, the locking substrate 31 is pre-fixed on the mounting base 2, after the key groove is adjusted to be in a horizontal state, the locking claw 32 is tightly pressed on the surface of the part 6 to be detected, the locking substrate 31 and the mounting base 2 are locked and fixed, and then the positioning of the part 6 to be detected can be completed.
A locking waist hole 34 extending in the vertical direction is formed in the locking substrate 31, the locking waist hole 34 is located on the central axis of the locking substrate 31, the locking substrate 31 is fixed to the mounting base 2 through a locking piece 35 penetrating through the locking waist hole 34 and screwed to the mounting base 2, the locking piece 35 is a screw, a bolt or the like, and a gasket is usually arranged between the locking piece 35 and the locking substrate 31, and the gasket can be a flat gasket, a spring gasket or a rubber gasket or the like; the height of the locking claw 32 can be adjusted according to the diameter of the part 6 to be detected through the locking waist hole 34, so that the detection requirement of parts with different specifications can be met, and the process of pressing and fixing the locking assembly 3 is more convenient.
Meanwhile, in order to improve the stability of fixing the part 6 to be detected, the locking claw 32 is further provided with a pressing surface 36 matched with the surface of the part 6 to be detected, the pressing surface 36 is an inclined surface or an arc surface, in some embodiments, a rubber gasket can be further arranged on the pressing surface 36, so that rigid contact with the surface of the part 6 to be detected is reduced, the surface of the part 6 to be detected is damaged, the pressing surface 36 is matched with the part 6 to be detected, the contact area between the pressing surface and the part 6 to be detected is improved, and the stability of pressing the part 6 to be detected is improved.
The differential detection head adopts the conventional product of market can, its concrete structure is prior art, it is not repeated here, one side detachable connections that sets up constant head tank 21 on the mounting base 2 has installing support 5, installing support 5 spanes constant head tank 21, differential test head 4 is fixed in installing support 5 and is located the middle part of constant head tank 21 through the nut, be convenient for install differential test head 4 through installing support 5, and the dismouting process is more convenient, and be equipped with a plurality of groups on mounting base 2 and be used for the connection screw 22 with installing support 5 looks assembly, screw 22 symmetry sets up in constant head tank 21 both sides are connected to every group, thereby can treat the detection requirement of waiting to detect part 6 of different models according to the key groove position selection with installing support 5 assembly in suitable position on waiting to detect part 6.
As shown in fig. 4 and 5, when detecting the key slot, firstly, placing the part 6 to be detected in the positioning slot 21, adjusting the position to a proper position to make the key slot correspond to the differential testing head 4 pre-installed on the installation base 2, then, rotating the differential testing head 4 until the testing end surface of the differential testing head contacts with the bottom surface of the key slot, then, slightly rotating the part 6 to be detected to make the testing end surface of the differential testing head 4 fully contact with the bottom surface of the key slot, at the moment, the key slot is in a horizontal state, then, tightly pressing and fixing the part 6 to be detected through the locking component 3, namely, completing the positioning process of the part 6 to be detected, and meanwhile, the depth of the key slot can be detected through the differential testing head 4; then the differential test head 4 is detached, the mounting base 2 is turned by 90 degrees, one side face of the key groove is in a horizontal state, the height gauge is used for extending into the key groove, the height of the side face can be detected, similarly, the mounting base 2 is turned by 180 degrees continuously, the other side face of the key groove is in a horizontal state, the height of the side face is detected through the height gauge again, and the symmetry degree of the key groove can be obtained; the detection process is simple and convenient, the detection precision is high, the whole manufacturing cost of the device is low, and the application range is wide.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention shall be covered by the claims of the present invention.
Claims (8)
1. The utility model provides a high accuracy axle type part keyway detection device which characterized in that includes:
detecting the substrate;
the mounting base is movably supported on the detection substrate, is provided with a positioning groove matched with a part to be detected and is used for positioning the part to be detected;
the locking component is detachably connected to the mounting base and used for tightly pressing and fixing the part to be detected to the positioning groove; and the number of the first and second groups,
the differential test head is detachably connected to the mounting base and used for being abutted to the bottom surface of the key groove of the part to be detected so as to enable the key groove to be adjusted to be in a horizontal state.
2. The keyway detection device for high-precision shaft parts according to claim 1, wherein the locking assembly comprises: the locking device comprises a locking substrate and locking claws, wherein the locking substrate is used for being assembled with the mounting base, the locking claws are symmetrically arranged on two sides of the locking substrate, a through hole for a part to be detected to penetrate through is formed in the locking substrate, and the locking claws are located at an upper opening of the through hole and used for being tightly pressed on the upper portion of the part to be detected.
3. The key slot detection device for the high-precision shaft parts according to claim 2, wherein the locking substrate is provided with a locking waist hole extending in the vertical direction, and the locking substrate is fixed to the mounting base through a locking piece penetrating through the locking waist hole and screwed to the mounting base.
4. The high-precision shaft part keyway detection device according to claim 2 or 3, characterized in that the locking claw is provided with a pressing surface adapted to the surface of the part to be detected.
5. The key slot detecting device for high-precision shaft parts according to claim 1, wherein a mounting bracket is detachably connected to a side of the mounting base where the positioning slot is located, the mounting bracket spans across the positioning slot, and the differential testing head is fixed to the mounting bracket and located in the middle of the positioning slot.
6. The key slot detecting device for high-precision shaft parts according to claim 1 or 5, wherein the positioning slots are V-shaped slots.
7. The key slot detection device for high-precision shaft parts according to claim 5, wherein the mounting base has several sets of connection screw holes for assembling with the mounting bracket.
8. The keyway detection device for shaft parts with high precision of claim 1, wherein the detection substrate is a marble platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221014492.6U CN217818536U (en) | 2022-04-28 | 2022-04-28 | High-precision key groove detection device for shaft parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221014492.6U CN217818536U (en) | 2022-04-28 | 2022-04-28 | High-precision key groove detection device for shaft parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217818536U true CN217818536U (en) | 2022-11-15 |
Family
ID=83981868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221014492.6U Expired - Fee Related CN217818536U (en) | 2022-04-28 | 2022-04-28 | High-precision key groove detection device for shaft parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217818536U (en) |
-
2022
- 2022-04-28 CN CN202221014492.6U patent/CN217818536U/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: 20221115 |