CN219657332U - Hardness tester objective table tool - Google Patents
Hardness tester objective table tool Download PDFInfo
- Publication number
- CN219657332U CN219657332U CN202321044662.XU CN202321044662U CN219657332U CN 219657332 U CN219657332 U CN 219657332U CN 202321044662 U CN202321044662 U CN 202321044662U CN 219657332 U CN219657332 U CN 219657332U
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- Prior art keywords
- tooth
- synchronizer
- groove
- tooling
- surface hardness
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- 239000011159 matrix material Substances 0.000 claims abstract description 27
- 239000000758 substrate Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 20
- 230000006698 induction Effects 0.000 abstract description 15
- 238000010791 quenching Methods 0.000 abstract description 15
- 230000000171 quenching effect Effects 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000007689 inspection Methods 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sclerometer objective table tool, which belongs to the technical field of mechanical design and manufacture, and comprises the following components: the device comprises an assembly unit, a round table and a placement unit; the assembly unit is fixed below the round table and is installed with the hardness tester, so that stable assembly is ensured; the placing unit is matched with the synchronizer inner cone ring matrix, is arranged above the round table and is used for assembling the synchronizer inner cone ring matrix, and a tooling is designed strictly according to the part structure and the tooth position, so that the detection accuracy is ensured; the tool solves the problem that the surface hardness of the tooth part cannot be subjected to selective inspection after induction quenching of the inner ring matrix of the synchronizer; the tool effectively improves the rapidness of detecting the surface hardness of the tooth part after induction quenching of the inner ring matrix of the synchronizer so as to ensure the production efficiency, and particularly gains time for mass production. According to the appearance structure of the inner ring matrix of the synchronizer and the surface hardness detection position, the surface hardness objective table tool is designed, the HRC is directly adopted for detecting the surface hardness, the hardness conversion is not needed, and the detection accuracy is improved.
Description
Technical Field
The utility model belongs to the field of mechanical design and manufacture, and particularly relates to a sclerometer objective table tool.
Background
The synchronizer inner cone ring substrate is an important component part of a synchronizer assembly of the company, in order to reduce the production cost of the part, the nitriding is changed into the local induction quenching of nine teeth in the heat treatment production process, the width of the teeth of the part is 16mm, the thickness of the teeth is 2.5mm, the detection position of the surface hardness is required to be 4.5mm away from the outer edge of the side face of the teeth, the surface hardness is difficult to directly detect by using a common HRC hardness tester of the company due to the small induction quenching area, the surface hardness of the part is required to be detected by cutting in production, the detection efficiency is low, and the number of cut parts is large. On one hand, the detection efficiency of the surface hardness of the induction quenching area is improved, and the detection difficulty is reduced; on the other hand, in order to reduce the number of the cut parts, the sclerometer objective table tool is designed.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a sclerometer objective table tool for solving the technical problems of high difficulty in detecting the surface hardness of an induction quenching area, low efficiency and large number of cut parts in the prior art.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
a durometer subject table tooling, comprising: the device comprises an assembly unit, a round table and a placement unit; the assembling unit is fixed below the round table and is installed with the hardness tester, and the placing unit is matched with the inner cone ring matrix of the synchronizer and is arranged above the round table for assembling the inner cone ring matrix of the synchronizer.
Preferably, the assembly unit is a cylinder adapted to a durometer.
Preferably, a groove is radially formed in one side of the round table from the center of the circle, and the width of the groove is not smaller than the thickness of the tooth part of the conical ring matrix in the synchronizer.
Preferably, the placement unit includes: tooth part placing grooves, a matrix placing part, tooth part avoiding grooves and a back plate; the backplate is connected with base member placing part, and the bottom of backplate and base member placing part is all fixed on the round platform, has seted up tooth portion standing groove and tooth portion between base member placing part and the backplate and has avoided the groove, and tooth portion standing groove is located tooth portion and avoids the groove top.
Preferably, the shape of the tooth part placing groove is matched with the tooth part of the inner cone ring matrix of the synchronizer, and the width of the tooth part placing groove is not smaller than the thickness of the tooth part of the inner cone ring matrix of the synchronizer.
Preferably, the base placement portion has the same curvature as the synchronizer inner cone base.
Preferably, the width of the tooth evasion groove is not smaller than the tooth thickness of the cone ring base body in the synchronizer.
Preferably, the tooling material uses 45 gauge steel.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model discloses a sclerometer objective table tool, which comprises: the device comprises an assembly unit, a round table and a placement unit; the assembly unit is fixed below the round table and is installed with the hardness tester, so that stable assembly is ensured; the placing unit is matched with the synchronizer inner cone ring matrix, is arranged above the round table and is used for assembling the synchronizer inner cone ring matrix, and a tooling is designed strictly according to the part structure and the tooth position, so that the detection accuracy is ensured; the tool solves the problem that the surface hardness of the tooth part cannot be subjected to selective inspection after induction quenching of the inner ring matrix of the synchronizer; the tool effectively improves the rapidness of detecting the surface hardness of the tooth part after induction quenching of the inner ring matrix of the synchronizer so as to ensure the production efficiency, and particularly gains time for mass production. According to the appearance structure of the inner ring matrix of the synchronizer and the surface hardness detection position, the surface hardness objective table tool is designed, the HRC is directly adopted for detecting the surface hardness, the hardness conversion is not needed, and the detection accuracy is improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a side view of the present utility model;
fig. 3 is a schematic view of the utility model in use.
Wherein: 1-an assembly unit; 2-round bench; 3-placing units; 301-tooth placement grooves; 302-a substrate placement section; 303-tooth evasion groove; 304-a back plate.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The utility model is described in further detail below with reference to the attached drawing figures:
the utility model aims to solve the technical problems that:
(1) The surface hardness of the induction quenching area of the tooth part of the inner cone ring matrix of the synchronizer is difficult to detect after induction quenching, and a tool for rapidly detecting the surface hardness is required to be designed in order to improve the detection efficiency and reduce the part profile inspection loss.
(2) And designing a surface hardness objective table tool according to the appearance structure of the synchronizer inner ring matrix and the surface hardness detection position.
(3) In the past, after the induction quenching of the inner cone ring substrate of the synchronizer, the surface hardness is converted into the surface HRC hardness by adopting microhardness detection after tooth sections are cut, the method has low efficiency and larger measurement error, and the sampling inspection of a large number of nondestructive parts is difficult to carry out, and the rapidity and the accuracy of the detection of the surface hardness after the induction quenching of the inner cone ring substrate of the synchronizer are improved by redesigning the surface hardness detection tool so as to ensure the heat treatment quality of the parts.
2. The technical scheme is as follows:
referring to fig. 1 and 2, the utility model discloses a sclerometer objective table tool, which comprises: the device comprises an assembling unit 1, a round table 2 and a placing unit 3; the assembling unit 1 is fixed below the round table 2 and is installed with the sclerometer, and the placing unit 3 is matched with the synchronizer inner cone ring matrix and is arranged above the round table 2 for assembling the synchronizer inner cone ring matrix.
Preferably, the assembly unit 1 is a cylinder adapted to a durometer.
Preferably, a groove is radially formed in one side of the round table 2 from the center of the circle, and the width of the groove is not smaller than the thickness of the tooth part of the conical ring matrix in the synchronizer.
Preferably, the placement unit 3 includes: tooth placement groove 301, base placement portion 302, tooth evasion groove 303, and back plate 304; the backplate 304 is connected with the base member placing part 302, and the bottom of backplate 304 and base member placing part 302 are all fixed on round platform 2, tooth portion standing groove 301 and tooth portion evasion groove 303 have been seted up between base member placing part 302 and the backplate 304, tooth portion standing groove 301 is located tooth portion evasion groove 303 top.
Preferably, the shape of the tooth placement groove 301 is adapted to the tooth of the inner cone ring base body of the synchronizer, and the width of the tooth placement groove 301 is not smaller than the tooth thickness of the inner cone ring base body of the synchronizer.
Preferably, the substrate placement portion 302 has the same curvature as the substrate of the synchronizer ring substrate.
Preferably, the width of the tooth avoiding groove 303 is not smaller than the tooth thickness of the cone ring base body in the synchronizer.
Preferably, the tooling material uses 45 # steel.
For the convenience of detection, the surface hardness of the induction zone is detected by adopting a non-cutting part mode.
The structural design aspect of the tool comprises the following steps: and the tooling is designed strictly according to the part structure and the tooth position, so that the detection accuracy is ensured.
The tool material uses the common material 45 steel, and is subjected to quenching tempering heat treatment, so that the hardness of the tool is improved, and the deformation and the detection error increase in the use process are avoided.
The application method of the utility model comprises the following steps:
1) And the assembly part of the tool and the sclerometer is arranged on the sclerometer, so that the assembly stability is ensured.
2) The parts are assembled on the objective table tool according to the schematic diagram of fig. 3, so that the assembly stability of the parts is ensured.
3) The surface hardness was measured according to the durometer operating specification.
4) And replacing the other tooth part according to the steps to detect the surface hardness.
The utility model has the following beneficial effects:
(1) The tool solves the problem that the surface hardness of the tooth part cannot be subjected to selective inspection after induction quenching of the inner ring matrix of the synchronizer.
(2) The tool effectively improves the rapidness of detecting the surface hardness of the tooth part after induction quenching of the inner ring matrix of the synchronizer so as to ensure the production efficiency, and particularly gains time for mass production.
(3) According to the appearance structure of the inner ring matrix of the synchronizer and the surface hardness detection position, the surface hardness objective table tool is designed, the HRC is directly adopted for detecting the surface hardness, the hardness conversion is not needed, and the detection accuracy is improved.
The above is only for illustrating the technical idea of the present utility model, and the protection scope of the present utility model is not limited by this, and any modification made on the basis of the technical scheme according to the technical idea of the present utility model falls within the protection scope of the claims of the present utility model.
Claims (8)
1. The utility model provides a sclerometer objective table frock which characterized in that includes: the device comprises an assembly unit (1), a round table (2) and a placement unit (3); the assembling unit (1) is fixed below the round table (2) and is installed with the durometer, and the placing unit (3) is matched with the synchronizer inner cone ring matrix and is arranged above the round table (2) for assembling the synchronizer inner cone ring matrix.
2. The durometer stage tooling of claim 1, wherein the assembly unit (1) is a cylinder adapted to a durometer.
3. The tooling for the object stage of the sclerometer according to claim 1, wherein a groove is radially formed on one side of the round table (2) from the center of a circle, and the width of the groove is not smaller than the thickness of the tooth part of the cone ring matrix in the synchronizer.
4. The durometer stage tooling of claim 1, wherein the placement unit (3) comprises: a tooth placement groove (301), a base body placement part (302), a tooth evasion groove (303), and a back plate (304); the back plate (304) is connected with the base body placing part (302), the bottoms of the back plate (304) and the base body placing part (302) are fixed on the round table (2), a tooth portion placing groove (301) and a tooth portion avoiding groove (303) are formed between the base body placing part (302) and the back plate (304), and the tooth portion placing groove (301) is located above the tooth portion avoiding groove (303).
5. The tooling of claim 4, wherein the shape of the tooth placement groove (301) is adapted to the tooth of the synchronizer inner cone ring substrate, and the width of the tooth placement groove (301) is not smaller than the tooth thickness of the synchronizer inner cone ring substrate.
6. The durometer stage tooling of claim 4, wherein the substrate placement portion (302) has the same curvature as the substrate of the synchronizer inner cone substrate.
7. The tooling of claim 4, wherein the tooth avoidance groove (303) has a width that is not less than the tooth thickness of the synchronizer inner cone ring substrate.
8. The tooling of claim 1, wherein the tooling material is 45 gauge steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321044662.XU CN219657332U (en) | 2023-05-04 | 2023-05-04 | Hardness tester objective table tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321044662.XU CN219657332U (en) | 2023-05-04 | 2023-05-04 | Hardness tester objective table tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219657332U true CN219657332U (en) | 2023-09-08 |
Family
ID=87876053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321044662.XU Active CN219657332U (en) | 2023-05-04 | 2023-05-04 | Hardness tester objective table tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219657332U (en) |
-
2023
- 2023-05-04 CN CN202321044662.XU patent/CN219657332U/en active Active
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