CN218179816U - Piston internal diameter detection tool and detection device - Google Patents
Piston internal diameter detection tool and detection device Download PDFInfo
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- CN218179816U CN218179816U CN202221357387.2U CN202221357387U CN218179816U CN 218179816 U CN218179816 U CN 218179816U CN 202221357387 U CN202221357387 U CN 202221357387U CN 218179816 U CN218179816 U CN 218179816U
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Abstract
The utility model discloses a piston internal diameter detection tool and detection device, including the tool body, locate the detection test block on the tool body to and the concave cell body of locating on the tool body, the cell body is including the cavity that supplies car valve piston bottom surface to get into, and the trough rim of being connected with tool body top surface, after car valve piston bottom surface got into the cavity, cambered surface and the trough rim looks butt of being connected with car valve piston bottom surface, detection test block was located the cavity, the utility model discloses a piston internal diameter detection tool, when detecting in the test block can insert car valve piston, car valve piston internal diameter size is qualified, not only detects the precision and is stable, and detection efficiency is higher, the utility model discloses still provide a detection device, through amesdial and the cooperation of piston internal diameter detection tool on the detection support, can also detect the conical surface of being connected with car valve piston bottom surface to the length on car valve piston top, the simple operation has further improved the detection efficiency of length.
Description
[ technical field ] A
The utility model relates to a piston manufacturing technical field especially relates to a piston internal diameter detection tool and detection device.
[ background ] A method for producing a semiconductor device
The VALVE PISTON (VALVE PISTON) is one of the precision parts applied to the automobile, and the requirement on the inner diameter precision of a VALVE PISTON workpiece is very high in the production and manufacturing process, but the existing tool for detecting the inner diameter of the VALVE PISTON has low detection efficiency and unstable detection precision.
[ Utility model ] A method for manufacturing a semiconductor device
For solving the problem that above-mentioned car valve piston internal diameter detected, the utility model provides a piston internal diameter detection tool and detection device not only can improve detection efficiency, detects the higher more stable of precision moreover.
The utility model discloses realized by following technical scheme:
the utility model provides a piston internal diameter detection tool, includes the tool body, locates detection test block on the tool body to and the recessed cell body of locating on the tool body, the cell body is including the cavity that supplies car valve piston bottom surface to get into, and with the groove limit that tool body top surface is connected, car valve piston bottom surface gets into behind the cavity, the cambered surface of being connected with car valve piston bottom surface with groove limit looks butt, detection test block is located on the cavity.
As above, the piston inner diameter detection jig has the advantages that the detection test block is a cylinder.
According to the piston inner diameter detection jig, the groove body is cylindrical, and the detection test block and the groove body are coaxially arranged.
According to the piston inner diameter detection jig, the detection test block and the groove body are located at the top of the jig body.
According to the piston inner diameter detection jig, the detection test block is higher than the groove edge.
According to the piston inner diameter detection jig, the height difference between the top of the detection test block and the groove edge is smaller than or equal to the depth of an inner hole of the automobile valve piston.
According to the piston inner diameter detection jig, the bottom of the jig body is provided with the base protruding out of the periphery of the jig body.
According to the piston inner diameter detection jig, the detection test block is provided with the pressure reducing hole which penetrates through the jig body and the base along the axis direction of the detection test block.
According to the piston inner diameter detection jig, the base is provided with the pressure reducing groove which penetrates through the side wall of the base and is communicated with the pressure reducing hole.
The detection device comprises the piston inner diameter detection jig, a device base, a detection support arranged on the device base, and a dial indicator arranged on the detection support.
Compared with the prior art, the utility model discloses there is following advantage:
1. the utility model provides a piston internal diameter detection tool detects car valve piston's internal diameter through the cooperation that detects test block and cell body, and when detecting in the test block can insert car valve piston, car valve piston internal diameter size is qualified, the utility model discloses it is stable to detect the precision to detection efficiency is higher.
2. The utility model also provides a detection device, through amesdial and the cooperation of piston internal diameter detection tool on the detection support, can also detect the cambered surface of being connected with car valve piston bottom surface to the length on car valve piston top, the simple operation has further improved the detection efficiency of length.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
Fig. 1 is a schematic view of a three-dimensional structure of a piston inner diameter detection jig of the present invention;
fig. 2 is a schematic view of a three-dimensional structure of the piston inner diameter detection jig of the present invention;
fig. 3 is a schematic view of a detection state of the piston inner diameter detection jig of the present invention;
fig. 4 is a schematic view of the three-dimensional structure of the detecting device of the present invention.
[ detailed description ] A
In order to make the technical problems, technical solutions and advantageous effects of the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The concrete embodiment, as shown in fig. 1 to 4 a piston internal diameter detection tool, including tool body 1, locate detection test block 2 on the tool body 1 to and the concave cell body 3 of locating on the tool body 1, cell body 3 is including the cavity 4 that supplies car valve piston 12 bottom surface to get into, and with the trough 5 that tool body 1 top surface is connected, car valve piston 12 bottom surface gets into behind the cavity 4, the cambered surface of being connected with car valve piston 12 bottom surface with 5 looks butt on the trough, detection test block 2 is located on the cavity 4, the utility model discloses a will detection test block 2 inserts in the car valve piston 12 with the detection internal diameter, not only detects the precision stable to detection efficiency is higher, tool body 1 is preferred to be metal material, and hard texture, difficult wearing and tearing.
Furthermore, the detection test block 2 is a cylinder, the outer diameter of the cylinder is equal to the inner diameter of the automobile valve piston 12, which needs to be detected, the structure is simple, and the detection is convenient.
And, the cell body 3 is the cylinder body type, detect test block 2 with cell body 3 coaxial setting, cell body 3 and car valve piston 12 bottom cambered surface laminating in order to prevent fish tail car valve piston 12.
Furthermore, the detection test block 2 and the groove body 3 are located at the top of the jig body 1, so that a worker can conveniently detect the automobile valve piston 12 in the vertical direction, and the detection efficiency is improved.
Specifically, the detection test block 2 is higher than the groove edge 5 and is used for being inserted into the automobile valve piston 12 to detect the inner diameter of the automobile valve piston, and the height difference between the top of the detection test block 2 and the groove edge 5 is smaller than or equal to the depth of an inner hole of the automobile valve piston 12, so that the top end of the detection test block 2 is prevented from scratching the automobile valve piston 12.
In addition, the bottom of the jig body 1 is provided with a base 6 protruding out of the periphery of the jig body 1, the base 6 is a metal disc with an outer diameter larger than that of the jig body 1, and the base has a stable supporting effect when an automobile valve piston 12 is detected.
Further, be equipped with on the detection test block 2 and link up along its axis direction tool body 1 with the pressure relief vent 7 of base 6, pressure relief vent 7 wears out simultaneously the top of detection test block 2 with the bottom of base 6, with outside intercommunication, work as when detection test block 2 inserts car valve piston 12 and detects time measuring, can form airtight space between detection test block 2 and the car valve piston 12, along with detection test block 2 is close to car valve piston 12, and the air in the airtight space can be along with pressure relief vent 7 discharges to the outside to prevent that airtight space internal gas pressure is too big, detection test block 2 can't insert and be close to car valve piston 12.
Further, be equipped with on the base 6 link up its lateral wall and with the decompression groove 8 of decompression hole 7 intercommunication, work as when 6 pastes tight horizontal desktop of base, gas in the airtight space can be followed decompression hole 7 gets into decompression groove 8 and discharge outside prevent decompression hole 7 is blocked, and gas can't be discharged, decompression groove 8 is circular-arc cell body, and simple structure improves the efficiency of giving vent to anger.
The utility model also discloses a detection device, include as above a piston internal diameter detection tool, still include device base 9, locate detection support 10 on the device base 9, and locate amesdial 11 on the detection support 10, tool body 1 is placed on the device base 9, after car valve piston 12 internal diameter detection is qualified, amesdial 11 cooperation the length of cambered surface to the top that trough side 5 is connected in order to detect with car valve piston 12 bottom surfaces.
Tool 1 is preferred to be cylindric metalwork, simple structure, prevents fish tail car valve piston 12.
The working principle of the embodiment is as follows:
the jig body 1 is placed on the device base 9, the inner hole of the automobile valve piston 12, the inner diameter of which needs to be detected, is axially aligned with the detection test block 2, and the detection test block 2 is inserted,
when the detection test block 2 is smoothly inserted into the automobile valve piston 12, the inner diameter of the automobile valve piston 12 is qualified;
when the detection test block 2 cannot be inserted into the automobile valve piston 12, the inner diameter of the automobile valve piston 12 is unqualified;
and after the detection is qualified, the dial indicator 11 is matched with the groove edge 5 to detect the lengths of the arc surface and the top end connected with the bottom surface of the automobile valve piston 12.
1. The utility model provides a piston internal diameter detection tool, through detect test block 2 with the cooperation of cell body 3 detects the internal diameter of car valve piston 12, works as when detecting test block 2 and can inserting in car valve piston 12, car valve piston 12 internal diameter size is qualified, the utility model discloses it is stable to detect the precision to detection efficiency is higher.
2. The utility model also provides a detection device, through on the detection support 10 the amesdial 11 with the cooperation of piston internal diameter detection tool can also detect the cambered surface of being connected with car valve piston 12 bottom surface to the length on car valve piston 12 top, and the simple operation has further improved the detection efficiency of length.
The above description is provided for one embodiment of the present invention, and the embodiments of the present invention are not limited to these descriptions, and the present invention is not limited to the above nomenclature and the English nomenclature since the trade nomenclature is different. All with the utility model discloses a method, structure etc. are similar, the same, or to the utility model discloses make a plurality of technological deductions or replacement under the design prerequisite, all should regard as the utility model discloses a scope of protection.
Claims (10)
1. The utility model provides a piston internal diameter detection tool which characterized in that: including tool body (1), locate detection test block (2) on tool body (1) to and the concave groove of locating cell body (3) on tool body (1), cell body (3) including supplying cavity (4) that car valve piston bottom surface got into, and with groove limit (5) that tool body (1) top surface is connected, car valve piston bottom surface gets into behind cavity (4), the cambered surface of being connected with car valve piston bottom surface with groove limit (5) looks butt, detection test block (2) are located on cavity (4).
2. The piston inner diameter detection jig is characterized in that the detection test block (2) is a cylinder.
3. The piston inner diameter detection jig is characterized in that the groove body (3) is cylindrical, and the detection test block (2) and the groove body (3) are coaxially arranged.
4. The piston inner diameter detection jig is characterized in that the detection test block (2) and the groove body (3) are positioned at the top of the jig body (1).
5. The piston inner diameter detection jig is characterized in that the detection test block (2) is higher than the groove edge (5).
6. The piston inner diameter detection jig is characterized in that the height difference between the top of the detection test block (2) and the groove edge (5) is smaller than or equal to the depth of an inner hole of an automobile valve piston.
7. The tool for detecting the inner diameter of the piston as claimed in claim 1, wherein a base (6) protruding out of the outer periphery of the tool body (1) is arranged at the bottom of the tool body (1).
8. The jig for detecting the inner diameter of the piston as claimed in claim 7, wherein the test block (2) is provided with a pressure reducing hole (7) penetrating the jig body (1) and the base (6) along the axial direction thereof.
9. The tool for detecting the inner diameter of the piston as claimed in claim 8, wherein the base (6) is provided with a pressure relief groove (8) penetrating through the side wall thereof and communicating with the pressure relief hole (7).
10. The detection device is characterized by comprising the piston inner diameter detection jig according to any one of claims 1 to 9, a device base (9), a detection support (10) arranged on the device base (9), and a dial indicator (11) arranged on the detection support (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221357387.2U CN218179816U (en) | 2022-05-31 | 2022-05-31 | Piston internal diameter detection tool and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221357387.2U CN218179816U (en) | 2022-05-31 | 2022-05-31 | Piston internal diameter detection tool and detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218179816U true CN218179816U (en) | 2022-12-30 |
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ID=84609567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221357387.2U Active CN218179816U (en) | 2022-05-31 | 2022-05-31 | Piston internal diameter detection tool and detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218179816U (en) |
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2022
- 2022-05-31 CN CN202221357387.2U patent/CN218179816U/en active Active
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