CN208968450U - A kind of piston pin camber detection device - Google Patents
A kind of piston pin camber detection device Download PDFInfo
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- CN208968450U CN208968450U CN201821715809.2U CN201821715809U CN208968450U CN 208968450 U CN208968450 U CN 208968450U CN 201821715809 U CN201821715809 U CN 201821715809U CN 208968450 U CN208968450 U CN 208968450U
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- piston pin
- crossbeam
- support leg
- detection device
- measured
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Abstract
The utility model discloses a kind of piston pin camber detection devices, it is set on the external cylindrical surface of piston pin to be measured and detects its curvature, including dial framework and dial gauge, the dial framework includes crossbeam, the side of the crossbeam is provided with support leg, the support leg arranges that the crossbeam is set on piston pin to be measured by the support leg along crossbeam length direction；It is provided with a mounting hole on crossbeam, the axis of the axis of the mounting hole perpendicular to piston pin to be measured；The dial gauge is set at the mounting hole.The utility model has the advantage of the structure of the detecting device is simple, and easy to use, one can be operated, and is effectively simplified detection process, shortens detection time, improves working efficiency.
Description
Technical field
The utility model belongs to mechanical processing technique manufacturing technology field, and in particular to a kind of piston pin camber detection dress
It sets.
Background technique
The hardness requirement of piston pin is high, needs to carry out carburizing and quenching.Quenching will lead to piston pin bending deformation, however
Piston pin influences whether subsequent processing quality once deforming, or even directly scraps, and therefore, each piston pin is after quenching
Camber detection must all be carried out.There are two types of existing piston pin camber detection methods, is directly to place piston pin to be measured in first
It is detected on verifying bench V-type bracket, then playing table；Second is that piston pin to be measured is clamped in small lathe or cylindrical grinder
On, then play table detection.Both detection methods are required to using special equipment, and there are cumbersome, detection time is long to be lacked
Point.
Utility model content
The technical problem to be solved by the utility model is to: existing piston pin detection needs to rely on special equipment, grasps
Make complexity, detection time is long, low efficiency.
The utility model solves above-mentioned technical problem using following technical scheme:
A kind of piston pin camber detection device, is set on the external cylindrical surface of piston pin to be measured and detects its curvature, the inspection
Surveying device includes dial framework and dial gauge, and the dial framework includes crossbeam, and the side of the crossbeam is provided with support leg, the support leg
It is arranged along crossbeam length direction, the crossbeam is set on piston pin to be measured by the support leg；An installation is provided on crossbeam
Hole, the axis of the axis of the mounting hole perpendicular to piston pin to be measured；The dial gauge is set at the mounting hole.
Preferably, a kind of piston pin camber detection device described in the utility model, along the axis direction of piston pin to be measured
It sees, the support leg is V-shaped.
Preferably, a kind of piston pin camber detection device described in the utility model, the support leg are two, two branch
Support foot is separately positioned on the both ends of crossbeam.
Preferably, a kind of piston pin camber detection device described in the utility model, the support leg and crossbeam are detachable
Connection.
Preferably, a kind of piston pin camber detection device described in the utility model, the end face of the crossbeam is provided with spiral shell
Hole, the opposite two sides of screw hole are respectively equipped with pin hole, and the support leg is set to the end of crossbeam by screw and pin.
Preferably, a kind of piston pin camber detection device described in the utility model is additionally provided with and is installed on the crossbeam
The corresponding locking hole in hole, the axis of the locking hole is perpendicular to the axis of piston pin to be measured and the axis of mounting hole, the lock
It is equipped with locking nut at tieholen, the dial gauge is locked by the locking nut.
Preferably, a kind of piston pin camber detection device described in the utility model, the mounting hole are set to crossbeam
Middle part.
Preferably, a kind of piston pin camber detection device described in the utility model is provided with multiple subtract on the crossbeam
Repeated hole.
The utility model technology the utility model has the advantages that
Piston pin camber structure of the detecting device described in technical solutions of the utility model is simple, easy to use, one
Operation is effectively simplified detection process, shortens detection time, improves working efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of piston pin camber detection device described in the utility model embodiment；
Fig. 2 is the side view of Fig. 1.
Specific embodiment
For convenient for those skilled in the art understand that technical solutions of the utility model, practical new to this now in conjunction with Figure of description
Type technical solution is described further.
Refering to fig. 1 and Fig. 2, present embodiment discloses a kind of piston pin camber detection devices comprising dial framework 1 and dial gauge
2, the dial gauge 2 is set on dial framework 1, and mobile in the external cylindrical surface of piston pin 3 to be measured with dial framework 1, detects piston to be measured
The curvature of pin 3.
The dial framework 1 includes crossbeam 11 and support leg 12.The crossbeam 11 is strip, and along the length of piston pin 3 to be measured
Direction is spent to extend.A mounting hole (not shown) is offered on crossbeam 11, the axis of the mounting hole is perpendicular to crossbeam 11
Axis, generally, the mounting hole are set to the middle part of crossbeam 11.Crossbeam 11 correspond to mounting hole position at be additionally provided with locking hole
(not shown), the axis of the locking hole is both perpendicular to the axis of mounting hole and the axis of crossbeam 11, at the locking hole
It is provided with a locking nut 13.
As a further improvement, multiple lightening holes 14 are also provided on the crossbeam 11, are mitigated by lightening hole 14
The weight of dial framework 1, it is easy to carry.
The support leg 12 is set on crossbeam 11, V-shaped, and plane where the V-type is vertical with crossbeam 11.In this reality
The quantity for applying support leg 12 in example is two, and two support legs 12 are separately positioned on the both ends of crossbeam 11.
In the present embodiment, a screw hole (not shown) is offered on the end face of crossbeam 11, in the opposite two sides of screw hole
It is respectively arranged with pin hole (not shown), support leg 12 is detachably connected by screw 15 and pin 16 and the end of crossbeam 11
It connects.
In other examples, support leg 12 may be set to be multiple, length of multiple support legs 22 along crossbeam 11
Direction setting, as long as crossbeam 11 can be erected on the external cylindrical surface of piston pin 3 to be measured by it.
The dial gauge 2 is set at the mounting hole, and gauge outfit is located at the ipsilateral of crossbeam 11 with support leg 12.This hundred
Table 2 is divided to be locked by locking nut 13.
It is detected using curvature of the above-mentioned camber detection device to piston pin 3 to be measured.As shown in Figure 1, first by dial framework 1
It is placed on the external cylindrical surface of piston pin 3 to be measured, adjusts position, dial gauge 2 is made to be located at the axial middle position of piston pin 3 to be measured
Place；Then the meter-pressing amount of dial gauge 2 is adjusted according to the camber value of permission, and dial gauge 2 is locked by locking nut 13；Make table again
Frame 1 is one week mobile on its external cylindrical surface around the axis of piston pin 3 to be measured, reads the maximum degree and minimum degree of dial gauge,
And according to the maximum degree and minimum degree, the curvature of piston pin 3 to be measured is calculated using conventional method.
A kind of piston pin camber structure of the detecting device advantages of simple, it is curved effectively to simplify piston pin described in the present embodiment
The detection process of degree, and there is advantage easy to carry, easy to maintain, it is suitable for the camber detection work of most piston pins
Make, there is wide applicability and good practicability, is suitable for promoting the use of on a large scale.
Technical solutions of the utility model are exemplarily described utility model above in conjunction with attached drawing, it is clear that this is practical
Novel specific implementation is not subject to the restrictions described above, as long as using the method concept and technical solution progress of the utility model
Various unsubstantialities improve, or it is not improved the conception and technical scheme of utility model are directly applied into other occasions,
It both is within the protection scope of the present invention.
Claims (8)
1. a kind of piston pin camber detection device, is set on the external cylindrical surface of piston pin to be measured and detects its curvature, feature
It is, including dial framework and dial gauge, the dial framework includes crossbeam, and the side of the crossbeam is provided with support leg, the support leg
It is arranged along crossbeam length direction, the crossbeam is set on piston pin to be measured by the support leg；An installation is provided on crossbeam
Hole, the axis of the axis of the mounting hole perpendicular to piston pin to be measured；The dial gauge is set at the mounting hole.
2. a kind of piston pin camber detection device according to claim 1, which is characterized in that along the axis of piston pin to be measured
Direction sees that the support leg is V-shaped.
3. a kind of piston pin camber detection device according to claim 2, which is characterized in that the support leg is two,
Two support legs are separately positioned on the both ends of crossbeam.
4. a kind of piston pin camber detection device according to claim 3, which is characterized in that the support leg and crossbeam can
Dismantling connection.
5. a kind of piston pin camber detection device according to claim 4, which is characterized in that the end face of the crossbeam is arranged
There is screw hole, the opposite two sides of screw hole are respectively equipped with pin hole, and the support leg is set to the end of crossbeam by screw and pin.
6. a kind of piston pin camber detection device according to claim 1, which is characterized in that be additionally provided on the crossbeam with
The corresponding locking hole of mounting hole, the axis of the locking hole is perpendicular to the axis of piston pin to be measured and the axis of mounting hole, institute
It states and is equipped with locking nut at locking hole, the dial gauge is locked by the locking nut.
7. a kind of piston pin camber detection device according to claim 1 or 6, which is characterized in that the mounting hole setting
In the middle part of crossbeam.
8. a kind of piston pin camber detection device according to claim 1, which is characterized in that be provided on the crossbeam more
A lightening hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821715809.2U CN208968450U (en) | 2018-10-19 | 2018-10-19 | A kind of piston pin camber detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821715809.2U CN208968450U (en) | 2018-10-19 | 2018-10-19 | A kind of piston pin camber detection device |
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| Publication Number | Publication Date |
|---|---|
| CN208968450U true CN208968450U (en) | 2019-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821715809.2U Active CN208968450U (en) | 2018-10-19 | 2018-10-19 | A kind of piston pin camber detection device |
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| CN (1) | CN208968450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115089A (en) * | 2018-10-19 | 2019-01-01 | 安庆中船柴油机有限公司 | A kind of piston pin camber detection device and detection method |
-
2018
- 2018-10-19 CN CN201821715809.2U patent/CN208968450U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115089A (en) * | 2018-10-19 | 2019-01-01 | 安庆中船柴油机有限公司 | A kind of piston pin camber detection device and detection method |
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