CN108020146B - Piston center line measuring tool - Google Patents
Piston center line measuring tool Download PDFInfo
- Publication number
- CN108020146B CN108020146B CN201810066493.7A CN201810066493A CN108020146B CN 108020146 B CN108020146 B CN 108020146B CN 201810066493 A CN201810066493 A CN 201810066493A CN 108020146 B CN108020146 B CN 108020146B
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- Prior art keywords
- piston
- accommodating body
- clamping handle
- plate
- opening
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a piston center line measuring tool, which comprises a piston accommodating body, a fixing plate vertically arranged in the piston accommodating body and a clamping handle connected to the rear end of the fixing plate; the piston accommodating body is of a cuboid structure, and a space for accommodating the piston is arranged inside the piston accommodating body; the front end of the piston accommodating body is provided with a first opening, and the top of the piston extends out of the piston accommodating body through the first opening; the upper end and the lower end of the piston containing body are respectively provided with piston pin perforations, and the two piston pin perforations are symmetrically arranged and matched with the piston pins. The invention has the advantages that: (1) simple structure; (2) The design of the sizes of the two ends of the waist-shaped hole is convenient for further adjustment of the piston pin; (3) The fixed plate realizes the relative movement along the front end and the rear end of the piston accommodating body under the cooperation of the convex strips and the guide grooves; (4) The fixing plate is connected with the guide groove through the internal threads and the external threads and the protruding strips in a rotating mode, and the fixing plate is driven to stably move along the front end and the rear end of the piston containing body by the rotating clamping handle.
Description
Technical Field
The invention relates to the field of measurement and detection of pistons, in particular to a piston center line measuring tool.
Background
In the manufacturing field of aluminum pistons, the production workshop has a severe environment and various pollutes such as greasy dirt, aluminum scraps and the like, and standard center lines of the pistons, namely a pin hole center line and a piston center line, are required to be drawn in the production, and are all taken to a measuring chamber for alignment and scribing by a universal dividing head. On one hand, the physical strength of the workers is consumed and overdrawed; on the other hand, the work efficiency of scribing is seriously affected. Therefore, a piston center line measuring tool which is simple in structure, convenient to operate, time-saving and labor-saving and capable of effectively improving scribing working efficiency is urgently needed at present.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a piston center line measuring tool which has the advantages of simple structure, convenient operation, time and labor saving and can effectively improve the scribing working efficiency.
The invention is realized by the following technical scheme: a measuring tool for a center line of a piston comprises a piston accommodating body, a fixing plate vertically arranged in the piston accommodating body and a clamping handle connected to the rear end of the fixing plate; the piston accommodating body is of a cuboid structure, and a space for accommodating the piston is formed in the piston accommodating body; the front end of the piston accommodating body is provided with a first opening, and the top of the piston extends out of the piston accommodating body through the first opening to be matched with the height gauge; the upper end and the lower end of the piston containing body are respectively provided with piston pin perforations, and the two piston pin perforations are symmetrically arranged and matched with the piston pins.
As one of the preferred modes of the present invention, the piston housing is further provided with a second opening.
As one of the preferred embodiments of the present invention, the second opening and the first opening are located on adjacent faces of the piston housing.
As one preferable mode of the invention, the piston pin perforation is specifically a waist-shaped hole which is arranged along the length direction of the piston and has different inner diameter sizes at two ends; wherein the waist-shaped hole diameter near the front end of the piston accommodating body is slightly smaller than the waist-shaped hole diameter near the rear end of the piston accommodating body.
As one preferable mode of the present invention, the piston housing body is specifically a rectangular plate structure, the upper and lower plates thereof are respectively provided with piston pin perforations, and a fixing plate is provided between the upper and lower plates.
As one preferable mode of the invention, at least one guide groove arranged along the length direction of the piston is respectively arranged on the inner sides of the upper plate and the lower plate of the piston accommodating body.
As one of the preferable modes of the invention, the upper end and the lower end of the fixed plate are respectively provided with at least one convex strip, the convex strips are matched with the guide grooves, and the fixed plate can relatively move along the front end and the rear end of the piston accommodating body under the matching of the convex strips and the guide grooves.
As one of the preferred modes of the present invention, the grip handle is laterally connected to the rear end of the fixing plate and traverses the piston housing to extend to the outer end thereof.
As one of the preferred modes of the present invention, the grip lever is rotatably connected to the fixed plate.
As one of the preferable modes of the invention, the clamping handle is provided with external threads, and the part of the piston accommodating body contacted with the clamping handle is provided with internal threads matched with the piston accommodating body.
Compared with the prior art, the invention has the advantages that:
(1) The structure is simple, and the device is only composed of a piston accommodating body, a fixed plate and a clamping handle;
(2) The piston pin perforation is specifically a waist-shaped hole with different inner diameters at two ends, and the aperture of the waist-shaped hole at the front end is slightly smaller than that of the waist-shaped hole at the rear end; when the position of the piston is adjusted, the design of the sizes of the two ends of the waist-shaped hole is convenient for further adjustment of the piston pin;
(3) The inner sides of the upper plate and the lower plate are respectively provided with two guide grooves, and the upper end and the lower end of the fixed plate are respectively provided with two raised strips matched with the guide grooves; the fixed plate realizes the relative movement along the front end and the rear end of the piston accommodating body under the cooperation of the convex strips and the guide grooves;
(4) After the piston after falling is placed in the piston accommodating body, a part of the top of the piston is exposed out of the second opening, and the fixing plate is rotationally connected with the clamping handle through the matching of the internal threads and the external threads and the matching of the convex strips and the guide grooves and the rotation of the clamping handle, so that the fixing plate is driven to stably move along the front end and the rear end of the piston accommodating body by the rotation of the clamping handle.
Drawings
FIG. 1 is a schematic view showing the overall structure of a piston center line measuring tool in embodiment 1;
FIG. 2 is a schematic diagram of the front view of FIG. 1;
FIG. 3 is a left side schematic view of FIG. 1;
fig. 4 is a schematic view showing the use state of the piston center line measuring tool in embodiment 1.
In the figure: 1 is a piston accommodating body, 11 is a first opening, 12 is a second opening, 13 is an upper plate, 14 is a lower plate, 15 is a piston pin perforation, 16 is a guide groove, 17 is an internal thread, 2 is a fixed plate, 21 is a convex strip, 3 is a clamping handle, 31 is an external thread, 4 is a piston, 41 is a piston pin, and 5 is a height gauge.
Detailed Description
The following describes in detail the examples of the present invention, which are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of protection of the present invention is not limited to the following examples.
Example 1
As shown in fig. 1 to 4, a piston center line measuring tool of the present embodiment includes a piston housing 1, a fixing plate 2 vertically provided inside the piston housing 1, and a grip handle 3 attached to the rear end of the fixing plate 2. The piston accommodating body 1 is of a body plate-shaped structure, and a space for accommodating the piston 4 is arranged in the piston accommodating body; the front end of the piston accommodating body 1 is provided with a first opening 11, the top of the piston 4 extends out of the piston accommodating body 1 through the first opening 11 and is matched with the height gauge 5, so that the height gauge 5 can conveniently score the center line of the piston 4; the side end of the piston accommodating body 1 is provided with a second opening 12, so that the piston 4 can be conveniently put in and taken out; the upper plate 13 and the lower plate 14 of the piston accommodating body 1 are respectively provided with piston pin perforations 15, and the two piston pin perforations 15 are symmetrically arranged and matched with the piston pin 41; the piston pin through hole 15 is specifically a waist-shaped hole which is arranged along the length direction of the piston 4 and has different inner diameter sizes at two ends; wherein the waist-shaped hole diameter near the front end of the piston accommodating body 1 is slightly smaller than the waist-shaped hole diameter near the rear end of the piston accommodating body 1.
The fixed plate 2 is a rectangular fixed plate and is vertically fixed between an upper plate 13 and a lower plate 14 of the piston accommodating body 1; the inner sides of the upper plate 13 and the lower plate 14 of the piston accommodating body 1 are respectively provided with two guide grooves 16 along the length direction of the piston 4, and the upper end and the lower end of the fixed plate 2 are respectively provided with two raised strips 21 matched with the guide grooves 16; the fixing plate 2 can move relatively along the front and rear ends of the piston housing 1 under the cooperation of the protruding strips 21 and the guide grooves 16.
The clamping handle 3 is rotatably connected to the rear end of the fixed plate 2 and transversely penetrates the piston accommodating body 1 to extend to the outer end thereof; the clamping handle 3 is provided with an external thread 31, and the part of the piston accommodating body 1 contacted with the clamping handle 3 is provided with an internal thread 17 matched with the external thread; after the lying piston 4 is placed in the piston containing body 1, a part of the top of the piston 4 is exposed out of the first opening 11, and then the fixing plate 2 is rotationally connected with the clamping handle 3 through the matching of the internal thread 17 and the external thread 31 and the protruding strip 21 and the guide groove 16, so that the fixing plate 2 is driven to stably move along the front end and the rear end of the piston containing body 1 by rotating the clamping handle 3.
Method of use (as shown in fig. 4):
(1) The piston 4 after being fallen is put into the piston containing body 1, the piston pin 41 is adjusted through the piston pin perforation 15, and the parallel line of the center of the pin hole of the piston pin 41 is automatically aligned and positioned;
(2) The fixing plate 2 is rotationally connected with the clamping handle 3 through the matching of the internal thread 17 and the external thread 31, the convex strip 21 and the guide groove 16, and the clamping handle 3 is rotated to drive the fixing plate 2 to stably move along the front end and the rear end of the piston accommodating body 1;
(3) After the piston 4 is fixed at a certain position, part of the top of the piston 4 is exposed outside the first opening 11, and the center line of the piston 4 is found out through the height gauge 5;
(4) The device is turned upwards by 90 degrees, and then the center line of the piston 4 is found out by using the height ruler 5, so that the cross center line is completed.
The device has the advantages that:
(1) The structure is simple, and the device is only composed of a piston accommodating body 1, a fixed plate 2 and a clamping handle 3;
(2) The piston pin perforation 15 is specifically a waist-shaped hole with different inner diameters at two ends, and the aperture of the waist-shaped hole at the front end is slightly smaller than that of the waist-shaped hole at the rear end; when the position of the piston 4 is adjusted, the design of the sizes of the two ends of the waist-shaped hole is convenient for further adjustment of the piston pin 41;
(3) The inner sides of the upper plate 13 and the lower plate 14 are respectively provided with two guide grooves 16, and the upper end and the lower end of the fixed plate 2 are respectively provided with two raised strips 21 matched with the guide grooves 16; the fixed plate 2 realizes relative movement along the front and rear ends of the piston containing body 1 under the cooperation of the convex strips 21 and the guide grooves 16;
(4) After the lying piston 4 is placed in the piston containing body 1, a part of the top of the piston 4 is exposed out of the second opening 12, and the fixing plate 2 is rotationally connected with the clamping handle 3 through the matching of the internal threads 17 and the external threads 31 and the protruding strips 21 and the guide grooves 16, so that the fixing plate 2 is driven to stably move along the front end and the rear end of the piston containing body 1 by rotating the clamping handle 3.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. The tool for measuring the center line of the piston is characterized by comprising a piston accommodating body, a fixing plate vertically arranged in the piston accommodating body and a clamping handle connected to the rear end of the fixing plate; the piston accommodating body is of a cuboid structure, and a space for accommodating the piston is formed in the piston accommodating body; the front end of the piston accommodating body is provided with a first opening, and the top of the piston extends out of the piston accommodating body through the first opening to be matched with the height gauge; the upper end and the lower end of the piston accommodating body are respectively provided with piston pin perforations, and the two piston pin perforations are symmetrically arranged and matched with the piston pins;
the piston containing body is in a cuboid plate-shaped structure, piston pin perforations are respectively arranged on the upper plate and the lower plate of the piston containing body, a fixed plate is arranged between the upper plate and the lower plate, at least one guide groove which is arranged along the length direction of the piston is also respectively arranged on the inner sides of the upper plate and the lower plate of the piston containing body, at least one raised line is respectively arranged at the upper end and the lower end of the fixed plate, the raised line is matched with the guide groove, and the fixed plate can relatively move along the front end and the rear end of the piston containing body under the matching of the raised line and the guide groove;
the clamping handle is rotationally connected with the fixed plate, an external thread is arranged on the clamping handle, and an internal thread matched with the piston accommodating body is arranged on the part of the piston accommodating body contacted with the clamping handle;
the using method of the piston center line measuring tool comprises the following steps:
(1) Placing the lying piston into a piston accommodating body, adjusting a piston pin through a piston pin perforation, automatically aligning a parallel line at the center of a piston pin hole, and positioning the parallel line;
(2) The fixing plate is rotationally connected with the clamping handle through the matching of the internal thread and the external thread and the matching of the convex strip and the guide groove, and the clamping handle is rotated to drive the fixing plate to stably move along the front end and the rear end of the piston accommodating body;
(3) After the piston is fixed at a certain position, exposing a part of the top of the piston outside the first opening, and finding out the center line of the piston through a height ruler;
(4) The device is turned upwards by 90 degrees, and then the center line of the piston is found out by using the height ruler, so that the cross center line is completed.
2. The tool of claim 1, wherein the piston housing further comprises a second opening.
3. The piston centerline measuring tool of claim 2 wherein the second opening and the first opening are located on adjacent faces of the piston housing.
4. The tool according to claim 1, wherein the piston pin bores are waist-shaped bores having different inner diameters at both ends, which are provided along a longitudinal direction of the piston; wherein the waist-shaped hole diameter near the front end of the piston accommodating body is slightly smaller than the waist-shaped hole diameter near the rear end of the piston accommodating body.
5. The tool of claim 1, wherein the clamping handle is laterally connected to the rear end of the fixed plate and extends across the piston housing to the outer end thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810066493.7A CN108020146B (en) | 2018-01-24 | 2018-01-24 | Piston center line measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810066493.7A CN108020146B (en) | 2018-01-24 | 2018-01-24 | Piston center line measuring tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108020146A CN108020146A (en) | 2018-05-11 |
| CN108020146B true CN108020146B (en) | 2023-10-13 |
Family
ID=62074723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810066493.7A Active CN108020146B (en) | 2018-01-24 | 2018-01-24 | Piston center line measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108020146B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4040763A (en) * | 1975-10-28 | 1977-08-09 | Gerhard Assenmacher | Method and fixture for reaming piston pin bushings in connecting rods |
| CN2174310Y (en) * | 1993-08-02 | 1994-08-17 | 庄博昌 | Multi-function hole digger |
| CN203605886U (en) * | 2013-11-29 | 2014-05-21 | 陕西黄河集团有限公司 | Radiator bore hole symmetry degree detection tool |
| CN204487192U (en) * | 2015-03-20 | 2015-07-22 | 亿达日平机床有限公司 | A kind of new type auto centralising device |
| CN205765024U (en) * | 2016-05-25 | 2016-12-07 | 大连汇隆活塞股份有限公司 | A kind of single-piece piston locating and machining structure |
| DE102015114212A1 (en) * | 2015-08-27 | 2017-03-02 | Jenoptik Industrial Metrology Germany Gmbh | Arrangement for clamping a rotatable workpiece |
| CN207741682U (en) * | 2018-01-24 | 2018-08-17 | 安徽浩丰实业有限公司 | A kind of piston centreline survey tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6792689B2 (en) * | 2003-01-08 | 2004-09-21 | Sang-Wan Joo | Remote center compliance device |
-
2018
- 2018-01-24 CN CN201810066493.7A patent/CN108020146B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4040763A (en) * | 1975-10-28 | 1977-08-09 | Gerhard Assenmacher | Method and fixture for reaming piston pin bushings in connecting rods |
| CN2174310Y (en) * | 1993-08-02 | 1994-08-17 | 庄博昌 | Multi-function hole digger |
| CN203605886U (en) * | 2013-11-29 | 2014-05-21 | 陕西黄河集团有限公司 | Radiator bore hole symmetry degree detection tool |
| CN204487192U (en) * | 2015-03-20 | 2015-07-22 | 亿达日平机床有限公司 | A kind of new type auto centralising device |
| DE102015114212A1 (en) * | 2015-08-27 | 2017-03-02 | Jenoptik Industrial Metrology Germany Gmbh | Arrangement for clamping a rotatable workpiece |
| CN205765024U (en) * | 2016-05-25 | 2016-12-07 | 大连汇隆活塞股份有限公司 | A kind of single-piece piston locating and machining structure |
| CN207741682U (en) * | 2018-01-24 | 2018-08-17 | 安徽浩丰实业有限公司 | A kind of piston centreline survey tool |
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| Publication number | Publication date |
|---|---|
| CN108020146A (en) | 2018-05-11 |
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