CN215701196U - Diesel engine crankshaft analysis inspection tool - Google Patents
Diesel engine crankshaft analysis inspection tool Download PDFInfo
- Publication number
- CN215701196U CN215701196U CN202122343145.XU CN202122343145U CN215701196U CN 215701196 U CN215701196 U CN 215701196U CN 202122343145 U CN202122343145 U CN 202122343145U CN 215701196 U CN215701196 U CN 215701196U
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- thimble
- fixed
- diesel engine
- waist
- crankshaft
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model relates to the technical field of engines, and discloses a diesel engine crankshaft-based analytical inspection tool which comprises a bottom plate, wherein a thimble support is fixed at the front end of the bottom plate, a front thimble is fixed on the thimble support, a rear thimble which is coaxial with the front thimble is arranged on the rear side of the front thimble, the rear thimble is fixed on a moving block, two sliding blocks which are arranged in parallel are fixed on the bottom surface of the moving block, the sliding blocks are slidably connected on corresponding guide rails which extend in the front-rear direction, and the guide rails are fixed on the bottom plate; the moving block is provided with a locking mechanism. The structure of a double-sided thimble is adopted, a front thimble is fixed, a rear thimble can move left and right on a guide rail, and the rear thimble can be locked by a locking mechanism; the portability and the inspection efficiency of crankshaft analysis inspection can be effectively improved.
Description
The technical field is as follows:
the utility model relates to the technical field of engines, in particular to an auxiliary dismounting sleeve for a faucet.
Background art:
after the diesel engine is assembled and manufactured in a trial mode, trial run running-in is needed so as to check faults, check performance and carry out integral test. After the test is finished, the whole machine is subjected to part disassembly inspection and analysis. The crankshaft is a key inspection object as a core part of the diesel engine. The crankshaft bears large combustion explosion pressure and impact of inertia force and centrifugal force in the test run process, and abnormal damage including scratch damage, burning, cracks, deformation fracture and other faults of the shaft diameter surface can occur besides the abrasion characteristic. Because the crankshafts are various in variety, irregular in shape and heavy in weight, if proper tools are not available, time and labor are wasted in crankshaft inspection, and the crankshafts are very inconvenient to inspect.
The utility model has the following contents:
the utility model aims to overcome the defects of the prior art and provides a diesel engine crankshaft-based analytical inspection tool which adopts a double-sided thimble structure, wherein a front thimble is fixed, a rear thimble can move left and right on a guide rail, and the rear thimble can be locked through a locking mechanism; the portability and the inspection efficiency of crankshaft analysis inspection can be effectively improved.
The scheme for solving the technical problems is as follows:
a tool for analyzing and checking a crankshaft based on a diesel engine comprises a bottom plate, wherein a thimble support is fixed at the front end of the bottom plate, a front thimble is fixed on the thimble support, a rear thimble coaxial with the front thimble is arranged on the rear side of the front thimble, the rear thimble is fixed on a movable block, two sliding blocks arranged in parallel are fixed on the bottom surface of the movable block, the sliding blocks are slidably connected to corresponding guide rails extending in the front-rear direction, and the guide rails are fixed on the bottom plate;
the moving block is provided with a locking mechanism.
The locking mechanism comprises a base fixed on the moving block, a threaded hole and a guide hole which are arranged up and down are formed in the base, a threaded pressure rod is screwed on the threaded hole, a pressure column is arranged on the lower side of the threaded pressure rod, and the pressure column is inserted and sleeved in the guide hole; and a handle is fixed at the upper end of the threaded pressure lever.
A semi-waist-shaped groove with an opening at one side is formed at the upper end of the compression column, and a semi-waist-shaped convex ring is formed on the inner wall of the upper end of the semi-waist-shaped groove;
an annular groove is formed at the lower end of the threaded pressure rod and is inserted and sleeved on the semi-waist-shaped convex ring.
A counter bore is formed in the bottom surface of the semi-waist-shaped groove, a spring limiting column is sleeved in the counter bore, a plurality of disc-shaped springs are sleeved on the spring limiting column, and the disc-shaped springs are clamped between the bottom of the threaded pressure rod and the bottom surface of the semi-waist-shaped groove; and a pressure spring is clamped between the spring limiting column and the bottom surface of the counter bore.
A guide groove is formed in the outer wall of the compression column;
and a guide pin is fixed on the side wall of the guide hole, and the inner end of the guide pin is inserted and sleeved in the guide groove.
The utility model has the following outstanding effects:
compared with the prior art, the structure adopts a double-sided thimble structure, the front thimble is fixed, the rear thimble can move left and right on the guide rail, and the rear thimble can be locked by the locking mechanism; the portability and the inspection efficiency of crankshaft analysis inspection can be effectively improved.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2 taken about A-A;
FIG. 4 is a partial enlarged view of FIG. 3 with respect to B;
fig. 5 is a schematic structural view of the compression leg of the present invention.
The specific implementation mode is as follows:
in an embodiment, as shown in fig. 1 to 5, a tool for analyzing and checking a crankshaft based on a diesel engine includes a base plate 1, a thimble support 21 is fixed at a front end of the base plate 1, a front thimble 22 is fixed on the thimble support 21, a rear thimble 3 coaxially disposed with the front thimble 22 is arranged at a rear side of the front thimble 22, the rear thimble 3 is fixed on a moving block 41, two parallel sliders 42 are fixed on a bottom surface of the moving block 41, the sliders 42 are slidably connected to corresponding guide rails 43 extending in a front-rear direction, and the guide rails 43 are fixed on the base plate 1;
the moving block 41 is provided with a locking mechanism 5.
Furthermore, the locking mechanism 5 comprises a base 51 fixed on the moving block 41, a threaded hole 511 and a guide hole 512 are formed in the base 51, the threaded hole 511 is screwed with a threaded pressure lever 52, a pressure column 53 is arranged on the lower side of the threaded pressure lever 52, and the pressure column 53 is inserted in the guide hole 512; a handle 54 is fixed on the upper end of the threaded pressure lever 52.
Furthermore, a half waist-shaped groove 531 with an opening at one side is formed at the upper end of the compression leg 53, and a half waist-shaped convex ring 532 is formed on the inner wall of the upper end of the half waist-shaped groove 531;
an annular groove 521 is formed at the lower end of the threaded pressure rod 52, and the annular groove 521 is inserted and sleeved on the semi-waist-shaped convex ring 532.
Furthermore, a counter bore 533 is formed on the bottom surface of the half waist-shaped groove 531, a spring limiting column 54 is sleeved in the counter bore 533, a plurality of disc-shaped springs 55 are sleeved on the spring limiting column 54, and the disc-shaped springs 55 are clamped between the bottom of the threaded compression rod 52 and the bottom surface of the half waist-shaped groove 531; a compression spring 56 is clamped between the spring limiting column 54 and the bottom surface of the counter bore 533.
Furthermore, the outer wall of the compression leg 53 is formed with a guide groove 534;
a guide pin 57 is fixed on the side wall of the guide hole 512, and the inner end of the guide pin 57 is inserted into the guide groove 534.
The working principle is as follows: aligning two end taper holes of the crankshaft 9 with the front thimble 22 and the rear thimble 3, and then moving the rear thimble 3 to clamp the crankshaft 9 between the front thimble 22 and the rear thimble 3; then the handle 54 is rotated, the handle 54 drives the threaded pressure lever 52 to rotate and move downwards, the threaded pressure lever 52 drives the pressure column 53 to move downwards and press against the bottom plate 1, and the movable block 41 is fixed through the friction force between the pressure column 53 and the bottom plate 1, so that the rear ejector pin is fixed; the crankshaft can then be inspected.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (5)
1. The utility model provides a because analytic inspection frock of diesel engine bent axle, includes bottom plate (1), its characterized in that: a thimble support (21) is fixed at the front end of the bottom plate (1), a front thimble (22) is fixed on the thimble support (21), a rear thimble (3) coaxial with the front thimble (22) is arranged at the rear side of the front thimble (22), the rear thimble (3) is fixed on a moving block (41), two parallel sliding blocks (42) are fixed on the bottom surface of the moving block (41), the sliding blocks (42) are slidably connected to corresponding guide rails (43) extending in the front-rear direction, and the guide rails (43) are fixed on the bottom plate (1);
the moving block (41) is provided with a locking mechanism (5).
2. The tool for analyzing and checking the crankshaft of the diesel engine according to claim 1, wherein: the locking mechanism (5) comprises a base (51) fixed on the moving block (41), a threaded hole (511) and a guide hole (512) are formed in the base (51) and are vertically arranged, a threaded pressure rod (52) is screwed on the threaded hole (511), a pressure column (53) is arranged on the lower side of the threaded pressure rod (52), and the pressure column (53) is inserted in the guide hole (512); a handle (54) is fixed at the upper end of the threaded pressure lever (52).
3. The tool for analyzing and checking the crankshaft of the diesel engine according to claim 2, wherein: a semi-waist-shaped groove (531) with an opening at one side is formed at the upper end of the compression column (53), and a semi-waist-shaped convex ring (532) is formed on the inner wall of the upper end of the semi-waist-shaped groove (531);
an annular groove (521) is formed at the lower end of the threaded pressure rod (52), and the annular groove (521) is inserted and sleeved on the semi-waist-shaped convex ring (532).
4. The tool for analyzing and checking the crankshaft of the diesel engine according to claim 3, wherein: a counter bore (533) is formed in the bottom surface of the half waist-shaped groove (531), a spring limiting column (54) is sleeved in the counter bore (533), a plurality of disc-shaped springs (55) are sleeved on the spring limiting column (54), and the disc-shaped springs (55) are clamped between the bottom of the threaded compression bar (52) and the bottom surface of the half waist-shaped groove (531); a pressure spring (56) is clamped between the spring limiting column (54) and the bottom surface of the counter bore (533).
5. The tool for analyzing and checking the crankshaft of the diesel engine according to claim 2, wherein: a guide groove (534) is formed on the outer wall of the compression leg (53);
and a guide pin (57) is fixed on the side wall of the guide hole (512), and the inner end of the guide pin (57) is inserted in the guide groove (534).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122343145.XU CN215701196U (en) | 2021-09-27 | 2021-09-27 | Diesel engine crankshaft analysis inspection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122343145.XU CN215701196U (en) | 2021-09-27 | 2021-09-27 | Diesel engine crankshaft analysis inspection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215701196U true CN215701196U (en) | 2022-02-01 |
Family
ID=80025207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122343145.XU Active CN215701196U (en) | 2021-09-27 | 2021-09-27 | Diesel engine crankshaft analysis inspection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215701196U (en) |
-
2021
- 2021-09-27 CN CN202122343145.XU patent/CN215701196U/en active Active
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