CN212071785U - Device for turning 6T engine crankshaft - Google Patents
Device for turning 6T engine crankshaft Download PDFInfo
- Publication number
- CN212071785U CN212071785U CN202020227568.8U CN202020227568U CN212071785U CN 212071785 U CN212071785 U CN 212071785U CN 202020227568 U CN202020227568 U CN 202020227568U CN 212071785 U CN212071785 U CN 212071785U
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- engine crankshaft
- connecting plate
- engine
- locating pin
- bolt
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Abstract
The utility model discloses a device of 6T engine crankshaft is changeed in dish, include with the locating pin of the pinhole looks adaptation of engine crankshaft terminal surface up end center department and can drive locating pin pivoted ratchet spanner, be equipped with the connecting plate on the locating pin, insert the frock bolt who is equipped with the connection of being connected with the screw on the engine crankshaft terminal surface on the connecting plate. The utility model discloses a device of 6T engine crankshaft is changeed to dish, structural design is reasonable, belongs to engine assembly technical field, and the frock bolt can not damage bent axle screw thread when changeing the bent axle, stops the hidden danger of flywheel bolt false moment to take place; repeated disassembly and assembly are not needed, and the production efficiency is improved.
Description
Technical Field
The utility model relates to an engine assembly process technique, more specifically say that it relates to a device of 6T engine crankshaft of dish commentaries on classics.
Background
In a 6T engine crankshaft, a pin hole and a screw hole arranged around a central line are formed in the central position of one end of the crankshaft, a proper crankshaft turning device of the 6T engine is not arranged in the production process, an iron rod is inserted into a crankshaft screw hole to rotate when the crankshaft of the 6T engine is turned to tighten a piston connecting rod bolt, and the hidden danger of flywheel bolt false torque caused by damage of the threads of the crankshaft screw hole is caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to some not enough of the above-mentioned of prior art, the utility model aims at providing a convenient to use, easy operation, can not damage the device of the epaxial screw thread of crankshaft dish commentaries on classics 6T engine crankshaft.
In order to achieve the purpose, the utility model provides a device of 6T engine crankshaft is changeed in dish, include with the locating pin of the pinhole looks adaptation of engine crankshaft end face up end center department and can drive locating pin pivoted ratchet spanner, be equipped with the connecting plate on the locating pin, insert the frock bolt who is equipped with the connection of being connected with the screw on the engine crankshaft end face on the connecting plate.
Furthermore, the positioning pin is perpendicular to the connecting plate, and the connecting plate is fixedly connected with the positioning pin.
Furthermore, the connecting plate is provided with a through hole matched with the screw of the tool bolt.
Furthermore, the through hole is a long waist hole structure extending towards the positioning pin.
Furthermore, a ratchet wheel locking handle for locking the ratchet wheel of the ratchet wheel wrench is arranged on the ratchet wheel wrench.
Advantageous effects
Compared with the prior art, the utility model discloses a device of 6T engine crankshaft is changeed in dish beneficial effect as follows: according to the device for turning the crankshaft of the 6T engine by turning the disk, the tool bolt cannot damage the screw thread of the crankshaft screw hole when the crankshaft is turned by turning the disk, and the hidden danger of the false torque of the flywheel bolt is avoided; repeated disassembly and assembly are not needed, and the production efficiency is improved.
Drawings
Fig. 1 is a sectional view showing the structure of a device for turning a 6T engine crankshaft according to the present invention.
In the figure: 1. positioning pins; 2. a ratchet wrench; 3. a connecting plate; 4. tooling bolts; 5. a through hole; 6. a ratchet wheel locking handle; 7. and connecting the sleeve.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.
The specific implementation manner of the utility model is as follows: as shown in figure 1, a device for turning a 6T engine crankshaft in a disc mode comprises a positioning pin 1 matched with a pin hole in the center of the upper end face of the engine crankshaft and a ratchet wrench 2 capable of driving the positioning pin 1 to rotate, a screw hole for mounting a flywheel is formed in the end portion of the crankshaft, the positioning pin 1 is mounted in the pin hole to enable the center line of the positioning pin 1 to coincide with the center line of the crankshaft, the positioning pin 1 has positioning and crankshaft connecting functions, a connecting plate 3 is arranged on the positioning pin 1, a tool bolt 4 connected with the screw hole in the end face of the engine crankshaft is inserted into the connecting plate 3, and the tool bolt 4 plays a role in balancing.
In the device for turning the crankshaft of the 6T engine, the ratchet wrench 2 drives the positioning pin 1 to rotate, the positioning pin 1 drives the connecting plate 3 to rotate, and the connecting plate 3 can squeeze and push the tooling bolt 4, so that the tooling bolt 4 circularly moves around the central line of the positioning pin 1; according to the device for turning the crankshaft of the 6T engine, the tool bolt 4 cannot damage the screw thread of the crankshaft, and the hidden danger of the false torque of the flywheel bolt is avoided; and the device for turning the 6T engine crankshaft does not need to be repeatedly disassembled and assembled, and improves the production efficiency.
In this embodiment, the positioning pin 1 is perpendicular to the connecting plate 3, and the connecting plate 3 is fixedly connected to the positioning pin 1.
In this embodiment, be equipped with the through-hole 5 that suits with the screw rod of frock bolt 4 on the connecting plate 3, frock bolt 4 can be rotatory for connecting plate 3, and through-hole 5 is the long waist hole structure that extends the setting to the direction of locating pin 1, and long waist hole structure can make this device can adapt to the bent axle of different grade type, coils the bent axle of different diameters, and adaptability is good, and application range is wide.
In this embodiment, the ratchet wrench 2 is provided with a ratchet locking handle 6 for locking the ratchet wheel, and the ratchet locking handle 6 plays a role of locking the ratchet wheel to rotate forward and backward in one direction.
In this embodiment, wear to be equipped with the connecting sleeve 7 that suits with the outer wall of locating pin 1 on the connecting plate 3 perpendicularly, the hole and the 1 interference fit of locating pin of connecting sleeve 7 are equipped with the welding seam between the outer wall of connecting sleeve 7 and the upper and lower surface of connecting plate 3, are equipped with the welding seam between the upper and lower both ends of connecting sleeve 7 and the outer wall of locating pin 1, through connecting sleeve 7 with fix a position locating pin 1 and connecting plate 3, increase welded area, guarantee firm in connection.
The above is only a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility of the invention and the utility of the patent.
Claims (5)
1. The utility model provides a device of 6T engine crankshaft of rolling over, its characterized in that includes locating pin (1) with the pinhole looks adaptation of engine crankshaft terminal surface up end center department and can drive locating pin (1) pivoted ratchet spanner (2), be equipped with connecting plate (3) on locating pin (1), insert on connecting plate (3) and be equipped with frock bolt (4) of being connected with the screw on the engine crankshaft terminal surface.
2. A device for turning a 6T engine crankshaft according to claim 1, characterized in that the positioning pin (1) is arranged perpendicular to the connecting plate (3), and the connecting plate (3) is fixedly connected with the positioning pin (1).
3. A device for turning a 6T engine crankshaft according to claim 1, characterized in that the connecting plate (3) is provided with a through hole (5) adapted to the screw of the tooling bolt (4).
4. A device for cranking 6T engine according to claim 3, characterized in that said through hole (5) is a long kidney hole structure extending in the direction of said pin (1).
5. A device for turning a 6T engine crankshaft according to claim 1, characterized in that said ratchet wrench (2) is provided with a ratchet locking handle (6) for locking its ratchet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020227568.8U CN212071785U (en) | 2020-02-28 | 2020-02-28 | Device for turning 6T engine crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020227568.8U CN212071785U (en) | 2020-02-28 | 2020-02-28 | Device for turning 6T engine crankshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212071785U true CN212071785U (en) | 2020-12-04 |
Family
ID=73560658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020227568.8U Active CN212071785U (en) | 2020-02-28 | 2020-02-28 | Device for turning 6T engine crankshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212071785U (en) |
-
2020
- 2020-02-28 CN CN202020227568.8U patent/CN212071785U/en active Active
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