CN213317804U - Crankshaft hole machining and positioning device - Google Patents
Crankshaft hole machining and positioning device Download PDFInfo
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- CN213317804U CN213317804U CN202021538926.3U CN202021538926U CN213317804U CN 213317804 U CN213317804 U CN 213317804U CN 202021538926 U CN202021538926 U CN 202021538926U CN 213317804 U CN213317804 U CN 213317804U
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Abstract
The utility model provides a bent axle hole processing positioner. Crankshaft hole processing positioner includes: the box body is provided with openings at two ends; the sliding groove is formed in the inner wall of the bottom of the box body; the sliding block is slidably mounted on the inner wall of the bottom of the sliding groove; one end of the threaded rotating shaft is rotatably installed on the inner wall of one side of the box body, the threaded rotating shaft is in threaded connection with the sliding block, and the other end of the threaded rotating shaft extends out of the box body; the first hydraulic cylinder is fixedly arranged at the top of the sliding block; and the scale plate is fixedly arranged on the output shaft of the first hydraulic cylinder. The utility model provides a bent axle spot facing work positioner has the firm centre gripping that is suitable for multiple size bent axle spare, can accomplish the whole rotation of bent axle spare, can accurate measurement calibration location bent axle hole position's advantage.
Description
Technical Field
The utility model relates to a drilling technical field especially relates to a bent axle hole processing positioner.
Background
The crankshaft is widely applied to various engines, the crankshaft hole is used as an important hole system of an engine framework cylinder block and a machining design and positioning reference, the machining quality of the crankshaft hole directly influences the assembly precision and the overall running performance of the engine, and the crankshaft hole is a difficult point in machining.
The difficulty of crankshaft drilling technology lies in the location of the fixed and drilling of bent axle, especially the location of drilling, when drilling in the different positions in bent axle surface, the bent axle not only needs fine fixed, and the bent axle still need can rotate simultaneously, and the drilling is not restricted to same water flat line, and the location accuracy in bent axle hole is especially important moreover, realizes that the bent axle is fixed easily, realizes that the bent axle is rotatory difficult, realizes that the location in rotatory back bent axle hole is more difficult.
Therefore, it is necessary to provide a new crankshaft hole machining positioning device to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a convenient and fast is fixed to bent axle, is suitable for the bent axle processing of multiple size specification, has the bent axle hole processing positioner of real-time location calibration bent axle hole position.
In order to solve the technical problem, the utility model provides a bent axle hole processing positioner includes: the box body is provided with openings at two sides; the sliding groove is formed in the inner wall of the bottom of the box body; the sliding block is slidably mounted on the inner wall of the bottom of the sliding groove; the threaded rotating shaft is rotatably arranged on the inner walls of the two sides of the sliding groove, penetrates through the sliding block and is in threaded connection with the sliding block, and one end of the threaded rotating shaft extends out of the box body; the first hydraulic cylinder is fixedly arranged at the top of the sliding block; the scale plate is fixedly arranged on the output shaft of the first hydraulic cylinder; the first rotating shaft is rotatably arranged on the inner wall of one side of the box body, and one end of the first rotating shaft extends out of the box body; the first fixing plate is fixedly arranged at one end of the first rotating shaft, which is positioned in the box body; the first gear is fixedly sleeved at one end of the first rotating shaft, which is positioned outside the box body; the second hydraulic cylinder is fixedly arranged on the outer wall of one side of the first fixing plate; the motor is fixedly arranged at the top of the box body; the second gear is fixedly sleeved on the output shaft of the motor and is meshed with the first gear; the bolt is installed at the top of the box body in a threaded mode, and the bottom end of the bolt extends into the box body; the second fixing plate is arranged in the box body, and the bottom end of the bolt is rotatably connected with the top of the second fixing plate; the electric drill is fixedly arranged at the bottom of the second fixing plate; the two limiting rods are arranged at the top of the box body in a sliding mode, and the bottom ends of the two limiting rods extend into the box body and are fixedly connected with the second fixing plate; the second rotating shaft is rotatably arranged on the inner wall of one side of the box body, and one end of the second rotating shaft extends out of the box body; the third fixing plate is fixedly arranged at one end of the second rotating shaft, which is positioned in the box body; the third hydraulic cylinder is fixedly arranged on the outer wall of one side of the third fixing plate; the angle display disc is rotatably sleeved on the second rotating shaft; the pointer is fixedly arranged on the second rotating shaft; one ends of the two limiting plates are fixedly arranged on the outer wall of one side of the box body, and the other ends of the two limiting plates are fixedly connected with the outer wall of one side of the angle display disc; a crankshaft piece placed on top of the scale plate.
Preferably, a threaded hole is formed in the outer wall of one side of the sliding block, and the threaded rotating shaft penetrates through the threaded hole and is screwed with the inner wall of the threaded hole.
Preferably, one end of the threaded rotating shaft, which is positioned outside the box body, is fixedly provided with a rotating handle.
Preferably, four sliding sleeves are fixedly mounted at the top of the sliding block, and the top ends of the four sliding sleeves are fixedly connected with the bottom of the scale plate.
Preferably, the output shafts of the second hydraulic cylinder and the third hydraulic cylinder are both fixedly provided with a pressing plate.
Preferably, a limiting threaded hole is formed in the top of the box body, the bolt penetrates through the limiting threaded hole and is screwed with the inner wall of the limiting threaded hole, two avoiding holes are formed in the top of the box body, and the two limiting rods penetrate through the two avoiding holes and are connected with the two avoiding holes in a sliding mode respectively.
Compared with the prior art, the utility model provides a bent axle hole processing positioner has following beneficial effect:
the utility model provides a bent axle hole processing positioner, through the slider, the screw thread pivot, the scale plate cooperation, accomplish measurement and calibration to bent axle hole position, the second pneumatic cylinder is accomplished with the third pneumatic cylinder and is carried out effective centre gripping to the bent axle spare of multiple size specification, through the motor, first gear, the second gear, first pivot, mutually support such as second pivot, the completion is to the slow rotation of bent axle spare, first gear simultaneously, the meshing of second gear can realize rotational speed greatly reduced and conveniently adjust the test, through the pointer, the angle display dish mutually supports, can measure calibration accurate positioning bent axle hole position to rotation angle.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a crankshaft hole machining positioning device according to the present invention;
fig. 2 is a schematic side view of a preferred embodiment of a crankshaft hole machining positioning device according to the present invention;
fig. 3 is a schematic top view of the scale shown in fig. 1.
Reference numbers in the figures: 1. a box body 1; 2. a chute; 3. a slider; 4. a threaded shaft; 5. a first hydraulic cylinder; 6. a scale plate; 7. a first rotating shaft; 8. a first fixing plate; 9. a first gear; 10. a second hydraulic cylinder; 11. a motor; 12. a second gear; 13. a bolt; 14. a second fixing plate; 15. an electric drill; 16. a limiting rod; 17. a second rotating shaft; 18. a third fixing plate; 19. a third hydraulic cylinder; 20. an angle display panel; 21. a pointer; 22. a limiting plate; 23. a crankshaft member.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1-3, wherein fig. 1 is a schematic structural diagram of a crankshaft hole machining positioning device according to a preferred embodiment of the present invention; fig. 2 is a schematic side view of a preferred embodiment of a crankshaft hole machining positioning device according to the present invention; fig. 3 is a schematic top view of the scale shown in fig. 1. Bent axle spot facing work positioner includes: the box body 1 is provided with openings at two sides of the box body 1; the sliding chute 2 is formed in the inner wall of the bottom of the box body 1; the sliding block 3 is arranged on the inner wall of the bottom of the sliding chute 2 in a sliding manner; the threaded rotating shaft 4 is rotatably installed on the inner walls of the two sides of the sliding chute 2, the threaded rotating shaft 4 penetrates through the sliding block 3 and is in threaded connection with the sliding block 3, and one end of the threaded rotating shaft 4 extends out of the box body 1; the first hydraulic cylinder 5 is fixedly arranged at the top of the sliding block 3; the scale plate 6 is fixedly arranged on the output shaft of the first hydraulic cylinder 5; a first rotating shaft 7, wherein the first rotating shaft 7 is rotatably installed on one side inner wall of the box body 1, and one end of the first rotating shaft 7 extends out of the box body 1; the first fixing plate 8 is fixedly arranged at one end of the first rotating shaft 7, which is positioned in the box body 1; the first gear 9 is fixedly sleeved at one end of the first rotating shaft 7, which is positioned outside the box body 1; the second hydraulic cylinder 10 is fixedly arranged on the outer wall of one side of the first fixing plate 8; the motor 11 is fixedly arranged at the top of the box body 1; the second gear 12 is fixedly sleeved on the output shaft of the motor 11, and the second gear 12 is meshed with the first gear 9; the bolt 13 is installed at the top of the box body 1 in a threaded mode, and the bottom end of the bolt 13 extends into the box body 1; the second fixing plate 14 is arranged in the box body 1, and the bottom end of the bolt 13 is rotatably connected with the top of the second fixing plate 14; the electric drill 15 is fixedly arranged at the bottom of the second fixing plate 14; the two limiting rods 16 are arranged at the top of the box body 1 in a sliding manner, and the bottom ends of the two limiting rods 16 extend into the box body 1 and are fixedly connected with the second fixing plate 14; the second rotating shaft 17 is rotatably installed on the inner wall of one side of the box body 1, and one end of the second rotating shaft 17 extends out of the box body 1; a third fixing plate 18, wherein the third fixing plate 18 is fixedly installed at one end of the second rotating shaft 17 located in the box body 1; the third hydraulic cylinder 19 is fixedly arranged on the outer wall of one side of the third fixing plate 18; the angle display disc 20 is sleeved on the second rotating shaft 17 in a rotating manner; the pointer 21 is fixedly arranged on the second rotating shaft 17; one end of each of the two limiting plates 22 is fixedly mounted on the outer wall of one side of the box body 1, and the other end of each of the two limiting plates 22 is fixedly connected with the outer wall of one side of the angle display disc 20; a crank member 23, said crank member 23 being placed on top of said scale plate 6.
A threaded hole is formed in the outer wall of one side of the sliding block 3, and the threaded rotating shaft 4 penetrates through the threaded hole and is screwed with the inner wall of the threaded hole.
And a rotary handle is fixedly arranged at one end of the threaded rotating shaft 4 positioned outside the box body 1.
The top fixed mounting of slider 3 has four sliding sleeve, four sliding sleeve's top all with the bottom fixed connection of scale plate 6.
And pressing plates are fixedly arranged on the output shafts of the second hydraulic cylinder 10 and the third hydraulic cylinder 19.
A limiting threaded hole is formed in the top of the box body 1, the bolt 13 penetrates through the limiting threaded hole and is screwed with the inner wall of the limiting threaded hole, two avoiding holes are formed in the top of the box body 1, and the limiting rods 16 penetrate through the two avoiding holes respectively and are connected with the two avoiding holes in a sliding mode.
The utility model provides a bent axle hole processing positioner's theory of operation as follows:
referring to fig. 1-3, before use, the crankshaft 23 is placed on the scale plate 6, and then the second hydraulic cylinder 10 is started to extend towards the output shaft of the third hydraulic cylinder 19 until the crankshaft 23 is stably clamped by the clamping plates on the output shafts of the second hydraulic cylinder 10 and the third hydraulic cylinder 19, at which time, the scale lines corresponding to the positions of the required holes are recorded;
then starting the motor 11, rotating an output shaft of the motor 11 to drive the second gear 12 to rotate, rotating the second gear 12 to drive the first gear 9 to rotate, rotating the first gear 9 to drive the first rotating shaft 7 to rotate, driving the first rotating shaft 7 to drive the first fixing plate 8, the second hydraulic cylinder 10, the crankshaft piece 23, the third hydraulic cylinder 19, the third fixing plate 18, the second rotating shaft 17 and the pointer 21 to slowly rotate together, rotating to a position of the crankshaft piece 23 where drilling is needed, closing the motor 11, observing the pointer 21 at the moment, and recording the position of the pointer 21 corresponding to the position on the angle display disc 20;
rotating bolt 13, bolt 13 descends and drives second fixed plate 14, electric drill 15 descends together, when the drill bit of electric drill 15 and the contact of bent axle face, can continue the angle of the good hole position of calibration record and hole place bent axle face, then start electric drill 15, rotating bolt 13 can accomplish drilling processing, when needing to bore a plurality of holes, when being located bent axle 23 different positions, the handle of rotatory screw thread pivot 4, 4 rotatory drive sliders 3 that drive of screw thread pivot slide on spout 2, 3 slip drive scale plate 6 of slider move, calibration adjusting slider 3 accomplishes the location to the bent axle hole, the same operation rotation angle locating hole corresponds bent axle face position can.
Compared with the prior art, the utility model provides a bent axle hole processing positioner has following beneficial effect:
the utility model provides a bent axle hole processing positioner, through slider 3, thread spindle 4, scale plate 6 cooperation, accomplish measurement and calibration to bent axle hole position, second pneumatic cylinder 10 accomplishes effectively the centre gripping to the bent axle piece 23 of multiple size specification with third pneumatic cylinder 19, through motor 11, first gear 9, second gear 12, first pivot 7, second pivot 17 etc. mutually support, the completion is to bent axle piece 23 slow rotation, simultaneously first gear 9, the meshing of second gear 12 can realize the convenient adjustment test of rotational speed greatly reduced, through pointer 21, angle display dish 20 mutually supports, can measure calibration accurate positioning bent axle hole position to rotation angle.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a bent axle hole processing positioner which characterized in that includes:
the box body is provided with openings at two sides;
the sliding groove is formed in the inner wall of the bottom of the box body;
the sliding block is slidably mounted on the inner wall of the bottom of the sliding groove;
the threaded rotating shaft is rotatably arranged on the inner walls of the two sides of the sliding groove, penetrates through the sliding block and is in threaded connection with the sliding block, and one end of the threaded rotating shaft extends out of the box body;
the first hydraulic cylinder is fixedly arranged at the top of the sliding block;
the scale plate is fixedly arranged on the output shaft of the first hydraulic cylinder;
the first rotating shaft is rotatably arranged on the inner wall of one side of the box body, one end of the first rotating shaft extends into the box body, and the other end of the first rotating shaft extends out of the box body;
the first fixing plate is fixedly arranged at one end of the first rotating shaft, which extends to the interior of the box body;
the first gear is fixedly sleeved at one end of the first rotating shaft, which is positioned outside the box body;
the second hydraulic cylinder is fixedly arranged on the outer wall of one side of the first fixing plate;
the motor is fixedly arranged at the top of the box body;
the second gear is fixedly sleeved on the output shaft of the motor and is meshed with the first gear;
the bolt is installed at the top of the box body in a threaded mode, and the bottom end of the bolt extends into the box body;
the second fixing plate is arranged in the box body, and the bottom end of the bolt is rotatably connected with the top of the second fixing plate;
the electric drill is fixedly arranged at the bottom of the second fixing plate;
the two limiting rods are slidably mounted at the top of the box body, and the bottom ends of the two limiting rods extend into the box body and are fixedly connected with the second fixing plate;
the second rotating shaft is rotatably arranged on the inner wall of one side of the box body, one end of the second rotating shaft extends into the box body, and the other end of the second rotating shaft extends out of the box body;
the third fixing plate is fixedly arranged at one end of the second rotating shaft, which is positioned outside the box body;
the third hydraulic cylinder is fixedly arranged on the outer wall of one side of the third fixing plate;
the angle display disc is movably sleeved on the second rotating shaft;
the pointer is fixedly arranged on the second rotating shaft;
one ends of the two limiting plates are fixedly arranged on the outer wall of one side of the box body, and the other ends of the two limiting plates are fixedly connected with the outer wall of one side of the angle display disc;
a crankshaft piece placed on top of the scale plate.
2. The apparatus as claimed in claim 1, wherein a threaded hole is formed in an outer wall of the slide block, and the threaded shaft extends through the threaded hole and is screwed into the inner wall of the threaded hole.
3. The apparatus as claimed in claim 1, wherein a rotary handle is fixedly mounted to an end of the threaded shaft located outside the housing.
4. The crankshaft hole machining positioning device as claimed in claim 1, wherein four sliding sleeves are fixedly mounted at the top of the sliding block, and the top ends of the four sliding sleeves are fixedly connected with the bottom of the scale plate.
5. The apparatus as claimed in claim 1, wherein the output shafts of the second and third hydraulic cylinders are both fixedly mounted with a pressure plate.
6. The crankshaft hole machining positioning device as claimed in claim 1, wherein the top of the box body is provided with a limiting threaded hole, the bolt penetrates through the limiting threaded hole and is screwed with an inner wall of the limiting threaded hole, the top of the box body is provided with two avoiding holes, and the two limiting rods respectively penetrate through the two avoiding holes and are respectively in sliding connection with the two avoiding holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538926.3U CN213317804U (en) | 2020-07-30 | 2020-07-30 | Crankshaft hole machining and positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538926.3U CN213317804U (en) | 2020-07-30 | 2020-07-30 | Crankshaft hole machining and positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213317804U true CN213317804U (en) | 2021-06-01 |
Family
ID=76092619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021538926.3U Active CN213317804U (en) | 2020-07-30 | 2020-07-30 | Crankshaft hole machining and positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213317804U (en) |
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2020
- 2020-07-30 CN CN202021538926.3U patent/CN213317804U/en active Active
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