CN214603507U - Engine crankshaft hole pore wall polisher - Google Patents
Engine crankshaft hole pore wall polisher Download PDFInfo
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- CN214603507U CN214603507U CN202120262887.7U CN202120262887U CN214603507U CN 214603507 U CN214603507 U CN 214603507U CN 202120262887 U CN202120262887 U CN 202120262887U CN 214603507 U CN214603507 U CN 214603507U
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Abstract
The utility model relates to an engine technology field specifically is an engine crankshaft hole pore wall polisher, including bottom plate, riser one, through hole, first extrusion device, horizontal board, electric telescopic handle one, grinding device, the welding of the upper surface left side of bottom plate is provided with riser one, and the right side surface bottom of riser one runs through and is provided with the through hole, and the fixed extrusion device that is provided with in top of through hole, the welding of the right side surface top of riser one is provided with horizontal board, and the upper surface central authorities of horizontal board are provided with electric telescopic handle one through the bolt fastening. The utility model discloses when needing to polish straight oilhole on the main journal and the oblique oilhole on the connecting rod journal, through loosening rubber bolt, control the lantern ring about for the pole of polishing is in directly over the straight oilhole on the main journal, opens electric telescopic handle one, makes the pole of polishing on the electric telescopic handle one drives grinding device imbed in the straight oilhole on the main journal, makes things convenient for the straight oilhole on the main journal to polish.
Description
Technical Field
The utility model relates to the technical field of engines, specifically be an engine crankshaft hole pore wall polisher.
Background
The crankshaft is used as a core part of an engine, converts reciprocating motion of a piston into periodic rotating motion and outputs work to the outside, mainly comprises a main journal, a connecting rod journal, a crank arm, a balance weight and the like, usually adopts pressure lubrication, and needs to be provided with a lubricating oil hole in order to ensure the effective lubrication requirement of a main bearing and a connecting rod bearing, and mainly comprises a straight oil hole on the main journal and an inclined oil hole on the connecting rod journal.
When adopting the oilhole on drill bit processing bent axle main journal and the connecting rod neck, oilhole surface takes place plastic deformation and produces metal burr, the burr clearance does not fall, can arouse bent axle bush scratch on the one hand, cause the bush to glue turbid phenomenon when serious, on the other hand burr can get into the oil duct along with the rotary motion of bent axle, damage spare part, the life of direct influence engine, the angle of polisher can not be adjusted to current bent axle hole pore wall grinding device, inconvenient straight oilhole on the main journal and the oblique oilhole on the connecting rod journal are polished, different grinding device need be used, consequently, design an engine bent axle hole pore wall polisher and solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an engine crankshaft hole pore wall polisher to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a polisher for the hole wall of an engine crankshaft hole comprises a bottom plate, a first vertical plate, a through hole, a first extrusion device, a transverse plate, a first electric telescopic rod and a polishing device, wherein the first vertical plate is welded on the left side of the upper surface of the bottom plate, the through hole is formed in the bottom of the right side surface of the first vertical plate in a penetrating mode, the first extrusion device is fixedly arranged above the through hole, the transverse plate is welded on the right side surface of the first vertical plate, the first electric telescopic rod is fixedly arranged in the center of the upper surface of the transverse plate through bolts, the polishing device is welded on the bottom of the first electric telescopic rod, the second vertical plate is welded on the right side of the upper surface of the bottom plate, the second electric telescopic rod is fixedly arranged in the center of the right side surface of the second vertical plate through bolts, and the second extrusion device is welded at the output end of the second electric telescopic rod;
the first extrusion device comprises a mounting plate, an electric telescopic rod III and a rubber plate I, the electric telescopic rod III is fixedly arranged in the center of the bottom surface of the mounting plate through a bolt, and the rubber plate I is welded at the output end of the electric telescopic rod III;
the polishing device comprises a lifting plate, a concave rod, a sleeve ring, a rubber bolt, a motor mounting plate, a rotating motor and a polishing rod, wherein the concave rod is welded on the bottom surface of the lifting plate, the sleeve ring is sleeved on the concave rod, the rubber bolt is arranged on the central thread of the outer side surface of the sleeve ring, the motor mounting plate is welded on the bottom surface of the sleeve ring, the rotating motor is fixedly arranged on the bottom surface of the motor mounting plate through the bolt, and the polishing rod is welded at the output end of the rotating motor;
the second extrusion device comprises a moving plate, buffer springs and a second rubber plate, wherein the left side surface of the moving plate is welded with the plurality of buffer springs, and the left side surface of each buffer spring is welded with the second rubber plate.
Preferably, the electric telescopic rod I, the electric telescopic rod II, the electric telescopic rod III and the rotating motor are electrically connected with an external power supply through electric wires.
Preferably, the bottom surface of the first rubber plate and the left side surface of the second rubber plate are both fixedly provided with a frosting layer.
Preferably, the collar is rotatable and slidable left and right along the female rod.
Preferably, the inner end of the rubber bolt is tightly attached to the surface of the concave rod when the rubber bolt is tightened.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the grinding machine for the hole wall of the crankshaft hole of the engine is provided with the grinding device, when a straight oil hole on a main journal and an inclined oil hole on a connecting rod journal are required to be ground, by loosening the rubber bolt and moving the lantern ring left and right, the polishing rod is positioned right above the straight oil hole on the main journal, the first electric telescopic rod is opened, so that the electric telescopic rod drives the polishing rod on the polishing device to be embedded into the straight oil hole on the main journal, thereby facilitating the polishing of the straight oil hole on the main journal, and the lantern ring drives the motor mounting plate and the rotating motor to rotate by loosening the rubber bolt and rotating the lantern ring, so that the rotating motor is in an inclined state, the grinding rod and the inclined oil hole on the connecting rod journal are in the same straight line, the first electric telescopic rod is opened, the polishing rod is embedded into the inclined oil hole in the connecting rod journal, and then the rubber bolt is screwed, so that the inclined oil hole in the connecting rod journal is conveniently polished.
2. This kind of engine crankshaft hole pore wall polisher, through being provided with first extrusion device and second extrusion device, when needing to fix engine crankshaft, through inserting engine crankshaft in the through hole, and through opening electric telescopic handle two, electric telescopic handle second drives second extrusion device and moves toward the left side, open electric telescopic handle three simultaneously, make electric telescopic handle three drive rubber slab one and move down, make rubber slab one down extrude engine crankshaft, and rubber slab two extrudees engine crankshaft's right-hand member, it is convenient fixed to engine crankshaft.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the first extruding device of the present invention.
Fig. 3 is a schematic structural view of the polishing device of the present invention.
Fig. 4 is a schematic structural view of a second extrusion device of the present invention.
In the figure: 1-bottom plate, 2-first riser, 3-through hole, 4-first extrusion device, 401-mounting plate, 402-third electric telescopic rod, 403-first rubber plate, 5-transverse plate, 6-first electric telescopic rod, 7-grinding device, 701-lifting plate, 702-concave rod, 703-lantern ring, 704-rubber bolt, 705-motor mounting plate, 706-rotating motor, 707-grinding rod, 8-second riser, 9-second electric telescopic rod, 10-second extrusion device, 1001-moving plate, 1002-buffer spring and 1003-rubber plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, the present embodiment provides a technical solution: a grinding machine for the wall of a crankshaft hole of an engine comprises a bottom plate 1, a first vertical plate 2, a through hole 3 and a first extrusion device 4, the electric telescopic rod comprises a transverse plate 5, a first electric telescopic rod 6 and a polishing device 7, wherein a first vertical plate 2 is welded on the left side of the upper surface of a bottom plate 1, a through hole 3 is formed in the bottom of the right side surface of the first vertical plate 2 in a penetrating mode, a first extrusion device 4 is fixedly arranged above the through hole 3, the transverse plate 5 is welded on the right side surface of the first vertical plate 2, the first electric telescopic rod 6 is fixedly arranged in the center of the upper surface of the transverse plate 5 through a bolt, the polishing device 7 is welded on the bottom of the first electric telescopic rod 6, a second vertical plate 8 is welded on the right side of the upper surface of the bottom plate 1, a second electric telescopic rod 9 is fixedly arranged in the center of the right side surface of the second vertical plate 8 through a bolt, and a second extrusion device 10 is welded on the output end of the second electric telescopic rod 9;
the first extrusion device 4 comprises a mounting plate 401, an electric telescopic rod III 402 and a rubber plate I403, the electric telescopic rod III 402 is fixedly arranged in the center of the bottom surface of the mounting plate 401 through a bolt, and the rubber plate I403 is welded at the output end of the electric telescopic rod III 402;
the polishing device 7 comprises a lifting plate 701, a concave rod 702, a sleeve ring 703, a rubber bolt 704, a motor mounting plate 705, a rotating motor 706 and a polishing rod 707, the concave rod 702 is welded on the bottom surface of the lifting plate 701, the sleeve ring 703 is sleeved on the concave rod 702, the rubber bolt 704 is arranged on the central thread of the outer side surface of the sleeve ring 703, the motor mounting plate 705 is welded on the bottom surface of the sleeve ring 703, the rotating motor 706 is fixedly arranged on the bottom surface of the motor mounting plate 705 through a bolt, and the polishing rod 707 is welded on the output end of the rotating motor 706;
the second pressing device 10 includes a moving plate 1001, a plurality of cushion springs 1002, and a second rubber plate 1003, wherein the plurality of cushion springs 1002 are welded to the left surface of the moving plate 1001, and the second rubber plate 1003 is welded to the left surface of the cushion springs 1002.
Further, electric telescopic handle one 6, electric telescopic handle two 9, electric telescopic handle three 402 and rotating electrical machines 706 all pass through electric wire and external power source electric connection, and external power source provides the power for electric telescopic handle one 6, electric telescopic handle two 9, electric telescopic handle three 402 and rotating electrical machines 706.
Furthermore, the bottom surface of the first rubber plate 403 and the left side surface of the second rubber plate 1003 are both fixedly provided with frosting layers, so that the friction coefficients of the first rubber plate 403 and the second rubber plate 1003 are increased, and the friction force between the first rubber plate 403 and the crankshaft and the friction force between the second rubber plate 1003 and the crankshaft are increased.
Further, the collar 703 can be rotated and slid left and right along the female rod 702 to facilitate moving the position of the rotating motor 706.
Further, when the rubber bolt 704 is tightened, the inner end of the rubber bolt 704 is tightly attached to the surface of the concave rod 702, so that the rubber bolt 704 can fix the position of the collar 703 conveniently, and the position of the rotating motor 706 can be fixed conveniently.
The working principle is as follows: firstly, a power supply is switched on, an engine crankshaft is inserted into the through hole 3, the electric telescopic rod II 9 drives the second extrusion device to move towards the left side by opening the electric telescopic rod II 9, the rubber plate II 1003 extrudes the engine crankshaft, then the electric telescopic rod III 402 is opened, the electric telescopic rod III 402 drives the rubber plate I403 to move downwards, the rubber plate I403 extrudes the upper surface of the crankshaft, the crankshaft is conveniently fixed, when the crankshaft hole needs to be polished, the sleeve ring 703 is moved leftwards and rightwards by loosening the rubber bolt 704, the polishing rod 707 is positioned right above a straight oil hole on the main journal, the electric telescopic rod I6 is opened, the electric telescopic rod I6 drives the polishing rod 707 on the polishing device 7 to be embedded into the straight oil hole on the main journal, the rotating motor 706 is started, the rotating motor 706 drives the polishing rod 707 to rotate, and the straight oil hole on the main journal is conveniently polished, and loosening the rubber bolt 704, rotating the lantern ring 703, the lantern ring 703 drives the motor mounting plate 705 and the rotating motor 706 to rotate, so that the rotating motor 706 is in an inclined state, the polishing rod 707 and the inclined oil hole on the connecting rod journal are in the same straight line, the electric telescopic rod I6 is started, the polishing rod 707 is embedded into the inclined oil hole on the connecting rod journal, then the rubber bolt 704 is screwed, the rotating motor 706 is started, and the rotating motor drives the polishing rod 707 to rotate, so that the polishing rod 707 polishes the inclined oil hole on the connecting rod journal.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an engine crankshaft hole pore wall polisher, includes bottom plate (1), riser (2), through hole (3), first extrusion device (4), horizontal plate (5), electric telescopic handle (6), grinding device (7), its characterized in that: a first vertical plate (2) is welded on the left side of the upper surface of the bottom plate (1), a through hole (3) penetrates through the bottom of the right side surface of the first vertical plate (2), a first extrusion device (4) is fixedly arranged above the through hole (3), a transverse plate (5) is welded on the upper side of the right side surface of the first vertical plate (2), a first electric telescopic rod (6) is fixedly arranged in the center of the upper surface of the transverse plate (5) through bolts, a grinding device (7) is welded on the bottom of the first electric telescopic rod (6), a second vertical plate (8) is welded on the right side of the upper surface of the bottom plate (1), a second electric telescopic rod (9) is fixedly arranged in the center of the right side surface of the second vertical plate (8) through bolts, and a second extrusion device (10) is welded on the output end of the second electric telescopic rod (9);
the first extrusion device (4) comprises a mounting plate (401), a third electric telescopic rod (402) and a first rubber plate (403), the third electric telescopic rod (402) is fixedly arranged in the center of the bottom surface of the mounting plate (401) through a bolt, and the first rubber plate (403) is welded at the output end of the third electric telescopic rod (402);
the polishing device (7) comprises a lifting plate (701), a concave rod (702), a sleeve ring (703), a rubber bolt (704), a motor mounting plate (705), a rotating motor (706) and a polishing rod (707), the concave rod (702) is welded on the bottom surface of the lifting plate (701), the sleeve ring (703) is sleeved on the concave rod (702), the rubber bolt (704) is arranged on the central thread of the outer side surface of the sleeve ring (703), the motor mounting plate (705) is welded on the bottom surface of the sleeve ring (703), the rotating motor (706) is fixedly arranged on the bottom surface of the motor mounting plate (705) through bolts, and the polishing rod (707) is welded on the output end of the rotating motor (706);
the second extrusion device (10) comprises a moving plate (1001), buffer springs (1002) and a second rubber plate (1003), wherein the left side surface of the moving plate (1001) is welded with the plurality of buffer springs (1002), and the left side surface of each buffer spring (1002) is welded with the second rubber plate (1003).
2. The engine crankshaft bore hole wall sander of claim 1, wherein: the electric telescopic rod I (6), the electric telescopic rod II (9), the electric telescopic rod III (402) and the rotating motor (706) are electrically connected with an external power supply through electric wires.
3. The engine crankshaft bore hole wall sander of claim 1, wherein: and the bottom surface of the first rubber plate (403) and the left side surface of the second rubber plate (1003) are both fixedly provided with frosting layers.
4. The engine crankshaft bore hole wall sander of claim 1, wherein: the collar (703) is rotatable and slidable left and right along the female rod (702).
5. The engine crankshaft bore hole wall sander of claim 1, wherein: when the rubber bolt (704) is screwed down, the inner end is tightly attached to the surface of the concave rod (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120262887.7U CN214603507U (en) | 2021-01-30 | 2021-01-30 | Engine crankshaft hole pore wall polisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120262887.7U CN214603507U (en) | 2021-01-30 | 2021-01-30 | Engine crankshaft hole pore wall polisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214603507U true CN214603507U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120262887.7U Active CN214603507U (en) | 2021-01-30 | 2021-01-30 | Engine crankshaft hole pore wall polisher |
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| Country | Link |
|---|---|
| CN (1) | CN214603507U (en) |
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2021
- 2021-01-30 CN CN202120262887.7U patent/CN214603507U/en active Active
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