Crankshaft cleaning device

Abstract

The utility model relates to the technical field of engine part machining, and discloses a crankshaft cleaning device which comprises a cleaning box, a movable plate is arranged on the lower side of the interior of the cleaning box, a sliding rail is fixedly connected to the top of the movable plate, a soft rod is slidably connected to the interior of the sliding rail, first motors are installed on the two sides of the top of the soft rod, and a second motor is installed on the top of the first motor. A first brush is installed on an output shaft of the first motor, a fork rod is fixedly connected to the middle side of the top of the soft rod, a supporting rod is installed on the top of the moving plate, a second motor is installed on the top of the supporting rod, and a second brush is installed on an output shaft of the second motor. The side face of the connecting rod journal is cleaned up through rotation of the third motor, rotation of the mounting seat, forking of the connecting rod journal by the fork rod, rotation of the first motor and rotation of the first brush, and the side face of the main journal is cleaned up through rotation of the second motor and rotation of the second brush, so that the side face part can be cleaned up.

Description

Technical Field

[0001] The utility model relates to the technical field of engine parts processing, in particular to a crankshaft cleaning device. Background Art

[0002] The crankshaft is one of the important parts in the internal combustion engine. It is the backbone of the engine and a key part that bears impact loads and transmits power. The crankshaft is mainly composed of the front end of the crankshaft, the main journal, the connecting rod journal, the crank, the balance block, the rear end of the crankshaft, etc. Its main function is to convert the gas pressure transmitted by the piston connecting rod group into torque for external output, and can drive the valve mechanism and various other accessories of the internal combustion engine. When cleaning the crankshaft, manual cleaning is time-consuming and laborious, so a cleaning device is needed.

[0003] For example, the Chinese patent publication number is CN214638507U, which discloses a crankshaft surface cleaning device, which belongs to the technical field of engine parts processing equipment, including a cleaning box, a motor C is installed on the outer wall of the cleaning box, a reducer is installed at one end of the motor C, the reducer is movably connected to the crank through a hinge, a connecting rod is installed at one end of the crank and movably connected through a hinge, a slider is installed at one end of the connecting rod and fixedly connected by bolts, a high-pressure nozzle is nested inside the slider, and a water inlet is installed on the top of the high-pressure nozzle. The crankshaft surface cleaning device of the utility model is connected by the motor and the crank slider mechanism, the high-pressure nozzle is located on the slider, and the slider makes reciprocating motion, which can clean the crankshaft surface more cleanly and has a good cleaning effect.

[0004] After using the crankshaft surface cleaning device, it was found that although the cleaning device can clean the crankshaft surface, the sponge brush cannot clean the inner side of the crankshaft well, the cleaning effect is limited, and the practicality is low. Utility Model Content

[0005] The utility model aims to provide a crankshaft cleaning device to solve the problem of limited cleaning effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crankshaft cleaning device, comprising a cleaning box, a third motor is installed on the left side inside the cleaning box, a mounting seat is installed on the output shaft of the third motor, a rotating rod is threadedly connected to the right side of the cleaning box, a rotating block is rotatably connected to the left side of the rotating rod, a movable plate is provided on the lower side of the interior of the cleaning box, a slide rail is fixedly connected to the top of the movable plate, a soft rod is slidably connected to the inside of the slide rail, a first motor is installed on both sides of the top of the soft rod, a first brush is installed on the output shaft of the first motor, a fork rod is fixedly connected to the middle side of the top of the soft rod, a support rod is installed on the top of the movable plate, a second motor is installed on the top of the support rod, and a second brush is installed on the output shaft of the second motor.

[0007] Preferably, a crankshaft body is provided at the inner middle side of the cleaning box, the left side of the crankshaft body is clamped with the mounting seat, and the right side of the crankshaft body is clamped with the rotating block.

[0008] Preferably, a third brush is provided on the inner upper side of the cleaning box, brush holders are installed on both sides of the third brush, a second telescopic rod is fixedly connected to the top of the brush holder, the second telescopic rod is installed and connected to the cleaning box, and a fourth motor is installed on the right side of the brush holder.

[0009] Preferably, a water spray port is installed on the rear side of the inner wall of the cleaning box.

[0010] Preferably, first telescopic rods are installed on both sides of the interior of the cleaning box, and the first telescopic rods are installed and connected to the movable plate.

[0011] Preferably, a spring is installed inside the slide rail, and the spring is installed and connected to the soft rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model rotates the third motor and the mounting seat to rotate the crankshaft body, the first motor, the first brush and the fork rod form an integral whole, the fork rod forks the connecting rod journal, the soft rod is subjected to the upward elastic force of the spring, and the whole will not fall off, the first motor rotates, the first brush rotates to clean the side surface of the connecting rod journal, the second motor rotates, the second brush rotates to clean the side surface of the main journal, the side part can also be cleaned, and the cleaning effect is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 for Figure 1 A schematic diagram of the partially enlarged structure at center A;

[0016] Figure 3 It is a schematic diagram of the front section structure of the slide rail of the utility model.

[0017] In the figure: 1, cleaning box; 101, water spray nozzle; 2, second telescopic rod; 201, brush holder; 202, third brush; 203, fourth motor; 3, third motor; 301, mounting seat; 302, crankshaft body; 303, rotating block; 304, rotating rod; 4, first telescopic rod; 401, moving plate; 5, slide rail; 501, spring; 502, soft rod; 503, first motor; 504, first brush; 505, fork rod; 6, support rod; 601, second motor; 602, second brush. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. The described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0019] See also Figure 1-3 The utility model provides a technical solution: a crankshaft cleaning device, including a cleaning box 1, a third motor 3 is installed on the left side of the cleaning box 1, and a mounting seat 301 is installed on the output shaft of the third motor 3. When the third motor 3 rotates, the mounting seat 301 rotates, and the mounting seat 301 contacts the left side of the crankshaft body 302. The right side of the cleaning box 1 is threadedly connected with a rotating rod 304, and the surface of the rotating rod 304 is threaded and can rotate. When rotating, the rotating rod 304 moves left and right to clamp the crankshaft body 302. The left side of the rotating rod 304 is rotatably connected with a rotating block 303, and the rotating block 303 contacts the right side of the crankshaft body 302. A moving plate 401 is provided on the lower side of the interior of the cleaning box 1. The moving plate 401 can move up and down. A slide rail 5 is fixedly connected to the top of the moving plate 401. A soft rod 502 is slidably connected to the inside of the slide rail 5. The soft rod 502 is made of soft and elastic material. The soft rod 502 can slide up and down. The first motor 503 is installed on both sides of the top of the soft rod 502. The output shaft of the motor 503 is installed with a first brush 504. When the first motor 503 rotates, the first brush 504 rotates to clean the side of the connecting rod journal. A fork rod 505 is fixedly connected to the middle side of the top of the soft rod 502. The first motor 503, the first brush 504 and the fork rod 505 form a whole. When the crankshaft body 302 rotates, the center of the connecting rod journal when it rotates is not the center of the cross section of the connecting rod journal itself. The connecting rod journal will move up and down, and also move forward and backward, and its position will constantly change. The fork rod 505 forks the connecting rod journal, and the soft rod 502 is subjected to the upward elastic force of the spring 501, and the whole body will not fall off. A support rod 6 is installed on the top of the movable plate 401, and a second motor 601 is installed on the top of the support rod 6. A second brush 602 is installed on the output shaft of the second motor 601. The second motor 601 rotates, and the second brush 602 rotates to clean the side of the main journal. When the crankshaft body 302 rotates, the rotation position of the main journal remains unchanged, so there is no need to adjust the support rod 6.

[0020] Among them, a crankshaft body 302 is provided on the inner middle side of the cleaning box 1, the left side of the crankshaft body 302 is clamped with the mounting seat 301, and the right side of the crankshaft body 302 is clamped with the rotating block 303. The third motor 3 rotates, and the mounting seat 301 rotates, so that the crankshaft body 302 rotates, and the mounting seat 301 and the rotating block 303 clamp the crankshaft body 302 and it will not fall off.

[0021] Among them, a third brush 202 is provided on the upper inner side of the cleaning box 1, and brush holders 201 are installed on both sides of the third brush 202. The top of the brush holder 201 is fixedly connected with a second telescopic rod 2, and the second telescopic rod 2 is installed and connected to the cleaning box 1. A fourth motor 203 is installed on the right side of the brush holder 201. When the side part of the crankshaft body 302 is cleaned, the first telescopic rod 4 is shortened, and the second telescopic rod 2 is extended to bring the third brush 202 closer, the fourth motor 203 rotates, and the third brush 202 rotates to clean the other parts of the crankshaft body 302.

[0022] A water spray port 101 is installed on the rear side of the inner wall of the cleaning box 1 , and the water spray port 101 sprays water and cleaning agent to clean the crankshaft body 302 .

[0023] Among them, first telescopic rods 4 are installed on both sides of the interior of the cleaning box 1. The first telescopic rods 4 are installed and connected with the movable plate 401. The first telescopic rods 4 adjust the height of the movable plate 401.

[0024] A spring 501 is installed inside the slide rail 5, and the spring 501 is installed and connected with the soft rod 502. The spring 501 bounces the soft rod 502 upward, so that the fork rod 505 does not separate from the connecting rod journal.

[0025] Working principle: When in use, rotate the rotating rod 304, the rotating rod 304 moves to the right, put the crankshaft body 302 in, make the connecting rod journal of the crankshaft body 302 contact with the fork rod 505, the third motor 3 rotates, the mounting seat 301 rotates, so that the crankshaft body 302 rotates, the first motor 503, the first brush 504 and the fork rod 505 form a whole, when the crankshaft body 302 rotates, the center of the circle when the connecting rod journal rotates is not the center of the circle of the cross section of the connecting rod journal itself, the connecting rod journal will move up and down, and will also move forward and backward, and the position will change continuously, the fork rod 505 forks the connecting rod journal, and the soft rod 502 is spring-loaded. 501 has an upward elastic force, and the whole thing will not fall off. The first motor 503 rotates, the first brush 504 rotates, and the side of the connecting rod journal is cleaned. The second motor 601 rotates, the second brush 602 rotates, and the side of the main journal is cleaned. When the crankshaft body 302 rotates, the position of the main journal does not change, so there is no need to adjust the support rod 6. When the side part of the crankshaft body 302 is cleaned, the first telescopic rod 4 is shortened, the second telescopic rod 2 is extended, and the third brush 202 is brought close. The fourth motor 203 rotates, and the third brush 202 rotates to clean the other parts of the crankshaft body 302.

[0026] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes and modifications may be made to the embodiments without departing from the principles of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A crankshaft cleaning device, comprising a cleaning box (1), characterized in that: A third motor (3) is installed on the left side of the interior of the cleaning box (1), and a mounting seat (301) is installed on the output shaft of the third motor (3). A rotating rod (304) is threadedly connected to the right side of the cleaning box (1), and a rotating block (303) is rotatably connected to the left side of the rotating rod (304). A movable plate (401) is provided on the lower side of the interior of the cleaning box (1), and a slide rail (5) is fixedly connected to the top of the movable plate (401), and a movable plate (5) is slidably connected to the interior of the slide rail (5). A soft rod (502), a first motor (503) is installed on both sides of the top of the soft rod (502), a first brush (504) is installed on the output shaft of the first motor (503), a fork rod (505) is fixedly connected to the middle side of the top of the soft rod (502), a support rod (6) is installed on the top of the movable plate (401), a second motor (601) is installed on the top of the support rod (6), and a second brush (602) is installed on the output shaft of the second motor (601).

2. A crankshaft cleaning device according to claim 1, characterized in that: A crankshaft body (302) is provided in the middle of the interior of the cleaning box (1); the left side of the crankshaft body (302) is clamped with the mounting seat (301), and the right side of the crankshaft body (302) is clamped with the rotating block (303).

3. A crankshaft cleaning device according to claim 1, characterized in that: A third brush (202) is provided on the upper inner side of the cleaning box (1); brush brackets (201) are installed on both sides of the third brush (202); a second telescopic rod (2) is fixedly connected to the top of the brush bracket (201); the second telescopic rod (2) is installed and connected to the cleaning box (1); and a fourth motor (203) is installed on the right side of the brush bracket (201).

4. A crankshaft cleaning device according to claim 1, characterized in that: A water spray port (101) is installed on the rear side of the inner wall of the cleaning box (1).

5. A crankshaft cleaning device according to claim 1, characterized in that: First telescopic rods (4) are installed on both sides of the interior of the cleaning box (1), and the first telescopic rods (4) are installed and connected to the movable plate (401).

6. A crankshaft cleaning device according to claim 1, characterized in that: A spring (501) is installed inside the slide rail (5), and the spring (501) is installed and connected to the soft rod (502).

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