Polishing device for rear axle shaft

Abstract

The utility model relates to the technical field of electric vehicle production, in particular to a rear axle shaft polishing device which comprises a base, a feeding mechanism and a polishing mechanism, the feeding mechanism is used for driving a rear axle shaft to rotate and move and mounted above the base, and the polishing mechanism is used for polishing the rear axle shaft and arranged on one side of the feeding mechanism. According to the rear axle shaft polishing device, the polishing mechanism, the collecting box, the baffle and the polishing box cooperate together so that polishing of a rear axle shaft can be conducted in a closed environment, meanwhile, impurities generated by polishing can be prevented from being discharged through the through holes in the two sides of the polishing box due to the arrangement of soft bristles, and therefore the situation that the impurities drift around and pollute the environment can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of electric vehicle production, in particular to a rear axle shaft polishing device. Background Art

[0002] Battery cars are also called "electric cars". They are pure electric vehicles powered by batteries (batteries) and driven by motors (DC, AC, series excitation, external excitation). In recent years, they have been widely popularized in my country. The rear axle shaft in electric cars needs to be polished using a polishing device during processing.

[0003] Announcement No. (CN216179516U) discloses a rear axle shaft polishing device for electric vehicle production. The device drives the rear axle shaft to rotate through a third motor, and drives the spherical grinding head to rotate through a first motor. The spherical grinding head rotates to polish the rotating rear axle shaft. At the same time, the second motor drives the spherical grinding head to move, so that the rear axle shaft is fully polished. However, the device polishes the rear axle shaft in an open environment, and impurities generated by polishing are scattered everywhere and cause pollution to the surrounding environment, which needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a rear axle shaft polishing device in order to solve the above problems.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0006] A rear axle shaft polishing device comprises a base, a feeding mechanism for driving the rear axle shaft to rotate and move, the feeding mechanism is installed above the base, and also comprises a polishing mechanism for polishing the rear axle shaft, the polishing mechanism is arranged on one side of the feeding mechanism;

[0007] The polishing mechanism includes a closed component, a first cylinder, a lifting seat, a second motor, and a polishing roller. The first cylinder is installed above the closed component, the lifting seat is fixed at the telescopic end of the first cylinder, the second motor is fixed at the side of the lifting seat, and the polishing roller is fixed at the output end of the second motor. The closed component includes a collecting box, a fixed frame, a baffle, a polishing box, and soft bristles. The fixed frame is installed on the side of the collecting box, the baffle is installed on the fixed frame, the polishing box is installed above the collecting box, and the soft bristles are installed on the polishing box.

[0008] Preferably, the feeding mechanism includes an electric slide rail, a movable plate, a first motor, and a three-jaw chuck. The movable plate is installed above the electric slide rail, the first motor is installed on the side of the movable plate, and the three-jaw chuck is installed on the output end of the first motor.

[0009] Preferably, a cleaning mechanism is installed on the polishing mechanism, and the cleaning mechanism includes a fixed seat, a second cylinder, and a cleaning plate. The second cylinder is installed on the side of the fixed seat, and the cleaning plate is installed on the telescopic end of the second cylinder.

[0010] Preferably, the movable plate is made of stainless steel, and the first motor is connected to the movable plate by bolts.

[0011] Preferably, the soft bristles are bonded to the polishing box, and the material of the soft bristles is polyethylene.

[0012] Preferably, the wall thickness of the fixing seat is 0.5 cm, and the second cylinder is connected to the fixing seat by bolts.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] By setting up a polishing mechanism, the collection box, baffle and polishing box work together to enable the polishing of the rear axle shaft to be carried out in a closed environment. At the same time, the setting of soft bristles can also prevent impurities generated by polishing from being discharged through the through holes on both sides of the polishing box, thus preventing impurities from floating around and polluting the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 This is a first structural schematic diagram of a rear axle shaft polishing device described in the utility model;

[0017] Figure 2 This is a second structural schematic diagram of a rear axle shaft polishing device according to the utility model;

[0018] Figure 3 This is a front view of a rear axle shaft polishing device described in the utility model;

[0019] Figure 4 It is an enlarged structural schematic diagram of a collection box in a rear axle shaft polishing device described in the utility model;

[0020] Figure 5 It is an enlarged cross-sectional view of a polishing box in a rear axle shaft polishing device described in the utility model.

[0021] The following are the descriptions of the reference numerals:

[0022] 1. Base; 2. Feeding mechanism; 201. Electric slide rail; 202. Moving plate; 203. First motor; 204. Three-jaw chuck; 3. Polishing mechanism; 301. Collecting box; 302. Fixed frame; 303. Baffle; 304. Polishing box; 305. Soft hair; 306. First cylinder; 307. Lifting seat; 308. Second motor; 309. Polishing roller; 4. Cleaning mechanism; 401. Fixed seat; 402. Second cylinder; 403. Cleaning plate. DETAILED DESCRIPTION

[0023] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0025] The utility model is further described below in conjunction with the accompanying drawings:

[0026] like Figure 1-Figure 5 As shown, a rear axle shaft polishing device includes a base 1, a feeding mechanism 2 for driving the rear axle shaft to rotate and move, the feeding mechanism 2 is installed above the base 1, and also includes a polishing mechanism 3 for polishing the rear axle shaft, and the polishing mechanism 3 is arranged on one side of the feeding mechanism 2.

[0027] In the utility model, the feeding mechanism 2 includes an electric slide rail 201, a movable plate 202, a first motor 203, and a three-jaw chuck 204. The movable plate 202 is installed above the electric slide rail 201, the first motor 203 is installed on the side of the movable plate 202, and the three-jaw chuck 204 is installed at the output end of the first motor 203; the movable plate 202 is made of stainless steel, and the first motor 203 is connected to the movable plate 202 by bolts; when using the device, one end of the rear axle shaft is fixed on the three-jaw chuck 204, the electric slide rail 201 and the first motor 203 are started, the first motor 203 drives the rear axle shaft to rotate, and the electric slide rail 201 drives the rotating rear axle shaft to move to the right.

[0028] In the present invention, the polishing mechanism 3 includes a collecting box 301, a fixing frame 302, a baffle 303, a polishing box 304, soft hair 305, a first cylinder 306, a lifting seat 307, a second motor 308, and a polishing roller 309. The fixing frame 302 is installed on the side of the collecting box 301, the baffle 303 is installed on the fixing frame 302, the polishing box 304 is installed above the collecting box 301, the soft hair 305 is installed on the polishing box 304, the first cylinder 306 is installed above the polishing box 304, and the lifting seat 307 is fixed on the first cylinder 306. The cylinder 306 is at the telescopic end, the second motor 308 is fixed on the side of the lifting seat 307, and the polishing roller 309 is fixed on the output end of the second motor 308; the soft bristles 305 are bonded to the polishing box 304, and the material of the soft bristles 305 is polyethylene; the collecting box 301, the baffle 303 and the polishing box 304 work together to enable the polishing of the rear axle shaft to be carried out in a closed environment. At the same time, the setting of the soft bristles 305 can also prevent impurities generated by polishing from being discharged through the through holes on both sides of the polishing box 304, thereby preventing impurities from scattering and polluting the environment.

[0029] In the utility model, a cleaning mechanism 4 is installed on the polishing mechanism 3, and the cleaning mechanism 4 includes a fixed seat 401, a second cylinder 402, and a cleaning plate 403. The second cylinder 402 is installed on the side of the fixed seat 401, and the cleaning plate 403 is installed at the telescopic end of the second cylinder 402; the wall thickness of the fixed seat 401 is 0.5 cm, and the second cylinder 402 is connected to the fixed seat 401 by bolts; when it is necessary to clean the impurities in the collection box 301, remove the bolts on the fixed frame 302, then remove the fixed frame 302 and the baffle 303, start the second cylinder 402, and the second cylinder 402 drives the cleaning plate 403 to move, and the cleaning plate 403 moves to push out the impurities in the collection box 301, thereby realizing automatic cleaning of the impurities in the collection box 301.

[0030] In the above structure: when using the device, one end of the rear axle shaft is fixed on the three-jaw chuck 204, the electric slide rail 201 and the first motor 203 are started, the first motor 203 drives the rear axle shaft to rotate, the electric slide rail 201 drives the rotating rear axle shaft to move right, the rear axle shaft moving to the right enters the polishing box 304, the first cylinder 306 and the second motor 308 are started, the second motor 308 drives the polishing roller 309 to rotate, the first cylinder 306 drives the polishing roller 309 to descend, the rotating polishing roller 309 descends to polish the rear axle shaft, and the impurities generated during the polishing process fall into the collection box 301 under the action of gravity. When it is necessary to clean the impurities in the collection box 301, remove the bolts on the fixing frame 302, then remove the fixing frame 302 and the baffle 303, start the second cylinder 402, the second cylinder 402 drives the cleaning plate 403 to move, the cleaning plate 403 moves to push out the impurities in the collection box 301, thereby realizing automatic cleaning of the impurities in the collection box 301.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A rear axle shaft polishing device, comprising a base (1), a feeding mechanism (2) for driving the rear axle shaft to rotate and move, wherein the feeding mechanism (2) is installed above the base (1), and is characterized in that: It also includes a polishing mechanism (3) for polishing the rear axle shaft, wherein the polishing mechanism (3) is arranged on one side of the feeding mechanism (2); The polishing mechanism (3) comprises a sealing component, a first cylinder (306), a lifting seat (307), a second motor (308), and a polishing roller (309); the first cylinder (306) is installed above the sealing component; the lifting seat (307) is fixed to the telescopic end of the first cylinder (306); the second motor (308) is fixed to the side of the lifting seat (307); the polishing roller (309) is fixed to the output end of the second motor (308); the sealing component comprises a collecting box (301), a fixing frame (302), a baffle (303), a polishing box (304), and soft bristles (305); the fixing frame (302) is installed on the side of the collecting box (301); the baffle (303) is installed on the fixing frame (302); the polishing box (304) is installed above the collecting box (301); and the soft bristles (305) are installed on the polishing box (304).

2. The rear axle polishing device according to claim 1, characterized in that: The feeding mechanism (2) comprises an electric slide rail (201), a movable plate (202), a first motor (203), and a three-jaw chuck (204); the movable plate (202) is mounted above the electric slide rail (201); the first motor (203) is mounted on the side of the movable plate (202); and the three-jaw chuck (204) is mounted at the output end of the first motor (203).

3. The rear axle polishing device according to claim 2, characterized in that: A cleaning mechanism (4) is installed on the polishing mechanism (3), and the cleaning mechanism (4) comprises a fixed seat (401), a second cylinder (402), and a cleaning plate (403), wherein the second cylinder (402) is installed on the side of the fixed seat (401), and the cleaning plate (403) is installed on the telescopic end of the second cylinder (402).

4. The rear axle polishing device according to claim 2, characterized in that: The movable plate (202) is made of stainless steel, and the first motor (203) is connected to the movable plate (202) via bolts.

5. The rear axle polishing device according to claim 1, characterized in that: The soft bristles (305) are bonded to the polishing box (304), and the material of the soft bristles (305) is polyethylene.

6. The rear axle polishing device according to claim 3, characterized in that: The wall thickness of the fixing seat (401) is 0.5 cm, and the second cylinder (402) is connected to the fixing seat (401) via bolts.

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