Deburring device for crankshaft machining

Abstract

The utility model discloses a crankshaft machining deburring device which comprises a workbench, a deburring box and an ultrasonic generator are arranged at the top of the workbench, an ultrasonic transducer is installed at the bottom of the deburring box and electrically connected with the ultrasonic generator, grinding materials are filled in the deburring box, a rotating shaft is connected in the deburring box, and the rotating shaft is electrically connected with the ultrasonic generator. The inner side of the rotating shaft is fixedly connected with a fixing frame, the fixing frame is of a square-shaped structure, multiple sets of clamping screws are arranged on the fixing frame, each set of clamping screws comprise at least two clamping screws, the fixing frame is in threaded connection with the clamping screws, and the clamping screws, the rotating shaft and the fixing frame are distributed in a left-right symmetry mode relative to the bisector of the deburring box. One side of the deburring box is fixedly connected with a driving motor, and a shaft of the driving motor is connected with one side of the rotating shaft through a coupler. According to the device, the crankshaft deburring precision can be improved, meanwhile, used abrasives can be collected and filtered, recycling of the abrasives is achieved, and the production cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of crankshaft processing, specifically to a crankshaft processing deburring device. BACKGROUND

[0002] The crankshaft is the most important component in the engine, which bears the force from the connecting rod and converts it into torque to drive other accessories on the engine, and the crankshaft is subjected to the centrifugal force of rotating mass, periodic gas inertia force and reciprocating inertia force, so that the crankshaft bears bending and torsional load.

[0003] In order to ensure the accuracy of the surface of the crankshaft, the surface of the crankshaft needs to be processed, that is, deburring, because the shape of the crankshaft is special, the existing deburring methods such as grinding wheel cannot guarantee the deburring accuracy of the crankshaft surface, so improvement is needed. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of crankshaft processing deburring devices to solve the problem of low deburring accuracy of crankshaft proposed in above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of crankshaft processing deburring device, including workbench, the workbench top is provided with deburring box and ultrasonic generator, deburring box bottom is equipped with ultrasonic transducer, and ultrasonic transducer is electrically connected with ultrasonic generator, deburring box is filled with abrasive in internal, and deburring box is connected with rotating shaft in internal, and rotating shaft inner side is fixedly connected with fixed frame, and fixed frame is screw-threaded with clamping screw on, the deburring box bottom is connected with feed pipe, and feed pipe is provided with valve and pressure fan, the workbench inner side is fixedly connected with cyclone separator, and cyclone separator lower end is provided with discharge port, and the discharge port is provided with discharge valve, one end of the feed pipe is connected with cyclone separator, and cyclone separator top is provided with discharge pipe.

[0006] Preferably, the clamping screw, the rotating shaft and the fixed frame are symmetrically distributed about the bisector of the deburring box, and a drive motor is fixedly connected to one side of the deburring box, and the shaft of the drive motor is connected to one side of the rotating shaft through a shaft coupling.

[0007] Preferably, the fixed frame has a "mouth" shape structure, and a plurality of clamping screws are arranged on the fixed frame, and each group of clamping screws is not less than two.

[0008] Preferably, a cover is hingedly connected to the top side of the deburring box, and a sealing ring is used to seal the connection between the cover and the deburring box.

[0009] Compared with the prior art, the utility model has the advantages that:

[0010] (1), the device can improve the precision of crankshaft deburring, and can collect and filter the used abrasive, realize the recycling of abrasive, and reduce the production cost.

[0011] (2), the device fills the abrasive in the deburring box, sets the ultrasonic transducer at the bottom of the deburring box and connects the ultrasonic generator, so that the abrasive in the deburring box is vibrated by ultrasonic wave and fully contacts and rubs with the crankshaft put into the deburring box to realize the deburring work, and the machining precision of the crankshaft is ensured.

[0012] (3), the device is connected with the cyclone separator through the feed pipe at the bottom of the deburring box, and the heavy materials in the abrasive can be discharged from the bottom of the cyclone separator under the action of the cyclone separator, and the light materials are separated from the discharge pipe, so that the abrasive and the debris are separated. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a structure schematic view of the crankshaft machining deburring device of the utility model;

[0014] Figure 2 is a sectional view of the crankshaft machining deburring device of the utility model;

[0015] Figure 3 is a sectional view of the crankshaft machining deburring device of the utility model; Figure 2 is an enlarged view of A in the middle.

[0016] In the figure: 1, deburring box; 2, cover; 3, ultrasonic generator; 4, ultrasonic transducer; 5, workbench; 6, driving motor; 7, valve; 8, feed pipe; 9, discharge pipe; 10, pressure fan; 11, cyclone separator; 12, discharge valve; 13, rotating shaft; 14, fixed frame; 15, clamping screw. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0018] Please refer to Figures 1-3The utility model provides a technical scheme: a crankshaft processing deburring device, including workstation 5, the top of workstation 5 is provided with deburring box 1 and ultrasonic generator 3, deburring box 1 bottom is connected with feed pipe 8, is provided with valve 7 and pressure fan 10 on feed pipe 8;This structure can make the abrasive and chippings in deburring box 1 inside through feed pipe 8 enter cyclone separator 11 smoothly by pressure fan 10;The one end of feed pipe 8 is connected with cyclone separator 11, and cyclone separator 11 top is provided with discharge pipe 9;The cyclone separator 11 of this structure is a kind of equipment using centrifugal force to separate solid particles and gas mixture, in cyclone separator 11, heavy material is usually discharged from the bottom, while light material such as dust or fine particles is discharged from the top with gas;Cyclone separator 11 is prior art and will not be described in detail here, the main role of cyclone separator 11 in the present application is to separate abrasive and chippings, which is beneficial to the recycling of abrasive and reduces production cost;Deburring box 1 top side is hinged with cover 2, and the connecting place of cover 2 and deburring box 1 is sealed with sealing ring;This structure is convenient to add crankshaft to deburring box 1 inside for processing by setting cover 2;The inner side of workstation 5 is fixedly connected with cyclone separator 11, and the lower end of cyclone separator 11 is provided with a discharge port, and a discharge valve 12 is arranged on the discharge port;This structure can discharge the heavier material separated by opening the discharge valve 12;Deburring box 1 bottom is provided with ultrasonic transducer 4, and ultrasonic transducer 4 is electrically connected with ultrasonic generator 3, deburring box 1 is filled with abrasive, and deburring box 1 is connected with rotating shaft 13 inside, rotating shaft 13 is fixedly connected with fixed frame 14 inside, and fixed frame 14 is threadedly connected with clamping screw 15;Ultrasonic transducer 4 can make the bottom of deburring box 1 vibrate, so that the abrasive in deburring box 1 inside vibrates and contacts with crankshaft, achieving polishing and deburring;Clamping screw 15, rotating shaft 13 and fixed frame 14 are symmetrically distributed about the bisecting line of deburring box 1, one side of deburring box 1 is fixedly connected with driving motor 6, and the shaft of driving motor 6 is connected with one side of rotating shaft 13 through a coupling;This structure can drive rotating shaft 13, fixed frame 14 and clamping screw 15 to rotate by driving motor 6, which is convenient to drive the crankshaft clamped inside clamping screw 15 to rotate, improve the contact surface of crankshaft and abrasive, and improve the deburring effect;Fixed frame 14 is in the shape of a Chinese character, and a plurality of clamping screws 15 are arranged on fixed frame 14, and each group of clamping screws 15 is not less than two;This structure can clamp the crankshaft inside by clamping screw 15 by rotating clamping screw 15, which is convenient for uniform polishing and deburring work of crankshaft.

[0019] Working principle: in using the crankshaft deburring device, first put the crankshaft inside the fixed frame 14 in the deburring box 1, and rotate the clamping screw 15 on the fixed frame 14 to clamp the two sides of the crankshaft, when the crankshaft is fixed, add abrasive to the inside of the deburring box 1, at this time the valve 7 is in the closed state, then start the ultrasonic generator 3 and the ultrasonic transducer 4, the ultrasonic wave is converted into mechanical energy to make the abrasive in the deburring box 1 vibrate, the abrasive fully contacts with the surface of the crankshaft in the process of vibration, so as to realize the removal of the crankshaft surface burr, when the deburring work is completed, open the valve 7, pressurized fan 10, make the abrasive enter into the cyclone separator 11 inside the automatic separation, the heavier material is discharged from the lower part, the lighter material is separated from the discharge pipe 9, realize the separation of the abrasive and the internal debris.

[0020] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A crankshaft machining deburring device comprising a worktable (5), characterized in that: The top of the workbench (5) is provided with a deburring box (1) and an ultrasonic generator (3), the bottom of the deburring box (1) is provided with an ultrasonic transducer (4), the ultrasonic transducer (4) is electrically connected with the ultrasonic generator (3), the inside of the deburring box (1) is filled with abrasive, the inside of the deburring box (1) is connected with a rotating shaft (13), the inside of the rotating shaft (13) is fixedly connected with a fixed frame (14), the fixed frame (14) is threadedly connected with a clamping screw rod (15), the bottom of the deburring box (1) is connected with a feeding pipe (8), the feeding pipe (8) is provided with a valve (7) and a pressurized fan (10), the inside of the workbench (5) is fixedly connected with a cyclone separator (11), the lower end of the cyclone separator (11) is provided with a discharge port, the discharge port is provided with a discharge valve (12), one end of the feeding pipe (8) is connected with the cyclone separator (11), and the top of the cyclone separator (11) is provided with a discharge pipe (9).

2. A crankshaft machining deburring device according to claim 1, characterized in that: The clamping screw rod (15), the rotating shaft (13) and the fixed frame (14) are symmetrically distributed about the bisector of the deburring box (1), one side of the deburring box (1) is fixedly connected with a driving motor (6), and the shaft of the driving motor (6) is connected with one side of the rotating shaft (13) through a shaft coupling.

3. A crankshaft machining deburring device according to claim 1, characterized in that: The fixed frame (14) is in a "mouth" shape structure, a plurality of clamping screw rods (15) are arranged on the fixed frame (14), and each group of clamping screw rods (15) is not less than two.

4. The crankshaft machining deburring device of claim 1, wherein: The top side of the deburring box (1) is hingedly connected with a cover body (2), and the connecting part between the cover body (2) and the deburring box (1) is sealed by using a sealing ring.

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