High-frequency quenching treatment device for differential shell spline

Abstract

The utility model relates to the technical field of differential shells, and discloses a differential shell spline high-frequency quenching treatment device which comprises a chassis, and a placing table is fixedly mounted in the center of the chassis; and the connecting frame is arranged above the placing table, one side of the connecting frame is connected with the mechanical arm, a mounting frame is fixedly mounted on the other side of the connecting frame, an inductor and a spraying pipe are fixedly mounted below the mounting frame, and the spraying pipe is arranged on the outer side of the inductor in a sleeving mode. The spraying pipe is installed on the outer side of the inductor, after the inductor conducts induction heating on the differential shell spline, the differential shell spline is immediately subjected to water spraying cooling through the spraying pipe, the spraying pipe is of an annular structure, water conveying pipes are arranged on the periphery of the spraying pipe, clear water can be rapidly and timely conveyed into the spraying pipe, and clear water is sprayed out of spraying holes in the periphery of the inner wall at the same time; and comprehensive cooling quenching is carried out on the spline surface of the differential shell, and the circulation is carried out, so that the quenching efficiency and effect are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to differential mechanism shell technical field, concretely is a differential mechanism shell spline high -frequency quenching treatment device. BACKGROUND

[0002] The differential mechanism is the mechanism that can make left, right (or front, rear) drive wheel realize rotation with different rotating speed, and is connected through spline on the differential mechanism, and needs to treat workpiece surface through high -frequency quenching after processing on the lathe.

[0003] For example, a differential mechanism shell spline high -frequency quenching treatment device and its processing method are disclosed in Chinese patent CN117947251A, including cooling water tank, heating device, cooling device and fixing device, the both sides of cooling water tank are provided with drain pipe and water outlet pipe respectively, and the end of water outlet pipe far from cooling water tank is connected with connecting support column, and the cooling device is connected on the side of connecting support column close to cooling water tank, the inside center position of cooling water tank is provided with waterproof connection box, the top of waterproof connection box is provided with connecting turntable, the top of one side of cooling water tank is provided with connecting side box, the heating device is connected on the side of connecting side box close to cooling water tank, and the top of one side of connecting side box is connected with power top box, the bottom center position of power top box is connected with fixed cylinder, can adjust according to the size of different differential mechanism spline, and can uniformly heat differential mechanism spline, and uniformly cool, but the traditional high -frequency quenching treatment device is in, after differential mechanism shell spline induction heating, cannot promptly cool differential mechanism shell spline through cooling device, thereby influence the quenching effect and efficiency of later period, therefore a differential mechanism shell spline high -frequency quenching treatment device is put forward to solve the above -mentioned problems. UTILITY MODEL CONTENTS

[0004] (I)The technical problem solved

[0005] In view of the defects of prior art, the utility model provides a differential mechanism shell spline high -frequency quenching treatment device, which can quickly and comprehensively cool the differential mechanism shell spline, and has the advantages of fast and comprehensive cooling, solving the problem of slow cooling efficiency of the traditional device.

[0006] (II)Technical scheme

[0007] To achieve the purpose of quickly and comprehensively cooling the differential mechanism shell spline, the utility model provides the following technical scheme: a differential mechanism shell spline high -frequency quenching treatment device, comprising a chassis, a placing table is fixedly installed at the center of the chassis;

[0008] The connecting frame is arranged above the placing table, one side of the connecting frame is connected with the mechanical arm, the other side of the connecting frame is fixedly provided with a mounting frame, the lower side of the mounting frame is fixedly provided with an inductor and a spray pipe, and the spray pipe is sleeved outside the inductor.

[0009] Preferably, the top end of the spray pipe is fixedly provided with a mounting rod, the top end of the mounting rod is fixedly connected with the mounting frame through a fixing bolt, the periphery of the spray pipe is fixedly provided with a water pipe, and the water pipe is connected with the water tank through a water pipe.

[0010] Preferably, the inner wall of the spray pipe is provided with a plurality of spray holes, the spray pipe is of an annular structure, and the periphery of the spray pipe is provided with the water pipe, so that clean water can be rapidly and timely delivered into the spray pipe, the clean water in the spray holes on the periphery of the inner wall is simultaneously sprayed out, and the differential shell spline surface is comprehensively cooled and quenched.

[0011] Preferably, the top end of the inductor is fixedly connected with the mounting frame through a fixing bolt, and a plurality of magnet conductors are arranged on the outer surface of the inductor, so that the magnet conductors arranged on the surface of the inductor can concentrate heating towards the spline position, thereby improving the heating speed and efficiency.

[0012] Preferably, the top end of the placing table is of a conical structure, and the top end of the placing table is provided with a positioning tool, so that the differential shell can be positioned on the placing table through the positioning tool on the placing table during work, thereby ensuring the stability of the differential shell during machining.

[0013] Preferably, the outer surface of one side of the bottom plate is fixedly provided with a circulating pipe, so that the cooled clean water can flow to the bottom plate below along the periphery, and the bottom plate can be recycled through the circulating pipe.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the differential shell spline high-frequency quenching treatment device has the following beneficial effects:

[0016] The spray pipe is arranged outside the inductor, the differential shell spline is sprayed and cooled through the spray pipe immediately after the inductor performs induction heating on the differential shell spline, the spray pipe is of an annular structure, the periphery of the spray pipe is provided with the water pipe, clean water can be rapidly and timely delivered into the spray pipe, the clean water in the spray holes on the periphery of the inner wall is simultaneously sprayed out, the differential shell spline surface is comprehensively cooled and quenched, and the quenching efficiency and effect are greatly improved through such circulation. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 The figure is a structural schematic view of the utility model;

[0018] Fig. 2 It is the utility model puts the structure schematic drawing of the table;

[0019] Fig. 3 It is the utility model nozzle structure schematic drawing.

[0020] In the drawing: 1, chassis;11, circulating pipe;2, put the table;21, positioning tool;3, connecting frame;31, mounting bracket;32, nozzle;33, inductor;34, mounting rod;35, water pipe. Specific implementation

[0021] The technical scheme 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 scope of protection of the utility model.

[0022] Please refer to Figs. 1-3 The utility model provides the following technical scheme: a differential shell spline high-frequency quenching device, comprising a chassis 1, the center of the chassis 1 is fixedly installed with a placing table 2;

[0023] In the embodiment, the top end part of the placing table 2 is a conical table structure, the top end of the placing table 2 is installed with a positioning tool 21, when working, the differential casing is placed on the placing table 2, and positioning is carried out through the positioning tool on the placing table 2, so that the stability of the differential casing during processing is ensured.

[0024] Among them, the outer surface of one side of the chassis 1 is fixedly installed with a circulating pipe 11, and the cooling clear water can flow to the chassis 1 below along the periphery, and the chassis 1 can be recycled through the circulating pipe 11

[0025] In the example, the connecting frame 3 is arranged above the placing table 2, one side of the connecting frame 3 is connected with a mechanical arm, the other side of the connecting frame 3 is fixedly installed with a mounting bracket 31, the inductor 33 and the nozzle 32 are fixedly installed below the mounting bracket 31, and the nozzle 32 is sleeved outside the inductor 33.

[0026] Among them, the top end of the nozzle 32 is fixedly installed with a mounting rod 34, and the top end of the mounting rod 34 is fixedly connected with the mounting bracket 31 through fixing bolts, the periphery of the nozzle 32 is fixedly installed with a water pipe 35, and the water pipe 35 is connected with a water tank through a water pipe, after the inductor 33 inductively heats the differential shell spline, the water pump is started immediately, the clear water in the water tank is transported to the nozzle 32, and the differential shell spline is cooled by the nozzle 32;

[0027] It should be noted that the inner wall of the nozzle 32 is provided with a plurality of spray holes, the nozzle 32 is in an annular structure, and the water delivery pipe 35 is arranged around the nozzle 32 to rapidly and timely deliver clean water into the nozzle 32, so that the clean water is sprayed out of the spray holes around the inner wall at the same time, and the spline surface of the differential housing is fully cooled and quenched.

[0028] In this embodiment, the top end of the inductor 33 is fixedly connected with the mounting frame 31 by a fixing bolt, and a plurality of magnetic conductors are arranged on the outer surface of the inductor 33. The magnetic conductors arranged on the surface of the inductor can concentrate heating towards the spline position, thereby improving the heating speed and efficiency.

[0029] The working principle of this embodiment is as follows:

[0030] In use, the connecting frame 3 is connected with the mechanical arm, and one end of the water delivery pipe 35 is connected with the water tank output end through a conduit. In work, the differential housing is placed on the placing table 2, and is positioned by the positioning tool on the placing table 2 to ensure the stability of the differential housing during processing. The inductor 33 is sleeved on the spline surface of the differential housing by the mechanical arm. The magnetic conductors arranged on the surface of the inductor can concentrate heating towards the spline position, thereby improving the heating speed and efficiency.

[0031] After the inductor 33 performs induction heating on the spline of the differential housing, the water pump is immediately started to deliver clean water in the water tank to the nozzle 32, and the spline of the differential housing is cooled by water sprayed through the nozzle 32. The nozzle 32 is in an annular structure, and the water delivery pipe 35 is arranged around the nozzle 32 to rapidly and timely deliver clean water into the nozzle 32, so that the clean water is sprayed out of the spray holes around the inner wall at the same time, and the spline surface of the differential housing is fully cooled and quenched. Such a cycle greatly improves the efficiency and effect of quenching.

[0032] The placing table 2 is in a conical structure, and the cooled clean water can flow to the bottom plate 1 below around the periphery. The bottom plate 1 can be recycled through the circulating pipe 11.

[0033] It should be noted that, in this document, the terms such as first and second are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms “include”, “contain” or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement “including a…”, does not exclude the presence of another identical element in the process, method, article or equipment including the element.

[0034] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A high-frequency quenching treatment device for the spline of a differential gear housing, characterized in that, include: The chassis (1) has a mounting platform (2) fixedly installed at its center. A connecting frame (3) is set above the mounting platform (2), and one side of the connecting frame (3) is connected to the robotic arm. A mounting frame (31) is fixedly installed on the other side of the connecting frame (3). A sensor (33) and a nozzle (32) are fixedly installed below the mounting frame (31), and the nozzle (32) is sleeved on the outside of the sensor (33).

2. The high-frequency quenching device for the spline of a differential housing according to claim 1, characterized in that: The top end of the nozzle (32) is fixedly mounted with a mounting rod (34), and the top end of the mounting rod (34) is fixedly connected to the mounting bracket (31) by a fixing bolt.

3. The high-frequency quenching device for the spline of a differential housing according to claim 1, characterized in that: Water pipes (35) are fixedly installed around the nozzle (32), and the water pipes (35) are connected to the water tank through water pipes. Several spray holes are opened around the inner wall of the nozzle (32).

4. The high-frequency quenching device for the spline of a differential housing according to claim 1, characterized in that: The top of the sensor (33) is fixedly connected to the mounting bracket (31) by fixing bolts, and several magnetic conductors are installed on the outer surface of the sensor (33).

5. The high-frequency quenching device for the spline of a differential housing according to claim 1, characterized in that: The top part of the mounting platform (2) is a frustum structure, and a positioning fixture (21) is installed on the top of the mounting platform (2).

6. The high-frequency quenching device for differential housing splines according to claim 1, characterized in that: A circulation pipe (11) is fixedly installed on one side of the outer surface of the chassis (1).

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