Hydraulic equipment for preventing carburizing and quenching deformation of thin-walled workpiece

Abstract

The utility model discloses hydraulic equipment for preventing carburizing and quenching deformation of a thin-walled workpiece, which comprises a working table, an outer oil tank, a mold, an inner oil tank, a filter tank, an oil inlet pipe, an overflow pipe, a filter frame and a cooling component, the outer oil tank is mounted at the top end of the working table, the mold is arranged in the outer oil tank, and the inner oil tank is arranged on the upper side of the mold in a lifting manner; a hydraulic head is installed in the inner oil tank, a hydraulic oil cylinder is installed on the upper side of the workbench, the output end of the hydraulic oil cylinder is fixedly connected with the inner oil tank, the hydraulic oil cylinder pushes the inner oil tank, and the using positions of the inner oil tank and the hydraulic head can be adjusted so that the thin-wall part can be machined conveniently; the oil inlet pipe is communicated between the filter box and the mold, the overflow pipe is communicated between the outer oil tank and the filter box, and an oil inlet valve and an overflow valve are arranged on the oil inlet pipe and the overflow pipe respectively. According to the hydraulic equipment for preventing carburizing and quenching deformation of the thin-wall part, chippings in cooling oil can be filtered and cleaned conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic equipment technical field, concretely relates to a kind of hydraulic equipment for preventing thin-walled part carburizing quenching deformation. BACKGROUND

[0002] Thin-walled part carburizing quenching is a common heat treatment process, aims at improving the hardness, wear resistance and fatigue strength of workpiece surface, while maintaining the toughness of core, since thin-walled part (usually refers to the part of thin wall, cross section changes greatly) is prone to deformation, cracking and other problems in heat treatment process, process control is particularly critical;

[0003] In prior art, thin-walled part is usually treated by hydraulic equipment, but thin-walled part is poor in rigidity, and thermal stress and organizational stress during carburizing quenching are prone to cause warping and distortion, deformation control is needed, the existing hydraulic equipment usually reduces the processing temperature of thin-walled part by cooling oil in view of this situation, but cooling oil of hydraulic equipment is usually recycled, and cooling oil during recycling contains part of workpiece chips, which is not convenient for filtering and cleaning, and is prone to cause oil pipe blockage, thereby affecting the final cooling effect of thin-walled part. UTILITY MODEL CONTENTS

[0004] (I) technical problem solved

[0005] In view of the deficiencies in prior art, the utility model provides a kind of hydraulic equipment for preventing thin-walled part carburizing quenching deformation to solve the problem of not being convenient for filtering and cleaning chip in cooling oil in background art.

[0006] (II) technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of hydraulic equipment for preventing thin-walled part carburizing quenching deformation, including workbench, outer oil tank, mould, inner oil tank, filter box, oil inlet pipe, overflow pipe, filter frame and cooling assembly;

[0008] The outer oil tank is installed at the top end of the workbench;

[0009] The mould is arranged in the outer oil tank;

[0010] The inner oil tank is arranged on the upper side of the mould, and a hydraulic head is installed in the inner oil tank;

[0011] The filter box is installed on one side of the workbench;

[0012] The oil inlet pipe is communicated between the filter box and the mould;

[0013] The overflow pipe is communicated between the outer oil tank and the filter box;

[0014] The filter frame is located between the oil inlet pipe and the overflow pipe, and a plurality of filter openings are formed in the filter frame;

[0015] The cooling assembly is arranged on the filter box.

[0016] Further, the cooling assembly comprises:

[0017] The protective cover is detachably connected to the top end of the filter box, the filter box is provided with a mounting opening for mounting the protective cover, and the protective cover is fixedly connected to the filter frame, and the protective cover is provided with a through opening matched with the overflow pipe;

[0018] The fixing frame is fixedly connected to one side of the protective cover, and the filter box is provided with a fixing opening matched with the fixing frame;

[0019] The heat dissipation fan is provided with two heat dissipation fans, and the two heat dissipation fans are symmetrically mounted on the protective cover;

[0020] The protective cover is detachably arranged at each heat dissipation fan;

[0021] The protective mesh plate is detachably mounted on each protective cover.

[0022] Further, a plurality of connecting frames are connected in a rectangular array on the protective mesh plate, and a connecting plane matched with the side wall of the protective cover is formed in each connecting frame.

[0023] Further, two limiting plates are symmetrically connected to the protective cover, and a limiting groove matched with the limiting plate is formed in the filter box.

[0024] Further, the upper side of the workbench is provided with a hydraulic oil cylinder, and the output end of the hydraulic oil cylinder is fixedly connected to the inner oil tank.

[0025] Further, one side of the filter box is communicated with an oil feeding pipe, and the oil feeding pipe is provided with an oil feeding valve.

[0026] Further, two recesses are symmetrically formed in the protective cover, and the two protective covers are located in the two recesses, respectively.

[0027] (Three) beneficial effects

[0028] Compared with the prior art, the hydraulic equipment for preventing carburizing and quenching deformation of a thin-walled part has the following beneficial effects:

[0029] 1. The utility model discloses a workbench, is convenient for the installation of outer oil tank and hydraulic oil cylinder, and through the cooperation of hydraulic oil cylinder, outer oil tank, inner oil tank, mould and hydraulic head, it is convenient for the processing of thin -walled spare.

[0030] 2. The utility model discloses a filter box, cooling assembly, oil inlet pipe and overflow pipe cooperate, convenient for cooling oil to thin -walled spare circulates cooling, thereby convenient for preventing thin -walled spare from deforming when processing because of temperature is too high, and simultaneously through filter frame, can filter and clean the chippings in cooling oil, thereby convenient for reducing the influence of chippings to thin -walled spare cooling effect. DRAWINGS

[0031] Figure 1 It is the structural schematic diagram of the whole application;

[0032] Figure 2 It is the structural schematic diagram of the cooperation of oil inlet pipe, filter box and oil delivery pipe of the application;

[0033] Figure 3 It is the exploded structural schematic diagram of the cooperation of filter frame, protective cover and fixed frame of the application;

[0034] Figure 4 It is the exploded structural schematic diagram of the cooperation of protective cover, protective net board and connecting frame of the application.

[0035] In the drawing: 1, workbench;2, outer oil tank;3, mould;4, inner oil tank;5, filter box;6, oil inlet pipe;7, overflow pipe;8, filter frame;9, protective cover;10, fixed frame;11, cooling fan;12, protective cover;13, protective net board;14, connecting frame;15, limit board;16, hydraulic oil cylinder;17, oil delivery pipe. DETAILED DESCRIPTION

[0036] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model, and apparently, the described embodiments only are a 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 the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0037] Please refer to Figures 1 to 4The utility model provides a kind of hydraulic equipment for preventing carburizing quenching deformation of thin-walled piece, including workbench 1, outer oil tank 2, mould 3, inner oil tank 4, filter box 5, oil inlet pipe 6, overflow pipe 7, filter frame 8 and cooling assembly, outer oil tank 2 is installed on the top of workbench 1, mould 3 is arranged in outer oil tank 2, can be supported and placed to workpiece, inner oil tank 4 is arranged on the upside of mould 3, and hydraulic head is installed in inner oil tank 4, the upside of workbench 1 is equipped with hydraulic cylinder 16, the output end of hydraulic cylinder 16 is fixedly connected with inner oil tank 4, and inner oil tank 4 is pushed by hydraulic cylinder 16, can adjust the use position of inner oil tank 4 and hydraulic head, to facilitate the processing of thin-walled piece, filter box 5 is installed on one side of workbench 1, oil inlet pipe 6 is communicated between filter box 5 and mould 3, overflow pipe 7 is communicated between outer oil tank 2 and filter box 5, oil inlet valve and overflow valve are respectively arranged on oil inlet pipe 6 and overflow pipe 7, by the cooperation of oil inlet pipe 6 and overflow pipe 7, it is convenient to make cooling oil to thin-walled piece circulates cooling, filter frame 8 is between oil inlet pipe 6 and overflow pipe 7, and a plurality of filter openings are formed in filter frame 8, to facilitate the filtration of debris in cooling oil, reduce the influence of debris on the use effect of cooling oil, cooling assembly is arranged on filter box 5, one side of filter box 5 is communicated with oil delivery pipe 17, and oil delivery valve is arranged on oil delivery pipe 17, by opening oil delivery valve, cooling oil can enter filter box 5 through oil delivery pipe 17 to carry out a new round of replenishment, and cooling oil in filter box 5 can also be directly discharged for treatment.

[0038] Reference Figure 2 , Figure 3 And Figure 4 Cooling assembly includes protective cover 9, fixed frame 10, heat dissipation fan 11, protective cover 12 and protective screen 13, protective cover 9 is detachably connected at the top of filter box 5, and installation opening for the installation of protective cover 9 is formed in filter box 5, protective cover 9 can be installed on filter box 5, and protective cover 9 is fixedly connected with filter frame 8, and through hole matched with overflow pipe 7 is formed in protective cover 9, fixed frame 10 is fixedly connected on one side of protective cover 9, and fixed opening matched with fixed frame 10 is formed in filter box 5, the stability of protective cover 9 on filter box 5 is increased, heat dissipation fan 11 is provided with two, two heat dissipation fans 11 are symmetrically installed on protective cover 9, protective cover 12 is detachably arranged at each heat dissipation fan 11, protective screen 13 is detachably installed on each protective cover 12, two recesses are symmetrically formed in protective cover 9, two protective covers 12 are respectively located in two recesses, to facilitate the installation and dismounting of protective cover 12 on protective cover 9;

[0039] The two heat dissipation fans 11 are opened, the cooling oil in the filter box 5 can be air-cooled, so as to reduce the circulating temperature of the cooling oil, so that the cooling oil can be circulated and cooled to the thin-walled part, prevent the thin-walled part from deforming due to high temperature, and the protective cover 12 and the protective mesh plate 13 can protect the heat dissipation fan 11, reduce the influence of impurities in the external air and the heat dissipation fan 11 and the cooling oil.

[0040] Reference Figure 4 A plurality of connecting frames 14 are connected in a rectangular array on the protective mesh plate 13, and a connecting plane matched with the side wall of the protective cover 12 is formed on the plurality of connecting frames 14.

[0041] When the protective mesh plate 13 is installed on the protective cover 12, the protective mesh plate 13 can be stably installed on the protective cover 12 through the plurality of connecting frames 14, and the protective mesh plate 13 can be directly disassembled on the protective cover 12, so as to replace and clean the protective mesh plate 13.

[0042] Reference Figure 3 Two limiting plates 15 are symmetrically connected on the protective cover 9, and limiting grooves matched with the limiting plates 15 are formed on the filter box 5.

[0043] The two limiting plates 15 are moved in the two limiting grooves, the protective cover 9 can be moved and installed in the installation opening, so as to install the protective cover 9 and the filter frame 8 on the filter box 5, so as to disassemble and clean the filter frame 8.

[0044] In summary, the hydraulic equipment for preventing carburizing and quenching deformation of the thin-walled part first installs the thin-walled part on the mold 3, starts the hydraulic oil cylinder 16, drives the inner oil tank 4 to drive the hydraulic head to rise and fall, processes the thin-walled part, opens the oil inlet valve and the overflow valve, makes the cooling oil circulate between the oil inlet pipe 6 and the overflow pipe 7, and starts the two heat dissipation fans 11 to air-cool the cooling oil in the filter box 5, which can be circulated and cooled to the thin-walled part. In the circulating process of the cooling oil, the filter frame 8 filters the debris in the cooling oil, reduces the influence of the debris on the cooling effect of the cooling oil, and improves the processing effect of the thin-walled part.

[0045] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A hydraulic device for preventing deformation of thin-walled parts during carburizing and quenching, characterized in that, Include: Workbench (1); The outer oil tank (2) is installed at the top end of the workbench (1); Mold (3), the mold (3) is provided in the outer oil tank (2); The inner oil tank (4) is arranged on the upper side of the mold (3), and the inner oil tank (4) is provided with a hydraulic head; Filter box (5), the filter box (5) is installed on one side of the workbench (1); The oil inlet pipe (6) is communicated between the filter box (5) and the mold (3); Overflow pipe (7), the overflow pipe (7) is communicated between the outer oil tank (2) and the filter box (5); Filter frame (8), the filter frame (8) is located between the oil inlet pipe (6) and the overflow pipe (7), and a plurality of filter openings are formed in the filter frame (8); Cooling assembly, the cooling assembly is arranged on the filter box (5).

2. The hydraulic apparatus for preventing carburizing and quenching distortion of a thin-walled member according to claim 1, characterized by The cooling assembly comprises: Protective cover (9), the protective cover (9) is detachably connected to the top end of the filter box (5), the filter box (5) is provided with a mounting opening for mounting the protective cover (9), and the protective cover (9) is fixedly connected with the filter frame (8), and the protective cover (9) is provided with a through hole matched with the overflow pipe (7); Fixed frame (10), the fixed frame (10) is fixedly connected to one side of the protective cover (9), and the filter box (5) is provided with a fixing opening matched with the fixed frame (10); Cooling fan (11), the cooling fan (11) is provided with two, two cooling fans (11) are symmetrically installed on the protective cover (9); Protective cover (12), the protective cover (12) is detachably arranged on each cooling fan (11); Protective mesh plate (13), the protective mesh plate (13) is detachably installed on each protective cover (12).

3. The hydraulic apparatus for preventing carburizing and quenching distortion of a thin-walled member according to claim 2, wherein A plurality of connecting frames (14) are connected in a rectangular array on the protective mesh plate (13), and a connecting plane matched with the side wall of the protective cover (12) is formed in each connecting frame (14).

4. The hydraulic apparatus for preventing carburizing and quenching distortion of a thin-walled member according to claim 3, characterized by Two limiting plates (15) are symmetrically connected to the protective cover (9), and a limiting groove matched with the limiting plate (15) is formed in the filter box (5).

5. The hydraulic apparatus for preventing carburizing and quenching distortion of a thin-walled member according to claim 4, wherein The upper side of the workbench (1) is provided with a hydraulic oil cylinder (16), and the output end of the hydraulic oil cylinder (16) is fixedly connected with the inner oil tank (4).

6. The hydraulic apparatus for preventing carburizing and quenching distortion of a thin-walled member according to claim 5, wherein The side of the filter box (5) is communicated with an oil feeding pipe (17), and the oil feeding pipe (17) is provided with an oil feeding valve.

7. The hydraulic apparatus for preventing carburizing and quenching distortion of a thin-walled member according to claim 6, wherein Two recesses are symmetrically formed in the protective cover (9), and two protective covers (12) are respectively located in the two recesses.

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