Oil tank assembly of electric spark machine tool

Abstract

The utility model discloses an oil tank assembly of an electric spark machine tool, and relates to the technical field of machinery. The cooling device comprises a cooling mechanism, the cooling mechanism comprises a cooling liquid tank fixedly connected to the bottom of an oil tank, the right side of the oil tank is fixedly connected with a water pump, a connecting pipe is fixedly connected between the cooling liquid tank and the water pump, and a heat exchange cavity is formed in the oil tank. The temperature of the inner wall of the oil tank is taken away through the cooling mechanism, so that the temperature of oil is indirectly reduced, and the problems that the viscosity of the oil is reduced due to over-high temperature of the oil, so that a discharge gap is difficult to stably control in the electric spark machining process, and an electrode and a workpiece absorb discharge energy to generate heat to generate thermal deformation; if the temperature of the oil liquid is too high, the thermal deformation can be intensified, and the temperature of the oil liquid is reduced, so that the heat around the electrode and the workpiece can be effectively taken away, the thermal deformation is reduced, and the oil liquid can be prevented from being subjected to oxidation and chemical decomposition reaction at high temperature to generate some impurities and harmful components.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mechanical technical field, especially, relate to an oil tank assembly of electric spark machine tool. BACKGROUND

[0002] The oil tank of electric spark machine tool is mainly used for storing working liquid to ensure the stability of the machining process. The oil tank generally has good sealing property to prevent the working liquid from leaking. A filter device is arranged inside the oil tank to filter the impurities in the working liquid, thereby ensuring the cleanliness of the working liquid and improving the machining precision and service life of the electrode. In addition, the oil tank is also equipped with a liquid level monitoring system.

[0003] The existing oil tank assemblies are inconvenient to cool the oil liquid during use, which may cause the oil liquid to absorb the heat generated during electric spark machining, thereby continuously increasing the temperature inside the oil tank and forming a high-temperature environment inside the oil tank, which may cause the oil liquid to oxidize and chemically react under the high-temperature environment, thereby accelerating the deterioration process of the oil liquid. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing an oil tank assembly of electric spark machine tool, which is provided with a cooling mechanism to solve the problem that the existing oil tank assemblies are inconvenient to cool the oil liquid during use.

[0005] To solve the above technical problems, the utility model is implemented by the following technical scheme:

[0006] The utility model relates to an oil tank assembly of electric spark machine tool, which comprises an oil tank, a cooling mechanism and a stirring mechanism arranged on the oil tank,

[0007] The cooling mechanism comprises a cooling liquid tank fixedly connected to the bottom of the oil tank. A water pump is fixedly connected to the right side of the oil tank. A connecting pipe is fixedly connected between the cooling liquid tank and the water pump. A heat exchange cavity is formed in the inside of the oil tank. A heat exchange pipeline is fixedly connected to the inner wall of the heat exchange cavity. A liquid delivery pipe is fixedly connected to the top of the water pump. The end of the liquid delivery pipe away from the water pump extends into the inside of the heat exchange cavity and is fixedly connected with the heat exchange pipeline. A reflux pipe is fixedly connected between the heat exchange pipeline and the cooling liquid tank.

[0008] Further, a liquid adding pipe is fixedly connected to the front side of the cooling liquid tank. A liquid discharging pipe is fixedly connected to the right side of the cooling liquid tank.

[0009] Further, the stirring mechanism comprises a motor fixedly connected to the top of the oil tank. An output shaft of the motor is fixedly connected with a rotating shaft through a shaft coupler. The bottom end of the rotating shaft extends into the inside of the oil tank and is rotatably connected with the oil tank. A plurality of stirring rods are fixedly connected to the rotating shaft.

[0010] Further, the inner bottom wall of the oil tank is fixedly connected with a threaded rod, an internally threaded block is threadedly connected to the threaded rod, and an outer wall of the internally threaded block is fixedly connected with a connecting plate one.

[0011] Further, the outer side of the connecting plate one is fixedly connected with a plurality of stirring rods two, a bottom end of the rotating shaft is fixedly connected with a connecting plate two, a bottom of the connecting plate two is fixedly connected with two connecting rods, and bottom ends of the two connecting rods are both penetrated through the connecting plate one and are in sliding connection with the connecting plate one.

[0012] Further, a refueling pipe is fixedly connected to the top of the oil tank, and an oil return pipe is fixedly connected to the right side of the oil tank.

[0013] Further, a waste pipe is fixedly connected to the right side of the oil tank, an outer wall of the waste pipe is fixedly connected with a valve, and an oil outlet pipe is fixedly connected to the left side of the oil tank.

[0014] Further, a filter tank is fixedly connected to the right inner wall of the oil tank, a cleaning door is formed in the top of the oil tank, and the cleaning door is located above the filter tank.

[0015] The utility model has the advantages of the following beneficial effects:

[0016] 1. By setting the cooling mechanism, starting the water pump, the water pump draws out the coolant in the coolant tank through the connecting pipe, the drawn coolant enters the heat exchange pipeline through the infusion tube, the coolant in the heat exchange pipeline runs a circle in the heat exchange pipeline and finally returns to the inside of the coolant tank through the reflux tube, the temperature of the inner wall of the oil tank is taken away by the cooling mechanism, thereby indirectly reducing the temperature of the oil, so as to avoid that the high temperature of the oil will cause the viscosity to be reduced, the discharge gap in the electric spark machining process is difficult to be stably controlled, meanwhile, the electrode and the workpiece will absorb the discharge energy to generate heat and cause thermal deformation, if the temperature of the oil is too high, the thermal deformation will be aggravated, the temperature of the oil is reduced, the heat around the electrode and the workpiece can be effectively taken away, the thermal deformation is reduced, the oxidation and chemical decomposition reaction of the oil under high temperature can be avoided, and some impurities and harmful components are generated.

[0017] 2、By setting stirring mechanism, start motor, motor drives the rotation of the shaft, the rotation of the shaft drives the rotation of the stirring rod one, the rotation of the shaft drives the rotation of the connecting plate two, the rotation of the connecting plate two drives the rotation of the stirring mechanism, the rotation of the connecting rod drives the rotation of the connecting plate one, the rotation of the connecting plate one drives the rotation of the stirring rod two and the internal threaded block, the rotation of the internal threaded block moves on the threaded rod under the thread cooperation of the threaded rod, and then the internal threaded block rotates and moves, thereby driving the connecting plate one and the stirring rod two to rotate and move, the temperature contained in the oil can be uniformly distributed through the stirring mechanism, so that the oil can be better cooled, and various additives added in the oil can be uniformly mixed, ensuring that the additives are uniformly dispersed in the oil, avoiding the possibility of precipitation or local high concentration of additives in the oil, thereby prolonging the service life of the oil and ensuring that the performance of the oil remains consistent in each area, which is beneficial to improve the processing quality and avoid the possibility of impurities in the oil being deposited at the bottom of the oil tank.

[0018] Of course, implementing any product of the present application does not necessarily require all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0020] Figure 1 It is the overall structure schematic diagram of the present application;

[0021] Figure 2 It is the right view structure schematic diagram of the present application;

[0022] Figure 3 It is the front view cross-sectional structure schematic diagram of the present application;

[0023] Figure 4 It is the structure schematic diagram of the shaft of the present application;

[0024] Figure 5 It is the structure schematic diagram of the shaft of the present application; Figure 3 It is the enlarged structure schematic diagram of A in the present application.

[0025] In the drawings, the component list represented by each number is as follows:

[0026] 1, oil tank; 2, cooling mechanism; 3, stirring mechanism; 21, coolant tank; 22, water pump; 23, connecting pipe; 24, heat exchange cavity; 25, heat exchange pipeline; 26, infusion tube; 27, return tube; 28, liquid adding pipe; 29, liquid discharge pipe; 210, pressure relief pipe; 31, motor; 32, rotating shaft; 33, stirring rod one; 34, threaded rod; 35, internal threaded block; 36, connecting plate one; 37, stirring rod two; 38, connecting plate two; 39, connecting rod; 310, oil filling pipe; 311, oil return pipe; 312, waste discharge pipe; 313, valve; 314, oil outlet pipe; 315, filter box; 316, cleaning door. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Please refer to Figures 1-5As shown, the utility model is a kind of aripiprazole pharmaceutical intermediate feeding device, including the oil tank assembly of electric spark machine, including oil tank 1, oil tank 1 is provided with cooling mechanism 2 and stirring mechanism 3, cooling mechanism 2 includes the cooling liquid tank 21 of fixed connection in the bottom of oil tank 1, the right side of oil tank 1 is fixedly connected with water pump 22, cooling liquid tank 21 and water pump 22 are fixedly connected with connecting pipe 23 between, the inside of oil tank 1 is provided with heat exchange cavity 24, the inner wall of heat exchange cavity 24 is fixedly connected with heat exchange pipeline 25, the top of water pump 22 is fixedly connected with infusion tube 26, the end of infusion tube 26 away from water pump 22 extends to the inside of heat exchange cavity 24 and is fixedly connected with heat exchange pipeline 25, heat exchange pipeline 25 and cooling liquid tank 21 are fixedly connected with return pipe 27 between, the front side of cooling liquid tank 21 is fixedly connected with liquid feeding pipe 28, the right side of cooling liquid tank 21 is fixedly connected with liquid discharge pipe 29, the temperature of oil tank 1 inner wall is taken away by cooling mechanism 2, to indirectly reduce the temperature of oil, to avoid that oil temperature is too high and can cause its viscosity to reduce, makes the discharge gap difficult to stabilize control in electric spark machining process, and electrode and workpiece can absorb discharge energy and generate heat and occur thermal deformation, if oil temperature is too high, can intensify this thermal deformation, and the temperature of oil is reduced, can effectively take away the heat around electrode and workpiece, reduce thermal deformation, also can avoid that oil occurs oxidation and chemical decomposition reaction under high temperature, generates some impurities and harmful components, stirring mechanism 3 includes the motor 31 of fixed connection in the top of oil tank 1, the output shaft of motor 31 is fixedly connected with rotating shaft 32 through shaft coupling, the bottom end of rotating shaft 32 extends to the inside of oil tank 1 and is rotatably connected with oil tank 1, a plurality of stirring rods one 33 are fixedly connected on rotating shaft 32, the inner bottom wall of oil tank 1 is fixedly connected with threaded rod 34, threaded rod 34 is screw-connected with internal thread block 35, the outer wall of internal thread block 35 is fixedly connected with connecting plate one 36, the outer side of connecting plate one 36 is fixedly connected with a plurality of stirring rods two 37, the bottom end of rotating shaft 32 is fixedly connected with connecting plate two 38, the bottom of connecting plate two 38 is fixedly connected with two connecting rods 39, the bottom end of two connecting rods 39 all penetrates connecting plate one 36 and is slidably connected with connecting plate one 36, the top of oil tank 1 is fixedly connected with oil feeding pipe 310, the right side of oil tank 1 is fixedly connected with oil return pipe 311, the right side of oil tank 1 is fixedly connected with waste discharge pipe 312, the outer wall of waste discharge pipe 312 is fixedly connected with valve 313, the left side of oil tank 1 is fixedly connected with oil outlet pipe 314, the right side inner wall of oil tank 1 is fixedly connected with filter tank 315, the top of oil tank 1 is provided with cleaning door 316, cleaning door 316 is located above filter tank 315, the temperature contained in oil can be evenly distributed by stirring mechanism 3, to better cool oil, and various additives added in oil can be mixed evenly, ensure that additives are evenly dispersed in oil, avoid that additives can appear precipitation or local concentration is too high in oil, to prolong the service life of oil, and ensure that the performance of oil remains consistent in each area,It is beneficial to improve the processing quality and avoid the impurities in the oil liquid to deposit in the bottom of the oil tank 1.

[0029] One specific application of the embodiment is to start the water pump 22, the water pump 22 draws the cooling liquid in the cooling liquid tank 21 through the connecting pipe 23, the drawn cooling liquid enters the heat exchange pipeline 25 through the delivery pipe 26, the oil liquid returned to the inside of the oil tank 1 from the oil return pipe 311 contains the heat generated during the electric spark machining, after the oil liquid containing heat returns to the inside of the oil tank 1, it will conduct heat to the inner wall of the oil tank 1, and then the heat on the inner wall of the oil tank 1 is taken away by the cooling liquid in the heat exchange pipeline 25, thereby indirectly reducing the temperature of the oil liquid, thereby avoiding that high temperature accelerates the oxidation and chemical decomposition process of the oil liquid and accelerates the deterioration process of the oil liquid, the cooling liquid in the heat exchange pipeline 25 finally returns to the inside of the cooling liquid tank 21 through the backflow pipe 27 after running a circle in the heat exchange pipeline 25, thereby realizing the recycling of the cooling liquid, and thereby reducing the waste of resources, when it is necessary to replace the cooling liquid in the cooling liquid tank 21, the cooling liquid in the cooling liquid tank 21 is discharged through the liquid discharge pipe 29, and new cooling liquid is added to the cooling liquid tank 21 through the liquid adding pipe 28, and at the same time, the internal pressure of the oil tank 1 is adjusted through the pressure relief pipe 210, so that the pressure in the oil tank 1 always remains in a suitable value range.

[0030] When using the device, oil liquid is injected into the inside of the oil tank 1 from the oil filling pipe 310, the oil pump draws the oil liquid in the oil tank 1 from the oil outlet pipe 314, and is used in cooperation with the electric spark machine, then the oil is returned from the oil return pipe 311 and filtered through the filter tank 315, the impurities in the returned oil liquid are filtered to avoid the impurities entering the oil tank 1 and mixing with the oil liquid in the oil tank 1 to cause pollution, the cleaning door 316 is opened, the filter tank 315 is cleaned through the cleaning door 316, finally the valve 313 is opened, the waste oil in the oil tank 1 is discharged through the waste pipe 312, the motor 31 is started, the motor 31 drives the rotating shaft 32 to rotate, the rotating shaft 32 drives the stirring rod 1 33 to rotate when rotating, the oil liquid in the oil tank 1 is stirred through the stirring rod 1 33, so that the components in the oil liquid are mixed more uniformly, the connecting plate 2 38 is driven to rotate when the rotating shaft 32 rotates, the stirring mechanism 3 is driven to rotate when the connecting plate 2 38 rotates, the connecting rod 39 is driven to rotate when the connecting plate 2 38 rotates, the connecting plate 1 36 is driven to rotate when the connecting rod 39 rotates, the stirring rod 2 37 and the internal threaded block 35 are driven to rotate when the connecting plate 1 36 rotates, the internal threaded block 35 moves on the threaded rod 34 under the thread cooperation of the threaded rod 34 when rotating, thereby making the internal threaded block 35 rotate and move, thereby driving the connecting plate 1 36 and the stirring rod 2 37 to rotate and move, and further strengthening the stirring of the oil liquid through the stirring rod 2 37, so that the oil liquid is mixed more uniformly.

[0031] In the description of the specification, the description of the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0032] The preferred embodiments of the utility model disclosed above are only used for helping to explain the utility model. The preferred embodiments do not describe all the details exhaustively, and also do not limit the utility model to only the specific implementation manners described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited only by the claims and the entire scope and equivalents thereof.

Claims

1. An oil tank assembly of an electric spark machine tool, comprising an oil tank (1), wherein a cooling mechanism (2) and a stirring mechanism (3) are arranged on the oil tank (1), characterized in that: the cooling mechanism (2) comprises a cooling liquid tank (21) fixedly connected to the bottom of the oil tank (1), a water pump (22) fixedly connected to the right side of the oil tank (1), a connecting pipe (23) fixedly connected between the cooling liquid tank (21) and the water pump (22), a heat exchange cavity (24) formed in the oil tank (1), a heat exchange pipeline (25) fixedly connected to the inner wall of the heat exchange cavity (24), a liquid delivery pipe (26) fixedly connected to the top of the water pump (22), the liquid delivery pipe (26) extending into the heat exchange cavity (24) and fixedly connected with the heat exchange pipeline (25) at the end away from the water pump (22), and a backflow pipe (27) fixedly connected between the heat exchange pipeline (25) and the cooling liquid tank (21).

2. An oil tank assembly for an electric discharge machine as defined in claim 1, wherein a liquid adding pipe (28) is fixedly connected to the front side of the cooling liquid tank (21), and a liquid discharging pipe (29) is fixedly connected to the right side of the cooling liquid tank (21).

3. An oil tank assembly for an electric spark machine tool according to claim 2, wherein the stirring mechanism (3) comprises a motor (31) fixedly connected to the top of the oil tank (1), a rotating shaft (32) fixedly connected to the output shaft of the motor (31) through a shaft coupling, the rotating shaft (32) extending into the oil tank (1) and rotationally connected with the oil tank (1) at the bottom end, and a plurality of stirring rods (33) fixedly connected to the rotating shaft (32).

4. An oil tank assembly for an electric spark machine tool according to claim 3, wherein a threaded rod (34) is fixedly connected to the inner bottom wall of the oil tank (1), an internally-threaded block (35) is threadedly connected to the threaded rod (34), and an outer wall of the internally-threaded block (35) is fixedly connected with a connecting plate (36).

5. An oil tank assembly for an electric spark machine tool according to claim 4, wherein a plurality of stirring rods (37) are fixedly connected to the outer side of the connecting plate (36), a connecting plate (38) is fixedly connected to the bottom end of the rotating shaft (32), two connecting rods (39) are fixedly connected to the bottom of the connecting plate (38), and the bottom ends of the two connecting rods (39) penetrate through the connecting plate (36) and are slidingly connected with the connecting plate (36).

6. An oil tank assembly for an electric spark machine tool according to claim 5, wherein an oil adding pipe (310) is fixedly connected to the top of the oil tank (1), and an oil return pipe (311) is fixedly connected to the right side of the oil tank (1).

7. An oil tank assembly for an electric spark machine tool according to claim 6, wherein a waste pipe (312) is fixedly connected to the right side of the oil tank (1), a valve (313) is fixedly connected to the outer wall of the waste pipe (312), and an oil outlet pipe (314) is fixedly connected to the left side of the oil tank (1).

8. An oil tank assembly for an electric spark machine tool according to claim 7, wherein a filter tank (315) is fixedly connected to the right inner wall of the oil tank (1), and a cleaning door (316) is formed in the top of the oil tank (1) and located above the filter tank (315).

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