Hydraulic balance system of machine tool spindle

Abstract

The utility model discloses a machine tool spindle hydraulic balance system which comprises a bottom plate, the top of the bottom plate is fixedly connected with a workbench through a support, the top of the workbench is provided with an oil tank body, the top of the oil tank body is fixedly connected with a filter tank, and a filter screen is arranged in an inner cavity of the filter tank. A through opening is formed between the filter box and the oil tank body, the right end of the top of the bottom plate is fixedly connected with a storage box, an inner cavity of the storage box is fixedly connected with a liquid level sensor, the right end of the bottom of the inner cavity of the storage box is fixedly connected with a pump, and an outlet of the pump is fixedly connected with the top of the filter box through a pipeline. The bottom of the left side of the oil tank body is fixedly connected with an oil drain pipe. Hydraulic oil can be regularly replaced through the filter box, the timer, the pump machine, the storage box, the filter screen, the through opening, the oil discharging pipe and the electromagnetic valve, the discharged hydraulic oil can be collected through the waste collecting box, and people can conveniently conduct follow-up treatment on waste oil.

Description

Technical Field

[0001] The utility model relates to the technical field of spindle hydraulic balance, in particular to a machine tool spindle hydraulic balance system. Background Technique

[0002] During the up and down movement of the spindle component of a gantry machining center, it is always affected by gravity. This leads to problems such as a large load on the driving motor and unilateral wear of the lead screw, which will seriously affect the machining accuracy of the equipment. To solve the above problems, a set of spindle hydraulic balance system is often configured to generate a hydraulic pressure opposite to gravity for balance. However, the current machine tool spindle hydraulic balance system does not have the function of regularly replacing hydraulic oil, resulting in the need for manual replacement. Therefore, we propose a machine tool spindle hydraulic balance system. Content of the Utility Model

[0003] The purpose of the utility model is to provide a machine tool spindle hydraulic balance system, which has the advantage of regularly replacing hydraulic oil, and solves the problem that the current machine tool spindle hydraulic balance system does not have the function of regularly replacing hydraulic oil, resulting in the need for manual replacement.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A machine tool spindle hydraulic balance system includes a bottom plate. The top of the bottom plate is fixedly connected with a workbench through a bracket. The top of the workbench is provided with an oil tank body. The top of the oil tank body is fixedly connected with a filter box. A filter screen is arranged in the inner cavity of the filter box. A through port is opened between the filter box and the oil tank body. The right end of the top of the bottom plate is fixedly connected with a storage box. A liquid level sensor is fixedly connected to the inner cavity of the storage box. The right end of the bottom of the inner cavity of the storage box is fixedly connected with a pump. The outlet of the pump is fixedly connected with the top of the filter box through a pipeline.

[0005] Preferably, a drain pipe is fixedly connected to the bottom of the left side of the oil tank body. A waste collection box is placed at the left end of the top of the workbench. The waste collection box is located below the drain pipe. Solenoid valves are installed in the inner cavities of the drain pipe and the through port.

[0006] Preferably, fixing blocks are fixedly connected to the front and rear ends of the left and right sides of the bottom plate. Bolts are arranged on the fixing blocks.

[0007] Preferably, a battery box is fixedly connected to the left end of the top of the bottom plate. A storage battery is fixedly connected to the inner cavity of the battery box.

[0008] Preferably, a buzzer is fixedly connected to the upper part of the left end of the front of the storage box. A PLC controller is fixedly connected to the right end of the front of the storage box. The output end of the PLC controller is electrically connected to the input ends of the buzzer, the pump and the solenoid valve.

[0009] Preferably, a timer is fixedly connected to the lower part of the left end of the front surface of the storage box, and the output end of the timer is electrically connected to the input end of the PLC controller.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] 1. The present utility model can regularly replace the hydraulic oil through the filter box, timer, pump, storage box, filter screen, through port, drain pipe and solenoid valve.

[0012] 2. The present utility model can collect the discharged hydraulic oil through the waste collection box, which is convenient for people to carry out subsequent treatment of the waste oil. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a schematic structural diagram of the present utility model;

[0014] Figure 2 is a schematic diagram of the internal structure of the storage box of the present utility model;

[0015] Figure 3 is a schematic cross-sectional view of the main view of the workbench of the present utility model.

[0016] In the figure: 1, bottom plate; 2, waste collection box; 3, fixing block; 4, battery box; 5, bolt; 6, workbench; 7, buzzer; 8, filter box; 9, fuel tank body; 10, PLC controller; 11, timer; 12, pump; 13, liquid level sensor; 14, storage box; 15, filter screen; 16, through port; 17, drain pipe; 18, solenoid valve. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0018] Secondly, the so-called "one embodiment" or "embodiment" herein refers to a specific feature, structure or characteristic that can be included in at least one implementation manner of the present utility model. The "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment that excludes other embodiments.

[0019] Embodiment 1:

[0020] Please refer to Figures 1-3As shown, the utility model provides a hydraulic balancing system for a machine tool spindle, comprising a base plate 1, the top of the base plate 1 is fixedly connected to a workbench 6 through a bracket, the top of the workbench 6 is installed with an oil tank body 9, the top of the oil tank body 9 is fixedly connected to a filter box 8, the inner cavity of the filter box 8 is provided with a filter screen 15, a through opening 16 is opened between the filter box 8 and the oil tank body 9, the right end of the top of the base plate 1 is fixedly connected to a storage box 14, the inner cavity of the storage box 14 is fixedly connected to a liquid level sensor 13, the right end of the bottom of the inner cavity of the storage box 14 is fixedly connected to a pump 12, the outlet of the pump 12 is fixedly connected to the top of the filter box 8 through a pipeline, the lower part of the left end of the front side of the storage box 14 is fixedly connected to a timer 11, and the output end of the timer 11 is electrically connected to the input end of the PLC controller 10.

[0021] The technical solution is provided with a timer 11, which can play a timing role. When the hydraulic oil in the oil tank body 9 has been used for a period of time, the solenoid valve 18 is opened to discharge the waste oil from the oil drain pipe 17. After the waste oil is discharged, the oil drain pipe 17 is closed, and the port 16 and the pump 12 are opened. The hydraulic oil in the storage box 14 can be sucked out by the pump 12 and sent to the filter box 8. The hydraulic oil can be filtered by the filter 15 to avoid impurities in the hydraulic oil. The hydraulic oil can be sent to the oil tank body 9 by the port 16, so as to play a role in regularly replacing the hydraulic oil. It does not need manual replacement, which is very convenient.

[0022] Embodiment 2:

[0023] On the basis of embodiment 1, the present invention is as follows Figures 1-3 As shown, it is disclosed that an oil drain pipe 17 is fixedly connected to the bottom of the left side of the oil tank body 9, a waste collecting box 2 is placed at the left end of the top of the workbench 6, and the waste collecting box 2 is located below the oil drain pipe 17. The inner cavities of the oil drain pipe 17 and the through-port 16 are both equipped with solenoid valves 18. The front and rear ends of the left and right sides of the bottom plate 1 are both fixedly connected with fixing blocks 3, and bolts 5 are provided on the fixing blocks 3. The left end of the top of the bottom plate 1 is fixedly connected with a battery box 4, and the inner cavity of the battery box 4 is fixedly connected with a battery. The upper part of the left end of the front side of the storage box 14 is fixedly connected with a buzzer 7, and the right end of the front side of the storage box 14 is fixedly connected with a PLC controller 10. The output end of the PLC controller 10 is electrically connected to the input end of the buzzer 7, the pump 12 and the solenoid valve 18.

[0024] The technical solution is provided with a waste collection box 2, which can collect the discharged hydraulic oil, making it convenient for people to carry out subsequent treatment of the waste oil. The fixing block 3 and the bolt 5 are used to facilitate people to fix and install the device in a suitable position.

[0025] The working principle of the present utility model is as follows: A timer 11 is provided, which can play a timing role. After the hydraulic oil in the oil tank body 9 has been used for a period of time, the solenoid valve 18 is opened to allow the waste oil to be discharged from the drain pipe 17. After the waste oil is discharged, the drain pipe 17 is closed, and the through port 16 and the pump 12 are opened. By using the pump 12, the hydraulic oil in the storage tank 14 can be sucked out and sent into the filter tank 8. By using the filter screen 15, the hydraulic oil can be filtered, thereby avoiding impurities in the hydraulic oil. By using the through port 16, the hydraulic oil can be sent into the oil tank body 9, thus playing a role in replacing the hydraulic oil regularly. There is no need for manual replacement, which is very convenient. A waste collection box 2 is provided to collect the discharged hydraulic oil, facilitating people's subsequent treatment of the waste oil. By using the fixing block 3 and the bolt 5, it is convenient for people to fixedly install the device at a suitable position.

[0026] Importantly, it should be noted that the construction and arrangement of the present application shown in multiple different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, those who refer to this disclosure should easily understand that many modifications are possible on the premise of substantially not deviating from the novel teachings and advantages of the subject matter described in this application (for example, the dimensions, scales, structures, shapes and proportions of various components, and parameter values (such as temperature, pressure, etc.), installation arrangements, use of materials, color, orientation changes, etc.). For example, an element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature, number or position of discrete elements can be changed or altered. Therefore, all such modifications are intended to be included within the scope of the present utility model. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "means-plus-function" clause is intended to cover the structure that performs the recited function described herein, and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions can be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility model. Therefore, the present utility model is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0027] In addition, in order to provide a concise description of the exemplary embodiments, not all features of the actual embodiments may be described (i.e., those features that are not relevant to the currently considered best mode of implementing the present utility model, or those features that are not relevant to the implementation of the present utility model).

[0028] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, rather than limiting the protection scope of the present utility model. Although the present utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present utility model can be modified or equivalently replaced without departing from the essence and scope of the technical solutions of the present utility model.

Claims

1. A hydraulic balancing system for a machine tool spindle, comprising a base plate (1), characterized in that: The top of the base plate (1) is fixedly connected to a workbench (6) via a bracket, an oil tank body (9) is installed on the top of the workbench (6), a filter box (8) is fixedly connected to the top of the oil tank body (9), a filter screen (15) is provided in the inner cavity of the filter box (8), a through opening (16) is provided between the filter box (8) and the oil tank body (9), a storage box (14) is fixedly connected to the right end of the top of the base plate (1), a liquid level sensor (13) is fixedly connected to the inner cavity of the storage box (14), a pump (12) is fixedly connected to the right end of the bottom of the inner cavity of the storage box (14), and the outlet of the pump (12) is fixedly connected to the top of the filter box (8) via a pipeline.

2. A machine tool spindle hydraulic balancing system according to claim 1, characterized in that: An oil drain pipe (17) is fixedly connected to the bottom of the left side of the oil tank body (9), a waste collection box (2) is placed at the left end of the top of the workbench (6), and the waste collection box (2) is located below the oil drain pipe (17). The inner cavities of the oil drain pipe (17) and the port (16) are both equipped with solenoid valves (18).

3. The hydraulic balancing system for a machine tool spindle according to claim 1, characterized in that: The front and rear ends of the left and right sides of the bottom plate (1) are fixedly connected with fixing blocks (3), and bolts (5) are arranged on the fixing blocks (3).

4. The hydraulic balancing system for a machine tool spindle according to claim 1, characterized in that: The left end of the top of the bottom plate (1) is fixedly connected to a battery box (4), and the inner cavity of the battery box (4) is fixedly connected to a storage battery.

5. The hydraulic balancing system for a machine tool spindle according to claim 1, characterized in that: A buzzer (7) is fixedly connected to the upper left end of the front side of the storage box (14), and a PLC controller (10) is fixedly connected to the right end of the front side of the storage box (14). The output end of the PLC controller (10) is electrically connected to the input end of the buzzer (7), the pump (12) and the solenoid valve (18).

6. The hydraulic balancing system for a machine tool spindle according to claim 1, characterized in that: A timer (11) is fixedly connected to the lower portion of the left end of the front face of the storage box (14), and the output end of the timer (11) is electrically connected to the input end of the PLC controller (10).

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