Hydraulic oil control device of numerical control machine tool

Abstract

The utility model relates to the technical field of numerical control machine tools, and discloses a numerical control machine tool hydraulic oil control device which comprises a base, an oil tank is arranged at the top of the base, the bottom end of the oil tank is communicated with an input pipe, the other end of the input pipe is communicated with an electromagnetic valve, and the left end of the electromagnetic valve is communicated with oil supply equipment. The output end of the oil supply equipment communicates with an output pipe, the other end of the output pipe communicates with a pressure sensor, the left side of the pressure sensor communicates with a connecting pipe, and the outer wall of the connecting pipe is fixedly connected with a connecting piece. According to the device, when liquid in a machine tool is filled completely and pressure is too high, a pressure sensor can control an electromagnetic valve to close an oil supply device, a clamping plate is matched with an auxiliary plate to clamp and fix an oil tank, and when the oil tank is taken down, a first spring at the bottom of a placing plate can drive the placing plate to move upwards, so that the oil tank is taken down; therefore, the oil tank can be conveniently placed in the later period.

Description

Technical Field

[0001] The utility model relates to the technical field of numerically controlled machine tools, in particular to a hydraulic oil control device for numerically controlled machine tools. Background Art

[0002] The steering gear housing is an important part of the automobile steering system. It not only carries various components of the steering gear, but also plays a protective role to ensure that the steering system operates stably under various working conditions. There are many places on the steering gear that need to be drilled and polished by CNC machine tools during the production process.

[0003] After searching, the Chinese patent announcement number is: CN213258472U, which discloses a CNC machine tool oil supply device, including an oil filter nozzle, one end of the oil filter nozzle is fixedly connected to one end of the oil suction pipe, the other end of the oil suction pipe is fixedly connected to one end of the pressure pump, the other end of the pressure pump is fixedly connected to one end of the oil outlet pipe, the curved surface of one end of the oil outlet pipe is fixedly connected to one end of the sealing cover through a sealing ring, and one side of the lower part of the inner surface of the sealing cover is fixedly connected to one end of the oil outlet pipe fixing block. This CNC machine tool oil supply device, through the cooperation of the hollow float and the Z-shaped connecting rod, can change the height of the float according to the change of the oil amount inside the machine tool, so as to ensure that there is a moderate amount of oil inside the machine tool, so as to avoid the serious wear of the gears caused by insufficient oil inside the machine tool and reduce the temperature of the transmission parts, and solve the problem that the insufficient oil amount causes serious wear of the gears and the temperature of the transmission parts increases and affects the service life. However, in actual use, the above device has the problem that in the process of providing hydraulic oil to the machine tool, the pipeline between the machine tool and the oil supply equipment is prone to loosening due to excessive internal pressure in the pipeline, thereby causing oil leakage. Therefore, a CNC machine tool hydraulic oil control device is proposed to solve the above problem. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a hydraulic oil control device for a CNC machine tool, aiming to improve the problem in the prior art that the internal pressure of the pipeline is too high and the pipeline is prone to loosening and oil leakage.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a hydraulic oil control device for a CNC machine tool, comprising a base, an oil tank is arranged on the top of the base, the bottom end of the oil tank is connected to an input pipe, the other end of the input pipe is connected to an electromagnetic valve, the left end of the electromagnetic valve is connected to an oil supply device, the output end of the oil supply device is connected to an output pipe, the other end of the output pipe is connected to a pressure sensor, the left side of the pressure sensor is connected to a connecting pipe, the outer wall of the connecting pipe is fixedly connected to a connecting piece, the outer walls of the connecting piece are slidably connected to buckles, the adjacent ends of the two buckles are fixedly connected to spring 2, the outer wall of the connecting pipe is slidably connected to an external pipeline, the outer wall of the external pipeline is fixedly connected to a connecting shell, the outer wall of the connecting shell is provided with a slot, and a fixing mechanism is arranged on the top right side of the base.

[0006] Through the above technical solution: the oil supply equipment cooperates with the oil tank to transport oil to the external pipeline. When the pressure inside the pipeline is too high, the pressure sensor will send information to the solenoid valve to shut down the oil supply equipment, thereby reducing the waste of power. The buckle is squeezed to fix it in the slot on the connecting shell, so that the sealing between the pipelines is stronger.

[0007] As a further description of the above technical solution:

[0008] The fixing mechanism includes multiple mounting plates, the bottoms of multiple mounting plates are fixedly connected to the top of the base, the inner sides of multiple mounting plates are rotatably connected to clamping plates, the adjacent sides of multiple clamping plates are rotatably connected to auxiliary plates, and the adjacent clamping plates are rotatably connected to placement plates. A connecting hole is opened on the right side of the top of the base, and connecting rods are slidably connected to the insides of two connecting holes, the tops of two connecting rods are fixedly connected to the bottom of the placement plate, and the outer walls of the two connecting rods are fixedly connected to springs.

[0009] Through the above technical solution: by placing the oil tank on the placement plate, the placement plate will slide downward according to the weight of the oil tank, thereby driving the clamping plate to cooperate with the auxiliary plate to clamp and fix the oil tank. When replacing the oil tank, you only need to lift the oil tank to complete the replacement, which is more convenient to use.

[0010] As a further description of the above technical solution:

[0011] The outer wall of the connecting pipe is fixedly connected with a sealing ring, and the outer wall of the sealing ring is arranged on the inner wall of the external pipe.

[0012] Through the above technical solution: the sealing performance between the external pipeline and the connecting pipe can be further improved by the sealing ring.

[0013] As a further description of the above technical solution:

[0014] A support frame is fixedly connected to the left side of the top of the base, and the bottom of the oil supply equipment is fixedly connected to the top of the support frame.

[0015] Through the above technical solution: the oil supply equipment is supported and fixed by the support frame, thereby improving the stability of the device.

[0016] As a further description of the above technical solution: a plurality of reinforcement plates are fixedly connected to the inner side of the support frame.

[0017] Through the above technical solution: by installing multiple reinforcement plates at the bottom of the support frame, the firmness of the support frame can be further improved.

[0018] As a further description of the above technical solution:

[0019] The front side of the support frame is slidably connected with a collection box, and the front side of the collection box is fixedly connected with a handle.

[0020] Through the above technical solution: some tool parts can be conveniently placed and stored through the collection box, thereby improving the storage function.

[0021] As a further description of the above technical solution:

[0022] A switch box is fixedly connected to the front side of the support frame, and a dust cover is rotatably connected to the front side of the switch box.

[0023] Through the above technical solution: the operating equipment on the entire device can be easily and simply controlled through the switch box.

[0024] As a further description of the above technical solution:

[0025] Universal wheels are installed at the four corners of the bottom of the base, and support columns are fixedly connected to the four corners of the bottom of the base.

[0026] Through the above technical solution: the device can be conveniently moved through the universal wheels, and can be conveniently moved to the corresponding machine tool with the support column.

[0027] The utility model has the following beneficial effects:

[0028] 1. In the utility model, when the liquid inside the machine tool is filled and the pressure is too high, the pressure sensor will control the solenoid valve to close the oil supply equipment. When the connecting piece is inserted into the connecting shell, the connecting shell is connected and fixed by a buckle, thereby cooperating with the sealing ring to complete the connection between the pipelines and improve the sealing between the pipelines.

[0029] 2. In the utility model, when the oil tank is placed on the placement plate, it is lowered so that the clamping plate cooperates with the auxiliary plate to clamp and fix the oil tank. When the oil tank is removed, the spring at the bottom of the placement plate drives the placement plate to move upward, thereby facilitating the later placement of the oil tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 A three-dimensional schematic diagram of a hydraulic oil control device for a CNC machine tool proposed by the utility model;

[0031] Figure 2 This is a disassembled diagram of a hydraulic oil control device for a CNC machine tool proposed by the utility model;

[0032] Figure 3 The utility model is a structural schematic diagram of a fixing device of a hydraulic oil control device for a CNC machine tool.

[0033] Legend:

[0034] 1. Base; 2. Fixing mechanism; 201. Mounting plate; 202. Clamping plate; 203. Auxiliary plate; 204. Placement plate; 205. Connection hole; 206. Connecting rod; 207. Spring 1; 3. Oil tank; 4. Input pipe; 5. Solenoid valve; 6. Oil supply equipment; 7. Output pipe; 8. Pressure sensor; 9. Connecting pipe; 10. Connecting piece; 11. Buckle; 12. Spring 2; 13. External pipeline; 14. Connecting shell; 15. Slot; 16. Sealing ring; 17. Support frame; 18. Reinforcement plate; 19. Switch box; 20. Dust cover; 21. Collection box; 22. Handle; 23. Support column; 24. Universal wheel. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] Reference Figure 1 , Figure 2 and Figure 3The utility model provides an embodiment: a hydraulic oil control device for a numerically controlled machine tool, comprising a base 1, an oil tank 3 is arranged on the top of the base 1, the bottom end of the oil tank 3 is connected with an input pipe 4, the other end of the input pipe 4 is connected with an electromagnetic valve 5, the left end of the electromagnetic valve 5 is connected with an oil supply device 6, the output end of the oil supply device 6 is connected with an output pipe 7, the other end of the output pipe 7 is connected with a pressure sensor 8, the left side of the pressure sensor 8 is connected with a connecting pipe 9, the outer wall of the connecting pipe 9 is fixedly connected with a connecting piece 10, the outer wall of the connecting piece 10 is slidably connected with a buckle 11, and the two buckles 11 are connected to the outer wall of the connecting piece 10. The adjacent ends are fixedly connected with springs 12, the outer wall of the connecting pipe 9 is slidably connected with an external pipe 13, the outer wall of the external pipe 13 is fixedly connected with a connecting shell 14, the outer wall of the connecting shell 14 is provided with a slot 15, a fixing mechanism 2 is arranged on the top right side of the base 1, the outer wall of the connecting pipe 9 is fixedly connected with a sealing ring 16, the outer wall of the sealing ring 16 is arranged on the inner wall of the external pipe 13, a support frame 17 is fixedly connected to the top left side of the base 1, the bottom of the oil supply device 6 is fixedly connected to the top of the support frame 17, and a plurality of reinforcing plates 18 are fixedly connected to the inner side of the support frame 17.

[0037] Specifically, the oil tank 3 is placed through the base 1, and an input pipe 4 is connected to the bottom of the oil tank 3, and the solenoid valve 5 is connected through the input pipe 4. The solenoid valve 5 is installed on the input end of the oil supply device 6, and the output end of the oil supply device 6 is connected to the output pipe 7. The other end of the output pipe 7 is fixed with a connecting pipe 9, which is connected to an external pipeline 13 through the connecting pipe 9. The external pipeline 13 is a pipeline connected to the machine tool. A pressure sensor 8 is connected between the connecting pipe 9 and the output pipe 7. When the liquid inside the machine tool is filled and pressure occurs, the pressure sensor 8 is connected to the output pipe 7. When the force is too high, the pressure sensor 8 will control the solenoid valve 5 to close the oil supply equipment 6, which can save energy and electricity. At the same time, a connector 10 is fixed to the outer wall of the connecting pipe 9, and a buckle 11 is installed on the outer wall of the connecting member 10. When the connecting member 10 is inserted into the connecting shell 14, the buckle 11 and the internal spring 12 are squeezed inward, and then the spring 12 is used to push the buckle 11 into the slot 15, thereby cooperating with the sealing ring 16 to complete the connection between the pipes, thereby improving the installation efficiency and sealing.

[0038] Reference Figure 1 and Figure 3The fixing mechanism 2 includes multiple mounting plates 201, the bottoms of the multiple mounting plates 201 are fixedly connected to the top of the base 1, the inner sides of the multiple mounting plates 201 are rotatably connected with clamping plates 202, the adjacent sides of the multiple clamping plates 202 are rotatably connected with auxiliary plates 203, and the adjacent clamping plates 202 are rotatably connected with placement plates 204. A connecting hole 205 is opened on the right side of the top of the base 1, and the insides of the two connecting holes 205 are slidably connected with connecting rods 206, the top ends of the two connecting rods 206 are fixedly connected to the bottom of the placement plate 204, and the outer walls of the two connecting rods 206 are fixedly connected with springs 207.

[0039] Specifically, a plurality of mounting plates 201 are fixed on the top of the base 1, and a clamping plate 202 is installed on the top of the mounting plate 201. The oil tank 3 is clamped by the clamping plate 202, and the bottom of the clamping plate 202 is installed between the placement plates 204. When the oil tank 3 is placed on the placement plates 204, it will be driven to descend, thereby driving the top clamping plate 202 to rotate inward, so as to cooperate with the auxiliary plate 203 on the top of the clamping plate 202 to clamp and fix the oil tank 3. When the oil tank 3 is removed, the spring 207 at the bottom of the placement plate 204 will drive the placement plate 204 to move upward, so as to facilitate the later placement of the oil tank 3.

[0040] Reference Figure 1 and Figure 3 A collection box 21 is slidably connected to the front side of the support frame 17, a handle 22 is fixedly connected to the front side of the collection box 21, a switch box 19 is fixedly connected to the front side of the support frame 17, a dust cover 20 is rotatably connected to the front side of the switch box 19, universal wheels 24 are installed at the four corners of the bottom of the base 1, and support columns 23 are fixedly connected to the four corners of the bottom of the base 1.

[0041] Specifically, a collection box 21 is placed inside the support frame 17, and the storage box 21 can be used to conveniently store maintenance tools, thereby improving the storage function. The switch box 19 on the support frame 17 can facilitate workers to simply operate and control the operating equipment on the entire device, and the dust cover 20 can prevent dust from falling into the switch box 19, thereby increasing the service life of the switch box 19. The universal wheels 24 and support columns 23 at the bottom of the base 1 can facilitate the entire device to be moved to the vicinity of the corresponding machine tool for easy use.

[0042] Working principle: First, when the device is used, the oil tank 3 is connected to the solenoid valve 5 through the input pipe 4. The solenoid valve 5 is installed on the input end of the oil supply device 6. The output pipe 7 on the oil supply device 6 is connected to the connecting pipe 9, and is connected to the external pipeline 13 on the machine tool through the connecting pipe 9. A pressure sensor 8 is connected between the connecting pipe 9 and the output pipe 7. When the liquid inside the machine tool is filled and the pressure is too high, the pressure sensor 8 will control the solenoid valve 5 to close the oil supply device 6, which can save energy and electricity. At the same time, a connector 10 is fixed on the outer wall of the connecting pipe 9. When the connecting piece 10 is inserted into the connecting shell 14, the buckle 11 inside the connecting piece 10 is squeezed inward, and then the spring 12 is used to push the buckle 11 into the slot 15, so as to cooperate with the sealing ring 16 to complete the connection between the pipes, improve the sealing between the pipes, and when the oil tank 3 is placed on the placement plate 204, it is lowered, so that the clamping plate 202 cooperates with the auxiliary plate 203 to clamp and fix the oil tank 3. When the oil tank 3 is removed, the spring 207 at the bottom of the placement plate 204 will drive the placement plate 204 to move upward, so as to facilitate the later placement of the oil tank 3.

[0043] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A hydraulic oil control device for a CNC machine tool, comprising a base (1), characterized in that: An oil tank (3) is arranged on the top of the base (1). The bottom end of the oil tank (3) is connected to an input pipe (4). The other end of the input pipe (4) is connected to an electromagnetic valve (5). The left end of the electromagnetic valve (5) is connected to an oil supply device (6). The output end of the oil supply device (6) is connected to an output pipe (7). The other end of the output pipe (7) is connected to a pressure sensor (8). The left side of the pressure sensor (8) is connected to a connecting pipe (9). The outer wall of the connecting pipe (9) is fixedly connected to a connecting piece (10). The outer walls of the connecting pieces (10) are slidably connected to buckles (11). The adjacent ends of the two buckles (11) are fixedly connected to springs 2 (12). The outer wall of the connecting pipe (9) is slidably connected to an external pipe (13). The outer wall of the external pipe (13) is fixedly connected to a connecting shell (14). The outer wall of the connecting shell (14) is provided with a clamping groove (15). A fixing mechanism (2) is arranged on the right side of the top of the base (1).

2. A hydraulic oil control device for a CNC machine tool according to claim 1, characterized in that: The fixing mechanism (2) comprises a plurality of mounting plates (201), the bottoms of the plurality of mounting plates (201) are fixedly connected to the top of the base (1), the inner sides of the plurality of mounting plates (201) are rotatably connected to clamping plates (202), the adjacent sides of the plurality of clamping plates (202) are rotatably connected to auxiliary plates (203), the adjacent clamping plates (202) are rotatably connected to placement plates (204), the top right side of the base (1) is provided with connection holes (205), the interiors of the two connection holes (205) are slidably connected to connecting rods (206), the top ends of the two connecting rods (206) are fixedly connected to the bottom of the placement plate (204), and the outer walls of the two connecting rods (206) are fixedly connected to springs 1 (207).

3. A hydraulic oil control device for a CNC machine tool according to claim 1, characterized in that: A sealing ring (16) is fixedly connected to the outer wall of the connecting pipe (9), and the outer wall of the sealing ring (16) is arranged on the inner wall of the external pipe (13).

4. A hydraulic oil control device for a CNC machine tool according to claim 1, characterized in that: A support frame (17) is fixedly connected to the left side of the top of the base (1), and the bottom of the oil supply device (6) is fixedly connected to the top of the support frame (17).

5. A hydraulic oil control device for a CNC machine tool according to claim 4, characterized in that: A plurality of reinforcement plates (18) are fixedly connected to the inner side of the support frame (17).

6. A hydraulic oil control device for a CNC machine tool according to claim 4, characterized in that: A collection box (21) is slidably connected to the front side of the support frame (17), and a handle (22) is fixedly connected to the front side of the collection box (21).

7. A hydraulic oil control device for a CNC machine tool according to claim 4, characterized in that: A switch box (19) is fixedly connected to the front side of the support frame (17), and a dust cover (20) is rotatably connected to the front side of the switch box (19).

8. The hydraulic oil control device for a CNC machine tool according to claim 1, characterized in that: Universal wheels (24) are installed at the four corners at the bottom of the base (1), and support columns (23) are fixedly connected to the four corners at the bottom of the base (1).

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