Silicon powder mixing and circulating device for electric spark machine tool
By designing a silicon powder mixing and circulation device independent of the crude oil tank system, the recycling of silicon powder oil is achieved by using the oil absorption mechanism, the problems of spark oil waste and high cost in the prior art are solved, and efficient large-area mirror processing and low-cost recycling are achieved.
Patent Information
- Application Number
- CN202421799258.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-29
- Publication Date
- 2025-05-02
- Estimated Expiration
- 2034-07-29
AI Technical Summary
When existing electric spark machine tools are processed with large-area mirror effects, they need to discharge and replace all the spark oil in the entire fuel tank system, resulting in waste and high usage costs.
A silicon powder mixing and circulation device independent of the crude oil tank system is designed, including a powder mixing oil tank, an oil absorption mechanism and a silicon powder oil pan. The circulation of silicon powder oil is realized through the oil absorption mechanism, avoiding interference to the crude oil tank system.
It reduces the waste of spark oil, reduces the cost of use, and ensures the stability of processing large-area mirror surfaces and processing speed.
Smart Images
Figure CN222816712U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of machinery, in particular to an electric spark machine tool, in particular to a silicon powder mixing circulation device for the electric spark machine tool. Background Art
[0002] In order to enable the spark machine to process a larger area of mirror effect, silicon powder should be added to the spark oil. Because silicon powder is conductive, it is beneficial for the spark machine to process the electrode and the workpiece evenly during low current processing and evenly share the processing energy, but the processing speed will be reduced.
[0003] Therefore, in the prior art, when it is necessary to process a larger area of mirror effect, silicon powder is directly added to the system oil tank, so as to achieve large mirror processing. However, when the large mirror processing is completed and the workpiece is restored to a conventional workpiece, in order to increase the speed, the spark oil of the entire oil tank system filled with silicone oil needs to be completely discharged and replaced with new spark oil, which causes waste. In addition, in the current spark oil oil circuit system, two oil pumps are generally used, one is a flushing oil pump, which is used to pump out the oil in the oil tank and spray it at the processing position through a nozzle, and the other oil pump is to pump the spark oil in the oil pan back to the oil tank, which has a high cost of use. Therefore, an improved technology is urgently needed to solve the above-mentioned problems existing in the prior art. Utility Model Content
[0004] The purpose of the utility model is to provide a silicon powder mixing and circulation device for an electric spark machine tool. The silicon powder mixing and circulation device composed of a powder mixing oil tank, an oil suction mechanism and a silicon powder oil pan is independent of the original oil tank system, so that the original oil tank system is not affected. There is no need to add silicon powder to the original entire tank of oil, thereby reducing waste, and neither affecting the processing of large mirror surfaces nor the processing speed; and the oil suction mechanism does not need to install an additional oil pump for returning oil, which saves costs and solves the problems raised in the above-mentioned background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a silicon powder mixing circulation device for an electric spark machine tool, comprising a powder mixing oil tank, an oil suction mechanism and a silicon powder oil pan;
[0006] An oil pump is provided in the middle position of the upper surface of the powder mixing tank, an oil extraction pipe is connected to the bottom of the oil pump, the oil extraction pipe is provided in the powder mixing tank, a first oil outlet interface and a second oil outlet interface are provided at both ends of the oil pump, the first oil outlet interface is connected to a manual valve, the end of the manual valve away from the first oil outlet interface is connected to the oil outlet pipe, and the second oil outlet interface is connected to a connecting pipe;
[0007] The oil suction mechanism includes a fixed seat, an intermediate block and a pressure block, the upper surface of the fixed seat is provided with a groove, one side of the fixed seat is provided with an oil suction port, the oil suction port is connected to one end of the oil return pipe, the oil suction port and the groove are communicated with each other, an oil outlet is also penetrated inside the fixed seat, the oil outlet and the groove are communicated with each other, the lower surface of the intermediate block is connected to the upper surface of the fixed seat, a conical oil outlet nozzle is provided at the bottom of the intermediate block, the conical oil outlet nozzle is arranged in the groove of the fixed seat, an impeller groove is provided inside the intermediate block, An impeller is arranged in the impeller groove, the impeller groove and the conical oil outlet nozzle are interconnected, the lower surface of the pressing block is connected to the upper surface of the intermediate block, an oil inlet is opened in the pressing block, a limiting convex ring is arranged on the lower surface of the pressing block at the oil inlet, the limiting convex ring is inserted in the impeller groove of the intermediate block, the oil inlet and the impeller groove are interconnected, the end of the connecting pipe away from the second oil outlet interface is connected to the oil inlet, the axis lines of the oil inlet, the impeller, the conical oil outlet nozzle and the oil outlet are located on the same axis, and the oil outlet is connected to the inner cavity of the powder mixing tank;
[0008] The silicon powder oil pan is arranged on the upper surface of the workbench, and an oil return interface is arranged on one side of the bottom of the silicon powder oil pan, and the oil return interface is connected to an end of the oil return pipe away from the oil suction mechanism.
[0009] Preferably, the utility model provides a silicon powder mixing circulation device for an electric spark machine tool, wherein a powder adding port is provided on the upper surface of the powder mixing oil tank, and a cover plate is provided at the powder adding port.
[0010] Preferably, the utility model provides a silicon powder mixing circulation device for an electric spark machine tool, wherein a refueling port is further provided on the top of the powder mixing oil tank.
[0011] Preferably, the utility model provides a silicon powder mixing circulation device for an electric spark machine tool, wherein a connecting box is arranged inside the silicon powder oil pan, a hose nozzle is installed at one end of the connecting box, the other end of the connecting box is connected to an end of the oil outlet pipe away from the manual valve, and the oil outlet pipe is connected to the hose nozzle through the connecting box.
[0012] Preferably, the utility model provides a silicon powder mixing circulation device for an electric spark machine tool, wherein the intermediate block is connected to the fixing seat by bolts, and the pressing block is connected to the intermediate block by bolts.
[0013] Preferably, the axis center line of the oil suction port intersects the axis center line of the oil outlet port at right angles.
[0014] Compared with the prior art, the beneficial effects of the utility model are:
[0015] The silicon powder mixing circulation device composed of the powder mixing oil tank, oil suction mechanism and silicon powder oil pan is independent of the original oil tank system, which does not affect the original oil tank system. There is no need to add silicon powder to the original whole tank of oil, thereby reducing waste, and does not affect the processing of large mirror surfaces or the processing speed. In addition, the oil suction mechanism does not require the installation of an additional oil pump for oil return, saving costs. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the structure of the utility model;
[0017] Figure 2 It is a schematic diagram of the structure of the powder mixing tank;
[0018] Figure 3 This is a schematic diagram of the silicon powder oil pan structure;
[0019] Figure 4 It is a schematic diagram of the oil suction mechanism structure.
[0020] In the figure: powder mixing oil tank 1, oil pump 2, oil extraction pipe 3, first oil outlet interface 4, second oil outlet interface 5, manual valve 6, oil outlet pipe 7, connecting pipe 8, fixing seat 9, intermediate block 10, pressure block 11, groove 12, oil suction port 13, oil return pipe 14, oil outlet 15, conical oil outlet nozzle 16, impeller groove 17, impeller 18, oil inlet 19, limiting convex ring 20, silicon powder oil tray 21, workbench 22, oil return interface 23, powder adding port 24, cover plate 25, oil filling port 26, connecting box 27, hose nozzle 28. DETAILED DESCRIPTION
[0021] The following will combine the embodiments and drawings of the utility model to clearly and completely describe the technical solution of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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;
[0022] It should be noted that, in the description of the present invention, the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left" and "right" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.
[0023] See also Figure 1-4, the utility model provides a technical solution: a silicon powder mixing circulation device for an electric spark machine tool, comprising a powder mixing oil tank 1, an oil suction mechanism and a silicon powder oil pan 21;
[0024] An oil pump 2 is provided at the middle position of the upper surface of the powder mixing oil tank 1, and an oil extraction pipe 3 is connected to the bottom of the oil pump 2. The oil extraction pipe 3 is provided in the powder mixing oil tank 1. The oil pump 2 is provided with a first oil outlet interface 4 and a second oil outlet interface 5. The first oil outlet interface 4 is connected to a manual valve 6. The end of the manual valve 6 away from the first oil outlet interface 4 is connected to the oil outlet pipe 7. The second oil outlet interface 5 is connected to a connecting pipe 8. A powder adding port 24 is provided on the upper surface of the powder mixing oil tank 1. A cover plate 25 is provided at the powder adding port 24. Silicon powder is added through the powder adding port 24. A refueling port 26 is also provided on the top of the powder mixing oil tank 1. Spark oil is added through the refueling port 26. The refueling port 26 is connected to the oil outlet end of the original oil tank system of the electric spark machine tool.
[0025] The oil suction mechanism includes a fixed seat 9, an intermediate block 10 and a pressure block 11. A groove 12 is provided on the upper surface of the fixed seat 9. An oil suction port 13 is provided on one side of the fixed seat 9. The oil suction port 13 is connected to one end of an oil return pipe 14. The oil suction port 13 and the groove 12 are communicated with each other. An oil outlet 15 is also provided inside the fixed seat 9. The oil outlet 15 and the groove 12 are communicated with each other. The lower surface of the intermediate block 10 is connected to the upper surface of the fixed seat 9. A conical oil outlet nozzle 16 is provided at the bottom of the intermediate block 10. The conical oil outlet nozzle 16 is arranged in the groove 12 of the fixed seat 9. An impeller groove 17 is provided inside the intermediate block 10. An impeller 18 is arranged in the impeller groove 17. The impeller groove 17 and the conical oil outlet nozzle 16 are communicated with each other. The lower surface of the pressing block 11 is connected to the upper surface of the intermediate block 10, and the intermediate block 10 is connected to the fixing seat 9 by bolts. The pressing block 11 is connected to the intermediate block 10 by bolts to realize the assembly and disassembly of the oil suction mechanism. The pressing block 11 is provided with an oil inlet 19. A limiting convex ring 20 is arranged at the lower surface of the pressing block 11 at the oil inlet 19. The limiting convex ring 20 is inserted into the impeller groove 17 of the intermediate block 10. The oil inlet 19 is connected to the impeller groove 17. The connecting pipe 8 is connected to the oil inlet 19 at one end away from the second oil outlet interface 5, wherein the axis lines of the oil inlet 19, the impeller 18, the conical oil outlet nozzle 16 and the oil outlet 15 are located on the same axis; the oil outlet 15 is connected to the inner cavity of the powder mixing tank 1,
[0026] The silicon powder oil pan 21 is arranged on the upper surface of the workbench 22, and an oil return interface 23 is arranged on one side of the bottom of the silicon powder oil pan 21. The oil return interface 23 is connected to the end of the return oil pipe 14 away from the oil suction mechanism. A connecting box 27 is arranged inside the silicon powder oil pan 21, and a hose nozzle 28 is installed at one end of the connecting box 27. The other end of the connecting box 27 is connected to the end of the oil outlet pipe 7 away from the manual valve 6. The oil outlet pipe 7 is connected to the hose nozzle 28 through the connecting box 27. Through the connecting box 27 and the hose nozzle 28, the oil flushed out from the oil outlet pipe 7 is flushed onto the surface of the workpiece through the hose nozzle 28.
[0027] Furthermore, the axis of the oil suction port 13 intersects the axis of the oil outlet port 15 at right angles.
[0028] Installation method and principle of use: First, assemble the oil suction mechanism, insert the conical oil outlet nozzle 16 of the intermediate block 10 into the groove 12 of the fixing seat 9, and connect the intermediate block 10 to the fixing seat 9 by bolts, then place the impeller 18 into the impeller groove 17 of the intermediate block 10, and then insert the limiting convex ring 20 on the lower surface of the pressing block 11 into the impeller groove 17 of the intermediate block 10, and connect the pressing block 11 to the intermediate block 10 by bolts to complete the assembly of the oil suction mechanism. Install the oil suction mechanism on the upper surface of the mixed powder oil tank 1, and then install the oil pump 2 on the upper surface of the silicon powder oil tank, and make the bottom of the oil inlet pipe of the oil pump 2 located at the bottom end inside the silicon powder oil tank, then install the manual valve 6 on the first oil outlet interface 4 of the oil pump 2, connect the oil outlet end of the manual valve 6 to one end of the oil outlet pipe 7, and the other end of the oil outlet pipe 7 is connected to the connecting box 27 of the silicon powder oil pan 21, connect one end of the connecting pipe 8 to the second oil outlet interface 5 of the oil pump 2, and connect the other end of the connecting pipe 8 to the oil inlet 19 of the pressing block 11, and finally connect one end of the return oil pipe 14 to the return oil interface 23 of the silicon powder oil pan 21, and connect the other end of the return oil pipe 14 to the oil suction port 13 on one side of the fixing seat 9 to complete the installation. When in use, the silicon powder oil pan 21 is fixed to the original workbench 22 by screws, and can be directly removed when not in use to maintain the original state; the spark oil mixed with silicon powder is circulated; the oil pump 2 is divided into two ways, the first oil outlet interface 4 is added with a manual valve 6, which can control the flow rate of flushing oil. The oil circuit is discharged through the oil outlet pipe 7 and sprayed to the surface of the workpiece through the connecting box 27 and the hose nozzle 28. The other way enters the oil inlet 19 of the oil suction mechanism through the connecting pipe 8, and the oil inlet 19 enters the oil The impeller 18 is driven to rotate, and the oil is sprayed into the oil outlet 15 of the fixed seat 9 from the conical oil outlet nozzle 16 of the middle block 10. At this time, the impeller 18 rotates to form a pressure difference in the oil suction mechanism, and the oil in the silicon powder oil pan 21 is sucked away from the return oil pipe 14, and merged with the oil entering from the oil inlet 19 through the oil suction port 13, and returned to the external mixed powder oil tank 1 from the bottom oil outlet 15, so that a loop is formed with the flushing oil, achieving the effect of circulating the spark oil of the mixed silicon powder. The utility model has a reasonable structure. The silicon powder mixing circulation device composed of the mixed powder oil tank 1, the oil suction mechanism and the silicon powder oil pan 21 is independent of the original oil tank system, which does not affect the original oil tank system. There is no need to add silicon powder to the original whole box of oil, thereby reducing waste, which neither affects the processing of large mirrors nor the processing speed; and through the oil suction mechanism, there is no need to install an oil pump for returning oil, which saves costs.
[0029] The matters not described in detail in the present invention are all known technologies to those skilled in the art.
[0030] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified and replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.
Claims
1. A silicon powder mixing circulation device for an electric spark machine tool, characterized in that: It comprises a powder mixing oil tank (1), an oil suction mechanism and a silicon powder oil pan (21); An oil pump (2) is arranged in the middle of the upper surface of the powder mixing oil tank (1), and an oil extraction pipe (3) is connected to the bottom of the oil pump (2). The oil extraction pipe (3) is arranged in the powder mixing oil tank (1). A first oil outlet interface (4) and a second oil outlet interface (5) are arranged at both ends of the oil pump (2). The first oil outlet interface (4) is connected to a manual valve (6). The end of the manual valve (6) away from the first oil outlet interface (4) is connected to the oil outlet pipe (7), and the second oil outlet interface (5) is connected to a connecting pipe (8). The oil suction mechanism comprises a fixed seat (9), an intermediate block (10) and a pressure block (11); a groove (12) is provided on the upper surface of the fixed seat (9); an oil suction port (13) is provided on one side of the fixed seat (9); the oil suction port (13) is connected to one end of an oil return pipe (14); the oil suction port (13) and the groove (12) are communicated with each other; an oil outlet (15) is also provided through the inside of the fixed seat (9); the oil outlet (15) and the groove (12) are communicated with each other; the lower surface of the intermediate block (10) is connected to the upper surface of the fixed seat (9); a conical oil outlet nozzle (16) is provided at the bottom of the intermediate block (10); the conical oil outlet nozzle (16) is arranged in the groove (12) of the fixed seat (9); an impeller groove (17) is provided inside the intermediate block (10); the impeller An impeller (18) is arranged in the groove (17); the impeller groove (17) and the conical oil outlet nozzle (16) are interconnected; the lower surface of the pressing block (11) is connected to the upper surface of the intermediate block (10); an oil inlet (19) is provided in the pressing block (11); a limiting convex ring (20) is arranged on the lower surface of the pressing block (11) at the oil inlet (19); the limiting convex ring (20) is inserted into the impeller groove (17) of the intermediate block (10); the oil inlet (19) and the impeller groove (17) are interconnected; the end of the connecting pipe (8) away from the second oil outlet interface (5) is connected to the oil inlet (19); the axis lines of the oil inlet (19), the impeller (18), the conical oil outlet nozzle (16) and the oil outlet (15) are located on the same axis; the oil outlet (15) is connected to the inner cavity of the powder mixing oil tank (1); The silicon powder oil pan (21) is arranged on the upper surface of the workbench (22), and an oil return interface (23) is arranged on one side of the bottom of the silicon powder oil pan (21), and the oil return interface (23) is connected to an end of the oil return pipe (14) away from the oil suction mechanism.
2. The silicon powder mixing circulation device for an electric spark machine tool according to claim 1, characterized in that: The upper surface of the powder mixing oil tank (1) is provided with a powder adding port (24), and a cover plate (25) is arranged at the powder adding port (24).
3. The silicon powder mixing circulation device for an electric spark machine tool according to claim 1, characterized in that: The top of the powder mixing tank (1) is also provided with a refueling port (26).
4. The silicon powder mixing circulation device for an electric spark machine tool according to claim 1, characterized in that: A connection box (27) is provided inside the silicon powder oil pan (21), a hose nozzle (28) is installed at one end of the connection box (27), and the other end of the connection box (27) is connected to an end of the oil outlet pipe (7) away from the manual valve (6), and the oil outlet pipe (7) is communicated with the hose nozzle (28) through the connection box (27).
5. The silicon powder mixing circulation device for an electric spark machine tool according to claim 1, characterized in that: The intermediate block (10) is connected to the fixing seat (9) via bolts, and the pressing block (11) is connected to the intermediate block (10) via bolts.
6. The silicon powder mixing circulation device for an electric spark machine tool according to claim 1, characterized in that: The axis center line of the oil suction port (13) intersects the axis center line of the oil outlet port (15) perpendicularly.