Multi-station sectioning steel ball electric spark wire cutting device

Abstract

The utility model discloses a multi-station sectioning steel ball wire cut electrical discharge machining device which comprises a positioning plate, a supporting plate and a pair of guiding plates, the supporting plate is located below the positioning plate, the guiding plates are located below the supporting plate, the supporting plate is arranged between the guiding plates in a sliding mode, and the guiding plates are arranged between the supporting plate and the guiding plates. A plurality of through first positioning round holes are formed in the first positioning base plate, a plurality of through second positioning round holes are formed in the second positioning base plate, and a plurality of through third positioning round holes are formed in the third positioning base plate. According to the multi-station steel ball sectioning wire cut electrical discharge machining device, automatic programming and automatic control can be achieved, the efficiency problem of one-time batch machining of steel balls of multiple specifications and varieties is solved, and practicability is high.

Description

Technical Field

[0001] The utility model relates to an electric spark cutting device, more specifically, to a multi-station steel ball cutting electric spark wire cutting device. Background Art

[0002] As we all know, steel balls are widely used in industrial products and are the core components of bearings. In recent years, due to the rapid development of wind power, nuclear power, high-speed rail, and drilling, higher requirements have been placed on the accuracy, operating performance, and service life of supporting bearings, which has become a key research topic for bearing manufacturers to continuously innovate research and development and replace imports. However, a large number of steel balls need to be cut in half for material metallographic structure analysis, which brings great difficulties to mass production. This case combines the linear trajectory of the CNC reciprocating wire EDM wire cutting machine, the spark point processing characteristics and intelligent control advantages, and proposes a practical solution with remarkable results. Utility Model Content

[0003] Based on this, it is necessary to provide a multi-station steel ball cutting electric spark wire cutting device to address the above technical problems.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A multi-station cutting steel ball electric spark wire cutting device, characterized in that the multi-station cutting steel ball electric spark wire cutting device comprises a positioning plate, a support plate and a pair of guide plates, the support plate is located below the positioning plate, the guide plate is located below the support plate, and the support plate is slidably arranged between the guide plates.

[0006] The positioning plate comprises a first positioning substrate, a second positioning substrate and a third positioning substrate. The thickness of the first positioning substrate is greater than that of the second positioning substrate, and the thickness of the second positioning substrate is greater than that of the third positioning substrate. The first positioning substrate is provided with a plurality of first positioning circular holes, the second positioning substrate is provided with a plurality of second positioning circular holes, and the third positioning substrate is provided with a plurality of third positioning circular holes. The positioning plate is provided with a continuous upper cutting notch in the shape of a gate, and the upper cutting notch sequentially passes through the first positioning circular hole, the second positioning circular hole and the third positioning circular hole.

[0007] The support plate is provided with a door-shaped through-cut lower notch.

[0008] The guide plate comprises a long strip-shaped guide body, the top of which is provided with a guide step, and the guide step supports the support plate.

[0009] As a preferred embodiment of the utility model, a positioning reference baffle is provided on the rear side surface of the support plate.

[0010] As a preferred embodiment of the utility model, the position of the lower cutting notch corresponds to the upper cutting notch.

[0011] As a preferred embodiment of the utility model, the guide plate is connected to the support plate by screws.

[0012] As a preferred embodiment of the utility model, the positioning plate, the supporting plate, the guide plate and the positioning reference baffle are all made of 304 stainless steel.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model provides a multi-station steel ball cutting electric spark wire cutting device, which can realize automatic programming and automatic control, solves the efficiency problem of one-time batch processing of steel balls of multiple specifications and varieties, and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a structural schematic diagram of a multi-station steel ball cutting electric spark wire cutting device of the utility model;

[0017] Figure 2 for Figure 1 The schematic diagram of the structure of the multi-station cutting steel ball wire EDM device in FIG. 1 is another perspective at this time;

[0018] Figure 3 for Figure 1 A schematic diagram of the cross-sectional structure of a multi-station steel ball wire EDM device;

[0019] Figure 4 for Figure 1 A schematic diagram of the structure of the positioning plate;

[0020] Figure 5 for Figure 4 The structural diagram of the positioning plate in FIG. 1 is another perspective;

[0021] Figure 6 for Figure 4 The structural diagram of the positioning plate in FIG. 1 is another perspective;

[0022] Figure 7 for Figure 6 A schematic diagram of the cross-sectional structure of the positioning plate in FIG.

[0023] Figure 8 for Figure 1 A schematic diagram of the structure of the pallet in FIG.

[0024] Fig. 9 for Figure 8 The structural diagram of the pallet in FIG. 1 is another perspective;

[0025] Fig.10 for Fig. 9 A schematic diagram of the cross-sectional structure of the support plate in FIG.

[0026] Fig.11 for Figure 1 A schematic diagram of the structure of the guide plate in FIG.

[0027] Fig.12 for Fig.11 Schematic diagram of the structure of the guide plate in FIG. 1 , this is another perspective;

[0028] Fig.13 for Fig.12 A schematic diagram of the cross-sectional structure of the guide plate in FIG.

[0029] Fig.14 for Figure 2 A schematic diagram of the structure of the positioning reference baffle in FIG.

[0030] Fig.15 for Fig.14 A schematic diagram of the cross-sectional structure of the positioning reference baffle in FIG.

[0031] Fig.16 It is a schematic diagram of the use of the multi-station cutting steel ball electric spark wire cutting device of the utility model;

[0032] Fig.17 This is a schematic diagram of the use of the multi-station cutting steel ball electric spark wire cutting device of the utility model, which is another viewing angle;

[0033] Fig.18 This is a schematic diagram of the use of the multi-station cutting steel ball electric spark wire cutting device of the utility model, which is another viewing angle;

[0034] Fig.19 for Fig.18 Molybdenum wire cutting circuit diagram of the electric spark wire cutting device;

[0035] The markings in the figure are as follows: 1. Positioning plate; 11. First positioning substrate; 111. First positioning circular hole; 12. Second positioning substrate; 121. Second positioning circular hole; 13. Third positioning substrate; 131. Third positioning circular hole; 14. Upper cutting notch; 2. Support plate; 21. Lower cutting notch; 3. Guide plate; 31. Guide body; 32. Guide step; 4. Screw; 5. Positioning reference baffle. DETAILED DESCRIPTION

[0036] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0037] like Figures 1 to 3 As shown, the multi-station cutting steel ball electric spark wire cutting device P includes a positioning plate 1, a support plate 2 and a pair of guide plates 3, the support plate 2 is located below the positioning plate 1, the guide plate 3 is located below the support plate 2, the guide plate 3 is connected to the support plate 2 by screws 4, and the support plate 2 can be slidably arranged between the guide plates 3.

[0038] like Figures 4 to 7 As shown, the positioning plate 1 includes a first positioning substrate 11, a second positioning substrate 12 and a third positioning substrate 13. The thickness of the first positioning substrate 11 is greater than that of the second positioning substrate 12, and the thickness of the second positioning substrate 12 is greater than that of the third positioning substrate 13. The first positioning substrate 11 is provided with a plurality of first positioning circular holes 111 penetrating therethrough, the second positioning substrate 12 is provided with a plurality of second positioning circular holes 121 penetrating therethrough, and the third positioning substrate 13 is provided with a plurality of third positioning circular holes 131 penetrating therethrough. The positioning plate 1 is provided with a continuous upper cutting notch 14 in the shape of a gate, and the upper cutting notch 14 sequentially penetrates the first positioning circular hole 111, the second positioning circular hole 121 and the third positioning circular hole 131.

[0039] For example, the size of the first positioning circular hole 111 may be 25 mm in diameter and 30 mm in diameter. The diameter of the second positioning circular hole 121 may be 15 mm and 20 mm. The diameter of the third positioning circular hole 131 may be 5 mm and 10 mm.

[0040] like Figures 8 to 10 As shown, a gate-shaped through-going lower cutting notch 21 is provided on the support plate 2 , and the position of the lower cutting notch 21 corresponds to the upper cutting notch 14 .

[0041] like Figures 11 to 13 As shown, the guide plate 3 includes a long guide body 31 , and a guide step 32 is provided on the top of the guide body 31 , and the guide step 32 supports the support plate 2 .

[0042] like Fig.14 and Fig.15 As shown, a positioning reference baffle 5 is provided on the rear side of the support plate 2. The positioning reference baffle 5 is installed on the rear side of the support plate 2 by screws to play the role of positioning reference.

[0043] It should be noted that the positioning plate 1, the supporting plate 2, the guide plate 3 and the positioning reference baffle 5 are all made of 304 stainless steel.

[0044] The following describes the method of using the multi-station steel ball cutting electric spark wire cutting device.

[0045] like Fig.16 As shown, the multi-station steel ball cutting electric spark wire cutting device P is placed on the workbench S of the electric spark wire cutting machine tool, and the positioning plate 1 is pressed by four pressing plates Q.

[0046] Then, steel balls G of corresponding sizes are placed into the first positioning circular hole 111 , the second positioning circular hole 121 and the third positioning circular hole 131 of the positioning plate 1 .

[0047] Then, the molybdenum wire M is passed through the prefabricated upper cutting notch 14 and the lower cutting notch 21, and under the control of the high-frequency power supply system, the molybdenum wire M is moved through the XY axis of the machine tool, and the molybdenum wire M is discharged along the programmed trajectory (either clockwise or counterclockwise) to complete the cutting of the steel ball profile.

[0048] After the cutting is completed, the lower support plate 2 is pulled out from the guide plate 3, and the cut steel balls will fall out.

[0049] The multi-station steel ball cutting electric spark wire cutting device can realize automatic programming and automatic control, solves the efficiency problem of one-time batch processing of steel balls of various specifications and varieties, and has strong practicality.

[0050] Without limitation to this, any changes or substitutions that are not conceived through creative work should be included in the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope defined in the claims.

Claims

1. A multi-station cutting steel ball electric spark wire cutting device, characterized in that: The multi-station剖切 steel ball electric discharge wire cutting device (P) described above comprises a positioning plate (1), a support plate (2) and a pair of guide plates (3). The support plate (2) is located below the positioning plate (1), and the guide plates (3) are located below the support plate (2). The support plate (2) is slidably arranged between the guide plates (3). The positioning plate (1) comprises a first positioning substrate (11), a second positioning substrate (12) and a third positioning substrate (13). The thickness of the first positioning substrate (11) is greater than that of the second positioning substrate (12), and the thickness of the second positioning substrate (12) is greater than that of the third positioning substrate (13). A number of through first positioning round holes (111) are provided on the first positioning substrate (11), a number of through second positioning round holes (121) are provided on the second positioning substrate (12), and a number of through third positioning round holes (131) are provided on the third positioning substrate (13). A continuous U-shaped upper cutting notch (14) is provided on the positioning plate (1), and the upper cutting notch (14) sequentially penetrates through the first positioning round holes (111), the second positioning round holes (121) and the third positioning round holes (131). A U-shaped through lower cutting notch (21) is provided on the support plate (2). Each guide plate (3) comprises a strip-shaped guide body (31). A guide step (32) is provided at the top of the guide body (31), and the guide step (32) supports the support plate (2).

2. The multi-station cutting steel ball wire electric spark cutting device according to claim 1 is characterized in that: A positioning reference baffle (5) is provided on the rear side surface of the support plate (2).

3. The multi-station cutting steel ball wire electric spark cutting device according to claim 1 is characterized in that: The position of the lower cutting notch (21) corresponds to that of the upper cutting notch (14).

4. The multi-station cutting steel ball wire electric spark cutting device according to claim 1 is characterized in that: The guide plate (3) and the support plate (2) are connected by screws (4).

5. The multi-station cutting steel ball wire electric spark cutting device according to claim 1 is characterized in that: The positioning plate (1), the support plate (2), the guide plate (3) and the positioning reference baffle (5) are all made of 304 stainless steel.

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