Silicon nitride ceramic substrate cutting device convenient to position

Abstract

The utility model relates to the technical field of silicon nitride ceramic processing, and discloses a silicon nitride ceramic substrate cutting device convenient to position, which comprises a cutting table and supporting legs, a protective cover is arranged at the upper end of the cutting table, a sealing door is arranged at the front end of the protective cover, a bearing table is arranged at the upper end of the cutting table, and a first electric telescopic rod is arranged at the upper end of the protective cover. A cutting mechanism is arranged in the protective cover and fixedly connected with the first electric telescopic rods, supporting frames are arranged at the two ends of the outer side of the bearing table, second electric telescopic rods are arranged at one ends of the supporting frames, and positioning mechanisms are arranged at the lower ends of the supporting frames; the positioning mechanism comprises a pressing plate which is a strip-shaped plate and is parallel to the upper end face of the bearing table, the upper end of the pressing plate is fixedly connected with the second electric telescopic rod, and the lower end of the pressing plate is provided with a positioning block and an elastic positioning disc. According to the utility model, the positioning mechanism is arranged, so that the clamping force of the ceramic substrate can be increased, the positioning of the ceramic substrate is more stable, and the cutting precision of the ceramic substrate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon nitride ceramic processing, in particular to a silicon nitride ceramic substrate cutting device which is easy to position. Background Art

[0002] Silicon nitride ceramics are an inorganic material ceramic that does not shrink during sintering. Silicon nitride has high strength, especially hot-pressed silicon nitride, which has the properties of high strength, low density, and high temperature resistance. Silicon nitride ceramics need to be cut during production and processing, and a cutting device is required.

[0003] The existing silicon nitride ceramic substrate cutting device is not convenient for positioning the ceramic substrate during the cutting process, which easily leads to unstable positioning of the ceramic substrate and affects the cutting accuracy of the ceramic substrate. Therefore, we propose a silicon nitride ceramic substrate cutting device that is easy to position. Utility Model Content

[0004] The main purpose of the utility model is to provide a silicon nitride ceramic substrate cutting device which is easy to position and can effectively solve the technical problems in the background technology.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a silicon nitride ceramic substrate cutting device that is easy to position, including a cutting table and supporting legs, a protective cover is provided at the upper end of the cutting table, a sealing door is provided at the front end of the protective cover, a bearing platform is provided at the upper end of the cutting table, a first electric telescopic rod is provided at the upper end of the protective cover, a cutting mechanism is provided inside the protective cover, the cutting mechanism is fixedly connected to the first electric telescopic rod, support frames are provided at both ends of the outer side of the bearing platform, a second electric telescopic rod is provided at one end of the support frame, and a positioning mechanism is provided at the lower end of the support frame; the positioning mechanism includes a pressing plate, the pressing plate is a strip plate, the pressing plate is parallel to the upper end surface of the bearing platform, the upper end of the pressing plate is fixedly connected to the second electric telescopic rod, the lower end of the pressing plate is provided with a positioning block, the upper end of the positioning block is fixedly connected to the pressing plate, and the lower end of the pressing plate is provided with an elastic positioning disk.

[0006] Preferably, the elastic positioning disk is a butterfly-shaped elastic metal sheet, and the elastic positioning disk is fixedly connected to the pressing plate.

[0007] Preferably, a buffer washer is provided at the lower end of the elastic positioning disk, and the buffer washer is fixedly connected to the elastic positioning disk.

[0008] Preferably, a positioning column is provided inside the elastic positioning disk, and a telescopic spring is provided at the upper end of the positioning column. By providing the positioning column and the telescopic spring, the clamping effect on the ceramic substrate can be increased to prevent the ceramic substrate from shaking during processing.

[0009] Preferably, the positioning column is a truncated cone-shaped rubber block, and the end of the positioning column with a smaller diameter faces the bearing platform.

[0010] Preferably, a collecting hole is provided at the upper end of the supporting platform, and a collecting box is provided inside the supporting platform. By providing the collecting hole and the collecting box, it is convenient to collect the cutting debris.

[0011] Beneficial Effects

[0012] The utility model provides a silicon nitride ceramic substrate cutting device which is easy to position and has the following features:

[0013] Beneficial effects:

[0014] (1) This silicon nitride ceramic substrate cutting device that is easy to position can position the ceramic substrate before processing by setting a second electric telescopic rod and a positioning mechanism. By setting two sets of elastic positioning plates, the two ends of the ceramic substrate can be positioned to increase the positioning stability. By setting a positioning column and a telescopic spring inside the elastic positioning plate, the clamping force of the ceramic substrate can be increased, making the positioning of the ceramic substrate more stable and improving the cutting accuracy of the ceramic substrate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the implementation mode of the present utility model or the technical solution in the prior art, the drawings required for use in the implementation mode or the description of the prior art will be briefly introduced below.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a partial cross-sectional schematic diagram of the utility model;

[0018] Figure 3 It is a schematic diagram of the positioning mechanism structure of the utility model.

[0019] Legend:

[0020] 1. Cutting table; 2. Support legs; 3. Protective cover; 4. Sealing door; 5. Carrying platform; 6. First electric telescopic rod; 7. Cutting mechanism; 8. Support frame; 9. Second electric telescopic rod; 10. Positioning mechanism; 11. Collecting hole; 12. Collecting box; 13. Pressing plate; 14. Positioning block; 15. Elastic positioning disk; 16. Buffer washer; 17. Positioning column; 18. Telescopic spring. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] Embodiment 1: A silicon nitride ceramic substrate cutting device that is easy to position, such as Figure 1 - Figure 2As shown, it includes a cutting table 1, the four corners of the lower end of the cutting table 1 are fixedly connected to support legs 2, a controller is arranged at the front end of the cutting table 1, a protective cover 3 is arranged at the upper end of the cutting table 1, the protective cover 3 is a hollow shell with an opening at the front end, the lower end of the protective cover 3 is fixedly connected to the cutting table 1, a sealing door 4 is arranged inside the front end opening of the protective cover 3, one end of the sealing door 4 is rotatably connected to the protective cover 3, and a handle is fixedly connected to the outer end of the sealing door 4, a bearing platform 5 is arranged at the center of the upper end of the cutting table 1, the lower end of the bearing platform 5 is fixedly connected to the cutting table 1, a first electric telescopic rod 6 is arranged at the center of the upper end of the protective cover 3, the first electric telescopic rod 6 is fixedly connected to the protective cover 3 by bolts, the first electric telescopic rod 6 is linearly connected to the external power supply by a wire, the output end of the first electric telescopic rod 6 extends to the inside of the protective cover 3, a cutting mechanism 7 is arranged inside the protective cover 3 relative to the position of the first electric telescopic rod 6, the cutting mechanism 7 is vertically installed on the upper end of the bearing platform 5, the upper end of the cutting mechanism 7 is fixedly connected to the first electric telescopic rod 6, the upper end of the bearing platform 5 A cutting groove is provided relative to the position of the cutting mechanism 7, and two groups of support frames 8 are provided on the outer side of the bearing platform 5. The support frame 8 is an inverted L-shaped frame, and the two groups of support frames 8 are symmetrically installed at both ends of the bearing platform 5. The lower end of the support frame 8 is fixedly connected to the cutting table 1, and a second electric telescopic rod 9 is provided at one end of the support frame 8 close to the center of the bearing platform 5. The second electric telescopic rod 9 is linearly connected to the external power supply through a wire, and the second electric telescopic rod 9 is fixedly connected to the support frame 8 through a bolt, and the output end of the second electric telescopic rod 9 extends to the inside of the support frame 8. A positioning mechanism 10 is provided at the lower end of the support frame 8 near the edge of the bearing platform 5. The positioning mechanism 10 is parallel to the upper end surface of the bearing platform 5, and the upper end of the positioning mechanism 10 is fixedly connected to the output end of the second electric telescopic rod 9. A plurality of collection holes 11 are evenly arranged on the upper end surface of the bearing platform 5, and an opening is provided at one end of the bearing platform 5 close to the sealing door 4, and a collecting box 12 is provided inside the opening. The collecting box 12 is slidably installed inside the bearing platform 5, and the collecting box 12 is provided with a groove for collecting cutting debris.

[0023] Embodiment 2: A silicon nitride ceramic substrate cutting device that is easy to position, based on Embodiment 1 Figure 1 - Figure 3As shown, the positioning mechanism 10 includes a pressing plate 13, which is a strip plate. The pressing plate 13 is parallel to the upper end surface of the bearing platform 5. The upper end of the pressing plate 13 is fixedly connected to the second electric telescopic rod 9. The lower end of the pressing plate 13 is provided with a positioning block 14, which is a soft wear-resistant rubber pad. The upper end of the positioning block 14 is fixedly connected to the pressing plate 13. The lower end of the pressing plate 13 is provided with two groups of elastic positioning disks 15. The two groups of elastic positioning disks 15 are symmetrically installed at both ends of the positioning block 14. The elastic positioning disks 15 are butterfly-shaped elastic metal sheets. The upper ends of the elastic positioning disks 15 are connected to the pressing plate 1 3 is fixedly connected, a buffer washer 16 is arranged on the side of the lower end of the elastic positioning disk 15 close to the bearing platform 5, the buffer washer 16 is a soft rubber washer, the upper end of the buffer washer 16 is fixedly connected to the elastic positioning disk 15, a positioning column 17 is arranged inside the elastic positioning disk 15, the positioning column 17 is a truncated cone-shaped rubber block, the end of the positioning column 17 with a small diameter is arranged toward the bearing platform 5, the positioning column 17 is installed inside the elastic positioning disk 15, the upper end of the positioning column 17 is fixedly connected to a telescopic spring 18, and the other end of the telescopic spring 18 is fixedly connected to the elastic positioning disk 15.

[0024] It should be noted that the utility model is a silicon nitride ceramic substrate cutting device that is easy to position. During processing, the sealing door 4 is first opened, and the ceramic substrate to be cut is placed on the upper end of the carrier 5. Then the power supply of the second electric telescopic rod 9 is started, and the output end of the second electric telescopic rod 9 drives the positioning mechanism 10 to move downward as a whole. During the downward movement of the positioning mechanism 10, the positioning block 14 at the lower end of the pressing plate 13 can squeeze and position the ceramic substrate. The two groups of elastic positioning disks 15 arranged at the lower end of the pressing plate 13 can position the two ends of the ceramic substrate to increase the positioning stability. The telescopic spring 18 arranged inside the elastic positioning disk 15 can squeeze the positioning column 17 during the contraction process to increase the clamping effect on the ceramic substrate and prevent the ceramic substrate from shaking during the processing. After the positioning is completed, the sealing door 4 is closed, and the power supply of the first electric telescopic rod 6 is started. The output end of the first electric telescopic rod 6 drives the cutting mechanism 7 to move downward to cut the ceramic substrate. The debris generated by the cutting can fall into the collection box 12 through the collection hole 11 for collection. By setting up a second electric telescopic rod 9 and a positioning mechanism 10, the ceramic substrate can be positioned before processing. By setting up two sets of elastic positioning disks 15, the two ends of the ceramic substrate can be positioned to increase the positioning stability. By setting up a positioning column 17 and a telescopic spring 18 inside the elastic positioning disk 15, the clamping force of the ceramic substrate can be increased, the positioning of the ceramic substrate can be made more stable, and the cutting accuracy of the ceramic substrate can be improved.

[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A silicon nitride ceramic substrate cutting device that is easy to position, comprising a cutting table (1) and a supporting leg (2), wherein a protective cover (3) is provided at the upper end of the cutting table (1), a sealing door (4) is provided at the front end of the protective cover (3), a bearing platform (5) is provided at the upper end of the cutting table (1), a first electric telescopic rod (6) is provided at the upper end of the protective cover (3), a cutting mechanism (7) is provided inside the protective cover (3), and the cutting mechanism (7) is fixedly connected to the first electric telescopic rod (6), characterized in that: Support frames (8) are provided at both ends of the outer side of the bearing platform (5), a second electric telescopic rod (9) is provided at one end of the support frame (8), and a positioning mechanism (10) is provided at the lower end of the support frame (8); the positioning mechanism (10) comprises a pressing plate (13), the pressing plate (13) is a strip-shaped plate, the pressing plate (13) is parallel to the upper end surface of the bearing platform (5), the upper end of the pressing plate (13) is fixedly connected to the second electric telescopic rod (9), the lower end of the pressing plate (13) is provided with a positioning block (14), the upper end of the positioning block (14) is fixedly connected to the pressing plate (13), and the lower end of the pressing plate (13) is provided with an elastic positioning disk (15).

2. The device for cutting a silicon nitride ceramic substrate that is easy to position according to claim 1, characterized in that: The elastic positioning disk (15) is a butterfly-shaped elastic metal sheet, and the elastic positioning disk (15) is fixedly connected to the pressing plate (13).

3. The device for cutting a silicon nitride ceramic substrate that is easy to position according to claim 2, characterized in that: A buffer washer (16) is provided at the lower end of the elastic positioning disk (15), and the buffer washer (16) is fixedly connected to the elastic positioning disk (15).

4. The device for cutting a silicon nitride ceramic substrate that is easy to position according to claim 2, characterized in that: A positioning column (17) is provided inside the elastic positioning disk (15), and a telescopic spring (18) is provided at the upper end of the positioning column (17).

5. The device for cutting a silicon nitride ceramic substrate that is easy to position according to claim 4, characterized in that: The positioning column (17) is a truncated cone-shaped rubber block, and the end of the positioning column (17) with a smaller diameter faces the bearing platform (5).

6. The device for cutting a silicon nitride ceramic substrate that is easy to position according to claim 1, characterized in that: The upper end of the carrying platform (5) is provided with a collecting hole (11), and a collecting box (12) is inside the carrying platform (5).

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