Clamp for laser cutting and orientation of large-size diamond single crystal

Abstract

The utility model discloses a large-size diamond single crystal laser cutting and orientation clamp which comprises a base, symmetrical adjusting seats are arranged in the base, an adjusting plate is arranged on one sides of the adjusting seats, the adjusting plate is semicircular, an adjusting hole is formed in the adjusting plate, and a first positioning seat and a second positioning seat are arranged on the adjusting plate. The first positioning seat and the second positioning seat are symmetrically distributed, the first positioning seat is movably installed on the adjusting plate through a rotating shaft, a locking mechanism is arranged on the top of the first positioning seat, the second positioning seat is fixed to the adjusting plate, lifting mechanisms are arranged on the first positioning seat and the second positioning seat correspondingly, and downward pressing seats are installed on the lifting mechanisms. The diamond clamping device has the advantages that self-adaptive clamping can be carried out according to diamond materials of different types and shapes, meanwhile, multi-angle adjustment can be carried out, the diamond clamping device is suitable for different cutting environments, the clamping stability is greatly improved, the clamping mode can be freely rotated, and the clamping flexibility is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of diamond processing, and more specifically, particularly relates to a clamp for laser cutting and orientation of large-size diamond single crystals. Background Art

[0002] At present, as a synthetic superhard material, artificial diamond has the following excellent properties, including high compressive strength, high wear resistance, excellent thermal conductivity, low thermal expansion coefficient and good chemical stability. The production technology and industrialization of artificially cultivated diamond are gradually maturing, bringing strong demand for cultivated diamond material processing. Due to its excellent superhardness and strength characteristics, artificial diamond is more difficult to process and shape, and traditional processing methods such as grinding and milling are no longer applicable. Therefore, it is very necessary and urgent to develop an industrialized processing method for artificial diamond. At present, the more effective cutting methods include wire EDM, water jet cutting, and laser cutting.

[0003] The fixture structure used in existing cutting equipment is too simple. It only performs double-sided compression on the whole and cannot adjust the angle. The cutting quality is poor and it is unable to complete the cutting of different types of shapes. Different fixtures need to be replaced for clamping operations, which greatly increases the processing cost. The scope of use of the fixture itself is small, and it cannot perform adaptive clamping according to different types of diamond materials. The clamping selectivity is too limited. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a fixture for laser cutting and orienting large-size diamond single crystals to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a fixture for laser cutting and orienting large-size diamond single crystals, including a base, a slide groove is arranged in the base, a symmetrical adjustment seat is slidably matched in the slide groove, a positive and negative threaded rod is installed in the base, the adjustment seat is respectively threadedly matched with the positive and negative threaded surfaces of the positive and negative threaded rods, a first motor is arranged on one side of the base, the first motor is connected to the positive and negative threaded rods through a coupling, an adjustment plate is arranged on one side of the adjustment seat, the adjustment plate is semicircular, an adjustment hole is arranged on the adjustment plate, and a first A positioning seat and a second positioning seat, the first positioning seat and the second positioning seat are symmetrically distributed, the first positioning seat is movably installed on the adjustment plate through a rotating shaft, a locking mechanism is arranged on the top of the first positioning seat, the second positioning seat is fixed on the adjustment plate, and the clamping surface on the top is kept parallel to the horizontal plane, a lifting mechanism is arranged on both the first positioning seat and the second positioning seat, a lower pressure seat is installed on the lifting mechanism, the lower pressure seat is slidably fitted in the first positioning seat and the second positioning seat, and the diamond is quickly pressed by the lower pressure seat, and a switch box is also arranged on one side of the base for controlling the start and stop of each driving component.

[0006] As an optional solution of the utility model, symmetrical mounting plates are welded on both sides of the base, and the whole is fixed on the cutting table through the mounting plates.

[0007] As an optional solution of the present invention, the adjustment hole is in an arc shape, and the angle corresponding to the adjustment hole is 90 degrees.

[0008] As an optional solution of the utility model, the locking mechanism includes a third motor, the third motor is fixed at the bottom of the first positioning seat, the driving end of the third motor is equipped with a hexagonal sleeve, the hexagonal sleeve is equipped with a hexagonal bolt, and the hexagonal bolt passes through the adjustment hole thread to match the hexagonal nut on one side.

[0009] As an optional solution of the utility model, the lifting mechanism includes a second motor, which is respectively fixed on one side of the top of the first positioning seat and the second positioning seat, and the driving end of the second motor is equipped with a main gear, and a secondary gear is meshed on one side of the main gear. An adjusting screw is installed in the secondary gear, and the adjusting screw is respectively installed in the first positioning seat and the second positioning seat, and the upper thread of the adjusting screw is matched with a lower pressure seat.

[0010] As an optional scheme of the utility model, an air inlet is provided on the top of the lower pressure seat, and an electromagnetic valve is provided at the air inlet, and the air intake is controlled by the electromagnetic valve. An air charging chamber is provided in the lower pressure seat, and the air charging chamber is connected to the air inlet, and pressurization is performed through the air charging chamber. A plurality of guide cylinders are provided at the bottom of the lower pressure seat, and the plurality of guide cylinders are distributed in an array, and the plurality of guide cylinders are connected to the air charging chamber, and a pressure column is slidably fitted in each guide cylinder, and a compression spring is provided on the top of the pressure column, and the top of the compression spring is installed in the air charging chamber.

[0011] The utility model provides a fixture for laser cutting and orienting large-size diamond single crystals, which has the following beneficial effects:

[0012] The first motor drives the adjustment seat to adjust the spacing, and the installation is adjusted according to the actual diamond material. The diamond material is placed on the first positioning seat or the second positioning seat, and the second motor drives the pressing seat to press down. Then, air is taken in through the air inlet on the top of the pressing seat. The gas is pressurized in the air filling chamber and pressed downward. Through the pressure column and the compression spring in the guide cylinder, it can be adaptively pressed according to the surface shape of the diamond. It is quickly controlled by the solenoid valve, and the air is closed immediately after pressing to ensure the stability of the clamping. At the same time, when it is necessary to rotate and adjust the angle, the third motor is started, the hexagonal bolt is loosened to adjust the angle, and it is locked immediately after positioning to perform stable cutting operations.

[0013] The first positioning seat and the second positioning seat are provided at the same time, and clamping can be freely selected according to the needs. It can be clamped alone or in combination with the first positioning seat and the second positioning seat, which greatly improves the overall functionality and has a wider clamping range. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a front view of the utility model;

[0016] Figure 3 It is the AA cross-sectional view of the utility model;

[0017] Figure 4 It is the EE cross-sectional view of the utility model;

[0018] Figure 5 For this utility model Figure 4 A partial enlarged view of area A in the middle.

[0019] In the figure: 1. base; 101. mounting plate; 2. switch box; 3. first motor; 301. positive and negative threaded screw; 4. adjustment seat; 5. adjustment plate; 501. adjustment hole; 6. first positioning seat; 7. second motor; 701. main gear; 702. sub gear; 8. adjustment screw; 9. second positioning seat; 10. third motor; 11. lower pressure seat; 111. air inlet; 112. solenoid valve; 113. charging chamber; 114. guide cylinder; 115. pressure column; 116. compression spring; 12. hexagonal sleeve; 121. hexagonal bolt; 122. hexagonal nut. DETAILED DESCRIPTION

[0020] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0021] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] See also Figures 1 to 5The utility model provides a technical solution: a fixture for laser cutting and orienting large-size diamond single crystals, comprising a base 1, symmetrical mounting plates 101 are welded on both sides of the base 1, and the mounting plates 101 can be used to fix the whole on the cutting table, a slide groove is arranged in the base 1, and a symmetrical adjustment seat 4 is slidably matched in the slide groove, a positive and negative threaded rod 301 is installed in the base 1, and the adjustment seat 4 is respectively threaded with the positive and negative threaded surfaces of the positive and negative threaded rod 301, and a first motor 3 is arranged on one side of the base 1, and the first motor 3 is connected to the positive and negative threaded rod 301 through a coupling to drive the positive and negative threaded rod 301. 1 rotates to realize the relative or opposite movement of the adjustment seat 4. An adjustment plate 5 is arranged on one side of the adjustment seat 4. The adjustment plate 5 is semicircular. An adjustment hole 501 is arranged on the adjustment plate 5. The adjustment hole 501 is in an arc shape, and the angle corresponding to the adjustment hole 501 is 90 degrees. A first positioning seat 6 and a second positioning seat 9 are arranged on the adjustment plate 5. The first positioning seat 6 and the second positioning seat 9 are symmetrically distributed. The first positioning seat 6 is movably installed on the adjustment plate 5 through a rotating shaft. A locking mechanism is arranged on the top of the first positioning seat 6. The locking mechanism is arranged in the adjustment hole 501, so as to facilitate the rotation adjustment of the first positioning seat 6.

[0024] The locking mechanism includes a third motor 10, which is fixed at the bottom of the first positioning seat 6. The driving end of the third motor 10 is equipped with a hexagonal sleeve 12, and the hexagonal sleeve 12 is equipped with a hexagonal bolt 121. The hexagonal bolt 121 passes through the adjustment hole 501 and is threadedly matched with a hexagonal nut 122 on one side, thereby realizing automatic locking. The second positioning seat 9 is fixed on the adjustment plate 5, and the top clamping surface is kept parallel to the horizontal plane. The first positioning seat 6 and the second positioning seat 9 are both provided with a lifting mechanism, and a lower pressure seat 11 is installed on the lifting mechanism.

[0025] The lifting mechanism includes a second motor 7, which is fixed on one side of the top of the first positioning seat 6 and the second positioning seat 9 respectively. The driving end of the second motor 7 is equipped with a main gear 701, and a sub-gear 702 is meshed on one side of the main gear 701. An adjusting screw 8 is installed in the sub-gear 702. The adjusting screw 8 is respectively installed in the first positioning seat 6 and the second positioning seat 9. The adjusting screw 8 is threadedly matched with a lower pressure seat 11. The lower pressure seat 11 is slidably matched in the first positioning seat 6 and the second positioning seat 9. The diamond is quickly pressed by the lower pressure seat 11 to facilitate cutting operations.

[0026] An air inlet 111 is provided at the top of the lower pressure seat 11, and an electromagnetic valve 112 is provided at the outlet of the air inlet 111, and air intake is controlled by the electromagnetic valve 112. An air charging chamber 113 is provided in the lower pressure seat 11, and the air charging chamber 113 is connected to the air inlet 111, and pressurization is performed through the air charging chamber 113. A plurality of guide cylinders 114 are provided at the bottom of the lower pressure seat 11, and the plurality of guide cylinders 114 are distributed in an array, and the plurality of guide cylinders 114 are connected to the air charging chamber 113, and each guide cylinder 114 is slidably fitted with a pressure column 115, and a compression spring 116 is provided at the top of the pressure column 115, and the top of the compression spring 116 is installed in the air charging chamber 113, and adaptive compression is performed according to the shape of different diamond surfaces. At the same time, the angle is rotated and adjusted through the first positioning seat 6, so as to perform different types of diamond plate clamping operations. A switch box 2 is also provided on one side of the base 1 for controlling the start and stop of each driving component.

[0027] The specific usage and function of this embodiment are as follows: start the first motor 3 to drive the adjustment seat 4 to adjust the spacing, adjust and install according to the actual diamond material, place the diamond material on the first positioning seat 6 or the second positioning seat 9, start the second motor 7, drive the lower pressing seat 11 to press down, and then let air in through the air inlet 111 on the top of the lower pressing seat 11. The gas is pressurized in the air filling chamber 113 and presses downward. The pressure column 115 in the guide cylinder 114 will perform adaptive compression according to the surface shape of the diamond, and is quickly controlled by the solenoid valve 112. After compression, the air is immediately closed to ensure the stability of the clamping. At the same time, when the angle needs to be rotated and adjusted, start the third motor 10, loosen the hexagonal bolt 121 to adjust the angle, and lock it immediately after positioning to perform stable cutting operations. In addition, some diamond plates have special structures, with angle wrapping designs, and folded angles. They can be clamped simultaneously in combination with the first positioning seat 6 and the second positioning seat 9, which greatly improves the overall functionality and has a wider clamping range.

[0028] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A fixture for laser cutting and orientation of large-size diamond single crystals, characterized by: The invention comprises a base (1), wherein a slide groove is arranged in the base (1), wherein a symmetrical adjustment seat (4) is slidably matched in the slide groove, wherein a positive and negative threaded rod (301) is installed in the base (1), wherein the adjustment seat (4) is respectively threadedly matched with the positive thread surface and the negative thread surface of the positive and negative threaded rod (301), wherein a first motor (3) is arranged on one side of the base (1), wherein the first motor (3) is connected to the positive and negative threaded rod (301) via a coupling, wherein an adjustment plate (5) is arranged on one side of the adjustment seat (4), wherein the adjustment plate (5) is semicircular, wherein an adjustment hole (501) is arranged on the adjustment plate (5), wherein a first positioning seat (6) and a second positioning seat (9) are arranged on the adjustment plate (5), wherein the first positioning seat (6) and the second positioning seat (9) are ... the first positioning seat (6) and the second positioning seat (9) are respectively threadedly matched with the positive thread surface and the negative thread surface of the positive and negative threaded rod (301), wherein the first motor (3) and the second positioning seat (9) are respectively threadedly matched with the positive thread surface and the negative thread surface of the positive and negative threaded rod (30 The first positioning seat (6) and the second positioning seat (9) are symmetrically distributed. The first positioning seat (6) is movably mounted on the adjustment plate (5) via a rotating shaft. A locking mechanism is arranged on the top of the first positioning seat (6). The second positioning seat (9) is fixed on the adjustment plate (5) and keeps the clamping surface on the top parallel to the horizontal plane. The first positioning seat (6) and the second positioning seat (9) are both provided with a lifting mechanism. A lower pressing seat (11) is installed on the lifting mechanism. The lower pressing seat (11) is slidably matched in the first positioning seat (6) and the second positioning seat (9). The diamond is quickly pressed by the lower pressing seat (11). A switch box (2) is also arranged on one side of the base (1) for controlling the start and stop of each driving component.

2. The fixture for laser cutting and orienting large-size diamond single crystals according to claim 1, characterized in that: Symmetrical mounting plates (101) are welded on both sides of the base (1), and the entire base (1) is fixed on the cutting table via the mounting plates (101).

3. The fixture for laser cutting and orienting large-size diamond single crystals according to claim 1, characterized in that: The adjustment hole (501) is in an arc shape, and the angle corresponding to the adjustment hole (501) is 90 degrees.

4. The fixture for laser cutting and orienting large-size diamond single crystals according to claim 1, characterized in that: The locking mechanism comprises a third motor (10), the third motor (10) being fixed to the bottom of the first positioning seat (6), the driving end of the third motor (10) being equipped with a hexagonal sleeve (12), the hexagonal sleeve (12) being equipped with a hexagonal bolt (121), the hexagonal bolt (121) passing through the adjusting hole (501) and threadedly engaging with a hexagonal nut (122) on one side.

5. The fixture for laser cutting and orienting large-size diamond single crystals according to claim 1, characterized in that: The lifting mechanism comprises a second motor (7), the second motor (7) being fixed on one side of the top of the first positioning seat (6) and the second positioning seat (9), respectively; a main gear (701) is mounted on a driving end of the second motor (7), a sub-gear (702) is meshed on one side of the main gear (701), an adjusting screw (8) is mounted inside the sub-gear (702), the adjusting screw (8) is respectively mounted in the first positioning seat (6) and the second positioning seat (9), and a lower pressing seat (11) is matched with a thread on the adjusting screw (8).

6. The fixture for laser cutting and orientation of large-size diamond single crystals according to claim 1, characterized in that: The lower pressure seat (11) is provided with an air inlet (111) at the top, and an electromagnetic valve (112) is provided at the outlet of the air inlet (111), and air intake is controlled by the electromagnetic valve (112); an air charging chamber (113) is provided inside the lower pressure seat (11), and the air charging chamber (113) is connected to the air inlet (111), and pressurization is performed through the air charging chamber (113); a plurality of guide cylinders (114) are provided at the bottom of the lower pressure seat (11), and the plurality of guide cylinders (114) are distributed in an array, and the plurality of guide cylinders (114) are connected to the air charging chamber (113), and each guide cylinder (114) is slidably fitted with a pressure column (115), and a compression spring (116) is provided at the top of the pressure column (115), and the top of the compression spring (116) is installed in the air charging chamber (113).

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