Crystal ingot clamping device

Abstract

The utility model provides a crystal ingot clamping device, and belongs to the technical field of crystal ingot machining and manufacturing. Comprising a frame and a plurality of operating mechanisms, the operating mechanisms are installed on the frame, each operating mechanism comprises a connecting rod and a clamping assembly, and the connecting rods are movably connected with the frame and have the moving freedom degree of moving in the axial direction of the connecting rods; the clamping assembly is arranged in the frame, the clamping assembly is movably connected with the connecting rod, the clamping assembly comprises at least one abutting part, and the clamping assembly has rotational freedom so that the abutting part can abut against the surface of the crystal ingot; the technical problem of how to clamp the uneven surface of the crystal ingot in the prior art is solved, and the technical effects of improving the universality of the clamping device and ensuring the clamping reliability and stability are achieved.

Description

Technical Field

[0001] The present application relates to the technical field of crystal ingot processing and manufacturing, and in particular to a crystal ingot clamping device. Background Art

[0002] The crystal ingot is affected by factors such as temperature and pressure during crystal seeding. The shape of the crystal produced by the direct pulling method is irregular. It is necessary to go through processes such as rod cutting and slicing to obtain the required crystal. The crystal needs to be fixed before the rod cutting.

[0003] The existing rod-pulling machines generally do not have ingot clamping devices. Even if some of the rod-pulling machines are equipped with clamping devices, most of them adopt a fixed clamping method, that is, the clamping force is applied to the surface by a clamping component in a fixed position. Such clamping component is generally clamped at a fixed position on the surface of the ingot. However, due to the characteristics of the ingot itself, the surface of the existing ingot is not completely smooth. After processing, uneven parts will appear on the surface of the ingot, and the distribution of the uneven positions on the surface of the ingot is uncontrollable. At this time, the clamping effect cannot be guaranteed by the existing clamping method.

[0004] Therefore, the problem in the prior art is how to clamp the uneven surface of the ingot. Utility Model Content

[0005] The present application provides a crystal ingot clamping device, which solves the technical problem of how to clamp an uneven crystal ingot surface in the prior art, thereby achieving the technical effect of improving the versatility of the clamping device and ensuring the clamping reliability and stability.

[0006] A crystal ingot clamping device, used for clamping crystal ingots during crystal ingot processing, comprises: a frame and a plurality of operating mechanisms, wherein the operating mechanisms are mounted on the frame, and the operating mechanisms comprise: a connecting rod and a clamping assembly, wherein the connecting rod is movably connected to the frame and has the freedom of movement along the axial direction of the connecting rod; the clamping assembly is arranged in the frame, wherein the clamping assembly is movably connected to the connecting rod, and the clamping assembly comprises at least one abutting portion, and the clamping assembly has the freedom of rotation so that the abutting portion can abut against the surface of the crystal ingot.

[0007] Preferably, the clamping assembly further comprises a connecting member, and the connecting member and the abutting portion are pin-connected or slidably connected.

[0008] Preferably, the connecting member is provided with a mounting groove capable of accommodating the abutting portion, the mounting groove is matched with the abutting portion, and the abutting portion can slide in the mounting groove.

[0009] Preferably, the clamping assembly further includes a first guide member and a second guide member, wherein the first guide member is arranged at the outer edge of the abutment portion, and the second guide member is arranged in the mounting groove, and the first guide member and the second guide member are cooperatively arranged so that the abutment portion is slidably connected to the connecting member.

[0010] Preferably, the connecting member comprises a connecting hole, the abutting portion is provided with a pin hole matching the connecting hole, and the abutting portion and the connecting member are pin-connected.

[0011] Preferably, the connecting member includes a first part and a second part, the first part is connected to the connecting rod; the second part is respectively connected to the first part and the abutting portion.

[0012] Preferably, at least a part of the abutting portion is a flexible member, and the flexible member can abut against the surface of the ingot.

[0013] Preferably, the frame further comprises supporting parts, which are arranged opposite to each other along the axial direction of the crystal ingot and are used for preliminarily supporting the crystal ingot.

[0014] Preferably, one end of the clamping assembly close to the crystal ingot is concave to form a receiving groove.

[0015] Preferably, the clamping assembly comprises more than two abutting portions, and the more than two abutting portions are arranged at intervals on the connecting member.

[0016] In summary, the beneficial technical effects of this application are:

[0017] A crystal ingot clamping device is provided, wherein the operating mechanism includes at least one clamping assembly, which has rotational freedom and can rotate relative to the surface of the crystal ingot, that is, when the clamping assembly clamps the surface of the crystal ingot, it can adapt to the convexity and concavity of the surface of the crystal ingot, and the abutment portion can better fit the surface of the crystal ingot and complete the clamping by a certain angle of rotation of the surface of the crystal ingot. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a front view of a crystal ingot clamping device in an embodiment of the utility model;

[0019] Figure 2 It is a front view of a crystal ingot clamping device in another embodiment of the utility model;

[0020] Figure 3 It is a front view of an operating mechanism in an embodiment of the utility model;

[0021] Figure 4 yes Figure 3 Enlarged view of part A in the middle;

[0022] Figure 5It is a front view of another operating mechanism in an embodiment of the utility model;

[0023] Figure 6 It is a result schematic diagram of the clamping assembly in the embodiment of the utility model;

[0024] Figure 7 It is a partial structural schematic diagram of a crystal ingot clamping device according to an embodiment of the utility model.

[0025] Explanation of the reference numerals: 100, frame; 110, supporting portion; 200, operating mechanism; 210, connecting rod; 220, clamping assembly; 221, connecting member; 2211, mounting groove; 2212, first portion; 2213, second portion; 2214, connecting hole; 222, abutting portion; 2221, accommodating groove; 230, first guide member; 240, second guide member; 300, ingot; 400, working space. DETAILED DESCRIPTION

[0026] The serial numbers for the components herein, such as "first", "second", etc., are only used to distinguish the objects described and do not have any order or technical meaning. The "connection" and "coupling" mentioned in this application, unless otherwise specified, include direct and indirect connections (couplings). In the description of this application, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc. are based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing this application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to this application.

[0027] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0028] Most of the existing crystal ingot clamping devices adopt a fixed clamping method, that is, the clamping is completed by applying a clamping force to the surface through a clamping component in a fixed position. This clamping component is generally clamped at a fixed position on the surface of the crystal ingot 300. However, due to the characteristics of the crystal ingot 300 itself, the surface of the existing crystal ingot 300, especially the sapphire crystal ingot 300, is not completely smooth. After processing, the surface of the crystal ingot 300 will have uneven parts, and the distribution of the uneven positions on the surface of the crystal ingot 300 is uncontrollable. At this time, the clamping effect cannot be guaranteed using the existing clamping method.

[0029] In order to solve the above-mentioned problems, the present application provides a crystal ingot clamping device, which achieves the technical effect of improving the versatility of the clamping device and ensuring the clamping reliability and stability.

[0030] The above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be understood that the specific embodiments described here are only used to explain the present application and are not used to limit the present application.

[0031] A kind of Figure 1-2 The ingot clamping device shown is used for clamping the ingot 300 during the processing of the ingot 300, and includes: a frame 100 and a plurality of operating mechanisms 200, the operating mechanisms 200 are installed on the frame 100, the operating mechanisms 200 include: a connecting rod 210 and a clamping assembly 220, the connecting rod 210 is movably connected to the frame 100, and has the freedom of movement along the axial direction of the connecting rod 210; the clamping assembly 220 is arranged in the frame, the clamping assembly 220 is connected to one end of the connecting rod 210, the clamping assembly 220 has the freedom of rotation, and the clamping assembly 220 can rotate around the connection point with the connecting rod 210.

[0032] Specifically, in the present application, the frame 100 is preferably rectangular, and the frame 100 also includes a supporting device for initially supporting the ingot 300. A rectangular placement space is provided in the rectangular frame 100. The axis of the ingot 300 is arranged parallel to the horizontal plane during processing. The placement of the ingot 300 during processing is as follows: Figure 1-2 As shown; it can be imagined that the rectangular frame 100 is only a preferred choice, and the frame 100 can also have other shapes, such as adding chamfers to the rectangular frame 100, or a trapezoidal frame 100, a triangular frame 100, a polygonal frame 100, etc. are all possible, as long as the accommodating space of the frame 100 can accommodate the ingot 300.

[0033] The operating mechanism 200, in the present application, is mounted on the frame 100, the clamping device includes a plurality of operating mechanisms 200, the number of the operating mechanisms 200 may be two, the two operating mechanisms 200 are oppositely arranged on the frame, and oppositely clamp to complete the clamping of the ingot 300; the number of the operating mechanisms 200 may also be three or more, the operating mechanisms 200 can be combined in the frame 100 to form a working space 400, the ingot 300 is mounted in the working space 400, and the plurality of operating mechanisms 200 constituting the working space 400 can be Synchronous movement to complete the clamping of the ingot 300, used to clamp the ingot 300 to complete subsequent processing; in the present application, the operating mechanism includes a connecting rod 210 and a clamping assembly 220; the connecting rod 210, the connecting rod 210 is movably connected to the frame 100, has the freedom of movement along the axial direction of the connecting rod 210, can move closer to or away from the ingot 300 located in the accommodating space, the connecting rod 210 is externally connected to a driving device, and can drive the components connected to the connecting rod 210 to move synchronously under the drive of the driving device; in the present application, the connecting rod 210 is at least partially rod-shaped. In one embodiment, the aforementioned frame 100 is provided with a through hole for the connecting rod 210 to move, and the connecting rod 210 is arranged in the through hole, and can reciprocate in the through hole to move closer to or away from the ingot 300; in another embodiment, the connecting rod 210 is arranged at the edge of the frame 100, and the edge of the frame 100 is correspondingly provided with a guide to guide the displacement of the connecting rod 210.

[0034] The clamping assembly 220 is movably connected to one end of the connecting rod 210 close to the crystal ingot 300, and the connection method may be welding, screw connection, clamping, etc. The clamping assembly 220 includes at least one abutment portion 222, and the abutment portion 222 is used to abut against the surface of the crystal ingot 300. The clamping assembly 220 can approach or move away from the crystal ingot 300 under the drive of the connecting rod 210 to complete the support or clamping operation of the crystal ingot 300; the clamping assembly 220 has a rotational degree of freedom, that is, the clamping assembly 220 can drive the abutment portion 222 to deflect relative to the surface of the crystal ingot 300, so that the clamping assembly 220 can better fit the surface of the crystal ingot 300, thereby improving the clamping efficiency of the abutment portion 222; the clamping assembly 220 may be claw-shaped, block-shaped, or semi-arc-shaped to match the surface contour of the crystal ingot 300.

[0035] Please refer to Figure 1 The clamping assembly 220 also includes a connecting member 221, one end of which is movably connected to one end of the connecting rod 210, and the other end of the connecting member 221 is movably connected to the abutment 222; specifically, the clamping assembly 220 also includes a connecting member 221, and the connecting member 221 is used to connect the connecting rod 210 and the abutment 222. The connecting member 221 and the connecting rod 210 can be movably connected. By setting the connecting member 221, the abutment 222 can rotate relative to the connecting rod 210, and can also be deflected relative to the surface of the ingot 300.

[0036] In one embodiment, the connecting member 221 and the abutting portion 222 are slidably connected, and a mounting groove 2211 for accommodating the abutting portion 222 is provided on the connecting member 221, and the mounting groove 2211 is matched with the abutting portion 222, and the abutting portion 222 can slide in the mounting groove 2211; preferably, the abutting portion 222 is arc-shaped, and the arc-shaped end of the abutting portion 222 is arranged close to the connecting rod 210, and a mounting groove 2211 for accommodating the abutting portion 222 is provided on the connecting member 221, and the abutting portion 222 can rotate in the mounting groove 2211; in this embodiment, the abutting portion 222 is as follows Figure 6 In the arc-shaped member shown, the arc-shaped end of the arc-shaped abutment portion 222 is close to the connecting rod 210, and a corresponding arc-shaped groove is provided on the connecting member 221, the arc-shaped end is provided corresponding to the arc-shaped groove, and the arc-shaped abutment portion 222 can slide in the arc-shaped groove;

[0037] In this embodiment, the operating mechanism also includes: a first guide member 230 and a second guide member 240, the first guide member 230 is arranged on the outer edge of the abutment portion 222; the second guide member 240 is arranged in the guide groove, and the first guide member 230 and the second guide member 240 are arranged in coordination; preferably, the first guide member 230 is an arc-shaped track, and the second guide member 240 is an arc-shaped slider, and the first guide member 230 can slide on the second guide member 240. Since the abutment portion 222 is arc-shaped, the track and the slider are also arc-shaped, so the first guide member 230 can slide and rotate relative to the second guide member 240.

[0038] In another embodiment, the connecting member 221 includes a connecting hole 2214, and the abutting portion 222 is provided with a pin hole matching therewith, and the abutting portion 222 and the connecting member 221 are pin-connected; the connecting member 221 and the abutting portion 222 are pin-connected, and the connecting member 221 includes a connecting hole 2214, and the abutting portion 222 is provided with a pin hole matching therewith, and the abutting portion 222 and the connecting member are pin-connected, which brings the same effect as that in the aforementioned embodiment.

[0039] Please refer to Figure 4The connecting member 221 includes a first part 2212 and a second part 2213, the first part 2212 is connected to the connecting rod 210, and the second part 2213 is movably connected to the first part 2212 and the abutting part 222 respectively; in one embodiment, the first part 2212 and the second part 2213 are movably connected, and the connection method is a sliding connection. By setting the first part 2212 and the second part 2213 that are movably connected, it is equivalent to adding a movable joint point on the basis of the above, so that the rotation angle of the clamping assembly 220 is larger, and the clamping assembly 220 can better adapt to the surface environment of the ingot 300, improve the clamping efficiency and clamping effect, and the movable connection method can be pin connection, sliding connection, etc.; it can be imagined The connecting member 221 does not necessarily include only the first part 2212 and the second part 2213. A third part, a fourth part, and up to the nth part may be arranged between the first part 2212 and the second part 2213. By increasing the number of components in the connecting member 221 and movably connecting the various parts, it is equivalent to setting a plurality of rotation points, which can increase the range of motion and the efficiency of the connecting member 221, thereby increasing the clamping performance of the abutment portion 222. In another embodiment, the first part 2212 and the second part 2213 are detachably connected such as by snap-fitting, and the first part 2212 and the second part 2213 are assembled together, and can be directly replaced when replacement is needed, thereby improving the versatility of the equipment.

[0040] Please refer to Figure 6 The end of the abutting portion 222 close to the ingot 300 is concave to form a receiving groove 2221, and the outer contour of the abutting portion 222 is arc-shaped, and the plane end of the arc-shaped abutting portion 222 is arranged close to the ingot 300; wherein, the end surface of the abutting portion 222 close to the ingot 300 is concave to form the receiving groove 2221 and the clamping portion higher than the mounting groove 2211. In one embodiment, the contour of the clamping assembly 220 is as follows Figure 6 As shown, it includes a receiving groove 2221 and a clamping portion, and the clamping portion is arranged higher than the receiving groove 2221, so that the part of the clamping assembly 220 used to grasp the crystal ingot 300 forms a structure similar to a "U" shape. The two clamping points of the "U" shape can abut against the surface of the crystal ingot 300 after the clamping assembly 220 is rotated, and the protrusions on the surface of the crystal ingot 300 can enter the receiving cavity, so that the clamping assembly 220 can better adapt to the shape of the surface of the crystal ingot 300 and can better clamp the crystal ingot 300.

[0041] Please refer to Figure 3-4, the clamping assembly 220 includes more than two abutting portions 222, and the more than two abutting portions 222 are arranged at intervals on the connecting member 221. In one embodiment, the clamping assembly 220 includes more than two abutting portions 222, and the abutting portions 222 are installed at intervals on the connecting member 221. The connecting member 221 includes a mounting plane, and the abutting portions 222 are installed on the mounting plane. The clamping assembly 220 can rotate relative to the plane; more than two clamping assemblies 220 are installed on the same plane, so that multiple clamping assemblies 220 can move synchronously and clamp the crystal ingot 300 synchronously, so that the force on the crystal ingot 300 is more balanced, and the displacement of the crystal ingot 300 caused by a single clamping is avoided; it can be imagined that the first part 2212 and the second part 2213 of the aforementioned connecting member 221 can also be arranged in this way, with more than two first parts 2212 arranged on the second part 2213, and more than two abutting portions 222 arranged on the first part 2212.

[0042] The axis of the clamping assembly 220 is arranged parallel to the axis of the ingot 300; and / or, the axis of the clamping assembly 220 is arranged perpendicular to the axis of the ingot 300. In one embodiment, the clamping assembly 220 is arc-shaped, and the axis of the arc-shaped clamping assembly 220 is arranged parallel to the axis of the ingot 300. The specific arrangement is as follows: Figure 1 As shown; in another embodiment, the axis of the arc-shaped clamping assembly 220 is arranged perpendicular to the axis of the ingot 300, and the specific arrangement is as follows Figure 2 shown.

[0043] For further information, please refer to Figure 7 , multiple clamping assemblies 220 are combined to form a working space 400, the crystal ingot 300 is arranged in the working space 400, and the multiple clamping assemblies 220 combined into the working space 400 can operate synchronously; in one embodiment, the connecting rods 210 are arranged opposite to each other on the frame 100 along the axis of the crystal ingot 300, and the connecting rods 210 arranged opposite to each other can move synchronously to complete clamping. In one embodiment, the connecting rods 210 are arranged opposite to each other on the frame 100 along the axis of the crystal ingot 300, that is, the connecting rods 210 located on both sides of the frame 100 are respectively arranged in the radial direction of the frame 100, and the connecting rods 210 located at both ends are arranged opposite to each other, and the connecting rods 210 arranged opposite to each other can synchronously approach or move away from the crystal ingot 300, so that the crystal ingot 300 always maintains uniform force during clamping, and no deflection occurs, thereby ensuring the clamping effect of the clamping assembly 220.

[0044] The clamping assembly 220 is at least partially a flexible part, and at least partially the flexible part can abut against the surface of the crystal ingot 300. The clamping assembly 220 includes a clamping assembly 220 body made of a rigid member and a flexible part connected to the clamping assembly 220 body. The flexible part can be made of materials such as rubber and polyvinyl chloride, and the flexible part and the rigid part can be connected by bonding, screwing, clamping, etc. The flexible part is used to fit the surface of the crystal ingot 300. Due to the nature of the crystal ingot 300, the surface of the crystal ingot 300 may be scratched when using a rigid material, and the provision of a flexible part can avoid scratching the surface of the crystal ingot 300 when clamping the crystal ingot 300; at the same time, the flexible part can also undergo elastic deformation to increase the clamping area and ensure the clamping effect.

[0045] Please refer to the figure, the frame 100 also includes a support part 110, and the support part 110 is arranged opposite to the axial direction of the crystal ingot 300, and is used to preliminarily support the crystal ingot 300; in one embodiment, the frame 100 also includes axial support parts 110 located on both sides, and the axial support parts 110 are used to support or clamp the crystal ingot 300 from both axial ends, so that the crystal ingot 300 can be preliminarily fixed in the frame 100. By setting the support part 110, the crystal ingot can be better initially positioned, and a certain clamping ability can also be provided.

[0046] Technical effects:

[0047] A crystal ingot clamping device is provided, wherein an operating mechanism 200 includes at least one clamping assembly 220, and the clamping assembly 220 has rotational freedom and can rotate relative to the surface of the crystal ingot 300, that is, when the clamping assembly 220 clamps the surface of the crystal ingot 300, it can adapt to the convexity and concavity of the surface of the crystal ingot 300, and the abutment portion 222 can better fit the surface of the crystal ingot 300 for a certain angle of rotation of the surface of the crystal ingot 300.

[0048] Although the preferred embodiments of the present application have been described, those skilled in the art may make additional changes and modifications to these embodiments once they are aware of the basic creative concepts. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present application. Obviously, those skilled in the art may make various changes and modifications to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is also intended to include these modifications and variations.

Claims

1. A crystal ingot clamping device, characterized in that: include: Frame(100); An operating mechanism (200), wherein the operating mechanism (200) is installed on the frame (100), and there are a plurality of operating mechanisms (200), each of which comprises: A connecting rod (210), wherein the connecting rod (210) is movably connected to the frame (100) and has a degree of freedom of movement along the axial direction of the connecting rod (210); A clamping assembly (220), wherein the clamping assembly (220) is disposed in the frame (100), the clamping assembly (220) is movably connected to the connecting rod (210), the clamping assembly (220) comprises at least one abutting portion (222), and the clamping assembly (220) has a rotational freedom so that the abutting portion (222) can abut against the surface of the ingot (300).

2. The ingot clamping device according to claim 1, characterized in that: The clamping assembly (220) further comprises a connecting member (221), and the connecting member (221) and the abutting portion (222) are pin-connected or slidably connected.

3. The ingot clamping device according to claim 2, characterized in that: The connecting member (221) is provided with a mounting groove (2211) capable of accommodating the abutting portion (222); the mounting groove (2211) is arranged in cooperation with the abutting portion (222); and the abutting portion (222) can slide in the mounting groove (2211).

4. The ingot clamping device according to claim 3, characterized in that: The operating mechanism also includes: A first guide member (230), the first guide member (230) being arranged on the outer edge of the abutting portion (222); The second guide member (240) is arranged in the installation groove (2211), and the first guide member (230) and the second guide member (240) are arranged in cooperation with each other so that the abutting portion (222) and the connecting member (221) are slidably connected.

5. The ingot clamping device according to claim 2, characterized in that: The connecting member (221) comprises a connecting hole (2214), and a pin hole matching the connecting hole is provided on the abutting portion (222), and the abutting portion (222) and the connecting member (221) are pin-connected.

6. The ingot clamping device according to claim 5, characterized in that: The connecting member (221) comprises: a first portion (2212), the first portion (2212) being connected to the connecting rod (210); The second part (2213), the second part (2213) is connected to the first part (2212) and the abutting part (222) respectively.

7. The ingot clamping device according to claim 6, characterized in that: At least part of the abutting portion (222) is a flexible member, and the flexible member can abut against the surface of the crystal ingot (300).

8. The ingot clamping device according to claim 6, characterized in that: The frame (100) further comprises a support portion (110), wherein the support portion (110) is arranged opposite to the axial direction of the crystal ingot (300) and is used for preliminarily supporting the crystal ingot (300).

9. The ingot clamping device according to claim 6, characterized in that: One end of the abutting portion (222) close to the crystal ingot (300) is concave to form a receiving groove (2221).

10. The ingot clamping device according to claim 2, characterized in that: The clamping assembly (220) comprises more than two abutment portions (222), and the more than two abutment portions (222) are arranged at intervals on the connecting member (221).

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