Line drawing device

Abstract

The utility model provides a line drawing device. The line drawing device comprises a rack; the conveying assembly is arranged on the rack, and the conveying assembly is used for conveying a to-be-machined part; the line drawing assembly is arranged on the rack and located on one side of the conveying assembly, the line drawing assembly comprises a line drawing structure, and the position of the line drawing structure is adjustably arranged; and the centering assembly is arranged on the rack and comprises at least two oppositely-arranged centering structures, a centering space is defined by the at least two centering structures, and the size of the centering space is adjustable so that the centering space can be used for clamping a workpiece to be machined. The silicon single crystal rod machining device effectively solves the problem that in the prior art, the machining efficiency of a silicon single crystal rod is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to single crystal silicon rod technical field, specifically, relate to a line drawing device. BACKGROUND

[0002] At present, in the processing and transportation process of single crystal silicon rod, single crystal silicon rod is easy to be bumped by external force, leading to the phenomenon of edge collapse, and if the single crystal silicon rod with edge collapse directly enters the slicing process without processing, it will cause damage to the slicing equipment, and seriously it will cause the slicing equipment to break down, thereby affecting the working efficiency of the slicing equipment.

[0003] In the prior art, a detection device and a line drawing device are usually installed on the transportation line of the single crystal silicon rod, the detection device detects the position of the edge collapse of the single crystal silicon rod, and transmits the detection result to the line drawing device, the line drawing device draws lines and codes on the position of the edge collapse of the single crystal silicon rod, so as to facilitate the subsequent re-cutting equipment to cut off the single crystal silicon rod for processing.

[0004] However, the existing line drawing device is a fixed-point operation type equipment, the coding head is fixed and cannot be moved, so it cannot be adjusted according to the actual size of the single crystal silicon rod and the specific position of the edge collapse, thereby reducing the universality and accuracy of the line drawing device, which easily affects the working efficiency of the subsequent re-cutting process, and further reduces the processing efficiency of the single crystal silicon rod. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a line drawing device to solve the problem of low processing efficiency of single crystal silicon rod in the prior art.

[0006] In order to achieve the above purpose, the utility model provides a line drawing device, which comprises a rack, a conveying assembly arranged on the rack, the conveying assembly being used for conveying a workpiece to be processed, a line drawing assembly arranged on the rack and located on one side of the conveying assembly, the line drawing assembly comprising a line drawing structure, the line drawing structure being adjustably arranged, a centering assembly arranged on the rack, the centering assembly comprising at least two oppositely arranged centering structures, a centering space being formed around the at least two centering structures, and the size of the centering space being adjustably arranged for clamping the workpiece to be processed.

[0007] Further, the centering assembly further comprises a driving structure arranged between the at least part of the conveying assembly and the rack, the driving structure being drivingly connected with each centering structure, the driving structure being used for driving the at least two centering structures to move towards or away from each other, so as to adjust the size of the centering space.

[0008] Further, each centering structure comprises: a main body part connected with the driving structure; a mounting part arranged on the main body part; and rolling members rotatably arranged on the mounting part, and at least part of the outer circumferential surfaces of the rolling members are used to contact the outer surface of the workpiece.

[0009] Further, the line drawing assembly further comprises: a first sliding assembly comprising a first sliding rail structure and a first sliding block structure, the first sliding rail structure and the first sliding block structure are in sliding fit, and the first sliding rail structure is arranged on the rack and extends along a first direction; a second sliding assembly comprising a second sliding rail structure and a second sliding block structure, the second sliding rail structure and the second sliding block structure are in sliding fit, and the second sliding rail structure is arranged on the first sliding block structure and extends along a second direction; and a driving device arranged on the second sliding block structure, and the driving device is in driving connection with the line drawing structure to drive the line drawing structure to move along a third direction; wherein the first direction is parallel to the conveying direction of the conveying assembly, the second direction is perpendicular to the first direction, and the third direction is perpendicular to both the first direction and the second direction.

[0010] Further, the driving device is a pneumatic cylinder, and the pneumatic cylinder comprises a cylinder body and a piston rod, one of the cylinder body and the piston rod is arranged on the second sliding block structure, and the other of the cylinder body and the piston rod is connected with the line drawing structure.

[0011] Further, the conveying assembly comprises: a support structure arranged on the rack; and a conveying belt arranged on the support structure and used to convey the workpiece; wherein at least part of the conveying belt is made of flexible material.

[0012] Further, the line drawing device further comprises a guide assembly arranged on the support structure; the guide assembly comprises at least two oppositely arranged guide structures, a guide space is formed around the at least two guide structures, and at least part of the workpiece is located in the guide space; wherein at least part of the guide structures are used to contact the outer surface of the workpiece to guide the workpiece.

[0013] Further, the guide structure comprises: a support member arranged on the support structure; and rotating members rotatably arranged on the support member, and at least part of the rotating members contact the outer surface of the workpiece; wherein the rotating members are multiple, and the multiple rotating members are arranged at intervals along the length direction or the width direction of the support member.

[0014] Further, the line drawing device further comprises a blocking assembly, and the blocking assembly comprises: a fixed structure arranged on the rack; a mounting structure arranged at the end of the fixed structure away from the rack; and damping structures arranged on the mounting structure, and at least part of the damping structures are used to contact the workpiece to block the workpiece; wherein the damping structures are multiple, and the multiple damping structures are arranged at intervals along the length or the width direction of the mounting structure.

[0015] Further, the rack comprises: a support leg; a mounting arranged on the support leg; a fixing part arranged at an end of the support leg away from the mounting; wherein the fixing part moves in a direction away from or close to the support leg to adjust the height of the rack.

[0016] The technical scheme of the utility model is applied, the conveying assembly of the line drawing device is arranged on the rack, and the conveying assembly is used for conveying the workpiece to be processed. The line drawing assembly is arranged on the rack and located at one side of the conveying assembly, and the line drawing assembly comprises a line drawing structure, and the line drawing structure is adjustably arranged. The centering assembly is arranged on the rack, and the centering assembly comprises at least two oppositely arranged centering structures, and a centering space is formed around the at least two centering structures, and the size of the centering space is adjustably arranged for clamping the workpiece to be processed. In this way, when the conveying assembly conveys the workpiece to be processed with the edge collapse to the line drawing assembly, the line drawing assembly draws a line at the edge collapse of the workpiece to be processed by adjusting the position of the line drawing structure, expands the line drawing range of the line drawing structure, and is suitable for workpieces to be processed of different specifications and sizes. Not only the universality of the line drawing assembly is improved, but also the line drawing accuracy of the line drawing assembly is improved, the processing efficiency of the workpiece to be processed is improved, and the problem of low processing efficiency of the single crystal silicon rod in the prior art is solved. At the same time, the above arrangement of the centering assembly adjusts the position of the workpiece to be processed on one hand, ensures the accuracy of the position of the workpiece to be processed, avoids inaccurate line drawing due to inaccurate position of the workpiece to be processed, and further improves the line drawing accuracy of the line drawing assembly. On the other hand, the centering range of the centering structure is expanded to be suitable for workpieces to be processed of different specifications and sizes, the universality of the centering assembly is improved, and the universality of the line drawing device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] The drawings accompanying the specification of this application form a part of the application and serve to further provide a further understanding of the application, the illustrative embodiments of the application and its description serve to explain the application without limiting the application in any way. In the drawings:

[0018] Figure 1 A structural schematic view of an embodiment of the line drawing device according to the utility model is shown;

[0019] Figure 2 A centering assembly structural schematic view of the line drawing device according to the utility model is shown;

[0020] Figure 3 A line drawing assembly structural schematic view of the line drawing device according to the utility model is shown;

[0021] Figure 4 A conveying assembly structural schematic view of the line drawing device according to the utility model is shown;

[0022] Figure 5A guiding assembly structure schematic view of the line drawing device is shown.

[0023] Figure 6 A blocking assembly structure schematic view of the line drawing device is shown.

[0024] Figure 7 A rack structure schematic view of the line drawing device is shown.

[0025] Among them, the above-mentioned drawings include the following reference signs:

[0026] 1, a workpiece to be processed;

[0027] 10, a rack; 11, a support leg; 12, a mounting piece; 13, a fixed part;

[0028] 20, a conveying assembly; 21, a support structure; 22, a conveying belt;

[0029] 30, a line drawing assembly; 31, a line drawing structure; 311, an inkjet line drawing piece; 312, a fixed piece;

[0030] 32, a first sliding assembly; 321, a first sliding rail structure; 322, a first sliding block structure;

[0031] 33, a second sliding assembly; 331, a second sliding rail structure; 332, a second sliding block structure;

[0032] 34, a driving device; 341, a cylinder body; 342, a piston rod;

[0033] 40, a centering assembly; 41, a centering structure; 411, a main body part; 412, a mounting part; 413, a rolling piece; 42, a driving structure;

[0034] 50, a guiding assembly; 51, a guiding structure; 511, a support piece; 512, a rotating piece;

[0035] 60, a blocking assembly; 61, a fixed structure; 62, a mounting structure; 63, a damping structure;

[0036] 70, an operation screen. DETAILED DESCRIPTION

[0037] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with embodiments.

[0038] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0039] In the utility model, in not making opposite explanation case, the orientation word such as " upper, lower " usually is for the direction shown in the drawing, or it is for vertical, perpendicular or gravity direction; Similarly, for the convenience of understanding and description, " left, right " usually is for the left, right shown in the drawing; " inner, outer " refers to the inner, outer of the contour of each component itself, but the above orientation word is not used to limit the utility model.

[0040] In order to solve the problem of low processing efficiency of single crystal silicon rod in the prior art, a line drawing device is provided.

[0041] As shown in Figures 1 to 6 Line drawing device includes rack 10, conveying assembly 20, line drawing assembly 30 and centering assembly 40. Conveying assembly 20 is arranged on rack 10, and conveying assembly 20 is used to convey workpiece 1. Line drawing assembly 30 is arranged on rack 10 and located on one side of conveying assembly 20, and line drawing assembly 30 includes line drawing structure 31, and line drawing structure 31 is adjustably arranged. Centering assembly 40 is arranged on rack 10, and centering assembly 40 includes at least two oppositely arranged centering structures 41, and a centering space is formed around at least two centering structures 41, and the size of the centering space is adjustably arranged to clamp workpiece 1.

[0042] The technical scheme of the embodiment is applied, the conveying assembly 20 of the line drawing device is arranged on the rack 10, and the conveying assembly 20 is used to convey the workpiece 1. The line drawing assembly 30 is arranged on the rack 10 and located on one side of the conveying assembly 20, and the line drawing assembly 30 includes the line drawing structure 31, and the line drawing structure 31 is adjustably arranged. The centering assembly 40 is arranged on the rack 10, and the centering assembly 40 includes at least two oppositely arranged centering structures 41, and a centering space is formed around at least two centering structures 41, and the size of the centering space is adjustably arranged to clamp workpiece 1. In this way, when the conveying assembly 20 conveys the workpiece 1 with the edge collapse to the line drawing assembly 30, the line drawing assembly 30 adjusts the position of the line drawing structure 31 to draw a line at the edge collapse of the workpiece 1, expands the line drawing range of the line drawing structure 31, and adapts to workpieces 1 of different specifications and sizes. Not only improves the versatility of the line drawing assembly 30, but also improves the line drawing accuracy of the line drawing assembly 30, improves the processing efficiency of the workpiece 1, and further solves the problem of low processing efficiency of single crystal silicon rod in the prior art. At the same time, the above-mentioned setting of the centering assembly 40 on the one hand realizes the adjustment of the position of the workpiece 1, ensures the accuracy of the position of the workpiece 1, avoids inaccurate line drawing due to inaccurate position of the workpiece 1, and further improves the line drawing accuracy of the line drawing assembly 30; On the other hand, the centering range of the centering structure 41 is expanded to adapt to workpieces 1 of different specifications and sizes, improve the versatility of the centering assembly 40, and improve the versatility of the line drawing device.

[0043] In the embodiment, the workpiece 1 is a single crystal silicon rod.

[0044] As shown in Figure 1 and Figure 2 , the centering assembly 40 further comprises a driving structure 42. The driving structure 42 is arranged on the rack 10 and located between the at least partial conveying assembly 20 and the rack 10. The driving structure 42 is drivingly connected with each of the centering structures 41, and is used to drive the at least two centering structures 41 to move towards or away from each other, so as to adjust the size of the centering space. In this way, the driving structure 42 drives the centering structures 41 to move to realize the automatic clamping or automatic release of the centering structures 41, thereby improving the automation degree of the centering assembly 40 and reducing the labor intensity of the workers. At the same time, the centering space is adjustably arranged to adapt to workpieces 1 of different specifications and sizes, thereby improving the versatility of the centering assembly 40 and the line drawing device.

[0045] In the embodiment, the driving structure 42 is a pneumatic cylinder, the cylinder body is arranged on the rack 10 and located between the at least partial conveying assembly 20 and the rack 10, and the piston rod is a plurality of piston rods. The plurality of piston rods are respectively arranged at two opposite ends of the cylinder body, and at least two piston rods are arranged at one end of the cylinder body. The piston rod is connected with the centering structure 41.

[0046] As shown in Figure 2 , each centering structure 41 comprises a main body part 411, a mounting part 412 and a rolling element 413. The main body part 411 is connected with the driving structure 42. The mounting part 412 is arranged on the main body part 411. The rolling element 413 is rotatably arranged on the mounting part 412, and at least part of the outer circumferential surface of the rolling element 413 is used to contact the outer surface of the workpiece 1. The rolling element 413 is a plurality of rolling elements, and the plurality of rolling elements are arranged at intervals along the length direction or the width direction of the mounting part 412. In this way, the above-mentioned arrangement realizes the connection between the centering structure 41 and the driving structure 42 through the main body part 411. At the same time, the above-mentioned arrangement of the rolling element 413 on the one hand makes the centering structure 41 and the workpiece 1 in rolling contact, reduces the friction between the centering structure 41 and the workpiece 1, reduces the damage to the workpiece 1, realizes the protection of the workpiece 1, and guarantees the quality of the workpiece 1; on the other hand, the centering structure 41 and the conveying process of the workpiece 1 are matched, and the conveying efficiency of the workpiece 1 is guaranteed.

[0047] Specifically, the rolling direction of the rolling element 413 is consistent with the conveying direction of the workpiece 1, so as to facilitate improving the conveying efficiency of the workpiece 1.

[0048] In the embodiment, the number of the rolling elements 413 is seven.

[0049] It should be noted that the number of rolling members 413 is not limited to this, and can be adjusted according to the working conditions and use requirements. Optionally, the number of rolling members 413 is three, or four, or six, or nine, or more.

[0050] In this embodiment, the rolling member 413 is a roller.

[0051] In this embodiment, the outer circumferential surface of the roller is made of polyurethane material, which further avoids damage to the workpiece 1 when in contact with the outer surface of the workpiece 1, and further improves the quality of the workpiece 1.

[0052] Specifically, the roller is inserted into the mounting portion 412 through a pin shaft, one end of the pin shaft is connected to the mounting portion 412 through a snap spring, and the other end of the pin shaft is fastened through a locking nut.

[0053] Specifically, the mounting portion 412 and the main body portion 411 are fixed by screws.

[0054] As shown in Figure 3 The line drawing assembly 30 further includes a first sliding assembly 32, a second sliding assembly 33, and a driving device 34. The first sliding assembly 32 includes a first sliding rail structure 321 and a first sliding block structure 322, and the first sliding rail structure 321 and the first sliding block structure 322 are slidingly connected. The first sliding rail structure 321 is arranged on the rack 10 and extends along a first direction. The second sliding assembly 33 includes a second sliding rail structure 331 and a second sliding block structure 332, and the second sliding rail structure 331 and the second sliding block structure 332 are slidingly connected. The second sliding rail structure 331 is arranged on the first sliding block structure 322 and extends along a second direction. The driving device 34 is arranged on the second sliding block structure 332, and the driving device 34 is drivingly connected with the line drawing structure 31 to drive the line drawing structure 31 to move along a third direction. The first direction is parallel to the conveying direction of the conveying assembly 20, the second direction is perpendicular to the first direction, and the third direction is perpendicular to the first direction and the second direction. In this way, the line drawing assembly 30 drives the line drawing structure 31 to move along the first direction through the first sliding assembly 32, drives the line drawing structure 31 to move along the second direction through the second sliding assembly 33, and drives the line drawing structure 31 to move along the third direction through the driving device 34, so that the line drawing structure 31 is adjustably arranged. At the same time, the above arrangement not only realizes the line drawing accuracy and flexibility of the line drawing structure 31, but also can adapt to workpieces 1 of different specifications and sizes, thereby improving the versatility of the line drawing device.

[0055] In this embodiment, the first sliding assembly 32 and the second sliding assembly 33 are both linear modules.

[0056] In this embodiment, the second sliding assembly 33 is connected with the first sliding block structure 322 through a bolt.

[0057] As shown in Figure 3 The driving device 34 is a cylinder, which includes a cylinder body 341 and a piston rod 342. One of the cylinder body 341 and the piston rod 342 is arranged on the second sliding block structure 332, and the other of the cylinder body 341 and the piston rod 342 is connected with the line drawing structure 31. In this way, the cylinder can provide more stable driving force for the line drawing structure 31, ensuring the stability and reliability of the movement of the line drawing structure 31. At the same time, the above arrangement makes the arrangement positions of the cylinder body 341 and the piston rod 342 more flexible and diverse, so as to adapt to different working conditions and use requirements, and also improves the processing flexibility of the workers.

[0058] In the embodiment, the cylinder body 341 is arranged on the second sliding block structure 332, and the piston rod 342 is connected with the line drawing structure 31.

[0059] Specifically, the cylinder body 341 is connected with the second sliding block structure 332 by bolts.

[0060] Specifically, the line drawing structure 31 includes an inkjet line drawing piece 311 and a fixing piece 312. The inkjet line drawing piece 311 is connected with the fixing piece 312 by bolts, and the fixing piece 312 is connected with the piston rod 342 by bolts.

[0061] In the embodiment, the inkjet line drawing piece 311 is a code printer.

[0062] Specifically, the line drawing device is also provided with an operation screen 70, so as to facilitate the workers to monitor and adjust the line drawing state of the line drawing structure 31 in real time.

[0063] In an embodiment not shown in the drawings, the piston rod is arranged on the second sliding block structure, and the cylinder body is connected with the line drawing structure.

[0064] As shown in Figure 4 The conveying assembly 20 includes a support structure 21 and a conveying belt 22. The support structure 21 is arranged on the rack 10. The conveying belt 22 is arranged on the support structure 21 and is used to convey the workpiece 1. At least part of the conveying belt 22 is made of flexible material. In this way, the above arrangement realizes the connection between the conveying assembly 20 and the rack 10 through the support structure 21. At the same time, the conveying belt 22 is arranged in a manner that protects the workpiece 1 compared with the double-speed chain and the roller conveying line, avoiding scratching of the workpiece 1 during the conveying process and the centering process, and further improving the quality of the workpiece 1.

[0065] In the embodiment, the conveying belt 22 is made of felt material.

[0066] Specifically, the conveying belt 22 is a single felt conveying belt 22, avoiding the deviation phenomenon of the conveying belt 22 during the conveying process.

[0067] As shown in Figure 5As shown, the line drawing device further comprises a guiding assembly 50 arranged on the support structure 21. The guiding assembly 50 comprises at least two oppositely arranged guiding structures 51, and a guiding space is formed between the at least two guiding structures 51, and at least part of the workpiece 1 is located in the guiding space. Among them, at least part of the guiding structure 51 is used to contact the outer surface of the workpiece 1 to guide the workpiece 1. In this way, when the workpiece 1 runs in the guiding space, the guiding structure 51 can contact the workpiece 1 when the workpiece 1 deviates from the running direction to limit and stop the workpiece 1, so as to avoid the workpiece 1 from falling off the conveying belt 22, not only ensuring the reliability of the workpiece 1 conveying, but also ensuring the accuracy of the running direction of the workpiece 1, thereby ensuring the running efficiency of the workpiece 1 and improving the production efficiency.

[0068] As shown in the drawings, Figure 5 The guiding structure 51 comprises a support 511 and a rotating part 512. The support 511 is arranged on the support structure 21. The rotating part 512 is rotatably arranged on the support 511, and at least part of the rotating part 512 contacts the outer surface of the workpiece 1. Among them, the rotating part 512 is a plurality of, and the plurality of rotating parts 512 are arranged in the length direction or the width direction of the support 511. In this way, the above-mentioned arrangement realizes the connection between the guiding structure 51 and the conveying structure through the support 511. At the same time, the above-mentioned arrangement of the rotating part 512 makes the rotating part 512 able to roll in contact with the outer surface of the workpiece 1 when the guiding structure 51 limits and stops the workpiece 1, which reduces the friction between the rotating part 512 and the workpiece 1, ensures the smoothness of the workpiece 1 running, and further improves the running efficiency of the workpiece 1.

[0069] In this embodiment, the rotating part 512 is a roller.

[0070] Specifically, the rotating direction of the rotating part 512 is consistent with the conveying direction of the workpiece 1, so as to facilitate improving the conveying efficiency of the workpiece 1.

[0071] In this embodiment, the support 511 is in the form of a plate, and the rotating part 512 is arranged in the length direction of the support 511.

[0072] Specifically, the support 511 is connected with the support structure 21 through a bolt and nut structure. Among them, the nut structure is a T-shaped nut.

[0073] In this embodiment, the number of the rotating part 512 is thirteen.

[0074] It should be noted that the number of the rotating part 512 is not limited to this, and can be adjusted according to the working condition and use requirement. Alternatively, the number of the rotating part 512 is three, or four, or nine, or ten, or fourteen, or more.

[0075] As shown in Figure 6 The line drawing device further comprises a blocking assembly 60, which comprises a fixing structure 61, a mounting structure 62 and a damping structure 63. The fixing structure 61 is arranged on the rack 10. The mounting structure 62 is arranged at one end of the fixing structure 61 away from the rack 10. The damping structure 63 is arranged on the mounting structure 62, and at least part of the damping structure 63 is used to contact the workpiece 1 to be processed to block the workpiece 1 to be processed. Among them, the damping structure 63 is multiple, and the multiple damping structures 63 are arranged in the length or width direction of the mounting structure 62. In this way, the above-mentioned arrangement realizes the connection between the blocking assembly 60 and the rack 10 through the mounting structure 62. At the same time, the above-mentioned arrangement of the damping structure 63 realizes the stopping of the workpiece 1 to be processed in the running process on the one hand, so as to realize the line drawing of the workpiece 1 to be processed by the line drawing assembly 30; on the other hand, it avoids damaging the workpiece 1 to be processed, and further realizes the protection of the workpiece 1 to be processed.

[0076] In this embodiment, the damping structure 63 is made of elastic material.

[0077] In this embodiment, the mounting structure 62 is plate-shaped, and the damping structure 63 is arranged in the length direction of the mounting structure 62.

[0078] In this embodiment, the number of damping structures 63 is two.

[0079] It should be noted that the number of damping structures 63 is not limited to this, and can be adjusted according to the working condition and use requirement. Optionally, the number of damping structures 63 is three, or four, or six, or nine, or more.

[0080] In this embodiment, the fixing structure 61 is a diagonal brace, one end of which is connected to the rack 10 by a bolt, and the other end of which is connected to the mounting structure 62 by a bolt. In this way, the above-mentioned arrangement guarantees the rigidity of the blocking assembly 60 while also increasing the anti-seismic ability of the blocking assembly 60, further realizing the protection of the workpiece 1 to be processed.

[0081] Specifically, the fixing structure 61 is two, and the two oppositely arranged fixing structures 61 are respectively located on both sides of the conveying belt 22.

[0082] It should be noted that the number of fixing structures 61 is not limited to this, and can be adjusted according to the working condition and use requirement. Optionally, the number of fixing structures 61 is one, or three, or four, or six, or nine, or more.

[0083] Specifically, the previous workstation will detect the chipped edge information of the workpiece 1 to be processed and transmit it to the line drawing device. The conveying component 20 conveys the workpiece 1 to be processed with the chipped edge through the conveyor belt 22. The workpiece 1 to be processed encounters the shock-absorbing structure 63 and is stopped by the shock-absorbing structure 63. The line drawing structure 31 uses the contact surface between the shock-absorbing structure 63 and the workpiece 1 to be processed as the origin, and draws lines on the workpiece 1 according to the detection information of the previous workstation. Afterwards, the conveyor belt 22 conveys the marked workpiece 1 to be processed to the next workstation.

[0084] like Figure 7 As shown, the rack 10 includes a support leg 11, a mounting member 12, and a fixing portion 13. The mounting member 12 is mounted on the support leg 11. The fixing portion 13 is disposed at the end of the support leg 11 away from the mounting member 12. The fixing portion 13 moves away from or toward the support leg 11 to adjust the height of the rack 10. This arrangement not only improves the support and fixing performance of the rack 10, but also allows the rack 10 to be adjusted to suit different working conditions and usage requirements, thereby enhancing the flexibility and practicality of the rack 10.

[0085] In this embodiment, the fixing portion 13 is a foot cup.

[0086] From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:

[0087] The conveying assembly of the line drawing device is arranged on the frame, and the conveying assembly is used to convey the workpiece to be processed. The line drawing assembly is arranged on the frame and is located on one side of the conveying assembly. The line drawing assembly includes a line drawing structure, and the position of the line drawing structure is adjustable. The centering assembly is arranged on the frame, and the centering assembly includes at least two centering structures arranged opposite to each other. A centering space is formed between the at least two centering structures, and the size of the centering space is adjustable for clamping the workpiece to be processed. In this way, when the conveying assembly conveys the workpiece to be processed with chipped edges to the line drawing assembly, the line drawing assembly draws lines at the chipped edges of the workpiece to be processed by adjusting the position of the line drawing structure, thereby expanding the line drawing range of the line drawing structure to accommodate workpieces to be processed of different specifications and sizes. This not only improves the versatility of the line drawing assembly, but also improves the line drawing accuracy of the line drawing assembly, improves the processing efficiency of the workpiece to be processed, and thus solves the problem of low processing efficiency of single crystal silicon rods in the prior art. At the same time, the above-mentioned setting of the centering component, on the one hand, realizes the adjustment of the position of the workpiece to be processed, ensures the accuracy of the position of the workpiece to be processed, avoids inaccurate line drawing due to inaccurate position of the workpiece to be processed, and further improves the line drawing accuracy of the line drawing component; on the other hand, it expands the centering range of the centering structure to adapt to workpieces to be processed of different specifications and sizes, improves the versatility of the centering component, and improves the versatility of the line drawing device.

[0088] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components and / or combinations thereof, but do not preclude the presence or addition of one or more other features, steps, operations, devices, components and / or combinations thereof.

[0089] It should be noted that the terms "first", "second", and the like, herein do not necessarily have an either chronological or spatial relation. Rather, these terms can be used solely to distinguish a certain specific entity from another entity. It should be understood that the terms so used in the description are interchangeable under appropriate circumstances and embodiments of the application described herein are capable of operating in other sequences than described or illustrated herein.

[0090] The preferred embodiments of the present application have been described above with the specific embodiments. The present application is not limited to the above embodiments. It will be appreciated by those skilled in the art that any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall fall within the scope of the present application.

Claims

1. A line drawing device, characterized in that: include: Frame (10); A conveying assembly (20) is arranged on the frame (10), and the conveying assembly (20) is used to convey the workpiece (1) to be processed; A line drawing assembly (30) is arranged on the frame (10) and located on one side of the conveying assembly (20), the line drawing assembly (30) includes a line drawing structure (31), and the position of the line drawing structure (31) is adjustable; A centering assembly (40) is arranged on the frame (10), and the centering assembly (40) includes at least two centering structures (41) arranged opposite to each other, and a centering space is formed between the at least two centering structures (41), and the size of the centering space is adjustable for clamping the workpiece (1) to be processed.

2. The line drawing device according to claim 1, wherein: The centering assembly (40) further comprises: A driving structure (42) is provided on the frame (10) and is located between at least a portion of the conveying assembly (20) and the frame (10). The driving structure (42) is drivingly connected to each of the centering structures (41). The driving structure (42) is used to drive at least two of the centering structures (41) to move toward or away from each other to adjust the size of the centering space.

3. The line drawing device according to claim 2, wherein: Each of the centering structures (41) comprises: a main body (411), the main body (411) being connected to the driving structure (42); A mounting portion (412) is provided on the main body (411); A rolling element (413) is rotatably disposed on the mounting portion (412), wherein at least a portion of the outer peripheral surface of the rolling element (413) is used to contact the outer surface of the workpiece (1) to be processed; There are multiple rolling members (413), and the multiple rolling members (413) are arranged at intervals along the length direction or the width direction of the mounting portion (412).

4. The line drawing device according to claim 1, wherein: The line drawing component (30) further comprises: A first sliding assembly (32) comprises a first slide rail structure (321) and a first slider structure (322), wherein the first slide rail structure (321) and the first slider structure (322) are slidably matched, and the first slide rail structure (321) is arranged on the frame (10) and extends along a first direction; A second sliding assembly (33) comprises a second slide rail structure (331) and a second slider structure (332), wherein the second slide rail structure (331) and the second slider structure (332) are slidably matched, and the second slide rail structure (331) is arranged on the first slider structure (322) and extends along a second direction; A driving device (34) is provided on the second slider structure (332), and the driving device (34) is drivingly connected to the line drawing structure (31) to drive the line drawing structure (31) to move along a third direction; The first direction is parallel to the conveying direction of the conveying component (20), the second direction is perpendicular to the first direction, and the third direction is perpendicular to both the first direction and the second direction.

5. The line drawing device according to claim 4, wherein: The driving device (34) is a cylinder, which includes a cylinder body (341) and a piston rod (342). One of the cylinder body (341) and the piston rod (342) is arranged on the second slider structure (332), and the other of the cylinder body (341) and the piston rod (342) is connected to the line drawing structure (31).

6. The line drawing device according to any one of claims 1 to 5, characterized in that: The conveying assembly (20) comprises: A supporting structure (21) is provided on the frame (10); a conveyor belt (22), arranged on the support structure (21) and used for conveying the workpiece (1) to be processed; Wherein, at least a portion of the conveyor belt (22) is made of flexible material.

7. The line drawing device according to claim 6, wherein: The line drawing device further comprises a guide assembly (50) arranged on the support structure (21); The guide assembly (50) comprises at least two guide structures (51) arranged opposite to each other, wherein a guide space is formed between the at least two guide structures (51), and at least a portion of the workpiece (1) to be processed is located in the guide space; Wherein, at least a portion of the guide structure (51) is used to contact the outer surface of the workpiece (1) to be processed so as to guide the workpiece (1) to be processed.

8. The line drawing device according to claim 7, wherein: The guide structure (51) comprises: A support member (511) is provided on the support structure (21); a rotating member (512) rotatably disposed on the supporting member (511), wherein at least a portion of the rotating member (512) is in contact with the outer surface of the workpiece (1) to be processed; There are multiple rotating members (512), and the multiple rotating members (512) are arranged at intervals along the length direction or the width direction of the supporting member (511).

9. The line drawing device according to any one of claims 1 to 5, characterized in that: The line drawing device further comprises a blocking assembly (60), wherein the blocking assembly (60) comprises: A fixed structure (61) is arranged on the frame (10); A mounting structure (62) is provided at one end of the fixing structure (61) away from the frame (10); a shock-absorbing structure (63) disposed on the mounting structure (62), wherein at least a portion of the shock-absorbing structure (63) is used to contact the workpiece (1) to be processed so as to block the workpiece (1); There are multiple shock-absorbing structures (63), and the multiple shock-absorbing structures (63) are arranged at intervals along the length or width direction of the mounting structure (62).

10. The line drawing device according to any one of claims 1 to 5, characterized in that: The frame (10) comprises: Support leg (11); A mounting member (12) is provided on the supporting leg (11); A fixing portion (13) is provided at one end of the supporting leg (11) away from the mounting member (12); The fixing portion (13) moves in a direction away from or close to the supporting leg (11) to adjust the height of the frame (10).

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