CN215039124U

CN215039124U - Protection device used in silicon carbide crystal bar cutting

Info

Publication number: CN215039124U
Application number: CN202120971042.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Harbin Keyou Semiconductor Industry Equipment and Technology Research Institute Co Ltd
Current assignee: Harbin Keyou Semiconductor Industry Equipment and Technology Research Institute Co Ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-07
Anticipated expiration: 2031-05-08

Abstract

A protection device used in the cutting of a silicon carbide crystal bar belongs to the technical field of crystal cutting. The utility model discloses a roller, stop device, the adjusting clamp, positioning bolt, pivot and anti-channeling bumping post, roller lateral surface processing has the steel wire spacing groove, the steel wire winding is installed in the steel wire spacing groove, spacing annular has all been processed at the roller both ends, stop device bottom slidable mounting is in spacing annular, stop device top is through adjusting nut fixed mounting on the adjusting clamp, the pivot outside is rotated the cover and is equipped with the anti-channeling bumping post, the post side of anti-channeling bumping post and the lateral surface contact installation of roller, adjusting nut is installed at the pivot both ends, and all install on the adjustment tank of adjusting clamp through positioning bolt location. The research and development purpose is in order to solve the problem that the copper wire in the two adjacent wire casing of current carborundum crystal bar multi-wire saw jumps into same wire casing easily, the utility model has the advantages of simple structure, design benefit, easy dismounting, equipment are firm, are suitable for popularization and application.

Description

Protection device used in silicon carbide crystal bar cutting

Technical Field

The utility model relates to a carborundum crystal bar cutting protection device belongs to crystal cutting technical field.

Background

The silicon carbide crystal bar multi-wire cutting machine is a device for cutting steel wires moving at a high speed, and the steel wires are densely arranged in two roller wire grooves running at a high speed. The cutting machine can cause the steel wires in two adjacent wire grooves to jump into the same wire groove due to various reasons in the working process, if the jumping-out steel wires are not timely pulled back, the wire breakage abnormal shutdown can be caused, and the whole plate material scrapping, roller breaking and serious economic loss can be caused under the serious condition.

The existing silicon carbide multi-wire cutting is relatively expensive when diamond wire cutting is used, a wire net is cut from right to left in the cutting process, new wire feeding is adopted, an old wire is used in the middle, and the old wire is used behind the old wire.

Therefore, it is desirable to provide a novel protection device for silicon carbide ingot cutting to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses research and development purpose is in order to solve the problem that the copper wire in the two adjacent wire casing of current carborundum crystal bar multi-wire saw jumps into same wire casing easily, has given about in the following the utility model discloses a brief summary to provide about the utility model discloses a basic understanding of some aspects. It should be understood that this summary is not an exhaustive overview of the invention. It is not intended to identify key or critical elements of the invention or to delineate the scope of the invention.

The technical scheme of the utility model:

the utility model provides a protection device for during cutting of carborundum crystal bar, including the roller, stop device, the regulation clamp, positioning bolt, pivot and anti-channeling bumping post, the processing of roller lateral surface has the steel wire spacing groove, the steel wire winding is installed at the steel wire spacing inslot, the roller both ends are all processed there is spacing annular, stop device bottom slidable mounting is in spacing annular, adjusting nut fixed mounting is passed through on the regulation clamp at the stop device top, the pivot outside is rotated the cover and is equipped with the anti-channeling bumping post, the side of the post of anti-channeling bumping post is installed with the lateral surface contact of roller, adjusting nut is installed at the pivot both ends, and all install on the adjustment tank of regulation clamp through positioning bolt location.

Preferably: and a gear convex ring is processed on the limiting device.

Preferably: the ball is embedded at the bottom of the limiting device.

Preferably: the adjusting clamp is a U-shaped clamp and is provided with an adjusting groove, a positioning groove is processed in the direction vertical to the adjusting groove, and a positioning bolt is installed in the positioning groove in a matched mode.

The utility model discloses a solve the device and go up and down so that cooperate the problem of whole cutting machine installation, propose the technical scheme of the utility model be:

Preferably: the bottom of the adjusting clamp is provided with an adjustable telescopic rod, and the bottom of the adjustable telescopic rod is provided with a base.

The utility model discloses following beneficial effect has:

1. the utility model discloses a protection device for cutting of carborundum crystal bar, if the copper wire jumping occurs in the cutting process of the carborundum crystal bar multi-wire cutting machine, the utility model discloses just play the copper wire can't go out the roller groove, make it move in the roller groove all the time, so avoided because the copper wire jumps the condition that the whole board material that the groove leads to is scrapped, the roller bursts apart and causes serious economic loss;

2. the utility model discloses a protection device for during cutting of carborundum crystal bar, simple structure, design benefit, easy dismounting, equipment are firm, will before the cutting begins at every turn the utility model discloses install at the roller upside, because multi-thread cutting time is longer, can reduce the risk that causes among the cutting process after installing this protection device, also guarantee the quality of crystal, open fixed position after the cutting, take off, do not influence normal process flow.

Drawings

FIG. 1 is a perspective view of a protective device for silicon carbide ingot cutting;

FIG. 2 is a view showing a state of use of a protective device for silicon carbide ingot cutting;

FIG. 3 is a front view of a protective device for silicon carbide ingot cutting;

FIG. 4 is a right side view of a protective device for silicon carbide ingot cutting;

FIG. 5 is a partial cross-sectional view E-E of FIG. 3;

FIG. 6 is a partial cross-sectional view F-F of FIG. 3;

FIG. 7 is a partial sectional view A-A of FIG. 4;

FIG. 8 is a partial sectional view B-B of FIG. 4;

in the figure, 1-roller, 2-limiting device, 3-adjusting clamp, 4-positioning bolt, 5-rotating shaft, 6-anti-channeling retaining column, 7-adjusting nut, 8-adjustable telescopic rod, 11-steel wire limiting groove, 12-limiting ring groove, 21-gear convex ring, 22-rolling ball, 31-adjusting groove, 32-positioning groove and 81-base.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The utility model discloses the connection that mentions divide into fixed connection and can dismantle the connection, fixed connection is for the conventional fixed connection mode such as undetachable connection including but not limited to hem connection, rivet connection, adhesive connection and welded connection, can dismantle the connection including but not limited to conventional dismantlement modes such as threaded connection, buckle connection, pin joint and hinged joint, when not clearly prescribing a limit to concrete connection mode, acquiesces to always can find at least one kind of connected mode in current connected mode and can realize this function, and the technical staff in the art can select by oneself as required. For example: the fixed connection selects welding connection, and the detachable connection selects hinge connection.

The first embodiment is as follows: the embodiment is described by combining fig. 1-4, the protection device for cutting the silicon carbide crystal bar of the embodiment comprises a roller 1, a limiting device 2, an adjusting clamp 3, a positioning bolt 4, a rotating shaft 5 and a channeling-proof retaining column 6, a steel wire limiting groove 11 is processed on the outer side surface of the roller 1, the steel wire is wound and installed in the steel wire limiting groove 11, limiting ring grooves 12 are processed at both ends of the roller 1, the bottom of the limiting device 2 is slidably installed in the limiting ring grooves 12, the top of the limiting device 2 is fixedly installed on the adjusting clamp 3 through an adjusting nut 7, the channeling-proof retaining column 6 is rotatably sleeved on the outer side of the rotating shaft 5, the column side surface of the channeling-proof retaining column 6 is installed in contact with the outer side surface of the roller 1, the adjusting nuts 7 are installed at both ends of the rotating shaft 5 and are both positioned and installed on an adjusting groove 31 of the adjusting clamp 3 through the positioning bolt 4, the steel wire is fed from right to left in the cutting process, paying off is carried out according to the setting process, then, winding is carried out from left to right, the cutting mechanism drives the roller 1 to transmit, the limiting device 2 slides in the limiting ring groove 12 in a limiting mode, the anti-channeling baffle post 6 is driven by the friction force of the roller 1 and rotates on the rotating shaft 5, the anti-channeling baffle post 6 is blocked outside the steel wire limiting groove 11, the steel wire is prevented from jumping out of the steel wire limiting groove 11 and moves in the steel wire limiting groove 11, the condition that the whole plate material is scrapped due to the fact that the steel wire jumps out of the groove, the roller is broken down and serious economic loss is caused is avoided, the limiting device 2 plays a role in limiting sliding installation, the positioning bolt 4 can limit the rotating shaft 5 according to the actual situation, and the sliding-out adjusting clamp 3 is avoided.

The second embodiment is as follows: the embodiment is described with reference to fig. 1 to 8, and based on the first embodiment, a gear protruding ring 21 is processed on the limiting device 2 to play a positioning role and prevent the limiting device 2 from moving axially.

The third concrete implementation mode: referring to fig. 1 to 8, the present embodiment will be described, and based on the first embodiment, the protective device for silicon carbide crystal bar cutting of the present embodiment is provided with a ball 22 embedded in the bottom of the limiting device 2, and the ball 22 reduces friction force and facilitates relative sliding.

The fourth concrete implementation mode: in the embodiment, which is described with reference to fig. 1 to 8, the adjusting clamp 3 is a U-shaped clamp, has an adjusting groove 31, and is provided with a positioning groove 32 in a direction perpendicular to the adjusting groove 31, and the positioning bolt 4 is fittingly installed in the positioning groove 32.

The fifth concrete implementation mode: the embodiment is described with reference to fig. 1 to 8, and the protection device for silicon carbide crystal bar cutting of the embodiment is characterized in that an adjustable telescopic rod 8 is installed at the bottom of the adjusting clamp 3, a base 81 is arranged at the bottom of the adjustable telescopic rod 8, and the adjustable telescopic rod 8 is convenient to adapt to cutting machines of different models and plays a role in height adjustment.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

It should be noted that, in the above embodiments, as long as the technical solutions can be aligned and combined without contradiction, those skilled in the art can exhaust all possibilities according to the mathematical knowledge of the alignment and combination, and therefore, the present invention does not describe the technical solutions after alignment and combination one by one, but it should be understood that the technical solutions after alignment and combination have been disclosed by the present invention.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A protection device used in the cutting of a silicon carbide crystal bar is characterized in that: including roller (1), stop device (2), adjusting clamp (3), positioning bolt (4), pivot (5) and prevent scurrying bumping post (6), roller (1) lateral surface processing has steel wire spacing groove (11), the steel wire winding is installed in steel wire spacing groove (11), roller (1) both ends have all been processed spacing annular (12), stop device (2) bottom slidable mounting is in spacing annular (12), stop device (2) top is through adjusting nut (7) fixed mounting on adjusting clamp (3), the cover is rotated in the pivot (5) outside and is equipped with prevents scurrying bumping post (6), the side of the post of preventing scurrying bumping post (6) is installed with the lateral surface contact of roller (1), adjusting nut (7) are installed at pivot (5) both ends, and all install on adjusting groove (31) of adjusting clamp (3) through positioning bolt (4) location.

2. The protection device for silicon carbide crystal bar cutting according to claim 1, wherein: a gear convex ring (21) is processed on the limiting device (2).

3. The protection device for silicon carbide crystal bar cutting according to claim 2, characterized in that: the bottom of the limiting device (2) is embedded with a moving ball (22).

4. A protective device according to claim 3, wherein the protective device is used for silicon carbide crystal bar cutting, and is characterized in that: the adjusting clamp (3) is a U-shaped clamp and is provided with an adjusting groove (31), a positioning groove (32) is processed in the direction perpendicular to the adjusting groove (31), and the positioning bolt (4) is installed in the positioning groove (32) in a matched mode.

5. The protective device according to any one of claims 1 to 4, wherein: the bottom of the adjusting clamp (3) is provided with an adjustable telescopic rod (8), and the bottom of the adjustable telescopic rod (8) is provided with a base (81).