CN218756155U

CN218756155U - Fast-slow switching device for growth promotion of sapphire crystal

Info

Publication number: CN218756155U
Application number: CN202221071314.7U
Authority: CN
Inventors: 石刚; 宋建军; 付春雷; 陈焕; 魏怡凡
Original assignee: Inner Mongolia Jinghuan Electronic Materials Co ltd
Current assignee: Inner Mongolia Jinghuan Electronic Materials Co ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2023-03-28
Anticipated expiration: 2032-05-06

Abstract

The utility model relates to a sapphire growth field especially relates to a fast slow switching device that is used for sapphire crystal growth to promote, includes: a base; drive assembly, drive assembly connects on the base, and drive assembly includes: the driving piece is used for providing axial rotation power; the first synchronous belt is connected to the driving part, so that the first synchronous belt is driven; the second synchronous belt is connected to the driving piece, so that the second synchronous belt is driven; and a switching assembly, the switching assembly comprising: a shaft body having a rotational degree of freedom that rotates around a shaft; the switching piece is connected to the base and connected with the shaft body. The technical problem of complex structure of switching and increasing speed is solved; the technical effect of simplifying the structure of switching the speed is achieved.

Description

Fast-slow switching device for growth promotion of sapphire crystal

Technical Field

The application relates to the field of sapphire growth, in particular to a fast and slow switching device for sapphire crystal growth promotion.

Background

At present, single crystal sapphire is widely used for LEDs in the photoelectric industry. And 70% of the sapphire substrate used for the LED substrate globally among them is grown by the kyropoulos method or various modified kyropoulos methods. A lifting device is required to be arranged based on the technological requirements of kyropoulos growth. The stable speed switching device can meet the growth quality of the crystal. Because of equipment itself adopts the hard axle to go up and down, and promote the accurate detection of data need, all can put forward higher requirement to design accuracy control.

In the prior art, a flexible shaft lifting device is commonly used in the market, hard shaft lifting is rare, lifting stroke data need to be detected accurately in real time for crystal growth quality control due to growth process requirements, lifting process needs to be adjusted to lift at different speeds so as to meet the process requirements, and the adjustment speed is generally designed to be switched by using double motors so as to switch the lifting speed.

Therefore, the technical problems of the prior art are as follows: the structure for switching the boosting speed is complicated.

SUMMERY OF THE UTILITY MODEL

The application provides a fast and slow switching device for sapphire crystal growth promotion, which solves the technical problem of complex structure of switching promotion speed; the technical effect of simplifying the structure of switching the speed is achieved.

The application provides a fast and slow speed auto-change over device for sapphire crystal growth promotes adopts following technical scheme:

a fast-slow switching device for sapphire crystal growth promotion, comprising: a base; a drive assembly connected to the base, the drive assembly comprising: a driver for providing axial rotational power; the first synchronous belt is connected to the driving part, so that the first synchronous belt is driven; the second synchronous belt is connected to the driving piece, so that the second synchronous belt is driven; and a switching component, the switching component comprising: a shaft body having a rotational degree of freedom that rotates around a shaft; the switching piece is connected to the base and is connected with the shaft body; the switching piece is provided with a rotatable first end and a rotatable second end, the first end is in transmission connection with the first synchronous belt, and the second end is in transmission connection with the second synchronous belt; wherein the switch has a first state and a second state: in a first state, the first end is connected with the shaft body, the second end is disconnected with the shaft body, and the shaft body is driven by the first synchronous belt; in a second state, the second end is connected with the shaft body, the first end is disconnected with the shaft body, and the shaft body is driven by the second synchronous belt.

Preferably, the driving assembly further comprises: the first wheel is connected to the driving piece, and the first wheel is in transmission connection with the first synchronous belt; a first reducer connected to the first wheel; and the second wheel is connected to the first speed reducer, and is in transmission connection with the second synchronous belt.

Preferably, the driving assembly further comprises: the adjusting plate is adjustably connected to the base, and the driving assembly is fixedly connected to the adjusting plate; the regulating part, the regulating part connect in on the base and act on the regulating plate, be used for adjusting the regulating plate with interval between the switching component, in order to adjust first hold-in range with the tensioning degree of second hold-in range.

Preferably, the adjusting member includes: the adjusting seat is fixedly connected to the base; adjusting bolt, adjusting bolt pass through threaded connection in adjust on the seat, adjusting bolt contradict in on the regulating plate.

Preferably, a plurality of waist type holes have been seted up on the regulating plate, waist type hole set up the direction with adjusting bolt arranges the direction and parallels, the regulating plate with be provided with the connecting piece between the base, the connecting piece includes: and the fixing bolt penetrates through the waist-shaped hole and is connected with the base.

Preferably, the adjustment member has a plurality of sets.

Preferably, the switching member is specifically a dual electromagnetic clutch.

Preferably, a second speed reducer is connected to the shaft body.

Preferably, an encoder is connected to an end of the second speed reducer, the end being remote from the shaft body.

Preferably, the method further comprises the following steps: the cover body is connected to the base and covers the driving assembly and the switching assembly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the method, the shaft body is driven to rotate by the same driving piece, the switching shaft body is connected with different synchronous belts to switch the lifting speed, the mode that the shaft body is driven by a driving mode of a plurality of driving pieces to switch the lifting speed in the prior art is changed, the structure is simplified, and the technical problem that the structure for switching the lifting speed is complex is solved; the technical effect of simplifying the structure of switching the speed is achieved.

2. The drive assembly is connected to the base in an adjustable mode through the adjusting plate, and the adjusting plate is subjected to position fine adjustment through the adjusting piece, so that the tensioning degree of the first synchronous belt and the second synchronous belt is adjusted.

Drawings

FIG. 1 is a schematic perspective view of a fast-slow switching device for sapphire crystal growth promotion according to the present application;

FIG. 2 is a top view of a fast-slow switching device for sapphire crystal growth promotion (enclosure not shown) according to the present application;

FIG. 3 is a schematic view of a driving assembly and a switching assembly of a fast-slow switching device for sapphire crystal growth promotion according to the present application;

fig. 4 is a schematic view of the adjustment construction of the fast-slow switching device for sapphire crystal growth promotion according to the present application.

Description of the reference numerals: 100. a base; 200. a drive assembly; 201. a drive member; 202. a first wheel; 203. a second wheel; 204. a first synchronization belt; 205. a second synchronous belt; 206. a first speed reducer; 207. an adjusting plate; 2071. a kidney-shaped hole; 2072. a connecting member; 208. an adjustment member; 2081. an adjusting seat; 2082. adjusting the bolt; 300. a switching component; 301. a switching member; 3011. a first end; 3012. a second end; 302. a shaft body; 303. a second speed reducer; 304. an encoder; 400. a cover body.

Detailed Description

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be considered as limiting the present application.

In this application, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediary. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The embodiment of the application provides a fast and slow switching device for sapphire crystal growth promotion, which solves the technical problem of complex structure of switching promotion speed; the technical effect of simplifying the structure of switching the speed is achieved.

In order to better understand the technical scheme, the technical scheme is described in detail in the following with reference to the attached drawings of the specification and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.

A fast and slow switching device for sapphire crystal growth lifting is applied to a sapphire crystal growth furnace and used for switching the lifting speed of a sapphire crystal, as shown in figure 1, the fast and slow switching device comprises a base 100, a driving assembly 200, a switching assembly 300 and a cover body 400. The base 100 is used as a mounting base of the overall structure; the driving assembly 200 is used for providing power so that the sapphire crystal can be driven to be lifted; the switching component 300 is used for switching the crystal lifting speed; the cover 400 covers the driving assembly 200 and the switching assembly 300, and is used for covering and protecting the driving assembly 200 and the switching assembly 300.

The base 100, as shown in fig. 1, the base 100 is used as a mounting base of an integrated structure. In one embodiment, the susceptor 100 is a horizontally disposed plate, and the susceptor 100 is disposed at the top of the sapphire crystal growth furnace for serving as a mounting base for the crystal pulling structure.

The driving assembly 200, as shown in fig. 2 and 3, the driving assembly 200 is used for providing power so that the sapphire crystal can be driven to be lifted. The driving assembly 200 is connected to the base 100, the driving assembly 200 includes a driving member 201, an adjusting plate 207, an adjusting member 208, a first wheel 202, a first timing belt 204, a first speed reducer 206, a second wheel 203, and a second timing belt 205, specifically, the driving member 201 is connected to the base 100 through the adjusting plate 207, in one embodiment, the driving member 201 is a motor, and the motor is fixedly connected to the adjusting plate 207; the first wheel 202 is connected to an output shaft of the motor, and specifically, the output shaft of the motor penetrates through the circle center of the first wheel 202; the first synchronous belt 204 is connected to the first wheel 202 in a transmission manner, and the first synchronous belt 204 is driven by the first wheel 202; the first speed reducer 206 is connected to an output shaft of the motor through a coupler, so that the first speed reducer 206 is driven by the motor; the second wheel 203 is connected to the other end of the first speed reducer 206, the second wheel 203 is driven under the action of the first speed reducer 206, and the rotating speed of the second wheel 203 is less than that of the first wheel 202; the second timing belt 205 is connected to the second wheel 203 in a transmission manner, and the second timing belt 205 is driven by the second wheel 203. It should be noted that the first timing belt 204 and the second timing belt 205 may be, but not limited to, timing belts, and may also adopt a transmission structure such as gears.

As shown in fig. 2 to 4, the adjusting plate 207 is adjustably connected to the base 100, and the adjusting plate 207 is finely adjusted in position by the adjusting member 208, so as to adjust the tension of the first timing belt 204 and the second timing belt 205. Waist-shaped hole 2071 has been seted up on regulating plate 207, be provided with connecting piece 2072 between regulating plate 207 and the base 100, regulating plate 207 passes through connecting piece 2072 and realizes adjustable connection on base 100, connecting piece 2072 includes fixing bolt, fixing bolt wears to locate in waist-shaped hole 2071 and with base 100 threaded connection, fixing bolt's top is contradicted in regulating plate 207, make regulating plate 207 be fixed in on the base 100, but can carry out the position fine setting in waist-shaped hole 2071 direction, wherein, waist-shaped hole 2071's quantity has a plurality ofly, and a plurality of waist-shaped hole 2071's direction is all parallel, make regulating plate 207 can be at the position fine setting in waist-shaped hole 2071 direction. The adjusting piece 208 comprises an adjusting seat 2081 and an adjusting bolt 2082, and the adjusting seat 2081 is fixedly connected to the base 100; adjusting bolt 2082 passes through threaded connection on adjusting seat 2081, and adjusting bolt 2082 contradicts and fixes a position adjusting seat 2081 in the side of adjusting seat 2081 to adjust the interval between drive assembly 200 and the switching assembly 300, adjust the tensioning degree of first hold-in range 204 and second hold-in range 205 promptly. It should be noted that the adjusting member 208 has a plurality of adjusting bolts 2082, and the adjusting bolts 2082 of the adjusting member 208 are parallel to the opening direction of the kidney-shaped hole 2071.

The switching element 300, as shown in fig. 2 and 3, the switching element 300 is used for switching the crystal lifting speed. The switching component 300 comprises a shaft body 302 and a switching component 301, the shaft body 302 is driven by the driving component 200, the shaft body 302 is parallel to the output shaft of the motor, and the shaft body 302 has a degree of freedom of rotating around the shaft, so that the motor drives the shaft body 302 to rotate and then drives the crystal to lift. The switching member 301 has a first end 3011 and a second end 3012 which are rotatable, the first end 3011 is in transmission connection with the first synchronous belt 204, the second end 3012 is in transmission connection with the second synchronous belt 205, the switching member 301 has a first state and a second state, in the first state, the first end 3011 is connected with the shaft body 302, and the second end 3012 is disconnected from the shaft body 302, so that the shaft body 302 is driven by the first end 3011 and the first synchronous belt 204; in the second state, the first end 3011 is disconnected from the shaft body 302, and the second end 3012 is connected to the shaft body 302, so that the shaft body 302 is driven by the second end 3012 and the second synchronous belt 205. In one embodiment, the switching member 301 is a dual electromagnetic clutch, and the shaft body 302 is connected to the dual electromagnetic clutch through a coupling, as shown in fig. 2 and 3, the left end (first end 3011) of the dual electromagnetic clutch is connected to the shaft body 302, the right end (second end 3012) of the dual electromagnetic clutch is disconnected from the shaft body 302, then the shaft body 302 is driven by the first synchronous belt 204, and the rotation speed of the shaft body 302 is higher, then the lifting speed of the crystal is higher; the right end (second end 3012) of the dual electromagnetic clutch is connected with the shaft body 302, the left end (first end 3011) of the dual electromagnetic clutch is disconnected from the shaft body 302, the shaft body 302 is driven by the second synchronous belt 205, the rotating speed of the shaft body 302 is small, and the lifting speed of the crystal is slow.

Further, a second speed reducer 303 is connected to an end of the shaft body 302 away from the dual electromagnetic clutch, in an embodiment, the second speed reducer 303 is specifically a worm gear speed reducer, and the worm gear speed reducer is used for connecting a longitudinal lifting rope, so as to drive the crystal to be lifted; the worm gear reducer is connected with an encoder 304 for recording the rotating speed.

As shown in fig. 1, the cover 400 covers the driving assembly 200 and the switching assembly 300, and is used for covering and protecting the driving assembly 200 and the switching assembly 300. In one embodiment, the housing 400 is a rectangular housing disposed on the driving assembly 200 and the switching assembly 300, and in other embodiments, the motor is disposed outside the housing 400.

Working principle/steps:

the motor drives the first wheel 202 and the second wheel 203 to rotate, the first synchronous belt 204 and the second synchronous belt 205 are driven to transmit, wherein the second wheel 203 is decelerated by the first speed reducer 206 to cause the rotating speed to be lower;

crystal lifting fast path: the first end 3011 of the switching piece 301 is connected with the shaft body 302, the second end 3012 is disconnected with the shaft body 302, the motor drives the first wheel 202 and the first synchronous belt 204 to rotate, the transmission speed of the first synchronous belt 204 is high, the first end 3011 of the switching piece 301 is driven to drive the shaft body 302 to rotate at a high speed, and the crystal lifting at a high speed is realized;

crystal lifting slow path: the second end 3012 of the switching piece 301 is connected with the shaft body 302, the first end 3011 is disconnected with the shaft body 302, the motor drives the second wheel 203 and the second synchronous belt 205 to rotate, the transmission speed of the second synchronous belt 205 is low, and the second end 3012 of the switching piece 301 is driven to drive the shaft body 302 to rotate at a slow speed, so that the crystal lifting at the slow speed is realized.

The technical effects are as follows:

1. according to the synchronous lifting device, the shaft body 302 is driven to rotate by the same driving piece 201, the shaft body 302 is switched to be connected with different synchronous belts by the switching piece 301 so as to switch the lifting speed, the mode that the lifting speed can be switched only by driving the shaft body 302 in the driving mode of a plurality of driving pieces 201 in the prior art is changed, the structure is simplified, and the technical problem that the structure for switching the lifting speed is complex is solved; the technical effect of simplifying the structure of switching the speed is achieved.

2. The driving assembly 200 is adjustably connected to the base 100 through an adjusting plate 207, and the adjusting plate 207 is finely adjusted in position through an adjusting member 208, so that the tension of the first timing belt 204 and the second timing belt 205 can be adjusted.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such 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 intended to include such modifications and variations as well.

Claims

1. A fast-slow switching device for sapphire crystal growth promotion, comprising:

a base;

a drive assembly connected to the base, the drive assembly including:

a drive for providing axial rotational power;

the first synchronous belt is connected to the driving part, so that the first synchronous belt is driven; and

the second synchronous belt is connected to the driving piece, so that the second synchronous belt is driven; and

a switching assembly, the switching assembly comprising:

a shaft body having a rotational degree of freedom that rotates around a shaft;

the switching piece is connected to the base and is connected with the shaft body; the switching piece is provided with a rotatable first end and a rotatable second end, the first end is in transmission connection with the first synchronous belt, and the second end is in transmission connection with the second synchronous belt;

wherein the switch has a first state and a second state:

in a first state, the first end is connected with the shaft body, the second end is disconnected with the shaft body, and the shaft body is driven by the first synchronous belt;

in a second state, the second end is connected with the shaft body, the first end is disconnected with the shaft body, and the shaft body is driven by the second synchronous belt.

2. The fast-slow switching apparatus for sapphire crystal growth promotion of claim 1, wherein the drive assembly further comprises:

the first wheel is connected to the driving piece, and the first wheel is in transmission connection with the first synchronous belt;

a first reducer connected to the first wheel; and

and the second wheel is connected to the first speed reducer, and is in transmission connection with the second synchronous belt.

3. The fast-slow switching device for sapphire crystal growth promotion of claim 2, wherein the drive assembly further comprises:

the adjusting plate is adjustably connected to the base, and the driving assembly is fixedly connected to the adjusting plate;

the regulating part, the regulating part connect in on the base and act on the regulating plate, be used for adjusting the regulating plate with interval between the switching component, in order to adjust first hold-in range with the tensioning degree of second hold-in range.

4. The fast and slow switching device for sapphire crystal growth promotion of claim 3, wherein the regulating member comprises:

the adjusting seat is fixedly connected to the base;

adjusting bolt, adjusting bolt pass through threaded connection in adjust on the seat, adjusting bolt contradict in on the regulating plate.

5. The device of claim 4, wherein the adjusting plate is provided with a plurality of kidney-shaped holes, the opening direction of the kidney-shaped holes is parallel to the arrangement direction of the adjusting bolts, and a connecting member is arranged between the adjusting plate and the base and comprises:

and the fixing bolt penetrates through the waist-shaped hole and is connected with the base.

6. The fast and slow switching device for sapphire crystal growth promotion of claim 4 wherein the regulating member has multiple sets.

7. The fast and slow switching device for sapphire crystal growth promotion according to claim 1, wherein the switching piece is specifically a dual electromagnetic clutch.

8. The device for switching the growth speed and the slow speed of the sapphire crystal according to claim 1, wherein a second speed reducer is connected to the shaft body.

9. The device for switching the growth speed of the sapphire crystal according to claim 8, wherein an encoder is connected to one end of the second speed reducer, which is far away from the shaft body.

10. The fast-slow switching device for sapphire crystal growth promotion of claim 1, further comprising:

the cover body is connected to the base and covers the driving assembly and the switching assembly.