CN219987096U

CN219987096U - Chamfering device for SIC production and processing

Info

Publication number: CN219987096U
Application number: CN202320860827.4U
Authority: CN
Inventors: 卢乙强; 杨东风; 黄伟山
Original assignee: Wuxi Hongyuan Semiconductor Materials Technology Co ltd
Current assignee: Wuxi Hongyuan Semiconductor Materials Technology Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-11-10
Anticipated expiration: 2033-04-17

Abstract

The utility model discloses a chamfering device for SIC production and processing, which belongs to the field of grinding wheels, and comprises a workbench, wherein the output end of the workbench is provided with a quick-connection joint, an inner shaft rod is arranged on the quick-connection joint, the outer side of the inner shaft rod is slidably connected with an outer shaft rod, the inner shaft rod and the outer shaft rod are connected through a relative adjusting assembly, the outer side of the outer shaft rod is provided with a plurality of grinding wheels in sequence from top to bottom, the relative adjusting assembly comprises an adjusting shaft rod rotatably connected inside the outer shaft rod, the outer side of the adjusting shaft rod is provided with a spiral guide rail, the upper part of the inner wall of the inner shaft rod is fixedly connected with a conductive round rod, the conductive round rod is slidably connected inside the spiral guide rail, the chamfering device can realize quick switching of the grinding wheels, and enable different grinding wheels to chamfer SIC workpieces.

Description

Chamfering device for SIC production and processing

Technical Field

The utility model relates to the field of grinding wheels, in particular to a chamfering device for SIC production and processing.

Background

The grinding wheel is a fixed grinding tool which is formed by fixing common grinding materials into a certain shape by a binding agent and has certain strength, and is common equipment for chamfering silicon carbide;

according to patent search, the Chinese patent with publication number of CN213319663U discloses a chamfering grinding wheel capable of improving the edge quality of a silicon carbide wafer, and the device is used for integrally forming the conventional coarse grain grinding wheel and the conventional fine grain grinding wheel, so that the replacement times of the grinding wheel are reduced, and the replacement time of operators is saved;

however, when different grinding wheels are used for polishing SIC workpieces, the switching of the grinding wheels can be completed only by readjusting the heights of the SIC workpieces or devices, and the working procedures required to be operated are complicated when the heights of the SIC workpieces or devices are adjusted, so that the working efficiency is greatly influenced, and the chamfering device for SIC production and processing is provided.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a chamfering device for SIC production and processing, which can realize rapid switching of grinding wheels, reduce the time required for switching the grinding wheels and improve the working efficiency.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The chamfering device for SIC production and processing comprises a workbench, wherein a quick connector is assembled at the output end of the workbench, an inner shaft rod is assembled on the quick connector, an outer shaft rod is connected to the outer side of the inner shaft rod in a sliding manner, the inner shaft rod and the outer shaft rod are connected through a relative adjusting assembly, and a plurality of grinding wheels are arranged on the outer side of the outer shaft rod in sequence from top to bottom.

Further, the relative adjusting component comprises an adjusting shaft rod which is rotationally connected to the inner part of the outer shaft rod, a spiral guide rail is arranged on the outer side of the adjusting shaft rod, a conducting round rod is fixedly connected to the upper part of the inner wall of the inner shaft rod, and the conducting round rod is slidably connected to the inner part of the spiral guide rail.

Further, the spiral guide rail comprises a plurality of positioning rails which are sequentially arranged on the outer side of the adjusting shaft rod from top to bottom, and two adjacent positioning rails are communicated through a guide inclined rail arranged on the outer side of the adjusting shaft rod.

Further, the grinding wheel is sleeved on the outer side of the outer shaft rod, a thread section is arranged at the external corner of the outer shaft rod, positioning nuts are connected to the outer sides of the outer shaft rods and the upper sides of the plurality of grinding wheels through the thread sections in a threaded mode, and limiting sheets are fixedly connected to the lower portion of the outer side of the outer shaft rod.

Further, the quick connector comprises a transmission head arranged at the output end of the workbench, a sleeve is fixedly connected to the axis of the upper side of the transmission head, the lower part of the inner shaft rod is inserted into the sleeve, a positioning inserting rod is horizontally and slidably connected to the sleeve, the positioning inserting rod can be inserted into the inner shaft rod, and an elastic component is further arranged on the transmission head.

Further, the elastic component comprises a magnetic plate and a finger ring which are mutually exclusive by magnetic force, wherein the magnetic plate is fixedly connected to the edge position of the upper side of the transmission head, and the finger ring is fixedly connected to one end of the positioning inserted rod, which is far away from the inner shaft rod.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) This scheme is through the height of using relative adjusting part to adjust outer axostylus axostyle, can be quick switch the emery wheel, uses different emery wheels to carry out chamfer processing to the SIC work piece, and the required time when reducing the switching emery wheel further promotes work efficiency.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a partially cut-away structure of the present utility model;

FIG. 3 is a schematic view of a partial structure of the present utility model;

fig. 4 is a schematic view of a partially cut-away structure of the quick connector of the present utility model.

The reference numerals in the figures illustrate:

1. a work table; 2. an inner shaft; 3. an outer shaft; 4. grinding wheel; 5. a threaded section; 6. positioning a nut; 7. a limiting piece; 8. adjusting the shaft lever; 9. a guide ramp; 10. a positioning rail; 11. a conductive round bar; 12. a sleeve; 13. a transmission head; 14. positioning the inserted link; 15. a finger ring; 16. and a magnetic plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-4, a chamfering device for SIC production and processing includes a workbench 1, wherein a quick connector is assembled at an output end of the workbench 1, an inner shaft rod 2 is assembled on the quick connector, an outer shaft rod 3 is slidingly connected to an outer side of the inner shaft rod 2, the inner shaft rod 2 and the outer shaft rod 3 are connected through a relative adjusting component for adjusting relative positions of the inner shaft rod 2 and the outer shaft rod 3, a plurality of grinding wheels 4 are arranged on an outer side of the outer shaft rod 3 in sequence from top to bottom, and the grinding wheels 4 are divided into different types according to sizes of grinding materials on the outer side of the grinding wheels;

at this time, when polishing the SIC workpiece, firstly, the grinding wheel 4 with larger abrasive size is used for rough grinding the SIC workpiece, after rough grinding is finished, the height of the grinding wheel 4 is adjusted by using the relative adjusting assembly, so that the other grinding wheel 4 is opposite to the SIC workpiece, and the SIC workpiece is finely ground by using the grinding wheel 4 with smaller abrasive size, so that the SIC workpiece is polished by using the grinding wheels 4 with different types rapidly, and the polishing efficiency is improved.

Referring to fig. 2-3, the relative adjusting assembly includes an adjusting shaft lever 8 rotatably connected to the inside of the outer shaft lever 3, a spiral guiding rail is provided on the outside of the adjusting shaft lever 8, a conductive round rod 11 is fixedly connected to the upper portion of the inner wall of the inner shaft lever 2, the conductive round rod 11 is slidably connected to the inside of the spiral guiding rail, at this time, the adjusting shaft lever 8 rotates to drive the spiral guiding rail to rotate together, and the conductive round rod 11 is pushed by the spiral guiding rail, so that the height of the outer shaft lever 3 and the inner shaft lever 2 can be quickly adjusted by driving the outer shaft lever 3 to vertically move together by the adjusting shaft lever 8 when the conductive round rod 11 is pushed.

Meanwhile, in order to rapidly locate the position of the grinding wheel 4, the grinding wheel 4 can rapidly and accurately face the SIC workpiece, the spiral guide rail comprises a plurality of locating rails 10 which are sequentially arranged on the outer side of the adjusting shaft rod 8 from top to bottom, the locating rails 10 are respectively opposite to the grinding wheels 4, the shape of the spiral guide rail is in a semi-ring shape which is horizontally arranged, when the conducting round rod 11 is located in the locating rails 10, the corresponding grinding wheels 4 are aligned with the workpiece, two adjacent locating rails 10 are communicated through a guide inclined rail 9 which is arranged on the outer side of the adjusting shaft rod 8, the guide inclined rail 9 is a spiral rail which surrounds the outer half circle of the adjusting shaft rod 8, and when the locating rails 10 move in the guide inclined rail 9, the conducting round rod 11 and the adjusting shaft rod 8 are relatively displaced.

Meanwhile, a prism hole which is vertically penetrated is formed in the axis of the grinding wheel 4, the grinding wheel 4 is sleeved on the outer side of the outer shaft rod 3 through the prism hole, a thread section 5 is arranged at the external corner of the outer shaft rod 3, positioning nuts 6 are connected on the outer sides of the plurality of outer shaft rods 3 and the upper sides of the plurality of grinding wheels 4 through the thread section 5 in a threaded manner and used for limiting the upper parts of the grinding wheels 4, and a limiting piece 7 is fixedly connected on the lower part of the outer sides of the outer shaft rods 3 and used for limiting the lower parts of the grinding wheels 4;

referring to fig. 1-2, when the requirements of users are different, the positioning nut 6 can be removed from the outer side of the outer shaft 3, then the grinding wheels 4 are removed from the outer side of the outer shaft 3, the grinding wheels 4 are replaced according to the requirements of the users to form different combinations, the grinding wheels are mounted on the outer side of the outer shaft 3, and the positioning nut 6 is aligned to limit and strengthen the grinding wheels, so that different use requirements of the users can be met.

Referring to fig. 1-2 and fig. 4, the quick connector comprises a transmission head 13 mounted at the output end of the workbench 1, a sleeve 12 is fixedly connected at the axle center of the upper side of the transmission head 13, the lower part of the inner shaft lever 2 is inserted into the sleeve 12, a positioning inserting rod 14 is horizontally and slidably connected on the sleeve 12, the positioning inserting rod 14 can be inserted into the inner shaft lever 2, and an elastic component is further arranged on the transmission head 13 and used for driving the positioning inserting rod 14 to always move towards the direction close to the inner shaft lever 2;

at this time, when the inner shaft 2 needs to be replaced, the positioning inserting rod 14 is moved, so that the positioning inserting rod 14 is separated from the inner shaft 2, the inner shaft 2 can be disassembled and assembled, after the disassembly and assembly are completed, the positioning inserting rod 14 is driven to reset through the elastic component, the positioning inserting rod 14 is inserted into the inner shaft 2, and the inner shaft 2 can be fixed, so that the disassembly and assembly process of the inner shaft 2 can be promoted;

meanwhile, referring to fig. 4, in order to reduce the installation process of the inner shaft 2, the positioning insert rod 14 extends to the upper side of one end inside the inner shaft 2 and is provided with a bevel edge, at this time, when the inner shaft 2 contacts with the bevel edge of the positioning insert rod 14, the positioning insert rod 14 is driven to horizontally move, and the position of the positioning insert rod 14 is adjusted, so that the plug-and-play fixing can be realized.

Referring to fig. 4, the elastic component includes a magnetic plate 16 and a finger ring 15 that are mutually exclusive, the magnetic plate 16 is fixedly connected to an edge position on the upper side of the transmission head 13, the finger ring 15 is fixedly connected to one end of the positioning insert rod 14 away from the inner shaft rod 2, at this time, the finger ring 15 can be pushed by the magnetic force of the magnetic plate 16, so that the finger ring 15 drives the positioning insert rod 14 to move in a direction approaching to the inner shaft rod 2;

meanwhile, through the shape design of the finger ring 15, the finger of the user can be inserted into the finger ring 15, so that the user can more conveniently drive the positioning inserted rod 14 to horizontally move.

When in use: firstly, rough grinding is carried out on a SIC workpiece by using a grinding wheel 4 with larger abrasive size, after rough grinding is finished, an adjusting shaft lever 8 is rotated, the adjusting shaft lever 8 drives a spiral guide rail to rotate together when rotating, the heights of an outer shaft lever 3 and an inner shaft lever 2 are adjusted, so that the heights of the grinding wheel 4 are adjusted, the other grinding wheel 4 is opposite to the SIC workpiece, the SIC workpiece is finely ground by using the grinding wheel 4 with smaller abrasive size, and therefore the SIC workpiece is polished by using grinding wheels 4 with different types rapidly, and the polishing efficiency is improved;

in summary, the height of the outer shaft rod 3 is adjusted by using the relative adjusting assembly, so that the grinding wheel 4 can be rapidly switched, different grinding wheels 4 are used for chamfering SIC workpieces, the time required for switching the grinding wheels 4 is reduced, and the working efficiency is further improved.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a chamfer device of SIC production and processing, includes workstation (1), its characterized in that: the output of workstation (1) is equipped with quick connector, be equipped with interior axostylus axostyle (2) on the quick connector, the outside sliding connection of interior axostylus axostyle (2) has outer axostylus axostyle (3), be connected through relative adjusting part between interior axostylus axostyle (2) and outer axostylus axostyle (3), the outside of outer axostylus axostyle (3) is provided with a plurality of grinding wheels (4) according to from last order down.

2. The chamfering device for SIC production and processing according to claim 1, wherein: the relative adjusting assembly comprises an adjusting shaft rod (8) which is rotationally connected to the inside of the outer shaft rod (3), a spiral guide rail is arranged on the outer side of the adjusting shaft rod (8), a conduction round rod (11) is fixedly connected to the upper portion of the inner wall of the inner shaft rod (2), and the conduction round rod (11) is slidably connected to the inside of the spiral guide rail.

3. The chamfering device for SIC production and processing according to claim 2, wherein: the spiral guide rail comprises a plurality of positioning rails (10) which are sequentially arranged on the outer side of the adjusting shaft lever (8) from top to bottom, and two adjacent positioning rails (10) are communicated through a guide inclined rail (9) arranged on the outer side of the adjusting shaft lever (8).

4. The chamfering device for SIC production and processing according to claim 1, wherein: the grinding wheels (4) are sleeved on the outer sides of the outer shaft rods (3), threaded sections (5) are arranged at outer corners of the outer shaft rods (3), positioning nuts (6) are connected to the outer sides of the outer shaft rods (3) and located on the upper sides of the grinding wheels (4) through the threaded sections (5) in a threaded mode, and limiting pieces (7) are fixedly connected to the lower portions of the outer sides of the outer shaft rods (3).

5. The chamfering device for SIC production and processing according to claim 1, wherein: the quick connector comprises a transmission head (13) arranged at the output end of the workbench (1), a sleeve (12) is fixedly connected to the axis of the upper side of the transmission head (13), the lower part of the inner shaft rod (2) is inserted into the sleeve (12), a positioning inserting rod (14) is horizontally and slidably connected onto the sleeve (12), the positioning inserting rod (14) can be inserted into the inner shaft rod (2), and an elastic component is further arranged on the transmission head (13).

6. The chamfering device for SIC production and processing according to claim 5, wherein: the elastic component is including magnetic force exclusive magnetic force board (16) and ring (15), magnetic force board (16) fixed connection is in the marginal position of transmission head (13) upside, ring (15) fixed connection is in the one end that interior axostylus axostyle (2) was kept away from in location inserted bar (14).