CN215148067U

CN215148067U - Manual grinding machine for silicon disc

Info

Publication number: CN215148067U
Application number: CN202121541653.2U
Authority: CN
Inventors: 秦国梁
Original assignee: Jiangsu Hongxin Times Semiconductor Co ltd
Current assignee: Jiangsu Hongxin Times Semiconductor Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-14
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a manual grinder for silicon discs, which is applied to the field of silicon disc grinding and solves the problem that the existing grinder can not grind due to the lack of a driving device; the grinding assembly comprises a fixed disc and a grinding disc; the grinding disc is connected with a driving assembly; the driving assembly comprises an upper driven shaft, an upper linkage shaft driving the upper driven shaft to rotate and a power part driving the upper linkage shaft to rotate; the fixed disc is connected with a lower driven shaft, and the lower driven shaft is connected with a lower linkage shaft; a synchronous belt is arranged between the upper linkage shaft and the lower linkage shaft, and the power piece is connected with the synchronous belt; the technical effect who has is through setting up hold-in range and helical gear group, uses a power spare just can drive abrasive disc and fixed disk and rotate, is convenient for one to the work piece grinds, and helical gear group's meshing mode makes the rotation direction of fixed disk and abrasive disc different simultaneously, is convenient for carry out preliminary grinding to the silicon dish.

Description

Manual grinding machine for silicon disc

Technical Field

The utility model relates to a silicon dish grinds the field, in particular to manual grinding machine for silicon dish.

Background

At present, chinese patent No. CN103737463B discloses a manual grinder, which comprises a grinder body, a first driving wheel connected to the grinder body, a second driving wheel arranged side by side at the same level as the first driving wheel, a guiding and positioning mechanism connected to the second driving wheel, and a driving mechanism for driving the first driving wheel and the second driving wheel to rotate in the same direction; the guiding and positioning mechanism moves in the direction perpendicular to the first driving wheel and positions and adjusts the distance between the first driving wheel and the second driving wheel.

Although the manual grinding machine can grind workpieces, in the actual use process, the workpieces need to be positioned and limited, and after the positioning, the driving mechanism drives the first driving wheel and the second driving wheel to rotate so as to drive the workpieces to rotate and rub with an external grinding wheel; although such a manual grinder is called manual, it actually requires a motor to drive a grinding wheel and further grind a workpiece, and a silicon disk cannot be ground in the case where a drive device fails or the drive device is absent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a manual grinding machine for silicon dish, its advantage is applicable to under no drive arrangement, and manual drive abrasive disc grinds the silicon dish tentatively.

The above technical purpose of the present invention can be achieved by the following technical solutions: a manual grinder for a silicon disc,

comprises a frame, a grinding component and a clamping component, wherein the grinding component and the clamping component are fixed on the frame; the grinding assembly comprises a fixed disc which is rotatably connected with the rack and a grinding disc which is arranged above the fixed disc;

the grinding disc is connected with a driving assembly; the driving assembly comprises an upper driven shaft connected with the grinding disc, an upper linkage shaft driving the upper driven shaft to rotate and a power part driving the upper linkage shaft to rotate; the fixed disc is connected with a lower driven shaft, and the lower driven shaft is connected with a lower linkage shaft; a synchronous belt for connecting the upper linkage shaft and the lower linkage shaft is arranged between the upper linkage shaft and the lower linkage shaft, and the power part is connected with the synchronous belt.

Through the technical scheme, the fixed disc is rotationally connected with the bracket and is used for fixing the silicon disc and driving the silicon disc to rotate; the grinding disc is arranged above the fixed disc and is abutted against the silicon disc for grinding the silicon disc; the clamping assembly is fixed on the frame and used for limiting the position of the silicon disc and preventing the silicon disc from shaking on the fixed disc; the power part is connected with the synchronous belt and used for driving the synchronous belt to rotate, and the synchronous belt is connected with the upper linkage shaft and the lower linkage shaft and used for driving the upper linkage shaft and the lower linkage shaft to rotate so as to drive the upper driven shaft and the lower driven shaft to rotate; the upper and lower driven shafts are connected with the grinding disc and the fixed disc and are used for driving the grinding disc and the fixed disc to rotate; the grinding disc and the fixed disc can be driven to rotate by using one power part, so that the workpiece can be conveniently ground by one person under the condition without a driving device, and the labor force is saved.

The utility model discloses further set up to: a bevel gear set is arranged between the upper linkage shaft and the upper driven shaft, and the upper driven shaft is detachably connected with the grinding disc.

Through above-mentioned technical scheme, use helical gear group to connect upper linkage shaft and last driven shaft for connection between them is more steady, and the grinding disk can be dismantled with last driven shaft and be connected, is convenient for change the grinding disk.

The utility model discloses further set up to: one side of the fixed disc, which is close to the grinding disc, is provided with a mounting groove, and a vacuum chuck is fixed in the mounting groove.

Through above-mentioned technical scheme, vacuum chuck sets up in the mounting groove for absorb fixed silicon dish, prevent that the silicon dish from reciprocating.

The utility model discloses further set up to: the clamping assemblies are provided with a plurality of groups, and one group of clamping assemblies comprises a fixed block fixedly connected with the rack, clamping claws hinged with the fixed block and abutting columns arranged at two ends of the clamping claws; the clamping jaw comprises two branch jaws with different lengths.

Through the technical scheme, the clamping assemblies are provided with a plurality of groups, and the plurality of groups of clamping assemblies are abutted against the silicon disc at different angles to place the silicon disc to slide; the fixing block is fixed on the frame and used for mounting the clamping claw; the clamping claws are hinged with the fixed block, so that two branch claws with different lengths can be conveniently adjusted to abut against the silicon disc to adapt to the silicon discs with different diameters; the butt post sets up at the both ends of gripper jaw for the butt silicon dish prevents that the silicon dish from rocking.

The utility model discloses further set up to: the centre gripping subassembly is equipped with three groups, three groups of centre gripping subassemblies use the fixed disk to be equilateral triangle as the center.

Through above-mentioned technical scheme, the centre gripping subassembly is equipped with three groups, is triangular distribution, and triangle-shaped stability is stronger, the fixed silicon dish of being convenient for.

The utility model discloses further set up to: one end of the clamping claw, which is connected with the fixed block, is provided with a waist-shaped hole, and a fastening bolt is arranged in the waist-shaped hole.

Through above-mentioned technical scheme, the gripper jaw is seted up in waist type hole, sets up fastening bolt in the waist type hole, and fastening bolt is fixed in the different positions in waist type hole, is convenient for adjust the distance of gripper jaw and silicon dish, and then is convenient for the silicon dish of centre gripping different diameters.

The utility model discloses further set up to: the butt-joint column is rotatably connected with the clamping claw.

Through above-mentioned technical scheme, the butt post rotates with the gripper jaw to be connected, and the silicon dish rotates, and the butt post rotates thereupon, prevents silicon dish limit portion wearing and tearing.

The utility model discloses further set up to: the rack is provided with a slide way, and the fixed disc is provided with a slide block matched with the slide way.

Through above-mentioned technical scheme, slider and fixed disk fixed connection, the slide setting is in the frame, and the slider slides in the slide, prescribes a limit to the turned position of fixed disk, prevents that the fixed disk from shifting.

To sum up, the utility model discloses following beneficial effect has:

1. the grinding disc and the fixed disc can be driven to rotate by using one power piece through arranging the synchronous belt and the bevel gear set, so that a workpiece can be conveniently ground by one person without a driving device, labor force is saved, and the fixed disc and the grinding disc are different in rotation direction due to the meshing mode of the bevel gear set, so that a silicon disc can be conveniently preliminarily ground;

2. by arranging the clamping assembly, the clamping claw is hinged with the fixed block, and the clamping claw is provided with two branch claws with different lengths, so that the clamping claw can clamp silicon discs with different diameters conveniently; the clamping jaws are provided with waist-shaped holes, the fixing blocks are provided with fastening bolts, so that the distance between the clamping jaws and the silicon disc can be conveniently adjusted, and the diameter range of the silicon disc which can be clamped by the clamping jaws is further increased.

Drawings

Fig. 1 is an overall configuration diagram of the present embodiment;

FIG. 2 is a schematic cross-sectional view of the present embodiment;

FIG. 3 is a schematic structural diagram of a driving assembly of the present embodiment;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Reference numerals: 1. a frame; 2. a grinding assembly; 3. a clamping assembly; 4. a drive assembly; 5. a base; 6. a support; 7. a support pillar; 8. mounting a box; 9. a guard plate; 10. a limiting plate; 11. a grinding disk; 12. fixing the disc; 13. a slider; 14. mounting grooves; 15. a vacuum chuck; 16. an upper driven shaft; 17. an upper linkage shaft; 18. a synchronous belt; 19. a power member; 20. a telescopic column; 21. a sleeve; 22. a limit bolt; 23. a chute; 24. a bevel gear set; 25. a driving gear; 26. a driven gear; 27. an upper driven wheel; 28. a lower driven shaft; 29. a lower link shaft; 30. a lower driven wheel; 31. a driving wheel; 32. a fixed block; 33. a gripper jaw; 34. a butting post; 35. fastening a bolt; 36. a branch claw; 37. a kidney-shaped hole; 38. and a silicon disc.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1, 2 and 4, a manual grinder for silicon disks includes a frame 1, a grinding assembly 2 connected to the frame 1, a clamping assembly 3, and a driving assembly 4; the frame 1 is used for mounting other components, the clamping component 3 is fixed in the frame 1 and is abutted against the silicon disc 38 to prevent the silicon disc 38 from sliding during grinding; the grinding assembly 2 is arranged in the frame 1 and is used for grinding the silicon disc 38; the driving assembly 4 is arranged inside the machine frame 1 and is used for driving the grinding assembly 2 to rotate.

Referring to fig. 1, the frame 1 includes a base 5 and a bracket 6 disposed above the base 5, the base 5 is box-shaped and hollow inside; the support 6 comprises support columns 7 arranged at four corners of the base 5 and a mounting box 8 arranged at one end of each support column 7 far away from the base 5, the side surfaces of the support columns 7 are also provided with guard plates 9, and the guard plates 9 are arranged at three sides to seal three sides of the support 6; a limiting plate 10 is fixed on the supporting column 7, and a through hole is formed in the limiting plate 10.

Referring to fig. 1 and 2, the grinding assembly 2 comprises a grinding disc 11 and a fixed disc 12 rotatably connected with the base 5, wherein the base 5 is provided with a slideway, the fixed disc 12 is provided with a sliding block 13, and the size and shape of the sliding block 13 are consistent with those of the slideway; the fixed disc 12 is arranged in the through hole of the limiting plate 10; one side of the fixed disc 12 close to the grinding disc 11 is provided with a mounting groove 14, a vacuum suction disc 15 is arranged in the mounting groove 14, a small vacuum generator is arranged below the vacuum suction disc 15, and a plurality of vacuum suction discs 15 are arranged.

Referring to fig. 2 and 3, the driving assembly 4 includes an upper driven shaft 16 connected to the grinding disc 11, an upper coupling shaft 17 connected to the upper driven shaft 16, a timing belt 18 for driving the upper coupling shaft 17 to rotate, and a power member 19 for driving the timing belt 18 to rotate; the upper driven shaft 16 comprises a telescopic column 20 detachably connected with the grinding disc 11 and a sleeve 21 sleeved outside the telescopic column 20, one end of the telescopic column 20 is connected with the grinding disc 11 through a bolt, the other end of the telescopic column is provided with a through hole, and a limit bolt 22 is arranged in the through hole; sliding grooves 23 are formed in two sides of the sleeve 21, a screw of the limiting bolt 22 penetrates through the sliding grooves 23 and the through hole to extend out of the sleeve 21, and a nut is matched with the screw to fix the telescopic column 20 and the sleeve 21; a through hole is formed in the lower side surface of the mounting box 8, and the sleeve 21 penetrates through the through hole and extends into the mounting box 8; bearing seats are arranged on two sides of the mounting box 8, and two ends of the upper linkage shaft 17 are arranged in the bearing seats of the mounting box 8; a bevel gear set 24 is arranged between the upper linkage shaft 17 and the sleeve 21, and the bevel gear set 24 comprises a driving gear 25 fixed on the upper linkage shaft 17 and a driven gear 26 arranged at one end of the sleeve 21; an upper driven wheel 27 is also provided at one end of the upper link shaft 17.

Referring to fig. 2 and 3, a lower driven shaft 28 is connected below the fixed disk 12, the lower driven shaft 28 is connected with a lower linkage shaft 29, the lower driven shaft 28 is a rotating shaft, and a bevel gear set 24 is also arranged between the lower driven shaft 28 and the lower linkage shaft 29 and has the same structure as the bevel gear set 24 between the upper driven shaft 16 and the upper linkage shaft 17; one end of the lower linkage shaft 29 is also provided with a lower driven wheel 30, and the synchronous belt 18 is arranged on the lower driven wheel 30 and the upper driven wheel 27 and is connected with the lower driven wheel and the upper driven wheel; the power part 19 is a crank fixed on the guard plate 9, one end of the crank is provided with a driving wheel 31, and the driving wheel 31 is meshed with the synchronous belt 18.

Referring to fig. 3 and 4, the clamping assemblies 3 are provided with three groups, the three groups of clamping assemblies 3 are uniformly arranged along the circumferential direction of the fixed disk 12 by taking the fixed disk 12 as a center, and the three groups of clamping assemblies 3 are spaced by 120 degrees in pairs; the clamping assembly 3 comprises a fixed block 32 fixed on the limiting plate 10, a clamping claw 33 hinged with the fixed block 32 and an abutting column 34 arranged at the end of the clamping claw 33; the fixed block 32 is provided with a bolt hole, and a fastening bolt 35 is arranged in the bolt hole; one end of the clamping claw 33 is fixed on the fixed block 32, and the other end is provided with two branch claws 36 extending towards the silicon disc 38; a waist-shaped hole 37 is formed in one end, fixed to the fixing block 32, of the clamping claw 33, and the fastening bolt 35 penetrates through the waist-shaped hole 37 to fix the clamping claw 33 to the fixing block 32; the two branch claws 36 are long and short, and the abutment column 34 is rotatably connected to the ends of the branch claws 36.

Working process and principle of the embodiment

Opening the vacuum chuck 15, placing the silicon disc 38 above the fixed disc 12, rotating the clamping claws 33 to enable the abutting columns 34 to abut against the silicon disc 38, and then screwing the fastening bolts 35; loosening the limit bolt 22, moving the telescopic column 20 downwards, abutting the grinding disc 11 against the silicon disc 38, and screwing the limit bolt 22; shaking power part 19, driving wheel 31 drives hold-in range 18 and rotates, and then drives linkage shaft 17 and lower linkage shaft 29 and rotate, and then bevel gear group 24 rotates, drives upper driven shaft 16 and lower driven shaft 28 and rotates, and then abrasive disc 11 and fixed disk 12 rotate along opposite direction, and silicon disc 38 rotates along with the rotation of fixed disk 12, and abrasive disc 11 carries out preliminary grinding to silicon disc 38, the subsequent finish machining of being convenient for.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A manual grinder for a silicon disc,

the grinding device is characterized by comprising a rack (1), a grinding assembly (2) fixed on the rack (1) and a clamping assembly (3); the grinding assembly (2) comprises a fixed disc (12) which is rotationally connected with the rack (1) and a grinding disc (11) which is arranged above the fixed disc (12);

the grinding disc (11) is connected with a driving assembly (4); the driving assembly (4) comprises an upper driven shaft (16) connected with the grinding disc (11), an upper linkage shaft (17) driving the upper driven shaft (16) to rotate and a power part (19) driving the upper linkage shaft (17) to rotate; the fixed disc (12) is connected with a lower driven shaft (28), and the lower driven shaft (28) is connected with a lower linkage shaft (29); a synchronous belt (18) for connecting the upper linkage shaft (17) and the lower linkage shaft (29) is arranged between the upper linkage shaft and the lower linkage shaft, and the power part (19) is connected with the synchronous belt (18).

2. A manual grinder for silicon discs, according to claim 1, characterized in that a bevel gear set (24) is provided between the upper linkage shaft (17) and the upper driven shaft (16), the upper driven shaft (16) being detachably connected to the grinding disc (11).

3. The manual grinder for silicon disks as claimed in claim 2, characterized in that the side of the fixed disk (12) close to the grinding disk (11) is provided with a mounting groove (14), and a vacuum suction cup (15) is fixed in the mounting groove (14).

4. The manual grinder for silicon disks according to claim 3, characterized in that the clamping assemblies (3) are provided with a plurality of groups, one group of clamping assemblies (3) comprises a fixed block (32) fixedly connected with the frame (1), a clamping claw (33) hinged with the fixed block (32) and an abutting column (34) arranged at the end of the clamping claw (33); the clamping jaw (33) comprises two branch jaws (36) with different lengths.

5. A manual grinder for silicon disks, according to claim 4, characterized in that said gripping assemblies (3) are provided in three groups, said three groups of gripping assemblies (3) being equilateral triangular centered on the fixed disk (12).

6. The manual grinder for silicon disks as claimed in claim 4, wherein the end of the clamping jaw (33) connected with the fixed block (32) is provided with a kidney-shaped hole (37), and a fastening bolt (35) is arranged in the kidney-shaped hole (37).

7. Manual grinder for silicon disks, according to claim 4, characterized in that said abutment posts (34) are rotatably connected to the gripper jaws (33).

8. The manual grinder for silicon disks according to claim 1, characterized in that a slideway is arranged on the machine frame (1), and a sliding block (13) matched with the slideway is arranged on the fixed disk (12).