CN212967663U

CN212967663U - Crystal ejecting device

Info

Publication number: CN212967663U
Application number: CN202021848964.9U
Authority: CN
Inventors: 吴超; 曾义; 汪凡
Original assignee: Energy Intelligent Technology Wuxi Co Ltd
Current assignee: Ennaji Intelligent Equipment Wuxi Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-04-13
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to a crystal pushing device, which comprises a lower layer platform, a middle layer platform and an upper layer platform which are arranged in parallel at intervals from bottom to top, wherein an X-direction moving assembly is arranged between the lower layer platform and the middle layer platform, a Y-direction moving assembly is arranged between the middle layer platform and the upper layer platform, and a rotating assembly is arranged on the upper layer platform; the crystal pushing mechanism sequentially penetrates through the lower layer platform, the middle layer platform and the upper layer platform upwards, and a thimble assembly at the top of the crystal pushing mechanism penetrates into the rotating assembly; the wafer ring is placed on the rotating assembly, and moves or rotates in a horizontal plane along with the rotating assembly, the X-direction moving assembly and the Y-direction moving assembly, so that the wafer is jacked upwards by the thimble assembly after being positioned right above the thimble assembly, and the wafer jacking operation is finished; the utility model discloses compact structure is reasonable, has realized the automatic ground top brilliant, convenient to use, and work efficiency is high.

Description

Crystal ejecting device

Technical Field

The utility model belongs to the technical field of the wafer moves and carries the rigging equipment technique and specifically relates to a push up brilliant device.

Background

When LED chips are fed, they are generally arranged in an array on a blue film of a crystal-member ring, and when they are used, the crystal on the blue film needs to be lifted up and transferred to other material boxes or jigs.

In the prior art, the chip is easily damaged and the production efficiency is low although the mode of manual clamping and transferring is suitable for products of different models and specifications; or the crystal is pushed and transferred by means of automatic equipment, in the existing crystal pushing mechanism, in order to push each wafer on the crystal-membered ring by the ejector pin, the crystal-membered ring is usually set to move in a horizontal plane or the ejector pin moves in the horizontal plane, the general structure is relatively complex, and the flexibility and the reliability are poor in practical use.

SUMMERY OF THE UTILITY MODEL

The applicant provides a crystal-ejecting device with a reasonable structure aiming at the defects in the prior art, so that the automatic crystal-ejecting operation of the crystal on the crystal-membered ring is realized, and the crystal-ejecting device is convenient to use, high in working efficiency and good in reliability.

The utility model discloses the technical scheme who adopts as follows:

a crystal ejection device comprises a lower layer platform, a middle layer platform and an upper layer platform which are arranged in parallel at intervals from bottom to top, wherein an X-direction moving assembly is arranged between the lower layer platform and the middle layer platform, a Y-direction moving assembly is arranged between the middle layer platform and the upper layer platform, and a rotating assembly is arranged on the upper layer platform; the crystal pushing mechanism penetrates through the lower layer platform, the middle layer platform and the upper layer platform upwards in sequence, and a thimble assembly at the top of the crystal pushing mechanism penetrates into the rotating assembly.

As a further improvement of the above technical solution:

the structure of the crystal ejecting mechanism is as follows: the device comprises a supporting seat, wherein a Z-direction guide rail-sliding block combination is arranged on the side surface of the supporting seat, a guide rail of the Z-direction guide rail-sliding block combination is vertically and fixedly arranged on the side surface of the supporting seat, and a right-angle seat is fixedly arranged on a sliding block of the Z-direction guide rail-sliding block combination; a crystal-pushing motor is fixedly arranged at the bottom of the side surface of the supporting seat, the output end of the crystal-pushing motor faces upwards, a crystal-pushing screw rod is installed at the end part in a connecting mode, the crystal-pushing screw rod is parallel to a guide rail formed by combining a Z-direction guide rail and a sliding block, a Z-direction nut is sleeved on the crystal-pushing screw rod in a matching mode, and the Z-direction nut is fixedly arranged on the vertical surface of the right-angle seat; an XY-direction moving assembly is installed on the top plane of the right-angle seat, a flat plate is installed on the XY-direction moving assembly, and a thimble assembly is installed on the top surface of the flat plate.

The vertical plate is fixedly arranged on the side face of the flat plate, a Z-direction guide rail-slider combination II is arranged on the side face of the vertical plate, a slider of the Z-direction guide rail-slider combination II is fixedly arranged on the side face of the vertical plate, a guide rail of the Z-direction guide rail-slider combination II is fixedly arranged on the vertical seat, the vertical seat is of an L-shaped structure, an extension plate is fixedly arranged on the upper bottom surface of the vertical seat, an XY bidirectional sliding table is arranged on the bottom surface of the end part of the extension plate, and a bottom plate is.

The XY-direction moving assembly is composed of an X-direction guide rail sliding block combination and a Y-direction guide rail sliding block combination which are vertically overlapped.

The structure of the thimble assembly is as follows: the motor-driven flat plate comprises a side plate arranged on the top surface of a flat plate, wherein a frame-shaped seat is fixedly arranged on the side surface of the side plate, a small motor is fixedly arranged on the outer side surface of the frame-shaped seat, the output end of the small motor penetrates inwards into the frame-shaped seat, a cam is arranged at the end part of the output end of the small motor positioned in the frame-shaped seat, and a push block is attached to the top of the cam; the top of the frame-shaped seat is fixedly provided with a shaft seat, a shaft sleeve is arranged above the shaft seat, a push rod is arranged by penetrating through the shaft sleeve up and down, the push rod sequentially penetrates through the shaft seat and the top wall of the frame-shaped seat downwards, and the bottom end of the push rod is fixedly arranged on a push block; a copper sleeve is arranged in the shaft sleeve, and a spring is sleeved on the push rod positioned between the copper sleeve and the push block; a thimble cap is sleeved at the top of the shaft sleeve, a thimble seat is accommodated in the thimble cap, and a vertical upward thimble is fixedly arranged at the top of the thimble seat; the top of the push rod extends upwards into the thimble cap, the top end of the push rod is fixedly installed with the thimble seat, and the top of the thimble cap is provided with a hole for the thimble to extend out.

The structure of the rotating assembly is as follows: the device comprises a rotating motor fixedly arranged on the side surface of an upper-layer platform, wherein the output end of the rotating motor faces upwards and a driving wheel is arranged at the end part; the middle part of the upper layer platform is rotatably provided with a large belt wheel, the driving wheel is connected with the large belt wheel through a synchronous belt, and tensioning wheels are symmetrically arranged on the outer side surface close to the synchronous belt; the top of the large belt wheel is provided with a wafer seat, and a wafer ring is arranged on the wafer seat; the middle part of the upper-layer platform is provided with a large round hole, the large belt wheel and the wafer seat are of annular structures, the ejector pin assembly upwards sequentially passes through the large round hole, the large belt wheel and the wafer seat, and the top end of the ejector pin assembly is located on the inner side of the wafer seat.

The bottom surface of the upper-layer platform positioned outside the periphery of the large round hole is uniformly provided with a plurality of wheel carriers at intervals, each wheel carrier is provided with a limiting wheel, the axial direction of each limiting wheel is vertical to the bottom surface of the upper-layer platform, a follow-up rotating wheel is embedded between the limiting wheels, the follow-up rotating wheel is positioned below the inner side of the large round hole, and the top of the follow-up rotating wheel is fixedly installed with the bottom of the large belt wheel.

The following rotating wheel is of an annular structure, the middle of the outer wall surface of the following rotating wheel extends outwards along the circumferential direction to form a flange, grooves are formed in the middle of the circumferential surface of the limiting wheel, and the grooves are embedded and matched with the flange.

The structure of the X-direction moving assembly is as follows: the X-direction motor is fixedly arranged on the lower platform, the output end of the X-direction motor is connected and installed with an X-direction screw rod through a belt transmission mechanism, and an X-direction nut is sleeved on the X-direction screw rod in a matched mode; x-direction screw rod seats are mounted at two ends of the X-direction screw rod and fixedly mounted on the lower platform; and X-direction guide rail-slider combinations are further arranged on the lower-layer platform at intervals, guide rails in the X-direction guide rail-slider combinations are fixedly arranged on the lower-layer platform, the guide rails are parallel to the X-direction screw rods, X-direction sliding blocks are arranged on the sliders of the X-direction guide rail-slider combinations, and the X-direction sliding blocks and X-direction nuts are fixedly arranged on the bottom surface of the middle-layer platform.

The structure of the Y-direction moving assembly is as follows: the Y-direction moving motor is fixedly arranged on the middle-layer platform, a Y-direction screw rod is arranged at the output end of the Y-direction moving motor, and a Y-direction nut is sleeved on the Y-direction screw rod in a matching manner; two ends of the Y-direction screw rod are respectively provided with a Y-direction screw rod seat, and the two Y-direction screw rod seats are fixedly arranged on the middle-layer platform; and Y-direction guide rail-slider combinations are further arranged on the middle-layer platform at intervals, guide rails in the Y-direction guide rail-slider combinations are fixedly arranged on the middle-layer platform, the guide rails are parallel to the Y-direction screw rods, Y-direction sliding blocks are arranged on the sliders of the Y-direction guide rail-slider combinations, and the Y-direction sliding blocks and Y-direction nuts are fixedly arranged on the bottom surface of the upper-layer platform.

The utility model has the advantages as follows:

the utility model has the advantages of compact and reasonable structure, convenient operation through placing the wafer ring on rotating assembly, the wafer ring is along with rotating assembly, X to removing subassembly, Y and remove or rotate in the horizontal plane to removing the subassembly for the wafer is located thimble assembly directly over the back, and the wafer is by thimble assembly jack-up that makes progress, thereby conveniently accomplishes a brilliant operation, and degree of automation is high, convenient to use, good reliability, and work efficiency is high.

The utility model discloses still include following advantage:

the Z-direction guide rail-sliding block combination II is arranged, so that when the crystal ejecting motor works and drives the ejector pin assembly to move up and down through the crystal ejecting lead screw, the movement is absorbed by the Z-direction guide rail-sliding block combination II, and the XY bidirectional sliding table and the corresponding mounting piece are not influenced by the up-and-down movement; due to the existence of the XY-direction moving assembly, when the XY bidirectional sliding table works, the ejector pin assembly above the flat plate is driven to move in a horizontal plane by taking the XY-direction moving assembly as a guide, and mounting pieces such as a crystal-ejecting motor and a crystal-ejecting screw rod are not influenced by the horizontal movement; therefore, the normal crystal ejection work of the thimble assembly is ensured, the adjustment of the position of the thimble assembly in the horizontal plane can be realized, and the thimble assembly is particularly suitable for the condition that a camera is arranged at the top, so that the thimble assembly, the wafer and an external camera are always positioned on the same vertical line, and the thimble assembly is convenient to adjust, high in reliability and good in use flexibility;

the push block below the ejector pin component is attached to the outer surface of the cam, moves up and down in the rotating process of the cam, and outputs upward force to the ejector pin at the upper part, so that the wafer is jacked up; compared with a mode that the crystal ejecting motor drives the ejector pin assembly to move upwards through the crystal ejecting lead screw to directly eject the wafer, the ejecting action driven by the cam is more consistent and flexible, and the integrity of the wafer during the crystal ejecting operation is guaranteed; and moreover, the crystal ejecting motor drives the ejector pin assembly to firstly move upwards for a large distance, and then the cam rotates to jack the crystal piece upwards, so that the jacking quality is ensured, the efficiency is also considered, and the reliability is good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of fig. 1.

Fig. 3 is a schematic structural diagram of the top crystal mechanism of the present invention.

Fig. 4 is a schematic structural view of the thimble assembly of the present invention.

Fig. 5 is an exploded view of fig. 4.

Fig. 6 is a schematic structural diagram of the rotating assembly of the present invention.

Fig. 7 is a schematic structural diagram (another view angle) of the rotating assembly of the present invention.

Fig. 8 is a partially enlarged view of a portion a in fig. 7.

Wherein: 1. a rotating assembly; 2. an upper stage; 3. a middle platform; 4. a Y-direction moving component; 5. an X-direction moving assembly; 6. a lower stage; 7. a crystal ejecting mechanism;

11. rotating the motor; 12. a driving wheel; 13. a tension wheel; 14. a large belt pulley; 15. a synchronous belt; 16. a wafer seat; 17. a follow-up wheel; 18. a wheel carrier; 19. a limiting wheel;

41. a Y-direction guide rail-slide block combination; 42. a Y-direction sliding block; 43. a Y-direction moving motor; 44. a Y-direction nut; 45. a Y-direction screw rod; 46. a Y-direction screw rod seat;

51. an X-direction motor; 52. a belt drive mechanism; 53. an X-direction screw rod; 54. a nut in the X direction; 55. an X-direction guide rail-slide block combination; 56. an X-direction sliding block; 57. an X-direction screw rod seat;

701. a top-crystal motor; 702. ejecting a crystal screw rod; 703. the Z-direction guide rail-sliding block combination is one; 704. a supporting seat; 705. a right-angle seat; 706. an XY-direction moving component; 707. a vertical seat; 708. a Z-direction guide rail-sliding block combination II; 709. a vertical plate; 710. an extension plate; 711. an XY bidirectional sliding table; 712. a base plate; 713. a flat plate; 714. a thimble assembly;

7140. a thimble seat; 71401. a thimble; 7141. a side plate; 7142. a cam; 7143. a small motor; 7144. a frame-shaped seat; 7145. a push block; 7146. a spring; 7147. a shaft seat; 7148. a push rod; 71481. a copper sleeve; 7149. a shaft sleeve; 71491. a thimble cap.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1 and fig. 2, the crystal-ejecting device of the present embodiment includes a lower platform 6, a middle platform 3 and an upper platform 2, which are arranged in parallel at intervals from bottom to top, an X-direction moving assembly 5 is installed between the lower platform 6 and the middle platform 3, a Y-direction moving assembly 4 is installed between the middle platform 3 and the upper platform 2, and a rotating assembly 1 is installed on the upper platform 2; the crystal pushing device further comprises a crystal pushing mechanism 7, wherein the crystal pushing mechanism 7 upwards sequentially penetrates through the lower layer platform 6, the middle layer platform 3 and the upper layer platform 2, and a thimble assembly 714 at the top of the crystal pushing mechanism 7 penetrates into the rotating assembly 1; through placing the wafer ring on runner assembly 1, the wafer ring is along with runner assembly 1, X to removing subassembly 5, Y to removing subassembly 4 removal or rotation in the horizontal plane for behind the wafer is located thimble assembly 714 directly over, the wafer is by thimble assembly 714 jack-up that makes progress, thereby conveniently accomplishes the top brilliant operation, and degree of automation is high.

As shown in fig. 3, the structure of the crystal-pushing mechanism 7 is: the device comprises a supporting seat 704, wherein a Z-direction guide rail-sliding block combination 703 is arranged on the side surface of the supporting seat 704, a guide rail of the Z-direction guide rail-sliding block combination 703 is vertically and fixedly arranged on the side surface of the supporting seat 704, and a right-angle seat 705 is fixedly arranged on a sliding block of the Z-direction guide rail-sliding block combination 703; a top crystal motor 701 is fixedly arranged at the bottom of the side surface of the supporting seat 704, the output end of the top crystal motor 701 faces upwards, and a top crystal screw 702 is installed at the end part in a connection manner, the top crystal screw 702 is parallel to the guide rail of the Z-direction guide rail-sliding block combination unit 703, a Z-direction nut is sleeved on the top crystal screw 702 in a matching manner, and the Z-direction nut is fixedly arranged on the vertical surface of the right-angle seat 705; an XY-direction moving assembly 706 is installed on the top plane of the right-angle seat 705, a flat plate 713 is installed on the XY-direction moving assembly 706, and a thimble assembly 714 is installed on the top surface of the flat plate 713.

A vertical plate 709 is fixedly arranged on the side surface of the flat plate 713, a Z-direction guide rail-slide block combined second 708 is arranged on the side surface of the vertical plate 709, a slide block of the Z-direction guide rail-slide block combined second 708 is fixedly arranged on the side surface of the vertical plate 709, a guide rail of the Z-direction guide rail-slide block combined second 708 is fixedly arranged on a vertical seat 707, the vertical seat 707 is of a 'L' -shaped structure, an extension plate 710 is fixedly arranged on the upper bottom surface of the vertical seat 707, an XY bidirectional sliding table 711 is arranged on the bottom surface of the end part of the extension plate 710, and.

The XY-direction moving component 706 is an X-direction guide rail and slide block combination and a Y-direction guide rail and slide block combination which are vertically overlapped; when the XY bidirectional sliding table 711 works, the extension plate 710, the vertical seat 707, the second Z-guide rail-slider combination 708 and the vertical plate 709 move along with the XY plane, so that the flat plate 713 moves in the XY plane by guiding the rail-slider combination in the XY-direction moving assembly 706, and the ejector pin assembly 714 moves in the XY plane, that is, the position adjustment of the ejector pin assembly 714 in the horizontal plane is completed; after the adjustment is completed, the sliding of the XY bidirectional slide table 711 is locked.

The existence of the Z-direction guide rail-sliding block combination II 708 ensures that when the crystal-pushing motor 701 works and drives the thimble assembly 714 to move up and down through the crystal-pushing screw rod 702, the movement is absorbed by the Z-direction guide rail-sliding block combination II 708, and the XY bidirectional sliding table 711 and the corresponding installation part are not influenced by the up and down movement; due to the existence of the XY-direction moving assembly 706, when the XY bidirectional sliding table 711 works, the ejector pin assembly 714 above the flat plate 713 is driven to move in a horizontal plane by taking the XY-direction moving assembly 706 as a guide, and the mounting parts such as the crystal-ejecting motor 701 and the crystal-ejecting screw rod 702 are not influenced by the horizontal movement; therefore, the normal crystal ejection work of the ejector pin assembly 714 is ensured, the adjustment of the position of the ejector pin assembly 714 in the horizontal plane can be realized, the ejector pin assembly is particularly suitable for the condition that a camera is arranged at the top, the ejector pin assembly 714, the wafer and an external camera are always located on the same vertical line, the adjustment is convenient, the reliability is high, and the use flexibility is good.

As shown in fig. 4 and 5, the structure of the ejector pin assembly 714 is: the motor comprises a side plate 7141 arranged on the top surface of a flat plate 713, wherein a frame-shaped seat 7144 is fixedly arranged on the side surface of the side plate 7141, a small motor 7143 is fixedly arranged on the outer side surface of the frame-shaped seat 7144, the output end of the small motor 7143 inwards penetrates into the frame-shaped seat 7144, a cam 7142 is arranged at the end part of the output end of the small motor 7143 positioned in the frame-shaped seat 7144, and a push block 7145 is attached to the top of the cam 7142; a shaft seat 7147 is fixedly arranged at the top of the frame-shaped seat 7144, a shaft sleeve 7149 is arranged above the shaft seat 7147, a push rod 7148 is arranged vertically through the shaft sleeve 7149, the push rod 7148 downwards sequentially penetrates through the shaft seat 7147 and the top wall of the frame-shaped seat 7144, and the bottom end of the push rod 7148 is fixedly arranged on a push block 7145; a copper sleeve 71481 is arranged in the shaft sleeve 7149, and a spring 7146 is sleeved on a push rod 7148 positioned between the copper sleeve 71481 and the push block 7145; a thimble cap 71491 is sleeved on the top of the shaft sleeve 7149, a thimble seat 7140 is accommodated in the thimble cap 71491, and a vertical thimble 71401 is fixedly arranged on the top of the thimble seat 7140; the top of the push rod 7148 extends upwards into the thimble cap 71491, the top end of the push rod 7148 is fixedly mounted with the thimble seat 7140, and the top of the thimble cap 71491 is provided with a hole for the thimble 71401 to extend out.

A push block 7145 below the ejector pin assembly 714 is attached to the outer surface of the cam 7142, the push block 7145 moves up and down in the rotating process of the cam 7142, and outputs upward force to an ejector pin 71401 at the upper part through a push rod 7148 and an ejector pin seat 7140, so that a wafer is ejected; compared with the mode that the crystal ejecting motor 701 drives the ejector pin assembly 714 to ascend through the crystal ejecting lead screw 702 to directly eject the wafer, the ejecting action driven by the cam 7142 is more consistent and flexible, and the integrity of the wafer during the crystal ejecting operation is guaranteed; in addition, the crystal-ejecting motor 701 drives the ejector pin assembly 714 to firstly move upwards for a large distance, and then the cam 7142 rotates to jack the wafer upwards, so that the jacking quality is ensured, the efficiency is also considered, and the reliability is good.

As shown in fig. 6 and 7, the structure of the rotating assembly 1 is: the device comprises a rotating motor 11 fixedly arranged on the side surface of an upper-layer platform 2, wherein the output end of the rotating motor 11 faces upwards and a driving wheel 12 is arranged at the end part; a large belt wheel 14 is rotatably arranged in the middle of the upper-layer platform 2, the driving wheel 12 is connected with the large belt wheel 14 through a synchronous belt 15, and tension wheels 13 are symmetrically arranged on the outer side surfaces of the synchronous belt 15 in a clinging mode; the top of the large belt wheel 14 is provided with a wafer seat 16, and a wafer ring is arranged on the wafer seat 16; the middle part of the upper layer platform 2 is provided with a large round hole, the large belt wheel 14 and the wafer seat 16 are both of annular structures, the ejector pin component 714 sequentially penetrates through the large round hole, the large belt wheel 14 and the wafer seat 16 upwards, and the top end of the ejector pin component 714 is positioned on the inner side of the wafer seat 16.

A plurality of wheel frames 18 are uniformly arranged on the bottom surface of the upper layer platform 2 positioned outside the periphery of the large circular hole at intervals, limiting wheels 19 are arranged on the single wheel frame 18, the axial direction of each limiting wheel 19 is vertical to the bottom surface of the upper layer platform 2, a following rotating wheel 17 is embedded between the limiting wheels 19, the following rotating wheel 17 is positioned below the inner side of the large circular hole, and the top of the following rotating wheel 17 is fixedly arranged with the bottom of the large belt wheel 14; the limiting wheels 19 which are circumferentially arranged are embedded with the following rotating wheel 17, so that the large belt wheel 14 fixedly mounted with the following rotating wheel 17 can be ensured to smoothly rotate in the large circular hole of the upper-layer platform 2.

The following rotating wheel 17 is of an annular structure, the middle part of the outer wall surface of the following rotating wheel 17 extends outwards along the circumferential direction to form a flange, the middle parts of the circumferential surfaces of the limiting wheels 19 are respectively provided with a groove, and the grooves are embedded and matched at the flanges, as shown in fig. 8.

The structure of the X-direction moving assembly 5 is: the X-direction motor 51 is fixedly arranged on the lower platform 6, the output end of the X-direction motor 51 is connected and installed with an X-direction screw 53 through a belt transmission mechanism 52, and an X-direction nut 54 is sleeved on the X-direction screw 53 in a matching manner; x-direction screw rod seats 57 are respectively arranged at two ends of the X-direction screw rod 53, and the two X-direction screw rod seats 57 are fixedly arranged on the lower-layer platform 6; x-direction guide rail-slider combinations 55 are further arranged on the lower-layer platform 6 at intervals, guide rails in the X-direction guide rail-slider combinations 55 are fixedly arranged on the lower-layer platform 6 and are parallel to the X-direction screw rods 53, X-direction sliding blocks 56 are arranged on sliders of the X-direction guide rail-slider combinations 55, and the X-direction sliding blocks 56 and X-direction nuts 54 are fixedly arranged on the bottom surface of the middle-layer platform 3.

The structure of the Y-direction moving assembly 4 is: the device comprises a Y-direction moving motor 43 fixedly arranged on a middle-layer platform 3, a Y-direction screw rod 45 is arranged at the output end of the Y-direction moving motor 43, and a Y-direction nut 44 is sleeved on the Y-direction screw rod 45 in a matching manner; y-direction screw rod seats 46 are respectively arranged at two ends of the Y-direction screw rod 45, and the two Y-direction screw rod seats 46 are fixedly arranged on the middle-layer platform 3; and Y-direction guide rail-slider combinations 41 are further arranged on the middle-layer platform 3 at intervals, guide rails in the Y-direction guide rail-slider combinations 41 are fixedly arranged on the middle-layer platform 3 and are parallel to the Y-direction screw rod 45, Y-direction sliding blocks 42 are arranged on sliders of the Y-direction guide rail-slider combinations 41, and the Y-direction sliding blocks 42 and Y-direction nuts 44 are fixedly arranged on the bottom surface of the upper-layer platform 2.

The utility model discloses a theory of operation does:

placing a wafer ring on the wafer seat 16;

the rotating motor 11 works, the driving wheel 12 and the synchronous belt 15 drive the large belt wheel 14 to rotate, and the large belt wheel 14 drives the wafer seat 16 and the wafer ring to rotate along with the large belt wheel; the X-direction motor 51 works, the belt transmission mechanism 52 drives the X-direction screw rod 53 to rotate, the X-direction nut 54 matched with the X-direction screw rod 53 moves along the X direction, the middle-layer platform 3 is driven to move along the X direction by taking the X-direction guide rail-slider combination 55 as a guide, and the Y-direction moving assembly 4, the upper-layer platform 2 and the rotating assembly 1 above the middle-layer platform 3 move along the X direction along with the X-direction moving assembly; the Y-direction moving motor 43 works to drive the Y-direction screw rod 45 to rotate, the Y-direction nut 44 matched with the Y-direction screw rod 45 moves along the Y direction to drive the upper-layer platform 2 to move along the Y direction by taking the Y-direction guide rail-sliding block combination 41 as a guide, and the rotating assembly 1 above the upper-layer platform 2 moves along the Y direction along with the Y-direction;

when the wafer on the wafer ring moves to the position right below the external picking mechanism, the rotating motor 11, the X-direction motor 51 and the Y-direction moving motor 43 stop working;

the crystal-ejecting motor 701 works to drive the crystal-ejecting lead screw 702 to rotate, and the Z-direction nut matched with the crystal-ejecting lead screw 702 moves upwards, so that the right-angle seat 705 moves upwards along with the Z-direction guide rail-slide block combination 703 as a guide, and drives the XY-direction moving assembly 706, the flat plate 713, the vertical plate 709 and the ejector pin assembly 714 to move upwards until the ejector pin 71401 at the top of the ejector pin assembly 714 is close to an upper wafer, and the slide block in the Z-direction guide rail-slide block combination 708 moves upwards along with the vertical plate 709 relative to the matched guide rail;

the small motor 7143 works to drive the cam 7142 to rotate, the rotation of the cam 7142 enables the pushing block 7145 attached to the cam to move upwards, then the pushing rod 7148 is driven to move upwards and upwards apply force to the thimble 71401 through the thimble seat 7140, the thimble 71401 which moves upwards applies force to the wafer to jack the wafer, and at the moment, the spring 7146 is compressed; when the cam 7142 continues to rotate along with the small motor 7143, the push block 7145 and the cam 7142 tend to separate, and the compressed spring 7146 resets, so that the push block 7145 descends, and the push rod 7148 is driven to descend and reset; the jacking operation of the wafer is completed once.

The utility model is simple in operation, degree of automation is high, convenient to use, work efficiency is high to the good reliability.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.

Claims

1. A top crystal device is characterized in that: the device comprises a lower-layer platform (6), a middle-layer platform (3) and an upper-layer platform (2) which are arranged in parallel at intervals from bottom to top, wherein an X-direction moving assembly (5) is arranged between the lower-layer platform (6) and the middle-layer platform (3), a Y-direction moving assembly (4) is arranged between the middle-layer platform (3) and the upper-layer platform (2), and a rotating assembly (1) is arranged on the upper-layer platform (2); the crystal pushing mechanism (7) penetrates through the lower layer platform (6), the middle layer platform (3) and the upper layer platform (2) upwards in sequence, and a thimble assembly (714) at the top of the crystal pushing mechanism (7) penetrates into the rotating assembly (1).

2. The die-top apparatus of claim 1, wherein: the structure of the crystal-ejecting mechanism (7) is as follows: the device comprises a supporting seat (704), wherein a Z-direction guide rail-sliding block combination (703) is arranged on the side surface of the supporting seat (704), a guide rail of the Z-direction guide rail-sliding block combination (703) is vertically and fixedly arranged on the side surface of the supporting seat (704), and a right-angle seat (705) is fixedly arranged on a sliding block of the Z-direction guide rail-sliding block combination (703); the bottom of the side face of the supporting seat (704) is fixedly provided with a top crystal motor (701), the output end of the top crystal motor (701) faces upwards, the end part of the top crystal motor (701) is connected with and provided with a top crystal lead screw (702), the top crystal lead screw (702) is parallel to a guide rail of a Z-direction guide rail-sliding block combination unit (703), the top crystal lead screw (702) is sleeved with a Z-direction nut in a matching mode, and the Z-direction nut is fixedly arranged on the vertical face of a right-angle seat (705); XY is to removing subassembly (706) to the mounting on right angle seat (705) top plane, installs dull and stereotyped (713) on XY removes subassembly (706), and dull and stereotyped (713) top surface is installed thimble assembly (714).

3. The die-attach apparatus of claim 2, wherein: the vertical plate (709) is fixedly arranged on the side face of the flat plate (713), a Z-direction guide rail-slider combination II (708) is arranged on the side face of the vertical plate (709), a slider of the Z-direction guide rail-slider combination II (708) is fixedly arranged on the side face of the vertical plate (709), a guide rail of the Z-direction guide rail-slider combination II (708) is fixedly arranged on the vertical seat (707), the vertical seat (707) is of a reversed L-shaped structure, an extension plate (710) is fixedly arranged on the upper bottom face of the vertical seat (707), an XY bidirectional sliding table (711) is arranged on the bottom face of the end portion of the extension plate (710), and a bottom plate (712) is arranged on the.

4. The die-attach apparatus of claim 2, wherein: the XY-direction moving assembly (706) is an X-direction guide rail and slide block combination and a Y-direction guide rail and slide block combination which are vertically overlapped.

5. The die-attach apparatus of claim 2, wherein: the structure of the thimble assembly (714) is as follows: the motor-driven flat plate comprises a side plate (7141) arranged on the top surface of a flat plate (713), wherein a frame-shaped seat (7144) is fixedly arranged on the side surface of the side plate (7141), a small motor (7143) is fixedly arranged on the outer side surface of the frame-shaped seat (7144), the output end of the small motor (7143) penetrates into the frame-shaped seat (7144), a cam (7142) is arranged at the end part of the output end of the small motor (7143) positioned in the frame-shaped seat (7144), and a push block (7145) is attached to the top of the cam (7142); the top of the frame-shaped seat (7144) is fixedly provided with a shaft seat (7147), a shaft sleeve (7149) is arranged above the shaft seat (7147), a push rod (7148) is arranged above and below the shaft sleeve (7149) in a penetrating manner, the push rod (7148) downwards sequentially penetrates through the shaft seat (7147) and the top wall of the frame-shaped seat (7144), and the bottom end of the push rod (7148) is fixedly arranged on a push block (7145); a copper sleeve (71481) is arranged in the shaft sleeve (7149), and a spring (7146) is sleeved on a push rod (7148) positioned between the copper sleeve (71481) and the push block (7145); a thimble cap (71491) is sleeved at the top of the shaft sleeve (7149), a thimble seat (7140) is accommodated in the thimble cap (71491), and a vertically upward thimble (71401) is fixedly mounted at the top of the thimble seat (7140); the top of the push rod (7148) extends upwards into the thimble cap (71491), the top end of the push rod (7148) is fixedly installed with the thimble seat (7140), and the top of the thimble cap (71491) is provided with a hole for the thimble (71401) to extend out.

6. The die-top apparatus of claim 1, wherein: the structure of the rotating assembly (1) is as follows: comprises a rotating motor (11) fixedly arranged on the side surface of an upper-layer platform (2), wherein the output end of the rotating motor (11) faces upwards, and a driving wheel (12) is arranged at the end part; a large belt wheel (14) is rotatably mounted in the middle of the upper-layer platform (2), the driving wheel (12) is connected with the large belt wheel (14) through a synchronous belt (15), and tension wheels (13) are symmetrically mounted on the outer side surface close to the synchronous belt (15); the top of the large belt wheel (14) is provided with a wafer seat (16), and a wafer ring is arranged on the wafer seat (16); big round hole has been opened at upper platform (2) middle part, and big band pulley (14), wafer seat (16) are the loop configuration, and thimble subassembly (714) upwards passes big round hole, big band pulley (14) and wafer seat (16) in proper order, and the top of thimble subassembly (714) is located wafer seat (16) inboard.

7. The die-top apparatus of claim 6, wherein: a plurality of wheel carriers (18) are evenly installed on the bottom surface of an upper-layer platform (2) located on the periphery of a large circular hole at intervals, limiting wheels (19) are installed on a single wheel carrier (18), the axial direction of each limiting wheel (19) is vertical to the bottom surface of the upper-layer platform (2), a following rotating wheel (17) is embedded between the limiting wheels (19), the following rotating wheel (17) is located below the inner side of the large circular hole, and the top of the following rotating wheel (17) is fixedly installed at the bottom of the large belt wheel (14).

8. The die-top apparatus of claim 7, wherein: the follow-up rotating wheel (17) is of an annular structure, the middle part of the outer wall surface of the follow-up rotating wheel (17) extends outwards along the circumferential direction to form a flange, the middle part of the circumferential surface of the limiting wheel (19) is provided with grooves, and the grooves are embedded and matched with the flange.

9. The die-top apparatus of claim 1, wherein: the structure of the X-direction moving assembly (5) is as follows: the X-direction motor (51) is fixedly arranged on the lower platform (6), the output end of the X-direction motor (51) is connected and installed with an X-direction screw rod (53) through a belt transmission mechanism (52), and an X-direction nut (54) is sleeved on the X-direction screw rod (53) in a matching manner; x-direction screw rod seats (57) are mounted at two ends of the X-direction screw rod (53), and the two X-direction screw rod seats (57) are fixedly mounted on the lower-layer platform (6); x-direction guide rail-slider combinations (55) are further installed on the lower-layer platform (6) at intervals, guide rails in the X-direction guide rail-slider combinations (55) are fixedly installed on the lower-layer platform (6) and are parallel to the X-direction lead screw (53), X-direction sliding blocks (56) are installed on sliders of the X-direction guide rail-slider combinations (55), and the X-direction sliding blocks (56) and X-direction nuts (54) are fixedly installed on the bottom surface of the middle-layer platform (3).

10. The die-top apparatus of claim 1, wherein: the structure of the Y-direction moving assembly (4) is as follows: the device comprises a Y-direction moving motor (43) fixedly arranged on a middle-layer platform (3), a Y-direction screw rod (45) is arranged at the output end of the Y-direction moving motor (43), and a Y-direction nut (44) is sleeved on the Y-direction screw rod (45) in a matching manner; y-direction screw rod seats (46) are mounted at two ends of the Y-direction screw rod (45), and the two Y-direction screw rod seats (46) are fixedly mounted on the middle-layer platform (3); y-direction guide rail-slider combinations (41) are further installed on the middle-layer platform (3) at intervals, guide rails in the Y-direction guide rail-slider combinations (41) are fixedly installed on the middle-layer platform (3) and are parallel to the Y-direction screw rod (45), Y-direction sliding blocks (42) are installed on sliders of the Y-direction guide rail-slider combinations (41), and the Y-direction sliding blocks (42) and Y-direction nuts (44) are fixedly installed on the bottom surface of the upper-layer platform (2).