CN220189609U - Carrying frame for semiconductor equipment - Google Patents
Carrying frame for semiconductor equipment Download PDFInfo
- Publication number
- CN220189609U CN220189609U CN202321466262.8U CN202321466262U CN220189609U CN 220189609 U CN220189609 U CN 220189609U CN 202321466262 U CN202321466262 U CN 202321466262U CN 220189609 U CN220189609 U CN 220189609U
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- China
- Prior art keywords
- locking
- wafer
- ring
- sheath
- locking block
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims description 3
- 235000012431 wafers Nutrition 0.000 abstract description 31
- 230000008021 deposition Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 238000005137 deposition process Methods 0.000 abstract description 5
- 230000001133 acceleration Effects 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 description 9
- 230000008602 contraction Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
The utility model relates to a carrying frame for semiconductor equipment, and belongs to the technical field of deposition laminating equipment. The wafer-supporting device comprises a frame body, a bearing ring and a locking mechanism, wherein a connecting hole is formed in the center of the frame body, a plurality of major arcs are further formed in the frame body, one end of the locking mechanism is fixed to the major arcs, and the other end of the locking mechanism is fixed to the bearing ring for supporting wafers. Through addding locking mechanism between carrier ring and the support body, guaranteed the stability of transport frame in acceleration or deceleration in-process wafer position, increased the precision of transport frame when conveying the wafer, promoted the precision of deposition process to satisfy deposited quality and homogeneity, guarantee product quality. The supporting piece is arranged on the bearing ring, so that the contact area between the wafer and the bearing ring is reduced, the influence of the temperature of the bearing ring on the wafer is reduced, and the quality of the wafer is ensured.
Description
Technical Field
The utility model relates to a carrying frame for semiconductor equipment, and belongs to the technical field of deposition laminating equipment.
Background
In semiconductor deposition equipment, wafers are held and transported within a deposition chamber by a carrier ring (carrier) to change the position of the wafers placed on the carrier ring. The carrier Plate plays a very important role in the deposition process, and the carrier Plate usually supports a substrate (or called a base) through a bearing ring, so that the substrate (or the base) plays a plurality of important roles of supporting the substrate, providing rotary motion and the like in a chemical reaction environment of high temperature, vacuum and plasma, and ensuring the stability, uniformity and controllability of the deposition process. However, in the current semiconductor devices, the carrier and the carrier ring are lifted up and down in parallel, and the parallel lifting method can only be kept stable under the condition of slow speed, once the carrier accelerates or decelerates, the carrier ring and the substrate (or called substrate) can be out of control under the influence of inertia, and further deviate from the circle center, so that the quality and uniformity of deposition are affected, the substrate (or called substrate) is left, and the yield of the substrate (or called substrate) is affected; in addition, the existing contact mode between the bearing ring and the wafer is surface-to-surface contact, the contact area is large, the temperature between the bearing ring and the wafer is increased, and the quality of the wafer is affected.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the carrying frame for the semiconductor equipment, wherein the locking mechanism is additionally arranged between the carrying ring and the carrying frame body, so that the stability of the position of a wafer in the acceleration or deceleration process of the carrying frame is ensured, the accuracy of the carrying frame in the process of conveying the wafer is increased, the accuracy of the deposition process is improved, the controllability and uniformity of deposition are met, and the product quality is ensured; by arranging the supporting piece on the bearing ring, the supporting piece is in contact with the wafer dots and points, so that the contact area between the wafer and the bearing ring is reduced, the influence of the temperature of the bearing ring on the wafer is solved, and the quality of the wafer is ensured.
In order to achieve the above purpose, the technical scheme of the utility model provides a carrying frame for semiconductor equipment, which comprises a frame body, a bearing ring and a locking mechanism, wherein the center of the frame body is provided with a connecting hole, the frame body is also provided with a plurality of major arcs, one end of the locking mechanism is fixed on the major arc, and the other end of the locking mechanism is connected with the bearing ring; the locking mechanism comprises a locking block and a connecting convex sheath, the connecting convex sheath is divided into a locking part, a connecting part and a convex sheath part, the locking part, the connecting part and the convex sheath part are sequentially formed integrally, one end of the connecting part, which is contacted with the locking part, is a first connecting end of the connecting part, the locking part is positioned in the locking block, the connecting part is exposed out of the locking block, and the convex sheath part is arranged at a second connecting end of the connecting part and protrudes out of the upper surface of the connecting part; the bearing ring is divided into an inner ring and an outer ring, the inner ring is lower than the outer ring, and a supporting piece protruding out of the surface of the inner ring and used for supporting a wafer is arranged on the inner ring; the outer ring is provided with a convex sheath hole for inserting the convex sheath part.
Further, the locking block A end is fixed on the major arc side wall, the locking block B end is a semi-closed groove, the locking part is arranged in the groove, and the locking part is matched with the locking block B end.
Further, the width of the first connecting end of the connecting portion is smaller than that of the locking portion.
Furthermore, the hollow areas at the two sides of the groove at the end B of the locking block are also provided with locking pads for sealing and fixing the locking part.
Further, the locking block, the connecting convex sheath and the locking pad are fixedly connected through vacuum screws.
Further, the outer surface of the convex sheath part is divided into a straight area, a shrinkage area and a junction area from bottom to top, and all the areas are connected in a gradual transition way.
Further, the included angle between the contraction area and the central axis is 20 degrees.
The connecting hole of the frame body is welded with the main shaft of the rotary lifting motor below the frame body.
Further, a flange cover is arranged on the frame body connecting hole, and the flange cover is connected with a main shaft of the rotary lifting motor below the frame body through bolts.
Further, the shape of the connecting hole includes, but is not limited to, a circle, a quadrangle, and any regular polygon.
Further, the frame body is provided with a grabbing hole, so that the function of convenient assembly and disassembly is achieved.
The convex sheath hole is a through hole penetrating through the outer ring.
Further, the lower surface of the outer ring is also provided with a fixed sheath which is used for being connected with the heating disc.
The wafer placed on the support is lower than the height of the outer ring.
Further, the shape of the support includes, but is not limited to, trapezoidal, cylindrical, conical.
By adopting the technical scheme, the utility model can obtain the following technical effects: the utility model provides a carrying frame for semiconductor equipment, which ensures the stability of the position of a wafer in the acceleration or deceleration process of the carrying frame, increases the precision of the carrying frame in the process of conveying the wafer, and improves the precision of the deposition process so as to meet the quality and uniformity of deposition and ensure the quality of products by additionally arranging a locking mechanism between a bearing ring and a frame body. In addition, the supporting piece is arranged on the bearing ring, so that the contact area between the wafer and the bearing ring is reduced, the influence of the temperature of the bearing ring on the wafer is reduced, and the quality of the wafer is ensured.
Drawings
FIG. 1 is a schematic top view of the structure of embodiment 1 of the present utility model;
FIG. 2 is a schematic partial top view of embodiment 1 of the present utility model;
FIG. 3 is a partial bottom view of embodiment 1 of the present utility model;
FIG. 4 is a schematic bottom view of the locking mechanism of embodiment 1 of the present utility model;
FIG. 5 is a schematic view of the structure of a connecting sheath according to embodiment 1 of the present utility model;
FIG. 6 is a side view schematic of FIG. 5;
FIG. 7 is a schematic view of a carrier ring according to embodiment 1 of the present utility model;
FIG. 8 is a top view of a flange cover according to embodiment 2 of the present utility model;
FIG. 9 is a schematic view in section A-A of FIG. 8;
FIG. 10 is a bottom view of the locking mechanism of embodiment 2 of the present utility model;
fig. 11 is a top view of a carrier ring according to embodiment 2 of the present utility model.
The serial numbers in the figures illustrate: 1. a frame body; 2. a connection hole; 3. a major arc; 4. a locking block; 5. connecting the convex sheath; 7. a locking pad; 8. vacuum screws; 9. a flat region; 10. a constriction region; 11. a junction region; 12. a flange cover; 13. an outer edge; 14. an inner edge; 15. a grabbing hole; 16. penetrating through the bolt hole; 20. a carrier ring; 21. an inner ring; 22. an outer ring; 23. a support; 24. a male sheath hole; 25. a fixation sheath; 41. the end A of the locking block; 42. the end B of the locking block; 51. a locking part; 52. a connection part; 53. a convex sheath portion; 521. a first connecting end of the connecting part; 522. the connecting part is provided with a second connecting end.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and to specific embodiments: the utility model will be further described by way of examples.
Example 1:
as shown in fig. 1 to 7, the present embodiment provides a carrying rack for semiconductor devices, which comprises a rack body 1, a carrying ring 20 and a locking mechanism, wherein a connecting hole 2 is arranged in the center of the rack body 1, the rack body 1 is in a cross shape, four major arcs 3 are also arranged on the rack body 1, three locking mechanisms are fixed on each major arc 3, and the other end of each locking mechanism is connected with the carrying ring 20; the locking mechanism comprises a locking block 4 and a connecting convex sheath 5, the connecting convex sheath 5 comprises a locking part 51, a connecting part 52 and a convex sheath part 53, wherein one end of the connecting part 52, which is contacted with the locking part 51, is a first connecting end 521 of the connecting part, the locking part 51 is positioned in the locking block 4, the connecting part 52 is exposed out of the locking block 4, and the convex sheath part 53 is arranged at a second connecting end 522 of the connecting part and protrudes out of the upper surface of the connecting part 52;
the bearing ring 20 is divided into an inner ring 21 and an outer ring 22, the inner ring 21 is lower than the outer ring 22, a supporting piece 23 protruding from the surface of the inner ring 21 and used for supporting a wafer is arranged on the inner ring 21, a convex sheath hole 24 is arranged on the outer ring 22, and the convex sheath hole 24 is fixedly inserted into the convex sheath part 53.
By the contact of the supporting piece 23 and the wafer, the contact area of the wafer and the bearing ring 20 is reduced, friction is reduced, the adhesion of microparticles on the wafer when the wafer is contacted with the bearing ring 20 is avoided, and the quality of the wafer is ensured.
Further, the connecting portion first connecting end 521 is narrower in width than the locking portion 51.
Further, the end 41 of the locking block A is fixed on the side wall of the major arc 3, the end part of the end 42 of the locking block B is a semi-closed groove, the locking part 51 is trapezoid, and the locking part 51 is arranged in the groove.
Further, the hollow areas on both sides of the groove at the end 42 of the locking block B are also provided with locking pads 7, so that the locking part 51 is sealed and fixed.
Further, the locking block 4, the locking part 51 of the connecting convex sheath 5 and the locking pad 7 are fixedly connected through the vacuum screw 8.
Further, the outer surface of the convex sheath part 53 is divided into a straight region 9, a shrinkage region 10 and a junction region 11 from bottom to top, and the straight region 9, the shrinkage region 10 and the junction region 11 are connected in a gradual transition mode in sequence.
Further, the included angle between the contraction area 10 and the central axis is 20 degrees.
The connecting hole 2 of the frame body 1 is welded with a main shaft of a rotary lifting motor below the frame body 1.
The shape of the connecting hole 2 is round.
Further, the frame body 1 is provided with a grabbing hole 15, so that an operator can conveniently install or remove the frame body 1 through holding the grabbing hole.
The sheath hole 24 is a through hole, and the hole penetrates through the upper surface and the lower surface of the outer ring 22.
Further, the lower surface of the outer ring 22 is also provided with a fixing sheath 25 for connecting with the heating plate.
The wafer placed on the support 23 is lower than the outer ring 22.
Further, the shape of the supporting member 23 is trapezoidal.
Example 2:
as shown in fig. 8 to 11, unlike the embodiment 1, the flange cover 12 is provided on the connection hole 2 of the carrying rack body 1, the top cover of the flange cover 12 is provided with a through bolt hole 16, the flange cover 12 is connected with the main shaft of the rotary lifting motor below the rack body 1 through bolts, the outer edge 13 of the bottom of the flange cover 12 is lower than the inner edge 14, so that the carrying rack is in closer contact with the main shaft; the locking part 51 of the connecting convex sheath 5 is circular, and the locking part 51 is arranged in the groove at the end 42 of the locking block B; the sheath hole 24 of the carrier ring 20 is a semi-closed hole, and the hole does not penetrate through the upper surface of the outer ring 22.
Example 3:
unlike embodiments 1 and 2, the width of the first connecting end 521 of the connecting portion of the male sheath 5 is equal to that of the locking portion 51, for example, the connecting portion 52 and the locking portion 51 together form a rectangular parallelepiped, and the locking portion 51 is fitted into the groove of the B end 42 of the locking block.
It should be noted that, although the locking mechanism of embodiment 3 can solve the problem, the smaller the size of the connecting sheath 5, the better the process requirement, and the connecting sheath 5 will be broken easily when the carrier is suddenly shifted; and the locking mechanism may have a slight deviation of the locking piece in the locking portion 51 during the rotation of the carrier.
While the utility model has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (9)
1. The carrying frame for the semiconductor equipment is characterized by comprising a frame body (1), a bearing ring (20) and a locking mechanism, wherein a connecting hole (2) is formed in the center of the frame body (1), a plurality of major arcs (3) are further formed in the frame body (1), one end of the locking mechanism is fixed on the major arcs (3), and the other end of the locking mechanism is connected with the bearing ring (20); the locking mechanism comprises a locking block (4) and a connecting convex sheath (5), wherein the connecting convex sheath (5) is divided into a locking part (51), a connecting part (52) and a convex sheath part (53), the locking part (51), the connecting part (52) and the convex sheath part (53) are sequentially formed integrally, one end of the connecting part (52) contacted with the locking part (51) is a first connecting end (521) of the connecting part, the locking part (51) is positioned in the locking block (4), the connecting part (52) is exposed out of the locking block (4), and the convex sheath part (53) is arranged at a second connecting end (522) of the connecting part and protrudes out of the upper surface of the connecting part (52); the bearing ring (20) comprises an inner ring (21) and an outer ring (22), the inner ring (21) is lower than the outer ring (22), and a supporting piece (23) protruding from the surface of the inner ring (21) and used for supporting a wafer is arranged on the inner ring (21); the outer ring (22) is provided with a convex sheath hole (24) for inserting the convex sheath part (53).
2. The carrying rack according to claim 1, wherein the locking block a end (41) is fixed on the side wall of the major arc (3), the locking block B end (42) is a semi-closed groove, the locking part (51) is installed in the groove, and the locking part (51) is engaged with the locking block B end (42).
3. The carrying rack according to claim 2, wherein locking pads (7) are further arranged in hollow areas on two sides of the groove of the end (42) of the locking block B, and the locking block (4), the connecting convex sheath (5) and the locking pads (7) are fixedly connected through vacuum screws (8).
4. The carrying rack according to claim 1, characterized in that the connecting hole (2) of the rack body (1) is welded to the main shaft of the rotary lift motor below the rack body (1).
5. The carrying rack according to claim 1, characterized in that the connecting hole (2) is provided with a flange cover (12), the top cover of the flange cover (12) is provided with a through bolt hole (16), and the flange cover (12) is connected with the main shaft of the rotary lifting motor below the rack body (1) through bolts.
6. The carrier of claim 5, wherein the flange cover (12) has a cover bottom outer edge (13) lower than the inner edge (14).
7. The carrying rack according to claim 1, characterized in that the rack body (1) is provided with gripping holes (15).
8. The carrier of claim 1, wherein the male sheathing holes (24) are through holes extending through the outer race (22).
9. The carrier according to claim 1, characterized in that the lower surface of the outer ring (22) is further provided with a fixing sheath (25) for connection with the heating plate; the wafer placed on the support (23) is lower than the outer ring (22) in height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321466262.8U CN220189609U (en) | 2023-06-09 | 2023-06-09 | Carrying frame for semiconductor equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321466262.8U CN220189609U (en) | 2023-06-09 | 2023-06-09 | Carrying frame for semiconductor equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220189609U true CN220189609U (en) | 2023-12-15 |
Family
ID=89115722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321466262.8U Active CN220189609U (en) | 2023-06-09 | 2023-06-09 | Carrying frame for semiconductor equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220189609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116598251A (en) * | 2023-06-09 | 2023-08-15 | 大连皓宇电子科技有限公司 | Carrying frame for semiconductor equipment |
-
2023
- 2023-06-09 CN CN202321466262.8U patent/CN220189609U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116598251A (en) * | 2023-06-09 | 2023-08-15 | 大连皓宇电子科技有限公司 | Carrying frame for semiconductor equipment |
| CN116598251B (en) * | 2023-06-09 | 2024-05-10 | 大连皓宇电子科技有限公司 | Carrying frame for semiconductor equipment |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |