TWI760258B - A retractable storage mechanism and a storage box that can accommodate the retractable storage mechanism - Google Patents

Abstract

The invention relates to a retractable storage box, comprising a plurality of trays, and at least two telescopic components to connect two adjacent trays together, and the telescopic components can be extended and retracted to change the distance between the trays. The present invention also provides a storage box that can accommodate the retractable storage mechanism, which includes an upper cover, a lower cover, and an accommodating space surrounded by the upper cover and the lower cover and accommodated by the retractable storage mechanism , when the upper cover moves upward relative to the lower cover, the telescopic assembly changes from a compressed state to an extended state, so that the distance between the disk bodies increases. Thereby, when the distance between the two adjacent trays becomes larger, it is convenient to take and place the carrying objects, and when the distance between the two adjacent trays becomes smaller, the volume of the retractable storage mechanism can be effectively reduced, thereby saving energy work space.

Description

Retractable storage mechanism and storage box that can accommodate the retractable storage mechanism

The present invention relates to a storage device, in particular to a retractable storage mechanism and a storage box that can accommodate the retractable storage mechanism.

The storage and transportation of wafers is an important technology in the semiconductor process, because the material of the wafer itself may be silicon material or similar glass material, which can easily be damaged due to improper handling procedures or handling tools, resulting in wafer damage. The cost and time of production are greatly increased. In order to transport a large number of wafers at one time and save the storage space, the traditional wafer storage box usually adopts a stacking method to store the wafers, but the distance between the stored wafers is a fixed distance, so Wafer storage boxes often have a certain volume and take up a lot of work space.

In view of this, one object of the present invention is to provide a retractable storage mechanism, which can store multiple items at a time, and has a telescopic function to save storage volume; another object of the present invention is to provide a storage box, which can be used for the Retractable storage mechanism accommodates.

In order to achieve one of the above objectives, the present invention discloses a retractable storage box, which includes a plurality of trays and at least two telescopic components; the trays are arranged longitudinally; together; wherein, the telescopic assembly can be telescopic to change the distance between the discs.

In order to achieve the above-mentioned other object, the present invention discloses a storage box for the retractable storage mechanism to be accommodated. The storage box includes an upper cover, a handle disposed on the upper cover, a lower cover located under the upper cover, and a storage box. The space is formed by the upper cover and the lower cover; the upper cover can be connected with the retractable storage mechanism The uppermost cover is movably covered with the lower cover, and the lower cover can be connected with the bottommost disk of the retractable storage mechanism; the accommodating space is used for the retractable storage mechanism to accommodate Wherein, when the upper cover moves upward relative to the lower cover, the telescopic components of the retractable storage mechanism change from a compressed state to an extended state, so that the distance between the disks increases.

Through the expansion and contraction of the telescopic assembly, when the distance between the two adjacent trays becomes larger, it can help to facilitate the taking and placing of carrying objects, and when the distance between the two adjacent trays becomes smaller, the telescopic The overall volume of the storage mechanism can be effectively reduced, thereby saving work space.

10: Retractable storage box

10A: retractable storage box

10B: retractable storage box

10C: retractable storage box

10D: retractable storage box

20: plate body

21: Side port

22: side opening

24: Bottom opening

25: Ladder Structure

251: Step Side Wall

253: Bottom of Ladder

30: Telescopic components

31: First side wall

31B: First side wall

31B': upper end

31B": lower end

310: Limit Orbit

32: Second side wall

32B: Second side wall

32B': upper end

32B": lower end

320: Limit Column

34: Side wall connection device

34A: Side wall connection device

34B: Side wall connection device

341: The first connection part

342: First Subject

342a: Arc segment

343: pivot hole

344: accommodating space

345: Second connector

345b: groove

346: Second Subject

347:Pivot Post

36: Mobile limiting device

36A: Movement limiting device

36B: Movement limiting device

361: Arc part

50: Storage box

60: upper cover

62: Upper limiter

621: Upper Limit

70: lower cover

72: Lower limiter

721: Lower Limit Department

80: accommodating space

100: Wafer

L0: extension direction

L1: extension direction

L2: extension direction

L3: extension direction

1 is a perspective view of the retractable storage mechanism according to the first preferred embodiment of the present invention; FIGS. 2 and 3 are schematic views of the disk body carrying wafers according to the first preferred embodiment of the present invention; FIGS. 4 and 5 are the first preferred embodiment of the present invention. A partial enlarged view of the retractable storage mechanism of the preferred embodiment; FIG. 6 is a perspective view of the retractable storage mechanism of the second preferred embodiment of the present invention; FIG. 7 is the retractable storage mechanism of the second preferred embodiment of the present invention. Partially enlarged views; Figures 8 and 9 are perspective views of the side wall connecting device of the second preferred embodiment of the present invention; Figure 10 is a perspective view of the retractable storage mechanism of the third preferred embodiment of the present invention; Figure 11 is the first preferred embodiment of the present invention. A partial enlarged view of the retractable storage mechanism of the third preferred embodiment; FIG. 12 is an exploded view of the first side wall and the second side wall of the third preferred embodiment of the present invention; FIG. 13 is the third preferred embodiment of the present invention. A schematic diagram of the telescopic assembly in a compressed state; FIG. 14 is a perspective view of the retractable storage mechanism according to the fourth preferred embodiment of the present invention; FIG. 15 is a partial enlarged view of the retractable storage mechanism according to the fourth preferred embodiment of the present invention; FIG. 16 It is a perspective view of the retractable storage mechanism of the fifth preferred embodiment of the present invention; FIG. 17 is a partial enlarged view of the retractable storage mechanism of the fifth preferred embodiment of the present invention;

Fig. 18 is the state of the storage box when the telescopic assembly of the present invention is in a compressed state;

Figure 19 is the state of the storage box when the telescopic assembly of the present invention is in an extended state;

20 is a perspective view of the top cover of the storage box of the present invention;

21 is a perspective view of the lower cover of the storage box of the present invention;

22 is a schematic diagram of the lower cover of the storage box of the present invention directly hooking on the bottom plate body;

FIG. 23 is a schematic diagram of the top cover of the storage box of the present invention being indirectly hooked to the topmost tray.

The technical contents and features of the present invention will be described in detail below by means of different embodiments in conjunction with the drawings. 1 to 5 show the retractable storage mechanism 10 provided by the first preferred embodiment of the present invention, which includes a plurality of trays 20 and at least two telescopic components 30 to connect two adjacent trays 20 together, The telescopic assembly 30 can be telescopic to change the distance between the disks 20. When the telescopic assembly 30 is in an extended state, the distance between the two adjacent disks 20 is the largest. In a compressed state, the distance between the two adjacent disk bodies 20 is the smallest. Each of the disk bodies 20 can be in the shape of a regular polygon, such as a square, or a regular octagon, etc. However, the shape of each of the disk bodies 20 can be changed according to requirements and is not particularly limited; Can be wafers, dishes, or records, etc.

Please refer to FIGS. 2 and 3, the tray body 20 includes a side opening 22 and a bottom opening 24. These two openings can be used by a robot arm or an operator to easily place an object such as a wafer 100 on the tray body 20, or The wafer 100 is taken out from the tray body 20, and the bottom opening 24 can be designed to be circular or other shapes, which can be adjusted according to actual process requirements. In order to place the wafer 100 in the tray 20 more stably, the tray 20 may further include a stepped structure 25 including a stepped sidewall 251 and a stepped bottom 253 . The stepped structure 25 may The horizontal movement of the wafer 100 is restricted, thereby ensuring that the wafer 100 will not slip out or even break due to shipping or manufacturing. The included angle between the stepped side wall 251 and the disk body 20 may be between 91 and 179 degrees, and the included angle between the stepped bottom 253 and the stepped side wall 251 is preferably less than 180 degrees.

When the wafer 100 is placed on the tray 20 , the stepped structure 25 can effectively limit the horizontal movement of the wafer 100 . The purpose of the stepped sidewalls 251 is to facilitate access to the wafer 100 . , the projected area of the outermost edge of the stepped sidewall 251 is slightly larger than the projected area of the wafer 100 , so that the outer edge of the wafer 100 is roughly abutted against the stepped sidewall 251 without touching the stepped bottom 253 , so as to avoid the outside of the wafer 100 In addition, the projected area of the inner edge of the step bottom 253 should not be too large or too small compared to the wafer 100, so that the wafer 100 can be easily picked up and placed by a robotic arm.

A total of two telescopic components 30 are disposed between every two adjacent disk bodies 20 on the left and right sides of the disk bodies 20 (the view from FIG. 1 ). In this embodiment, as shown in FIGS. 4 and 5 , the telescopic components 30 The assembly 30 includes a first side wall 31 , a second side wall 32 , a side wall connecting device 34 connecting the first side wall 31 and the second side wall 32 together, and a movement limiting device 36 disposed between the first side wall 31 and the second side wall 32 . On the outer side of the second side wall 32 , the first side wall 31 is pivoted on one of the disk bodies 20 , the second side wall 32 is pivoted on the other adjacent disk body 20 , when the telescopic elements 30 are in the compressed state , the first side wall 31 and the second side wall 32 can be pressed against each other; as shown in FIG. 5 , the movement limiting device 36 has two arc portions 361 for the first side wall 31 and the second side wall 32 to be pressed against each other respectively. The extension and retraction direction of each of the telescopic elements 30 can be limited, that is, when each of the telescopic elements 30 is transformed from the extended state to the compressed state, the first side wall 31 and the second side wall 32 can be adjusted according to ” (viewing angle of Fig. 5) of the convex shape change. In other possible embodiments, the movement limiting device 36 can also be provided on the inner side of the side wall connecting device 34 or have other structural changes, or even can be omitted; the structure of the side wall connecting device 34 is not limited as long as it can be used. The first side wall 31 and the second side wall 32 can be connected together. The manner in which the first side wall 31 and the second side wall 32 are pivoted to the disk body 20 is not particularly limited here. A pivot shaft can pass through the disk bodies 20, the first side wall 31, and the second side wall 32 at the same time, or the first side wall 31 and the second side wall 32 each have a pin penetrating the in the pivot holes of the disk bodies 20 .

Through the expansion and contraction of the telescopic assembly 30, when the distance between the two adjacent trays 20 becomes larger, it can facilitate the taking and placing of the carrying objects, and when the distance between the two adjacent trays 20 becomes smaller, The overall volume of the retractable storage mechanism 10 can be effectively reduced, thereby saving work space.

6 to 9 show the retractable storage mechanism 10A provided by the second preferred embodiment of the present invention. Its structure is substantially the same as the retractable storage mechanism 10, but the side wall connecting device 34A includes a first connecting portion 341. The first side wall 31 and a second connecting portion 345 are disposed on the second side wall 32 . As shown in FIGS. 8 and 9 , the first connecting portion 341 has two first main bodies 342 and two pivot holes 343 , respectively. The first body 342 and an accommodating space 344 are located between the two first bodies 342 , the second connecting portion 345 has a second body 346 accommodated in the accommodating space 344 and two pivot columns 347 Extending from the second body 346 and extending into the two pivot holes 343, the side wall connecting device 34A can connect the first side wall 31 and the second side wall 32 together; in addition, the first connection The two first main bodies 342 of the portion 341 respectively have a circular arc segment 342a, the second connecting portion 345 is further recessed with two grooves 345b located on two sides of the second main body 346, and the two circular arc segments 342a abut against the The two grooves 345b form a movement restricting device 36A, the movement restricting device 36A restricts the telescopic direction of each of the telescopic components 30, that is, the first side wall 31 and the second side wall 32 can follow the ">" (viewing angle of FIG. 7 ). ) of the convex shape changes; on the other hand, every two adjacent trays 20 are respectively located on two symmetrical sides of the tray 20 by two telescopic components 30 . In other possible embodiments, the structures of the first connecting portion 341 and the second connecting portion 345 can be reversed and exchanged.

10 to 13 show a retractable storage mechanism 10B provided by the third preferred embodiment of the present invention, its structure is substantially the same as the retractable storage mechanisms 10 and 10A, but each of the retractable components 30B includes A first side wall 31B, a second side wall 32B and the first side wall 31B are pivoted on the same disk body 20 together, and a side wall connecting device 34B is pivoted to the second side wall 32B on the other disk body 20 . A side wall 31B is pivoted together, and when the telescopic elements 30B are in a compressed state, the first side walls 31B of the telescopic elements 30B are close to each other, and the second side walls 32B of the telescopic elements 30B are close to each other. (as shown in FIG. 13 ); in this embodiment, referring to FIG. 11 , the lower end 31B ″ of the first side wall 31B on the same disk body 20 is pivotally connected to the upper end 32B ′ of the second side wall 32B, and the lower end of the second side wall 32B is pivotally connected 32B" is pivotally connected with the upper end 31B' of the first side wall 31B on the other disk body 20. Referring to FIG. 12, the upper end 31B' of the first side wall 31B has a limit rail 310, and the lower end 32B" of the second side wall 32B has a The limiting protrusion 320 can extend into the limiting rail 310 to form the side wall connecting device 34B, so that the first side wall 31B and the second side wall 32B are connected together. At the same time, the limiting protrusion 320 can only be connected to the limiting rail 310 Therefore, the restricting protrusion 320 and the restricting rail 310 also form a movement restricting device 36B, thereby restricting the telescopic direction of the telescopic assembly 30B; on the other hand, as shown in FIG. The four telescopic elements 30 are located on two symmetrical sides of the disk body 20 , and the first side wall 31B and the second side wall 32B are pivotally connected to the extending direction L1 of the disk body 20 , which are connected to the disk body 20 . The extension direction L0 of the side length is parallel.

Figures 14 and 15 show the retractable storage mechanism 10C provided by the fourth preferred embodiment of the present invention. Its structure is substantially the same as that of the retractable storage mechanism 10B, except that the retractable components 30 located on both sides of the disk body 20 are The first side wall 31 and the second side wall 32 are pivotally connected to the extending direction L2 of the disk body 20 and are perpendicular to the extending direction L0 of the side length of the disk body 20 .

Figures 16 and 17 show the retractable storage mechanism 10D provided by the fifth preferred embodiment of the present invention. The first side wall 31 and the second side wall 32 are pivotally connected to the extending direction L3 of the disk body 20 , and are neither perpendicular nor parallel to the extending direction L0 of the side length of the disk body 20 .

18, 19, the present invention also provides a storage box 50 for the retractable storage mechanisms 10, 10A, 10B, 10C, 10D (hereinafter collectively referred to as 10) in the above embodiments to be accommodated, the storage box 50 includes There is an upper cover 60 , a lower cover 70 located under the upper cover 60 , and an accommodating space 80 located between the upper cover 60 and the lower cover 70 , the upper cover 60 covers the lower cover 70 movably up and down, the accommodating space 80 It is used for accommodating the retractable storage mechanism 10 . FIG. 18 shows the state of the storage box 50 when the telescopic element 30 is in a compressed state, that is, the upper cover 60 covers the lower cover 70 , and FIG. 19 shows the state of the telescopic element 30 when the telescopic element 30 is in an extended state , the state of the storage box 50 , that is, the upper cover 60 is separated from the lower cover 70 . The appearance shape of the upper cover 60 and the lower cover 70 can be changed according to the shape of the disk body 20 , and even the upper cover 60 can be only a flat plate; The upper cover 60 is used for manual or mechanical handling of the upper cover 60 .

The upper cover 60 can be connected to the topmost tray body 20 of the retractable storage mechanism 10 , and the lower cover 70 can be connected to the bottommost tray body 20 of the retractable storage mechanism 10 . Please refer to FIGS. 20 and 21 , in this embodiment, the upper cover 60 has eight upper restricting pieces 62 respectively disposed on the inner edges of eight sides of the upper cover 60 , and the lower cover 70 also has eight lower restricting pieces 72 disposed on the upper cover 60 . On the inner edges of the eight sides of the lower cover 70 , the upper limiter 62 can directly or indirectly hook the topmost tray 20 of the retractable storage mechanism 10 , and the lower limiter 72 can directly or indirectly hook the retractable storage mechanism 10 . The bottom tray 20 of the storage mechanism 10 . In the present embodiment, each of the upper limiting members 62 has an upper limit portion 621 directly hooked to the topmost disk body 20 , and each of the lower limiting members 72 has a lower limit portion 721 directly hooked to the bottommost disk body 20 . In other possible embodiments, the number of the upper restriction members 62 and the lower restriction members 72 can be changed according to the situation, and the structures of the upper restriction members 62 and the lower restriction members 72 are not limited to this embodiment. , as long as it can be connected to the upper cover 60 and the lower cover 70 respectively.

As shown in FIG. 22 , except for the topmost layer and the bottommost layer, the disk bodies 20 all have a side opening 21 for the lower limit portion 721 of the lower limiter 72 to pass through; when the upper cover 60 moves upward relative to the lower cover 70 , The upper limit portion 621 of the restricting member 62 on the upper cover 60 directly drives the topmost disk body 20, so that the telescopic element 30 of the retractable storage mechanism 10 changes from the compressed state to the extended state, so that the disk bodies 20 are connected together Moving upward and the distance between the disk bodies 20 increases, the side openings 21 allow the lower limiter 72 to pass through until the bottommost disk body 20 is directly affected by the lower limit of the limiter 72 under the lower cover 70 721 is fixed and cannot be moved upward. At this time, the telescopic assembly 30 is in the extended state and the distance between the two adjacent trays 20 is the largest, and the objects carried on each tray 20 can be easily taken and placed. ; Then, when the upper cover 60 moves downward relative to the lower cover 70, the upper cover 60 abuts against the topmost disk body 20, whereby each of the disk bodies 20 moves downward together and the distance between each of the disk bodies 20 until the telescopic assembly 30 is in the compressed state, and the distance between the two adjacent trays 20 is the smallest. At this time, the overall volume of the telescopic storage mechanism 10 can be effectively reduced, thereby saving work space.

The loading and unloading of the carrying object can be carried out by manpower or mechanical arms without special restrictions, and the way to move the top cover 60 up and down can be by picking and placing the handle, or directly picking and placing the top cover 60. Can. The topmost tray 20 and the bottommost tray 20 may not carry objects according to circumstances.

FIG. 23 shows a state in which the upper limiter 62 is indirectly connected to the topmost tray 20 of the retractable storage mechanism 10 in other embodiments, that is, the upper limiter 62 and the first side wall of the retractable assembly 30 31 is pivotally connected, and when the upper cover 60 moves upward, the first side wall 31 can be pulled, thereby driving the telescopic assembly 30 to stretch; similarly, the lower limiter 72 can also be indirectly connected to the bottom tray of the telescopic storage mechanism 10 The body 20 is connected, that is, the lower limiter 72 is pivotally connected to the second side wall 32 of the telescopic assembly 30 (not shown); in other possible embodiments, the upper limiter 62 can be connected to the second sidewall 32 In pivot connection, the lower limiting member 72 can be pivotally connected with the first side wall 31 . All such simple modifications, substitutions or reductions of components shall fall within the scope of the patent application disclosed in the present invention.

10: Retractable storage box

20: plate body

22: side opening

24: Bottom opening

30: Telescopic components

Claims (15)

A retractable storage mechanism, comprising: a plurality of discs, the discs are arranged longitudinally; and At least two telescopic assemblies to connect two adjacent discs together; Wherein, the telescopic assembly can be telescopic to change the distance between the disks. The retractable storage mechanism as claimed in claim 1, wherein each of the retractable components comprises a first side wall, a second side wall, and a side wall connecting device connecting the first side wall and the second side wall together, and the first side wall and the second side wall are connected together. The side wall is pivoted on one of the disk bodies, and the second side wall is pivoted on the other disk body. When the telescopic components are in a compressed state, the first side wall and the second side wall are close to each other and abut against each other. The retractable storage mechanism as claimed in claim 2, wherein each of the telescopic components further comprises a movement limiting device disposed on one side of the first side wall and the second side wall, the movement limiting device restricting the telescopic components from extending and retracting direction. The retractable storage mechanism of claim 2, wherein the side wall connecting device comprises a first connecting portion disposed on the first side wall, and a second connecting portion disposed on the second side wall, the first connecting portion having two The first main body, the two pivot holes are respectively disposed on the first main body, and an accommodating space is located between the two first main bodies, and the second connecting part has a second main body accommodating in the accommodating space, and two The pivoting column extends out from the second main body and extends into the two pivoting holes. The retractable storage mechanism as claimed in claim 4, wherein the two first bodies of the first connecting portion respectively have a circular arc segment, and the second connecting portion is further provided with two concave grooves on the second body of the second body The two arc segments abut against the two grooves to form a movement limiting device, and the movement limiting device limits the telescopic direction of each of the telescopic components. The retractable storage mechanism as claimed in claim 1, wherein each of the retractable components comprises a first side wall, a second side wall and the first side wall pivoted on the same plate body, and a side wall connecting device with the second side wall and the second side wall. The first side walls pivoted on the other plate are pivotally connected together. When the telescopic elements are in a compressed state, the first side walls of the telescopic elements are close to each other, and the second side walls of the telescopic elements are mutually Close to stick. The retractable storage mechanism of claim 6, wherein the lower end of the first side wall on the same tray is pivotally connected to the upper end of the second side wall, and the lower end of the second side wall is pivotally connected to the upper end of the first side wall on the other tray. The retractable storage mechanism as claimed in claim 7, wherein the upper end of the first side wall has a restricting rail, and the lower end of the second side wall has a restricting protruding post, the restricting protruding post extends into the restricting rail to form a movement restricting device. The retractable storage mechanism as claimed in claim 7, wherein the upper end of the first side wall has a limiting track, and the lower end of the second side wall has a limiting protruding post, and the limiting protruding post extends into the limiting track to form the side wall connecting device. The retractable storage mechanism according to any one of claims 6 to 9, wherein the tray body is a regular polygon, and the two telescopic components are respectively located on two sides of the tray body. The retractable storage mechanism according to claim 10, wherein the extension direction of the first side wall and the second side wall of the telescopic element located on one side of the tray body is perpendicular to the extension direction of the side. The retractable storage mechanism according to claim 11, wherein the extension direction of the first side wall and the second side wall of the telescopic element located on one side of the disk body is not perpendicular to the extension direction of the side. A storage box for being accommodated by the retractable storage mechanism described in any one of claims 1 to 12, the storage box comprising: an upper cover that can be connected to the topmost tray of the retractable storage mechanism; a lower cover, located below the upper cover, the upper cover is movably covered on the lower cover, the lower cover can be connected with the bottom plate of the retractable storage mechanism; and an accommodation space, which is formed by the upper cover and the lower cover The retractable storage mechanism is enclosed and formed for accommodating the retractable storage mechanism; wherein, when the upper cover moves upward relative to the lower cover, the retractable component of the retractable storage mechanism changes from a compressed state to an extended state, so that each disk The distance between the bodies increases. The storage box according to claim 13, wherein the upper cover has at least one upper limiter, the lower cover has at least one lower limiter, and the upper limiter can be directly or indirectly connected with the topmost tray of the retractable storage mechanism , the lower limiter can be directly or indirectly connected with the bottom plate of the retractable storage mechanism. The storage box according to any one of claims 13 to 14, wherein at least one tray of the retractable storage mechanism has a side opening for the lower limiter to pass through.

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