Tray guide frame

Abstract

The utility model discloses a tray guide frame which comprises a bottom plate and four stand columns connected with the bottom plate, the bottom plate is rectangular, the stand columns correspond to a tray and comprise a first column, a second column, a third column and a fourth column, the bottom of the first column wraps the outer edge of a first corner and is fixedly connected with the first corner, and the bottom of the second column wraps the outer edge of a second corner. The bottom of the second column wraps the outer edge of the second corner and is fixedly connected with the second corner, the bottom of the third column wraps the outer edge of the third corner and is fixedly connected with the third corner, and the bottom of the fourth column wraps the outer edge of the fourth corner and is fixedly connected with the fourth corner. The tray guide frame further comprises a rectangular bearing frame, and the bearing frame is used for bearing a tray and connected to the inner surfaces of the four stand columns. According to the tray guide frame, the bottom plate is arranged, the stand columns are installed on the outer edges of the four corners of the bottom plate, the bearing frames are arranged on the inner surfaces of the stand columns, the structure of the tray guide frame is very compact, semiconductor packaging products cannot be affected, and the yield of the semiconductor packaging products is effectively guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model discloses a semiconductor packaging product field especially relates to a tray guide frame. BACKGROUND

[0002] Soldering tin beads are usually preset on semiconductor packaging products, in order to facilitate the handling and transfer of semiconductor packaging products, the semiconductor packaging products are usually placed on a bottom tray, and another cooperating tray is used to cover the bottom tray. The existing cover cooperating tray is manually operated. However, when manually covering the cooperating tray, the tin beads on the edge of the semiconductor packaging product are easily damaged due to misalignment with the underlying bottom tray, which greatly affects the yield of the semiconductor packaging product and increases the cost. SUMMARY

[0003] The utility model discloses a semiconductor packaging product field especially relates to a tray guide frame.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a tray guide frame, which comprises a bottom plate and four vertical columns connected to the bottom plate. The bottom plate is rectangular and comprises a first corner, a second corner, a third corner and a fourth corner. The vertical columns are perpendicular to the bottom plate. The vertical columns correspond to the tray and comprise a first column, a second column, a third column and a fourth column. The first column, the second column, the third column and the fourth column are all L-shaped. The bottom of the first column covers the outer edge of the first corner and is fixedly connected to the first corner. The bottom of the second column covers the outer edge of the second corner and is fixedly connected to the second corner. The bottom of the third column covers the outer edge of the third corner and is fixedly connected to the third corner. The bottom of the fourth column covers the outer edge of the fourth corner and is fixedly connected to the fourth corner. The lower surface of the bottom plate, the lower end surface of the first column, the lower end surface of the second column, the lower end surface of the third column and the lower end surface of the fourth column are flush. The tray guide frame further comprises a rectangular bearing frame for bearing the tray. The bearing frame comprises a first frame, a second frame, a third frame and a fourth frame connected end to end. The first frame, the second frame, the third frame and the fourth frame are all connected to the inner surface of the four vertical columns. The upper surfaces of the first frame, the second frame, the third frame and the fourth frame are flush with each other and are parallel to the bottom plate.

[0005] Preferably, the length of the first frame is the same as that of the third frame, the length of the second frame is the same as that of the fourth frame, the length of the first frame is greater than that of the second frame, and a first recessed channel is recessed downward in the middle of the second frame, and a second recessed channel is recessed downward in the middle of the fourth frame.

[0006] Preferably, the length of the first frame is the same as that of the third frame, the length of the second frame is the same as that of the fourth frame, the length of the first frame is greater than that of the second frame, and a first recessed channel is recessed downward in the middle of the second frame, and a second recessed channel is recessed downward in the middle of the fourth frame.

[0007] Preferably, the tray comprises a bottom tray and a matching tray used for covering the bottom tray, the inner surfaces of the first, second, third and fourth columns enclose a rectangular area, the difference between the length of the rectangular area and the length of the bottom tray and the matching tray is greater than or equal to 0.1 mm and less than or equal to 0.5 mm, and the difference between the width of the rectangular area and the width of the bottom tray and the matching tray is greater than or equal to 0.1 mm and less than or equal to 0.5 mm.

[0008] Preferably, alignment marks are provided on the bottom tray and the matching tray, one of the four columns is provided with an alignment notch corresponding to the alignment mark, and the alignment notch is provided on the outer edge of the upper end of the corresponding column.

[0009] Preferably, the height of the column is greater than or equal to 240 mm and less than or equal to 260 mm, and the distance between the upper surface of the column and the upper surface of the bearing frame is greater than or equal to 150 mm and less than or equal to 170 mm.

[0010] Preferably, the upper end of the first column is provided with a first chamfer, the upper end of the second column is provided with a second chamfer, the upper end of the third column is provided with a third chamfer, and the upper end of the fourth column is provided with a fourth chamfer, and the depth of the first, second, third and fourth chamfers is 1.5 mm and the angle is 45 degrees.

[0011] Preferably, each column is bolted to the bottom plate, and the bearing frame is bolted to the column.

[0012] Preferably, the column is provided with a first set of threaded connection holes and a second set of threaded connection holes for connecting the bearing frame, and the first set of threaded connection holes is arranged above the second set of threaded connection holes.

[0013] Preferably, the bottom plate, the stand column and the bearing frame are made of steel.

[0014] Compared with the prior art, the utility model discloses a bottom plate is set up and installs the stand column at the outer edge of four corners of bottom plate and sets up the bearing frame on the inner surface of stand column, and the upper surface of bearing frame is parallel with bottom plate, and the structure of tray guide frame is very stable, compact, convenient to use, and the use efficiency is high, and will not influence semiconductor packaging product, effectively guarantees the yield of semiconductor packaging product, saves time and cost, and the design is ingenious BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure diagram of one angle of the tray guide frame of the embodiment of the utility model.

[0016] Figure 2 It is a structure diagram of another angle of the tray guide frame of the embodiment of the utility model.

[0017] Figure 3 It is a structure diagram of the tray guide frame after placing the bottom tray of the embodiment of the utility model.

[0018] Figure 4 It is a structure diagram when placing the cooperation tray of the tray guide frame of the embodiment of the utility model.

[0019] Figure 5 It is a structure diagram of the tray guide frame when setting up the first recessed through groove and the second recessed through groove of the embodiment of the utility model. DETAILED DESCRIPTION

[0020] In order to make the technical content, structural features and realized effect of the utility model more clear, the following will be explained in detail in combination with the embodiment and the drawings.

[0021] As Figures 1 to 5The utility model discloses a tray guide frame, including a bottom plate 1 and four stand columns 20 who are connected with bottom plate 1, bottom plate 1 is rectangular and includes first angle, second angle, third angle and fourth angle, and the stand column 20 is perpendicular to bottom plate 1, and the stand column 20 is corresponded to tray and includes first column 2, second column 3, third column 4 and fourth column 5, and first column 2, second column 3, third column 4 and fourth column 5 all are L-shaped, and the bottom of first column 2 covers the outer edge of first angle and is fixedly connected with first angle, and the bottom of second column 3 covers the outer edge of second angle and is fixedly connected with second angle, and the bottom of third column 4 covers the outer edge of third angle and is fixedly connected with third angle, and the bottom of fourth column 5 covers the outer edge of fourth angle and is fixedly connected with fourth angle, and the lower bottom surface of bottom plate 1, the lower end surface of first column 2, the lower end surface of second column 3, the lower end surface of third column 4 and the lower end surface of fourth column 5 are flush, and the tray guide frame further includes the bearing frame 6 of rectangular, and the bearing frame 6 includes first frame 61, second frame 62, third frame 63 and fourth frame 64 who are connected in head and tail, and first frame 61, second frame 62, third frame 63 and fourth frame 64 are all connected on the inner surface of four stand columns 20, and the upper surface of first frame 61, the upper surface of second frame 62, the upper surface of third frame 63 and the upper surface of fourth frame 64 are flush with each other and are all arranged in parallel with bottom plate 1. Specifically, the length of bottom plate 1 can be 316mm, the width of bottom plate 1 can be 136.9mm, first column 2 is L-shaped and includes first plate 21 and second plate 22, second column 3 is L-shaped and includes third plate 31 and fourth plate 32, third column 4 is L-shaped and includes fifth plate 41 and sixth plate 42, fourth column 5 is L-shaped and includes seventh plate 51 and eighth plate 52, one end of first frame 61 is attached to the inner surface of second plate 22 and is connected with second plate 22, the other end of first frame 61 is attached to the inner surface of third plate 31 and is connected with third plate 31, one end of second frame 62 is attached to the inner surface of fourth plate 32 and is connected with fourth plate 32, the other end of second frame 62 is attached to the inner surface of fifth plate 41 and is connected with fifth plate 41, one end of third frame 63 is attached to the inner surface of sixth plate 42 and is connected with sixth plate 42, the other end of third frame 63 is attached to the inner surface of seventh plate 51 and is connected with seventh plate 51, one end of fourth frame 64 is attached to the inner surface of eighth plate 52 and is connected with eighth plate 52, the other end of fourth frame 64 is attached to the inner surface of first plate 21 and is connected with first plate 21, one end of first frame 61 is pressed on fourth frame 64 and the other end of first frame 61 is pressed on second frame 62, one end of third frame 63 is pressed on second frame 62 and the other end of third frame 63 is pressed on fourth frame 64, and the structure of the tray guide frame of the utility model embodiment is very compact and stable.

[0022] In the embodiment of the utility model, Figures 1 to 4As shown, the tray includes a bottom tray 101 and a matching tray 102 used for covering on the bottom tray 101, and the tray guide frame is used to firstly place the bottom tray 101 with a plurality of semiconductor packaging products on the bearing frame 6, and then the matching tray 102 is slid down from the upper part of the first column 2, the second column 3, the third column 4 and the fourth column 5 to cover on the bottom tray 101, and due to the limitation of the first column 2, the second column 3, the third column 4 and the fourth column 5 on the position of the matching tray 102, it is guaranteed that the matching tray 102 can be covered on the bottom tray 101 after falling and cannot be offset, and cannot affect the semiconductor packaging products, is convenient to use, and effectively saves time and cost.

[0023] The utility model embodiment through setting up bottom plate 1 and installing stand 20 on the outer edge of four corners of bottom plate 1 and setting up bearing frame 6 on the inner surface of stand 20, the upper surface of bearing frame 6 is parallel with bottom plate 1, the structure of tray guide frame is very stable, compact, convenient to use, high in use efficiency and cannot affect semiconductor packaging products, effectively guarantee the yield of semiconductor packaging products, save time and cost, and the design is ingenious.

[0024] The utility model embodiment, as shown in the figure, Figures 1 to 2 The first frame 61 and the third frame 63 have the same length, the second frame 62 and the fourth frame 64 have the same length, the length of the first frame 61 is greater than that of the second frame 62, and the outer side of the middle part of the second frame 62 is concave downward with a first recess 71, and the outer side of the middle part of the fourth frame 64 is concave downward with a second recess 72. Specifically, through the setting of the first recess 71 and the second recess 72, the operator can conveniently clamp the two sides of the tray from the first recess 71 and the second recess 72 and take out the tray upward.

[0025] The utility model embodiment, as shown in the figure, Figure 5 The first frame 61 and the third frame 63 have the same length, the second frame 62 and the fourth frame 64 have the same length, the length of the first frame 61 is greater than that of the second frame 62, and the outer side of the middle part of the second frame 62 is concave downward with a first recess 71, and the outer side of the middle part of the fourth frame 64 is concave downward with a second recess 72. Specifically, through the setting of the first recess 71 and the second recess 72, the operator can conveniently clamp the two sides of the tray from the first recess 71 and the second recess 72 and take out the tray upward.

[0026] In the embodiment of the utility model, the tray comprises a bottom tray 101 and a matching tray 102 used for covering the bottom tray 101, the inner surfaces of the first column 2, the second column 3, the third column 4 and the fourth column 5 enclose a rectangular area, the difference between the length of the rectangular area and the length of the bottom tray 101 and the matching tray 102 is greater than or equal to 0.1 mm and less than or equal to 0.5 mm, and the difference between the width of the rectangular area and the width of the bottom tray 101 and the matching tray 102 is greater than or equal to 0.1 mm and less than or equal to 0.5 mm, thereby effectively ensuring the covering effect between the matching tray 102 and the bottom tray 101.

[0027] In the embodiment of the utility model, the bottom tray 101 and the matching tray 102 are each provided with an alignment mark, one of the four columns 20 is provided with an alignment gap 24 corresponding to the alignment mark, and the alignment gap 24 is arranged at the upper end outer edge of the corresponding column 20. Figure 1 As shown in the specific drawing,

[0028] In the embodiment of the utility model, the height of the column 20 is greater than or equal to 240 mm and less than or equal to 260 mm, and the distance between the upper surface of the column 20 and the upper surface of the bearing frame 6 is greater than or equal to 150 mm and less than or equal to 170 mm. Specifically, the height of the column 20 is preferably 250 mm, and the distance between the upper surface of the column 20 and the upper surface of the bearing frame 6 is preferably 160 mm. By setting the distance between the upper surface of the column 20 and the upper surface of the bearing frame 6 to be greater than or equal to 150 mm and less than or equal to 170 mm, the matching tray 102 is ensured to have a certain falling distance. If the matching tray 102 is placed on the upper part of the column 20 and deviates, the distance can make the matching tray 102 adaptively adjust the position of the matching tray 102, and the design is ingenious.

[0029] As shown in the specific drawing, Figures 1 to 2 The upper end inner edge of the first column 2 is provided with a first chamfer 23, the upper end inner edge of the second column 3 is provided with a second chamfer 33, the upper end inner edge of the third column 4 is provided with a third chamfer 43, and the upper end inner edge of the fourth column 5 is provided with a fourth chamfer 53. The depth of the first chamfer 23, the second chamfer 33, the third chamfer 43 and the fourth chamfer 53 is 1.5 mm and the angle is 45 degrees. Specifically, the first chamfer 23, the second chamfer 33, the third chamfer 43 and the fourth chamfer 53 are all C1.5. Through the arrangement of the first chamfer 23, the second chamfer 33, the third chamfer 43 and the fourth chamfer 53, the tray is facilitated to be placed and guided to move downward.

[0030] In the embodiment of the utility model, each stand column 20 is bolted with the bottom plate 1, and the bearing frame 6 is bolted with the stand column 20. Specifically, the stand column 20 and the bottom plate 1 are connected at positions provided with threaded connection holes and connected through bolts, and the bearing frame 6 and the stand column 20 are connected at positions also provided with threaded connection holes and connected through bolts.

[0031] In the embodiment of the utility model, as shown in the drawings, Figures 1 to 5 The stand column 20 is provided with a first group of threaded connection holes 81 and a second group of threaded connection holes 82 for connecting the bearing frame 6, and the first group of threaded connection holes 81 is arranged above the second group of threaded connection holes 82. Specifically, the first group of threaded connection holes 81 and the second group of threaded connection holes 82 are arranged to facilitate the adjustment of the position of the bearing frame 6, so as to better meet the use requirements of the tray guide frame, and the design is ingenious.

[0032] In the embodiment of the utility model, the materials of the bottom plate 1, the stand column 20 and the bearing frame 6 are all steel, which effectively ensures the structural strength of the tray guide frame of the embodiment of the utility model.

[0033] The above disclosed is only a preferred embodiment of the utility model, and of course cannot limit the scope of the utility model, so equivalent changes made in the scope of the utility model patent application still belong to the scope covered by the utility model.

Claims

1. A pallet guide frame, characterized in that, The tray guide frame comprises a bottom plate and four columns connected with the bottom plate, the bottom plate is rectangular and comprises a first corner, a second corner, a third corner and a fourth corner, the columns are arranged perpendicularly to the bottom plate, the columns correspond to the tray and comprise a first column, a second column, a third column and a fourth column, the first column, the second column, the third column and the fourth column are all L-shaped, the bottom of the first column covers the outer edge of the first corner and is fixedly connected with the first corner, the bottom of the second column covers the outer edge of the second corner and is fixedly connected with the second corner, the bottom of the third column covers the outer edge of the third corner and is fixedly connected with the third corner, the bottom of the fourth column covers the outer edge of the fourth corner and is fixedly connected with the fourth corner, the lower bottom surface of the bottom plate, the lower end surface of the first column, the lower end surface of the second column, the lower end surface of the third column and the lower end surface of the fourth column are flush. The tray guide frame further comprises a rectangular bearing frame for bearing the tray, the bearing frame comprises a first frame, a second frame, a third frame and a fourth frame connected in head-tail mode, the first frame, the second frame, the third frame and the fourth frame are all connected to the inner surfaces of the four columns, the upper surfaces of the first frame, the second frame, the third frame and the fourth frame are flush with each other and are arranged in parallel to the bottom plate.

2. The tray guide of claim 1, wherein, The first frame and the third frame have the same length, the second frame and the fourth frame have the same length, the length of the first frame is greater than the length of the second frame, the middle part of the second frame is recessed downward with a first recessed slot, and the middle part of the fourth frame is recessed downward with a second recessed slot.

3. The tray guide of claim 1, wherein, The first frame and the third frame have the same length, the second frame and the fourth frame have the same length, the length of the first frame is greater than the length of the second frame, the outer side of the middle part of the second frame is recessed downward with a first recessed opening, and the outer side of the middle part of the fourth frame is recessed downward with a second recessed opening.

4. The tray guide of claim 1, wherein, The tray comprises a bottom tray and a matching tray for covering the bottom tray, the inner surfaces of the first column, the second column, the third column and the fourth column enclose a rectangular area, the difference between the length of the rectangular area and the length of the bottom tray and the matching tray is greater than or equal to 0.1 mm and less than or equal to 0.5 mm, and the difference between the width of the rectangular area and the width of the bottom tray and the matching tray is greater than or equal to 0.1 mm and less than or equal to 0.5 mm.

5. The tray guide of claim 4, wherein, The bottom tray and the matching tray are both provided with an alignment mark, one of the four columns is provided with an alignment notch corresponding to the alignment mark, and the alignment notch is arranged on the upper end outer edge of the corresponding column.

6. The tray guide of claim 1, wherein, The height of the column is greater than or equal to 240 mm and less than or equal to 260 mm, and the distance between the upper surface of the column and the upper surface of the bearing frame is greater than or equal to 150 mm and less than or equal to 170 mm.

7. The tray guide of claim 1, wherein, An inner edge of an upper end of the first column is provided with a first chamfer, an inner edge of an upper end of the second column is provided with a second chamfer, an inner edge of an upper end of the third column is provided with a third chamfer, and an inner edge of an upper end of the fourth column is provided with a fourth chamfer, the first chamfer, the second chamfer, the third chamfer and the fourth chamfer each have a depth of 1.5 mm and an angle of 45 degrees.

8. The tray guide of claim 1, wherein, Each of the columns is bolted to the bottom plate, and the load-bearing frame is bolted to the columns.

9. The tray guide of claim 1, wherein, The columns are provided with a first set of threaded connection holes and a second set of threaded connection holes for connecting the load-bearing frame, the first set of threaded connection holes being arranged above the second set of threaded connection holes.

10. The tray guide of claim 1, wherein, The bottom plate, the columns and the load-bearing frame are all made of steel.

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