CN218113506U

CN218113506U - PCB board storage rack

Info

Publication number: CN218113506U
Application number: CN202222583076.4U
Authority: CN
Inventors: 罗家亮; 梅正中; 林卓辉
Original assignee: Kehui Baijing Fogang Circuit Co ltd
Current assignee: Kehui Baijing Fogang Circuit Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2022-12-23
Anticipated expiration: 2032-09-27

Abstract

An embodiment of the utility model provides a PCB board storage rack, including be used for from the bottom hold the bearing board of PCB board and with the bearing board cooperation forms the first limiting plate and the second limiting plate in the holding chamber of half encirclement form, a side in holding chamber is equipped with the confession the getting of PCB board business turn over is put the mouth, the bearing board first limiting plate and second limiting plate three towards be formed with a plurality ofly on the face of holding intracavity portion respectively and set up side by side for the confession the PCB board edge with three side direction corresponds the spacing groove that inserts and fix a position, every the spacing groove including be located bottom and inner wall for the interior cell body of circular arc concave surface and with interior cell body syntropy extend and link up in the outer cell body on interior cell body top, the transversal trapezoidal and groove width of personally submitting of outer cell body is from the notch to interior cell body direction convergent, outer cell body with the groove width of the cell body department of interior cell body is greater than the thickness links up. The embodiment can effectively reduce the scratch of the edge of the PCB.

Description

PCB board storage rack

Technical Field

The embodiment of the utility model provides a PCB board transfer device technical field especially relates to a frame is accomodate to PCB board.

Background

In the PCB board production process, often use and accomodate the frame and keep in and transport the PCB board, prevent that the PCB board is unordered to be piled up, extrude mutually and cause wearing and tearing or scrape green oil, character and circuit etc. on colored PCB board surface.

Present PCB board accomodates frame includes that the top is equipped with gets the frame of putting the mouth, locates respectively the relative both sides of frame are used for from the first limiting plate and the second limiting plate of the lateral margin of the spacing PCB board in both sides and locate the frame bottom is used for holding from the bottom the bearing board of the lateral margin of PCB board, the inboard face of first limiting plate, second limiting plate and bearing board is formed with a plurality of spacing grooves that set up side by side respectively, the PCB board via get the mouth of putting and insert the spacing inslot and the location of the same row of frame.

The applicant finds that, when inserting the PCB into the same row of limiting grooves of the frame, the opposite sides of the PCB need to be inserted into the limiting grooves of the first limiting plate and the second limiting plate from the ends of the limiting grooves to the openings, however, the width of the ends of the traditional limiting grooves to the openings is gradually reduced from the notches to the bottoms of the grooves, the width of the ends to the openings is very small, when an operator inserts the end of the PCB into the openings, the edge of the PCB usually collides with the edge of the end to the opening, so that the PCB is scratched, even if the end of the PCB is opened, the distance between the PCB and the inner wall of the limiting groove cannot be accurately judged, so that the inner wall of the limiting groove rubs against the PCB, the line on the PCB is rubbed and damaged, and finally the PCB is scrapped.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem who solves provides a PCB board accomodates frame, can effectively reduce PCB flange reason fish tail.

In order to solve the technical problem, an embodiment of the utility model provides a following technical scheme: the utility model provides a PCB board accomodates frame, including be used for from the bottom hold the bearing board of PCB board and with the first limiting plate and the second limiting plate in the holding chamber that the cooperation of bearing board formed half encirclement form, a side in holding chamber is equipped with the confession the getting of PCB board business turn over puts the mouth, the bearing board first limiting plate and second limiting plate three towards be formed with a plurality ofly on the face of holding intracavity portion respectively and set up side by side for the confession the PCB board inserts and the spacing groove of location with the slab edge correspondence of three side direction, every the spacing groove including be located bottom and inner wall for the circular arc concave surface the internal groove body and with the internal groove body syntropy extend and link up in the outer cell body on internal groove body top, the transversal trapezoidal and groove width of personally submitting of outer cell body from the notch to internal groove body direction convergent, outer cell body with the groove width of linking department of internal groove body is greater than the thickness of PCB board.

Furthermore, the bearing plate is arranged right opposite to the taking and placing opening, and the first limiting plate and the second limiting plate are respectively arranged on two opposite sides of the taking and placing opening.

Furthermore, the end face of the limit groove adjacent to the taking and placing opening is also provided with a guide inclined plane which inclines from the taking and placing opening to the containing cavity so as to guide the PCB to be inserted into the limit groove.

Further, the inner wall of the inner groove body is a semicircular arc concave surface, and the ratio of the radius of the semicircular arc to the thickness of the PCB is 3-6.

Further, the radius of the semicircular arc is 3 +/-0.5 mm.

Furthermore, the included angle of the two opposite side groove walls of the outer groove body is 85 +/-2 degrees.

Furthermore, the height from the notch of the outer groove body to the bottom wall of the inner groove body is 10 +/-0.5 mm, and the width of the notch of the outer groove body is 22 +/-0.5 mm.

Furthermore, the notches of any two adjacent outer groove bodies are in transition connection through arc surfaces.

Further, the PCB board is accomodate frame still including being used for bearing the frame of bearing board, first limiting plate and second limiting plate are located respectively the length direction's of frame both sides, the slide bar has been assembled respectively to the relative both sides of the width direction of frame, the cover is equipped with the sliding sleeve on the slide bar, first limiting plate and bearing board homogeneous phase are relatively fixed in on the frame, one respectively is distinguished at the relative both ends of second limiting plate the sliding sleeve is fixed continuous and is slided along the length direction of slide bar, still the spiral shell has been closed on the sliding sleeve and has been adjusted the screw, the head of adjusting the screw support press in on the slide bar and the interval of fixed first limiting plate and second limiting plate.

Furthermore, the frame is provided with a plurality of bearing plates at intervals along the length direction of the sliding rod.

After the technical scheme is adopted, the embodiment of the utility model provides an at least, following beneficial effect has: each limiting groove of the embodiment of the utility model comprises the outer groove body and the inner groove body, when an operator inserts the two opposite sides of the PCB into the limiting groove, because the cross section of the outer groove body is trapezoidal and the groove width gradually decreases from the groove opening to the direction of the inner groove body, the outer groove body can gradually guide the PCB to be inserted into the inner groove body, in addition, because the groove width of the joint of the outer groove body and the inner groove body is larger than the thickness of the PCB, the PCB can be smoothly inserted into the inner groove body from the joint of the outer groove body and the inner groove body, thereby realizing the positioning of the two sides of the PCB, improving the working efficiency and reducing the scratching of the PCB; and because the inner wall of the inner groove body is an arc concave surface, the contact area between the PCB and the inner wall of the inner groove body is small, the friction with the inner wall of the inner groove body is small in the transferring process, and the PCB is not easy to scratch.

Drawings

Fig. 1 is a schematic perspective view of an optional embodiment of the PCB storage rack of the present invention.

Fig. 2 is a cross-sectional view of an optional embodiment of the PCB panel storage rack of the present invention along the axial plane of the thickness of a PCB panel.

Fig. 3 is a cross-sectional view of an alternative embodiment of the PCB panel storage rack of the present invention along the width medial plane of a support plate.

Detailed Description

The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It should be understood that the following illustrative embodiments and description are only for explaining the present invention, and are not to be construed as limiting the present invention, and that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in fig. 1-3, an optional embodiment of the present invention provides a PCB board storage rack, including the first limiting plate 5 and the second limiting plate 6 that are used for supporting the supporting plate 3 of the PCB board 1 from the bottom and the holding chamber 4 that forms a semi-enclosed shape with the cooperation of the supporting plate 3, a side of the holding chamber 4 is provided with a supply for the access opening 40 of the PCB board 1, the supporting plate 3, the facing of the first limiting plate 5 and the second limiting plate 6 three towards the inside face of the holding chamber 4 is respectively formed with a plurality of side by side arrangement for the corresponding insertion and positioning of the board edge of the PCB board 1 with three lateral directions, each limiting groove 30 includes an inner groove 301 that is located at the bottom end and has an inner wall that is a circular arc concave surface and an outer groove 303 that extends in the same direction of the inner groove 301, the transverse cross section of the outer groove 303 is trapezoidal and has a groove width that gradually tapers from the notch to the inner groove 301, the outer groove 303 and the groove width at the joint of the inner groove 301 are greater than the thickness of the PCB board 1.

Each limiting groove 30 of the embodiment of the utility model comprises the outer groove body 303 and the inner groove body 301, when an operator inserts the two opposite sides of the PCB board 1 into the limiting groove 30, because the cross section of the outer groove body 303 is trapezoidal and the groove width is gradually reduced from the notch to the direction of the inner groove body 301, the outer groove body 303 can gradually guide the PCB board 1 to be inserted into the inner groove body 301, in addition, because the groove width of the joint of the outer groove body 303 and the inner groove body 301 is larger than the thickness of the PCB board 1, the PCB board 1 can be smoothly inserted into the inner groove body 301 from the joint of the outer groove body 303 and the inner groove body 301, the positioning of the two sides of the PCB board 1 is realized, the working efficiency is improved, and the scratch of the PCB board 1 is reduced; and because the inner wall of the inner groove body 301 is an arc concave surface, the contact area between the PCB 1 and the inner wall of the inner groove body 301 is small, the friction with the inner wall of the inner groove body 301 is small in the transferring process, and the inner groove body is not easy to scratch.

In an optional embodiment of the present invention, as shown in fig. 1 and fig. 2, the supporting plate 3 is just opposite to the access opening 40, and the first limiting plate 5 and the second limiting plate 6 are respectively disposed on two opposite sides of the access opening 40. In this embodiment, the supporting plate 3 is just opposite to the pick-and-place port 40, the PCB board 1 is supported from the bottom, and the PCB board 1 can be stably positioned by the first limiting plate 5 and the second limiting plate 6 on the two opposite sides of the pick-and-place port 40 and the PCB board 1 limited on the two sides.

In an alternative embodiment of the present invention, as shown in fig. 1, the end surface of the limiting groove 30 adjacent to the access opening 40 is further formed with a guiding inclined surface 32 inclined from the access opening 40 into the accommodating cavity 4 to guide the PCB board 1 to be inserted into the limiting groove 30. In this embodiment, still through setting up guide inclined plane 32, can effectively guide PCB board 1 to insert in the spacing groove 30, when avoiding PCB board 1 to insert spacing groove 30 from the side direction, collide the fish tail with the notch of spacing groove 30.

In an optional embodiment of the present invention, as shown in fig. 3, the inner wall of the inner groove 301 is a semi-circular concave surface, and the ratio of the radius of the semi-circular arc to the thickness of the PCB board 1 is 3. In this embodiment, the inner wall of the inner groove 301 is a semi-circular concave surface, so that the inner wall is smooth and is convenient to machine and form; in addition, by setting the semicircular radius and the thickness of the PCB board 1 within the proportion range, the PCB board 1 can conveniently enter the inner groove body 301, and the PCB board 1 is prevented from being scratched.

In an optional embodiment of the present invention, the radius of the semicircular arc is 3 ± 0.5mm. In this embodiment, the radius of the semicircular arc is set to the above parameter, preferably 3mm, and can realize bearing positioning for the PCB board 1 with most thickness on the market at present, and according to the range of the ratio of the radius to the thickness of the PCB board 1 in the previous embodiment, the selectable range of the thickness of the PCB board 1 is 0.5-5mm.

In an optional embodiment of the present invention, as shown in fig. 3, an included angle α between two opposite side groove walls of the outer groove 303 is 85 ± 2 degrees. In this embodiment, it is determined through specific experiments that the outer groove 303 adopts the above-mentioned included angle parameter forming groove wall, and the notch and the end opening are relatively larger, so as to facilitate the entry and exit of the PCB board 1.

In an optional embodiment of the present invention, the height of the groove opening of the outer groove 303 to the groove bottom wall of the inner groove 301 is 10 ± 0.5mm, and the width of the groove opening of the outer groove 303 is 22 ± 0.5mm. In this embodiment, adopt above-mentioned design outer cell body 303, its design parameter satisfies PCB board 1 of most thickness on the market, realizes the stable location to PCB board 1, also avoids fish tail PCB board 1.

In an optional embodiment of the present invention, as shown in fig. 3, the notches of any two adjacent outer grooves 303 are transitionally connected by the arc surface 34. In this embodiment, the notch of two arbitrary adjacent outer cell bodies 303 adopts the circular arc surface 34 to pass through and links up, when avoiding the notch of PCB board 1 business turn over outer cell body 303, the notch of outer cell body 303 is sharp-pointed relatively and by the fish tail.

In an optional embodiment of the present invention, as shown in fig. 1, the PCB board storage rack further includes a frame 7 for supporting the bearing plate 3, the first limiting plate 5 and the second limiting plate 6 are respectively disposed on two sides of the length direction of the frame 7, slide bars 8 are respectively assembled on two opposite sides of the width direction of the frame 7, a sliding sleeve 80 is sleeved on the slide bar 8, the first limiting plate 5 and the bearing plate 3 are relatively fixed on the frame 7, two opposite ends of the second limiting plate 6 are respectively one, the sliding sleeve 80 is fixedly connected to slide along the length direction of the slide bar 8, an adjusting screw 82 is screwed on the sliding sleeve 80, and the head of the adjusting screw 82 is pressed against the slide bar 8 to fix the distance between the first limiting plate 5 and the second limiting plate 6. In this implementation, through the above-mentioned mode setting, the length direction along slide bar 8 that second limiting plate 6 can be nimble slides, thereby makes the utility model discloses not unidimensional PCB board 1 can be transported to the frame is accomodate to the PCB board.

In an alternative embodiment of the present invention, as shown in fig. 1, the frame 7 is provided with a plurality of supporting plates 3 alternately along the length direction of the sliding rod 8. In this embodiment, follow the alternate polylith that is equipped with of slide bar 8 length direction bearing board 3, when second limiting plate 6 slided along slide bar 8 length direction, accessible and different bearing board 3 combinations and fix a position PCB board 1, save the cost, also reduce the weight of whole storage rack, convenient the removal.

Through concrete experiment record, adopt the utility model provides a frame is accomodate to PCB board can be reduced the disability rate of PCB board 1 to 0% ~ 0.22% by 0.24% ~ 0.38% for traditional PCB board is accomodate to the PCB board.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, and these forms are within the scope of the present invention.

Claims

1. The utility model provides a PCB board accomodates frame, including be used for from the bottom hold the bearing board of PCB board and with the bearing board cooperation forms the first limiting plate and the second limiting plate in the holding chamber of half encirclement form, a side in holding chamber is equipped with the confession PCB board business turn over gets puts the mouth, the bearing board first limiting plate and second limiting plate three towards be formed with a plurality ofly on the face of holding intracavity portion respectively and set up side by side for the confession the PCB board inserts and the spacing groove of location with the slab edge correspondence of three side direction, its characterized in that, every the spacing groove including be located the bottom and the inner groove body of inner wall for the circular arc concave surface and with inner groove body syntropy extend and link up in the outer cell body on inner groove body top, the transversal trapezoidal and groove width of personally submitting of outer cell body is from the notch to interior cell body direction convergent, outer cell body with the groove width of linking department of inner groove body is greater than the PCB plate thickness.

2. The PCB board storage rack of claim 1, wherein the support plate is disposed opposite to the access opening, and the first and second limit plates are disposed at opposite sides of the access opening.

3. The PCB board receiving rack of claim 1 or 2, wherein the end surface of the limiting groove adjacent to the access opening further forms a guiding inclined surface inclined from the access opening to the receiving cavity to guide the PCB board to be inserted into the limiting groove.

4. The PCB board storage rack of claim 1, wherein the inner wall of the inner trough body is a semi-circular concave surface, and the ratio of the radius of the semi-circular arc to the thickness of the PCB board is 3-6.

5. The PCB board receiving rack of claim 4, wherein the radius of the semi-circular arc is 3 ± 0.5mm.

6. The PCB board storage rack of claim 1, wherein the included angle between the two opposite side slot walls of the outer slot body is 85 degrees plus or minus 2 degrees.

7. The PCB board receiving rack of claim 1, wherein the height from the notch of the outer slot body to the bottom wall of the inner slot body is 10 ± 0.5mm, and the width of the notch of the outer slot body is 22 ± 0.5mm.

8. The PCB board storage rack of claim 1, wherein the notches of any two adjacent outer grooves are transitionally connected by a circular arc surface.

9. The PCB board storage rack of claim 1, further comprising a frame for supporting the bearing plate, the first limiting plate and the second limiting plate, wherein the first limiting plate and the second limiting plate are respectively disposed on two sides of the frame in the length direction, sliding rods are respectively assembled on two opposite sides of the frame in the width direction, sliding sleeves are sleeved on the sliding rods, the first limiting plate and the bearing plate are relatively fixed on the frame, one sliding sleeve is respectively disposed at two opposite ends of the second limiting plate, the sliding sleeves are fixedly connected to each other and slide along the length direction of the sliding rods, adjusting screws are screwed on the sliding sleeves, and heads of the adjusting screws abut against the sliding rods to fix the distance between the first limiting plate and the second limiting plate.

10. The PCB board receiving rack of claim 9, wherein the frame is provided with a plurality of the support plates at intervals along a length direction of the slider.