CN214205989U

CN214205989U - PCB panel toasts and uses support

Info

Publication number: CN214205989U
Application number: CN202120142376.1U
Authority: CN
Inventors: 冯家彬
Original assignee: Guangdong Exskill Intelligent Equipment Technology Co ltd
Current assignee: Guangdong Exskill Intelligent Equipment Technology Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-09-14
Anticipated expiration: 2031-01-20

Abstract

The utility model discloses a PCB panel toasts and uses support belongs to electronic plate and toasts equipment technical field. A support for baking a PCB (printed circuit board) plate comprises a roll-over stand and a support frame fixedly connected to the roll-over stand, wherein a clamp for placing the PCB plate is connected to the roll-over stand in a sliding mode, the clamp comprises an upper edge part and a lower edge part, the upper edge part and the lower edge part are arranged in a relatively inclined mode, a placing opening is formed in the connecting position of the upper edge part and the lower edge part, a first inclined plane and a second inclined plane are arranged on the upper edge part, the lower edge part and the placing opening respectively, the first inclined plane and the second inclined plane are intersected to form an included angle line, the bottom edge of the PCB plate is in point contact with the included angle line, and the side edge of the PCB plate is in line contact with the included angle line; the utility model discloses first inclined plane and second inclined plane form bellied intersect and can make the bottom and the intersect formation point contact of PCB panel, further reduce panel and the area of contact who places the mouth, reduce the pollution receiving speed of anchor clamps, and simultaneously, bellied intersect edge can form line contact with PCB panel, reduces the rejection rate.

Description

PCB panel toasts and uses support

Technical Field

The utility model relates to an electronic plate toasts equipment technical field, especially relates to a PCB panel toasts and uses support.

Background

The PCB board toasts and is the internal stress of stabilizing the PCB board, the stoving hinders the common mode of welding ink and silk screen printing characters and moisture, common PCB toasts and adopts tunnel type baking oven, advance the board, transport the board, toast out the board, the cooling process, at fortune board in-process, it places the PCB board to adopt the shelf usually, conventional grillage is common cuboid shelf, the panel adaptation is placed on the grillage, but because have on the PCB board and hinder welding ink, toast the in-process, easily glue on the grillage of placing the PCB board, cause the raw materials extravagant, the grillage pollutes, and cause certain destruction to the printing ink and the silk screen printing of PCB board.

Through retrieval, the Chinese patent application number: CN201922144494.1, announcement date: 2020-06-23, discloses a roll-over stand structure, which comprises a roll-over stand frame body for placing a PCB, wherein the roll-over stand frame body comprises a roll-over stand seat and roll-over support frames which are arranged at two ends of the roll-over stand seat in a bilateral symmetry manner, each roll-over support frame comprises a support frame top plate, a support frame bottom plate and a support frame inclined part for connecting the support frame top plate and the support frame bottom plate, each support frame inclined part is an acute triangular prism, and each inclined part is uniformly provided with support frame convex strips in the inclined direction; the overturning frame seat is provided with a plate placing clamp which comprises a clamp upper edge part, a clamp lower edge part and a clamp placing opening formed by the clamp upper edge part and the clamp lower edge part. The utility model discloses roll-over stand structure, when PCB places on the roll-over stand support body, the roll-over stand support body only has support frame sand grip and anchor clamps to place the mouth with PCB board contact position, can not contact with the two sides part of PCB board, and the total area of contact is few, also can guarantee simultaneously that PCB board possesses certain stability when placing on the roll-over stand support body; however, the device still has the following defects:

1. the PCB board drying device does not have a protection mechanism, and the PCB board can be toppled due to slight deformation of the PCB board in the drying process and vibration of equipment, so that the board surface is directly attached to the upper edge part and the lower edge part of the clamp in a surface contact manner, and the PCB board is scrapped;

2. the placing port in line contact with the PCB plate is easy to guide a large amount of ink to drip on the clamp, so that the clamp is polluted.

Therefore, a support structure is needed to reduce the frequency of the fixture contamination while effectively protecting the PCB panel from being baked.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of lacking the antifouling function of PCB panel protection and anchor clamps among the prior art, and the PCB panel that provides toasts and uses support.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a PCB panel toasts and uses support, includes roll-over stand and fixed connection the support frame on the roll-over stand, sliding connection has the anchor clamps that are used for placing PCB panel on the roll-over stand, anchor clamps include edge portion and lower edge portion, it sets up and the junction forms and places the mouth with lower edge portion relative slope, go up edge portion, lower edge portion and place all be equipped with first inclined plane and second inclined plane on the mouth, first inclined plane intersects with the second inclined plane and forms contained angle line, PCB panel base and contained angle line point contact, PCB panel side and contained angle line contact.

Preferably, the degree of the included angle between the first inclined surface and the second inclined surface is greater than 0 ° and less than 180 °.

Preferably, the fixture is fixedly connected with a sliding block, the sliding block and the fixture are integrally formed, the roll-over stand is provided with a sliding groove, and the sliding block is connected in the sliding groove in a sliding mode.

Preferably, the length of the upper edge part is smaller than that of the lower edge part, and an included angle between the upper edge part and the lower edge part is an acute angle.

Preferably, the quantity of support frame is two sets of, and two sets of the support frame symmetry sets up the both ends at the roll-over stand, fixedly connected with is used for the tripod of centre gripping PCB panel on the support frame, can dismantle on the roll-over stand and be connected with the locating component who is used for restricting the support frame position.

Preferably, the supporting frame and the tripod are both provided with clamping grooves, the clamping grooves are internally detachably connected with elastic frames, and the elastic frames are in point contact with the PCB.

Preferably, the supporting frame is fixedly connected with a convex block, the supporting frame is provided with a groove, and the convex block and the groove are symmetrically arranged on two sides of the elastic frame.

Preferably, the positioning assembly comprises a positioning block and a U-shaped bolt, the positioning block is arranged in the sliding groove, corresponding through holes are formed in the positioning block and the sliding groove, the U-shaped bolt penetrates through the through holes, and nuts are connected to two ends of the U-shaped bolt through threads.

Compared with the prior art, the utility model provides a PCB panel toasts and uses support possesses following beneficial effect:

1. this PCB panel toasts and uses support, place on the roll-over stand through PCB panel, the bottom that two sets of anchor clamps can support panel, guarantee the stability of panel in the transportation baking process, first inclined plane and second inclined plane form bellied intersect can make the bottom of PCB panel and intersect and form the point contact, further reduce panel and the area of contact who places the mouth, reduce the downflow speed of printing ink, reduce the contaminated speed of anchor clamps, and simultaneously, the intersect that upper limb portion and lower limb portion formed can play the effect of prevention protection, in case PCB panel inclines, bellied intersect edge can form line contact with PCB panel, furthest reduces the damage to panel, make it have the prosthetic possibility in later stage, reduce the rejection rate.

2. This support is used in toasting of PCB panel, the length through last edge is less than the length of lower edge, and goes up the contained angle between edge and the lower edge and be the acute angle, and length differs and the last edge that is the acute angle setting and the placing of PCB panel that can be convenient for of lower edge, and in case PCB panel inclines appears, can prevent that it from pounding near equipment and play the effect of certain protection.

3. This PCB panel toasts and uses support, can make things convenient for putting into of anchor clamps and support frame through the locating piece dismantled of threaded connection form to can dismantle in one side of support frame and have the elastic frame can make the side of PCB panel also form the point contact, further reduce area of contact, guarantee not influence the printing ink spraying of panel, the lug can be placed in the recess, reduces the occupation space of support frame when transporting and guarantees the laminating nature between two sets of monolith supports.

Drawings

Fig. 1 is a schematic structural diagram of a bracket structure according to the present invention;

fig. 2 is a schematic structural view of a fixture with a bracket structure according to the present invention;

fig. 3 is a schematic structural view of a portion a in the bracket structure diagram 1 according to the present invention;

fig. 4 is a schematic structural diagram of a portion B in the bracket structure diagram 1 according to the present invention.

In the figure: 1. a roll-over stand; 101. a chute; 2. a support frame; 201. a groove; 202. a bump; 203. a card slot; 204. an elastic frame; 205. a tripod; 3. positioning blocks; 301. a U-shaped bolt; 4. a clamp; 401. a lower edge portion; 402. an upper edge portion; 403. a placement port; 404. a first inclined surface; 405. a second inclined surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, a support for baking a PCB plate, including roll-over stand 1 and support frame 2 fixedly connected on roll-over stand 1, sliding connection has anchor clamps 4 for placing the PCB plate on roll-over stand 1, anchor clamps 4 include upper edge portion 402 and lower edge portion 401, upper edge portion 402 sets up and the junction forms and places mouth 403 with lower edge portion 401 relative slope, upper edge portion 402, all be equipped with first inclined plane 404 and second inclined plane 405 on lower edge portion 401 and the mouth 403 of placing, first inclined plane 404 intersects with second inclined plane 405 and forms the contained angle line, PCB plate base and contained angle line point contact, PCB plate side and contained angle line contact.

The PCB board is placed on the turnover frame 1, the two groups of clamps 4 can support the bottom of the board, the support frames 2 on the two sides can fix the two sides of the board, thereby ensuring the stability of the board in the transportation and baking process, at this point, the first inclined surface 404 and the second inclined surface 405 form a convex intersection line between the upper edge portion 402, the lower edge portion 401 and the placing opening 403, thereby, the bottom of the PCB plate is in point contact with the intersecting line, the contact area between the plate and the placing opening 403 is further reduced, the down flow speed of the ink is reduced, the pollution speed of the clamp 4 is reduced, and simultaneously, the intersecting line formed by the upper edge part 402 and the lower edge part 401 can play a role in preventing and protecting, once the PCB board inclines, the edge of the convex intersecting line can be in line contact with the PCB board, the damage to the board is reduced to the maximum extent, the board has the possibility of later repair, and the rejection rate is reduced.

Referring to fig. 1-2, the included angle degree between the first inclined surface 404 and the second inclined surface 405 is greater than 0 ° and less than 180 °, the fixture 4 is fixedly connected with a slider, the slider and the fixture 4 are integrally formed, the roll-over stand 1 is provided with a sliding groove 101, the slider is slidably connected in the sliding groove 101, the length of the upper edge portion 402 is less than that of the lower edge portion 401, and the included angle between the upper edge portion 402 and the lower edge portion 401 is an acute angle. The length is different and be the last portion 402 of following of acute angle setting and lower portion 401 can be convenient for place of PCB panel, and in case the PCB panel inclines, can prevent that it from pounding near equipment and play certain guard's effect.

Referring to fig. 1 and 3-4, the quantity of support frame 2 is two sets of, and two sets of support frame 2 symmetry sets up the both ends at roll-over stand 1, fixedly connected with is used for centre gripping PCB panel's tripod 205 on the support frame 2, can dismantle the locating component who is used for restricting the support frame 2 position on the roll-over stand 1, draw-in groove 203 has all been seted up on support frame 2 and the tripod 205, can dismantle in the draw-in groove 203 and be connected with flexible frame 204, flexible frame 204 and PCB panel point contact, fixedly connected with lug 202 on the support frame 2, seted up recess 201 on the support frame 2, lug 202 and recess 201 symmetry set up the both sides at flexible frame 204, locating component includes locating piece 3 and U type bolt 301, locating piece 3 sets up in spout 101, corresponding through-hole has all been seted up in locating piece 3 and spout 101, U type bolt 301 runs through-hole, the equal threaded connection in both ends of U type bolt 301 has the nut.

Threaded connection's the locating piece 3 of dismantling can make things convenient for putting into of anchor clamps 4 and support frame 2 to can dismantle in one side of support frame 2 and have the elastic stand 204 to make the side of PCB panel also form the point contact, further reduce area of contact, guarantee not to influence the printing ink spraying of panel, lug 202 can be placed in recess 201, reduces the occupation space of support frame 2 when the transportation and guarantees the laminating nature between two sets of monolith supports.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a PCB panel toasts and uses support, includes support frame (2) on roll-over stand (1) and fixed connection, sliding connection has anchor clamps (4) that are used for placing PCB panel on roll-over stand (1), anchor clamps (4) are including last edge portion (402) and lower edge portion (401), it sets up and the junction forms and places mouth (403) with lower edge portion (401) relative slope to go up edge portion (402), its characterized in that, go up edge portion (402), all be equipped with first inclined plane (404) and second inclined plane (405) on lower edge portion (401) and placing mouth (403), first inclined plane (404) and second inclined plane (405) intersect and form the contained angle line, PCB panel base and contained angle line point contact, PCB panel side and contained angle line contact.

2. The PCB baking rack as claimed in claim 1, wherein the degree of the included angle between the first inclined surface (404) and the second inclined surface (405) is greater than 0 ° and less than 180 °.

3. The PCB baking support frame as claimed in claim 2, wherein a sliding block is fixedly connected to the clamp (4), the sliding block and the clamp (4) are integrally formed, a sliding groove (101) is formed in the roll-over stand (1), and the sliding block is slidably connected in the sliding groove (101).

4. The PCB board baking support of claim 2 or 3, wherein the length of the upper edge part (402) is less than that of the lower edge part (401), and the included angle between the upper edge part (402) and the lower edge part (401) is an acute angle.

5. The support for baking the PCB as claimed in claim 3, wherein the number of the support frames (2) is two, the two support frames (2) are symmetrically arranged at two ends of the turning frame (1), the support frame (2) is fixedly connected with a tripod (205) for clamping the PCB, and the turning frame (1) is detachably connected with a positioning component for limiting the position of the support frame (2).

6. The PCB baking support frame as claimed in claim 5, wherein the supporting frame (2) and the tripod (205) are both provided with a slot (203), the slot (203) is detachably connected with an elastic frame (204), and the elastic frame (204) is in point contact with the PCB.

7. The PCB baking support frame as claimed in claim 6, wherein the support frame (2) is fixedly connected with a convex block (202), the support frame (2) is provided with a groove (201), and the convex block (202) and the groove (201) are symmetrically arranged at two sides of the elastic frame (204).

8. The PCB board baking support according to claim 5, 6 or 7, wherein the positioning assembly comprises a positioning block (3) and a U-shaped bolt (301), the positioning block (3) is arranged in the sliding groove (101), corresponding through holes are formed in the positioning block (3) and the sliding groove (101), the U-shaped bolt (301) penetrates through the through holes, and nuts are connected to two ends of the U-shaped bolt (301) in a threaded manner.