PCB (Printed Circuit Board) placing rack for SMT (Surface Mount Technology)

Abstract

The utility model discloses a PCB (Printed Circuit Board) placing rack for SMT (Surface Mount Technology), which relates to the technical field of PCB placing racks and comprises a box body and a top plate, two fixing rods are fixedly connected between one end of the box body and one end of the top plate, a side plate is fixedly connected between the other end of the box body and the other end of the top plate, and the fixing rods are fixedly connected with the side plate. A first supporting plate is fixedly connected between the two fixing rods, a second supporting plate is slidably arranged between the box body and the top plate through a power assembly, a plurality of T-shaped grooves distributed at equal intervals are formed in the faces, close to each other, of the first supporting plate and the second supporting plate, and T-shaped plates are slidably arranged in the T-shaped grooves. A pull ring is fixedly arranged at the end of the T-shaped plate, and a limiting block is fixedly arranged at the end, movably extending out of the T-shaped groove, of the T-shaped plate. According to the utility model, the PCBs with different sizes can be placed in a limited manner, and the problems that the PCBs with different sizes cannot be placed on the existing PCB placement rack for the SMT process, and the application range is relatively limited are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCB board placing frame technical field, especially a kind of PCB board placing frame for SMT patch process. BACKGROUND

[0002] Anti-static PCB storage rack is also called PCB turnover rack, and is widely used in SMT processing plant, circuit board factory, computer mainboard factory, can resist acid alkali, oil stain, non-toxic and odorless, can be used to place PCB board, clean and convenient, circuit board turnover is convenient, neatly stacked, easy to manage.

[0003] For example, the patent with publication number CN213385202U, named a kind of PCB board placing frame for SMT patch process, proposes that the utility model solves the problems of the existing PCB board placing frame, such as the inability to adjust the height of the tray according to the size of the PCB, the waste of space, and the increase in the cost of configuring the placing rack.

[0004] However, the above-mentioned patent disclosed PCB board placing rack cannot place PCB boards of different sizes, and the application range is relatively limited, therefore, it is necessary to propose a kind of PCB board placing rack for SMT patch process to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of PCB board placing rack for SMT patch process to solve the above-mentioned problems that the existing PCB board placing rack for SMT patch process cannot place PCB boards of different sizes, and the application range is relatively limited.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of PCB board placing rack for SMT patch process, including box and top plate, the one end between box and top plate is fixedly connected with fixed rod, the other end between box and top plate is fixedly connected with side plate, the fixed rod is provided with two, two fixed rods are fixedly connected with support plate one between them, box and top plate are slidably provided with support plate two by power assembly between them;

[0007] The one side of support plate one and support plate two mutually close is all provided with a plurality of equidistantly arranged distribution T-shaped grooves, T-shaped groove is slidably provided with T-shaped plate in the inside, the end of T-shaped plate is fixedly provided with pull ring, the end of T-shaped plate that T-shaped groove one end is fixedly provided with limit block and is slidably extended, PCB board is placed on two corresponding T-shaped plates, and the two sides of PCB board are respectively with support plate one and support plate two mutually active adhesion, and the end of PCB board and limit block mutually active adhesion.

[0008] Preferably, the power assembly comprises two slidingly arranged movable rods between the box and the top plate, the support plate two is fixedly arranged between the two movable rods, the two movable rods are symmetrically distributed about the center line of the box, a connecting rod is further fixedly arranged between the middle portions of the two movable rods, a threaded rod is fixedly arranged on the side surface of the connecting rod, the threaded rod slidably penetrates through the two side surfaces of the side plate, a threaded cylinder is rotatably arranged in the inner portion of the side plate through a bearing, the threaded cylinder is threadedly connected at the outer ring of the threaded rod, and a rotating ring is fixedly arranged at the outer ring of the end of the threaded cylinder slidably extending out of the side plate.

[0009] Preferably, the two ends of the movable rod are both fixedly arranged with a limiting slot, and the inner portions of the two limiting slots are both slidably attached with a guide rod, and the two guide rods are respectively fixedly arranged on the box and the top plate.

[0010] Preferably, the side surface of the box is fixedly arranged with a scale table.

[0011] Preferably, the inner portion of the box is slidably arranged with a drawer, and the end portion of the drawer is fixedly arranged with a handle.

[0012] Preferably, the bottom of the box is rotatably arranged with a pulley at each corner, the pulley is arranged with a foot brake, and the side surface of the box is fixedly arranged with a push rod.

[0013] The technical effects and advantages of the present application are as follows:

[0014] 1. The distance between every two T-shaped plates is adjusted according to the height of the PCB board, so that the PCB board can be located between the upper and lower T-shaped plates. In addition, the distance between the support plate one and the support plate two is adjusted according to the length of the PCB board, so that the PCB board is placed on the two corresponding T-shaped plates, and the two sides of the PCB board are respectively movably attached to the support plate one and the support plate two. In summary, the present application can limit and place PCB boards of different sizes, and solve the problem that the existing PCB board placing rack for SMT patching process cannot place PCB boards of different sizes, and the application range is relatively limited.

[0015] 2. When the distance between the upper and lower T-shaped plates needs to be adjusted, the T-shaped plate can be pulled out from the inside of the T-shaped groove by pulling the pull ring, which facilitates the disassembly of the T-shaped plate. When the initial distance between the two T-shaped plates needs to be restored, the disassembled T-shaped plate can be inserted into the idle T-shaped groove, thereby completing the installation and fixation of the T-shaped plate, and improving the installation and disassembly efficiency of the T-shaped plate.

[0016] 3. Through the installation of the scale table, the distance between the support plate two and the support plate one can be quickly determined according to the length of the PCB board.

[0017] 4、When the distance between the support plate one and the support plate two needs to be adjusted, only the rotating ring needs to be rotated to drive the threaded cylinder to rotate, and then the threaded rod is pushed to displace in the threaded cylinder, thereby the connecting rod, the movable rod and the support plate two are pushed to displace, the distance between the support plate one and the support plate two is quickly adjusted, and the operation is simple and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic view of the PCB board placing frame for the SMT patch process.

[0019] Figure 2 It is a partial structure schematic view of the support plate one and the support plate two.

[0020] Figure 3 It is a power assembly structure schematic view.

[0021] Figure 4 It is a T-shaped plate structure schematic view.

[0022] In the figure: 1, box body; 2, pulley; 3, push rod; 4, drawer; 5, fixed rod; 6, top plate; 7, guide rod; 8, movable rod; 9, scale table; 10, side plate; 11, threaded cylinder; 12, rotating ring; 13, threaded rod; 14, connecting rod; 15, support plate one; 16, support plate two; 17, T-shaped groove; 18, T-shaped plate; 19, pull ring; 20, limit block. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the utility model.

[0024] The utility model provides a Figures 1-4The utility model provides an one for SMT patch process PCB board placing frame, including box 1 and top plate 6, and one end between box 1 and top plate 6 is fixedly connected with fixed link 5, and the other end between box 1 and top plate 6 is fixedly connected with side plate 10, fixed link 5 is provided with two, and two fixed link 5 are fixedly connected with support plate no. 15 between, and box 1 and top plate 6 are slidably provided with support plate two 16 through power assembly, and the face of mutual approach of support plate no. 15 and support plate two 16 is all opened with a plurality of equidistantly arranged distribution T type groove 17, and T type groove 17 is slidably provided with T type board 18, and the end of T type board 18 is fixedly provided with pull ring 19, and the end of T type board 18 and the activity extension T type groove 17 one end is fixedly provided with limit block 20, and the end of PCB board and limit block 20 mutually active adhesion.

[0025] When using the PCB board placing frame, the distance between every two T type boards 18 is adjusted according to the height of the PCB board, so that the PCB board can be located between the upper and lower T type boards 18. In addition, the distance between the support plate no. 15 and the support plate two 16 is adjusted according to the length of the PCB board, so that the PCB board is placed on the two corresponding T type boards 18, and the two sides of the PCB board can be in active adhesion with the support plate no. 15 and the support plate two 16 respectively. In summary, the utility model can limit and place PCB boards of different sizes, solve the problem that the existing PCB board placing frame for SMT patch process cannot place PCB boards of different sizes, and the application range is relatively limited.

[0026] When it is necessary to adjust the distance between the upper and lower T type boards 18, the pull ring 19 is pulled to pull out the T type board 18 from the inside of the T type groove 17, which facilitates the disassembly of the T type board 18. Considering that the disassembled T type board 18 needs to be reserved for subsequent use, a drawer 4 is slidably arranged in the box 1, a handle is fixedly arranged at the end of the drawer 4, the disassembled T type board 18 is placed in the drawer 4 for storage by pulling the handle, and loss is avoided.

[0027] When it is necessary to restore the initial distance between the two T type boards 18, the disassembled T type board 18 is inserted into the empty T type groove 17, and the installation and fixation of the T type board 18 are completed, which improves the installation and disassembly efficiency of the T type board 18.

[0028] Further, the power assembly comprises two movable rods 8 slidingly arranged between the box 1 and the top plate 6, the supporting plate two 16 is fixedly arranged between the two movable rods 8, the two movable rods 8 are symmetrically distributed about the center line of the box 1, and a connecting rod 14 is further fixedly arranged between the middle portions of the two movable rods 8, the side surface of the connecting rod 14 is fixedly provided with a threaded rod 13, the threaded rod 13 movably penetrates through the two side surfaces of the side plate 10, the inside of the side plate 10 is rotatably provided with a threaded cylinder 11 through a bearing, the threaded cylinder 11 is threadedly connected to the outer ring of the threaded rod 13, and the outer ring of the threaded cylinder 11 movably extending out of one end of the side plate 10 is fixedly provided with a rotating ring 12.

[0029] When it is necessary to adjust the distance between the supporting plate one 15 and the supporting plate two 16, the rotating ring 12 is rotated to drive the threaded cylinder 11 to rotate, thereby driving the threaded rod 13 to displace in the threaded cylinder 11, so as to drive the connecting rod 14, the movable rod 8 and the supporting plate two 16 to displace, and the distance between the supporting plate one 15 and the supporting plate two 16 is adjusted.

[0030] In order to more quickly determine the position of the supporting plate two 16, the scale table 9 is fixedly arranged on the side surface of the box 1, according to the length of the PCB, the supporting plate two 16 is stopped at the position corresponding to the scale table 9, so that the distance between the supporting plate two 16 and the supporting plate one 15 is quickly determined.

[0031] Further, the two ends of the movable rod 8 are fixedly provided with limiting grooves, the inside of the two limiting grooves is movably attached with a guide rod 7, and the two guide rods 7 are fixedly arranged on the box 1 and the top plate 6, respectively. In this way, the displacement track of the movable rod 8 is limited, and the stability of the displacement of the supporting plate two 16 is improved.

[0032] Further, the pulley 2 is rotatably arranged at each corner of the bottom of the box 1, the pulley 2 is provided with a foot brake, the push rod 3 is fixedly arranged on the side surface of the box 1, and through the arrangement of the pulley 2 and the push rod 3, the whole placing rack can be transferred, which saves time and effort.

[0033] Working principle: when using the PCB board placing frame, first, adjust the distance between every two T-shaped plates 18 according to the height of the PCB board, pull the pull ring 19, and then pull out the T-shaped plate 18 from the inside of the T-shaped groove 17, and then put the disassembled T-shaped plate 18 into the drawer 4 for storage, so as to avoid loss, second, adjust the distance between the support plate one 15 and the support plate two 16 according to the length of the PCB board, rotate the rotating ring 12, drive the threaded cylinder 11 to rotate, and then drive the threaded rod 13 to displace in the threaded cylinder 11, so as to drive the connecting rod 14, the movable rod 8 and the support plate two 16 to displace, realize the distance adjustment between the support plate one 15 and the support plate two 16, make the PCB board placed on two corresponding T-shaped plates 18, and make the two sides of the PCB board respectively and the support plate one 15 and the support plate two 16 mutually movable and fit, therefore, the PCB board placing frame can limit and place the PCB boards with different sizes.

Claims

1. A PCB board placing rack for SMT patch process, comprising a box body (1) and a top plate (6), characterized in that: The fixed rod (5) is arranged between one end of the box (1) and the top plate (6), and the side plate (10) is arranged between the other end of the box (1) and the top plate (6), the fixed rod (5) is provided with two, the two fixed rods (5) are fixedly connected with the support plate one (15), and the support plate two (16) is slidably arranged between the box (1) and the top plate (6) through the power assembly. The T-shaped groove (17) is arranged on one side of the support plate one (15) and the support plate two (16) close to each other, the T-shaped groove (17) is slidably arranged in the T-shaped plate (18), the end of the T-shaped plate (18) is fixedly provided with the pull ring (19), the end of the T-shaped plate (18) that is movably arranged outside the T-shaped groove (17) is fixedly provided with the limiting block (20), the PCB board is placed on the two corresponding T-shaped plates (18), and the two sides of the PCB board are movably attached to the support plate one (15) and the support plate two (16) respectively, and the end of the PCB board is movably attached to the limiting block (20).

2. The PCB board placing rack for SMT patch process according to claim 1, characterized in that: The power assembly comprises two movable rods (8) slidably arranged between the box (1) and the top plate (6), the support plate two (16) is fixedly arranged between the two movable rods (8), the two movable rods (8) are symmetrically distributed about the center line of the box (1), and the connecting rod (14) is fixedly arranged between the middle portions of the two movable rods (8), the side surface of the connecting rod (14) is fixedly provided with the threaded rod (13), the threaded rod (13) movably penetrates through the two side surfaces of the side plate (10), the threaded cylinder (11) is rotatably arranged in the side plate (10), the threaded cylinder (11) is threadedly connected to the outer ring of the threaded rod (13), and the outer ring of the threaded cylinder (11) movably arranged outside one end of the side plate (10) is fixedly provided with the rotating ring (12).

3. The PCB board placing rack for SMT patch process according to claim 2, characterized in that: The two ends of the movable rod (8) are fixedly provided with the limiting groove, the two limiting grooves are movably attached with the guide rod (7), and the two guide rods (7) are fixedly arranged on the box (1) and the top plate (6) respectively.

4. The PCB board placing rack for SMT patch process according to claim 3, characterized in that: The side surface of the box (1) is fixedly provided with the scale table (9).

5. The PCB board placing rack for SMT patch process according to claim 4, characterized in that: The inside of the box (1) is slidably provided with the drawer (4), and the end of the drawer (4) is fixedly provided with the handle.

6. The PCB board placing rack for SMT patch process according to claim 5, characterized in that: The four corners of the bottom of the box (1) are rotatably provided with the pulley (2), the pulley (2) is provided with a foot brake, and the side surface of the box (1) is fixedly provided with the push rod (3).

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