Circuit board hanger

Abstract

The utility model relates to a circuit board hanging rack which comprises a bottom frame, a fixed plate rack is fixedly arranged on the bottom frame, a sliding base is arranged on the bottom frame in a sliding mode, a sliding plate rack is arranged on the sliding base, the sliding plate rack is parallel to the fixed plate rack, plate placing grooves are formed in the sliding plate rack and the fixed plate rack, and a plate placing area is formed between the sliding plate rack and the fixed plate rack. An adjusting lead screw is further arranged on the bottom frame and sleeved with a nut, the nut is fixedly connected with the sliding base, the adjusting lead screw is provided with an adjusting head, the adjusting lead screw is rotated through the adjusting head, the nut drives the sliding base to slide along the adjusting lead screw, and the sliding plate frame moves to be close to / away from the fixed plate frame so as to adjust the width of the plate placing area; according to the hanging rack, the adjusting lead screw is used, and millimeter-level stepless width adjustment can be achieved for the plate placing area; after the width is adjusted to the corresponding width, no extra locking mechanism is needed for locking the hanging frame, the width of the plate placing area can be kept stable by adjusting the natural locking force of the lead screw, the structure is simple, and the effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of circuit board manufacturing, especially a circuit board hanger. BACKGROUND

[0002] In the production and manufacturing process of circuit boards, the circuit board hanger is a common auxiliary manufacturing tool, which is used for transporting the circuit boards and cooperating with other devices to process the circuit boards. For example, in the process of plasma etching machine removing glue from the circuit board, a plurality of circuit boards need to be placed on the hanger, and then the hanger is placed in the plasma etching machine for glue removal operation. The conventional hanger can only adapt to one size of circuit board, and when different sizes of circuit boards need to be adapted, different sizes of hangers need to be replaced, which leads to the birth of the adjustable width hanger. The adjustable width hanger can adjust the width of the board placing area to adapt to circuit boards of various sizes. However, the current adjustable width hanger cannot achieve stepless width adjustment, and cannot achieve millimeter-level width adjustment. Moreover, the existing adjustable width hanger needs a locking structure to lock the hanger after adjusting the width to prevent the width from changing again, and the structure is complex. SUMMARY

[0003] In order to overcome the above problems, the utility model provides a circuit board hanger, and the utility model solves the technical problems thereof by adopting the technical scheme of:

[0004] A circuit board hanger, comprising a bottom frame, a fixed plate frame is fixedly arranged on the bottom frame, a sliding base is slidingly arranged on the bottom frame, a sliding plate frame is arranged on the sliding base, the sliding plate frame and the fixed plate frame are parallel, a board placing groove is arranged on the sliding plate frame and the fixed plate frame, and a board placing area is formed between the sliding plate frame and the fixed plate frame; an adjusting screw is further arranged on the bottom frame, a nut is sleeved on the adjusting screw, the nut is fixedly connected with the sliding base, the adjusting screw has an adjusting head, the adjusting screw is rotated through the adjusting head, the sliding base is driven to slide along the adjusting screw by the nut, and the sliding base drives the sliding plate frame to move close to / distance from the fixed plate frame, so as to adjust the width of the board placing area.

[0005] Further, a sliding rail is arranged on the bottom frame, a track wheel is arranged at the bottom of the sliding base, and the sliding base rolls on the sliding rail through the track wheel to move relative to the bottom frame.

[0006] Further, the fixed plate frame comprises a plurality of vertical and equidistant fixed frame strips, the sliding plate frame comprises a plurality of vertical and equidistant sliding frame strips, the fixed frame strips and the sliding frame strips are one-to-one corresponding, and the board placing groove extends vertically from the top to the bottom of the fixed frame strips and the sliding frame strips.

[0007] Further, the top end of the board placing groove is funnel-shaped.

[0008] Further, two fixed plate frames are arranged in the middle of the bottom frame in the back direction, the left and right sides of the fixed plate frame are provided with sliding bases and sliding plate frames, the adjusting screw rod is a positive and negative screw rod, nuts are sleeved on the positive and negative threads of the adjusting screw rod, and the nuts are fixedly connected with the sliding bases on the left and right sides.

[0009] Further, a limiting plate frame is fixedly arranged on the bottom frame, the limiting plate frame is located between the fixed plate frame and the sliding plate frame, the limiting plate frame is parallel to the fixed plate frame, a plurality of vertical and equidistant limiting grooves are arranged on the limiting plate frame, and the limiting grooves correspond to the fixed frame strips and the sliding frame strips in a one-to-one manner.

[0010] Further, the side wall of the limiting groove is funnel-shaped and extends from the top of the limiting groove to the bottom of the limiting groove, and the bottom of the limiting groove is provided with a receiving platform.

[0011] Further, the two fixed plate frames are fixedly connected through the connecting pieces.

[0012] Further, the bottom of the bottom frame is provided with a roller, and the bottom frame is provided with a positioning sleeve.

[0013] The beneficial effects of the utility model are as follows:

[0014] The circuit board hanger comprises a bottom frame, a fixed plate frame is fixedly arranged on the bottom frame, a sliding base is slidingly arranged on the bottom frame, a sliding plate frame is arranged on the sliding base, the sliding plate frame and the fixed plate frame are parallel, a plate placing groove is arranged on the sliding plate frame and the fixed plate frame, and a plate placing area is formed between the sliding plate frame and the fixed plate frame; an adjusting screw rod is further arranged on the bottom frame, a nut is sleeved on the adjusting screw rod, the nut is fixedly connected with the sliding base, the adjusting screw rod has an adjusting head, the adjusting screw rod is rotated through the adjusting head, the sliding base is driven to slide along the adjusting screw rod by the nut, the sliding plate frame moves to be close to / distant from the fixed plate frame, and the width of the plate placing area is adjusted; the adjusting screw rod is used in the hanger, the plate placing area can be infinitely adjusted by millimeter, after being adjusted to the corresponding width, no additional locking mechanism is needed to lock the hanger, the natural locking force of the adjusting screw rod can realize that the width of the plate placing area is kept stable, and the structure is simple and good in effect. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model will be further described in combination with the drawings and specific embodiments, wherein:

[0016] Figure 1 It is a perspective view of the hanger;

[0017] Figure 2 It is an explosion view of the hanger;

[0018] Figure 3 It is a perspective view and a partial enlarged view of the bottom frame;

[0019] Figure 4is the front view and the partial enlarged view of the sliding base and the sliding shelf;

[0020] Figure 5 is the perspective view and the partial enlarged view of the fixed shelf.

[0021] Figure number mark:

[0022] 100, bottom frame; 101, fixed shelf; 102, sliding base; 103, sliding shelf; 104, plate placing groove; 105, plate placing area; 106, adjusting screw; 107, nut; 108, adjusting head; 109, sliding rail; 110, track wheel; 111, fixed frame strip; 112, sliding frame strip; 113, limiting shelf; 114, limiting groove; 115, receiving platform; 116, connecting piece; 117, roller; 118, positioning sleeve. DETAILED DESCRIPTION

[0023] In order to better understand the purpose, structure and function of the utility model, the specific embodiments of the utility model "circuit board hanger" are described in further detail below in conjunction with the drawings.

[0024] Referring to Figures 1-5 In the embodiment, the circuit board hanger comprises a bottom frame 100, a vertical fixed shelf 101 is fixedly arranged on the bottom frame 100, a sliding base 102 is slidingly arranged on the bottom frame 100, a vertical sliding shelf 103 is fixedly arranged on the sliding base 102, the sliding shelf 103 and the fixed shelf 101 are parallel, and the sliding shelf 103 and the fixed shelf 101 are both provided with a plate placing groove 104, a plate placing area 105 is formed between the sliding shelf 103 and the fixed shelf 101, and a circuit board is placed into the plate placing area 105 from the top end of the plate placing groove 104 on the sliding shelf 103 and the fixed shelf 101; the bottom frame 100 is further provided with an adjusting screw 106, a nut 107 is sleeved on the adjusting screw 106, the nut 107 is fixedly connected with the sliding base 102, and the adjusting screw 106 has an adjusting head 108; in use, an operator rotates the adjusting head 108 by using a tool or a motor, the adjusting head 108 in turn drives the adjusting screw 106 to rotate, the adjusting screw 106 linearly slides along the adjusting screw 106, in turn drives the sliding base 102 to linearly slide along the adjusting screw 106, the sliding base 102 drives the sliding shelf 103 to move close to / distance from the fixed shelf 101, so as to adjust the width of the plate placing area 105, and facilitate the hanger to adapt to circuit boards of different sizes. The hanger uses the adjusting screw 106 as a transmission component, can realize stepless width adjustment of the plate placing area 105 by millimeter, and the adjusting screw 106 itself has locking force, so that after the sliding shelf 103 is adjusted in place, it is not necessary to additionally design a locking mechanism to lock the sliding base 102, so that the hanger has a more simple structure design.

[0025] Further refer to Figures 2-4 In the embodiment, the bottom frame 100 is provided with slide rails 109 arranged in a direction perpendicular to the fixed frame 101, and the slide base 102 is provided with track wheels 110 at the bottom, so that the slide base 102 rolls on the slide rails 109 through the track wheels 110 to ensure stable movement of the slide base 102 relative to the bottom frame 100 and adjust the resistance when the width is adjusted by rotating the lead screw 106.

[0026] Further refer to Figure 4 And Figure 5 In the embodiment, the fixed frame 101 includes a plurality of vertical and equally spaced fixed frame bars 111, and the slide frame 103 includes a plurality of vertical and equally spaced slide frame bars 112, and the fixed frame bars 111 and the slide frame bars 112 correspond one-to-one, so that multiple circuit boards can be placed on one hanger at the same time, improving production efficiency; the board placing groove 104 extends vertically from the top to the bottom of the fixed frame bar 111 and the slide frame bar 112, ensuring stable placement of the circuit board in the board placing area 105; during movement of the hanger and auxiliary production, the circuit board on the hanger will not be displaced or fall off.

[0027] More specifically, in the embodiment, the top end of the board placing groove 104 is funnel-shaped, which can guide the circuit board to smoothly enter the board placing groove 104 from the top of the board placing area 105.

[0028] Further refer to Figure 1 And Figure 2 In the embodiment, the middle of the bottom frame 100 is provided with two fixed frames 101, and the left and right sides of the fixed frame 101 are provided with slide bases 102 and slide frames 103, and the adjusting lead screw 106 is a positive and negative thread lead screw, and the positive and negative threads of the adjusting lead screw 106 are respectively sleeved with nuts 107, and the nuts 107 are respectively fixedly connected with the slide bases 102 on the left and right sides; in this way, two parallel board placing areas 105 can be arranged on one hanger at the same time, increasing the number of circuit boards that can be placed; and in this way, when the adjusting lead screw 106 is rotated, the sizes of the left and right board placing areas 105 can be adjusted at the same time and synchronously, improving the adjustment efficiency of the double board placing areas 105.

[0029] Further refer to Figures 1-3In the embodiment, the bottom frame 100 is fixedly provided with a limiting plate frame 113, the limiting plate frame 113 is located between the fixed plate frame 101 and the sliding plate frame 103, the limiting plate frame 113 is parallel to the fixed plate frame 101, the limiting plate frame 113 is provided with a plurality of vertical and equidistant limiting grooves 114, the limiting grooves 114 correspond to the fixed frame strips 111 and the sliding frame strips 112 one by one, and the stability of the circuit board on the hanger is further improved, and the circuit board is prevented from shaking during the movement of the hanger.

[0030] Further referring to Figure 2 and Figure 5 In the embodiment, in order to ensure the structural stability of the hanger of the double-board area 105, the two fixed plate frames 101 are fixedly connected through a connecting piece 116, the stability of the two fixed plate frames 101 is maintained, and the stability of the double-board area 105 of the hanger is improved.

[0031] Further referring to Figure 3 and Figure 4 In the embodiment, the bottom frame 100 is provided with a roller 117 at the bottom, the movement of the circuit board hanger is facilitated, and the automatic production line is adapted; and the bottom frame 100 is provided with a positioning sleeve 118, in the automatic production line, a positioning pin is transmitted into the positioning sleeve 118, the positioning of the hanger is realized, and the width of the double-board area 105 is facilitated to be adjusted automatically.

[0032] It can be understood that the utility model is described through some embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model.In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model.Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope protected by the utility model.

[0033] In the description of the utility model, it is necessary to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicating or implying that the indicated device or element must have a particular orientation, a particular orientation structure and operation, therefore cannot be understood as a limitation on the utility model. In the description of the present application, "a plurality of", "several" is understood as "at least two". "And / or", the association relationship of the description of the associated object, indicates that there can be three kinds of relationship, for example, A and / or B, can represent: A exists alone, A and B exist simultaneously, B exists alone. A and B are connected, which can represent: A and B are directly connected and A and B are connected through C. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

Claims

1. A circuit board hanger, comprising a bottom frame (100), a fixed hanger (101) fixedly arranged on the bottom frame (100), a sliding base (102) slidingly arranged on the bottom frame (100), a sliding hanger (103) arranged on the sliding base (102), the sliding hanger (103) and the fixed hanger (101) being parallel, a placing groove (104) arranged on each of the sliding hanger (103) and the fixed hanger (101), and a placing area (105) formed between the sliding hanger (103) and the fixed hanger (101); characterized in that, The bottom frame (100) is further provided with an adjusting screw rod (106), the adjusting screw rod (106) is sleeved with a nut (107), the nut (107) is fixedly connected with the sliding base (102), the adjusting screw rod (106) has an adjusting head (108), the adjusting screw rod (106) is rotated through the adjusting head (108), the nut (107) drives the sliding base (102) to slide along the adjusting screw rod (106), and the sliding base (102) drives the sliding plate frame (103) to move close to / distance from the fixed plate frame (101), so that the width of the plate placing area (105) is adjusted.

2. A circuit board hanger according to claim 1, wherein The bottom frame (100) is provided with a sliding rail (109), the sliding base (102) is provided with a track wheel (110) at the bottom, and the sliding base (102) rolls on the sliding rail (109) through the track wheel (110) to move relative to the bottom frame (100).

3. A circuit board hanger according to claim 2, wherein, The fixed plate frame (101) comprises a plurality of vertical and equidistant fixed frame strips (111), the sliding plate frame (103) comprises a plurality of vertical and equidistant sliding frame strips (112), the fixed frame strip (111) and the sliding frame strip (112) correspond one by one, and the plate placing groove (104) extends vertically from the top to the bottom of the fixed frame strip (111) and the sliding frame strip (112).

4. A circuit board hanger according to claim 3, wherein The top end of the plate placing groove (104) is funnel-shaped.

5. A rack for circuit boards according to claim 3 or 4, characterised in that The middle of the bottom frame (100) is provided with two fixed plate frames (101) in the back direction, the left and right sides of the fixed plate frame (101) are provided with the sliding base (102) and the sliding plate frame (103), the adjusting screw rod (106) is a positive and negative tooth screw rod, the nut (107) is sleeved on the positive tooth and the negative tooth of the adjusting screw rod (106), and the nut (107) is fixedly connected with the sliding base (102) on the left and right sides respectively.

6. A circuit board hanger according to claim 5, wherein, The bottom frame (100) is fixedly provided with a limiting plate frame (113), the limiting plate frame (113) is located between the fixed plate frame (101) and the sliding plate frame (103), the limiting plate frame (113) is parallel to the fixed plate frame (101), the limiting plate frame (113) is provided with a plurality of vertical and equidistant limiting grooves (114), and the limiting groove (114) corresponds to the fixed frame strip (111) and the sliding frame strip (112) one by one.

7. A circuit board hanger according to claim 6, wherein, The side wall of the limiting groove (114) is funnel-shaped and extends from the top of the limiting groove (114) to the bottom of the limiting groove (114), and the bottom of the limiting groove (114) is provided with a receiving platform (115).

8. A circuit board hanger according to claim 5, wherein, The two fixed plate frames (101) are fixedly connected through a connecting piece (116).

9. A circuit board hanger according to claim 5, wherein, The bottom of the bottom frame (100) is provided with a rolling wheel (117), and the bottom frame (100) is provided with a positioning sleeve (118).

Images