Flexible circuit board positioning device

Abstract

The utility model discloses a flexible circuit board positioning device, which comprises a carrier plate for placing a flexible circuit board, a base and a supporting plate, two sides of the supporting plate are provided with two conveying lines in parallel, the carrier plate is placed on the two conveying lines, the base is also provided with a positioning adjusting device, the positioning adjusting device is arranged between the two conveying lines, and the supporting plate is arranged on the base. Comprising a first positioning part and a second positioning part which are arranged in parallel, each of the first positioning part and the second positioning part comprises a first linear translation mechanism and a second linear translation mechanism slidably connected to the first linear translation mechanism, a first lifting mechanism is arranged on each second linear translation mechanism, and a positioning needle is connected to the top of each first lifting mechanism; the supporting plate is provided with receding holes used for receding the positioning needles, and the carrying plate is further provided with positioning holes used for allowing the positioning needles to penetrate through. The scheme can be suitable for positioning flexible circuit boards of different printed circuits, and the positioning position is accurate.

Description

TECHNICAL FIELD

[0001] The utility model relates to flexible circuit board processing field especially relates to a flexible circuit board positioning device. BACKGROUND

[0002] Flexible circuit board is also called "soft board", can freely bend, wind, fold, can bear millions of times of dynamic bending without damaging wire, can be arranged arbitrarily according to space layout requirement, and moves and stretches in three-dimensional space, and its softness determines that flexible circuit board must be matched with corresponding mounting carrier to carry out mounting operation in surface mounting technology. In the prior art, such as the utility model patent disclosed in a kind of flexible circuit board and mounting carrier alignment's general jig with the announcement number CN201888031U, including bottom plate, mounting carrier, multiple positioning needles, bottom plate and mounting carrier are each processed with the multiple positioning holes corresponding to each other, positioning needle can be conveniently inserted in the any positioning hole of bottom plate and can pass through mounting carrier positioning hole to make mounting carrier and bottom plate adhere to each other, so that flexible circuit board is arranged between bottom plate and mounting carrier. Because the appearance of flexible circuit board is various, and each specification is different, there is a big difference in almost every flexible appearance and layout, and the above positioning device can only be used for the positioning of one kind of flexible circuit board, and the applicable range is small. In addition, the positioning precision of flexible circuit board is also a big point of matching flexible circuit board and carrier. SUMMARY

[0003] Therefore, to solve the above problems, the utility model provides a kind of flexible circuit board positioning device.

[0004] The utility model is realized through the following technical schemes:

[0005] A kind of flexible circuit board positioning device, including the carrier plate for placing flexible circuit board, still include base, the top of the base is in parallel with the support plate, the both sides of the support plate are in parallel with two conveying lines, the carrier plate is placed on two conveying lines, still be provided with positioning adjusting device on the base, the positioning adjusting device is arranged between two conveying lines, the positioning adjusting device includes the first positioning part and the second positioning part in parallel, the first positioning part and the second positioning part all include first linear translation mechanism and the second linear translation mechanism slidingly connected on the first linear translation mechanism, the first linear translation mechanism and the second linear translation mechanism all with the plane parallel with the support plate and the conveying direction of two perpendicular, first lifting mechanism is provided on the second linear translation mechanism, the top of the first lifting mechanism is connected with positioning needle, the support plate is provided with the avoiding hole for avoiding the positioning needle on the top of two first linear translation mechanisms, still be provided with the positioning hole for making the positioning needle pass through on the carrier plate.

[0006] Preferably, the first linear translation mechanism comprises a first linear module and a guide rail arranged in parallel on one side of the first linear module, a first sliding table is slidably connected to the first linear module, and a sliding block is slidably connected to the guide rail and connected to the bottom of the first sliding table.

[0007] Preferably, the second linear translation mechanism comprises a second linear module, and a second sliding table is slidably connected to the second linear module, and the first lifting mechanism is fixed to the second sliding table.

[0008] Preferably, one side of the first linear module is provided with a first photoelectric sensing mechanism, the first photoelectric sensing mechanism comprises a plurality of groups of photoelectric sensors arranged at intervals along the length direction of the first linear module, the photoelectric sensor comprises a photoelectric emitter and a photoelectric receiver arranged oppositely, a sensing area is arranged between the photoelectric emitter and the photoelectric receiver, and the first sliding table is provided with a first positioning piece on the side close to the photoelectric sensing mechanism, and the first positioning piece translates between the sensing areas of the plurality of groups of photoelectric sensors arranged on one side of the first linear module.

[0009] Preferably, one side of the second linear module is provided with a second photoelectric sensing mechanism, the second photoelectric sensing mechanism comprises a plurality of groups of photoelectric sensors arranged at intervals along the length direction of the second linear module, the photoelectric sensor comprises a photoelectric emitter and a photoelectric receiver arranged oppositely, a sensing area is arranged between the photoelectric emitter and the photoelectric receiver, and the second sliding table is provided with a second positioning piece on the side close to the photoelectric sensing mechanism, and the second positioning piece translates between the sensing areas of the plurality of groups of photoelectric sensors arranged on one side of the second linear module.

[0010] Preferably, the support plate is provided with a gearshift mechanism between the output ends of the two conveying lines, the gearshift mechanism comprises a second lifting mechanism arranged on the support plate, and a gearshift block for positioning the carrier plate is connected to the second lifting mechanism.

[0011] Preferably, two side plates are vertically erected on the two sides of the support plate respectively, and a conveying line is arranged on each side plate, the conveying line comprises a roller arranged at the two ends of the side plate and a driving wheel arranged between the two rollers, the driving wheel is connected with a motor, and the roller and the driving wheel are connected by a conveying belt.

[0012] Preferably, two slide rails are symmetrically arranged on one side of the support plate, the slide rails are perpendicular to the conveying direction of the conveying line, and the bottom of each side plate is slidably connected with the two slide rails, and a driving mechanism 15 for driving the side plates to translate along the two slide rails is further arranged between the two slide rails.

[0013] Preferably, a position sensor is arranged in each of the first lifting mechanism and the second lifting mechanism.

[0014] Preferably, the positioning holes on the carrier plate are two strip-shaped holes arranged in parallel on the top of the two first linear modules.

[0015] The beneficial effects of the technical scheme of the utility model mainly lie in:

[0016] 1. The first linear translation mechanism, the second linear translation mechanism and the first lifting mechanism arranged on the first positioning part and the second positioning part are used to adjust the positions of the two positioning needles in the x, y and z axes, and meanwhile, the carrier plate is supported by the conveying lines and the position of the carrier plate is adjusted, so that the positioning of the flexible circuit board with different printed lines is adapted, and the application range of the flexible circuit board positioning device is expanded.

[0017] 2. The photoelectric sensor is arranged on the first linear translation mechanism and the second linear translation mechanism, and the position sensor is arranged in the first lifting mechanism and the second lifting mechanism, so that the position of the positioning needle is accurately controlled, the accuracy of the positioning of the flexible circuit board is ensured, and the position of the carrier plate is limited by the gear mechanism, so that the inaccuracy of the positioning of the positioning needle caused by the displacement of the carrier plate is avoided.

[0018] 3. The distance between the two side plates is adjusted by the slide rail, the distance between the two conveying lines is adjusted, and the carrier plate with different sizes is adapted, in addition, the positioning holes on the carrier plate can be strip-shaped holes, so that the carrier plate can be applied to the loading of more types of flexible circuit boards. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a perspective view of the flexible circuit board positioning device in a first view (at this time, the positioning holes are strip-shaped holes);

[0020] Figure 2 is a top view of the flexible circuit board positioning device (at this time, the positioning holes are not strip-shaped holes);

[0021] Figure 3 is a perspective view of the flexible circuit board positioning device in a second view (at this time, the carrier plate is omitted);

[0022] Figure 4 is a top view of the flexible circuit board positioning device (at this time, the carrier plate is omitted);

[0023] Figure 5 is a schematic view of the internal structure of the flexible circuit board positioning device (at this time, the carrier plate and one side plate are omitted);

[0024] Figure 6 is a perspective view of the first positioning part and the second positioning part;

[0025] Figure 7 is Figure 6 an enlarged view of part A in the figure;

[0026] Figure 8 This is a front view of the first positioning part and the second positioning part. Detailed Implementation

[0027] To make the objectives, advantages, and features of this utility model clearer and more detailed, the following non-limiting description of preferred embodiments will be illustrated and explained. These embodiments are merely typical examples of applying the technical solutions of this utility model; any technical solutions formed by equivalent substitutions or equivalent transformations fall within the scope of protection claimed by this utility model.

[0028] It should also be stated that, in the description of the solution, the terms "center", "upper", "lower", "left", "right", "front", "rear", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of description and simplification, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0029] Furthermore, the terms "first" and "second" in this solution are used for descriptive purposes only and should not be construed as indicating or implying a ranking of importance, or implicitly specifying the number of technical features shown. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In this utility model, "multiple" means two or more, unless otherwise explicitly specified.

[0030] This utility model discloses a flexible circuit board positioning device, such as Figures 1-5 As shown, the device includes a carrier plate 2 for placing a flexible circuit board and a base 1. A support plate 3 is arranged parallel to the top of the base 1. Two conveyor lines are arranged parallel to the two sides of the support plate 3. The carrier plate 2 is placed on the two conveyor lines, so that the two conveyor lines support the two sides of the bottom of the carrier plate 2, and the carrier plate 2 is arranged parallel to the top of the support plate 3.

[0031] like Figures 6-8As shown, the base is further provided with a positioning adjusting device, which is arranged between the two conveying lines, and comprises a first positioning part and a second positioning part arranged in parallel, each of which comprises a first linear translation mechanism and a second linear translation mechanism slidingly connected to the first linear translation mechanism, the first linear translation mechanism and the second linear translation mechanism are parallel to the plane where the support plate 3 is located and perpendicular to the conveying direction of the two, and the second linear translation mechanism is provided with a first lifting mechanism 10, the top of the first lifting mechanism 10 is connected with a positioning needle 11, and the support plate 3 is provided with an avoiding hole 201 at the top of the two first linear translation mechanisms for avoiding the positioning needle 11, specifically, the first linear translation mechanism is arranged along the y-axis direction, the second linear translation mechanism is arranged along the x-axis direction, and the lifting mechanism drives the positioning needle 11 to translate along the z-axis direction, and by controlling the second linear translation mechanism on the first linear translation mechanism and the first lifting mechanism 10, the positioning of the positioning needle 11 in the x-axis, y-axis and z-axis directions can be realized, and the positioning accuracy of the positioning needle 11 is ensured.

[0032] As shown in Figure 1 , Figure 2 As shown, the carrier plate 2 is further provided with a positioning hole 301 for the positioning needle 11 to pass through, as shown in Figure 2 In an embodiment, each flexible circuit board is matched with a corresponding carrier plate 2, and the carrier plate 2 is provided with two positioning holes 301 corresponding to the flexible circuit board, when the flexible circuit board is placed on the carrier plate 2, the positioning needle 11 is aligned with the positioning hole 301 on the carrier plate 2, and the two positioning needles 11 are driven to rise and pass through the two positioning holes 301 on the carrier plate 2 and the flexible circuit board at the same time through the two first lifting mechanisms 10 respectively; as shown in Figure 1 In a preferred embodiment, the positioning hole 301 on the carrier plate 2 is a strip-shaped hole arranged in parallel on the top of the two first linear modules 4, so that the carrier plate 2 can be applied to flexible circuit boards with different printed circuits, further increasing the application range of the carrier plate 2.

[0033] As shown in Figures 1-5 In some embodiments, the first linear translation mechanism comprises a first linear module 4 and a guide rail 5 arranged in parallel on one side of the first linear module 4, the first linear module 4 is slidingly connected with a first sliding table 7, and the guide rail 5 is slidingly connected with a sliding block 6, the sliding block 6 is connected with the bottom of the first sliding table 7, the second linear translation mechanism comprises a second linear module 8, the second linear module 8 is slidingly connected with a second sliding table 9, and the first lifting mechanism 10 is fixed on the second sliding table 9.

[0034] As shown in Figures 6-8As shown in the drawings, in some embodiments, one side of the first linear module 4 is provided with a first photoelectric sensor mechanism, which includes a plurality of groups of first photoelectric sensors 19 arranged at intervals along the length direction of the first linear module 4, the first photoelectric sensor 19 including oppositely arranged photoelectric emitters and photoelectric receivers, and a sensing area being arranged between the photoelectric emitters and the photoelectric receivers. The first slide table 7 is provided with a first positioning sheet 20 on the side close to the first photoelectric sensor mechanism, which translates between the sensing areas of the plurality of groups of first photoelectric sensors 19 arranged on one side of the first linear module 4. One side of the second linear module 8 is provided with a second photoelectric sensor mechanism, which includes a plurality of groups of second photoelectric sensors 21 arranged at intervals along the length direction of the second linear module 8, the second photoelectric sensor 21 including oppositely arranged photoelectric emitters and photoelectric receivers, and a sensing area being arranged between the photoelectric emitters and the photoelectric receivers. The second slide table 9 is provided with a second positioning sheet 22 on the side close to the photoelectric sensor mechanism, which translates between the sensing areas of the plurality of groups of second photoelectric sensors 21 arranged on one side of the second linear module 8. Specifically, when the above-mentioned positioning sheet passes between the sensing areas of one group of photoelectric sensors, the first positioning sheet 20 and the second positioning sheet 22 block the light emitted by the photoelectric emitters of the photoelectric sensors in which they are located, so that the photoelectric sensors sense the positions of the first positioning sheet 20 and the second positioning sheet 22, and then confirm whether the positioning needle 11 reaches the target position. The structure and working mode of the photoelectric sensor are prior art, and will not be described here.

[0035] As shown in the drawings, Figure 1 , Figure 2 In some embodiments, the support plate 3 is provided with a gearshift mechanism between the output ends of the two conveying lines, which includes a second lifting mechanism 13 arranged on the support plate 3, and a gearshift block 12 connected to the second lifting mechanism 13 for positioning the carrier plate 2. When the carrier plate 2 is conveyed to the conveying line, the gearshift block 12 is driven by the second lifting mechanism 13 to rise and exceed the height of the lower surface of the carrier plate 2, so that the carrier plate 2 can be blocked by the gearshift block 12 when it reaches the side of the gearshift block 12, thereby realizing the positioning of the carrier plate 2.

[0036] As shown in the drawings, Figures 1-5 In some embodiments, two side plates 14 are vertically erected on the two sides of the support plate 3 respectively, and a conveying line is arranged on each side plate 14. The conveying line includes a roller 16 arranged at both ends of the side plate 14, and a driving wheel 17 arranged between the two rollers 16. The driving wheel 17 is connected with a motor, and the roller 16 and the driving wheel 17 are connected by a conveying belt (not shown in the drawings).

[0037] AsFigures 3-5 As shown in the drawings, in some embodiments, two slide rails 18 are symmetrically arranged on one side of the support plate 3, the slide rails 18 are perpendicular to the conveying direction of the conveying line, and the bottom of one side plate 14 is respectively connected with the two slide rails 18 in a sliding manner. A driving mechanism 15 for driving the side plate 14 to translate along the two slide rails 18 is further arranged between the two slide rails 18. The driving mechanism 15 can adopt a pneumatic cylinder, or is cooperated with a motor, a speed reducer and a linear module to drive the side plate 14 to translate along the two slide rails 18, and adjust the distance between the two side plates 14, so as to adapt to the load plate 2 of different sizes.

[0038] In a preferred embodiment, a position sensor is arranged in each of the first lifting mechanism 10 and the second lifting mechanism 13, so as to further accurately control the lifting distance of the first lifting mechanism 10 and the second lifting mechanism 13. The position sensor can refer to the prior art, and will not be described here.

[0039] The utility model still has a variety of implementation manners, all technical schemes formed by using equivalent transformation or equivalent transformation, all fall within the protection scope of the utility model.

Claims

1. A flexible circuit board positioning apparatus comprising a carrier plate for placing a flexible circuit board, characterized by: The base is provided with a support plate in parallel on the top, two conveying lines are provided in parallel on the two sides of the support plate, the carrier plate is placed on the two conveying lines, the base is further provided with a positioning adjusting device, the positioning adjusting device is arranged between the two conveying lines, the positioning adjusting device comprises a first positioning part and a second positioning part arranged in parallel, the first positioning part and the second positioning part each comprise a first linear translation mechanism and a second linear translation mechanism slidably connected to the first linear translation mechanism, the first linear translation mechanism and the second linear translation mechanism are parallel to the plane on which the support plate is located and the conveying directions of the two are perpendicular, a first lifting mechanism is arranged on the second linear translation mechanism, a positioning needle is connected to the top of the first lifting mechanism, the support plate is provided with a avoiding hole on the top of the two first linear translation mechanisms for avoiding the positioning needle, and the carrier plate is further provided with a positioning hole for the positioning needle to pass through.

2. The flexible circuit board positioning device of claim 1, wherein: The first linear translation mechanism comprises a first linear module and a guide rail arranged in parallel on one side of the first linear module, a first sliding table is slidably connected to the first linear module, and a sliding block is slidably connected to the guide rail and connected to the bottom of the first sliding table.

3. The flexible circuit board positioning device of claim 2, wherein: The second linear translation mechanism comprises a second linear module, and a second sliding table is slidably connected to the second linear module, and the first lifting mechanism is fixed on the second sliding table.

4. The flexible circuit board positioning device of claim 3, wherein: A first photoelectric sensing mechanism is arranged on one side of the first linear module, the first photoelectric sensing mechanism comprises a plurality of groups of photoelectric sensors arranged at intervals along the length direction of the first linear module, the photoelectric sensor comprises an opposite photoelectric emitter and photoelectric receiver, a sensing area is arranged between the photoelectric emitter and the photoelectric receiver, a first positioning piece is arranged on one side of the first sliding table close to the photoelectric sensing mechanism, and the first positioning piece translates between the sensing areas of the plurality of groups of photoelectric sensors arranged on one side of the first linear module.

5. The flexible circuit board positioning device of claim 4, wherein: A second photoelectric sensing mechanism is arranged on one side of the second linear module, the second photoelectric sensing mechanism comprises a plurality of groups of photoelectric sensors arranged at intervals along the length direction of the second linear module, the photoelectric sensor comprises an opposite photoelectric emitter and photoelectric receiver, a sensing area is arranged between the photoelectric emitter and the photoelectric receiver, a second positioning piece is arranged on one side of the second sliding table close to the photoelectric sensing mechanism, and the second positioning piece translates between the sensing areas of the plurality of groups of photoelectric sensors arranged on one side of the second linear module.

6. The flexible circuit board positioning device of claim 1, wherein: A stop mechanism is arranged between the output ends of the two conveying lines on the support plate, the stop mechanism comprises a second lifting mechanism arranged on the support plate, and a stop block for positioning the carrier plate is connected to the second lifting mechanism.

7. The flexible circuit board positioning device of claim 1, wherein: Two side plates are vertically erected on the two sides of the support plate respectively, conveying lines are arranged on the side plates respectively, the conveying line comprises roller wheels arranged at the two ends of the side plate and a driving wheel arranged between the two roller wheels, the driving wheel is connected with a motor, and the roller wheels and the driving wheel are connected by a conveying belt.

8. The flexible circuit board positioning device of claim 7, wherein: Two slide rails are symmetrically arranged on one side of the support plate, the slide rails are perpendicular to the conveying direction of the conveying line, and the bottom of one side plate is respectively connected with the two slide rails in a sliding mode.

9. The flexible circuit board positioning device of claim 1, wherein: Position sensors are arranged in the first lifting mechanism and the second lifting mechanism.

10. The flexible circuit board positioning device of claim 1, wherein: The positioning holes on the carrier plate are two strip-shaped holes arranged in parallel on the top of the two first linear modules.

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