Automatic alignment device for multiple layers of circuits of circuit board

Abstract

The utility model discloses an automatic alignment device for multilayer circuits of a circuit board. The automatic alignment device comprises a workbench; the workpiece seat is arranged on the working table, and the workpiece seat is suitable for placing a circuit board; the four alignment mechanisms are arranged on the workbench in a sliding mode and located on the first side, the second side, the third side and the fourth side of the workpiece base correspondingly, and the alignment mechanisms can elastically move towards the direction of the workpiece base; the driving mechanism is vertically arranged at the bottom of the workbench and can ascend or descend in the vertical direction, the transmission end of the driving mechanism is connected with the four alignment mechanisms, and when the driving mechanism descends, the four alignment mechanisms move towards the direction of the workpiece base at the same time; the clamping device is suitable for clamping the circuit board on the workpiece seat.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board processing technical field, concretely relates to a circuit board multilayer circuit automatic alignment device. BACKGROUND

[0002] The multilayer board is multilayer wiring layer, and the medium layer between every two layers can be very thin. The multilayer circuit board has at least three conductive layers, two of which are on the outer surface, and the remaining one is synthesized in the insulating board.

[0003] The inner layer board, prepreg and copper foil are stacked in the designed order and then are pressed to make the multilayer circuit board. In the existing manufacturing process, the alignment of the inner layer board, prepreg and copper foil is generally achieved by manual alignment or by pushing and aligning through the surrounding air cylinders. The manual alignment is slow, and the alignment through multiple air cylinders is high in cost, resulting in an increase in processing cost. UTILITY MODEL CONTENT

[0004] The utility model aims at at least one of the technical problems in the related art to some extent. Therefore, one purpose of the utility model is to provide a circuit board multilayer circuit automatic alignment device, which comprises:

[0005] A workbench;

[0006] A workpiece seat is arranged on the workbench, and the workpiece seat is suitable for placing a circuit board;

[0007] Four alignment mechanisms are slidingly arranged on the workbench and are respectively located on the first side, the second side, the third side and the fourth side of the workpiece seat, and the alignment mechanisms can be elastically moved towards the workpiece seat;

[0008] A driving mechanism is vertically arranged at the bottom of the workbench and can be raised or lowered in the vertical direction. The driving end of the driving mechanism is connected with the four alignment mechanisms. When the driving mechanism is lowered, the four alignment mechanisms are simultaneously moved towards the workpiece seat to clamp the circuit board on the workpiece seat;

[0009] A pressing mechanism is vertically arranged on the workbench and is arranged in the same vertical direction as the workpiece seat. The pressing mechanism can be raised or lowered in the vertical direction to press the circuit board on the workpiece seat.

[0010] Preferably, the alignment mechanism comprises:

[0011] Two sliding rails are arranged on the workbench and are arranged towards the workpiece seat;

[0012] A sliding plate is arranged on the two sliding rails;

[0013] A clamping plate is arranged on the sliding plate, and the clamping plate is arranged in an L shape;

[0014] A fixed plate is arranged between the two sliding rails, and the fixed plate is arranged at the edge of the workbench.

[0015] Preferably, the alignment mechanism further comprises:

[0016] Two tension springs, one end of the two tension springs is connected with the fixed plate, and the other end is connected with the sliding plate;

[0017] A sliding groove is arranged on the workbench and between the two sliding rails, and the sliding groove is arranged through the thickness direction of the workbench;

[0018] A guide cylinder is arranged at the bottom of the workbench and is spaced apart from the bottom of the sliding groove, and the guide cylinder is arranged in an inclined manner towards the sliding groove;

[0019] Two first pulleys are rotatably arranged at one end of the guide cylinder, and the two first pulleys are arranged opposite to each other;

[0020] Two second pulleys are rotatably arranged at the other end of the guide cylinder, and the two second pulleys are arranged opposite to each other;

[0021] A pulling rope, the first end of the pulling rope is connected with the sliding plate, the second end of the pulling rope is inserted into the guide cylinder from between the two first pulleys and extends out of the guide cylinder from between the two second pulleys.

[0022] Preferably, the driving mechanism comprises:

[0023] A first air cylinder is vertically arranged at the bottom of the workbench;

[0024] A fixed frame is connected with the transmission end of the first air cylinder, and the fixed frame is arranged in a cross shape;

[0025] Four connecting buckles are arranged at the bottom of the first end, the bottom of the second end, the bottom of the third end and the bottom of the fourth end of the fixed frame, respectively.

[0026] Preferably, the second end of the pulling rope is connected with the connecting buckle.

[0027] Preferably, the pressing mechanism comprises:

[0028] A mounting frame is vertically arranged on the workbench;

[0029] A second cylinder is vertically arranged on the mounting frame and is arranged in the same vertical direction as the workpiece seat;

[0030] A pressing plate is arranged at the bottom of the second cylinder and is connected with the transmission end of the second cylinder.

[0031] Preferably, the guide cylinder is provided with mounting rods on both sides, one end of the mounting rod is connected with the guide cylinder, and the other end of the guide cylinder is connected with the bottom of the workbench.

[0032] The above scheme of the utility model has at least the following beneficial effects:

[0033] During production, the inner layer plate, the prepreg and the copper foil are sequentially stacked on the workpiece seat, then the driving mechanism is lowered along the vertical direction, and simultaneously drives the four alignment mechanisms to move towards the direction of the workpiece seat, so that the four alignment mechanisms simultaneously abut against the edges of the inner layer plate, the prepreg and the copper foil, so as to align the inner layer plate, the prepreg and the copper foil, then the pressing mechanism is lowered along the vertical direction to press the inner layer plate, the prepreg and the copper foil, after production is completed, the driving mechanism is raised along the vertical direction, and the four elastic mechanisms are elastically moved and reset;

[0034] One driving mechanism can simultaneously drive four alignment mechanisms to simultaneously move, the alignment speed can be faster than the manual alignment mode, and multiple cylinders are not needed to simultaneously push the alignment, so that the cost of the equipment is reduced.

[0035] Additional aspects and advantages of the utility model will be partially given in the following description, some will become obvious from the following description, or will be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0036] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained from the structure shown in the drawings without creative labor.

[0037] Fig. 1 The utility model provides

[0038] Fig. 2

[0039] Fig. 3

[0040] Fig. 4

[0041] Fig. 5

[0042] Fig. 6

[0043] BRIEF DESCRIPTION OF DRAWINGS

[0044] 1, workbench, 2, workpiece seat, 3, alignment mechanism, 4, driving mechanism, 5, pressing mechanism;

[0045] 301, slide rail, 302, slide plate, 303, clamping plate, 304, fixed plate, 305, tension spring, 306, sliding groove, 307, guide cylinder, 308, first pulley, 309, second pulley, 310, pull rope, 311, mounting rod;

[0046] 401, first cylinder, 402, fixed frame, 403, connecting buckle;

[0047] 501, mounting frame, 502, second cylinder, 503, pressing plate.

[0048] The realization, functional features and advantages of the utility model will be further described with reference to the drawings in combination with embodiments. DETAILED DESCRIPTION

[0049] The embodiments of the utility model will be described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as a limitation of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0050] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms 'center', 'longitudinal', 'transverse', 'length', 'width', 'thickness', 'upper', 'lower', 'front','rear', 'left', 'right','vertical', 'horizontal', 'top', 'bottom', 'inner', 'outer', 'clockwise', 'counterclockwise', 'axial', 'circumferential', 'radial' is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the utility model.

[0051] In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" are only used for descriptive purpose and cannot be understood as indicating or implying relative importance or implying the number of the technical features indicated. Therefore, the features defined with "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more than two, unless otherwise specifically limited.

[0052] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0053] In the present application, unless otherwise specifically defined and limited, the "upper" or "lower" of the first feature to the second feature can include the direct contact of the first and second features, or it can include the contact of the first and second features through another feature between them. Moreover, the "upper", "upper" and "upper" of the first feature to the second feature include the vertical direction of the first feature above and oblique to the second feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The "lower", "lower" and "lower" of the first feature to the second feature include the vertical direction of the first feature below and oblique to the second feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0054] The circuit board multi-layer line automatic alignment device of the present application is described in detail below with reference to the accompanying drawings.

[0055] Please refer to Figs. 1-6 In the present application, including: workbench 1; workpiece seat 2, workpiece seat 2 is arranged on the upper of workbench 1, workpiece seat 2 is suitable for placing circuit board; four alignment mechanisms 3, four alignment mechanisms 3 are slidingly arranged on the workbench 1, and are respectively located on the first side, the second side, the third side and the fourth side of the workpiece seat 2, and the alignment mechanism 3 can be elastically moved towards the direction of the workpiece seat 2; driving mechanism 4, driving mechanism 4 is vertically arranged on the bottom of workbench 1, and can be raised or lowered along the vertical direction, the driving end of driving mechanism 4 is connected with four alignment mechanisms 3 respectively, when driving mechanism 4 is lowered, four alignment mechanisms 3 move towards the direction of workpiece seat 2 at the same time, so as to clamp the circuit board on workpiece seat 2; pressing mechanism 5, pressing mechanism 5 is vertically arranged on the workbench 1, and is arranged in the same vertical direction with workpiece seat 2, and pressing mechanism 5 can be raised or lowered along the vertical direction, so as to press the circuit board on workpiece seat 2;

[0056] In the manufacturing process, the inner layer plate, the prepreg and the copper foil are stacked on the workpiece seat 2 in sequence, then the driving mechanism 4 is driven to move downward in the vertical direction, and at the same time, the four alignment mechanisms 3 are moved towards the workpiece seat 2, so that the four alignment mechanisms 3 are simultaneously abutted at the edges of the inner layer plate, the prepreg and the copper foil to align the inner layer plate, the prepreg and the copper foil, then the pressing mechanism 5 is driven to move downward in the vertical direction to press the inner layer plate, the prepreg and the copper foil, and after the manufacturing is completed, the driving mechanism 4 is driven to move upward in the vertical direction, and the four elastic mechanisms are elastically moved to reset;

[0057] One driving mechanism 4 can simultaneously drive the four alignment mechanisms 3 to move, the alignment speed can be faster than the manual alignment mode, and multiple cylinders are not needed to simultaneously push the alignment, thereby reducing the cost of the equipment.

[0058] In the embodiment, the alignment mechanism 3 comprises two slide rails 301, which are arranged on the workbench 1 in a spaced manner and are arranged towards the workpiece seat 2; a sliding plate 302, which is slidingly arranged on the two slide rails 301; a clamping plate 303, which is arranged on the sliding plate 302 and is arranged in an L-shaped manner; a fixed plate 304, which is arranged between the two slide rails 301 and is arranged at the edge of the workbench 1; the alignment mechanism 3 further comprises two tension springs 305, one end of each of the two tension springs 305 is connected with the fixed plate 304, and the other end is connected with the sliding plate 302; a sliding groove 306, which is arranged on the workbench 1 and is arranged between the two slide rails 301, and the sliding groove 306 is arranged in a penetrating manner along the thickness direction of the workbench 1; a guide cylinder 307, which is arranged at the bottom of the workbench 1 and is arranged in a spaced manner at the bottom of the sliding groove 306, and the guide cylinder 307 is arranged in an inclined manner towards the sliding groove 306; two first pulleys 308, which are rotatably arranged at one end of the guide cylinder 307, and the two first pulleys 308 are arranged in a facing manner; two second pulleys 309, which are rotatably arranged at the other end of the guide cylinder 307, and the two second pulleys 309 are arranged in a facing manner; a pull rope 310, one end of which is connected with the sliding plate 302, and the other end of the pull rope 310 is arranged in the guide cylinder 307 from between the two first pulleys 308 and extends to outside of the guide cylinder 307 from between the two second pulleys 309;

[0059] The connecting buckle 403 is connected with the second end of the pull rope 310. When it is needed to move the clamping plate 303 towards the workpiece seat 2, the driving mechanism 4 is lowered along the vertical direction, so that the driving mechanism 4 pulls the pull rope 310 and drives the sliding plate 302 to move on the sliding rail 301 through the pull rope 310, so that the clamping plate 303 on the sliding plate 302 moves towards the workpiece seat 2 and abuts against the edges of the inner layer plate, the prepreg and the copper foil on the workpiece seat 2, so that the inner layer plate, the prepreg and the copper foil are aligned through the clamping plates 303 around the workpiece seat 2, and then the pressing and manufacturing can be started.

[0060] When the sliding plate 302 is pulled by the pull rope 310, the two tension springs 305 are also stretched. After the manufacturing is completed, the driving mechanism 4 is raised along the vertical direction, and the two tension springs 305 also pull the sliding plate 302 to move back to the original position, so that the staff or external equipment can take away the completed circuit board on the workpiece seat 2.

[0061] In the embodiment, the driving mechanism 4 comprises a first air cylinder 401 vertically arranged at the bottom of the workbench 1, a fixed frame 402 connected with the transmission end of the first air cylinder 401, and the fixed frame 402 arranged in a cross shape, four connecting buckles 403 respectively arranged at the bottom of the first end, the bottom of the second end, the bottom of the third end and the bottom of the fourth end of the fixed frame 402, and the first air cylinder 401 raised or lowered along the vertical direction. When the four alignment mechanisms 3 need to move towards the workpiece seat 2, the first air cylinder 401 drives the fixed frame 402 to lower along the vertical direction, so that the connecting buckle 403 at the bottom of the fixed frame 402 pulls the pull rope 310, thereby pulling the sliding plate 302 to move on the sliding rail 301 through the pull rope 310.

[0062] In the embodiment, the pressing mechanism 5 comprises a mounting frame 501 vertically arranged on the workbench 1, a second air cylinder 502 vertically arranged on the mounting frame 501 and arranged in the same vertical direction with the workpiece seat 2, and a pressing plate 503 arranged at the bottom of the second air cylinder 502 and connected with the transmission end of the second air cylinder 502. After the inner layer plate, the prepreg and the copper foil are clamped and aligned on the workpiece seat 2 by the four alignment mechanisms 3, the second air cylinder 502 drives the pressing plate 503 to lower along the vertical direction, so that the pressing plate 503 presses the inner layer plate, the prepreg and the copper foil, thereby completing the manufacturing of the multilayer circuit board.

[0063] In the embodiment, the mounting rods 311 are arranged at both sides of the guide cylinder 307, one end of the mounting rod 311 is connected with the guide cylinder 307, and the other end of the guide cylinder 307 is connected with the bottom of the workbench 1. The mounting rods 311 at both sides of the guide cylinder 307 play a fixing role, so as to prevent the guide cylinder 307 from deviating.

[0064] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. Furthermore, the person skilled in the art can combine and combine the different embodiments or examples described in the present specification and the features of the different embodiments or examples without contradiction.

[0065] The above only describes the preferred embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structural transformation made by using the content of the present application specification and drawings, or directly / indirectly applied in other related technical fields under the application concept of the present application are included in the patent protection scope of the present application.

Claims

1. An automatic alignment device for multilayer circuits on a circuit board, characterized in that, It includes: Workbench; Workpiece seat, the workpiece seat is set on the workbench, the workpiece seat is suitable for placing circuit board; Four alignment mechanisms, four alignment mechanisms are slidingly arranged on the workbench and are respectively located on the first side, the second side, the third side and the fourth side of the workpiece seat, and the alignment mechanisms can be elastically moved towards the workpiece seat; Driving mechanism, the driving mechanism is vertically arranged on the bottom of the workbench and can be raised or lowered in the vertical direction, the driving end of the driving mechanism is connected with four alignment mechanisms respectively, when the driving mechanism is lowered, the four alignment mechanisms are simultaneously moved towards the workpiece seat to clamp the circuit board on the workpiece seat; The pressing mechanism is vertically arranged on the workbench and is arranged in the same vertical direction with the workpiece seat, and the pressing mechanism can be raised or lowered in the vertical direction to press the circuit board on the workpiece seat.

2. The circuit board multilayer line automatic alignment apparatus according to claim 1, wherein, The alignment mechanism includes: Two slide rails, two slide rails are arranged on the workbench and are arranged towards the workpiece seat; Slide plate, the slide plate is slidingly arranged on two slide rails; Clamp plate, the clamp plate is arranged on the slide plate, and the clamp plate is arranged in L shape; Fixed plate, the fixed plate is arranged between two slide rails, and the fixed plate is arranged at the edge of the workbench.

3. The circuit board multilayer line automatic alignment apparatus according to claim 2, wherein, The alignment mechanism further includes: Two tension springs, one end of two tension springs is connected with the fixed plate, and the other end is connected with the slide plate; Slide groove, the slide groove is arranged on the workbench and is arranged between two slide rails, and the slide groove is arranged through in the thickness direction of the workbench; Guide cylinder, the guide cylinder is arranged at the bottom of the workbench and is arranged at the bottom of the slide groove, and the guide cylinder is arranged inclined towards the slide groove; Two first pulleys, two first pulleys are rotatably arranged in one end of the guide cylinder, and two first pulleys are oppositely arranged; Two second pulleys, two second pulleys are rotatably arranged in the other end of the guide cylinder, and two second pulleys are oppositely arranged; Pull rope, the first end of the pull rope is connected with the slide plate, the second end of the pull rope is arranged from between two first pulleys into the guide cylinder, and extends from between two second pulleys to outside the guide cylinder.

4. The circuit board multilayer line automatic alignment apparatus according to claim 3, wherein The driving mechanism includes: First air cylinder, the first air cylinder is vertically arranged at the bottom of the workbench; Fixed frame, the fixed frame is connected with the driving end of the first air cylinder, and the fixed frame is arranged in cross shape; Four connecting buckles, four connecting buckles are arranged at the bottom of the first end, the bottom of the second end, the bottom of the third end and the bottom of the fourth end of the fixed frame respectively.

5. The circuit board multilayer line automatic alignment apparatus according to claim 4, wherein, The second end of the pull rope is connected with the connecting buckle.

6. The circuit board multilayer line automatic alignment apparatus according to claim 1, wherein, The pressing mechanism includes: Mounting frame, the mounting frame is vertically arranged on the workbench; Second air cylinder, the second air cylinder is vertically arranged on the mounting frame and is arranged in the same vertical direction with the workpiece seat; Pressing plate, the pressing plate is arranged at the bottom of the second air cylinder and is connected with the driving end of the second air cylinder.

7. The circuit board multilayer line automatic alignment apparatus according to claim 3, wherein, Two sides of the guide cylinder are respectively provided with mounting rods, one end of the mounting rod is connected with the guide cylinder, and the other end of the guide cylinder is connected with the bottom of the workbench.

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