Alignment detection structure for double-sided multilayer circuit board

Abstract

The utility model discloses an alignment detection structure for a double-sided multilayer circuit board, which comprises a substrate and translation mechanisms, the translation mechanisms are symmetrically arranged at the center of the substrate, the end parts of the translation mechanisms are connected with a moving plate, the ends, far away from the moving plate, of the translation mechanisms at the two sides are in contact with each other, the moving plate is movably arranged at the top of the substrate, and the moving plate is connected with the substrate. According to the utility model, the positions of the supporting blocks are adjusted through the translation mechanism and the lateral movement mechanisms, so that the fixation of a multilayer circuit board is realized, the detection efficiency is further improved, and the problem that the alignment degree of different layers is detected by using vertical slicing in the background technology is solved. The problems of large production cost and low detection efficiency are solved, circuit boards of different sizes can be adjusted and used, and the practicability is higher.

Description

Technical Field

[0001] The utility model belongs to the technical field of alignment detection of circuit boards, and particularly relates to an alignment detection structure for double-sided multi-layer circuit boards. Background Art

[0002] The manufacturing method of multilayer boards generally starts with making the inner layer graphics first, then using printing and etching to make single-sided or double-sided substrates, and incorporating them into the specified interlayers, and then heating, pressurizing and bonding them.

[0003] At present, in the production of multi-layer boards, vertical slices are generally used to detect the alignment of different layers. The production of vertical slices requires scrapping the production unit and takes a lot of time, which leads to increased production costs and time, affecting the detection efficiency. For this reason, an alignment detection structure for double-sided multi-layer circuit boards is proposed. Utility Model Content

[0004] The purpose of the utility model is to overcome the problems of using vertical slices to detect the alignment of different layers in the prior art, which has a high production cost and low detection efficiency, and to provide an alignment detection structure for double-sided multi-layer circuit boards that adjusts the position of a support block through a translation mechanism and a lateral movement mechanism to achieve fixation of the multi-layer circuit boards, thereby improving the detection efficiency.

[0005] In order to achieve the above-mentioned purpose, the utility model provides an alignment detection structure for a double-sided multi-layer circuit board, including a substrate and a translation mechanism, the translation mechanism is symmetrically arranged at the center of the substrate, and a movable plate is connected to the end of the translation mechanism, and the ends of the translation mechanisms on both sides are arranged in contact with each other at one end away from the movable plate, the movable plate is movably arranged on the top of the substrate, and a lateral movement mechanism is provided on the movable plate, and the lateral movement mechanism is symmetrically arranged at both ends of the substrate.

[0006] Preferably, the side shift mechanism includes a fixed block, a connecting plate, a bidirectional lead screw, a lead screw nut, a side shift bin, a rotating motor, a support block and a movable opening, the side shift bin is arranged on the movable plate, the fixed block is arranged on the side surface of the inner wall of the side shift bin, the rotating motor is arranged on the side surface of the inner wall of the side shift bin, one end of the bidirectional lead screw is rotatably arranged in the fixed block, the other end of the bidirectional lead screw is fixedly connected to the rotating motor, the lead screw nut is symmetrically sleeved on the bidirectional lead screw, the movable opening passes through the side wall of the side shift bin, the connecting plate is arranged on the side surface of the lead screw nut and moves through the movable opening, and the support block is arranged on the side surface of the connecting plate and outside the side shift bin.

[0007] Preferably, the translation mechanism includes a driving motor, a translation bin, a driving screw and a push rod, the translation bin is arranged on the top of the base plate, the driving motor is arranged on the side of the inner wall of the translation bin, the driving screw is fixedly connected to the driving motor and is arranged in the translation bin, one end of the push rod is sleeved on the driving screw, and the other end of the push rod is rotated to penetrate the side wall of the translation bin, the push rod is provided with an internal thread structure that matches the outer thread of the driving screw, and the outer end face of the push rod is connected to the moving plate.

[0008] Preferably, a moving wheel is provided under the moving plate, the side surface of the moving wheel is connected to the push rod, and the lower end of the moving wheel is rollingly disposed on the base plate through a wheel body structure.

[0009] Preferably, auxiliary wheels are symmetrically provided on both sides of the side shift bin, and the auxiliary wheels are respectively provided on both sides of the moving wheel and are rolled on the base plate.

[0010] Preferably, the connecting plate is symmetrically provided with clamping blocks on the upper and lower parts, and the clamping blocks are arranged in a groove structure away from the center of the side wall of the connecting plate, and the clamping blocks are movably sleeved on the side wall of the movable opening through the groove structure.

[0011] Preferably, a supporting plate is provided on the outer side surface of the side shift bin, and slide rails are symmetrically provided on the supporting plate. A sliding block is movably sleeved on the sliding rail, and the sliding block is arranged under the supporting block.

[0012] The beneficial effects of the utility model are:

[0013] The utility model adjusts the position of the support block through a translation mechanism and a lateral movement mechanism to achieve fixation of the multi-layer circuit board, thereby improving the detection efficiency, solving the problem of using vertical slicing to detect the alignment of different layers proposed in the background technology, which has a high production cost and low detection efficiency, and can adjust the use of circuit boards of different sizes, so it is more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a schematic diagram of the overall structure of an alignment detection structure for a double-sided multi-layer circuit board.

[0015] Figure 2 yes Figure 1 A partial enlarged view of point A in the middle.

[0016] Figure 3 yes Figure 1 Internal structure diagram of the middle and side shift mechanism.

[0017] Figure 4 yes Figure 1 Internal structure diagram of the translation mechanism.

[0018] In the figure: 1. base plate; 2. translation mechanism; 3. moving plate; 4. lateral movement mechanism; 5. fixed block; 6. connecting plate; 7. bidirectional lead screw; 8. lead screw nut; 9. lateral movement bin; 10. rotating motor; 11. support block; 12. moving opening; 13. driving motor; 14. translation bin; 15. driving screw; 16. push rod; 17. moving wheel; 18. auxiliary wheel; 19. block; 20. supporting plate; 21. slide rail; 22. slider. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-4 , clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc. indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, specific orientation structure and operation, and therefore should not be understood as a limitation on the present invention.

[0021] The present embodiment provides an alignment detection structure for a double-sided multi-layer circuit board, including a substrate 1 and a translation mechanism 2, the translation mechanism 2 is symmetrically arranged at the center of the substrate 1, and a moving plate 3 is connected to the end of the translation mechanism 2. The ends of the translation mechanisms 2 on both sides away from the moving plate 3 are arranged in contact with each other, and the moving plate 3 is movably arranged on the top of the substrate 1. A lateral movement mechanism 4 is provided on the moving plate 3, and the lateral movement mechanism 4 is symmetrically arranged at both ends of the substrate 1.

[0022] In one embodiment, specifically, the side shift mechanism 4 includes a fixed block 5, a connecting plate 6, a bidirectional lead screw 7, a lead screw nut 8, a side shift bin 9, a rotating motor 10, a support block 11 and a movable opening 12. The side shift bin 9 is arranged on the movable plate 3, the fixed block 5 is arranged on the inner wall side of the side shift bin 9, the rotating motor 10 is arranged on the inner wall side of the side shift bin 9, one end of the bidirectional lead screw 7 is rotatably arranged in the fixed block 5, and the other end of the bidirectional lead screw 7 is fixedly connected to the rotating motor 10, the lead screw nut 8 is symmetrically sleeved on the bidirectional lead screw 7, the movable opening 12 passes through the side wall of the side shift bin 9, the connecting plate 6 is arranged on the side of the lead screw nut 8 and moves through the movable opening 12, and the support block 11 is arranged on the side of the connecting plate 6 and is arranged outside the side shift bin 9.

[0023] In one embodiment, specifically, the translation mechanism 2 includes a driving motor 13, a translation bin 14, a driving screw 15 and a push rod 16. The translation bin 14 is arranged on the top of the base plate 1, the driving motor 13 is arranged on the inner wall side of the translation bin 14, the driving screw 15 is fixedly connected to the driving motor 13 and is arranged in the translation bin 14, one end of the push rod 16 is sleeved on the driving screw 15, and the other end of the push rod 16 is rotated to penetrate the side wall of the translation bin 14, an internal thread structure is provided in the push rod 16 that matches the outer thread of the driving screw 15, and the outer end face of the push rod 16 is connected to the moving plate 3.

[0024] In one embodiment, specifically, a moving wheel 17 is provided under the moving plate 3 , the side surface of the moving wheel 17 is connected to the push rod 16 , and the lower end of the moving wheel 17 is rollingly disposed on the base plate 1 through a wheel body structure.

[0025] In one embodiment, specifically, auxiliary wheels 18 are symmetrically provided on both sides of the side shift bin 9. The auxiliary wheels 18 are respectively provided on both sides of the moving wheel 17 and roll on the base plate 1 to prevent the side shift mechanism 4 from tilting and ensure that the two groups of support blocks 11 remain in a horizontal state.

[0026] In one embodiment, specifically, the connecting plate 6 is symmetrically provided with a card block 19 at the top and bottom, and the card block 19 is arranged in a groove structure away from the center of the side wall of the connecting plate 6. The card block 19 is movably sleeved on the side wall of the movable opening 12 through the groove structure. The card block 19 reduces the influence of gravity of the circuit board on the support block 11, thereby avoiding deformation of the support block 11.

[0027] In one embodiment, specifically, a supporting plate 20 is provided on the outer side surface of the side shift bin 9, a slide rail 21 is symmetrically provided on the supporting plate 20, a slider 22 is movably sleeved on the slide rail 21, the slider 22 is provided under the support block 11, and the slider 22 slides on the slide rail 21 to ensure the stability of the movement of the support block 11.

[0028] The working process of the alignment detection structure for double-sided multi-layer circuit boards in this embodiment is as follows: start the drive motor 13, the drive motor 13 drives the drive screw 15 to rotate, the drive screw 15 drives the push rod 16 to move horizontally, and then pushes the side shift mechanism 4 to move basically, and adjusts the spacing of the side shift mechanisms 4 on both sides according to the size of the circuit board, and then starts the rotating motor 10, the rotating motor 10 drives the bidirectional lead screw 7 to rotate, the bidirectional lead screw 7 drives the lead screw nut 8 to move, adjusts the spacing of the lead screw nut 8, and then adjusts the spacing of the support block 11 according to the size of the circuit board, and then the staff places the circuit board on the support block 11, and the staff checks whether the inner wall size of the circuit board support block 11 fits and whether there is any deviation.

[0029] The above contents are merely examples and explanations of the structure of the utility model. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the utility model or exceed the scope defined in the claims, they should all fall within the protection scope of the utility model.

Claims

1. An alignment detection structure for a double-sided multi-layer circuit board, characterized in that: The invention comprises a base plate (1) and a translation mechanism (2), wherein the translation mechanism (2) is symmetrically arranged at the center of the base plate (1), a moving plate (3) is connected to the end of the translation mechanism (2), and the ends of the translation mechanisms (2) on both sides that are away from the moving plate (3) are arranged in contact with each other, the moving plate (3) is movably arranged on the top of the base plate (1), and a lateral movement mechanism (4) is arranged on the moving plate (3), and the lateral movement mechanism (4) is symmetrically arranged at both ends of the base plate (1); The side shift mechanism (4) comprises a fixed block (5), a connecting plate (6), a bidirectional lead screw (7), a lead screw nut (8), a side shift bin (9), a rotating motor (10), a support block (11) and a movable opening (12); the side shift bin (9) is arranged on the movable plate (3); the fixed block (5) is arranged on the side surface of the inner wall of the side shift bin (9); the rotating motor (10) is arranged on the side surface of the inner wall of the side shift bin (9); one end of the bidirectional lead screw (7) is rotatably arranged in the fixed block (5); the other end of the bidirectional lead screw (7) is fixedly connected to the rotating motor (10); the lead screw nut (8) is symmetrically sleeved on the bidirectional lead screw (7); the movable opening (12) passes through the side wall of the side shift bin (9); the connecting plate (6) is arranged on the side surface of the lead screw nut (8) and is arranged to pass through the movable opening (12); the support block (11) is arranged on the side surface of the connecting plate (6) and is arranged outside the side shift bin (9).

2. The alignment detection structure for a double-sided multi-layer circuit board according to claim 1, characterized in that: The translation mechanism (2) comprises a driving motor (13), a translation bin (14), a driving screw (15) and a push rod (16); the translation bin (14) is arranged on the top of the base plate (1); the driving motor (13) is arranged on the inner wall side of the translation bin (14); the driving screw (15) is fixedly connected to the driving motor (13) and arranged in the translation bin (14); one end of the push rod (16) is sleeved on the driving screw (15); the other end of the push rod (16) is rotatably arranged to penetrate the side wall of the translation bin (14); an internal thread structure that matches the outer thread of the driving screw (15) is arranged in the push rod (16); and the outer end surface of the push rod (16) is connected to the moving plate (3).

3. The alignment detection structure for a double-sided multi-layer circuit board according to claim 2, characterized in that: A moving wheel (17) is provided under the moving plate (3), the side of the moving wheel (17) is connected to the push rod (16), and the lower end of the moving wheel (17) is rollingly arranged on the base plate (1) through a wheel body structure.

4. The alignment detection structure for a double-sided multi-layer circuit board according to claim 3, characterized in that: Auxiliary wheels (18) are symmetrically arranged on both sides of the side shift bin (9), and the auxiliary wheels (18) are respectively arranged on both sides of the moving wheel (17) and are rotatably arranged on the base plate (1).

5. The alignment detection structure for a double-sided multi-layer circuit board according to claim 1, characterized in that: The connecting plate (6) is symmetrically provided with a clamping block (19) at the top and bottom. The clamping block (19) is arranged in a groove structure away from the center of the side wall of the connecting plate (6). The clamping block (19) is movably sleeved on the side wall of the movable opening (12) through the groove structure.

6. The alignment detection structure for a double-sided multi-layer circuit board according to claim 1, characterized in that: A support plate (20) is provided on the outer side of the side shift bin (9), a slide rail (21) is symmetrically provided on the support plate (20), a slide block (22) is movably sleeved on the slide rail (21), and the slide block (22) is arranged under the support block (11).

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