Optical integrated device for double-camera code scanning engine

Abstract

The utility model discloses an optical integrated device for a double-camera code scanning engine, which is arranged in the double-camera code scanning engine and comprises a laser transmitter, a lamp bead circuit board and a slide placing plate which are sequentially arranged from bottom to top, a long-distance light supplementing lamp bead and a short-distance light supplementing lamp bead are integrally arranged on the two sides of the lamp bead circuit board respectively, a semicircular laser emitting notch is formed in the lamp bead circuit board, and the laser emitting notch is located under the laser emitter; a long-distance glass slide and a short-distance glass slide are embedded in the two sides of the glass slide containing plate respectively, the long-distance glass slide is located over the long-distance light supplementing lamp bead, the short-distance glass slide is located over the short-distance light supplementing lamp bead, a laser lens is embedded in the middle of the glass slide containing plate, and the laser lens is located above the laser transmitter. According to the utility model, the integration level of the optical integration device is improved, and the occupied volume in the double-camera code scanning engine is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a code scanning engine technical field especially relates to a kind of optical integrated devices for double camera code scanning engine. BACKGROUND

[0002] Double camera code scanning engine is an advanced bar code scanning technology, which realizes efficient and accurate bar code reading by integrating two camera units. Double camera code scanning engine includes two camera units, and the two camera units have different focal lengths. One is usually a long-focus lens for scanning long-distance or large-size bar codes, and the other is a short-focus camera for reading close-range or small-size bar codes.

[0003] As an advanced bar code scanning technology, double camera code scanning engine is gradually becoming an important tool for industries to improve efficiency and optimize processes, thanks to its unique dual-camera design, efficient decoding algorithm and wide range of applications.

[0004] Double camera code scanning engine is equipped with an optical integrated device inside for light supplementation and laser emission. Currently, the optical integrated device inside the existing double camera code scanning engine is generally arranged together with other components on a large circuit board. This arrangement results in insufficient integration of the optical integrated device itself, and the large size of the optical integrated device occupies a large space inside the double camera code scanning engine, thereby increasing the overall size of the double camera code scanning engine, which is not conducive to transportation and installation. UTILITY MODEL CONTENTS

[0005] To overcome the shortcomings of the prior art, the utility model aims to provide an optical integrated device for double camera code scanning engine to improve the integration of the optical integrated device and reduce the occupied volume inside the double camera code scanning engine.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an optical integrated device for double camera code scanning engine, arranged inside the double camera code scanning engine, comprising a laser emitter, a lamp bead circuit board and a glass placement plate arranged in sequence from bottom to top;

[0007] The lamp bead circuit board is integrally provided with a long-distance light supplementing lamp bead and a short-distance light supplementing lamp bead on both sides, respectively. A semicircular laser emission notch is formed on the lamp bead circuit board, and the laser emission notch is located directly below the laser emitter;

[0008] The glass placement plate is embedded with a long-distance glass and a short-distance glass on both sides, respectively. The long-distance glass is located directly above the long-distance light supplementing lamp bead, and the short-distance glass is located directly above the short-distance light supplementing lamp bead. A laser lens is embedded in the middle of the glass placement plate, and the laser lens is located above the laser emitter.

[0009] Further, the laser emitter is integrated on a short-focus mounting plate, and a short-focus camera is integrated on the other side of the short-focus mounting plate.

[0010] Further, the slope between the outer side edge of the long-distance slide and the horizontal plane is greater than the slope between the outer side edge of the short-distance slide and the horizontal plane.

[0011] Further, a distance adjusting assembly is further included, and the distance adjusting assembly comprises a first connecting piece, a driving motor, a driving screw rod, a limiting guide rail, a first sliding block and a first limiting plate.

[0012] One end of the first connecting piece is fixedly connected to one side of the lamp bead circuit board, the bottom of the driving motor is fixedly connected to the other end of the first connecting piece in a vertical mode, the driving shaft at the top of the driving motor is fixedly connected to the driving screw rod in a through shaft mode, the outer side of the top of the driving motor is fixedly connected to the limiting guide rail, the first limiting plate is fixed at the top of the limiting guide rail, the driving screw rod is rotatably connected to the first limiting plate, the first sliding block is threadedly sleeved on the driving screw rod, one side of the first sliding block is slidably connected to the limiting guide rail, and the other side of the first sliding block is fixedly connected to the slide placing plate.

[0013] Further, a synchronous lifting assembly is further included, and the synchronous lifting assembly comprises a second connecting piece, a second sliding block, a limiting rod and a second limiting plate, the second connecting piece is fixedly connected to the side of the lamp bead circuit board away from the first connecting piece, the limiting rod is fixedly connected to the second connecting piece in a vertical mode, the second sliding block is slidably sleeved on the limiting rod, the side of the second sliding block away from the limiting rod is fixedly connected to the slide placing plate, and the second limiting plate is fixed at the end of the limiting rod away from the second connecting piece.

[0014] Further, the outer side of the long-distance light supplementing lamp bead and the outer side of the short-distance light supplementing lamp bead are sleeved with heat dissipation shells made of heat dissipation materials, and a plurality of heat dissipation grooves are uniformly formed in the outer side of the heat dissipation shell.

[0015] Further, the heat dissipation shell is provided with a flexible heat conduction layer between the heat dissipation shell and the long-distance light supplementing lamp bead and the short-distance light supplementing lamp bead.

[0016] Further, the heat dissipation grooves are in a honeycomb net shape.

[0017] The utility model discloses beneficial effects:

[0018] The utility model discloses the far distance light supplement lamp pearl and the near distance light supplement lamp pearl are arranged in the both sides of lamp pearl circuit board, and the far distance glass and the near distance glass are embedded in the both sides of glass placing board, and the far distance glass is arranged in the just above far distance light supplement lamp pearl, and the near distance glass is arranged in the just above near distance light supplement lamp pearl, realized the high integration of optical light supplement lamp pearl and glass.

[0019] Meanwhile, the utility model discloses setting up semicircular laser emission gap on the lamp pearl circuit board, sets up the just below laser emitter of laser emission gap, and the middle part of glass placing board is embedded with laser lens, and the laser lens is set laser emitter top, realized the high integration of laser emitter assembly in the inside of double camera scanning code engine.

[0020] Summarizing, the utility model discloses setting up laser emitter, lamp pearl circuit board and glass placing board from bottom to top in the inside of double camera scanning code engine, realized the three-dimensional distribution of each partial assembly in the internal space, avoids setting up on the circuit board completely, therefore, the integration of optical integrated device is improved significantly, reduces the occupied volume in the inside of double camera scanning code engine. DRAWINGS

[0021] Figure 1 It is the structure schematic diagram of optical integrated device for double camera scanning code engine in the utility model;

[0022] Figure 2 It is the structure schematic diagram of distance adjustment assembly and synchronous lifting assembly in the utility model.

[0023] Drawing mark: 1, laser emitter;2, lamp pearl circuit board;3, glass placing board;4, far distance light supplement lamp pearl;5, near distance light supplement lamp pearl;6, laser emission gap;7, far distance glass;8, near distance glass;9, laser lens;10, distance adjustment assembly;101, first connecting piece;102, drive motor;103, drive screw;104, limit guide rail;105, first sliding block;106, first limit plate;11, synchronous lifting assembly;111, second connecting piece;112, second sliding block;113, limit rod;114, second limit plate. DETAILED DESCRIPTION

[0024] The utility model is further explained in detail below in combination with the drawings and examples. Same parts are expressed with same drawing marks among the drawings. It is explained that, the words "front", "back", "left", "right", "up" and "down" in the following description refer to the direction in the drawing, and the words "bottom surface" and "top surface", "inner" and "outer" refer to the direction towards or away from the geometric center of a particular component.

[0025] Example 1, refer to Figure 1For the first embodiment of the application, the embodiment provides an optical integrated device for a dual-camera scanning code engine, which can improve the integration of the optical integrated device and reduce the occupied volume in the dual-camera scanning code engine. The optical integrated device is arranged in the dual-camera scanning code engine and includes, from bottom to top, a laser emitter 1, a lamp bead circuit board 2 and a slide placing board 3.

[0026] The lamp bead circuit board 2 is integrally provided with a long-distance light supplement lamp bead 4 and a short-distance light supplement lamp bead 5 on two sides thereof. The lamp bead circuit board 2 is provided with a semicircular laser emission gap 6. The laser emission gap 6 is located directly below the laser emitter 1.

[0027] The slide placing board 3 is embedded with a long-distance slide 7 and a short-distance slide 8 on two sides thereof. The long-distance slide 7 is located directly above the long-distance light supplement lamp bead 4, and the short-distance slide 8 is located directly above the short-distance light supplement lamp bead 5. The slide placing board 3 is embedded with a laser lens 9 in the middle thereof. The laser lens 9 is located above the laser emitter 1.

[0028] The working principle of the embodiment 1 is as follows:

[0029] In the embodiment, the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5 are integrally arranged on two sides of the lamp bead circuit board 2, the long-distance slide 7 and the short-distance slide 8 are embedded on two sides of the slide placing board 3, the long-distance slide 7 is arranged directly above the long-distance light supplement lamp bead 4, and the short-distance slide 8 is arranged directly above the short-distance light supplement lamp bead 5, thereby realizing high integration of the optical light supplement lamp bead and the slide.

[0030] Meanwhile, in the embodiment, the semicircular laser emission gap 6 is arranged on the lamp bead circuit board 2, the laser emission gap 6 is arranged directly below the laser emitter 1, the laser lens 9 is embedded in the middle of the slide placing board 3, and the laser lens 9 is arranged above the laser emitter 1, thereby realizing high integration of the laser emitter 1 assembly in the dual-camera scanning code engine.

[0031] In summary, in the embodiment, the laser emitter 1, the lamp bead circuit board 2 and the slide placing board 3 are arranged in the dual-camera scanning code engine from bottom to top, thereby realizing three-dimensional distribution of the components in the internal space, avoiding arrangement of all components on the circuit board, and thus significantly improving the integration of the optical integrated device and reducing the occupied volume in the dual-camera scanning code engine.

[0032] Preferably, the laser emitter 1 is integrally arranged on a short-focus mounting plate. The short-focus mounting plate is integrally provided with a short-focus camera on the other side thereof.

[0033] Preferably, the slope between the outer side edge of the long-distance slide 7 and the horizontal plane is greater than the slope between the outer side edge of the short-distance slide 8 and the horizontal plane.

[0034] Embodiment 2, refer to Figure 2For the second embodiment of the application, unlike the previous embodiment, this embodiment provides a distance adjusting assembly 10 and a synchronous lifting assembly 11, which can adjust the distance between the slide placing plate 3 and the lamp bead circuit board 2, and then adjust the light supplement effect on the long-focus camera and the short-focus camera in the double-camera code scanning engine. The distance adjusting assembly 10 comprises a first connecting piece 101, a driving motor 102, a driving screw 103, a limiting guide rail 104, a first sliding block 105, and a first limiting plate 106.

[0035] One end of the first connecting piece 101 is fixedly connected to one side of the lamp bead circuit board 2, the bottom of the driving motor 102 is fixedly connected to the other end of the first connecting piece 101, the top driving shaft of the driving motor 102 is fixedly connected to the driving screw 103, the top outer side of the driving motor 102 is fixedly connected to the limiting guide rail 104, the first limiting plate 106 is fixed to the top of the limiting guide rail 104, the driving screw 103 is rotationally connected in the first limiting plate 106, the first sliding block 105 is threadedly sleeved on the driving screw 103, one side of the first sliding block 105 is slidingly connected in the limiting guide rail 104, and the other side of the first sliding block 105 is fixedly connected to the slide placing plate 3.

[0036] The synchronous lifting assembly 11 comprises a second connecting piece 111, a second sliding block 112, a limiting rod 113, and a second limiting plate 114. The second connecting piece 111 is fixedly connected to the side of the lamp bead circuit board 2 away from the first connecting piece 101, the limiting rod 113 is fixedly connected to the second connecting piece 111, the second sliding block 112 is slidingly sleeved on the limiting rod 113, the side of the second sliding block 112 away from the limiting rod 113 is fixedly connected to the slide placing plate 3, and the second limiting plate 114 is fixed to the end of the limiting rod 113 away from the second connecting piece 111.

[0037] Working principle of the embodiment 2:

[0038] When the initial distance between the slide placing plate 3 and the lamp bead circuit board 2 is not suitable, resulting in poor light supplement effect on the long-focus camera and the short-focus camera, the distance between the slide placing plate 3 and the lamp bead circuit board 2 needs to be adjusted. In this embodiment, the motor shaft of the driving motor 102 is rotated to drive the driving screw 103 to rotate, and then drive the first sliding block to rise and fall on the driving screw 103, so as to drive the slide placing plate 3 and the lamp bead circuit board 2 to move close to or away from each other, and realize distance adjustment. The second sliding block in the synchronous lifting assembly 11 moves with the slide placing plate 3, and during the movement, the second sliding block and the first sliding block are always at the same height, which improves the structural stability when adjusting the distance between the slide placing plate 3 and the lamp bead circuit board 2.

[0039] Embodiment 3, as the third embodiment of the present application, is different from the previous embodiment, and provides a heat dissipation shell capable of improving the heat dissipation performance of the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5, wherein the outer side of the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5 is sleeved with a heat dissipation shell made of heat dissipation material, and a plurality of heat dissipation grooves are uniformly arranged on the outer side of the heat dissipation shell; the heat dissipation shell is provided with a flexible heat conduction layer between the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5.

[0040] Working principle of Embodiment 3:

[0041] The heat dissipation shell can be made of metal aluminum material, which can ensure high heat conduction performance and lay a foundation for efficient heat dissipation of the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5. By arranging the heat dissipation grooves on the outer side of the heat dissipation shell, the contact area between the heat dissipation shell and the air is increased by using the heat dissipation grooves, thereby improving the heat dissipation effect. In this embodiment, the flexible heat conduction layer is made of silica gel, which is arranged between the heat dissipation shell and the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5, and the silica gel is used to better transfer the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5 to the heat dissipation shell, thereby further improving the heat dissipation effect. At the same time, the flexible material characteristics of the silica gel can provide a certain buffering performance, so as to avoid damage to the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5 when the heat dissipation shell collides, thereby improving the impact resistance of the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5.

[0042] Preferably, the shape of the heat dissipation groove is honeycomb net shape.

[0043] Specifically, in this embodiment, the heat dissipation performance of the honeycomb net structure is extremely high, and by designing the shape of the heat dissipation groove as honeycomb net shape, the heat dissipation performance of the heat dissipation shell can be further improved, thereby ensuring the long-term use stability of the long-distance light supplement lamp bead 4 and the short-distance light supplement lamp bead 5.

[0044] The above is only the preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solutions falling within the concept of the present application shall be considered as falling within the protection scope of the present application. It should be noted that, for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principle of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. An optical integration device for a dual camera scan code engine, disposed inside the dual camera scan code engine, characterized in that, It comprises laser emitter (1), lamp bead circuit board (2) and slide placing board (3) arranged from bottom to top in turn; Both sides of the lamp bead circuit board (2) are respectively integrated with long-distance light supplement lamp bead (4) and short-distance light supplement lamp bead (5), and the laser emission gap (6) in semicircle is opened on the lamp bead circuit board (2), which is located directly below the laser emitter (1); Both sides of the slide placing board (3) are respectively embedded with long-distance slide (7) and short-distance slide (8), the long-distance slide (7) is located directly above the long-distance light supplement lamp bead (4), the short-distance slide (8) is located directly above the short-distance light supplement lamp bead (5), and the laser lens (9) is embedded in the middle of the slide placing board (3), which is located above the laser emitter (1).

2. The optical integration device for dual-camera scan code engine of claim 1, wherein: The laser emitter (1) is integrated on the short-focus mounting plate, and the other side of the short-focus mounting plate is integrated with a short-focus camera.

3. The optical integration device for dual-camera scan code engine of claim 1, wherein: The slope between the outer side edge of the long-distance slide (7) and the horizontal plane is greater than the slope between the outer side edge of the short-distance slide (8) and the horizontal plane.

4. The optical integration device for dual-camera scan code engine of claim 1, wherein: It also comprises distance adjusting assembly (10), which comprises first connecting piece (101), driving motor (102), driving screw (103), limiting guide rail (104), first sliding block (105) and first limiting plate (106); One end of the first connecting piece (101) is fixedly connected with one side of the lamp bead circuit board (2), the bottom of the driving motor (102) is fixedly connected with the other end of the first connecting piece (101), the top driving shaft of the driving motor (102) is fixedly connected with the driving screw (103), the top outer side of the driving motor (102) is fixedly connected with the limiting guide rail (104), the first limiting plate (106) is fixed on the top of the limiting guide rail (104), the driving screw (103) is rotatably connected in the first limiting plate (106), the first sliding block (105) is threadedly sleeved on the driving screw (103), one side of the first sliding block (105) is slidably connected in the limiting guide rail (104), and the other side of the first sliding block (105) is fixedly connected with the slide placing board (3).

5. The optical integration device for dual camera scan code engine of claim 4, wherein: It also comprises synchronous lifting assembly (11), which comprises second connecting piece (111), second sliding block (112), limiting rod (113) and second limiting plate (114), the second connecting piece (111) is fixedly connected with the side of the lamp bead circuit board (2) away from the first connecting piece (101), the limiting rod (113) is fixedly connected with the second connecting piece (111), the second sliding block (112) is slidably sleeved on the limiting rod (113), the side of the second sliding block (112) away from the limiting rod (113) is fixedly connected with the slide placing board (3), and the second limiting plate (114) is fixed on the end of the limiting rod (113) away from the second connecting piece (111).

6. The optical integration device for dual-camera scan code engine of claim 1, wherein: The outer side of the long-distance light supplement lamp bead (4) and the near-distance light supplement lamp bead (5) is sleeved with a heat dissipation shell made of heat dissipation material, and the outer side of the heat dissipation shell is uniformly provided with a plurality of heat dissipation grooves.

7. The optical integration device for dual-camera scan code engine of claim 6, wherein: The heat dissipation shell is provided with a flexible heat conduction layer between the long-distance light supplement lamp bead (4) and the near-distance light supplement lamp bead (5).

8. The optical integration device for dual camera scan code engine of claim 6, wherein: The shape of the heat dissipation groove is honeycomb network.

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