Positioning mechanism for visual inspection of computer mainboard

Abstract

The utility model discloses a positioning mechanism for visual inspection of computer mainboards, which relates to the technical field of computer mainboards and comprises an operating table and a positioning mechanism, the lower surface of the positioning mechanism is fixedly connected with the upper surface of the operating table, and the rear side of the upper surface of the operating table is fixedly connected with an L-shaped support frame. A strip-shaped opening is formed in the front side of the L-shaped supporting frame in the horizontal direction, a motor is fixedly connected to the front portion of the left side of the L-shaped supporting frame in the horizontal direction, and an output shaft of the motor penetrates through the interior of the L-shaped supporting frame and is movably connected with the L-shaped supporting frame. The computer mainboard clamping device can easily adapt to computer mainboards of different sizes through the ingeniously designed heightening block and the clamping plate, when the limiting assembly is loosened, the elastic force of the spring can drive the clamping plate to move, then the computer mainboards are stably clamped, through the structural design, effective clamping and positioning of the computer mainboards of various sizes are achieved, and the clamping effect of the computer mainboards is improved. The operation is simple and convenient, and the use is very convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to computer mainboard technical field, concretely relates to a positioning mechanism for computer mainboard visual inspection. BACKGROUND

[0002] Computer mainboard is one of the core components of computer, it is a large circuit board, connects many other hardware components on it, the main function of mainboard is to provide the connection and communication between these hardware components, so that they can work together, thereby building a complete computer system. When detecting the mainboard, usually adopts visual inspection system to detect, visual inspection refers to the machine vision product is taken target is converted into image signal, is transmitted to the dedicated image processing system, according to the information such as pixel distribution and brightness, color, is converted into digitized signal, image system carries out various operations to the signal to extract the characteristics of target, and then according to the result of discrimination to control the equipment action of field, when visual inspection, positioning mechanism is needed to be used to position the mainboard below the detection lens.

[0003] The prior art has the following problems:

[0004] The operation process of the positioning mechanism used for current computer mainboard visual inspection is relatively cumbersome, which leads to the inconvenience in use, in addition, there is a risk of being pinched in the clamping process on both sides of the computer mainboard, which may cause damage problem. UTILITY MODEL CONTENT

[0005] The utility model provides a positioning mechanism for computer mainboard visual inspection to solve the problems in the above background art.

[0006] To solve the above technical problems, the technical scheme adopted by the utility model is:

[0007] A positioning mechanism for computer mainboard visual inspection, including operation platform, positioning mechanism, the lower surface of positioning mechanism is fixedly connected with the upper surface of operation platform, the rear side of the upper surface of operation platform is fixedly connected with L-shaped support frame, the horizontal direction front side of L-shaped support frame is equipped with strip-shaped mouth, the horizontal direction left side front of L-shaped support frame is fixedly connected with motor, the output shaft of motor is through the inside of L-shaped support frame and is movably connected between each other, the output shaft of motor is fixedly connected with lead screw, the outer surface of lead screw is connected with sliding block, the outer surface of sliding block is movably connected with the inside of strip-shaped mouth, the lower surface of sliding block is fixedly connected with visual detector.

[0008] The positioning mechanism comprises a positioning seat and a limiting component, the upper surface of the positioning seat is provided with a placing opening, the inner walls of the placing opening are communicated with each other in the middle of left and right sides, the rear side of the inner wall of the positioning seat is fixedly connected with a pad block, the front side of the inner wall of the positioning seat is slidably connected with a clamping plate, the middle of the lower surface of the inner wall of the positioning seat is provided with a spring groove, the front side of the inside of the spring groove is slidably connected with a spring block, the upper surface of the spring block is fixedly connected with the lower surface of the clamping plate, the rear side of the spring block is fixedly connected with a spring, the rear end of the spring is fixedly connected with the rear side of the inner wall of the spring groove, and the opposite surfaces of the clamping plate and the pad block are provided with two protection components.

[0009] Further improvement of the technical scheme of the utility model lies in that: the opposite surfaces of the clamping plate and the pad block are provided with two protection components.

[0010] Further improvement of the technical scheme of the utility model lies in that: the limiting component comprises a T-shaped plate, the vertical direction lower surface of the T-shaped plate is fixedly connected with the upper surface of the operation table, the vertical direction rear side upper side of the T-shaped plate is fixedly connected with an elastic plate, the lower surface rear side of the elastic plate is fixedly connected with a trapezoidal block two, and the vertical direction front side of the trapezoidal block two is overlapped with the vertical direction surface of one of the trapezoidal blocks one.

[0011] Further improvement of the technical scheme of the utility model lies in that: the horizontal direction rear side middle part of the T-shaped plate is fixedly connected with a motor, and the output shaft of the motor is fixedly connected with a cam.

[0012] Further improvement of the technical scheme of the utility model lies in that: the opposite surfaces of the clamping plate and the pad block are provided with two protection components.

[0013] Further improvement of the technical scheme of the utility model lies in that: the opposite surfaces of the clamping plate and the pad block are provided with two protection components.

[0014] Further improvement of the technical scheme of the utility model lies in that: the opposite surfaces of the clamping plate and the pad block are provided with two protection components.

[0015] Further improvement of the technical scheme of the utility model lies in that: the opposite surfaces of the clamping plate and the pad block are provided with two protection components.

[0016] Due to the adoption of the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0017] 1. The utility model provides a positioning mechanism for computer mainboard visual inspection adopts the mutual matching of positioning mechanism, positioning seat, placement, pad high piece, clamping plate, board piece, installation groove, trapezoidal piece one, spring, limiting component, through the pad high piece and clamping plate of ingenious design, can easily adapt to different size computer mainboard, when the limiting component is loosened, the spring elasticity will drive the clamping plate to move, and then firmly clamps the computer mainboard, this kind of structure design not only realizes the effective clamping and positioning of various size computer mainboard, and simple operation, it is very convenient to use.

[0018] 2. The utility model provides a positioning mechanism for computer mainboard visual inspection adopts the mutual matching of protection component, rubber board, rubber plug -in block, spigot, positioning column, through embedding rubber board in clamping plate and pad high piece, realizes the protection effect when positioning computer mainboard, effectively avoids the clamping injury problem that can appear after positioning, wherein the design of rubber plug -in block, spigot and positioning column simplifies the installation and dismounting process of rubber board, this kind of structure not only provides protection when positioning computer mainboard, but also facilitates the replacement of rubber board. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the structural diagram of the utility model;

[0020] Figure 2 It is the positioning mechanism structure diagram of the utility model;

[0021] Figure 3 It is the clamping plate structure diagram of the utility model;

[0022] Figure 4 It is the limiting component structure diagram of the utility model;

[0023] Figure 5 It is the protection component structure diagram of the utility model.

[0024] In the drawing: 1, operation platform; 2, positioning mechanism; 21, positioning seat; 22, placement; 23, pad high piece; 231, spigot; 232, positioning column; 24, clamping plate; 241, board piece; 242, installation groove; 243, trapezoidal piece one; 25, spring; 26, limiting component; 261, T-shaped plate; 262, elastic plate; 263, trapezoidal piece two; 264, motor; 265, cam; 27, protection component; 271, rubber board; 272, rubber plug -in block; 3, L-shaped support frame; 4, strip mouth; 5, sliding block; 6, lead screw; 7, motor; 8, visual detector. DETAILED DESCRIPTION

[0025] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0026] As shown in Figure 1 The utility model provides a positioning mechanism for computer mainboard visual detection, including operation platform 1, positioning mechanism 2, the lower surface of positioning mechanism 2 is fixedly connected with the upper surface of operation platform 1, the upper surface rear side of operation platform 1 is fixedly connected with L shaped support 3, and the horizontal direction front side of L shaped support 3 is equipped with strip mouth 4, and the horizontal direction left side front of L shaped support 3 is fixedly connected with motor 7, and the output shaft of motor 7 is through the inside of L shaped support 3 and is movably connected between each other, and the output shaft of motor 7 is fixedly connected with lead screw 6, and the outer surface of lead screw 6 is threadedly connected with sliding block 5, and the outer surface of sliding block 5 is slidably connected with the inside of strip mouth 4, and the lower surface of sliding block 5 is fixedly connected with visual detector 8;

[0027] Firstly, the computer mainboard is placed in the positioning mechanism 2, and the structure of the positioning mechanism 2 is used to accurately position the mainboard, then the motor 7 is started, the power is transmitted to the lead screw 6, the lead screw 6 is driven to rotate, the sliding block 5 slides in the strip mouth 4, and the visual detector 8 is driven to move, and the computer mainboard is detected in detail under the action of the visual detector 8, the visual detector 8 adopts the existing technology model CVS-520, and the specific working principle is not described in detail here.

[0028] As shown in Figure 2 The positioning mechanism 2 includes a positioning seat 21 and a limiting assembly 26, the upper surface of the positioning seat 21 is provided with a placing opening 22, the inner walls of the placing opening 22 are communicated with each other at the middle portions of the left and right sides, the rear side of the inner wall of the positioning seat 21 is fixedly connected with a raised block 23, the front side of the inner wall of the positioning seat 21 is slidably connected with a clamping plate 24 through a through hole, the middle portion of the lower surface of the inner wall of the positioning seat 21 is provided with a spring groove, the front side of the inside of the spring groove is slidably connected with a spring block, the upper surface of the spring block is fixedly connected with the lower surface of the clamping plate 24, the rear side of the spring block is fixedly connected with a spring 25, the rear end of the spring 25 is fixedly connected with the rear side of the inner wall of the spring groove, and the opposite surfaces of the clamping plate 24 and the raised block 23 are mirror-imaged provided with two protection assemblies 27.

[0029] The upper surfaces of the raised block 23 and the clamping plate 24 and the upper side of the inner wall of the placing opening 22 form a spacious placing area, which facilitates the placement of the computer mainboard with large size, meanwhile, the lower surface of the inner wall of the placing opening 22 and the opposite surfaces of the raised block 23 and the clamping plate 24 are designed to be suitable for the size of the smaller computer mainboard, so that the adaptive placement of the computer mainboards with different sizes is realized, in addition, the clamping plate 24 can be easily pulled by the elastic stretching action of the spring 25 through the release of the limiting assembly 26, so that the computer mainboard can be accurately positioned and clamped.

[0030] As Figure 3 shown, the upper surface of the rear side of the clamping plate 24 is fixedly connected with a plate 241, the upper surface of the middle part of the clamping plate 24 is provided with an installation groove 242, the inner wall of the installation groove 242 is fixedly connected with a plurality of trapezoidal blocks 243, and the front surface of the clamping plate 24 is provided with a T-shaped groove.

[0031] After the loosening of the limiting assembly 26, the elastic force of the spring 25 drives the plate 241 to move, so as to facilitate clamping of a computer mainboard of a larger size, and the trapezoidal blocks 243 and the limiting assembly 26 work together to ensure that the clamping plate 24 is in a proper position limiting state.

[0032] As Figure 4 shown, the limiting assembly 26 comprises a T-shaped plate 261, the vertical direction lower surface of the T-shaped plate 261 is fixedly connected with the upper surface of the operation table 1, the vertical direction rear side upper surface of the T-shaped plate 261 is fixedly connected with an elastic plate 262, the lower surface of the elastic plate 262 is fixedly connected with a trapezoidal block 263, the vertical direction front side of the trapezoidal block 263 is lapped with the vertical direction surface of one of the trapezoidal blocks 243, the horizontal direction rear side middle part of the T-shaped plate 261 is fixedly connected with a motor 264, and the output shaft of the motor 264 is fixedly connected with a cam 265.

[0033] By moving the clamping plate 24 by the worker, the spring 25 is stretched, when the clamping plate 24 reaches a proper position, the inclined surface of the trapezoidal block 243 is in contact with the corresponding surface of the trapezoidal block 263, which facilitates the application of pressure to the trapezoidal block 263 and the elastic plate 262, so that the elastic plate 262 is bent, once the clamping plate 24 moves to a proper position, the vertical surface of the trapezoidal block 263 is tightly lapped with the vertical surface of the trapezoidal block 243 and clamped, at this time, the elastic plate 262 immediately returns to its original horizontal state, so that the position of the clamping plate 24 is limited, if the clamping plate 24 needs to be released, the motor 264 is started to drive the cam 265 to rotate, thereby extruding the elastic plate 262 to make it deform and bend, the surface of the trapezoidal block 263 and the trapezoidal block 243 is thus separated, and the clamping plate 24 is pulled by the elastic force of the stretched spring 25, so as to realize accurate positioning of the computer mainboard.

[0034] As Figure 5As shown, the opposite sides of the left and right of the pad block 23, the clamping plate 24 are provided with the socket 231, the inner wall of the four sockets 231 is fixedly connected with the positioning column 232, the two protection assemblies 27 comprise the rubber plate 271, the left and right sides of the rear side of the rubber plate 271 are fixedly connected with the rubber plug 272, the opposite sides of the upper and lower sides of the rubber plug 272 are provided with the semicircular groove, the rear side of the opposite sides of the upper and lower sides of the rubber plug 272 is mirror set with two inclined surfaces, the outer surface of the upper and lower sides of the rubber plug 272 and the inside of the socket 231 are inserted and tightly connected, the inside of the circular groove of the rubber plug 272 and the outer surface of the positioning column 232 are tightly connected;

[0035] When positioning the computer mainboard, the rubber plate 271 in the clamping plate 24 and the pad block 23 is configured to protect the computer mainboard, avoiding the risk of being pinched, wherein when installing, the rubber plate 271 is pushed to be inserted into the inside of the socket 231, at the same time, the inclined surfaces of the upper and lower sides of the rubber plug 272 are in contact with the positioning column 232, so as to extrude and shrink the rubber plug 272, so that the rubber plug 272 is deformed, when the rubber plug 272 is completely inserted into the inside of the socket 231, the circular groove is in contact with the surface of the positioning column 232, at this time, the rubber plug 272 is in a shrinkage state, and is tightly attached to the surface of the positioning column 232 and the inner wall of the socket 231, so as to increase the friction, which is helpful for limiting installation, on the contrary, the worker can directly use a screwdriver or the like to lift the gap between the rubber plate 271 and the pad block 23, so as to realize dismounting and replacing operation.

[0036] The working principle of the positioning mechanism for computer mainboard visual detection will be described below.

[0037] The computer mainboard is arranged in the positioning mechanism 2, and the motor 264 is started to drive the cam 265 to rotate, so as to extrude the elastic plate 262, so that the elastic plate 262 is deformed and bent, and the surface of the trapezoidal block two 263 is separated from the surface of the trapezoidal block one 243, and the clamping plate 24 is pulled due to the elastic force of the stretched spring 25, so as to realize accurate positioning of the computer mainboard, when positioning the computer mainboard, the rubber plate 271 in the clamping plate 24 and the pad block 23 is configured to protect the computer mainboard, avoiding the risk of being pinched, wherein the socket 231, the upper and lower sides of the rubber plug 272 and the positioning column 232 are arranged to facilitate the installation or dismounting effect of the rubber plate 271.

[0038] The above has made a detailed description of the general computer mainboard, but some modifications or improvements can be made on the basis of the computer mainboard, which is obvious to those skilled in the art. Therefore, without departing from the spirit of the computer mainboard, the modification or improvement is within the protection scope of the computer mainboard.

Claims

1. A positioning mechanism for visual inspection of a computer motherboard, comprising an operation table (1) and a positioning mechanism (2), characterized in that: The lower surface of the positioning mechanism (2) is fixedly connected with the upper surface of the operating table (1), the rear side of the upper surface of the operating table (1) is fixedly connected with an L-shaped support frame (3), the horizontal direction front side of the L-shaped support frame (3) is provided with a strip-shaped opening (4), the horizontal direction left side front of the L-shaped support frame (3) is fixedly connected with a motor (7), the output shaft of the motor (7) penetrates through the inside of the L-shaped support frame (3) and is movably connected with each other, the output shaft of the motor (7) is fixedly connected with a lead screw (6), the outer surface of the lead screw (6) is threadedly connected with a sliding block (5), the outer surface of the sliding block (5) is slidably connected with the inside of the strip-shaped opening (4), and the lower surface of the sliding block (5) is fixedly connected with a visual detector (8). The positioning mechanism (2) comprises a positioning seat (21) and a limiting assembly (26), the upper surface of the positioning seat (21) is provided with a placing opening (22), the inner walls of the placing opening (22) are communicated with each other at the middle portions of the left and right sides, the rear side of the inner wall of the positioning seat (21) is fixedly connected with a cushion block (23), the front side of the inner wall of the positioning seat (21) is slidably connected with a clamping plate (24), the middle portion of the lower surface of the inner wall of the positioning seat (21) is provided with a spring groove, the front side of the inside of the spring groove is slidably connected with a spring block, the upper surface of the spring block is fixedly connected with the lower surface of the clamping plate (24), the rear side of the spring block is fixedly connected with a spring (25), the rear end of the spring (25) is fixedly connected with the rear side of the inner wall of the spring groove, and the opposite surfaces of the clamping plate (24) and the cushion block (23) are mirror-imaged provided with two protection assemblies (27).

2. The positioning mechanism for visual inspection of a computer motherboard according to claim 1, wherein: The rear side of the upper surface of the clamping plate (24) is fixedly connected with a plate (241) on the left and right sides, the middle portion of the upper surface of the clamping plate (24) is provided with a mounting groove (242), the lower surface of the inner wall of the mounting groove (242) is fixedly connected with a plurality of trapezoidal blocks (243), and the front surface of the clamping plate (24) is provided with a T-shaped groove.

3. The positioning mechanism for visual inspection of a computer motherboard according to claim 1, wherein: The limiting assembly (26) comprises a T-shaped plate (261), the vertical direction lower surface of the T-shaped plate (261) is fixedly connected with the upper surface of the operating table (1), the vertical direction rear side upper surface of the T-shaped plate (261) is fixedly connected with an elastic plate (262), the lower surface rear side of the elastic plate (262) is fixedly connected with a trapezoidal block (263), and the vertical direction front side of the trapezoidal block (263) is overlapped with the vertical direction surface of one of the trapezoidal blocks (243).

4. The positioning mechanism for visual inspection of a computer motherboard according to claim 3, wherein: The horizontal direction rear side middle portion of the T-shaped plate (261) is fixedly connected with a motor (264), and the output shaft of the motor (264) is fixedly connected with a cam (265).

5. The positioning mechanism for visual inspection of a computer motherboard according to claim 1, wherein: The opposite surfaces of the cushion block (23) and the clamping plate (24) are provided with an insertion opening (231) on the left and right sides, and the inner walls of the four insertion openings (231) are fixedly connected with positioning columns (232).

6. The positioning mechanism for visual inspection of a computer motherboard according to claim 1, wherein: Each of the two protection assemblies (27) comprises a rubber plate (271), and the rear side left and right sides upper and lower surfaces of the rubber plate (271) are fixedly connected with rubber insertion blocks (272).

7. The positioning mechanism for visual inspection of a computer motherboard according to claim 6, wherein: The middle part of the opposite surface of the rubber plug (272) is provided with a semicircular groove, and the rear side of the opposite surface of the rubber plug (272) is mirror-symmetrically provided with two inclined surfaces.

8. The positioning mechanism for visual inspection of a computer motherboard according to claim 6, wherein: The outer surface of the rubber plug (272) is inserted into the inner part of the socket (231) and is tightly pressed, and the inner part of the circular groove in the rubber plug (272) is tightly pressed with the outer surface of the positioning column (232).

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