Laser dotting detection device

Abstract

The invention relates to the technical field of laser dotting inspection, in particular to a laser dotting detection device which comprises a bottom plate, four parallel supporting plates are fixedly arranged on the bottom plate, a carrying plate is fixedly arranged at the tail end of each supporting plate, and an inspection mechanism used for detecting materials to be machined is fixedly arranged on the carrying plate. By means of a clamping device arranged on a connecting plate, when a worker uses the device, the device is firstly moved to a proper position, and by means of a first extrusion plate arranged on the vertical face of a positioning plate and a second extrusion plate arranged on the horizontal face of the positioning plate, limiting and fixing of materials to be machined are achieved; when the double-rotor linear motor in the guide plate operates, the linkage plate fixedly connected with the double-rotor linear motor drives the clamped material to move, the reciprocating lead screw is driven to rotate through the clamping ring in the moving process, the rotating shaft drives the laser inspector fixedly connected with the rotating shaft to rotate, and comprehensive inspection of the material is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of laser dot inspection, in particular to a laser dot inspection device. Background Art

[0002] The laser dotting machine adopts a non-contact form, using the extremely high light energy of the laser at an instant, through chemical-physical effects, to form laser dots on the light guide plate at the precise coordinate points on the product surface. The product needs to be inspected on the full inspection equipment before dotting, but this equipment is set up separately, and the product needs to be inspected and laser dotted separately. Therefore, the staff needs to fully inspect the product and then place it on the laser dotting equipment for laser dotting. On the full inspection equipment, the inspected product needs to be removed and placed by a robot, and then the new product needs to be moved and placed by the robot. This setting greatly reduces the functionality and work efficiency of the device.

[0003] The published announcement number CN116727869A provides a full-inspection laser dotting machine, including a shell, a substrate installed inside the shell, a loading assembly and a unloading assembly symmetrically installed on the top of the substrate, and a driving assembly installed on the bottom of the loading assembly and the unloading assembly. The device solves the problem of needing to perform appearance inspection and laser dotting on the product separately. After the full inspection of the product, it is placed on the laser dotting equipment for laser dotting, and on the full inspection equipment, the inspected product needs to be removed and put away by a robot, and then the new product is moved and placed by the robot.

[0004] However, due to the different length dimensions, slot widths, and hole positions of different products, and the high requirements for slot widths, through holes, and contour lengths at different positions, existing devices cannot simultaneously meet the multi-faceted testing of different products, and cannot achieve the purpose of comprehensive and accurate testing, which greatly reduces the functionality of existing testing fixtures. Summary of the invention

[0005] Based on the above-mentioned problems existing in the prior art, the problem to be solved by the present application is: due to the different length dimensions, groove widths and hole positions of different products, and the high requirements for the groove width, through hole and contour length at different positions, the existing device cannot simultaneously meet the multi-faceted detection of different products, and cannot achieve the purpose of comprehensive and accurate detection, which greatly reduces the functionality of the existing detection fixture.

[0006] The technical solution adopted by the present application to solve the technical problem is: a laser dot detection device, comprising a bottom plate, on which four mutually parallel support plates are fixedly arranged, and a carrier plate is fixedly arranged at the end of each of the support plates, and an inspection mechanism for detecting the material to be processed is fixedly arranged on the carrier plate;

[0007] The inspection mechanism comprises a guide plate fixedly arranged on the carrier plate, a double-motor linear motor is slidably arranged in the guide plate, a connecting plate is fixedly arranged on the output end of the double-motor linear motor, a projection image detector is fixedly arranged on the connecting plate, and fixing devices for positioning and clamping the material to be processed are movably arranged on both longitudinal ends of the guide plate;

[0008] The fixing device includes a connecting plate fixedly arranged on the other double-motor linear motor, a clamp is fixedly arranged on the connecting plate, a plurality of connecting columns parallel to each other are fixedly arranged on the loading plate, and a positioning plate is fixedly arranged on each of the connecting columns, and a calibration unit is fixedly arranged on the positioning plate.

[0009] Preferably, four mutually parallel positioning columns are fixedly arranged on the bottom plate, and the four positioning columns are evenly distributed at each corner of the bottom plate, and an anti-skid plate is fixedly arranged on the bottom end of each positioning column.

[0010] Preferably, the clamp comprises a shell fixedly connected to the connecting plate, two mirror-image clamping plates are slidably arranged on the shell, and clamping openings are formed on the clamping surfaces of the two clamping plates.

[0011] Preferably, the clamping opening on the clamping plate is in a diamond shape, and the clamping surface of the clamping opening is rough.

[0012] Preferably, a positioner is fixedly provided on the positioning plate, and the positioner comprises an extrusion plate 1 fixedly provided on the positioning plate on a vertical plane, and an extrusion plate 2 fixedly provided on a horizontal plane of the positioning plate.

[0013] Preferably, a slide rail is fixedly provided on the positioning plate, and an ejector pin assembly is slidably provided on the slide rail.

[0014] Preferably, the ejector assembly includes a base slidably arranged on the slide rail, a U-shaped plate is fixedly arranged on the base, a rotating shaft is rotatably arranged on the U-shaped plate, a laser inspector is fixedly arranged on one end of the rotating shaft, and a transmission unit for controlling the rotation of the laser inspector is fixedly arranged on the loading plate.

[0015] Preferably, the transmission unit includes two brackets fixedly arranged on the loading plate and parallel to each other, and a reciprocating screw is rotatably arranged between the two brackets, and a clamping ring is fixedly arranged on the side wall of the connecting plate, and the clamping ring is threadedly connected to the reciprocating screw.

[0016] Preferably, pulleys are fixedly provided on the outer circumferential surfaces of the reciprocating screw and the rotating shaft, and the two pulleys are connected via a belt transmission.

[0017] The top end of the guide wheel is connected with the guide wheel assembly by a toothed structure, and the toothed structure is vertically connected to the guide wheel assembly by a toothed structure. The guide wheel assembly is vertically connected to the guide wheel assembly by a toothed structure.

[0018] The beneficial effects of the present application are as follows: the present application provides a laser dot detection device, which, through a clamp arranged on a connecting plate, enables a worker to first move the device to a suitable position when using the device, and through an extrusion plate 1 arranged on a vertical surface of the positioning plate and an extrusion plate 2 arranged on a horizontal surface of the positioning plate, realizes the limiting fixation of the material to be processed, and when the double-actuator linear motor in the guide plate operates, the connecting plate fixedly connected thereto drives the clamped material to move, and during the movement, the reciprocating screw is driven to rotate through a clamping ring, and the rotating reciprocating screw drives the rotating shaft to rotate through a belt and a pulley, and the rotating rotating shaft drives the laser inspector fixedly connected thereto to rotate, so as to realize a comprehensive inspection of the material, and in the process of rotation of the connecting shaft, the connecting shaft drives a cleaning cylinder fitted with its outer surface to rotate, and the rotating cleaning cylinder can clean the outer surface of the material inserted in its interior, and the inclined brush can discharge the material out of the cleaning cylinder, and then the cleaning plate on the bottom end of the guide frame is driven to move through the guide groove on the outer wall of the cleaning cylinder, so that it can scrape off the discharged dust.

[0019] In addition to the above-described purposes, features and advantages, the present application also has other purposes, features and advantages. The present application will be further described in detail below with reference to the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the local structure of the present invention;

[0021] Figure 2 It is a schematic diagram of the structure of the clamp of the present invention;

[0022] Figure 3 It is a partial structural diagram of the present invention. Figure 1 ;

[0023] Figure 4 For the present invention Figure 4 The enlarged structural diagram at A in the middle;

[0024] Figure 5 It is a partial structural diagram of the present invention. Figure 2 ;

[0025] Figure 6 For the present invention Figure 5 The enlarged structural diagram at B in the middle;

[0026] Figure 7 It is a front view structural schematic diagram of the present invention;

[0027] Figure 8 It is a schematic diagram of the local structure of the present invention.

[0028] In the figure: 1, bottom plate; 11, positioning column; 12, anti-skid plate; 2, support plate; 3, loading plate; 4, guide plate; 41, double-acting linear motor; 411, connecting plate; 42, connecting plate; 43, projection image detector; 5, clamp; 51, connecting column; 511, housing; 512, clamping plate; 513, clamping mouth; 52, positioning plate; 53, positioner; 531, extrusion plate one; 532, extrusion plate two; 6, slide rail; 61, base; 62, U-shaped plate; 63, rotating shaft; 64, laser inspector; 7, bracket; 71, reciprocating screw rod; 72, retaining ring; 8, pulley; 9, guide frame; 91, connecting shaft; 92, positioning ring; 93, cleaning cylinder; 94, guide groove; 95, cleaning plate; 96, shaft body; 97, fan-shaped plate; 971, guide rod; 972, fan-shaped groove. DETAILED DESCRIPTION

[0029] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0030] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0031] Reference Figure 1-Figure 3 A laser dot detection device comprises a bottom plate 1, on which four mutually parallel support plates 2 are fixedly arranged, on which ends of each support plate 2 are fixedly arranged a loading plate 3, and on which an inspection mechanism for inspecting a material to be processed is fixedly arranged;

[0032] The inspection mechanism includes a guide plate 4 fixedly arranged on the loading plate 3, a double-motor linear motor 41 is slidably arranged in the guide plate 4, a connecting plate 42 is fixedly arranged on the output end of the double-motor linear motor 41, a projection image detector 43 is fixedly arranged on the connecting plate 42, and fixing devices for positioning and clamping the material to be processed are movably arranged on both longitudinal ends of the guide plate 4;

[0033] The fixing device includes a connecting plate 411 fixedly arranged on another double-motor linear motor 41, on which a clamper 5 is fixedly arranged, on which a plurality of mutually parallel connecting columns 51 are fixedly arranged on the loading plate 3, and on which each connecting column 51 is fixedly arranged a positioning plate 52, on which a calibration unit is fixedly arranged.

[0034] Reference Figure 1 , Figure 4 and Figure 5 Four mutually parallel positioning columns 11 are fixedly arranged on the base plate 1, and the four positioning columns 11 are evenly distributed at the corners of the base plate 1, and an anti-skid plate 12 is fixedly arranged on the bottom end of each positioning column 11. The four positioning columns 11 arranged on the base plate 1 realize the support function of the entire device. At the same time, each positioning column 11 is arranged at the corner of the base plate 1 so that each positioning column 11 can be evenly stressed during the support process of the device, thereby avoiding damage to the positioning column 11 due to uneven force during the support process. At the same time, the anti-skid plate 12 arranged on the bottom end of the positioning column 11 can increase the friction between the device and the ground, thereby avoiding the device from slipping during use.

[0035] Reference Figure 1-Figure 3 The clamper 5 includes a shell 511 fixedly connected to the connecting plate 411, and two mirror-image clamping plates 512 are slidably arranged on the shell 511, and clamping openings 513 are opened on the clamping surfaces of the two clamping plates 512. By setting the shell 511 on the connecting plate 411, the staff can place the material to be processed on the clamping opening 513 on the clamping plate 512 when positioning and fixing the material, so as to fix the material.

[0036] Reference Figure 2-Figure 4 The clamping opening 513 on the clamping plate 512 is in a diamond shape, and the clamping surface of the clamping opening 513 is rough. By setting the diamond clamping opening 513 on the clamping plate 512, the contact area between the clamping opening 513 and the material is increased. By setting the clamping surface of the clamping opening 513 to be rough, the friction between the clamping surface and the material is increased, thereby avoiding the device from slipping during use and improving the overall stability and safety of the device.

[0037] Reference Figure 3-Figure 5A positioner 53 is fixedly provided on the positioning plate 52, and the positioner 53 includes an extrusion plate 1 531 fixedly provided on the positioning plate 52 on the vertical plane, and an extrusion plate 2 532 fixedly provided on the horizontal plane of the positioning plate 52. By means of the positioner 53 provided on the positioning plate 52, the extrusion plate 1 531 on the vertical plane of the positioning plate 52 and the extrusion plate 2 532 on the horizontal plane, comprehensive positioning of the material is achieved, thereby improving the stability of the device.

[0038] Reference Figure 5-Figure 7 A slide rail 6 is fixedly provided on the positioning plate 52, and a ejector assembly is slidably provided on the slide rail 6. By setting the slide rail 6 on the positioning plate 52, the moving direction of the ejector assembly is limited to avoid position displacement of the material during the detection process.

[0039] Reference Figure 5 , Figure 7 and Figure 8 The ejector assembly includes a base 61 slidably arranged on the slide rail 6, a U-shaped plate 62 is fixedly arranged on the base 61, a rotating shaft 63 is rotatably arranged on the U-shaped plate 62, a laser inspector 64 is fixedly arranged on one end of the rotating shaft 63, and a transmission unit for controlling the rotation of the laser inspector 64 is fixedly arranged on the loading plate 3. By setting the U-shaped plate 62 on the base 61, the staff can fix the laser inspector 64 on the rotating shaft 63 when assembling the device, and the rotating laser inspector 64 can perform comprehensive inspection on the material.

[0040] Reference Figure 5 , Figure 7 and Figure 8 The transmission unit includes two brackets 7 fixedly arranged on the carrier plate 3 and parallel to each other, and a reciprocating screw 71 is rotatably arranged between the two brackets 7, a snap ring 72 is fixedly arranged on the side wall of the connecting plate 411, and the snap ring 72 is threadedly connected to the reciprocating screw 71. By arranging the brackets 7 on the carrier plate 3 and the reciprocating screw 71 rotatably arranged on the brackets 7, it is realized that when the double-motor linear motor 41 moves, the connecting plate 411 fixedly connected thereto is driven to move, the moving connecting plate 411 can drive the snap ring 72 to move, and the moving snap ring 72 can drive the reciprocating screw 71 to rotate.

[0041] Reference Figure 3-Figure 5 , pulleys 8 are fixedly provided on the outer circumference of the reciprocating screw 71 and the rotating shaft 63, and the two pulleys 8 are connected by belt transmission. Through the pulley 8 arranged on the outer circumference of the reciprocating screw 71, when the staff starts the device, the movable clamping ring 72 can drive the reciprocating screw 71 to rotate, and the rotating reciprocating screw 71 drives the pulley 8 on its outer circumference to rotate, and drives the rotating shaft 63 to rotate through the belt, thereby realizing the control of the laser inspector 64.

[0042] Reference Figure 5-Figure 7 Two mirror-image guide frames 9 are fixedly provided on the positioning plate 52, and the projection image detector 43 is distributed on both sides of the guide frame 9. The guide frame 9 arranged on the positioning plate 52 realizes the limitation of the moving direction of the laser inspector 64. A connecting shaft 91 is rotatably provided on the guide frame 9, and one end of the connecting shaft 91 is connected to the rotating shaft 63 through a belt transmission. A positioning ring 92 is fixedly provided on the guide frame 9, and a cleaning cylinder 93 is rotatably provided in the positioning ring 92. The cleaning cylinder 93 fits the outer wall of the connecting shaft 91, and an inclined brush is fixedly provided on the inner wall of the cleaning cylinder 93. An arc-shaped guide groove 94 is opened on the outer wall of the cleaning cylinder 93. A cleaning plate 95 is movably provided on the bottom end of the guide frame 9, and a shaft body 96 is fixedly provided on the cleaning plate 95. The shaft body 96 is slidably connected to the guide groove 94. In the process of rotation of the connecting shaft 91, the connecting shaft 91 drives the cleaning cylinder 93 fitted with its outer surface to rotate, and the rotating cleaning cylinder 93 can The outer surface of the material inserted in its interior is cleaned, and the inclined brush can discharge the material out of the cleaning cylinder 93, and then the cleaning plate 95 on the bottom end of the guide frame 9 is driven to move through the guide groove 94 on the outer wall of the cleaning cylinder 93, so that it can scrape the discharged dust. A fan-shaped plate 97 is rotatably provided on the side wall of the guide frame 9, and a guide rod 971 is slidably provided in the horizontal direction of the guide frame 9. The fan-shaped groove 972 is provided on the fan-shaped plate 97, and the guide rod 971 is slidably provided on the fan-shaped groove 972. One end of the guide rod 971 is slidably connected with the guide groove 94, and the other end of the guide rod 971 is movably connected with the cleaning plate 95. In the process of rotating the cleaning cylinder 93, the guide rod 971 moves horizontally along the guide frame 9, and drives the fan-shaped plate 97 to reciprocate during the movement. The reciprocating fan-shaped plate 97 drives the cleaning plate 95 movably connected thereto to change the inclination angle at all times, so that the dust accumulated on the cleaning plate 95 can be discharged in time.

[0043] The specific solution is as follows: when using the device, the staff first moves the device to a suitable position, and realizes the support function of the entire device by setting four positioning columns 11 on the bottom plate 1. At the same time, each positioning column 11 is set at the corner of the bottom plate 1 so that each positioning column 11 can be evenly stressed during the support process, thereby avoiding the positioning column 11 from being damaged due to uneven stress during the support process. At the same time, the anti-skid plate 12 set on the bottom end of the positioning column 11 can increase the friction between the device and the ground, thereby avoiding the device from slipping during use. The shell 511 set on the connecting plate 411 enables the staff to place the material to be processed on the clamping port 513 on the clamping plate 512 when positioning and fixing the material, thereby fixing the material. The U-shaped plate 62 set on the base 61 enables the staff to fix the laser inspector 64 on the rotating shaft 63 when assembling the device. The rotating laser inspector 64 can carry out a comprehensive inspection of the material. When the double-motor linear motor 41 moves, it drives the connecting plate 411 fixedly connected thereto to move. The moving connecting plate 411 can drive the clamping ring 72 to move. The moving clamping ring 72 can drive the reciprocating screw rod 71 to rotate. The moving clamping ring 72 can drive the reciprocating screw rod 71 to rotate. The rotating reciprocating screw rod 71 drives the pulley 8 on its outer circumference to rotate, and drives the rotating shaft 63 to rotate through the belt to realize the control of the laser inspector 64. In the process of rotation of the connecting shaft 91, the connecting shaft 91 drives the cleaning cylinder 93 that is in contact with its outer surface to rotate. The rotating cleaning cylinder 93 can clean the outer surface of the material inserted therein, and the inclined brush can discharge the material out of the cleaning cylinder 93, and then drive the cleaning plate 95 on the bottom end of the guide frame 9 to move through the guide groove 94 on the outer wall of the cleaning cylinder 93, so that it can scrape off the discharged dust.

[0044] A person skilled in the art should understand that the discussion of any of the above embodiments is only exemplary, and within the spirit of the present invention, the technical features in the above embodiments or in different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0045] The present invention is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A laser dot detection device, comprising a base plate (1), characterized in that: Four mutually parallel support plates (2) are fixedly arranged on the bottom plate (1), a loading plate (3) is fixedly arranged at the end of each of the support plates (2), and an inspection mechanism for inspecting the material to be processed is fixedly arranged on the loading plate (3); The inspection mechanism comprises a guide plate (4) fixedly arranged on the carrier plate (3), a double-motor linear motor (41) being slidably arranged inside the guide plate (4), a connecting plate (42) being fixedly arranged on the output end of the double-motor linear motor (41), a projection image detector (43) being fixedly arranged on the connecting plate (42), and a fixing device for positioning and clamping a material to be processed being movably arranged on both longitudinal ends of the guide plate (4), the fixing device comprising a connecting plate (411) fixedly arranged on another of the double-motor linear motors (41), a clamper (5) being fixedly arranged on the connecting plate (411), a plurality of mutually parallel connecting columns (51) being fixedly arranged on the carrier plate (3), and a positioning plate (52) being fixedly arranged on each of the connecting columns (51), and a calibration unit being fixedly arranged on the positioning plate (52).

2. A laser dot detection device according to claim 1, characterized in that: Four mutually parallel positioning columns (11) are fixedly arranged on the bottom plate (1), and the four positioning columns (11) are evenly distributed at each corner of the bottom plate (1), and an anti-slip plate (12) is fixedly arranged on the bottom end of each positioning column (11).

3. The laser dot detection device according to claim 1, characterized in that: The clamp (5) comprises a shell (511) fixedly connected to the connecting plate (411), two mirror-image clamping plates (512) are slidably arranged on the shell (511), and clamping openings (513) are provided on the clamping surfaces of the two clamping plates (512).

4. A laser dot detection device according to claim 3, characterized in that: The clamping opening (513) on the clamping plate (512) is arranged in a diamond shape, and the clamping surface of the clamping opening (513) is arranged in a rough shape.

5. The laser dot detection device according to claim 4, characterized in that: A positioner (53) is fixedly arranged on the positioning plate (52), and the positioner (53) comprises an extrusion plate 1 (531) fixedly arranged on the vertical surface of the positioning plate (52), and an extrusion plate 2 (532) fixedly arranged on the horizontal surface of the positioning plate (52).

6. The laser dot detection device according to claim 1, characterized in that: A slide rail (6) is fixedly arranged on the positioning plate (52), and a ejector assembly is slidably arranged on the slide rail (6).

7. The laser dot detection device according to claim 6, characterized in that: The ejector assembly comprises a base (61) slidably arranged on the slide rail (6), a U-shaped plate (62) is fixedly arranged on the base (61), a rotating shaft (63) is rotatably arranged on the U-shaped plate (62), a laser inspector (64) is fixedly arranged on one end of the rotating shaft (63), and a transmission unit for controlling the rotation of the laser inspector (64) is fixedly arranged on the carrier plate (3).

8. The laser dot detection device according to claim 7, characterized in that: The transmission unit comprises two brackets (7) fixedly arranged on the object carrier (3) and parallel to each other, and a reciprocating screw rod (71) is rotatably arranged between the two brackets (7), and a clamping ring (72) is fixedly arranged on the side wall of the connecting plate (411), and the clamping ring (72) is threadedly connected to the reciprocating screw rod (71).

9. The laser dot detection device according to claim 8, characterized in that: Pulleys (8) are fixedly arranged on the outer circumferences of the reciprocating screw rod (71) and the rotating shaft (63), and the two pulleys (8) are connected via a belt transmission.

10. The laser dot detection device according to claim 1, characterized in that: Two guide frames (9) arranged in mirror images are fixedly provided on the positioning plate (52), and the projection image detector (43) is distributed on both sides of the guide frame (9). A connecting shaft (91) is rotatably provided on the guide frame (9), and one end of the connecting shaft (91) is connected to the rotating shaft (63) via a belt transmission. A positioning ring (92) is fixedly provided on the guide frame (9), and a cleaning cylinder (93) is rotatably provided inside the positioning ring (92). The cleaning cylinder (93) is fitted with the outer wall of the connecting shaft (91), and an inclined brush is fixedly provided on the inner wall of the cleaning cylinder (93). An arc-shaped guide groove (91) is provided on the outer wall of the cleaning cylinder (93). 4), a cleaning plate (95) is movably provided on the bottom end of the guide frame (9), a shaft (96) is fixedly provided on the cleaning plate (95), the shaft (96) is slidably connected to the guide groove (94), a fan-shaped plate (97) is rotatably provided on the side wall of the guide frame (9), a guide rod (971) is slidably provided in the horizontal direction of the guide frame (9), a fan-shaped groove (972) is provided on the fan-shaped plate (97), the guide rod (971) is slidably provided on the fan-shaped groove (972), one end of the guide rod (971) is slidably connected to the guide groove (94), and the other end of the guide rod (971) is movably connected to the cleaning plate (95).

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