Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the light supplementing device and the circuit board detection equipment are provided for solving the problem that the light supplementing device is not ideal in light projection area of the light supplementing device in the prior art, so that the thickness and the material of a PCB are changed.
In order to solve the technical problems, in one aspect, an embodiment of the present utility model provides a light supplementing device, including a bracket, a connecting piece, a light supplementing lamp, a pointer, a scale and a locking mechanism; the connecting piece is connected to the bracket and can rotate around the axis of the connecting piece relative to the bracket; the light supplementing lamp is connected to the connecting piece and can rotate synchronously with the connecting piece; one of the pointer and the graduated scale is connected to the bracket, the other is connected to the connecting piece, and the pointer can rotate relative to the graduated scale so as to indicate the rotation angle through the graduated scale; the locking mechanism is connected with the support, and locks the connecting piece on the support.
Optionally, the bracket includes a first support plate and a second support plate; one end of the connecting piece is rotationally connected with the first supporting plate, and the other end of the connecting piece is rotationally connected with the second supporting plate; the light supplementing lamp is arranged between the first supporting plate and the second supporting plate.
Optionally, the connecting piece is arranged on the first supporting plate in a penetrating way; one of the pointer and the graduated scale is arranged on the first supporting plate, and the other of the pointer and the graduated scale is connected to the connecting piece; and the pointer and the graduated scale are both positioned on one side of the first supporting plate, which is away from the second supporting plate.
Optionally, the bracket further comprises a third support plate and a fourth support plate; two ends of the third supporting plate are respectively connected with the first supporting plate and the second supporting plate; two ends of the fourth supporting plate are respectively connected with the first supporting plate and the second supporting plate; the connecting piece is located between the third support plate and the fourth support plate.
Optionally, the locking mechanism includes a first clamping block, a second clamping block and a locking member; wherein the first clamping block is connected with the bracket; the second clamping block is positioned on one side, away from the first clamping block, of the connecting piece, and the first clamping block and the second clamping block clamp the connecting piece and then are locked through the locking piece, so that the first clamping block and the second clamping block clamp the connecting piece.
Optionally, the connecting piece comprises a rotating shaft and a connecting plate; the rotating shaft is connected with the bracket and can rotate around the axis of the rotating shaft relative to the bracket; the connecting plate is connected with the rotating shaft and used for installing the light supplementing lamp, and the connecting plate can rotate under the drive of the rotating shaft; wherein the bracket comprises a first supporting plate and a second supporting plate; the rotating shaft comprises a first section shaft and a second section shaft, and the first section shaft and the second section shaft are coaxial and are respectively connected to two ends of the connecting plate; the first section shaft is rotationally connected with the first support plate, and the second section shaft is rotationally connected with the second support plate.
Optionally, the connecting piece further includes a first knob, the first knob is connected with the connecting piece, and the connecting piece is driven to rotate by rotating the first knob.
Optionally, the light supplementing device further includes a main light lamp and a reflector, where the reflector is connected to the support and is configured to reflect light rays of the main light lamp to a target object.
Optionally, the light supplementing device further includes a first guiding and clamping structure, and the first guiding and clamping structure is used for installing the light supplementing device on the workbench
In order to solve the technical problems, on the other hand, an embodiment of the utility model provides a circuit board detection device, which comprises a workbench and any one of the light supplementing devices, wherein a bracket of the light supplementing device is connected to the workbench.
In the light supplementing device and the circuit board detection equipment provided by the embodiment of the utility model, the connecting piece is rotated to drive the light supplementing lamp to rotate, so that the projection position of the light rays of the light supplementing lamp is adjusted, and the light supplementing device can supplement light to different areas of a PCB (or other target objects). When placing the PCB of different thickness and material on the workstation, through rotating the connecting piece, make the light filling lamp carry out the light filling to the suitable region of this PCB to improve the effect of shining of light filling lamp. Therefore, by the arrangement of the embodiment, the light supplementing device can adjust the light shining position according to the detection environment.
In addition, through the cooperation of pointer and scale, can instruct the relative support pivoted angle of connecting piece to more make things convenient for the operator to adjust the angle of light filling lamp. In addition, after the adjustment of the angle of light filling lamp is accomplished, can lock the connecting piece on the support through locking mechanism to can make the light filling lamp keep at current angle, and then provide the guarantee for the light filling effect of light filling lamp.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, in an embodiment, the circuit board detection apparatus includes a workbench, an imaging device, and a light supplementing device 100. The workstation is used for placing target object such as PCB, and camera device is used for shooing target object, and light filling device 100 is connected on the workstation for carry out the light filling to target object.
As shown in fig. 1, in an embodiment, the light supplementing device 100 includes a bracket 1, a connecting piece 2, a light supplementing lamp 3, a pointer, a scale and a locking mechanism, wherein the pointer is defined as a first pointer 5, the scale is defined as a first scale 6, and a first locking mechanism 7 of the locking mechanism is defined. The bracket 1 is used for being connected with a workbench; the connecting piece 2 is connected to the bracket 1 and can rotate around the axis of the connecting piece relative to the bracket 1; the light supplementing lamp 3 is connected to the connecting piece 2 and can synchronously rotate along with the connecting piece 2; one of the first pointer 5 and the first scale 6 is connected to the bracket 1, the other is connected to the connecting piece 2, and the first pointer 5 can rotate relative to the first scale 6 to indicate the rotation angle of the first pointer 5 through the first scale 6; the first locking mechanism 7 is connected with the bracket 1, and the first locking mechanism 7 locks the connecting piece 2 on the bracket 1.
During operation, the connecting piece 2 can be rotated to drive the light supplementing lamp 3 to rotate, so as to adjust the projection position of the light rays of the light supplementing lamp 3, and the light supplementing device 100 can supplement light to different areas of the target object. When placing the target object of different thickness and material on the workstation, can make light filling lamp 3 carry out the light filling to the suitable region of this target object through rotating connecting piece 2 to improve the lighting effect of light filling lamp 3. In addition, through the cooperation of the first pointer 5 and the first scale 6, the rotating angle of the connecting piece 2 relative to the bracket 1 can be indicated, so that the angle of the light supplementing lamp 3 can be adjusted more conveniently for an operator. In addition, after the adjustment of the angle of the light supplementing lamp 3 is completed, the connecting piece 2 can be locked on the bracket 1 through the first locking mechanism 7, so that the light supplementing lamp 3 can be kept at the current angle, and further, the light supplementing effect of the light supplementing lamp 3 is guaranteed. It should be noted that when it is desired to rotate the connector 2, the first locking mechanism 7 may be caused to release the connector 2, allowing the connector 2 to rotate relative to the bracket 1.
In an embodiment, the light supplement lamp 3 may be an LED lamp.
As shown in fig. 1 and 2, in an embodiment, the stand 1 includes a first support plate 11 and a second support plate 12, the first support plate 11 and the second support plate 12 being spaced apart, wherein the first support plate 11 and the second support plate 12 are both connected to a workbench. In addition, the two ends of the connecting piece 2 are respectively connected with the first supporting plate 11 and the second supporting plate 12, specifically, one end (defined as a first end) of the connecting piece 2 is rotationally connected with the first supporting plate 11, the other end (positioned as a second end) of the connecting piece 2 is rotationally connected with the second supporting plate 12, and the axis of rotation of the first end of the connecting piece 2 relative to the first supporting plate 11 and the axis of rotation of the second end of the connecting piece 2 relative to the second supporting plate 12 are the same axis, so that the rotation of the connecting piece 2 relative to the bracket 1 can be realized, and meanwhile, the arrangement can enable the installation of the connecting piece 2 to be more stable, and the installation of the light compensating lamp 3 to be more stable.
As shown in fig. 1, in an embodiment, the light compensating lamp 3 is disposed between the first support plate 11 and the second support plate 12, so that the light compensating lamp 3 can be protected, and the light compensating lamp 3 is effectively prevented from being collided by foreign objects.
As shown in fig. 1, in an embodiment, the stand 1 further includes a third support plate 13 and a fourth support plate 14; both ends of the third support plate 13 are respectively connected with the first support plate 11 and the second support plate 12; both ends of the fourth support plate 14 are respectively connected to the first support plate 11 and the second support plate 12; the connection piece 2 is located between the third support plate 13 and the fourth support plate 14. After the assembly, the first supporting plate 11, the second supporting plate 12, the third supporting plate 13 and the fourth supporting plate 14 are enclosed to form a rectangular frame structure, and the four supporting plates encircle the outer side of the light supplementing lamp 3, so that the light supplementing lamp 3 can be firmly installed, the light supplementing lamp 3 can be fully protected, and the light supplementing lamp 3 and foreign objects can be effectively prevented from collision.
As shown in fig. 1 and 3, in an embodiment, the connecting piece 2 is disposed through the first supporting plate 11, and the first scale 6 is disposed on the first supporting plate 11; the first pointer 5 is connected to the connecting piece 2, the first pointer 5 and the first scale 6 are both located on one side of the first supporting plate 11, which is away from the second supporting plate 12, that is, the first end of the connecting piece 2 has a surface with a part protruding from the first supporting plate 11, which is away from the second supporting plate 12, the first pointer 5 is connected to the first end of the connecting piece 2, and is located on one side of the first pointer 5, which is away from the second supporting plate 12, of the first supporting plate 11, and the first scale 6 is disposed on the surface of the first supporting plate 11, which is away from the second supporting plate 12. The setting can facilitate the operator to observe the rotation angle of the first pointer 5, thereby facilitating the adjustment of the rotation angle of the light supplementing lamp 3. In addition, the first scale 6 may be integral with the first support plate 11, i.e. it is equivalent to providing corresponding scales directly on the first support plate 11 to form the first scale 6 on the first support plate 11.
It will be appreciated that in this embodiment, the first pointer 5 is provided on the connector 2 and the first scale 6 is provided on the support 1. In other possible embodiments, the first pointer 5 may be connected to the bracket 1, and the first scale 6 may be connected to the connector 2, so that the first pointer 5 may be matched with the first scale 6 to indicate the rotation angle of the connector 2 relative to the bracket 1, for example, the first pointer 5 is disposed on the first support plate 11, and the first scale 6 is disposed at the first end of the connector 2, where both the first pointer 5 and the first scale 6 may be located on a side of the first support plate 11 facing away from the second support plate 12.
As shown in fig. 2, in one embodiment, the connection member 2 includes a rotation shaft 21 and a connection plate 22; the rotating shaft 21 is connected with the bracket 1 and can rotate around the axis of the rotating shaft 21 relative to the bracket 1, wherein the axis of the rotating shaft 21 is the axis of the connecting piece 2; the connecting plate 22 is connected with the rotation shaft 21 for installing the light filling lamp 3, the connecting plate 22 can rotate under the drive of the rotation shaft 21, namely when the rotation shaft 21 rotates around the axis of the connecting plate 22 relative to the support 1, the connecting plate 22 can be driven to rotate relative to the support 1, and then the light filling lamp 3 is driven to rotate relative to the support 1. The arrangement is not only beneficial to realizing the rotation of the connecting piece 2 relative to the bracket 1, but also beneficial to the installation of the light supplementing lamp 3. In addition, the connection plate 22 has a flat plate structure, which facilitates the installation of the light supplement lamp 3.
Specifically, the rotation shaft 21 includes a first section shaft 211 and a second section shaft 212, and the first section shaft 211 and the second section shaft 212 are coaxial and are respectively connected to two ends of the connection plate 22; the first section shaft 211 is rotatably connected to the first support plate 11, and the second section shaft 212 is rotatably connected to the second support plate 12. The first shaft 211 is rotatable about its own axis relative to the first support plate 11, and the second shaft 212 is rotatable about its own axis relative to the second support plate 12. In addition, the first section shaft 211 is a first end of the connecting member 2, and the second section shaft 212 is a second end of the connecting member 2. Further, the axis of the first-stage shaft 211 is the axis of the rotary shaft 21.
The first section shaft 211 and the second section shaft 212 may be cylindrical structures, and the first support plate 11 and the second support plate 12 are provided with mounting holes, and the first section shaft 211 and the second section shaft 212 are respectively mounted in the mounting holes of the first support plate 11 and the second support plate 12. In addition, the first-stage shaft 211 is connected with the first support plate 11 through a bearing so as to make the first-stage shaft 211 more smoothly rotated; the second-stage shaft 212 is also connected to the second support plate 12 by bearings so as to allow for smoother rotation of the second-stage shaft 212. In addition, a mounting hole provided in the first support plate 11 penetrates the first support plate 11, and the first shaft 211 penetrates the first support plate 11, and one end thereof is located between the first support plate 11 and the second support plate 12 and connected with the connection plate 22; the other end of which is located on the side of the first support plate 11 facing away from the second support plate 12 and is connected to the first pointer 5.
As shown in fig. 2, in an embodiment, the connecting member 2 further includes a first connecting block 23 and a second connecting block 24, wherein the first connecting block 23 and the second connecting block 24 are respectively connected at two ends of the connecting plate 22, the light supplementing lamp 3 is located between the first connecting block 23 and the second connecting block 24, the first section shaft 211 is connected on a surface of the first connecting block 23 facing away from the second connecting block 24, and the second section shaft 212 is connected on a surface of the second connecting block 24 facing away from the first connecting block 23. In this embodiment, the connection plate 22, the first connection block 23 and the second connection block 24 form a U-shaped structure, and the light compensating lamp 3 is disposed in the U-shaped structure, so that the light compensating lamp 3 can be better protected, and the light compensating lamp 3 is effectively prevented from being collided by foreign objects.
As shown in fig. 1 to 3, in an embodiment, the connector 2 further includes a first knob 4, where the first knob 4 is connected to the connector 2 by a shaft, and the connector 2 can be driven to rotate by rotating the first knob 4, that is, the first knob 4 can be used to receive an external force to drive the connector 2 to rotate. In use, an operator can manually rotate the first knob 4 to thereby drive the connector 2 to rotate. Specifically, the first knob 4 is connected to the first shaft 211, and the first knob 4 is connected to an end of the first shaft 211 facing away from the second shaft 212. In addition, the first pointer 5 may be disposed between the first knob 4 and the first support plate 11.
As shown in fig. 3 and 4, in one embodiment, the first locking mechanism 7 includes a first clamp block 71, a second clamp block 72, and a locking member 73; wherein the first clamping block 71 is connected with the bracket 1; the second clamping block 72 is located on the side of the connecting piece 2 facing away from the first clamping block 71, and the first clamping block 71 and the second clamping block 72 clamp the connecting piece 2 and are then locked by the locking member 73, so that the first clamping block 71 and the second clamping block 72 clamp the connecting piece 2.
Specifically, the first clamping block 71 is provided with a threaded hole, the second clamping block 72 is provided with a through hole, the locking piece 73 is a bolt, and the locking piece 73 penetrates through the second clamping block 72 and is matched with the threaded hole on the first clamping block 71, so that the first clamping block 71 and the second clamping block 72 can be locked. It should be understood that the number of screw holes on the first clamping block 71 is plural, the number of through holes on the second clamping block 72 is plural, and the locking member 73 has a plurality of bolts, wherein the number of screw holes on the first clamping block 71, the number of through holes on the second clamping block 72, and the number of bolts that the locking member 73 has may be the same, after assembly, one bolt of the locking member 73 passes through the second clamping block 72 from one through hole and then cooperates with one screw hole on the first clamping block 71, and each screw hole is located on both sides of the connecting member 2, respectively.
In addition, the first and second clamping blocks 71, 72 generally clamp the first section shaft 211 to lock the connector 2 and the bracket 1 together. Wherein the portion of the first shaft 211 clamped by the first clamping block 71 and the second clamping block 72 may be located between the first knob 4 and the first pointer 5.
As shown in fig. 3 and 4, the first clamping block 71 is provided with a first clamping groove 711, wherein the first clamping groove 711 penetrates the first clamping block 71; the second clamping block 72 is provided with a second clamping groove 721, wherein the second clamping groove 721 penetrates through the second clamping block 72; in addition, the first clamping groove 711 and the second clamping groove 721 are arc-shaped grooves, and the diameter of the arc-shaped grooves is the same as the diameter of the first-stage shaft 211. After assembly, the first shaft 211 is respectively located in the first clamping groove 711 and the second clamping groove 721, that is, the first shaft 211 is clamped by the side wall of the first clamping groove 711 and the side wall of the second clamping groove 721, so that the first shaft 211 can be clamped more firmly.
As shown in fig. 3 and 4, the first clamping block 71 is positioned below the second clamping block 72 after assembly, and a certain distance is formed between the first clamping block 71 and the second clamping block 72. In addition, the first and second clamping blocks 71 and 72 may be rubber blocks, and the first clamping block 71 may be fastened to the first support plate 11 by bolts.
In one embodiment, to improve the effect, the connector 2 and the light compensating lamp 3 are provided with a plurality of connectors; wherein, each connecting piece 2 sets up at intervals in proper order, and the axis of each connecting piece 2 can be mutual parallel, is connected with at least one light filling lamp 3 on the connecting piece 2. In addition, the arrangement direction of the two connection members 2 may be parallel to the arrangement direction of the third support plate 13 and the fourth support plate 14.
As shown in fig. 1 and 5, in an embodiment, the light supplementing device 100 further includes a main light lamp 8, where the main light lamp 8 is used to project light toward the target object to illuminate the target object. That is, the main light lamp 8 is also used for the purpose of light supplementing, and when in use, the irradiation angle of the main light lamp 8 is unchanged, and only the irradiation angle of the light supplementing lamp 3 needs to be adjusted according to actual requirements. Wherein the main light 8 may be attached to the support 1.
As shown in fig. 5, in an embodiment, the light supplementing device 100 is further provided with a reflector 80, and in use, the light of the main light 8 is projected onto the reflector 80, and then the reflector 80 reflects the light of the main light 8 onto the target object.
In one embodiment, the mirror 80 may be a beam splitter, and the mirror 80 may be disposed between the camera and the stage. In operation, the reflector 80 can reflect the light of the main light 8 to the target object on the workbench, and the light reflected from the target object can pass through the reflector 80 and then be transmitted to the image pickup device, so that the first image pickup device can pick up the target object. Such an arrangement may be more integrated throughout the light filling device 100. In addition, in other embodiments, the mirror 80 may be a flat mirror or the like.
In one embodiment, the reflecting mirror 80 is also connected to the bracket 1, and the reflecting mirror 80 can rotate to adjust the angle of the reflected light. Specifically, the light supplementing device 100 further includes a frame and a second knob 9 (refer to fig. 1), wherein the mirror 80 is mounted on the frame, the frame is rotatably mounted on the mounting bracket 1, the second knob 9 is connected to the frame, and an operator can apply force to the second knob 9 to rotate the frame. In addition, the rotation axis of the frame may be parallel to the axis of the connecting piece 2, and the two ends of the frame are respectively connected with the first support plate 11 and the second support plate 12, and the second knob 9 is located on one side of the first support plate 11 away from the second support plate 12.
In an embodiment, the light supplementing device 100 further includes a second pointer and a second scale, wherein one of the two is connected to the frame, and the other is connected to the first support plate 11, and the angle of rotation of the mirror 80 can be indicated by cooperation of the two.
In an embodiment, the light supplementing device 100 further includes a second locking mechanism, where the second locking mechanism is used to lock the lens holder and the bracket 1 after the lens holder rotates by a certain angle. The second locking mechanism may be the same as the first locking mechanism 7, and this embodiment will not be described here.
As shown in fig. 1, in an embodiment, the light supplementing device 100 further includes a first guiding and clamping structure 101, where the first guiding and clamping structure 101 is used to mount the light supplementing device 100 on a workbench. Specifically, the first guiding and clamping structure 101 is used for matching with the second guiding and clamping structure on the workbench; one of the first guiding clamping structure 101 and the second guiding clamping structure is a guide rail, and the other is a sliding groove. This arrangement facilitates the mounting and dismounting of the light filling device 100 on the table. In addition, the length direction of the first guide clamping structure 101 may be parallel to the axis of the connector 2.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.