Turnover marking device and PCB (Printed Circuit Board) test equipment

Abstract

The utility model belongs to the technical field of PCB testing, and relates to an overturning marking device and PCB testing equipment. The turnover marking device comprises a marking mechanism and a turnover mechanism, the turnover mechanism comprises a turnover tray and a turnover driving assembly, and the turnover tray is used for bearing a workpiece to be marked; the overturning driving assembly is in transmission connection with the overturning tray and is used for driving the overturning tray to overturn around a preset rotating axis so that the front face or the back face of the workpiece to be marked can face upwards; and the marking mechanism is used for marking the workpiece to be marked on the turnover tray. The turnover marking device can improve the marking efficiency.

Description

Technical Field

[0001] The utility model belongs to the technical field of PCB board testing, and particularly relates to a flip marking device and PCB board testing equipment. Background Art

[0002] After the PCB board is tested, it is necessary to mark the PCB board according to the test information. In the prior art, the PCB board is generally marked with the front side facing up. If the back side of the PCB board needs to be marked, the PCB board needs to be turned over manually, which is cumbersome and has low marking efficiency. Utility Model Content

[0003] The technical problem to be solved by the utility model is: to provide a flip marking device and a PCB board testing device in view of the technical problem of low marking efficiency of the existing PCB board marking method.

[0004] In order to solve the above technical problems, on the one hand, the embodiment of the utility model provides a flip marking device, including a marking mechanism and a flip mechanism, the flip mechanism includes a flip tray and a flip drive assembly, the flip tray is used to carry the workpiece to be marked;

[0005] The flip driving assembly is in driving connection with the flip tray, and is used to drive the flip tray to flip around a preset rotation axis, so that the workpiece to be marked can face up with the front side or the back side;

[0006] The marking mechanism is used to mark the workpiece to be marked on the flip tray.

[0007] According to the flip marking device of the embodiment of the utility model, the flip tray carries the workpiece to be marked. When marking, the flip driving assembly drives the flip tray to flip around a preset rotation axis so that the workpiece to be marked can face up front or back, so that the front or back of the workpiece to be marked on the flip tray can be marked by the marking mechanism. The flip marking device can automatically flip the flip tray as needed to improve marking efficiency.

[0008] Optionally, the flip tray includes a tray frame and a clamping component arranged on the tray frame, and the clamping component is used to clamp the workpiece to be marked;

[0009] The flipping drive assembly is drivingly connected to the tray frame and is used to drive the tray frame to flip around the preset rotation axis.

[0010] Optionally, the clamping component includes a plurality of clamping units;

[0011] The tray frame is a hollow frame, and at least one clamping unit is respectively arranged on two opposite sides of the tray frame;

[0012] The plurality of clamping units are used to clamp the opposite sides of the workpiece to be marked.

[0013] Optionally, the clamping unit is a clamping claw.

[0014] Optionally, the flip marking device further comprises a base, the flip driving assembly is mounted on the base, and the flip tray can be flipped relative to the base around the preset rotation axis.

[0015] Optionally, the flip mechanism further includes a first connecting seat and a second connecting seat, the first connecting seat and the second connecting seat are respectively mounted on the base, the first side of the flip tray along the extending direction of the preset rotation axis is rotatably connected to the first connecting seat via a first axis, and the second side of the flip tray along the extending direction of the preset rotation axis is rotatably connected to the second connecting seat via a second axis;

[0016] The first axis is coaxially arranged with the second axis;

[0017] The flip driving assembly is installed on the first connecting seat.

[0018] Optionally, the flip driving assembly includes a flip driving component, a rack and a gear, the flip driving component is mounted on the first connecting seat, the rack is slidably connected to the first connecting seat along a first direction, the gear is arranged on the first shaft, and the gear is meshed with the rack;

[0019] The flip driving component is drivingly connected to the rack and is used to drive the rack to slide relative to the first connecting seat along the first direction to drive the gear to rotate.

[0020] Optionally, the flip driving component is a linear actuator.

[0021] Optionally, the flip driving assembly includes a flip driving component, a first gear and a second gear, the first gear is rotatably connected to the first connecting seat, the second gear is arranged on the first shaft, and the first gear is meshed with the second gear;

[0022] The flip driving component is transmission-connected with the first gear and is used to drive the first gear to rotate relative to the first connecting seat, so as to drive the second gear to rotate.

[0023] Optionally, the flip driving component is a first motor;

[0024] The first motor is directly connected to the first gear; or the first motor is transmission-connected to the first gear via a first reduction mechanism.

[0025] Optionally, the base includes a first support beam and a second support beam spaced apart along the second direction, the first connecting seat is mounted on the first support beam, and the second connecting seat is mounted on the second support beam.

[0026] Optionally, the first connecting seat is slidably connected to the first supporting beam along the first direction, and the second connecting seat is slidably connected to the second supporting beam along the first direction.

[0027] Optionally, the first connecting seat includes a first tray connecting plate and a first sliding plate, the first sliding plate is slidably connected to the first supporting beam along the first direction, the first tray connecting plate is fixed to the first sliding plate, and the first side of the flip tray is rotatably connected to the first tray connecting plate via the first axis;

[0028] The second connecting seat includes a second pallet connecting plate and a second sliding plate, the second sliding plate is slidably connected to the second support beam along the first direction, the second pallet connecting plate is fixed on the second sliding plate, and the second side of the flip pallet is rotatably connected to the second pallet connecting plate via the second axis.

[0029] Optionally, the flip marking device further comprises a translation drive mechanism, and the translation drive mechanism is used to drive the flip mechanism to move along the first direction.

[0030] Optionally, the flip marking device further includes a translation drive mechanism, which includes a translation drive component and a synchronizer, the synchronizer is transmission-connected between the flip mechanism and the translation drive component, and the translation drive component is used to drive the flip mechanism to move in the first direction through the synchronizer.

[0031] Optionally, the synchronous member includes a connecting shaft, a first belt transmission assembly and a second belt transmission assembly, the first belt transmission assembly includes a first main pulley, a first secondary pulley and a first belt, the first main pulley and the first secondary pulley are rotatably mounted on the first support beam, and the first belt is wound around the first main pulley and the first secondary pulley;

[0032] The second belt transmission assembly comprises a second main pulley, a second secondary pulley and a second belt, wherein the second main pulley and the second secondary pulley are rotatably mounted on the second support beam, and the second belt is wound around the second main pulley and the second secondary pulley;

[0033] The connecting shaft is connected between the first main pulley and the second main pulley, and the translation driving component is used to drive the connecting shaft to rotate;

[0034] The first connecting seat is connected to the first belt, and the second connecting seat is connected to the second belt.

[0035] Optionally, the synchronizer comprises a connecting shaft, a first chain transmission assembly and a second chain transmission assembly, the first chain transmission assembly comprises a first driving sprocket, a first driven sprocket and a first chain, the first driving sprocket and the first driven sprocket are rotatably mounted on the first support beam, and the first chain is wound around the first driving sprocket and the first driven sprocket;

[0036] The second chain transmission assembly comprises a second driving sprocket, a second driven sprocket and a second chain, wherein the second driving sprocket and the second driven sprocket are rotatably mounted on the second support beam, and the second chain is wound around the second driving sprocket and the second driven sprocket;

[0037] The connecting shaft is connected between the first driving sprocket and the second driving sprocket, and the translation driving component is used to drive the connecting shaft to rotate;

[0038] The first connecting seat is connected to the first chain, and the second connecting seat is connected to the second chain.

[0039] Optionally, the synchronous member includes a connecting shaft, a first synchronous gear, a first synchronous rack, a second synchronous gear and a second synchronous rack, the first synchronous gear is rotatably connected to the first support beam, the first synchronous rack is slidably connected to the first support beam and connected to the first connecting seat, the first synchronous rack extends along the first direction, and the first synchronous gear is meshed with the first synchronous rack;

[0040] The second synchronous gear is rotatably connected to the second support beam, the second synchronous rack is slidably connected to the second support beam and connected to the second connecting seat, the second synchronous rack extends along the first direction, and the second synchronous gear is meshed with the second synchronous rack;

[0041] The connecting shaft is connected between the first synchronous gear and the second synchronous gear, and the translation driving component is used to drive the connecting shaft to rotate.

[0042] Optionally, the translation driving component is a second motor, and the second motor is mounted on the base;

[0043] The second motor is directly connected to the connecting shaft; or, the second motor is transmission-connected to the connecting shaft via a second reduction mechanism.

[0044] Optionally, the flip marking device further comprises a mounting frame, and the marking mechanism is mounted on the mounting frame and is located above the flip mechanism;

[0045] The flip marking device also includes a height adjustment mechanism, and the height adjustment mechanism is used to adjust the height of the marking mechanism;

[0046] The marking mechanism comprises a marking machine connection seat and a laser marking machine installed on the marking machine connection seat, and the marking machine connection seat is slidably connected to the mounting frame along the height direction;

[0047] The height adjustment mechanism includes a hand wheel and a screw rod, the screw rod axial limit is located at the mounting frame, one end of the screw rod is connected to the hand wheel, and the other end of the screw rod is threadedly connected to the marking machine connection seat, and when the hand wheel rotates, the marking machine connection seat can be driven to move up and down along the height direction;

[0048] The flip marking device further includes a camera, which is mounted on the mounting frame and located above the flip mechanism;

[0049] The camera is used to photograph the workpiece to be marked to determine the marking position of the workpiece to be marked;

[0050] There are two cameras, and the two cameras are spaced apart along the first direction;

[0051] The flip marking device also includes a mounting platform, the mounting platform is mounted on the marking mechanism, and the camera is mounted on the mounting platform.

[0052] On the other hand, an embodiment of the utility model provides a PCB board testing device, which includes a machine platform, a testing device, a board collecting device, a board placing device and the above-mentioned flip marking device, wherein the board placing device, the testing device, the flip marking device and the board collecting device are sequentially arranged on the machine platform along the conveying direction of the workpiece to be marked;

[0053] The plate placing device is used to load the workpiece to be marked, the testing device is used to test the workpiece to be marked, and the plate collecting device is used to recycle the workpiece to be marked after marking.

[0054] The workpiece to be marked is a PCB board.

[0055] According to the PCB board testing device of the embodiment of the utility model, the board placing device, the testing device, the flip marking device and the board collecting device are sequentially arranged on the machine table along the conveying direction of the workpiece to be marked, wherein the flip marking device carries the workpiece to be marked through the flip tray, and when marking, the flip driving assembly drives the flip tray to flip around a preset rotation axis so that the workpiece to be marked can face up front or back, so that the front or back of the workpiece to be marked on the flip tray can be marked by the marking mechanism. The PCB board testing device can automatically flip the flip tray as needed to improve the marking efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0056] Figure 1 It is a schematic diagram of a flip marking device provided by an embodiment of the utility model;

[0057] Figure 2 yes Figure 1 The enlarged schematic diagram of point A in the middle;

[0058] Figure 3 yes Figure 1 The enlarged schematic diagram of point B in the middle;

[0059] Figure 4 This is another perspective view of the flip marking device provided by one embodiment of the utility model;

[0060] Figure 5 It is a schematic diagram of a PCB board testing device provided by an embodiment of the utility model;

[0061] Figure 6 yes Figure 5 Schematic diagram from another angle.

[0062] The reference numerals in the specification are as follows:

[0063] 100. Flip marking device;

[0064] 1. Marking mechanism; 11. Marking machine connection seat; 12. Laser marking machine;

[0065] 2. Turning mechanism; 21. Turning tray; 211. Tray frame; 212. Clamping component; 2121. Clamping unit; 213. Clamping drive component; 22. Turning drive assembly; 221. Turning drive component; 222. Rack; 2221. Rack slide rail; 223. Gear; 23. First connecting seat; 231. First tray connecting plate; 2311. Slide groove; 232. First sliding plate; 24. Second connecting seat; 241. Second tray connecting plate; 242. Second sliding plate; 25. First axis;

[0066] 3. Base; 31. First support beam; 32. Second support beam; 33. Support column;

[0067] 4. Translation drive mechanism; 41. Translation drive component; 411. Second motor; 42. Synchronous member; 421. Connecting shaft; 43. Second speed reduction mechanism;

[0068] 5. Mounting frame;

[0069] 6. Height adjustment mechanism; 61. Hand wheel;

[0070] 7. Camera;

[0071] 8. Installation table;

[0072] 200, workpiece to be marked; 300, machine; 400, testing device; 500, board collecting device; 600, board placing device;

[0073] x, first direction; y, second direction; z, third direction. DETAILED DESCRIPTION

[0074] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0075] like Figures 1 to 4 As shown, the flip marking device 100 provided by the embodiment of the utility model includes a marking mechanism 1 and a flip mechanism 2. The flip mechanism 2 includes a flip tray 21 and a flip drive assembly 22. The flip tray 21 is used to carry a workpiece 200 to be marked.

[0076] The flip driving assembly 22 is in driving connection with the flip tray 21 and is used for driving the flip tray 21 to flip around a preset rotation axis so that the workpiece 200 to be marked can face up with the front side or the back side.

[0077] The marking mechanism 1 is used to mark the workpiece 200 to be marked on the flip tray 21 .

[0078] The flip marking device 100 provided by the embodiment of the utility model carries the workpiece 200 to be marked by the flip tray 21. When marking, the flip driving assembly 22 drives the flip tray 21 to flip around a preset rotation axis so that the workpiece 200 to be marked can face up front or back, so that the front or back of the workpiece 200 to be marked on the flip tray 21 can be marked by the marking mechanism 1. The flip marking device 100 can automatically flip the flip tray 21 as needed to improve the marking efficiency.

[0079] In one embodiment, if Figure 1 , Figure 3 and Figure 4 As shown, the turning tray 21 includes a tray frame 211 and a clamping component 212 disposed on the tray frame 211, and the clamping component 212 is used to clamp the workpiece 200 to be marked. The turning drive assembly 22 is connected to the tray frame 211 in driving connection, and is used to drive the tray frame 211 to turn around a preset rotation axis.

[0080] When the workpiece 200 to be marked is flipped, the flip driving assembly 22 can drive the tray frame 211 to flip around the preset rotation axis, thereby driving the clamping component 212 and the workpiece 200 to be marked clamped on the clamping component 212 to flip, so that the workpiece 200 to be marked can face up front or back.

[0081] In one embodiment, if Figure 1 , Figure 3 and Figure 4 As shown, the clamping component 212 includes a plurality of clamping units 2121. The tray frame 211 is a hollow frame, and at least one clamping unit 2121 is respectively disposed on opposite sides of the tray frame 211. The plurality of clamping units 2121 are used to clamp opposite sides of the workpiece 200 to be marked.

[0082] At least one clamping unit 2121 is respectively disposed on opposite sides of the tray frame 211. It can be understood that there are multiple clamping units 2121, some of which are disposed on the first side of the tray frame 211, and the remaining clamping units 2121 are disposed on the second side of the tray frame 211 opposite to the first side. By clamping the workpiece 200 to be marked from opposite sides of the workpiece 200 to be marked, the clamping stability of the workpiece 200 to be marked is ensured, and the workpiece 200 to be marked is prevented from falling off from the flip tray 21 when flipping.

[0083] In one embodiment, if Figure 1 , Figure 3 and Figure 4 As shown, six clamping units 2121 are provided, of which three clamping units 2121 are provided on the third side of the pallet frame 211 , and the remaining three clamping units 2121 are provided on the fourth side of the pallet frame 211 opposite to the third side, so as to clamp the workpiece 200 to be marked.

[0084] In one embodiment, if Figure 1 , Figure 3 and Figure 4As shown, at least one clamping unit 2121 is respectively provided on two opposite sides of the tray frame 211 which are perpendicular to the preset rotation axis. That is to say, the direction relative to the third side of the tray frame 211 and the fourth side of the tray frame 211 is perpendicular to the preset rotation axis, so as to further improve the clamping stability of the workpiece 200 to be marked, and prevent the workpiece 200 to be marked from falling off the flip tray 21 when flipping.

[0085] In one embodiment, if Figure 1 , Figure 3 and Figure 4 As shown, the clamping unit 2121 is a clamping claw to realize its clamping function. The clamping claw is, for example, a pneumatic clamping claw.

[0086] In one embodiment, if Figure 4 As shown, a clamping drive component 213 may be provided on the flip tray 21, and the clamping drive component 213 is used to drive each clamping unit 2121 to approach or move away from a preset rotation axis, so that the flip tray 21 can adapt to the workpieces 200 to be marked of respective sizes, thereby improving the versatility of the flip marking device 100.

[0087] In one embodiment, if Figure 1 and Figure 4 As shown, the flip marking device 100 further includes a base 3 , a flip driving assembly 22 is mounted on the base 3 , and the flip tray 21 can flip relative to the base 3 around a preset rotation axis to achieve flipping of the workpiece 200 to be marked.

[0088] In one embodiment, if Figure 1 , Figure 2 and Figure 4 As shown, the flipping mechanism 2 also includes a first connecting seat 23 and a second connecting seat 24, and the first connecting seat 23 and the second connecting seat 24 are respectively installed on the base 3. The first side of the flipping tray 21 along the extension direction of the preset rotation axis is rotatably connected to the first connecting seat 23 through the first axis 25, and the second side of the flipping tray 21 along the extension direction of the preset rotation axis is rotatably connected to the second connecting seat 24 through the second axis (not shown in the figure), thereby realizing the installation of the flipping tray 21.

[0089] The first shaft 25 is coaxially arranged with the second shaft, and the axis of the first shaft 25 and the axis of the second shaft are colinear with the preset rotation axis, so as to ensure the flipping of the flip tray 21 around the preset rotation axis.

[0090] The flip driving assembly 22 is installed on the first connecting seat 23 to achieve the installation of the flip driving assembly 22 .

[0091] In one embodiment, if Figure 2As shown, the flip drive assembly 22 includes a flip drive component 221, a rack 222 and a gear 223. The flip drive component 221 is installed on the first connecting seat 23, the rack 222 is slidably connected to the first connecting seat 23 along the first direction x, and the gear 223 is set on the first shaft 25, and the gear 223 is meshed with the rack 222.

[0092] The flip driving component 221 is in driving connection with the rack 222 for driving the rack 222 to slide along the first direction x relative to the first connecting seat 23 to drive the gear 223 to rotate and then drive the first shaft 25, the flip tray 21 and the second shaft to rotate synchronously to achieve flipping.

[0093] In one embodiment, the flip driving component 221 is a linear actuator. Specifically, the linear actuator can be a cylinder, a hydraulic cylinder, a linear motor, or a screw stepper motor.

[0094] In one embodiment, if Figure 2 As shown, a rack rail 2221 extending along the first direction x is provided on one side of the rack 222 facing the first connecting seat 23, and a slide groove 2311 extending along the first direction x is provided at a position on the first connecting seat 23 that is slidably connected to the rack 222. The slide groove 2311 and the rack rail 2221 are slidably matched to realize the sliding connection between the rack 222 and the first connecting seat 23 along the first direction x, and at the same time, it can prevent the rack 222 from detaching from the first connecting seat 23 when sliding relative to the first connecting seat 23.

[0095] In other embodiments not shown in the figure, the flip drive assembly may also include a flip drive component, a first gear and a second gear, the first gear is rotatably connected to the first connecting seat, the second gear is arranged on the first shaft, and the first gear is meshed with the second gear. The flip drive component is connected to the first gear for driving the first gear to rotate relative to the first connecting seat, so as to drive the second gear to rotate, and then drive the first shaft, the flip tray and the second shaft to rotate synchronously to achieve flipping. At this time, the flip drive component is a first motor. The first motor is directly connected to the first gear; or, the first motor is connected to the first gear through a first reduction mechanism to achieve rotational drive of the first gear. The first reduction mechanism is preferably a parallel shaft gear reduction mechanism, a planetary gear reduction mechanism, a belt reduction mechanism or a chain reduction mechanism; or, the first reduction mechanism may include a reduction gear, and the reduction gear is directly meshed with the first gear to achieve deceleration; or, the first reduction mechanism may include a reduction gear and an idler gear, and the idler gear is meshed between the reduction gear and the first gear to achieve deceleration.

[0096] In one embodiment, if Figure 1 and Figure 4As shown, the base 3 includes a first support beam 31 and a second support beam 32 spaced apart along the second direction y, the first connecting seat 23 is mounted on the first support beam 31, and the second connecting seat 24 is mounted on the second support beam 32, thereby realizing the installation of the first connecting seat 23 and the second connecting seat 24.

[0097] In one embodiment, if Figure 1 and Figure 4 As shown, the base 3 further includes a plurality of support columns 33 , some of the support columns 33 are installed below the first support beam 31 , and the remaining support columns 33 are installed below the second support beam 32 , thereby forming the base 3 .

[0098] In one embodiment, if Figure 1 and Figure 4 As shown, the preset axis direction is parallel to the second direction y.

[0099] In one embodiment, if Figure 1 and Figure 4 As shown, the first connecting seat 23 is slidably connected to the first support beam 31 along the first direction x, and the second connecting seat 24 is slidably connected to the second support beam 32 along the first direction x, so that the position of the flipping mechanism 2 can be adjusted along the first direction x, so that the flipping tray 21 is moved along the first direction x to the marking mechanism 1, and the workpiece 200 to be marked on the flipping tray 21 is marked by the marking mechanism 1.

[0100] In one embodiment, if Figure 1 , Figure 2 and Figure 4 As shown, the first connecting seat 23 includes a first pallet connecting plate 231 and a first sliding plate 232. The first sliding plate 232 is slidably connected to the first support beam 31 along the first direction x. The first pallet connecting plate 231 is fixed on the first sliding plate 232. The first side of the flip pallet 21 is rotatably connected to the first pallet connecting plate 231 through the first axis 25, thereby realizing the rotational connection between the flip pallet 21 and the first connecting seat 23.

[0101] The second connecting seat 24 includes a second pallet connecting plate 241 and a second sliding plate 242. The second sliding plate 242 is slidably connected to the second support beam 32 along the first direction x. The second pallet connecting plate 241 is fixed on the second sliding plate 242. The second side of the flipping pallet 21 is rotatably connected to the second pallet connecting plate 241 through the second axis, thereby realizing the rotational connection between the flipping pallet 21 and the second connecting seat 24.

[0102] In one embodiment, if Figure 1 and Figure 2 As shown, the flip driving component 221 is installed on the first sliding plate 232, and the rack 222 is slidably connected to the first tray connecting plate 231 along the first direction x, so as to realize the installation of the flip driving component 221 and the rack 222.

[0103] In one embodiment, if Figure 1 and Figure 4 As shown, the flip marking device 100 further includes a translation driving mechanism 4, and the translation driving mechanism 4 is used to drive the flip mechanism 2 to move along the first direction x, so as to adjust the position of the flip mechanism 2 along the first direction x.

[0104] In one embodiment, if Figure 1 and Figure 4 As shown, the translation drive mechanism 4 includes a translation drive component 41 and a synchronizer 42. The synchronizer 42 is transmission-connected between the flipping mechanism 2 and the translation drive component 41. The translation drive component 41 is used to drive the flipping mechanism 2 to move along the first direction x through the synchronizer 42 to adjust the position of the flipping mechanism 2 along the first direction x.

[0105] In one embodiment, if Figure 1 and Figure 4 As shown, the synchronous member 42 includes a connecting shaft 421, a first belt transmission assembly (located in the first support beam 31, not shown in the figure) and a second belt transmission assembly (located in the second support beam 32, not shown in the figure), the first belt transmission assembly includes a first main pulley, a first secondary pulley and a first belt, the first main pulley and the first secondary pulley are rotatably mounted on the first support beam 31, and the first belt is wound around the first main pulley and the first secondary pulley.

[0106] The second belt transmission assembly includes a second main pulley, a second secondary pulley and a second belt. The second main pulley and the second secondary pulley are rotatably mounted on the second support beam 32, and the second belt is wound around the second main pulley and the second secondary pulley.

[0107] The connecting shaft 421 is connected between the first main pulley and the second main pulley, and the translation driving component 41 is used to drive the connecting shaft 421 to rotate. The first connecting seat 23 is connected to the first belt, and the second connecting seat 24 is connected to the second belt.

[0108] When the translation driving component 41 drives the connecting shaft 421 to rotate, the connecting shaft 421 drives the first main pulley and the second main pulley to rotate, so that the first belt and the second belt move synchronously, and then drives the first connecting seat 23 and the second connecting seat 24 to move synchronously along the first direction x, and adjusts the position of the flipping mechanism 2 along the first direction x.

[0109] In other embodiments not shown in the figure, the synchronous member may also include a connecting shaft, a first chain transmission assembly and a second chain transmission assembly, wherein the first chain transmission assembly includes a first driving sprocket, a first driven sprocket and a first chain, wherein the first driving sprocket and the first driven sprocket are rotatably mounted on the first support beam, and the first chain is wound around the first driving sprocket and the first driven sprocket. The second chain transmission assembly includes a second driving sprocket, a second driven sprocket and a second chain, wherein the second driving sprocket and the second driven sprocket are rotatably mounted on the second support beam, and the second chain is wound around the second driving sprocket and the second driven sprocket. The connecting shaft is connected between the first driving sprocket and the second driving sprocket, and the translation driving component is used to drive the connecting shaft to rotate. The first connecting seat is connected to the first chain, and the second connecting seat is connected to the second chain. When the translation driving component drives the connecting shaft to rotate, the connecting shaft drives the first driving sprocket and the second driving sprocket to rotate, so that the first chain and the second chain move synchronously, thereby driving the first connecting seat and the second connecting seat to move synchronously along the first direction, and adjusting the position of the flip mechanism along the first direction.

[0110] In other embodiments not shown in the figure, the synchronous member may also include a connecting shaft, a first synchronous gear, a first synchronous rack, a second synchronous gear and a second synchronous rack, wherein the first synchronous gear is rotatably connected to the first support beam, the first synchronous rack is slidably connected to the first support beam and connected to the first connecting seat, the first synchronous rack extends in the first direction, and the first synchronous gear is meshed with the first synchronous rack. The second synchronous gear is rotatably connected to the second support beam, the second synchronous rack is slidably connected to the second support beam and connected to the second connecting seat, the second synchronous rack extends in the first direction, and the second synchronous gear is meshed with the second synchronous rack. The connecting shaft is connected between the first synchronous gear and the second synchronous gear. The translation driving component is used to drive the connecting shaft to rotate. When the translation driving component drives the connecting shaft to rotate, the connecting shaft drives the first synchronous gear and the second synchronous gear to rotate, so that the first synchronous rack and the second synchronous rack move synchronously, thereby driving the first connecting seat and the second connecting seat to move synchronously in the first direction, and adjusting the position of the flip mechanism along the first direction.

[0111] In one embodiment, if Figure 4 As shown, the translation driving component 41 is a second motor 411, and the second motor 411 is installed on the base 3. The second motor 411 is directly connected to the connecting shaft 421; or, the second motor 411 is transmission-connected to the connecting shaft 421 through a second reduction mechanism 43.

[0112] The second reduction mechanism is a parallel shaft gear reduction mechanism, a planetary gear reduction mechanism, a belt reduction mechanism or a chain reduction mechanism.

[0113] In one embodiment, if Figure 1 and Figure 4As shown, the flip marking device 100 further includes a mounting frame 5, and the marking mechanism 1 is mounted on the mounting frame 5 and is located above the flip mechanism 2 along the third direction z, so that the marking mechanism 1 can mark the workpiece 200 to be marked thereunder.

[0114] In one embodiment, if Figure 1 and Figure 4 As shown, the flip marking device 100 further includes a height adjustment mechanism 6, which is used to adjust the height of the marking mechanism 1, so as to provide avoidance when the flip tray 21 is flipped, and also improve the marking accuracy.

[0115] In one embodiment, if Figure 1 and Figure 4 As shown, the marking mechanism 1 includes a marking machine connecting seat 11 and a laser marking machine 12 installed on the marking machine connecting seat 11. The marking machine connecting seat 11 is slidably connected to the mounting frame 5 along the height direction (i.e., the third direction z) so that the height of the marking mechanism 1 can be adjusted by sliding the marking machine connecting seat 11 relative to the mounting frame 5.

[0116] The height adjustment mechanism 6 includes a hand wheel 61 and a screw rod. The axial limit of the screw rod is located at the mounting frame 5. One end of the screw rod is connected to the hand wheel 61, and the other end of the screw rod is threadedly connected to the marking machine connection seat 11. When the hand wheel 61 rotates, the screw rod can drive the marking machine connection seat 11 to move up and down in the height direction. Specifically, when the hand wheel 61 rotates, the screw rod rotates and cooperates with the thread of the marking machine connection seat 11, so that the marking machine connection seat 11 moves up and down in the height direction.

[0117] In one embodiment, if Figure 1 and Figure 4 As shown, the flip marking device 100 further includes a camera 7 , which is mounted on the mounting frame 5 and located above the flip mechanism 2 .

[0118] The camera 7 is used to photograph the workpiece 200 to be marked to determine the marking position of the workpiece 200. The camera 7 can photograph the marking points on the workpiece 200 to be marked to locate the workpiece 200 to be marked, determine the marking position, and improve the marking accuracy.

[0119] In one embodiment, if Figure 1 and Figure 4 As shown, two cameras 7 are provided, and the two cameras 7 are spaced apart along the first direction x to locate the workpiece 200 to be marked and determine the marking position.

[0120] In one embodiment, if Figure 1 and Figure 4 As shown, the flip marking device 100 further includes a mounting platform 8 , which is mounted on the marking mechanism 1 , and the camera 7 is mounted on the mounting platform 8 , thereby achieving the installation of the camera 7 .

[0121] The working principle of the flip marking device 100 provided in the embodiment of the utility model is as follows:

[0122] The workpiece 200 to be marked (such as a PCB board) that has been tested is placed on the flip tray 21 by the transfer unloading arm and clamped and fixed, and the translation drive mechanism 4 drives the flip tray 21 to move to the center and below the laser marking machine 12.

[0123] In the initial state, the front side of the workpiece 200 to be marked faces upward. If the marking information needs to be marked on the front side of the workpiece 200 to be marked, the flip drive assembly 22 does not work; if the marking information needs to be marked on the back side of the workpiece 200 to be marked, the flip drive assembly 22 drives the flip tray 21 to flip 180 degrees, so that the back side of the workpiece 200 to be marked faces upward.

[0124] Afterwards, the camera 7 takes a picture of the workpiece 200 to be marked to determine the marking position, and the laser marking machine 12 marks the test information on the workpiece 200 to be marked.

[0125] like Figure 5 and Figure 6 As shown, the PCB board testing equipment provided by the embodiment of the utility model includes a machine table 300, a testing device 400, a board collecting device 500, a board placing device 600 and the above-mentioned flip marking device 100. The board placing device 600, the testing device 400, the flip marking device 100 and the board collecting device 500 are sequentially arranged on the machine table 300 along the conveying direction of the workpiece 200 to be marked.

[0126] The plate placing device 600 is used to load the workpiece 200 to be marked, the testing device 400 is used to test the workpiece 200 to be marked, and the plate collecting device 500 is used to recycle the workpiece 200 to be marked after marking.

[0127] The workpiece 200 to be marked is a PCB board.

[0128] According to the PCB board testing device of the embodiment of the utility model, the board placing device 600, the testing device 400, the flip marking device 100 and the board collecting device 500 are sequentially arranged on the machine table 300 along the conveying direction of the workpiece 200 to be marked, wherein the flip marking device 100 carries the workpiece 200 to be marked through the flip tray 21, and when marking, the flip driving component 22 drives the flip tray 21 to flip around the preset rotation axis, so that the workpiece 200 to be marked can face up or face up, so that the front or back of the workpiece 200 to be marked on the flip tray 21 can be marked by the marking mechanism 1. The PCB board testing device can automatically flip the flip tray 21 as needed to improve the marking efficiency.

[0129] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A flip marking device, characterized in that: It includes a marking mechanism and a flipping mechanism, wherein the flipping mechanism includes a flipping tray and a flipping drive assembly, and the flipping tray is used to carry the workpiece to be marked; The flip driving assembly is in driving connection with the flip tray, and is used to drive the flip tray to flip around a preset rotation axis, so that the workpiece to be marked can face up with the front side or the back side; The marking mechanism is used to mark the workpiece to be marked on the flip tray.

2. The flip marking device according to claim 1, characterized in that: The flip tray comprises a tray frame and a clamping component arranged on the tray frame, and the clamping component is used to clamp the workpiece to be marked; The flipping drive assembly is drivingly connected to the tray frame and is used to drive the tray frame to flip around the preset rotation axis.

3. The flip marking device according to claim 2, characterized in that: The clamping component includes a plurality of clamping units; The tray frame is a hollow frame, and at least one clamping unit is respectively arranged on two opposite sides of the tray frame; The plurality of clamping units are used to clamp the opposite sides of the workpiece to be marked.

4. The flip marking device according to claim 3, characterized in that: The clamping unit is a clamping claw.

5. The flip marking device according to claim 1, characterized in that: The flip marking device further comprises a base, the flip driving assembly is mounted on the base, and the flip tray can be flipped relative to the base around the preset rotation axis.

6. The flip marking device according to claim 5, characterized in that: The flip mechanism further includes a first connection seat and a second connection seat, the first connection seat and the second connection seat are respectively mounted on the base, the first side of the flip tray along the extension direction of the preset rotation axis is rotatably connected to the first connection seat via a first shaft, and the second side of the flip tray along the extension direction of the preset rotation axis is rotatably connected to the second connection seat via a second shaft; The first axis is coaxially arranged with the second axis; The flip driving assembly is installed on the first connecting seat.

7. The flip marking device according to claim 6, characterized in that: The flip driving assembly comprises a flip driving component, a rack and a gear, wherein the flip driving component is mounted on the first connecting seat, the rack is slidably connected to the first connecting seat along a first direction, the gear is arranged on the first shaft, and the gear is meshed with the rack; The flip driving component is drivingly connected to the rack and is used to drive the rack to slide relative to the first connecting seat along the first direction to drive the gear to rotate.

8. The flip marking device according to claim 7, characterized in that: The flip driving component is a linear actuator.

9. The flip marking device according to claim 6, characterized in that: The flip driving assembly includes a flip driving component, a first gear and a second gear, wherein the first gear is rotatably connected to the first connecting seat, the second gear is arranged on the first shaft, and the first gear is meshed with the second gear; The flip driving component is transmission-connected with the first gear and is used to drive the first gear to rotate relative to the first connecting seat, so as to drive the second gear to rotate.

10. The flip marking device according to claim 9, characterized in that: The flip driving component is a first motor; The first motor is directly connected to the first gear; or the first motor is transmission-connected to the first gear via a first reduction mechanism.

11. The flip marking device according to claim 7, characterized in that: The base includes a first support beam and a second support beam spaced apart along a second direction, the first connecting seat is mounted on the first support beam, and the second connecting seat is mounted on the second support beam.

12. The flip marking device according to claim 11, characterized in that: The first connection seat is slidably connected to the first support beam along the first direction, and the second connection seat is slidably connected to the second support beam along the first direction.

13. The flip marking device according to claim 12, characterized in that: The first connecting seat comprises a first tray connecting plate and a first sliding plate, the first sliding plate is slidably connected to the first supporting beam along the first direction, the first tray connecting plate is fixed to the first sliding plate, and the first side of the flip tray is rotatably connected to the first tray connecting plate via the first axis; The second connecting seat includes a second pallet connecting plate and a second sliding plate, the second sliding plate is slidably connected to the second support beam along the first direction, the second pallet connecting plate is fixed on the second sliding plate, and the second side of the flip pallet is rotatably connected to the second pallet connecting plate via the second axis.

14. The flip marking device according to claim 1, characterized in that: The flip marking device further includes a translation driving mechanism, and the translation driving mechanism is used to drive the flip mechanism to move along a first direction.

15. The flip marking device according to claim 12, characterized in that: The flip marking device also includes a translation drive mechanism, which includes a translation drive component and a synchronizer. The synchronizer is transmission-connected between the flip mechanism and the translation drive component, and the translation drive component is used to drive the flip mechanism to move along the first direction through the synchronizer.

16. The flip marking device according to claim 15, characterized in that: The synchronous member comprises a connecting shaft, a first belt transmission assembly and a second belt transmission assembly, the first belt transmission assembly comprises a first main pulley, a first secondary pulley and a first belt, the first main pulley and the first secondary pulley are rotatably mounted on the first support beam, and the first belt is wound around the first main pulley and the first secondary pulley; The second belt transmission assembly comprises a second main pulley, a second secondary pulley and a second belt, wherein the second main pulley and the second secondary pulley are rotatably mounted on the second support beam, and the second belt is wound around the second main pulley and the second secondary pulley; The connecting shaft is connected between the first main pulley and the second main pulley, and the translation driving component is used to drive the connecting shaft to rotate; The first connecting seat is connected to the first belt, and the second connecting seat is connected to the second belt.

17. The flip marking device according to claim 15, characterized in that: The synchronizer comprises a connecting shaft, a first chain transmission assembly and a second chain transmission assembly, the first chain transmission assembly comprises a first driving sprocket, a first driven sprocket and a first chain, the first driving sprocket and the first driven sprocket are rotatably mounted on the first support beam, and the first chain is wound around the first driving sprocket and the first driven sprocket; The second chain transmission assembly comprises a second driving sprocket, a second driven sprocket and a second chain, wherein the second driving sprocket and the second driven sprocket are rotatably mounted on the second support beam, and the second chain is wound around the second driving sprocket and the second driven sprocket; The connecting shaft is connected between the first driving sprocket and the second driving sprocket, and the translation driving component is used to drive the connecting shaft to rotate; The first connecting seat is connected to the first chain, and the second connecting seat is connected to the second chain.

18. The flip marking device according to claim 15, characterized in that: The synchronous member includes a connecting shaft, a first synchronous gear, a first synchronous rack, a second synchronous gear and a second synchronous rack, the first synchronous gear is rotatably connected to the first support beam, the first synchronous rack is slidably connected to the first support beam and connected to the first connecting seat, the first synchronous rack extends along the first direction, and the first synchronous gear is meshed with the first synchronous rack; The second synchronous gear is rotatably connected to the second support beam, the second synchronous rack is slidably connected to the second support beam and connected to the second connecting seat, the second synchronous rack extends along the first direction, and the second synchronous gear is meshed with the second synchronous rack; The connecting shaft is connected between the first synchronous gear and the second synchronous gear, and the translation driving component is used to drive the connecting shaft to rotate.

19. The flip marking device according to claim 18, characterized in that: The translation driving component is a second motor, and the second motor is installed on the base; The second motor is directly connected to the connecting shaft; or, the second motor is transmission-connected to the connecting shaft via a second reduction mechanism.

20. The flip marking device according to claim 1, characterized in that: The flip marking device also includes a mounting frame, and the marking mechanism is mounted on the mounting frame and is located above the flip mechanism; The flip marking device also includes a height adjustment mechanism, and the height adjustment mechanism is used to adjust the height of the marking mechanism; The marking mechanism comprises a marking machine connection seat and a laser marking machine installed on the marking machine connection seat, and the marking machine connection seat is slidably connected to the mounting frame along the height direction; The height adjustment mechanism includes a hand wheel and a screw rod, the screw rod axial limit is located at the mounting frame, one end of the screw rod is connected to the hand wheel, and the other end of the screw rod is threadedly connected to the marking machine connection seat, and when the hand wheel rotates, the marking machine connection seat can be driven to move up and down along the height direction; The flip marking device further includes a camera, which is mounted on the mounting frame and located above the flip mechanism; The camera is used to photograph the workpiece to be marked to determine the marking position of the workpiece to be marked; There are two cameras, and the two cameras are spaced apart along the first direction; The flip marking device also includes a mounting platform, the mounting platform is mounted on the marking mechanism, and the camera is mounted on the mounting platform.

21. A PCB board testing device, characterized in that: It comprises a machine platform, a testing device, a board collecting device, a board placing device and the flip marking device according to any one of claims 1 to 20, wherein the board placing device, the testing device, the flip marking device and the board collecting device are sequentially arranged on the machine platform along the conveying direction of the workpiece to be marked; The plate placing device is used to load the workpiece to be marked, the testing device is used to test the workpiece to be marked, and the plate collecting device is used to recycle the workpiece to be marked after marking. The workpiece to be marked is a PCB board.

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