CN213825981U

CN213825981U - Vertical test machine

Info

Publication number: CN213825981U
Application number: CN202022192269.8U
Authority: CN
Inventors: 徐掖平
Original assignee: Tianjin Aoshun Machinery Technology Development Co ltd
Current assignee: Tianjin Aoshun Machinery Technology Development Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-07-30
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a vertical test machine, include frame, drive arrangement, push down the structure, detect structure, limit structure, sweep a yard structure, the switch board, be fixed with the workstation in the frame, drive arrangement fixes on the frame lateral wall, drive arrangement and push down structure fixed connection and drive arrangement drive push down the structure and do the ascending reciprocating motion of vertical side, detect the structure with push down structure fixed connection and detect the structure orientation the workstation sets up, be fixed with on the workstation limit structure, drive arrangement is slip table cylinder or slip table hydro-cylinder, and shown drive arrangement passes through the mount to be fixed the frame inside wall. The beneficial effects of the utility model are that, easy operation, detection efficiency is high.

Description

Vertical test machine

Technical Field

The utility model relates to a circuit board detects technical field, especially vertical test machine.

Background

The flexible cable refers to a FPC subassembly, it includes the FPC flexible printed circuit and locates the LED on the FPC, LED includes optical sensor, current FPC subassembly test equipment usually tests circuit open circuit, short circuit, resistance value, rejects unqualified product, prior art generally adopts the track of sliding to carry out position change to detecting the structure, realizes detecting different positions, however, frequent change when detecting detects the position of structure, influences detection speed, and efficiency of software testing is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, vertical test machine has been designed, include frame, drive arrangement, push down the structure, detect structure, limit structure, sweep a yard structure, the switch board, be fixed with the workstation in the frame, drive arrangement fixes on the frame lateral wall, drive arrangement with push down structure fixed connection and drive arrangement drive push down the structure and do the ascending reciprocating motion of vertical side, detect the structure with push down structure fixed connection and detect the structure orientation the workstation sets up, be fixed with on the workstation limit structure.

The driving device is a sliding table air cylinder or a sliding table oil cylinder and is fixed on the inner side wall of the rack through a fixing frame.

The lower pressing structure comprises a lower pressing box fixedly connected with the driving device, the lower pressing box and one side, fixed by the detection structure, of the lower pressing box are set to be a U-shaped plate, and the lower pressing box and one side, fixed by the driving device, of the lower pressing box are set to be a T-shaped plate.

The detection structure is including setting up ohm appearance in the frame, still include with U template fixed connection's cope match-plate pattern, move towards on the cope match-plate pattern one side of workstation is equipped with determine module, determine module is including seting up constant head tank on the cope match-plate pattern, the constant head tank internal fixation has the elasticity briquetting, it has the pogo pin to distribute on the elasticity briquetting, pogo pin one end extends into push down incasement portion, the pogo pin other end stretches out elasticity briquetting, the pogo pin distributes all around has the pin needle, pin needle one end extends into push down incasement portion, the pin needle other end extends into inside the pogo pin briquetting, the constant head tank link up each other with the through-hole, the through-hole runs through the cope match-plate pattern.

The detection assemblies are arranged in parallel and at least two groups are arranged.

At least four limiting blocks are circumferentially distributed on one side, facing the workbench, of the upper template, a counter inner shaft is fixed on the upper template, and the counter inner shaft extends into a guide sleeve on the workbench.

The limiting structure comprises a first lower template and a second lower template which are fixed on the workbench, a positioning needle and a guide sleeve are arranged between the first lower template and the second lower template in a penetrating mode, the guide sleeve is arranged on a guide shaft in a penetrating mode, a workpiece placing seat is arranged on the first lower template, a workpiece placing groove is formed in the workpiece placing seat, the FPC soft board to be detected is placed in the workpiece placing groove, one end of a fixing block is fixed on the first lower template, the other end of the fixing block is fixed on the workpiece placing seat, a pressing block is arranged between every two adjacent fixing blocks, the number of the workpiece placing seats is two, a needle mold A assembly body is arranged below one of the workpiece placing seats, and a needle mold B assembly body is arranged below the other workpiece placing seat.

The FPC soft board to be detected is divided into a first part soft board and a second part soft board, the needle die A assembly body comprises an upper needle die A and a lower needle die A, the upper needle die A is matched with the lower needle die A, the first part soft board is in contact with the upper needle die A, the lower needle die A is in contact with the PCB, probes penetrate through the upper needle die A and the lower needle die A to be contacted with the FPC soft board to be detected, the probes are uniformly distributed, the PCB is fixed on the supporting block, the supporting block is fixed on the second lower die plate through steps at two ends, and pin needles penetrate through the workpiece placing seat and are circumferentially distributed on the workpiece placing seat.

The needle die B assembly body comprises a needle die B, a needle die B is arranged below the second part soft plate, a probe penetrates through the needle die B and is in contact with the second part soft plate, and pin needles penetrate through the workpiece placing seat and the needle die B and are circumferentially distributed on the workpiece placing seat.

Sweep a yard structure and include through sweeping a yard gun rack and fixing sweep a yard rifle on the second lower bolster, sweep the camera lens orientation of a yard rifle the FPC soft board of waiting to detect.

Utilize the utility model discloses a vertical test machine of technical scheme preparation, the beneficial effect who reaches: through slip table cylinder or slip table hydro-cylinder as drive arrangement, simple to operate and easy operation, through installing two spring needle installation stations on the cope match-plate pattern, the briquetting keeps different operating condition when need not detect different positions for detect the resistance of different positions and need not loaded down with trivial details operation.

Drawings

Fig. 1 is an overall perspective view of the vertical testing machine of the present invention;

fig. 2 is a schematic structural diagram of the driving device, the detecting structure and the limiting structure of the vertical testing machine of the present invention;

fig. 3 is a schematic view of a connection structure between a pressing structure and a detecting component of the vertical testing machine of the present invention;

fig. 4 is a front view of the connection between the pressing structure and the detecting component of the vertical testing machine of the present invention;

fig. 5 is a bottom view of the vertical testing machine of the present invention, illustrating the connection between the pressing structure and the detecting assembly;

fig. 6 is a schematic structural diagram of a limiting structure of the vertical testing machine of the present invention;

fig. 7 is a schematic structural view of a needle mold a assembly of the vertical testing machine of the present invention;

fig. 8 is a schematic structural view of a needle mold B assembly of the vertical testing machine of the present invention;

fig. 9 is a schematic structural view of a to-be-detected FPC flexible printed circuit board of the needle mold B assembly of the vertical testing machine of the present invention;

fig. 10 is a schematic view of a connection structure between an upper needle mold a and a lower needle mold a of the vertical testing machine of the present invention and a probe;

in the figure, 1, a frame; 2. a drive device; 3. a press-down structure; 4. detecting the structure; 5. a limiting structure; 6. scanning a code structure; 7. a control cabinet; 8. a work table; 9. a fixed mount; 10. pressing the box downwards; 11. a U-shaped plate; 12. a T-shaped plate; 13. an ohmic tester; 14. mounting a template; 15. a detection component; 16. positioning a groove; 17. elastic pressing blocks; 18. a pogo pin; 19. a pin needle; 20. a limiting block; 21. a table inner shaft; 22. a guide sleeve; 23. a first lower template; 24. a second lower template; 25. a positioning pin; 26. positioning a guide sleeve; 27. a guide shaft; 28. a workpiece placing seat; 29. a workpiece placing groove; 30. detecting the FPC soft board to be detected; 31. a fixed block; 32. briquetting; 33. assembling a needle die A; 34. assembling a needle die B; 35. a first partial soft board; 36. a second partial soft board; 37. a needle feeding die A; 38. a needle feeding die A; 39. a PCB; 40. a probe; 41. a support block; 42. a code scanning gun rack; 43. a code scanning gun; 44. a through hole; 45. and (4) needle die B.

Detailed Description

For a better understanding of the present invention, the present invention is further described below with reference to specific embodiments and the accompanying drawings, which show in fig. 1-10 a vertical test machine. Including frame 1, drive arrangement 2, push down structure 3, detection structure 4, limit structure 5, sweep a yard structure 6, switch board 7, be fixed with workstation 8 in the frame 1, drive arrangement 2 fixes on 1 lateral wall of frame, drive arrangement 2 with push down structure 3 fixed connection and drive arrangement 2 drive push down structure 3 and do the ascending reciprocating motion of vertical side, detect structure 4 with push down structure 3 fixed connection and detect structure 4 orientation workstation 8 sets up, be fixed with on the workstation 8 limit structure 5. After the FPC soft board 30 to be detected is placed, the code scanning mechanism 6 finishes scanning the FPC soft board 30, then a control system in the control cabinet 7 sends a signal for detecting the position determination of the FPC soft board 30 to the pressing structure 3, the pressing structure 3 moves towards the workbench 8 and presses towards the detection structure 4 under the driving of the driving device 2, the detection structure 4 is matched with the ohm tester 13 to detect the resistance value of each point on the FPC soft board, and finally, the detection result is qualified or unqualified and is displayed on the display screen.

As shown in fig. 2, the driving device 2 is a sliding table cylinder or a sliding table oil cylinder, and the driving device 2 is fixed on the inner side wall of the rack 1 through a fixing frame 9. The driving device 2 is controlled by the control system to work, a sliding table air cylinder or a sliding table oil cylinder is selected, and the operation is simple and the installation is convenient.

As shown in fig. 2, 3 and 4, the pressing structure 3 includes a pressing box 10 fixedly connected to the driving device 2, one side of the pressing box 10 fixed to the detecting structure 4 is a U-shaped plate 11, and one side of the pressing box 10 fixed to the driving device 2 is a T-shaped plate 12. The pressure tank 10 is done the reciprocating motion of vertical direction under the drive arrangement 2 drive, for making pressure tank 10 and drive arrangement 2's joint strength down enough, one side that pressure tank 10 and drive arrangement 2 are fixed sets up to T template 12 down, the vertical part of T template 12 is fixed through bolt fastening spare with the cylinder of slip table cylinder or slip table hydro-cylinder, because need hold spring needle 18 in the pressure tank 10 down, the bottom mounting panel of pressure tank 10 is U template 11 down, this makes pressure tank 10 bottom have the opening to hold detecting component inside it down, play dustproof and the effect of protection.

As shown in fig. 4 and 5, the detecting structure 4 includes an ohmic tester 13 disposed on the frame 1, and further includes an upper template 14 fixedly connected to the U-shaped plate 11, a detection assembly 15 is arranged on one side of the upper template 14, which faces the workbench 8, the detection assembly 15 comprises a positioning groove 16 arranged on the upper template 14, an elastic pressing block 17 is fixed in the positioning groove 16, spring needles 18 are distributed on the elastic pressing block 17, one end of the spring needle 18 extends into the interior of the lower pressure box 10, the other end of the spring needle 18 extends out of the elastic pressing block 17, the periphery of the spring needle 18 is distributed with pin needles 19, one end of each pin needle 19 extends into the lower pressure box 10, the other end of the pin 19 extends into the elastic pressing block 17, the positioning groove 16 is communicated with the through hole 44, and the through hole 44 penetrates through the upper die plate 14. Along with pressing down case 10 and pressing close to workstation 8, elastic pressing block 17 presses close to workstation 8, and pin 19 holds inside elastic pressing block 17, and the two constitutes the route of intercommunication with workstation 8 one side inspection part, ensures to realize carrying out resistance test to FPC soft board 30. The pogo pin 18, which is a pogopin, is widely used in various precision electronic instruments, mainly for connection, for transmitting electric power, signals, and the like. pin 19 is a metallic substance used in connectors to accomplish the conductive transmission of electrical signals.

As shown in fig. 5, the detecting members 15 are arranged in parallel and at least two sets are provided. The detection assembly 15 is provided with two sets of sets for detecting different positions on the FPC soft board 30, so that the detection process is prevented from being prolonged due to the fact that a sliding structure is additionally arranged on the detection assembly 15, and the cost of the testing machine is prevented from being increased.

As shown in fig. 5, at least four limit blocks 20 are circumferentially distributed on one side of the upper die plate 14 facing the workbench 8, a counter shaft 21 is fixed on the upper die plate 14, and the counter shaft 21 extends into a guide sleeve 22 on the workbench 8. The arrangement of the limiting block 20 avoids crushing other parts on the workbench 8 in the working stroke of the pressing box 10. The inner table shaft 21 and the guide sleeve 22 are matched to play a role in guiding.

As shown in fig. 6-9, the limiting structure 5 includes a first lower template 23 and a second lower template 24 fixed on the working table 8, a positioning needle 25 and a positioning guide sleeve 26 are arranged between the first lower template 23 and the second lower template 24 in a penetrating way, the positioning guide sleeve 26 is arranged on the guide shaft 27 in a penetrating way, the first lower template 23 is provided with a workpiece placing seat 28, the workpiece placing seat 28 is provided with a workpiece placing groove 29, the FPC 30 to be detected is placed in the workpiece placing groove 29, one end of a fixing block 31 is fixed on the first lower template 23, the other end of the fixing block 31 is fixed on the workpiece placing seat 28, a pressing block 32 is arranged between two adjacent fixing blocks 31, two workpiece placing seats 28 are arranged, a needle mold a assembly 33 is disposed below one of the work placing seats 28, and a needle mold B assembly 34 is disposed below the other work placing seat 28. The second lower template 24 is fixed on the workbench 8, the second lower template is movably mounted on the first lower template 24 through a positioning pin 25 and a guide sleeve 26, an FPC soft board 30 is placed in a workpiece placing groove 29, a workpiece placing seat 28 is tightly pressed on the workbench 8 by a fixing block 3, and a pressing block 32 has two use states: when the first part of soft plates 35 are detected, the pressing blocks 32 corresponding to the first part of soft plates 35 are in a vertical state, and the pressing blocks 32 corresponding to the second part of soft plates 36 are pressed to the workpiece placing seat 28; when the second portion of the soft plates 36 are detected, the pressing blocks 32 corresponding to the second portion of the soft plates 36 are in a vertical state, and the pressing blocks 32 corresponding to the first portion of the soft plates 35 are pressed against the workpiece placing seat 28. When the resistance detection is performed on different parts of the FPC flexible board 30, the press block 32 is passed out through the through hole 44.

As shown in fig. 7, the FPC flexible board 30 to be inspected is divided into a first portion flexible board 35 and a second portion flexible board 36, the needle mold a assembly 33 includes an upper needle mold a37 and a lower needle mold a38, the upper needle mold a37 is matched with the lower needle mold a38, the first portion flexible board 35 is in contact with the upper needle mold a37, the lower needle mold a38 is in contact with a PCB39, the probes 40 penetrate through the upper needle mold a37 and the lower needle mold a38 are in contact with the FPC flexible board 30 to be inspected, the probes 40 are uniformly distributed, the PCB39 is fixed on a support block 41, the support block 41 is fixed on the second lower mold 24 through steps at two ends, and the pin needles 19 penetrate through the workpiece placing seat 28 and are circumferentially distributed on the workpiece placing seat 28. pin 19 is a metallic substance used in connectors to accomplish the conductive transmission of electrical signals. The probes 40 are uniformly distributed in the upper needle die A37 and the lower needle die A38, the probes 40 are in contact with the FPC 30, resistance testing is carried out, resistance signals obtained through testing are fed back to the controller, and therefore a worker can know whether the detected FPC is qualified or not.

As shown in fig. 8, the needle die B assembly 34 includes a needle die B45, a needle die B45 is disposed below the second portion soft plate 36, the probe 40 penetrates through the needle die B45 and contacts the second portion soft plate 36, and the pin needles 19 penetrate through the workpiece placing seat 28 and the needle die B45 and are circumferentially distributed on the workpiece placing seat 28. The probe is a test needle for testing, the surface of the probe is plated with gold, and a high-performance spring with the average service life of 3-10 ten thousand is arranged in the probe. The probes 40 are uniformly distributed in the probe module B45, the probes 40 are in contact with the FPC flexible printed circuit board 30, resistance testing is carried out, resistance signals obtained through testing are fed back to the controller, and therefore a worker can know whether the detected flexible printed circuit board is qualified or not.

As shown in fig. 2, the code scanning structure 6 includes a code scanning gun 43 fixed on the second lower template 24 through a code scanning gun rack 42, and a lens of the code scanning gun 43 faces the FPC flexible printed circuit board 30 to be detected. Sweep a yard rifle 43 and be connected with the switch board electricity. When the code scanning gun 43 detects a workpiece, a signal is transmitted to the control system, so that the start of a test process is controlled, the code scanning gun 43 records the serial number or the model number of each FPC (flexible printed circuit) soft board 30 to be tested, and the information is fed back to the control cabinet.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The vertical testing machine is characterized by comprising a rack (1), a driving device (2), a pressing structure (3), a detection structure (4), a limiting structure (5), a code sweeping structure (6) and a control cabinet (7), wherein a workbench (8) is fixed on the rack (1), the driving device (2) is fixed on the side wall of the rack (1), the driving device (2) is fixedly connected with the pressing structure (3) and the driving device (2) drives the pressing structure (3) to do reciprocating motion in the vertical direction, the detection structure (4) is fixedly connected with the pressing structure (3) and the detection structure (4) faces towards the workbench (8), and the limiting structure (5) is fixed on the workbench (8).

2. The vertical testing machine according to claim 1, wherein the driving device (2) is a sliding table cylinder or a sliding table oil cylinder, and the driving device (2) is fixed on the inner side wall of the rack (1) through a fixing frame (9).

3. The vertical testing machine according to claim 1, wherein the lower press structure (3) comprises a lower press box (10) fixedly connected with the driving device (2), one side of the lower press box (10) fixed with the detection structure (4) is provided with a U-shaped plate (11), and one side of the lower press box (10) fixed with the driving device (2) is provided with a T-shaped plate (12).

4. The vertical testing machine according to claim 3, wherein the detecting structure (4) comprises an ohm tester (13) arranged on the frame (1), and further comprises an upper template (14) fixedly connected with the U-shaped plate (11), a detecting component (15) is arranged on one side of the upper template (14) facing the workbench (8), the detecting component (15) comprises a positioning groove (16) formed in the upper template (14), an elastic pressing block (17) is fixed in the positioning groove (16), spring pins (18) are distributed on the elastic pressing block (17), one end of each spring pin (18) extends into the lower pressing box (10), the other end of each spring pin (18) extends out of the elastic pressing block (17), pin pins (19) are distributed around the spring pins (18), and one end of each pin (19) extends into the lower pressing box (10), the other end of the pin needle (19) extends into the elastic pressing block (17), the positioning groove (16) is communicated with the through hole (44), and the through hole (44) penetrates through the upper template (14).

5. The vertical testing machine according to claim 4, characterized in that the detection assemblies (15) are arranged side by side and in at least two groups.

6. The vertical testing machine as claimed in claim 4, wherein at least four limiting blocks (20) are circumferentially distributed on one side of the upper template (14) facing the workbench (8), an inner table shaft (21) is fixed on the upper template (14), and the inner table shaft (21) extends into a guide sleeve (22) on the workbench (8).

7. The vertical testing machine according to claim 1, wherein the limiting structure (5) comprises a first lower template (23) and a second lower template (24) fixed on the worktable (8), a positioning needle (25) and a positioning guide sleeve (26) are arranged between the first lower template (23) and the second lower template (24) in a penetrating manner, the positioning guide sleeve (26) is arranged on a guide shaft (27) in a penetrating manner, a workpiece placing seat (28) is arranged on the first lower template (23), a workpiece placing groove (29) is formed in the workpiece placing seat (28), a flexible FPC board (30) to be tested is placed in the workpiece placing groove (29), one end of a fixing block (31) is fixed on the first lower template (23), the other end of the fixing block (31) is fixed on the workpiece placing seat (28), and a pressing block (32) is arranged between two adjacent fixing blocks (31), the number of the workpiece placing seats (28) is two, wherein a needle die A assembly body (33) is arranged below one workpiece placing seat (28), and a needle die B assembly body (34) is arranged below the other workpiece placing seat (28).

8. The vertical testing machine according to claim 7, wherein the FPC (30) to be tested is divided into a first portion (35) and a second portion (36), the needle die A assembly (33) comprises an upper needle die A (37) and a lower needle die A (38), the upper needle mold A (37) and the lower needle mold A (38) are mutually matched, the first part soft board (35) is contacted with the upper needle mold A (37), the lower needle die A (38) is contacted with a PCB (39), probes (40) penetrate through the upper needle die A (37) and the lower needle die A (38) to be contacted with the FPC (30) to be detected, the probes (40) are uniformly distributed, the PCB (39) is fixed on a support block (41), the support block (41) is fixed on the second lower template (24) through steps at two ends, and pin needles (19) penetrate through the workpiece placing seat (28) and are circumferentially distributed on the workpiece placing seat (28).

9. The vertical testing machine as recited in claim 8, wherein the pin die B assembly (34) comprises a pin die B (45), the pin die B (45) is disposed below the second portion soft plate (36), the probe pins (40) penetrate through the pin die B and contact the second portion soft plate (36), and the pin pins (19) penetrate through the workpiece holder (28) and the pin die B and are circumferentially distributed on the workpiece holder (28).

10. The vertical testing machine according to claim 7, wherein the code scanning structure (6) comprises a code scanning gun (43) fixed on the second lower template (24) through a code scanning gun rack (42), and a lens of the code scanning gun (43) faces to the FPC soft board (30) to be tested.