CN210071949U - Detection device for LED driver - Google Patents

Abstract

The utility model discloses a detection device for LED driver, including riser, first backup pad, sheave transmission, second backup pad and mobile station, the bottom of riser is equipped with first backup pad, is equipped with driving pulley and driven pulley on the first backup pad, and the cover is equipped with the belt on driving pulley and the driven pulley, and the equipartition is provided with a plurality of push pedals on the belt; a second supporting plate is arranged above the first supporting plate; the top of riser is equipped with the cylinder, and on the rear surface of cylinder was fixed in the riser, be equipped with the slide rail on the front surface of cylinder, be equipped with the mobile station on the slide rail, the mobile station is connected with the sleeve through first link, is equipped with the carriage release lever in the sleeve, and the bottom of carriage release lever is connected with the detecting head. The utility model discloses sheave transmission has been set up for LED driver's static and removal are gone on in turn, detect through the detecting head when LED driver is static, and transmission simple structure and detect very conveniently in batches.

Description

Detection device for LED driver

Technical Field

The utility model relates to a driver detection area specifically is a detection device for LED driver.

Background

The LED driver is widely used in modern life, and since the LED driver is a relatively precise electronic component, after the LED driver is produced, the LED driver needs to be detected to determine whether the LED driver can be put into use. The detection device of the existing LED driver generally detects the LED driver machinery one by one, workers are required to continuously take down and place the LED driver from the detection device, the efficiency is very low, some detection devices can detect in batches, but the transmission mechanism of the LED driver is too complex, a plurality of sensors are required to control the stop and the transportation of the LED driver, the manufacturing cost is very high, and the applicability is not high. Since the LED driver has a certain temperature characteristic, the performance of the LED driver varies with the temperature, and a general detection device cannot detect the temperature characteristic.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to a detection device for LED driver to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a detection device for an LED driver comprises a vertical plate, a first supporting plate, a sheave transmission device, a push plate, a second supporting plate, a mobile station and a detection head, wherein the bottom of the vertical plate is provided with the first supporting plate, four corners of the lower surface of the first supporting plate are respectively provided with a supporting leg, the left side of the upper surface of the first supporting plate is provided with two first bearing seats, the two first bearing seats are correspondingly arranged in front and at the back and are respectively fixed on the upper surface of the first supporting plate, the first bearing seats are provided with a bearing and a transmission shaft, the transmission shaft is provided with a driving belt wheel, the driving belt wheel is arranged between the two first bearing seats, the right side of the upper surface of the first supporting plate is provided with two second bearing seats, the two second bearing seats are correspondingly arranged in front and at the back and are respectively fixed on the upper surface of the first, a belt is sleeved on the driving belt wheel and the driven belt wheel, a plurality of push plates are uniformly distributed on the belt, and the push plates are perpendicular to the belt; a motor is arranged on the rear side of the first bearing seat and is rotationally connected with a sheave transmission device, and the sheave transmission device is rotationally connected with a driving belt wheel; a second supporting plate is arranged above the first supporting plate, the rear end of the second supporting plate is fixedly connected with the vertical plate, and the front end of the second supporting plate is fixed on the first supporting plate through a supporting column; a push plate groove is formed in the second supporting plate, baffle plates are arranged on the front side and the rear side of the push plate groove and are vertically fixed on the upper surface of the second supporting plate, and an LED driver is placed between the baffle plates; the top of the vertical plate is provided with an air cylinder, the rear surface of the air cylinder is fixed on the vertical plate, the front surface of the air cylinder is provided with a slide rail, and the slide rail is provided with a mobile station; the left side and the right side of the front surface of the mobile station are respectively provided with a first connecting frame, the rear end of each first connecting frame is fixed on the mobile station, the lower surface of the front end of each first connecting frame is connected with a sleeve, a moving rod is arranged in each sleeve, the top end of each moving rod is arranged in each sleeve in an inserting mode, the bottom end of each moving rod is connected with a detection head, each moving rod is sleeved with a first spring, the top end of each first spring is fixedly connected with the bottom end of each sleeve, and the bottom end of each first spring is fixedly connected with the top end of each; the front side and the rear side of the sleeve are respectively provided with a first hinge supporting rod, the top end of each first hinge supporting rod is hinged to the lower surface of the corresponding first connecting frame, the bottom end of each first hinge supporting rod is hinged to a second hinge supporting rod, a second spring is arranged at the position where each first hinge supporting rod is hinged to the corresponding second hinge supporting rod, the bottom end of each second hinge supporting rod is provided with a clamping wheel, and a soft rubber pad is arranged on the wheel surface of each clamping wheel.

As a further aspect of the present invention: the vertical plate is a vertically placed rectangular plate, the first supporting plate is a horizontally placed rectangular plate, the left end of the second supporting plate is arranged to be an upward-leftward circular arc-shaped plate, and the right end of the second supporting plate is arranged to be a downward-rightward circular arc-shaped plate.

As a further aspect of the present invention: the grooved pulley transmission device comprises a driving shaft, a driving plate, a driving lever, a round pin, a grooved pulley and a driven shaft, wherein the driving shaft is inserted in the center of the driving plate, the driving plate is rotatably connected with a motor through the driving shaft, the driving lever is arranged on the driving plate, one end, facing the circle center of the driving plate, of the driving lever is fixedly connected with the driving plate, the round pin is arranged at one end, away from the circle center of the driving plate, of the driving lever, the grooved pulley is arranged on the right side of the driving plate, the driven; four sections of locking arcs and four wheel grooves are arranged on the grooved wheel, the locking arcs are concave arcs, and the locking arcs are matched with the outer arcs of the driving plate.

As a further aspect of the present invention: the detecting head comprises a first probe, a second probe, a third probe, a fourth probe and a fixed disc, the fixed disc is connected with the bottom end of the moving rod, the first probe is arranged at the left end of the lower surface of the fixed disc, the second probe is arranged at the rear end of the lower surface of the fixed disc, the third probe is arranged at the right end of the lower surface of the fixed disc, the fourth probe is arranged at the front end of the lower surface of the fixed disc, the first probe and the third probe are matched for use, and the second probe and the fourth probe are matched for use.

As a further aspect of the present invention: the air-blowing device is characterized in that a second connecting frame is arranged on the front surface of the moving table, the rear end of the second connecting frame is fixed on the moving table, an air cylinder is connected to the lower surface of the front end of the second connecting frame, the air cylinder is a hollow cylinder, a fan and an electric heating wire are arranged in the air cylinder, and the electric heating wire is arranged below the fan.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses set up sheave transmission, changed the transport of LED driver in the second backup pad into intermittent type and transported, the stillness and the removal of LED driver are gone on alternately, detect through the detecting head when the LED driver is still, transport in the LED driver motion process, transmission simple structure and detect very conveniently in batches; the utility model is provided with the detecting head with four probes, and is divided into two groups for detecting the LED driver, and the detecting head is used for respectively detecting the output power and the insulating property of the LED driver, and has more functions; the utility model is provided with the clamping wheel, when the detection head detects the LED driver, the LED driver can be clamped by the clamping wheel, thereby preventing the sliding of the LED driver, which causes the poor contact with the detection head and affects the detection precision; the utility model discloses set up fan and heating wire and blown off hot-blast heating to the LED driver, can detect out the performance of this LED driver and the change relation of temperature.

Drawings

Fig. 1 is a front view of a detection apparatus for an LED driver.

Fig. 2 is a side view of a detection device for an LED driver.

Fig. 3 is a partially enlarged view of a detection device for an LED driver at a.

Fig. 4 is a front view of a first hinge support rod and a second hinge support rod in a detection device for an LED driver.

Fig. 5 is a schematic three-dimensional structure diagram of a detection head in a detection device for an LED driver.

Fig. 6 is a detection flow chart of a detection device for an LED driver.

In the figure: 1. a vertical plate; 2. supporting legs; 3. a first support plate; 4. a first bearing housing; 5. a second bearing housing; 6. a sheave drive; 61. a drive shaft; 62. a dial; 63. a deflector rod; 64. a round pin; 65. a grooved wheel; 651. locking an arc; 652. a wheel groove; 66. a driven shaft; 7. a driving pulley; 8. a driven pulley; 9. a belt; 10. pushing the plate; 11. a motor; 12. a second support plate; 121. a push plate groove; 13. a baffle plate; 14. an LED driver; 15. a cylinder; 16. a slide rail; 17. a mobile station; 18. a first connecting frame; 19. a sleeve; 20. a travel bar; 21. a first spring; 22. a probe head; 221. a first probe; 222. a second probe; 223. a third probe; 224. a fourth probe; 225. fixing the disc; 23. a second link frame; 24. an air guide cylinder; 25. a fan; 26. an electric heating wire; 27. a first hinge support rod; 28. a second hinge support rod; 29. a pinch wheel; 30. a second spring.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-6, a detecting device for an LED driver comprises a vertical plate 1, a first supporting plate 3, a sheave driving device 6, a push plate 10, a second supporting plate 12, a moving table 17 and a detecting head 22, wherein the bottom of the vertical plate 1 is provided with the first supporting plate 3, the vertical plate 1 is a vertically placed rectangular plate, the first supporting plate 3 is a horizontally placed rectangular plate, four corners of the lower surface of the first supporting plate 3 are respectively provided with supporting legs 2, the left side of the upper surface of the first supporting plate 3 is provided with two first bearing seats 4, the two first bearing seats 4 are correspondingly arranged in front and back and are respectively fixed on the upper surface of the first supporting plate 3, the first bearing seats 4 are provided with bearings and a transmission shaft, the transmission shaft is provided with a driving pulley 7, the driving pulley 7 is arranged between the two first bearing seats 4, the right side of the upper surface of the first supporting plate 3, the two second bearing seats 5 are correspondingly arranged in front and back and are fixed on the upper surface of the first supporting plate 3, the second bearing seats 5 are provided with bearings and transmission shafts, driven belt wheels 8 are arranged on the transmission shafts, the driven belt wheels 8 are arranged between the two second bearing seats 5, the driving belt wheels 7 and the driven belt wheels 8 are sleeved with belts 9, a plurality of push plates 10 are uniformly distributed on the belts 9, and the push plates 10 are arranged perpendicular to the belts 9; the rear side of the first bearing seat 4 is provided with a motor 11, the motor 11 is rotatably connected with a sheave transmission device 6, and the sheave transmission device 6 is rotatably connected with a driving belt wheel 7.

A second supporting plate 12 is arranged above the first supporting plate 3, the rear end of the second supporting plate 12 is fixedly connected with the vertical plate 1, the front end of the second supporting plate 12 is fixed on the first supporting plate 3 through a supporting column, the left end of the second supporting plate 12 is provided with a circular arc plate facing to the left upwards, the right end of the second supporting plate 12 is provided with a circular arc plate facing to the right downwards, the circular arc plate on the left side is used for feeding, and the circular arc plate on the right side is used for discharging; seted up push plate groove 121 on the second backup pad 12, both sides all are equipped with baffle 13 around push plate groove 121, and baffle 13 vertical fixation has placed LED driver 14 in the upper surface of second backup pad 12 between baffle 13, and push plate 10 has alternated push plate groove 121 and has promoted LED driver 14 between two baffles 13 for LED driver 14 can remove along with push plate 10 between two baffles 13.

The top of the vertical plate 1 is provided with an air cylinder 15, the rear surface of the air cylinder 15 is fixed on the vertical plate 1, the front surface of the air cylinder 15 is provided with a slide rail 16, the slide rail 16 is provided with a mobile station 17, and the mobile station 17 can be pushed by the air cylinder 15 to move up and down along the slide rail 16; the left side and the right side of the front surface of the mobile station 17 are both provided with a first connecting frame 18, the rear end of the first connecting frame 18 is fixed on the mobile station 17, the lower surface of the front end of the first connecting frame 18 is connected with a sleeve 19, the sleeve 19 is a hollow cylinder, a moving rod 20 is arranged in the sleeve 19, the top end of the moving rod 20 is inserted in the sleeve 19, the bottom end of the moving rod 20 is connected with a detecting head 22, the moving rod 20 is sleeved with a first spring 21, the top end of the first spring 21 is fixedly connected with the bottom end of the sleeve 19, the bottom end of the first spring 21 is fixedly connected with the top end of the detecting head 22, the first spring 21 can prevent the moving rod 20 from falling off from the, and enables the moving rod 20 to telescope within the sleeve 19, when the probe 22 comes into contact with the LED driver 14 to be tested, the first spring 21 has a buffer function, and prevents the detection head 22 and the LED driver 14 from being damaged due to impact; the front side and the rear side of the sleeve 19 are provided with first hinge support rods 27, the top ends of the first hinge support rods 27 are hinged to the lower surface of the first connecting frame 18, the bottom ends of the first hinge support rods 27 are hinged to second hinge support rods 28, second springs 30 are arranged at the hinged positions of the first hinge support rods 27 and the second hinge support rods 28, clamping wheels 29 are arranged at the bottom ends of the second hinge support rods 28, soft rubber pads are arranged on wheel surfaces of the clamping wheels 29, when the moving platform 17 presses down, the clamping wheels 29 can firstly contact the second supporting plate 12, meanwhile, the second springs 30 are compressed, so that the included angle between the first hinge support rods 27 and the second hinge support rods 28 changes, and therefore the two clamping wheels 29 roll towards the LED driver 14 and clamp the LED driver 14.

The LED driving device is characterized in that a second connecting frame 23 is arranged on the front surface of the moving table 17, the rear end of the second connecting frame 23 is fixed on the moving table 17, an air guide cylinder 24 is connected to the lower surface of the front end of the second connecting frame 23, the air guide cylinder 24 is a hollow cylinder, a fan 25 and a heating wire 26 are arranged in the air guide cylinder 24, the heating wire 26 is arranged below the fan 25, and when the fan 25 and the heating wire 26 are started, the air guide cylinder 24 blows hot air downwards to heat the LED driver 14.

As shown in fig. 3, the sheave transmission device 6 includes a driving shaft 61, a driving plate 62, a shift lever 63, a round pin 64, a sheave 65 and a driven shaft 66, the driving shaft 61 is inserted through the center of the driving plate 62, the driving plate 62 is rotatably connected with the motor 11 through the driving shaft 61, the shift lever 63 is arranged on the driving plate 62, one end of the shift lever 63 facing the center of the circle of the driving plate 62 is fixedly connected with the driving plate 62, the round pin 64 is arranged at one end of the shift lever 63 away from the center of the circle of the driving plate 62, the sheave 65 is arranged on the right side of the driving plate 62, the driven shaft 66 is inserted through the center; the grooved wheel 65 is provided with four sections of locking arcs 651 and four grooves 652, the locking arcs 651 are concave arcs, the locking arcs 651 are matched with an outer arc line of the driving plate 62, when the driving plate 62 is driven by the driving shaft 61 to rotate continuously, when the round pin 64 does not enter the groove 652 of the grooved wheel 65, the locking arcs 651 of the grooved wheel 65 are clamped by the outer arc line of the driving plate 62, so that the grooved wheel 65 is not moved, when the driving plate 62 rotates until the round pin 64 enters the groove 652, the locking arcs 651 are just separated from the outer arc line of the driving plate 62, the round pin 64 drives the grooved wheel 65 to rotate, after the driving plate 62 rotates for a quarter of a circle, the locking arcs 651 on the grooved wheel 65 are clamped by the outer arc line of the driving plate 62 again, and the grooved wheel.

As shown in fig. 5, the probing head 22 includes a first probe 221, a second probe 222, a third probe 223, a fourth probe 224 and a fixed disk 225, the fixed disk 225 is connected to the bottom end of the moving rod 20, the first probe 221 is disposed at the left end of the lower surface of the fixed disk 225, the second probe 222 is disposed at the rear end of the lower surface of the fixed disk 225, the third probe 223 is disposed at the right end of the lower surface of the fixed disk 225, the fourth probe 224 is disposed at the front end of the lower surface of the fixed disk 225, the first probe 221 and the third probe 223 are used in cooperation, and the second probe 222 and the fourth probe 224 are used in cooperation.

In the use process of the utility model, the motor 11 is started first, the LED driver 14 is placed between the two baffles 13 at intervals, the push plate 10 pushes the LED driver 14 to move from left to right, and the cylinder 15 is started, so that the cylinder 15 drives the mobile station 17 to continuously move up and down with the same frequency and amplitude; when the mobile station 17 moves downwards and the probe 22 contacts the LED driver 14, the first probe 221 and the third probe 223 will be connected to the LED driver 14 and turn on the circuit to detect the output voltage of the LED driver 14 and the current in the circuit, so as to determine whether the power of the LED driver 14 meets the standard, the second probe 222 and the fourth probe 224 will contact the LED driver 14, and at the same time, the second probe 222 and the fourth probe 224 will output voltage to the LED driver 14 and detect the output current in the circuit, so as to determine whether the housing of the LED driver 14 is insulated, thereby completing the first round of detection of the LED driver 14; then the mobile platform 17 moves upwards, the detecting head 22 is separated from the LED driver 14, the grooved wheel transmission device 6 drives the belt 9 to rotate for a quarter of a turn, the mobile platform 17 moves downwards again, the detecting head 22 contacts with the LED driver 14 again, and the next LED driver 14 is detected; in the process, the air cylinder 24 blows hot air all the time to heat the LED driver 14, the LED driver 14 receives detection once when the left side of the air cylinder 24 is not heated, and receives detection again after being heated, and the performance change of the LED driver 14 caused by the temperature change can be obtained through data comparison of the two times.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (5)

1. A detection device for an LED driver comprises a vertical plate (1), a first support plate (3), a sheave transmission device (6), a push plate (10), a second support plate (12), a mobile station (17) and a detection head (22), and is characterized in that the bottom of the vertical plate (1) is provided with the first support plate (3), four corners of the lower surface of the first support plate (3) are respectively provided with a support leg (2), the left side of the upper surface of the first support plate (3) is provided with two first bearing seats (4), the two first bearing seats (4) are correspondingly arranged in front of and behind and are respectively fixed on the upper surface of the first support plate (3), the first bearing seats (4) are provided with a bearing and a transmission shaft, the transmission shaft is provided with a driving pulley (7), the driving pulley (7) is arranged between the two first bearing seats (4), the right side of the upper surface of the first support plate (3) is provided with, the two second bearing seats (5) are correspondingly arranged in front and back and are fixed on the upper surface of the first supporting plate (3), bearings and transmission shafts are arranged on the second bearing seats (5), driven belt wheels (8) are arranged on the transmission shafts, the driven belt wheels (8) are arranged between the two second bearing seats (5), belts (9) are sleeved on the driving belt wheels (7) and the driven belt wheels (8), a plurality of push plates (10) are uniformly distributed on the belts (9), and the push plates (10) are perpendicular to the belts (9); a motor (11) is arranged on the rear side of the first bearing seat (4), the motor (11) is rotatably connected with a sheave transmission device (6), and the sheave transmission device (6) is rotatably connected with a driving belt wheel (7); a second supporting plate (12) is arranged above the first supporting plate (3), the rear end of the second supporting plate (12) is fixedly connected with the vertical plate (1), and the front end of the second supporting plate (12) is fixed on the first supporting plate (3) through a supporting column; the LED lamp support is characterized in that a push plate groove (121) is formed in the second support plate (12), baffle plates (13) are arranged on the front side and the rear side of the push plate groove (121), the baffle plates (13) are vertically fixed on the upper surface of the second support plate (12), and an LED driver (14) is arranged between the baffle plates (13); the top of the vertical plate (1) is provided with an air cylinder (15), the rear surface of the air cylinder (15) is fixed on the vertical plate (1), the front surface of the air cylinder (15) is provided with a slide rail (16), and the slide rail (16) is provided with a mobile platform (17); the left side and the right side of the front surface of the mobile platform (17) are respectively provided with a first connecting frame (18), the rear end of each first connecting frame (18) is fixed on the mobile platform (17), the lower surface of the front end of each first connecting frame (18) is connected with a sleeve (19), a moving rod (20) is arranged in each sleeve (19), the top end of each moving rod (20) is arranged in each sleeve (19) in a penetrating mode, the bottom end of each moving rod (20) is connected with a detection head (22), each moving rod (20) is sleeved with a first spring (21), the top end of each first spring (21) is fixedly connected with the bottom end of each sleeve (19), and the bottom end of each first spring (21) is fixedly connected with the top end of each detection head (22); the front side and the rear side of the sleeve (19) are provided with first hinge supporting rods (27), the top ends of the first hinge supporting rods (27) are hinged to the lower surface of the first connecting frame (18), the bottom ends of the first hinge supporting rods (27) are hinged to second hinge supporting rods (28), second springs (30) are arranged at the hinged positions of the first hinge supporting rods (27) and the second hinge supporting rods (28), the bottom ends of the second hinge supporting rods (28) are provided with clamping wheels (29), and soft rubber pads are arranged on wheel faces of the clamping wheels (29).

2. The detecting device for the LED driver according to claim 1, wherein the vertical plate (1) is a rectangular plate placed vertically, the first supporting plate (3) is a rectangular plate placed horizontally, the left end of the second supporting plate (12) is set to be a circular arc plate facing to the left and the right end of the second supporting plate (12) is set to be a circular arc plate facing to the right and the lower.

3. The detecting device for LED driver as claimed in claim 1, the grooved wheel transmission device (6) comprises a driving shaft (61), a driving plate (62), a driving lever (63), a round pin (64), a grooved wheel (65) and a driven shaft (66), a driving shaft (61) is inserted in the center of the driving plate (62), the driving plate (62) is rotatably connected with the motor (11) through the driving shaft (61), a shifting rod (63) is arranged on the driving plate (62), one end, facing the circle center of the driving plate (62), of the shifting rod (63) is fixedly connected with the driving plate (62), a round pin (64) is arranged at one end, away from the circle center of the driving plate (62), of the shifting rod (63), a grooved pulley (65) is arranged on the right side of the driving plate (62), a driven shaft (66) is inserted in the center of the grooved pulley (65), and the grooved pulley (65) is rotatably connected with the driving belt pulley; four sections of locking arcs (651) and four wheel grooves (652) are arranged on the grooved wheel (65), the locking arcs (651) are concave arcs, and the locking arcs (651) are matched with an outer arc line of the drive plate (62).

4. The detecting device for the LED driver according to claim 1, wherein the detecting head (22) comprises a first probe (221), a second probe (222), a third probe (223), a fourth probe (224) and a fixed disc (225), the fixed disc (225) is connected with the bottom end of the movable rod (20), the first probe (221) is arranged at the left end of the lower surface of the fixed disc (225), the second probe (222) is arranged at the rear end of the lower surface of the fixed disc (225), the third probe (223) is arranged at the right end of the lower surface of the fixed disc (225), the fourth probe (224) is arranged at the front end of the lower surface of the fixed disc (225), the first probe (221) and the third probe (223) are used in a matching way, and the second probe (222) and the fourth probe (224) are used in a matching way.

5. The detecting device for the LED driver according to claim 1, wherein a second connecting frame (23) is arranged on the front surface of the moving table (17), the rear end of the second connecting frame (23) is fixed on the moving table (17), the lower surface of the front end of the second connecting frame (23) is connected with an air guide cylinder (24), the air guide cylinder (24) is a hollow cylinder, a fan (25) and a heating wire (26) are arranged in the air guide cylinder (24), and the heating wire (26) is arranged below the fan (25).

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