CN212541768U

CN212541768U - Chip positioning device for LED display screen production

Info

Publication number: CN212541768U
Application number: CN202021095002.0U
Authority: CN
Inventors: 杨林; 颜色金; 徐智浩; 李小东
Original assignee: Sichuan Suining Lipuxin Microelectronic Co ltd
Current assignee: Sichuan Suining Lipuxin Microelectronic Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-02-12
Anticipated expiration: 2030-06-15

Abstract

The utility model belongs to the technical field of LED display screen production facility, especially, be a chip positioner is used in LED display screen production, to current chip fixing device operation complicacy, and fixed effect is relatively poor, thereby influence the processing stability of chip and the problem of machining precision, present following scheme is proposed, it includes the base plate, the spout has been seted up to base plate one side, and slidable mounting has two slides in the spout, and two equal fixed mounting in slide one side have splint, has seted up the mounting hole on the inner wall of spout one side, all rotates in the mounting hole and installs the drum, and threaded hole has been seted up to drum one side, and threaded hole is equal threaded mounting has first threaded rod, and first threaded rod one end fixed mounting has the support board, base plate opposite side fixed mounting has the motor. The utility model discloses a splint press from both sides tight location to the production of LED display screen with the chip to strengthen the fixed to the chip through driving to the board motion and splint cooperation, thereby improve the stability to the chip location.

Description

Chip positioning device for LED display screen production

Technical Field

The utility model relates to a LED display screen production facility technical field especially relates to a chip positioner is used in LED display screen production.

Background

An LED light emitting diode is a solid state semiconductor device capable of converting electrical energy into visible light, which can directly convert electricity into light. As a new generation light source which is currently attracting attention globally, LEDs are called green illumination light sources with the greatest development prospect in the 21 st century because of their advantages of high brightness, low heat, long life, no toxicity, recyclability, and the like. At present, the LED chip is mainly used in the field of illumination and display screens, and compared with the existing display screens of other types, the LED display screen has the characteristics of high brightness, long service life, large visual angle and the like.

In the production process of the LED display screen chip, the chip needs to be positioned, but the existing chip fixing device is complex in operation and poor in fixing effect, so that the processing stability and the processing precision of the chip are affected, and therefore the chip positioning device for LED display screen production is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current chip fixing device and operating complicacy, thereby just fixed effect is relatively poor, influence the defect of the processing stability and the machining precision of chip, and the chip positioner is used in LED display screen production that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a chip positioning device for LED display screen production comprises a substrate, wherein one side of the substrate is provided with a chute, two sliding plates are arranged in the chute in a sliding manner, clamping plates are fixedly arranged on one sides of the two sliding plates, mounting holes are formed in the inner wall of one side of the chute, a cylinder is rotatably arranged in the mounting holes, a threaded hole is formed in one side of the cylinder, a first threaded rod is uniformly and threadedly arranged in the threaded hole, a supporting plate is fixedly arranged at one end of the first threaded rod, a motor is fixedly arranged on the other side of the substrate, gears are fixedly arranged on an output shaft of the motor and the cylinder and are meshed with each other, circular holes are formed in the inner wall of the top and the inner wall of the bottom of the chute, second threaded rods are rotatably arranged in the two circular holes, the two sliding plates are respectively and, and the cylinder is fixedly provided with a driving bevel gear, and the two driven bevel gears are meshed with the driving bevel gear.

Preferably, two positioning plates are fixedly mounted in the sliding groove, and the two positioning plates are respectively rotatably sleeved on the outer sides of the corresponding second threaded rods to position the second threaded rods.

Preferably, the two locating plates are respectively and fixedly connected with one end of a limiting rod at one side away from each other, the other ends of the two limiting rods are respectively and fixedly connected with the inner wall of the top of the sliding groove and the inner wall of the bottom of the sliding groove, and the two sliding plates are respectively sleeved on the outer sides of the corresponding limiting rods in a sliding manner to guide and limit the sliding plates.

Preferably, the fixed cover in drum outside is equipped with spacing axle sleeve, and spacing axle sleeve and spout one side inner wall swing joint carry on spacingly to the drum.

Preferably, one side of the abutting plate is fixedly connected with one end of each of the two guide rods, and the base plate is sleeved on the outer sides of the two guide rods in a sliding manner to guide the abutting plate.

Preferably, the equal fixed mounting of one end that two second threaded rods kept away from each other has the limiting plate, and two limiting plates all carry on spacingly with base plate swing joint to the second threaded rod.

In the utility model, a chip positioner is used in production of LED display screen, through placing the LED display screen chip between two splint, then turn on the motor, the motor output shaft drives the drum through the transmission between two gears and rotates, the drum drives the drive bevel gear and rotates, drive bevel gear drives two driven bevel gears and rotates to opposite direction, two driven bevel gears drive two second threaded rods and rotate to opposite direction, two second threaded rods drive two slides to the side motion that is close to each other through the screw-thread fit with corresponding slide respectively, thereby clamp tightly the location to the chip;

in the utility model, the cylinder is matched with the first threaded rod through the threaded hole and drives the abutting plate to move to one side under the guiding action of the two guide rods, and the abutting plate is matched with the two clamping plates to strengthen the positioning of the chip, so that the stability of positioning the chip is ensured;

the utility model has the advantages of reasonable design, press from both sides tight location to the chip for the production of LED display screen through splint to strengthen the fixed to the chip through driving to the board motion and splint cooperation, thereby improve the stability to the chip location, the reliability is high.

Drawings

Fig. 1 is a front view of a chip positioning device for producing an LED display screen according to the present invention;

fig. 2 is a cross-sectional view of a chip positioning device for producing an LED display screen according to the present invention;

fig. 3 is an enlarged view of a portion a of the chip positioning device for producing LED display screens.

In the figure: 1. a substrate; 2. a chute; 3. a slide plate; 4. a splint; 5. a cylinder; 6. a first threaded rod; 7. a resisting plate; 8. a motor; 9. a gear; 10. a second threaded rod; 11. a driven bevel gear; 12. a drive bevel gear; 13. positioning a plate; 14. a limiting rod; 15. a limiting shaft sleeve; 16. a guide bar; 17. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a chip positioning device for producing an LED display screen comprises a substrate 1, a chute 2 is formed on one side of the substrate 1, two sliding plates 3 are slidably mounted in the chute 2, a clamping plate 4 is fixedly mounted on one side of each sliding plate 3, a mounting hole is formed on the inner wall of one side of the chute 2, a cylinder 5 is rotatably mounted in the mounting hole, a threaded hole is formed on one side of the cylinder 5, a first threaded rod 6 is threadedly mounted in the threaded hole, a resisting plate 7 is fixedly mounted at one end of the first threaded rod 6, a motor 8 is fixedly mounted on the other side of the substrate 1, gears 9 are fixedly mounted on the output shaft of the motor 8 and the cylinder 5, the two gears 9 are engaged, circular holes are formed in the inner wall of the top and the inner wall of the bottom of the chute 2, a second threaded rod 10 is, one ends of the two second threaded rods 10, which are close to each other, are fixedly provided with driven bevel gears 11, a driving bevel gear 12 is fixedly arranged on the cylinder 5, and the two driven bevel gears 11 are meshed with the driving bevel gear 12.

The utility model discloses in, fixed mounting has two locating plates 13 in 2 spouts, and two locating plates 13 rotate the cover respectively and establish in the second threaded rod 10 outside that corresponds, fix a position second threaded rod 10.

The utility model discloses in, the equal fixedly connected with gag lever post 14's in one side one end that two locating plates 13 kept away from each other one end, two gag lever posts 14's the other end respectively with 2 top inner walls of spout and bottom inner wall fixed connection, two slides 3 slide the cover respectively and establish in the corresponding gag lever post 14 outside, lead to slide 3 spacing.

The utility model discloses in, the fixed cover in the 5 outsides of drum is equipped with spacing axle sleeve 15, and spacing axle sleeve 15 carries on spacingly with 2 one side inner wall swing joint of spout to drum 5.

The utility model discloses in, support the one end of two guide bars 16 of 7 one side fixedly connected with of board, the base plate 1 slip cap is established in two guide bars 16 outsides, leads to supporting board 7.

The utility model discloses in, the equal fixed mounting of one end that two second threaded rods 10 kept away from each other has limiting plate 17, and two limiting plates 17 all with base plate 1 swing joint, carry on spacingly to second threaded rod 10.

In the utility model, when in use, the LED display screen chip is placed between the two clamping plates 4, then the motor 8 is started, the output shaft of the motor 8 drives the cylinder 5 to rotate through the transmission between the two gears 9, the cylinder 5 drives the driving bevel gear 12 to rotate, the driving bevel gear 12 drives the two driven bevel gears 11 to rotate in opposite directions, the two driven bevel gears 11 drive the two second threaded rods 10 to rotate in opposite directions, the two second threaded rods 10 respectively drive the two sliding plates 3 to move towards one side close to each other through the thread matching with the corresponding sliding plates 3, thereby press from both sides tight location to the chip, drum 5 drives through the screw-thread fit of screw hole and first threaded rod 6 and supports board 7 to one side motion under the guide effect of two guide bars 16 simultaneously, supports board 7 and strengthens the location to the chip through the cooperation with two splint 4 to guarantee the stability to the chip location.

Claims

1. A chip positioning device for LED display screen production comprises a substrate (1) and is characterized in that a chute (2) is formed in one side of the substrate (1), two sliding plates (3) are arranged in the chute (2) in a sliding manner, clamping plates (4) are fixedly arranged on one sides of the two sliding plates (3), a mounting hole is formed in the inner wall of one side of the chute (2), a cylinder (5) is rotatably arranged in the mounting hole, a threaded hole is formed in one side of the cylinder (5), a first threaded rod (6) is arranged in the threaded hole in a threaded manner, a supporting plate (7) is fixedly arranged at one end of the first threaded rod (6), a motor (8) is fixedly arranged on the other side of the substrate (1), gears (9) are fixedly arranged on the output shaft of the motor (8) and the cylinder (5), the two gears (9) are meshed with each other, circular holes, all rotate in two circular holes and install second threaded rod (10), two slide (3) are respectively the threaded sleeve and are established in the second threaded rod (10) outside that corresponds, and the equal fixed mounting of one end that two second threaded rods (10) are close to each other has driven bevel gear (11), fixed mounting has drive bevel gear (12) on drum (5), and two driven bevel gear (11) all mesh with drive bevel gear (12) mutually.

2. The chip positioning device for the LED display screen production according to claim 1, wherein two positioning plates (13) are fixedly installed in the sliding groove (2), and the two positioning plates (13) are respectively rotatably sleeved on the outer sides of the corresponding second threaded rods (10).

3. The chip positioning device for the LED display screen production according to claim 2, wherein one side of each of the two positioning plates (13) away from each other is fixedly connected with one end of a limiting rod (14), the other ends of the two limiting rods (14) are fixedly connected with the top inner wall and the bottom inner wall of the sliding groove (2), and the two sliding plates (3) are respectively sleeved on the outer sides of the corresponding limiting rods (14) in a sliding manner.

4. The chip positioning device for the production of the LED display screen as claimed in claim 1, wherein a limiting shaft sleeve (15) is fixedly sleeved outside the cylinder (5), and the limiting shaft sleeve (15) is movably connected with the inner wall of one side of the chute (2).

5. The chip positioning device for the LED display screen production according to claim 1, wherein one side of the abutting plate (7) is fixedly connected with one end of two guide rods (16), and the substrate (1) is slidably sleeved outside the two guide rods (16).

6. The chip positioning device for the LED display screen production according to claim 1, wherein one end of each of the two second threaded rods (10) away from each other is fixedly provided with a limiting plate (17), and the two limiting plates (17) are movably connected with the substrate (1).