CN210296332U

CN210296332U - Film pressing device for crystal expanding machine

Info

Publication number: CN210296332U
Application number: CN201921558578.3U
Authority: CN
Inventors: 梅宇峰
Original assignee: Quality Lead Electron Suzhou Co ltd
Current assignee: Quality Lead Electron Suzhou Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-04-10
Anticipated expiration: 2029-09-19

Abstract

The utility model relates to a expand brilliant machine technical field, especially be a film pressing device for expanding brilliant machine, including expanding brilliant quick-witted case, lower disc, upper cylinder post and upper disc, the lower terminal surface of fixing base is fixed and is provided with the spout fixed plate, the lower terminal surface of spout fixed plate is provided with the connecting rod perpendicularly, the lower part level of connecting rod is provided with the upper disc, the inside level of upper disc is provided with the guide pillar, the outside of guide pillar is provided with the spring, the up end fixed mounting of upper disc has AC motor, the both sides of roll board are provided with the connecting rod, the lower terminal surface fixed mounting of connecting rod has the slip preforming; through the connecting rod that sets up, roll up board and spring, can utilize before the press mold to roll up the board with connecting rod and slip preforming toward middle shrink, when the press mold heating, unclamp the board of rolling up, the elasticity of spring is with connecting rod and slip preforming toward both sides removal, effectively improves the basement membrane tensile degree of waiting to expand the wafer, better messenger's outer brilliant ring press-in wait expand the wafer on, the brilliant loss is expanded in very big reduction.

Description

Film pressing device for crystal expanding machine

Technical Field

The utility model relates to an expand brilliant machine technical field, specifically be a film pressing device for expanding brilliant machine.

Background

The crystal expansion is an auxiliary process before crystal solidification, in the production process of an LED wafer, in order to easily detect and sort LED crystal grains, a carrier of an LED wafer, namely an LED adhesive film, needs to be expanded, so that the cut crystal grains attached to the LED adhesive film are uniformly expanded, and an LED crystal expansion machine appears under the background condition; the wafers are produced in close proximity and there is no way to use an automated die bonder, so the dies must be separated by a method in which the film to which the dies are attached is stretched by a die spreader, which is then sleeved with a die spreader, which is the primary function of the die spreader.

When the crystal expanding process is operated, due to the influence of the temperature of the device on the glue film, the crystal expanding ring cannot be successfully combined with the crystal expanding ring every time crystal expansion is carried out, and when the glue film is heated and shrunk and the wafer to be expanded is not stretched, the wafer to be expanded is easily damaged by adding the crystal expanding ring, so that the film pressing device for the crystal expanding machine is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a press mold device for expanding brilliant machine to solve the problem that proposes in the above-mentioned background art.

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

a film pressing device for a crystal expanding machine comprises a crystal expanding machine box, a lower disc, an upper cylinder column and an upper disc, wherein a control panel is fixedly installed in the crystal expanding machine box, the upper end face of the crystal expanding machine box is fixedly provided with the lower disc, the upper part of the crystal expanding machine box is fixedly provided with the upper cylinder column, the top end of the upper cylinder column is fixedly connected with an upper cylinder, the middle part of the lower end face of the upper cylinder is fixedly provided with a fixed seat, the lower end face of the fixed seat is fixedly provided with a chute fixed plate, the lower end face of the chute fixed plate is vertically provided with a connecting rod, the lower part of the connecting rod is horizontally provided with the upper disc, the inner part of the upper disc is horizontally provided with a guide pillar, the outer part of the guide pillar is provided with a spring, the upper end face of the upper disc is fixedly provided with an alternating current motor, the working end face of, connecting rods are arranged on two sides of the rolling plate, and sliding pressing plates are fixedly mounted on the lower end faces of the connecting rods.

Preferably, the bottom surface of the sliding groove fixing plate is provided with a sliding groove which is in sliding fit with the connecting rod, and the sliding groove is in an inverted convex shape.

Preferably, the number of the connecting rods is two, the middle lower part of each connecting rod is provided with a through hole, and the through holes are in sliding fit with the guide pillars.

Preferably, the middle part of the upper disc is horizontally provided with a guide groove, and the inner wall of the guide groove is a concave-convex clamping groove which is fixedly connected with the connecting rod in a horizontal sliding manner.

Preferably, the spring is located between the two vertically arranged connecting rods, the maximum elastic length of the spring is smaller than the length of the guide pillar, the two ends of the guide pillar are fixedly provided with limiting blocks, and the limiting blocks are located on the outer side faces of the connecting rods.

Preferably, two ends of the rolling plate are respectively and fixedly connected with the connecting rod, the rolling plate is made of a soft oxford cloth plate, and two round stainless steel rings are arranged at the position fixed with the connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the connecting rod that sets up, roll up board and spring, can utilize before the press mold to roll up the board with connecting rod and slip preforming toward middle shrink, when the press mold heating, loosen and roll up the board, the elasticity of spring is with connecting rod and slip preforming toward both sides removal, effectively improves the basement membrane tensile degree of waiting to expand the wafer, and the brilliant ring is pressed into to wait to expand the wafer outside better messenger, and the brilliant loss is expanded in very big reduction.

2. The utility model discloses in, through the spout fixed plate that sets up, go up disc and guide way, the inner wall of guide way is unsmooth draw-in groove, can provide more stable expand brilliant environment, guarantees that the slip preforming is treated the steady tensile of expanding the wafer.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the guide post of the present invention;

FIG. 3 is a schematic view of the structure of the rolled plate of the present invention;

fig. 4 is a schematic top view of the upper disc of the present invention;

FIG. 5 is a schematic structural view of the upper disc of the present invention;

FIG. 6 is a schematic view of the connecting rod structure of the present invention;

fig. 7 is a sectional view of the chute fixing plate of the present invention.

In the figure: the device comprises a crystal expansion case 1, a control panel 2, a lower disc 3, an upper cylinder column 4, an upper disc 5, a fixed seat 6, an upper cylinder 7, a chute fixing plate 8, a connecting rod 9, a rolling plate 10, a guide column 11, a spring 12, a sliding pressing plate 13, a limiting block 14, a guide groove 15, an alternating current motor 16 and a rotating shaft 17.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a film pressing device for a crystal expanding machine comprises a crystal expanding machine box 1, a lower disc 3, an upper cylinder column 4 and an upper disc 5, wherein a control panel 2 is fixedly installed in the crystal expanding machine box 1, the upper end face of the crystal expanding machine box 1 is fixedly provided with the lower disc 3, the upper part of the crystal expanding machine box 1 is fixedly provided with the upper cylinder column 4, the top end of the upper cylinder column 4 is fixedly connected with an upper cylinder 7, the middle part of the lower end face of the upper cylinder 7 is fixedly provided with a fixed seat 6, the lower end face of the fixed seat 6 is fixedly provided with a chute fixed plate 8, the lower end face of the chute fixed plate 8 is vertically provided with a connecting rod 9, the lower part of the connecting rod 9 is horizontally provided with the upper disc 5, the inside of the upper disc 5 is horizontally provided with a guide pillar 11, the outside of the guide pillar 11 is provided with a spring 12, the upper end face of the upper disc 5 is fixedly provided with an alternating current motor 16, two sides of the rolling plate 10 are provided with connecting rods 9, and the lower end faces of the connecting rods 9 are fixedly provided with sliding pressing sheets 13.

The bottom surface of the chute fixing plate 8 is provided with a chute which is in sliding fit with the connecting rod 9 and is in an inverted convex shape; the number of the connecting rods 9 is two, and through holes are formed in the middle lower part of each connecting rod 9 and are in sliding fit with the guide pillars 11; a guide groove 15 is horizontally formed in the middle of the upper disc 5, and the inner wall of the guide groove 15 is a concave-convex clamping groove which is horizontally and fixedly connected with the connecting rod 9 in a sliding manner; the spring 12 is positioned between the two vertically arranged connecting rods 9, the maximum elastic length of the spring 12 is smaller than the length of the guide pillar 11, the two ends of the guide pillar 11 are fixedly provided with limit blocks 14, and the limit blocks 14 are positioned on the outer side surfaces of the connecting rods 9; two ends of the rolling plate 10 are respectively fixedly connected with the connecting rod 9, the rolling plate 10 is made of a soft oxford cloth plate, and two round stainless steel rings are arranged at the position fixed with the connecting rod 9.

The working process is as follows: firstly, a power plug on a crystal expansion case 1 is connected with a power supply and an air pipe, whether a power supply indicator lamp and an air pressure meter are connected or not is checked, then a power switch is turned on, the temperature required by crystal expansion is set by using a control panel 2, heating is waited at 55 +/-5 ℃, after the temperature reaches the set temperature, a motor 16 is turned on, a sliding pressing sheet 13 is reset to the middle position by using a rolling plate 10, an upper circular plate 5 of a crystal expansion machine is opened, a lower circular plate 3 is pressed to ascend a travel switch to enable a heating circular plate to ascend to a little higher than the horizontal position of the lower circular plate 3, an inner crystal ring is placed, the smooth surface of the inner crystal ring faces upwards, a chip of a chip film to be expanded is torn to be placed on the heating circular plate with the surface having the chip facing upwards, the position with the chip in the middle of the heating circular plate as far as possible, the glue film is slightly pressed by hands to heat, the heating disc rises to the expanding width to be needed between the wafers, the outer wafer ring is placed, the smooth surface faces downwards, the upper disc travel switch is pressed, the upper disc 5 is pressed until the outer wafer ring is pressed to the position 1/2 of the inner wafer ring, the motor 16 is turned off simultaneously, the sliding pressing sheet 13 is stretched towards two sides by the aid of the elastic force of the spring 12, the wafers to be expanded are expanded, the upper disc 5 and the lower heating disc are returned to the original position, the expanded wafers are taken out, redundant wafer films are cut off by the blade, the motor 16 is turned on, the rolling plate 10 is recycled towards the middle, the sliding pressing sheet 13 is recycled in the middle, and then the next wafer expanding process is carried out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a film pressing device for expanding brilliant machine, includes and expands brilliant quick-witted case (1), lower disc (3), goes up cylinder post (4) and last disc (5), its characterized in that: a control panel (2) is fixedly installed in the wafer expanding case (1), a lower disc (3) is fixedly arranged on the upper end face of the wafer expanding case (1), an upper cylinder column (4) is fixedly installed on the upper portion of the wafer expanding case (1), an upper cylinder (7) is fixedly connected to the top end of the upper cylinder column (4), a fixing seat (6) is fixedly installed in the middle of the lower end face of the upper cylinder (7), a chute fixing plate (8) is fixedly arranged on the lower end face of the fixing seat (6), a connecting rod (9) is vertically arranged on the lower end face of the chute fixing plate (8), an upper disc (5) is horizontally arranged on the lower portion of the connecting rod (9), a guide pillar (11) is horizontally arranged inside the upper disc (5), a spring (12) is arranged outside the guide pillar (11), and an alternating current motor (16) is fixedly installed on the upper end face of the upper disc (, the working end face of the alternating current motor (16) is provided with a rotating shaft (17), the outer end face of the rotating shaft (17) is fixedly connected with a rolling plate (10), two sides of the rolling plate (10) are provided with connecting rods (9), and the lower end face of each connecting rod (9) is fixedly provided with a sliding pressing sheet (13).

2. A film pressing device for a crystal expanding machine according to claim 1, wherein: the bottom surface of the sliding groove fixing plate (8) is provided with a sliding groove which is in sliding fit with the connecting rod (9), and the sliding groove is in an inverted convex shape.

3. A film pressing device for a crystal expanding machine according to claim 1, wherein: the number of the connecting rods (9) is two, through holes are formed in the middle lower portion of each connecting rod (9), and the through holes are in sliding fit with the guide pillars (11).

4. A film pressing device for a crystal expanding machine according to claim 1, wherein: a guide groove (15) is horizontally formed in the middle of the upper disc (5), and the inner wall of the guide groove (15) is a concave-convex clamping groove which is fixedly connected with the connecting rod (9) in a horizontally sliding mode.

5. A film pressing device for a crystal expanding machine according to claim 1, wherein: the spring (12) is positioned between the two vertically arranged connecting rods (9), the maximum elastic length of the spring (12) is smaller than the length of the guide pillar (11), the two ends of the guide pillar (11) are fixedly provided with limiting blocks (14), and the limiting blocks (14) are positioned on the outer side surfaces of the connecting rods (9).

6. A film pressing device for a crystal expanding machine according to claim 1, wherein: two ends of the rolling plate (10) are respectively and fixedly connected with the connecting rod (9), the rolling plate (10) is made of a soft oxford cloth plate, and two round stainless steel rings are arranged at the position fixed with the connecting rod (9).