CN213366555U

CN213366555U - A feed mechanism for graphite boat

Info

Publication number: CN213366555U
Application number: CN202022849000.2U
Authority: CN
Inventors: 沈小俊; 李小娟
Original assignee: Nantong Hornby Electronic Co ltd
Current assignee: Nantong Hornby Electronic Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-06-04
Anticipated expiration: 2030-12-02

Abstract

The utility model relates to a feed mechanism for graphite boat, it includes elevating system, derivation mechanism and graphite boat magazine, the mouth type frame mounting is in solid brilliant machine one side material loading position, install servo motor in the middle of the mouth type frame upper end, the servo motor lower extreme is connected with the lead screw, lifter plate one side design a lug and the design has the silk hole on the lug, the lifter plate is installed in mouth type frame one side and the lead screw rotates in the silk hole, the design of silk hole both sides has the guide arm to install on the lug, the guide arm lower extreme is fixed in lifter plate one end, the guide arm upper end slides through from mouth type frame upper end, derivation mechanism also installs material loading position and is located the opposite side of lifter plate on solid brilliant machine one side, derivation mechanism includes cylinder and driving lever, the cylinder is installed on solid brilliant machine, the telescopic link front end of cylinder connects the one end of driving lever, the other end design of; the graphite boat material box is placed on the lifting plate, and a plurality of graphite boats are placed in the graphite boat material box. The advantages are ingenious design, convenient use, safety and reliability, and high efficiency.

Description

A feed mechanism for graphite boat

Technical Field

The utility model relates to a diode production field, concretely relates to a feed mechanism for graphite boat.

Background

After a graphite boat is filled with a material sheet to be processed, the graphite boat needs to be manually conveyed to a die bonder for subsequent processing; in the production process of the diode, a crystal grain on a blue film is transferred onto a material sheet (soldering lug) on a graphite boat (also called a graphite plate, a material placing table and the like) through a suction nozzle at the upper end of a swing arm by using a crystal fixing machine, but the graphite boat needs one feeding process, which is troublesome, low in efficiency and relatively high in labor intensity. And the graphite boat is in order to screen the fast location when the tablet on the previous process, close to the side position and install a locating pin at one end of the graphite boat, the location orientation of being convenient for, the operation of being convenient for, because the design of this locating pin, when leading to solid brilliant machine material loading, the graphite boat has one end of locating pin must the outside, avoid getting rid of the arm upper end suction nozzle, once the direction is wrong, get rid of the arm upper end suction nozzle and directly hit on the locating pin, mechanical damage causes the loss, reduce production efficiency, can not the direction when the material loading now solve and make the wrong problem.

The die bonder is specified as, application (patent): CN201811110448.3, a get brilliant solid crystal mechanism in succession, including the tray of placing the blue membrane of wafer and the platform of putting of placing the tablet be provided with between tray and the platform of putting and get the crystalline grain on the blue membrane of wafer and put to get the swing arm on the tablet, still include blue membrane unloader, blue membrane unloader includes blue membrane feed bin and claw, place the blue membrane of wafer that is waited to get the brilliant operation in the blue membrane feed bin, the claw of getting move between blue membrane feed bin and the tray and can get and put the blue membrane of wafer, make whole crystal process of getting solid crystal go on in succession through setting up the claw of getting that can automatic switch over the blue membrane of wafer, operating personnel only need be responsible for in the blue membrane feed bin, and the blue membrane of feed supplement wafer is gone on by the claw of getting, has alleviateed operating personnel's intensity of labour, has improved the efficiency of getting the brilliant solid crystal.

The graphite boat related literature is application (patent) No.: CN201320270369.5 discloses a graphite disc for diode production, which comprises a body, wherein the upper surface of the body is provided with through holes matched with the sizes of leads, and positioning holes are respectively arranged at four corners of the body; the lead wires are introduced into the uniformly distributed through holes of the graphite plate, so that the lead wires can be transported in a package and conveyed to the next working procedure.

Disclosure of Invention

In order to solve the technical problem, the invention provides a feeding mechanism for a graphite boat, which is ingenious in design and convenient to use.

The technical scheme of the utility model:

a feeding mechanism for a graphite boat comprises a lifting mechanism, a leading-out mechanism and a graphite boat material box, wherein the lifting mechanism comprises a mouth-shaped frame and a lifting plate, the die bonder comprises a lead screw and a servo motor, wherein a die frame is arranged at a feeding position on one side of the die bonder, the servo motor is arranged in the middle of the upper end of the die frame, the lower end of the servo motor is connected with the lead screw, a bump is designed on one side of a lifting plate, a wire hole is designed on the bump, the lifting plate is arranged on one side of the die frame, the lead screw rotates in the wire hole, guide rods are designed on two sides of the wire hole and are arranged on the bump, the lower end of each guide rod is fixed at one end of the lifting plate, the upper end of each guide rod slides through the upper end of the die frame, a guide-out mechanism is also arranged at a material position on one side of the die bonder and is positioned on the other side of the lifting plate, the; the graphite boat material box is placed on the lifting plate, and a plurality of graphite boats are placed in the graphite boat material box.

The feeding mechanism is arranged on the feeding side of the die bonder and used for conveying the graphite boat in the material box to the feeding mechanism of the die bonder.

A clamping groove is formed in the middle of the lifting plate, and the lower end of the graphite boat material box is just clamped in the clamping groove during feeding.

The lower end of the screw rod is rotatably arranged in the middle of the lower end of the mouth-shaped frame through a bearing.

The graphite boat material box comprises material boxes and a handle, wherein the material boxes are divided into a plurality of layers, partition plates are arranged between the adjacent material boxes, the handle is arranged above the material box on the uppermost layer, the material box comprises an upper plate, a left side plate, a right side plate, partition plates, a lower plate and stop blocks, the left side of the upper plate is connected to the upper end of the left side plate, the lower end of the left side plate is connected to the left end of the lower plate, the left ends of the partition plates are uniformly arranged on the inner side of the left side plate, the partition plates are positioned between the upper plate and the lower plate, the right side plate is arranged above the right end of each partition plate and the lower plate, gaps are respectively reserved between the lower end of the upper plate and the lower end of the right side plate below each partition plate and the upper end of the right side plate below; the handle is arranged on the upper plate; a transverse rectangular groove is formed in the inner side wall of the left side plate below each stop block, an L-shaped groove is also formed in the upper end of the inner side of each right side plate, and the rectangular groove and the L-shaped groove in each layer of material boxes form a slide way of the graphite boat; the rear sides of the lower ends of the upper plate and each partition plate are vertically connected in a penetrating manner through a connecting rod, and the connecting rod is close to the inner side of the left side plate.

And a positioning pin is arranged at one end of the upper surface of the graphite boat and close to one side of the graphite boat.

The right side plate is provided with a plurality of waist-shaped through holes.

The left side plate is also provided with a plurality of waist-shaped through holes.

The invention has the advantages of ingenious design, convenient use, safety, reliability and improved efficiency.

Drawings

FIG. 1 is a schematic view of a loading mechanism for a graphite boat of the present invention.

Fig. 2 is a side view of the elevating mechanism of the loading mechanism for graphite boats of the present invention.

Fig. 3 is a schematic top view of the loading mechanism for graphite boats of the present invention.

FIG. 4 is a front side schematic view of a graphite boat magazine of the loading mechanism for a graphite boat of the present invention.

FIG. 5 is a rear side schematic view of a graphite boat magazine of the loading mechanism for a graphite boat of the present invention.

Detailed Description

Referring to fig. 1-3, the feeding mechanism for graphite boat comprises a lifting mechanism and a guiding mechanism, the lifting mechanism comprises a mouth-shaped frame 10, a lifting plate 11, a screw rod 12 and a servo motor 13, the mouth-shaped frame 10 is installed at a feeding position at one side of a die bonder, the servo motor 13 is installed in the middle of the upper end of the mouth-shaped frame 10, the lower end of the servo motor 13 is connected with the screw rod 12, a bump is designed at one side of the lifting plate 11, a screw hole is designed on the bump, the lifting plate 11 is installed at one side of the mouth-shaped frame 10, the screw rod 12 rotates in the screw hole, guide rods 14 are designed at two sides of the screw hole and installed on the bump, the lower end of the guide rod 14 is fixed at one end of the lifting plate 11, the upper end of the guide rod 14 slides through the upper end of the mouth-shaped frame 10, the guiding mechanism is also installed at a material loading position, the front end of the telescopic rod of the air cylinder 15 is connected with one end of a deflector rod 16, and the other end of the deflector rod 16 is designed with a downward bending block. The graphite boat material box is placed on the lifting plate, and a plurality of graphite boats are placed in the graphite boat material box. The feeding mechanism is arranged on the feeding side of the die bonder and used for conveying the graphite boat in the material box to the feeding mechanism of the die bonder. A clamping groove is formed in the middle of the lifting plate and used for positioning a lower plate of the material box, and the lower end of the lower plate is just clamped in the clamping groove during feeding. The lower end of the screw rod is rotatably arranged in the middle of the lower end of the mouth-shaped frame through a bearing. The servo motor drives the screw rod to rotate, and drives the lifting plate to lift up and down. The guide rod plays the direction and controls, prevents the lifter plate follow-up rotation, ensures that the lifter plate can only reciprocate.

Referring to the attached figures 4-5, the graphite boat material box comprises a material box and a handle 1, the material box is divided into a plurality of layers, a clapboard 4 is arranged between the adjacent material boxes, the handle 1 is arranged above the uppermost material box, the material box comprises an upper plate 2, a left side plate 9, a right side plate 3, partition plates 4, a lower plate 5 and a stop block 6, wherein the left side of the upper plate 2 is connected with the upper end of the left side plate 9, the lower end of the left side plate 9 is connected with the left end of the lower plate 5, the left ends of a plurality of partition plates 4 are uniformly arranged on the inner side of the left side plate 9, the plurality of partition plates 4 are positioned between the upper plate 2 and the lower plate 5, the right side plate 3 is arranged above the right end of each partition plate 4 and the lower plate 5, a gap is respectively reserved between the lower part of the right end of the upper plate 2 and the lower part of the right end, a stop block 6 is respectively arranged at the front side of the lower end of the upper plate 2 and each partition plate 4 and at the inner side position close to the left side plate 9; the handle 1 is arranged on the upper plate 2; a transverse rectangular groove is formed in the inner side wall of the left side plate 9 below each stop block 6, an L-shaped groove is also formed in the upper end of the inner side of each right side plate 3, and the rectangular groove and the L-shaped groove in each layer of material boxes form a slide 7 of the graphite boat; the upper plate 2 and the rear side of the lower end of each partition plate 4 are vertically and penetratingly connected through a connecting rod 8, and the connecting rod 8 is close to the inner side position of the left side plate 9.

And a positioning pin 18 is arranged at one end of the upper surface of the graphite boat 17 and close to one side of the graphite boat.

The right side plate 3 is provided with a plurality of waist-shaped through holes.

The left side plate 9 is also provided with a plurality of kidney-shaped through holes.

When the graphite boat is used, a plurality of graphite boats with material sheets are sequentially placed in a material box, the graphite boats slide into the material box through the slide ways 7, so that leads at the lower ends of the material sheets on the graphite boats are in a suspended state, adverse conditions such as bending of the leads and the like caused by collision are avoided, before the graphite boats are placed in the material box, the positioning pins at one ends of the graphite boats must avoid the stop blocks 6 on the material box, one ends of the graphite boats with the positioning pins must slide into the material box firstly to avoid the stop blocks 6, otherwise, the graphite boats cannot be placed in the material box, the stop blocks 6 play a role in preventing the graphite boat from being misdirected, and after the graphite boats are scratched, the connecting rods 8 at; after the material box is filled, the material box is moved to the lifting plate 11 on the lifting mechanism of the feeding mechanism, the servo motor 13 controls the lifting plate 11 to ascend by one material box height every time, at the moment, one end of a shifting rod 16 of the guiding mechanism is bent downwards, a downward bending block is just positioned behind the material box and is abutted to the rear end of the graphite boat from the rear side of an operation opening of the material box, the air cylinder 15 is pushed forwards to push the graphite boat to the feeding mechanism of the solid crystal machine from the material box, one end of a positioning pin of the graphite boat is ensured to be outward, the direction error is avoided, the operation of the solid crystal machine cannot be influenced, the guiding mechanism is immediately reset after sending one material, the lifting mechanism acts again to control the height of the ascending material box, the guiding mechanism pushes again until the whole graphite in the material box is completely conveyed, the work is stopped, a worker waits for replacing the filled material box with a new material box. The graphite boat feeding device not only solves the problem of direction error, but also ensures that the feeding is safe and does not damage pins of the material sheet, the graphite boat is convenient to transfer, and a plurality of material boxes are used for feeding at one time, so that the working efficiency is improved.

Claims

1. The feeding mechanism for the graphite boat is characterized by comprising a lifting mechanism, a derivation mechanism and a graphite boat material box, wherein the lifting mechanism comprises a mouth-shaped frame, a lifting plate, a screw rod and a servo motor, the mouth-shaped frame is arranged at the feeding position on one side of a die bonder, the servo motor is arranged in the middle of the upper end of the mouth-shaped frame, the lower end of the servo motor is connected with the screw rod, a lug is designed on one side of the lifting plate, a screw hole is designed on the lug, the lifting plate is arranged on one side of the mouth-shaped frame, the screw rod rotates in the screw hole, guide rods are designed on two sides of the screw hole and are arranged on the lug, the lower end of each guide rod is fixed at one end of the lifting plate, the upper end of each guide rod slides through the upper end of the mouth-shaped frame, the derivation mechanism is also arranged at the feeding position on one side of, the other end of the deflector rod is provided with a downward bending block; the graphite boat material box is placed on the lifting plate, and a plurality of graphite boats are placed in the graphite boat material box.

2. The loading mechanism of claim 1, wherein the loading mechanism is mounted on the feeding side of the wafer bonder for transporting the graphite boat in the magazine to the loading mechanism of the wafer bonder.

3. The loading mechanism of claim 1, wherein the lifting plate has a slot in the middle, and the lower end of the graphite boat magazine is just locked in the slot during loading.

4. The loading mechanism for graphite boats of claim 1, wherein the lower end of said screw is rotatably mounted to the middle of the lower end of the die frame by a bearing.

5. The loading mechanism for graphite boats of claim 1, wherein said graphite boat magazine comprises a plurality of magazines and handles, said magazines are divided into a plurality of layers, partitions are installed between adjacent magazines, handles are installed above the uppermost magazine, the material box comprises an upper plate, a left side plate, a right side plate, partition plates, a lower plate and a stop block, wherein the left side of the upper plate is connected to the upper end of the left side plate, the lower end of the left side plate is connected to the left end of the lower plate, the left ends of the partition plates are uniformly arranged on the inner side of the left side plate, the partition plates are positioned between the upper plate and the lower plate, the right side plate is arranged above the right end of each partition plate and the lower plate, gaps are respectively reserved between the lower part of the right end of the upper plate and the lower part of the right end of each partition, a stop block is respectively arranged at the front side of the lower end of the upper plate and each partition plate and close to the inner side of the left side plate; the handle is arranged on the upper plate; a transverse rectangular groove is formed in the inner side wall of the left side plate below each stop block, an L-shaped groove is also formed in the upper end of the inner side of each right side plate, and the rectangular groove and the L-shaped groove in each layer of material boxes form a slide way of the graphite boat; the upper plate and the rear side of the lower end of each partition plate are vertically connected in a penetrating manner through a connecting rod, and the connecting rod is close to the inner side of the left side plate;

a positioning pin is arranged at one end of the upper surface of the graphite boat and close to one side of the graphite boat;

the right side plate is provided with a plurality of waist-shaped through holes;