CN-116586257-B - Miniature glue spreader

CN116586257BCN 116586257 BCN116586257 BCN 116586257BCN-116586257-B

Abstract

The invention discloses a miniature glue spreader, which comprises a bottom plate which is horizontally arranged, wherein the middle part of the bottom plate is provided with a baffle plate in the width direction, two sides of the length direction of the baffle plate are respectively provided with a limiting block, a glue outlet structure which is overlapped with the limiting block is arranged between the limiting block and the baffle plate, the tops of the two glue outlet structures are connected with a certain amount of glue feeders through the same shunt structure, the baffle plate is provided with a glue spreading scraper on the outlet side of a material belt, the top of the baffle plate is provided with a height adjusting structure which is connected with the glue spreading scraper, and the top of the glue spreading scraper is provided with a height detecting structure which is in adjusting contact with the glue spreading scraper.

Inventors

ZHANG DONGQIN
CHEN XIANFENG
HENG XIANMEI
WANG YAN
CHEN BING
FU YINING

Assignees

隆扬电子(昆山)股份有限公司

Dates

Publication Date: 20260512
Application Date: 20230627

Claims (10)

1. A miniature glue spreader is characterized by comprising a bottom plate which is horizontally arranged, wherein a partition plate is arranged in the middle of the bottom plate in the width direction of the bottom plate, limiting blocks are respectively arranged on two sides of the partition plate in the length direction, a first interval which is matched with the width of a material belt is arranged between the limiting blocks and the partition plate, the limiting blocks can be close to or far away from the partition plate to be adjusted by the first interval, a glue outlet structure which is overlapped with the limiting blocks is arranged between the limiting blocks and the partition plate, a second interval which is matched with the thickness of the material belt is arranged between the glue outlet structure and the bottom plate, a certain amount of glue feeders are connected to the tops of the two glue outlet structures through the same split structure, glue spreading scrapers are arranged on the outlet side of the material belt and are respectively provided with a glue spreading cutter head on two sides of the partition plate, a third interval which is used for limiting the thickness of the glue scraping is arranged between the glue spreading cutter head and the bottom plate, and the top of the partition plate is provided with a height detection structure which is in contact with the glue spreading scraper.
2. The micro glue spreader according to claim 1, wherein two fixing blocks corresponding to the positions of the limiting blocks are respectively arranged on two sides of the bottom plate in the width direction, sliding grooves are formed in two sides of each limiting block in the width direction, sliding blocks are arranged on the fixing blocks and slide in the sliding grooves, and when the limiting blocks are fixed, knob screws are screwed into the fixing blocks from the outside to abut against the limiting blocks.
3. The miniature glue spreader of claim 1, wherein the glue outlet structure comprises a lapping plate and a glue outlet block, the lapping plate is lapped above the limiting block, the glue outlet block is fixed below the lapping plate and forms a 7-shaped structure with the lapping plate, the split structure comprises a split block, a vertical cavity channel connected with the quantitative glue feeder, a horizontal cavity channel vertical and communicated with the vertical cavity channel and two branch cavity channels vertical and communicated with the horizontal cavity channel are arranged in the split block, a through groove communicated with one branch cavity channel is formed in the lapping plate, a through glue outlet cavity channel is formed in the glue outlet block, the glue outlet cavity channel of the glue outlet block is communicated with the through groove of the lapping plate, a concave is formed in the bottom of the glue outlet block, and the glue outlet cavity channel of the glue outlet block is provided with a glue outlet end on a concave inclined surface.
4. A micro glue applicator as defined in claim 3, wherein the glue dispenser comprises a glue storage tube and a glue dispensing pump, the glue storage tube being connected to the vertical channel of the diverter block by the glue dispensing pump, the glue dispensing pump being adapted to dispense glue from the glue storage tube into the diverter block.
5. A micro glue spreader according to claim 3, further comprising a protection plate, wherein the protection plate is connected to the split block at the inlet side of the material strip, and two relief grooves corresponding to the first interval are provided in the bottom length direction of the protection plate.
6. A micro-spreading machine according to claim 1, wherein the spreading blade is designed as a whole as an inverted U-shaped structure.
7. A micro-coater according to claim 1, wherein the lower sides of the width direction of the coater bit are respectively provided with an inclined surface and an R angle, and the inclined surface and the R angle form a sharp angle surface at the bottom of the coater bit.
8. The miniature glue spreader of claim 1, wherein the height adjusting structure comprises a compression block fixed with the glue spreading scraper, slots are respectively arranged in two sides of the compression block in the width direction, positioning columns are respectively arranged on the tops of the partition plates along two sides of the partition plates in the width direction and are inserted into the slots, springs are respectively clamped in the two slots to penetrate through the positioning columns, and the compression block can adjust the height by compressing the two springs.
9. The micro glue spreader of claim 1, wherein the height detection structure comprises a truss and a digital micrometer, the truss is fixed to the bottom plate and has a beam corresponding to the glue spreading blade, and the digital micrometer is adjustably fixed to the beam of the truss and has a detection head passing through the beam to contact the glue spreading blade.
10. The micro glue spreader of claim 9, wherein a section of external thread is arranged above the measuring head of the digital micrometer, the external thread is arranged below the cross beam of the truss, and a nut is screwed on the external thread to be abutted against the cross beam when the digital micrometer is fixed with the truss.

Description

Miniature glue spreader Technical Field The invention relates to the technical field of gluing equipment, in particular to a miniature gluing machine. Background In the prior art, the packaging of the conductive foam is generally realized by heating after folding the hot melt adhesive, but the hot melt adhesive cannot resist high temperature and is not suitable for pasting by a pasting machine in the SMT industry, the novel coating process firstly uniformly coats the high temperature resistant glue on the striped PI material and then wraps the PI material and the silicone foam, and the coating process generally coats the high temperature resistant glue on the PI material by a simple knife coating mode at the present stage, so that the coating requirement is met, but the coating uniformity cannot be controlled, and the coating thickness cannot be controlled. Disclosure of Invention In order to overcome the defects in the prior art, the invention discloses a miniature glue spreader. The miniature glue spreader comprises a bottom plate which is horizontally arranged, wherein a partition board is arranged in the middle of the bottom plate in the width direction of the bottom plate, limiting blocks are respectively arranged on two sides of the partition board in the length direction, a first interval which is matched with the width of a material belt is arranged between the limiting blocks and the partition board, the limiting blocks can be close to or far away from the partition board to be adjusted in size, a glue outlet structure which is overlapped with the limiting blocks is arranged between the limiting blocks and the partition board, a second interval which is matched with the thickness of the material belt is arranged between the glue outlet structure and the bottom plate, a certain amount of glue feeders are connected to the tops of the two glue outlet structures through the same splitting structure, glue spreading scrapers are arranged on the outlet side of the material belt on the partition board, glue spreading cutter heads are respectively arranged on two sides of the partition board, a third interval which limits the thickness of the glue scraping is arranged between the glue spreading cutter heads and the bottom plate, a height adjusting structure which is connected with the glue spreading scrapers is arranged on the top of the partition board, and a height detecting structure which is in adjustable contact with the glue scraping blades is arranged on the tops of the glue scraping blades. Further, two fixed blocks corresponding to the positions of the limiting blocks are respectively arranged on two sides of the width direction of the bottom plate, sliding grooves are formed in two sides of each limiting block in the width direction, sliding blocks are arranged on the fixed blocks and slide in the sliding grooves, and when the limiting blocks are fixed, knob screws are screwed into the fixed blocks from the outside to be abutted against the limiting blocks. Further, go out glued structure includes the lapping plate and goes out the glued piece, the lapping plate overlap joint is in the top of stopper, go out the glued piece and fix in the below of lapping plate and form 7 font structures with the lapping plate, the reposition of redundant personnel structure includes the reposition of redundant personnel piece, the inside of reposition of redundant personnel piece is provided with vertical chamber way that is connected with quantitative glue feeder, with vertical chamber way perpendicular and the horizontal chamber way of intercommunication and two with vertical chamber way perpendicular and the branch chamber way of intercommunication, be provided with the logical groove of communicating with a branch chamber way on the lapping plate, be provided with the play glued chamber way of link up in the play glued piece, the play glued chamber way of play glued piece communicates with each other with the logical groove of lapping plate, the bottom of going out the glued piece inwards is provided with the recess, the play glued chamber way sets up its play glued end on a sunken inclined plane. The quantitative glue feeder comprises a glue storage pipe and a quantitative air pump, wherein the glue storage pipe is connected with a vertical cavity channel of the flow dividing block through the quantitative air pump, and the quantitative air pump is used for quantitatively driving glue in the glue storage pipe into the flow dividing block. The novel material belt separating device is characterized by further comprising a protecting plate, wherein the protecting plate is connected with the flow dividing block at the inlet side of the material belt, and two yielding grooves corresponding to the first interval are formed in the length direction of the bottom of the protecting plate. Further, the whole gluing scraper is designed to be of an inverted U-shaped structure. Furthermore, inclined planes and R angles ar