CN211303624U

CN211303624U - Novel extrusion type seamless coating head

Info

Publication number: CN211303624U
Application number: CN201920722940.XU
Authority: CN
Inventors: 谢晖
Original assignee: Shenzhen Shenghui Yida Machinery Equipment Co ltd
Current assignee: Shenzhen Shenghui Yida Machinery Equipment Co ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-08-21
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a novel extrusion type traceless coating head, which comprises a coating lip main body and an upper coating lip, wherein the coating lip main body is fixedly connected with the upper coating lip, a glue homogenizing groove and a glue outlet channel which are communicated are arranged between the coating lip main body and the upper coating lip, the glue outlet channel is positioned below the glue homogenizing groove, the upper surface of the upper coating lip is fixedly connected with a filter main body, one side of the filter main body, which is close to the coating lip main body, is provided with a glue outlet, the coating lip main body is provided with a glue inlet channel corresponding to the glue outlet, the glue inlet channel comprises a first channel which is communicated in sequence, the coating lip comprises a first channel, a second channel and a third channel, wherein the first channel is communicated with a glue outlet, the third channel is communicated with a glue homogenizing groove, a leveling roller pressing plate is fixedly connected below a coating lip main body, a leveling roller groove is arranged between the leveling roller pressing plate and the coating lip main body, and a leveling roller is rotatably connected inside the leveling roller groove. The utility model discloses can adjust the coating region, and can scribble the glue on substrate surface evenly, avoid appearing the coating vestige.

Description

Novel extrusion type seamless coating head

Technical Field

The utility model relates to a scribble leftover of bolt of cloth technical field, especially relate to a novel extrude formula and do not have trace and scribble leftover of bolt of cloth.

Background

Coating glue coatings (such as EVA hot melt adhesive, PUR hot melt adhesive, paint surface coatings and the like, hereinafter referred to as coatings) or other paint surface coatings on a coiled material substrate (such as PVC \ PET and other film materials) and carrying out a material laminating and compounding process, wherein the material body coating layer has more or less coating marks, vertical stripes or wavy stripes due to factors such as on-site dust, material body particles, impurity particles on the surface of the substrate, tension and motion string positions of the substrate and the like, and if the substrate is transparent or the surface is high and bright, the attractiveness and quality of products are seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the coating layer has more or less coating traces, the product of influence is beautiful and the quality is poor when the substrate is coated with glue coating or other paint coatings in the prior art, and providing a novel extrusion-type seamless coating head.

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

a novel extrusion type traceless coating head comprises a coating lip main body and an upper coating lip, wherein the coating lip main body is fixedly connected with the upper coating lip, a glue homogenizing groove and a glue outlet channel which are communicated are arranged between the coating lip main body and the upper coating lip, the glue outlet channel is positioned below the glue homogenizing groove, the upper surface of the upper coating lip is fixedly connected with a filter main body, one side of the filter main body, which is close to the coating lip main body, is provided with a glue outlet, the coating lip main body is provided with a glue inlet channel corresponding to the glue outlet, the glue inlet channel comprises a first channel, a second channel and a third channel which are sequentially communicated, the first channel is communicated with the glue outlet, the third channel is communicated with the glue homogenizing groove, the lower part of the coating lip main body is fixedly connected with a leveling roller pressing plate, and a leveling roller groove is arranged between the leveling roller pressing plate and the coating lip main body, and the inner part of the floating roller groove is rotatably connected with a floating roller.

Furthermore, both ends of the coating lip main body and the upper coating lip are fixedly connected with a switching fixed block, one side of the switching fixed block, which is far away from the coating lip main body, is fixedly connected with a supporting rod fixed block, one side of the supporting rod fixed block, which is far away from the switching fixed block, is fixedly connected with a plurality of uniformly distributed supporting rods, one side of the supporting rods, which is far away from the supporting rod fixed block, is jointly and fixedly connected with a mounting plate, the mounting plate is rotatably connected with an adjusting screw rod through a bearing, one end of the adjusting screw rod is rotatably connected with the supporting rod fixed block through a bearing, the adjusting screw rod is in threaded connection with a sliding block, the other end of the adjusting screw rod penetrates through the mounting plate and is fixedly connected with an; one of them fixedly connected with connecting plate on the mounting panel, fixedly connected with driving motor on the connecting plate, driving motor's output passes through joint coupling and floating roller fixed connection.

Further, the filter main part is a hollow pipe, one end of the filter main part is fixedly connected with a filter plug, the filter main part is fixedly sleeved with the filter at the end far away from the filter plug, and one side of the filter far away from the filter plug is fixedly connected with a feeding connector.

Furthermore, the top of coating lip main part fixedly connected with needle valve external member, the needle valve external member includes needle valve main part, thimble and needle valve top cap, the bottom of thimble extends to the inside of second passageway, the bottom of second passageway is provided with the valve port corresponding with the thimble.

Furthermore, the sealing sleeve comprises a first sealing sleeve and a scraping blade, the first sealing sleeve is fixedly sleeved at the end part of the push rod, the scraping blade is fixedly connected to the bottom of the first sealing sleeve, the scraping blade and the first sealing sleeve are integrally formed, and a plurality of second sealing sleeves are further fixedly sleeved on the outer wall of the push rod.

Further, common fixedly connected with slide rail between bracing piece fixed block and the mounting panel, the spout has been seted up to the both sides of slide rail, the slider passes through spout sliding connection on the slide rail.

Further, a plurality of heating holes have been seted up in the coating lip main part, the fixed cover in inside in heating hole has been connect the heating pipe, go back fixedly connected with protecting cover in the coating lip main part, the protecting cover is located the top of heating pipe.

Compared with the prior art, the utility model provides a novel extrude formula no trace and scribble leftover of bolt of cloth possesses following beneficial effect:

1. this novel extrude formula no trace and scribble leftover of bolt of cloth, through set up even gluey groove and play gluey passageway between coating lip main part and the last coating lip, and set up in even gluey groove and have first seal sleeve, doctor-bar and second seal sleeve's structure, can adjust out gluey region through the distance between two adjustment doctor-bars, then set up flat roll clamp plate and smoothing roller through setting up in coating lip main part below, it is even to utilize the coating that smoothing roller realized substrate surface colloid, avoid appearing the coating trace, make the outward appearance of substrate more pleasing to the eye, the characteristics of this device are that the single mode of scribbling the leftover of bolt of cloth is extruded to the design change simple slit formula through increasing the smoothing roller, thereby make the coating more even pleasing to the eye.

2. According to the novel extrusion type traceless coating head, the filter main body, the filter and the filter plug are arranged, so that glue entering the coating gun can be filtered, and the influence of impurities on coating is reduced; the needle valve sleeve is arranged on the coating lip main body, so that the outflow of glue can be controlled; through set up the heating hole and set up the heating pipe in the heating hole on the coating lip main part, can heat even gluey groove and the inside glue of coating lip main part, prevent wherein remaining glue solidification back, influence the normal work of coating rifle.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can adjust coating region, and can scribble the glue on substrate surface evenly, avoid appearing the coating vestige.

Drawings

Fig. 1 is a schematic structural diagram of a novel extrusion-type seamless coating head provided by the present invention;

fig. 2 is an exploded view of a novel extrusion-type seamless coating head provided by the present invention;

fig. 3 is a schematic view of the connection between the main body of the coating lip and the upper coating lip in the novel extrusion-type seamless coating head provided by the present invention;

FIG. 4 is a schematic view of the connection between the needle valve kit and the coating lip main body in the novel extrusion-type seamless coating head provided by the present invention;

fig. 5 is a schematic view of a partial structure of a novel extrusion-type seamless coating head provided by the present invention.

In the figure: 1 coating lip main part, 2 upper coating lips, 3 glue homogenizing grooves, 4 glue outlet channels, 5 filter main parts, 6 glue outlet ports, 7 first channels, 8 second channels, 9 third channels, 10 leveling roller pressing plates, 11 leveling rollers, 12 switching fixing blocks, 13 supporting rod fixing blocks, 14 supporting rods, 15 mounting plates, 16 adjusting screws, 17 sliding blocks, 18 adjusting hand wheels, 19 push rods, 20 connecting plates, 21 driving motors, 22 filter plugs, 23 filters, 24 feeding connectors, 25 needle valve main parts, 26 ejector pins, 27 needle valve top covers, 28 valve ports, 29 first sealing sleeves, 30 scraping blades, 31 second sealing sleeves, 32 sliding rails, 33 heating pipes and 34 protecting covers.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a novel extrusion type traceless coating head comprises a coating lip main body 1 and an upper coating lip 2, wherein the coating lip main body 1 is fixedly connected with the upper coating lip 2, a gap between a mounting surface is ensured through a high-precision processing plane between the coating lip main body 1 and the upper coating lip 2, so that the coating cannot leak through the mounting contact surface of the coating lip main body 1 and the upper coating lip 2, a glue homogenizing groove 3 and a glue outlet channel 4 which are communicated are arranged between the coating lip main body 1 and the upper coating lip 2, the glue outlet channel 4 is positioned below the glue homogenizing groove 3, the upper surface of the upper coating lip 2 is fixedly connected with a filter main body 5, one side of the filter main body 5, which is close to the coating lip main body 1, is provided with a glue outlet 6, the coating lip main body 1 is provided with a glue inlet channel corresponding to the glue outlet 6, the glue inlet channel comprises a first channel 7, a second channel 8 and a third channel 9 which are, the first channel 7 is communicated with the glue outlet 6, the third channel 9 is communicated with the glue homogenizing groove 3, a leveling roller pressing plate 10 is fixedly connected below the coating lip main body 1, a leveling roller groove is arranged between the leveling roller pressing plate 10 and the coating lip main body 1, a leveling roller 11 is rotatably connected inside the leveling roller groove, the bottom end of the leveling roller 11 protrudes out of the lower surface of the coating lip main body 1, and the bottom end of the leveling roller pressing plate 10 is higher than the lower surface of the coating lip main body 1 and is at least higher than 1.5 mm.

The coating lip comprises a coating lip main body 1 and an upper coating lip 2, wherein two ends of the coating lip main body 1 and the upper coating lip 2 are fixedly connected with a switching fixing block 12, one side of the switching fixing block 12, which is far away from the coating lip main body 1, is fixedly connected with a supporting rod fixing block 13, one side of the supporting rod fixing block 13, which is far away from the switching fixing block 12, is fixedly connected with a plurality of supporting rods 14, one side of the supporting rod fixing block 13, which is far away from the switching fixing block 12, is fixedly connected with a mounting plate 15, one side of the supporting rod fixing block 13, which is far away from the supporting rod fixing block 14, is fixedly connected with an adjusting screw 16 through a bearing, one end of the adjusting screw 16 is rotatably connected with the supporting rod fixing block 13 through a bearing, the adjusting screw 16 is in threaded connection with a, The distance between the two opposite sealing external members is adjusted under the action of the sliding block 17 and the push rod 19, so that the adjustment of the glue outlet area is realized; fixedly connected with connecting plate 20 on one of them mounting panel 15, fixedly connected with driving motor 21 on connecting plate 20, driving motor 21's output passes through joint coupling and trowelling roller 11 fixed connection, utilizes driving motor 21 can drive trowelling roller 11 at the uniform velocity and rotates, and then realizes the function of even coating.

The filter main part 5 is a hollow pipe, one end of the filter main part 5 is fixedly connected with a filter plug 22, one end of the filter main part 5, which is far away from the filter plug 22, is fixedly sleeved with a filter 23, wherein the filter 23 is a blue filter, and one side of the filter 23, which is far away from the filter plug 22, is fixedly connected with a feeding connector 24.

The top fixedly connected with needle valve external member of coating lip main part 1, the needle valve external member includes needle valve main part 25, thimble 26 and needle valve top cap 27, the bottom of thimble 26 extends to the inside of second passageway 8, the bottom of second passageway 8 is provided with the valve port 28 corresponding with thimble 26, in this technical scheme, thimble 26 can reciprocate, realize the switch to valve port 28, and then the discharge of control glue, because the needle valve external member is prior art, wherein the theory of operation of thimble 26 does not do not repeated herein.

The sealing sleeve comprises a first sealing sleeve 29 and a scraping blade 30, the first sealing sleeve 29 is fixedly sleeved at the end part of the push rod 19, the scraping blade 30 is fixedly connected to the bottom of the first sealing sleeve 29, the scraping blade 30 and the first sealing sleeve 29 are integrally formed, and a plurality of second sealing sleeves 31 are further fixedly sleeved on the outer wall of the push rod 19.

The slide rail 32 is fixedly connected between the supporting rod fixing block 13 and the mounting plate 15, the slide grooves are formed in two sides of the slide rail 32, and the slide block 17 is connected to the slide rail 32 through the slide grooves in a sliding mode, so that the slide block 17 can move more stably.

A plurality of heating holes have been seted up on coating lip main part 1, the fixed cover in inside of heating hole has been connected heating pipe 33, still fixedly connected with protecting cover 34 on the coating lip main part 1, protecting cover 34 is located the top of heating pipe 33, heating pipe 33 is common electric heating pipe among the prior art, be provided with the resistance wire in it, can heat coating lip main part 1 after the circular telegram, through heat-conduction behind the people, make whole scribble the leftover of bolt of cloth all have certain temperature, prevent wherein glue cooling solidification

The utility model discloses in, before the use, earlier according to the distance between two sealed external members of the specification adjustment of the substrate of wanting the coating, promptly through rotating adjusting handle wheel 18, drive adjusting screw 16's rotation, make slider 17 move on adjusting screw 16, drive push rod 19 and sealed external member remove, realize the adjustment to gluing the region, when using, the glue raw materials enters into coating lip main part 1 through filter 23 and filter main part 5, utilize the needle valve external member to control the discharge of glue, when glue gets into even gluey inslot portion, under the effect of gravity, glue flows to the substrate along a gluey passageway 4, then drive through driving motor 21 and wipe smooth roller 11 at the uniform velocity rotations, the realization is to wiping of glue on the substrate even

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel extrude formula and scribble mark coating head, includes coating lip main part (1) and coats coating lip (2), its characterized in that, coating lip main part (1) and last coating lip (2) fixed connection, be provided with even gluey groove (3) and play gluey passageway (4) that are linked together between coating lip main part (1) and the last coating lip (2), it is located the below of even gluey groove (3) to go out gluey passageway (4), the last fixed surface of going up coating lip (2) is connected with filter main part (5), one side that filter main part (5) are close to coating lip main part (1) has seted up out jiao kou (6), set up on coating lip main part (1) and go out gluey passageway corresponding with jiao kou (6), it is including first passageway (7), second passageway (8) and third passageway (9) that communicate in proper order to advance gluey passageway, first passageway (7) are linked together with play jiao kou (6), the third channel (9) is communicated with the glue homogenizing groove (3), a leveling roller pressing plate (10) is fixedly connected to the lower portion of the coating lip main body (1), a leveling roller groove is formed between the leveling roller pressing plate (10) and the coating lip main body (1), and a leveling roller (11) is rotatably connected to the inner portion of the leveling roller groove.

2. The novel extrusion-type seamless coating head according to claim 1, wherein both ends of the coating lip main body (1) and the upper coating lip (2) are fixedly connected with a switching fixing block (12), one side of the switching fixing block (12) away from the coating lip main body (1) is fixedly connected with a supporting rod fixing block (13), one side of the supporting rod fixing block (13) away from the switching fixing block (12) is fixedly connected with a plurality of uniformly distributed supporting rods (14), one side of the supporting rods (14) away from the supporting rod fixing block (13) is jointly and fixedly connected with a mounting plate (15), the mounting plate (15) is rotatably connected with an adjusting screw (16) through a bearing, one end of the adjusting screw (16) is rotatably connected with the supporting rod fixing block (13) through a bearing, and the adjusting screw (16) is in threaded connection with a sliding block (17), the other end of the adjusting screw rod (16) penetrates through the mounting plate (15) and is fixedly connected with an adjusting hand wheel (18), a push rod (19) is fixedly connected to the sliding block (17), and a sealing sleeve is fixedly connected to one end, far away from the sliding block (17), of the push rod (19); one of them fixedly connected with connecting plate (20) on mounting panel (15), fixedly connected with driving motor (21) on connecting plate (20), driving motor (21)'s output passes through joint coupling and trowelling roller (11) fixed connection.

3. The novel extrusion-type traceless coating head as claimed in claim 1, wherein the filter body (5) is a hollow tube, a filter plug (22) is fixedly connected to one end of the filter body (5), a filter (23) is fixedly connected to one end of the filter body (5) far away from the filter plug (22), and a feeding connector (24) is fixedly connected to one side of the filter (23) far away from the filter plug (22).

4. The novel extrusion-type seamless coating head according to claim 1, wherein a needle valve kit is fixedly connected to the top of the coating lip main body (1), the needle valve kit comprises a needle valve main body (25), an ejector pin (26) and a needle valve top cover (27), the bottom end of the ejector pin (26) extends to the inside of the second channel (8), and a valve port (28) corresponding to the ejector pin (26) is arranged at the bottom of the second channel (8).

5. The novel extrusion-type traceless coating head as claimed in claim 2, wherein the sealing kit comprises a first sealing sleeve (29) and a scraper (30), the first sealing sleeve (29) is fixedly sleeved on the end of the push rod (19), the scraper (30) is fixedly connected to the bottom of the first sealing sleeve (29), the scraper (30) and the first sealing sleeve (29) are integrally formed, and a plurality of second sealing sleeves (31) are further fixedly sleeved on the outer wall of the push rod (19).

6. The novel extrusion-type traceless coating head as claimed in claim 2, wherein a sliding rail (32) is fixedly connected between the supporting rod fixing block (13) and the mounting plate (15), sliding grooves are formed in two sides of the sliding rail (32), and the sliding block (17) is slidably connected to the sliding rail (32) through the sliding grooves.

7. The novel extrusion-type traceless coating head as claimed in claim 1, wherein a plurality of heating holes are formed in the coating lip main body (1), the heating pipe (33) is fixedly sleeved inside the heating holes, a protecting cover (34) is fixedly connected to the coating lip main body (1), and the protecting cover (34) is located above the heating pipe (33).