CN218574121U

CN218574121U - Traceless hot melt adhesive die head

Info

Publication number: CN218574121U
Application number: CN202223034938.4U
Authority: CN
Inventors: 邓朝怀
Original assignee: Shanghai Yongguan Zhongcheng New Material Technology Group Co ltd
Current assignee: Shanghai Yongguan Zhongcheng New Material Technology Group Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-03-07
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a no trace hot melt adhesive die head, including the processing platform, the top of processing platform is provided with the backup pad for the rubber coating, the top of backup pad for the rubber coating is provided with the rubber coating die head, be provided with in the backup pad for the rubber coating and be used for adjusting rubber coating die head bottom surface apart from the rubber coating with the adjusting part of backup pad upper surface height, the utility model discloses the operation of evenly smearing the hot melt adhesive on the slice substrate can be accomplished to the rubber coating die head that well sets up. The distance of the gluing gap can be adjusted through the adjusting assembly I, so that the gluing gap with the proper distance between the upper surface of the flaky substrate and the lower surface of the processing table is controlled, the phenomenon that the processing table scratches the upper surface of the flaky substrate when the hot melt adhesive is smeared is avoided, and the upper surface of the flaky substrate is guaranteed to be traceless.

Description

Traceless hot melt adhesive die head

Technical Field

The utility model relates to a hot melt adhesive die head technical field, in particular to no trace hot melt adhesive die head.

Background

The coating machine is provided with a die head attached to the substrate and used for coating the hot melt adhesive on the substrate, and most of the existing adhesive outlet modes of the die head are slit extrusion, so that the hot melt adhesive is not uniformly and smoothly coated on the substrate, and the leveling treatment is required, thereby increasing the working strength of operators and reducing the coating quality; and if the water die head is excessively pressed and contacted with the surface of the substrate in the coating process, the surface of the substrate is indented.

Therefore, there is a need for a traceless hot melt adhesive die that solves the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a no trace hot melt adhesive die head convenient to fully paint glue on substrate surface to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a no trace hot melt adhesive die head, includes the processing platform, the top of processing platform is provided with the backup pad for the rubber coating, the top of backup pad for the rubber coating is provided with the rubber coating die head, be provided with in the backup pad for the rubber coating and be used for adjusting rubber coating die head bottom surface apart from the adjusting part one of backup pad upper surface height for the rubber coating, the upper surface of processing platform is provided with the adjusting part two that is used for adjusting rubber coating backup pad height, one side upper fixed surface that the backup pad for the rubber coating was kept away from to the processing platform has two sets of support frames, rotates between two sets of support frames and is provided with the winding roller, the last slice substrate that has been wound up of winding roller, form the clearance of paining that supplies the slice substrate to pass through between the bottom of rubber coating die head and the upper surface of backup pad for the rubber coating, the one side fixed welding that the winding roller was kept away from to the rubber coating die head has the mounting bracket, install the pump on the mounting bracket, be provided with first pipeline and second pipeline on the pump, the second pipeline towards the upper surface of slice substrate, be provided with the circular slot that runs through upper surface about the rubber coating die head, the circular slot is the matrix form distribution has the multiunit.

Preferably, the first adjusting component comprises a positioning block fixedly connected to the upper surface of the supporting plate for gluing, a sliding groove penetrating through the upper surface of the positioning block is formed in the positioning block, a sliding block is arranged in the sliding groove in a sliding mode, horizontally distributed round holes are formed in the sliding block, a supporting rod is movably arranged in the round holes in a penetrating mode, a second compression screw is connected to the upper end of the sliding block through thread matching, the lower end of the second compression screw stretches into the round holes and compresses and laminates one section of outer ring of the supporting rod in the round holes, the side face of the positioning block is connected with a first compression screw through thread matching, and the end of the first compression screw stretches into the sliding groove and compresses and laminates the side face of the sliding block.

The utility model discloses in the operation of evenly smearing the hot melt adhesive on the slice substrate can be accomplished to the rubber coating die head that sets up.

Specifically, a conveying pipeline is connected to the first pipeline, one end, far away from the first pipeline, of the conveying pipeline is communicated with a glue supply container filled with hot melt glue, then the sheet-shaped base material is pulled to pass through the gluing gap, a pump is started, the hot melt glue in the glue supply container is sprayed to the middle position of the upper surface of the sheet-shaped base material through the second pipeline, a winding roller is rotated to wind the sheet-shaped base material, the sheet-shaped base material coated with the hot melt glue in the winding process passes through the gluing gap, and therefore the processing table is utilized to evenly scrape the hot melt glue on the upper surface of the sheet-shaped base material.

Furthermore, the distance of the gluing gap can be adjusted by the adjusting assembly, so that the gluing gap with the proper distance between the upper surface of the sheet substrate and the lower surface of the processing table is controlled, the phenomenon that the processing table scratches the upper surface of the sheet substrate when the hot melt adhesive is coated is avoided, and the upper surface of the sheet substrate is guaranteed to be traceless.

When the glue spreading machine works, the second compression screw is rotated to compress and fix the support rod in the round hole, connection between the support rod and the sliding block is completed, the connecting plate at the end part of the support rod is fixedly connected with the glue spreading die head, relative fixation between the sliding block and the glue spreading die head is realized, when a glue spreading gap needs to be adjusted, the first compression screw is rotated towards the direction far away from the sliding block, after the sliding block loses the compression effect at the end part of the first compression screw, the sliding block can lift in the sliding groove, the purpose of adjusting the heights of the sliding block and the glue spreading die head is realized, after the height of the glue spreading die head is adjusted, the gap between the lower surface of the glue spreading die head and the upper surface of the support plate for spreading is correspondingly adjusted, and after the adjustment, the sliding block is compressed and fixed in the sliding groove again through the first compression screw.

Preferably, the second adjusting assembly comprises an air cylinder fixedly connected between the lower surface of the supporting plate for gluing and the upper surface of the processing table.

And furthermore, the second adjusting assembly can be used for adjusting the height of the supporting plate for gluing so as to adapt to the diameter of the sheet-shaped base material on the winding roller, ensure that the sheet-shaped base material always horizontally passes through a gluing gap, and avoid the phenomenon that the sheet-shaped base material is easy to loosen when being wound on the winding roller due to inclination or indentation is caused by excessive abrasion between the sheet-shaped base material and the structural corners of the device.

When the cylinder starts, the supporting plate for gluing is pushed to lift.

Preferably, a handle is fixedly welded on the upper surface of the gluing die head.

Wherein, the setting up of handle is conveniently used for carrying dismantlement rubber coating die head.

Preferably, the below of processing platform is provided with the slip subassembly, and the slip subassembly includes motor, supporting baseplate, draw runner and slide rail, slide rail fixed connection is at the lower surface of processing platform, the supporting baseplate sets up in the below of processing platform, draw runner fixed connection is at the upper surface of supporting baseplate, sliding fit between slide rail and the draw runner, the motor is used for driving the slide rail and slides along the draw runner.

It should be noted that the motor can drive the slide rail to slide on the slide bar, so as to achieve the purpose of adjusting the position of the processing table, and the processing table is convenient and practical.

Preferably, one side of the support rod, which is far away from the first compression screw, is fixedly welded with a connecting plate, and the connecting plate is fixedly connected to the side surface of the gluing die head.

It should also be noted that the circular groove on the gluing die head has the purpose of sucking a certain amount of hot melt adhesive, so that the hot melt adhesive in the gluing gap is gradually and uniformly distributed in the circular groove, thereby improving the uniformity of gluing the surface of the sheet substrate.

The beneficial effects of the utility model reside in that: the arranged gluing die head can finish the operation of uniformly coating the hot melt adhesive on the flaky substrate; and spraying the hot melt adhesive in the adhesive supply container at the middle position of the upper surface of the sheet substrate through a second pipeline, rotating the winding roller to wind the sheet substrate, and allowing the sheet substrate coated with the hot melt adhesive to pass through the gluing gap in the winding process, so that the hot melt adhesive on the upper surface of the sheet substrate is uniformly coated by the processing table.

The distance of the gluing gap can be adjusted through the adjusting assembly I, so that the gluing gap with the proper distance between the upper surface of the flaky substrate and the lower surface of the processing table is controlled, the phenomenon that the processing table scratches the upper surface of the flaky substrate when the hot melt adhesive is smeared is avoided, and the upper surface of the flaky substrate is guaranteed to be traceless.

Drawings

Fig. 1 is a schematic view of a view angle structure of the traceless hot melt adhesive die head of the present invention.

Fig. 2 is another view structure schematic diagram of the traceless hot melt adhesive die head of the present invention.

Figure 3 is the utility model discloses no trace hot melt adhesive die head width direction cross-sectional view.

Figure 4 is the utility model discloses no trace hot melt adhesive die head length direction cross-sectional view.

Fig. 5 is an enlarged schematic view of a structure shown in fig. 4 according to the present invention.

In the figure: the device comprises a processing table 1, a support frame 2, a winding roller 3, a positioning block 4, a first compression screw 5, a support rod 6, a sliding block 7, a connecting plate 8, a circular groove 9, a handle 10, a second compression screw 11, a gluing die head 12, a first pipeline 13, a pump 14, a mounting frame 15, a sheet-shaped base material 16, a supporting plate 17 for gluing, a motor 18, a cylinder 19, a slide rail 20, a slide bar 21, a supporting bottom plate 22, a slide groove 23 and a second pipeline 24.

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.

As shown in fig. 1-5, the utility model provides a no trace hot melt adhesive die head, including processing platform 1, the top of processing platform 1 is provided with backup pad 17 for the rubber coating, the top of backup pad 17 for the rubber coating is provided with rubber coating die head 12, be provided with on the backup pad 17 for the rubber coating and be used for adjusting rubber coating die head 12 bottom surface apart from the adjusting part one of backup pad 17 upper surface height for the rubber coating, the upper surface of processing platform 1 is provided with the adjusting part two that is used for adjusting backup pad 17 height for the rubber coating, one side upper surface fixed welding that processing platform 1 kept away from backup pad 17 for the rubber coating has two sets of support frames 2, it is provided with winding roll 3 to rotate between two sets of support frames 2, winding roll 3 is gone up has slice substrate 16, form the clearance of paining that supplies slice substrate 16 to pass through between the bottom of rubber coating die head 12 and the upper surface of backup pad 17 for the rubber coating, one side fixed welding that winding roll 3 was kept away from to rubber coating die head 12 has 15, install pump mounting bracket 14 on the mounting bracket 15, be provided with first pipeline 13 and second pipeline 24 on the pump 14, second pipeline faces the upper surface of slice substrate 16, it has the multiunit matrix to be distributed to be the circular slot 9 on the rubber coating die head 12.

The first adjusting assembly comprises a positioning block 4 fixedly connected to the upper surface of the supporting plate 17 for gluing, a sliding groove 23 penetrating through the upper surface of the positioning block 4 is formed in the positioning block 4, a sliding block 7 is arranged in the sliding groove 23 in a sliding mode, a round hole horizontally distributed is formed in the sliding block 7, a supporting rod 6 penetrates through the round hole in a movable mode, the upper end of the sliding block 7 is connected with a second compression screw 11 through thread fit, the lower end of the second compression screw 11 movably extends into the round hole and is tightly pressed and attached to one section of outer ring of the supporting rod 6 located in the round hole, the side face of the positioning block 4 is connected with a first compression screw 5 through thread fit, and the end portion of the first compression screw 5 movably extends into the sliding groove 23 and is tightly pressed and attached to the side face of the sliding block 7.

The utility model discloses in the operation of evenly paining the hot melt adhesive on flaky substrate 16 can be accomplished to the rubber coating die head 12 that sets up.

Specifically, be connected with pipeline on first pipeline 13, pipeline is far away from in the one end intercommunication of first pipeline 13 and is equipped with the glue feeding container of hot melt adhesive, then draw sheetlike substrate 16 through the position in rubber coating clearance, start pump 14, the hot melt adhesive that will supply in the glue feeding container passes through the intermediate position of second pipeline 24 spraying on sheetlike substrate 16 upper surface, it winds to rotate winding roll 3 to sheetlike substrate 16, the sheetlike substrate 16 that scribbles the hot melt adhesive among the coiling passes through the rubber coating clearance, thereby utilize processing platform 1 to scribble the hot melt adhesive knife coating of sheetlike substrate 16 upper surface evenly.

Furthermore, the distance of the gluing gap can be adjusted by the adjusting assembly, so that the gluing gap with a proper distance between the upper surface of the sheet substrate 16 and the lower surface of the processing table 1 is controlled, the phenomenon that the processing table 1 scratches the upper surface of the sheet substrate 16 when hot melt adhesive is coated is avoided, and the upper surface of the sheet substrate 16 is guaranteed to be traceless.

When the gluing device works, the second compression screw 11 is rotated to compress and fix the support rod 6 in a circular hole to complete connection between the support rod 6 and the sliding block 7, the connecting plate 8 at the end of the support rod 6 is fixedly connected with the gluing die head 12 to realize relative fixation between the sliding block 7 and the gluing die head 12, when the gluing gap needs to be adjusted, the first compression screw 5 is rotated towards the direction away from the sliding block 7, the sliding block 7 can be lifted in the sliding groove 23 after losing the compression effect of the end of the first compression screw 5, so that the height of the sliding block 7 and the gluing die head 12 can be adjusted, after the height of the gluing die head 12 is adjusted, the gap between the lower surface of the gluing die head 12 and the upper surface of the support plate 17 for gluing is correspondingly adjusted, and after the adjustment, the sliding block 7 is compressed and fixed in the sliding groove 23 again through the first compression screw 5.

The second adjusting component comprises a cylinder 19 fixedly connected between the lower surface of the supporting plate 17 for gluing and the upper surface of the processing table 1.

Still further, the second adjusting component can be used for adjusting the height of the supporting plate 17 for gluing, so that the diameter of the sheet-shaped base material 16 on the winding roller 3 is adapted, the sheet-shaped base material 16 is ensured to always horizontally pass through a gluing gap, and the phenomenon that the sheet-shaped base material 16 is easy to loosen when being wound on the winding roller 3 due to inclination or indentation caused by excessive abrasion between the sheet-shaped base material 16 and a structural corner of the device is avoided.

When the air cylinder 19 is started, the supporting plate 17 for gluing is pushed to ascend and descend. The handle 10 is fixedly welded on the upper surface of the gluing die head 12. Wherein, the handle 10 is convenient for carrying and disassembling the gluing die head 12.

The below of processing platform 1 is provided with the slip subassembly, and the slip subassembly includes motor 18, supporting baseplate 22, draw runner 21 and slide rail 20, and slide rail 20 fixed connection is at the lower surface of processing platform 1, and supporting baseplate 22 sets up in the below of processing platform 1, and slide rail 21 fixed connection is at the upper surface of supporting baseplate 22, sliding fit between slide rail 20 and the draw runner 21, and motor 18 is used for driving slide rail 20 and slides along draw runner 21.

It should be noted that the motor 18 can drive the slide rail 20 to slide on the slide bar 21, so as to achieve the purpose of adjusting the position of the processing table 1, which is convenient and practical.

One side that bracing piece 6 kept away from first housing screw 5 fixed welding has connecting plate 8, and connecting plate 8 fixed connection is in the side of rubber coating die head 12.

It should also be noted that the circular grooves 9 of the gluing die 12 have the purpose of sucking in a certain quantity of hot melt glue, so that the hot melt glue in the gluing gaps is gradually and uniformly distributed in the circular grooves 9, thereby improving the uniformity of the gluing of the surface of the sheet substrate 16.

Claims

1. The utility model provides a no trace hot melt adhesive die head, includes processing platform (1), the top of processing platform (1) is provided with backup pad (17) for the rubber coating, the top of backup pad (17) for the rubber coating is provided with rubber coating die head (12), its characterized in that: the automatic gluing device is characterized in that a first adjusting component for adjusting the height of the bottom surface of a gluing die head (12) from the upper surface of a gluing support plate (17) is arranged on the gluing support plate (17), a second adjusting component for adjusting the height of the gluing support plate (17) is arranged on the upper surface of a processing table (1), two groups of support frames (2) are fixedly welded on the upper surface of one side, away from the gluing support plate (17), of the processing table (1), a winding roller (3) is arranged between the two groups of support frames (2) in a rotating mode, a sheet-shaped base material (16) is wound on the winding roller (3), a coating gap for the sheet-shaped base material (16) to pass through is formed between the bottom of the gluing die head (12) and the upper surface of the gluing support plate (17), a mounting frame (15) is fixedly welded on the gluing die head (12), a pump (14) is installed on the mounting frame (15), a first pipeline (13) and a second pipeline (24) are arranged on the pump (14), the second pipeline (24) faces the upper surface of the sheet-shaped base material (16), circular grooves (9) which penetrate through the upper and are distributed in a plurality of circular matrix-shaped slots (9).

2. The traceless hot melt adhesive die head of claim 1, wherein: the first adjusting assembly comprises a positioning block (4) fixedly connected to the upper surface of the supporting plate (17) for gluing, a sliding groove (23) penetrating through the upper surface of the positioning block (4) is formed in the positioning block (4), a sliding block (7) is arranged in the sliding groove (23) in a sliding mode, horizontally distributed round holes are formed in the sliding block (7), a supporting rod (6) is movably arranged in the round holes in a penetrating mode, the upper end of the sliding block (7) is connected with a second compression screw (11) in a threaded fit mode, the lower end of the second compression screw (11) movably extends into the round holes and is tightly pressed and attached to one section of outer ring of the supporting rod (6) located in the round holes, a first compression screw (5) is connected to the side face of the positioning block (4) in a threaded fit mode, and the end of the first compression screw (5) movably extends into the sliding groove (23) and is tightly attached to the side face of the sliding block (7).

3. The traceless hot melt adhesive die head of claim 1, wherein: the second adjusting component comprises an air cylinder (19) fixedly connected between the lower surface of the supporting plate (17) for gluing and the upper surface of the processing table (1).

4. The traceless hot melt adhesive die head of claim 1, wherein: and a handle (10) is fixedly welded on the upper surface of the gluing die head (12).

5. The traceless hot melt adhesive die head of claim 1, wherein: the utility model discloses a slide rail device, including processing platform (1), slide assembly, motor (18), supporting baseplate (22), draw runner (21) and slide rail (20), slide rail (20) fixed connection is at the lower surface of processing platform (1), supporting baseplate (22) set up in the below of processing platform (1), draw runner (21) fixed connection is at the upper surface of supporting baseplate (22), sliding fit between slide rail (20) and draw runner (21), motor (18) are used for driving slide rail (20) and slide along draw runner (21).

6. The traceless hot melt adhesive die head of claim 2, wherein: one side of the support rod (6) far away from the first compression screw (5) is fixedly welded with a connecting plate (8), and the connecting plate (8) is fixedly connected to the side surface of the gluing die head (12).