Hot melt adhesive shaping device

Abstract

The utility model provides a hot melt adhesive shaping device which comprises a cooling mechanism located below a discharge port of an extruder, a shaping mechanism arranged on the cooling mechanism and a guide mechanism arranged on the shaping mechanism, and an orientation mechanism comprises a shaping support arranged on the cooling mechanism and a shaping assembly arranged on the shaping support. The shaping mechanism and the cooling mechanism are sequentially arranged below the discharge hole of the extruder, so that the molten hot melt adhesive extruded by the extruder can be quickly pressed into a specific discharge shape by the shaping mechanism and then conveyed into the cooling mechanism to be cooled and further shaped, and the molten hot melt adhesive does not need to be divided into a plurality of hot melt adhesive columns; the method has the advantages that the operation is simple, the impurities of the hot melt adhesive are reduced, the product yield is improved, and the popularization and the implementation are convenient.

Description

Technical Field

[0001] The present application belongs to the technical field of hot melt adhesive production, and specifically relates to a hot melt adhesive shaping device. Background Art

[0002] In the prior art, with the development of resin synthesis technology, hot melt adhesive has been widely used in various fields. Hot melt adhesive is a solid fusible polymer that does not require solvents, does not contain water, and has a solid content of 100%. It is solid at room temperature and becomes a liquid that can flow and has a certain viscosity when heated and melted to a certain temperature. The existing hot melt adhesive production process is usually to mix the raw materials and then put them into an extruder, extrude and cool;

[0003] In the prior art, hot melt adhesive raw materials are usually blended and melted, then diverted into multiple hot melt adhesive columns for extrusion, and then cooled by natural air cooling. In the actual implementation process, on the one hand, the operation of multiple hot melt adhesive bodies is complicated during the extrusion process, and multiple guide devices need to be set to guide the extruded hot melt adhesive bodies to the next process. On the other hand, during the natural cooling process, the hot melt adhesive column is still in a molten state, and dust and other impurities are easily attached to the surface, which reduces the quality of the hot melt adhesive and reduces the yield. Therefore, improvements are urgently needed. Utility Model Content

[0004] In order to solve the technical problem in the prior art that hot melt adhesive is usually produced by using an extruder, and the hot melt adhesive is divided into multiple hot melt adhesive bodies during the production process, the guiding operation steps are cumbersome, and the production efficiency is low. During the natural cooling process of the hot melt adhesive, the hot melt adhesive is still in a molten state, and dust and other impurities are easily adhered to the surface. During the guiding process to the next process, the hot melt adhesive is easily deformed, which reduces the hot melt adhesive yield. A hot melt adhesive shaping device is proposed.

[0005] The present application adopts the following scheme, a hot melt adhesive shaping device, including a cooling mechanism arranged below the extruder discharge port, a shaping mechanism arranged on the cooling mechanism and located between the cooling mechanism and the extruder discharge port, and a guiding mechanism arranged on one end of the shaping mechanism away from the extruder discharge port, the shaping mechanism including a shaping bracket arranged on the cooling mechanism, and a shaping component arranged on the shaping bracket.

[0006] Furthermore, the shaping bracket includes a main frame, a plurality of mounting plates arranged at intervals along the width direction of the main frame, and a sliding assembly arranged on the main frame near the side of the cooling mechanism, the shaping assembly is arranged between the plurality of mounting plates, and the shaping bracket can slide along the length direction of the cooling mechanism through the sliding assembly.

[0007] Furthermore, the shaping component includes a first shaping roller and a second shaping roller which are rotatably arranged between the plurality of mounting plates, and the second shaping roller is provided with a plurality of shaping grooves spaced apart along its circumference. When the molten hot melt adhesive is extruded from the discharge port of the extruder to between the first shaping roller and the second shaping roller, the molten hot melt adhesive can enter the shaping groove to be cooled and shaped.

[0008] Furthermore, the sliding assembly includes sliders arranged on both sides of the main frame, and slide grooves arranged on the cooling mechanism at positions corresponding to the sliders, and the sliders can be matched and extended into the slide grooves to allow the main frame to slide along the length direction of the slide grooves.

[0009] Furthermore, the sliding assembly also includes a plurality of pulleys arranged at intervals along the length direction of the slider. When the slider is matched in the slide groove, the outer periphery of the pulley fits with the bottom of the slide groove, and the main frame can slide along the length direction of the slide groove through the pulley.

[0010] Furthermore, the guide mechanism includes a connecting ear arranged on the main frame, a first rotating shaft rotatably arranged on the connecting ear, a connecting plate rotatably arranged on both sides of the first rotating shaft at one end, a second rotating shaft rotatably arranged on the other end of the two connecting plates, and a guide roller rotatably arranged on the second rotating shaft.

[0011] Furthermore, the connecting plate is provided with a plurality of adjustment holes at intervals along its length direction, the second rotating shaft can be rotatably arranged in the adjustment holes, and the adjustment holes are used to adjust the distance of the second rotating shaft relative to the first rotating shaft.

[0012] Furthermore, the cooling mechanism includes a main box body, and a cooling water trough provided on the main box body for accommodating cooling water, the shaping bracket is mounted on the cooling water trough, and the sliding assembly is arranged between the main frame body and the main box body.

[0013] Furthermore, the two ends of the main box body are provided with limiting components, and when the shaping bracket slides to the two ends of the main box body, the limiting components are used to limit the sliding of the shaping bracket relative to the main box body.

[0014] Furthermore, the limiting assembly includes limiting convex plates arranged at both ends of the main box body, and a buffer pad arranged on a side of the limiting convex plate close to the shaping bracket, and the buffer pad is made of styrene-butadiene rubber.

[0015] Compared with the prior art, this application has the following beneficial effects:

[0016] The present application provides a hot melt adhesive shaping device, comprising a cooling mechanism located below an extruder discharge port, a shaping mechanism arranged on the cooling mechanism, and a guiding mechanism arranged on the shaping mechanism, wherein the guiding mechanism comprises a shaping bracket arranged on the cooling mechanism, and a shaping component arranged on the shaping bracket. By sequentially arranging the shaping mechanism and the cooling mechanism below the extruder discharge port, the molten hot melt adhesive extruded by the extruder can be quickly pressed into a specific discharge shape by the shaping mechanism, and then transported to the cooling mechanism for cooling and further shaping. There is no need to divert the molten hot melt adhesive into a plurality of hot melt adhesive columns, and there is no need to expose the molten hot melt adhesive to the air. The device has the advantages of simple operation, reduced impurities in the hot melt adhesive, improved product yield, and easy promotion and implementation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for describing the embodiments are briefly introduced below.

[0018] Figure 1 It is a structural schematic diagram of the hot melt adhesive shaping device of the present application;

[0019] Figure 2 It is a top view of the hot melt adhesive shaping device of the present application;

[0020] Figure 3 This application Figure 2 Sectional view at AA in the middle;

[0021] Figure 4 This application Figure 3 A partial enlarged view of point B in the middle;

[0022] Figure 5 It is a schematic diagram of the assembly structure of the guiding mechanism and the shaping mechanism of the present application;

[0023] Figure 6 It is a structural schematic diagram of the main frame of this application;

[0024] Figure 7 It is a structural schematic diagram of the cooling mechanism of the present application;

[0025] Figure 8 It is the front view of the molten hot melt adhesive of the present application after shaping. DETAILED DESCRIPTION

[0026] Combined with Figure 1-8As shown, the technical scheme is further described, a hot melt adhesive shaping device includes a cooling mechanism 2 arranged below the discharge port of the extruder 1, a shaping mechanism 3 arranged on the cooling mechanism 2 and between the cooling mechanism 2 and the discharge port of the extruder 1, and a guiding mechanism 4 arranged on the shaping mechanism 3 at one end away from the discharge port of the extruder 1, the shaping mechanism 3 includes a shaping bracket 30 arranged on the cooling mechanism 2, and a shaping component 31 arranged on the shaping bracket 30.

[0027] The present application provides a hot melt adhesive shaping device, comprising a cooling mechanism located below an extruder discharge port, a shaping mechanism arranged on the cooling mechanism, and a guiding mechanism arranged on the shaping mechanism, wherein the guiding mechanism comprises a shaping bracket arranged on the cooling mechanism, and a shaping component arranged on the shaping bracket. By sequentially arranging the shaping mechanism and the cooling mechanism below the extruder discharge port, the molten hot melt adhesive extruded by the extruder can be quickly pressed into a specific discharge shape by the shaping mechanism, and then transported to the cooling mechanism for cooling and further shaping. There is no need to divert the molten hot melt adhesive into a plurality of hot melt adhesive columns, and there is no need to expose the molten hot melt adhesive to the air. The device has the advantages of simple operation, reduced impurities in the hot melt adhesive, improved product yield, and easy promotion and implementation.

[0028] In the actual implementation process, the extruder is an automatic coating extruder. After the hot melt adhesive is melted in the extruder, it can be coated at the head of the extruder and extruded to the shaping mechanism. The automatic coating extruder is a prior art and will not be described in detail here.

[0029] During the actual implementation of this embodiment, the shaping bracket 30 includes a main frame 300, a plurality of mounting plates 301 arranged at intervals along the width direction of the main frame 300, and a sliding component 302 arranged on the main frame 300 close to the side of the cooling mechanism 2, and the shaping component 31 is arranged between the plurality of mounting plates 301, and the shaping bracket 30 can slide along the length direction of the cooling mechanism 2 through the sliding component 302.

[0030] In the actual implementation process, the first shaping roller and the second shaping roller are made of stainless steel, and a driving member is provided thereon, and the driving member can be any one of a crawler, a motor, and a cylinder;

[0031] During the actual implementation process, after the molten hot melt adhesive is extruded and coated, it moves between the first shaping roller and the second shaping roller by its own weight. The first shaping roller and the second shaping roller can rotate to pre-shape the molten hot melt adhesive after coating. The coated hot melt adhesive after pre-shaping can be directly input into the cooling mechanism and moved toward the direction close to the guide mechanism for cooling and shaping. There is no need to divert the molten hot melt adhesive into multiple hot melt adhesive columns, and there is no need to expose the molten hot melt adhesive to the air. It has the advantages of simple operation, reduced impurities in the hot melt adhesive, improved product yield, and easy promotion and implementation.

[0032] During the actual implementation of this embodiment, the shaping component 31 includes a first shaping roller 310 and a second shaping roller 311 which are rotatably arranged between the multiple mounting plates 301. The second shaping roller 311 is provided with multiple molding grooves 312 at intervals along its circumference. When the molten hot melt adhesive is extruded from the discharge port of the extruder 1 to between the first shaping roller 310 and the second shaping roller 311, the molten hot melt adhesive can enter the molding groove 312 to cool and shape.

[0033] In the actual implementation process, the molding grooves are arranged at intervals on the surface of the second shaping roller, and the molding grooves are not connected to the two sides of the second shaping roller. When the molten hot melt adhesive is extruded from the discharge port of the extruder 1 to between the first shaping roller 310 and the second shaping roller 311, as shown in FIG. Figure 8 As shown, the molten hot melt adhesive can be pressed into the molding groove by the first shaping roller for pre-cooling, and then rotated into the cooling mechanism with the rotation of the second shaping roller to be cooled and shaped into the target shape.

[0034] During the actual implementation of this embodiment, the sliding assembly 302 includes sliders 303 arranged on both sides of the main frame 300, and slide grooves 304 arranged on the cooling mechanism 2 at positions corresponding to the sliders 303. The sliders 303 can be matched and extended into the slide grooves 304 to enable the main frame 300 to slide along the length direction of the slide grooves 304.

[0035] During the actual implementation of this embodiment, the sliding component 302 also includes a plurality of pulleys 305 arranged at intervals along the length direction of the slider 303. When the slider 303 is matched in the slide groove 304, the outer periphery of the pulley 305 fits with the bottom of the slide groove 304, and the main frame 300 can slide along the length direction of the slide groove 304 through the pulley 305.

[0036] During the actual implementation process, the sliding assembly also includes a fixing assembly arranged between the main frame and the sliding assembly, the fixing assembly includes a fixing hole arranged on the main frame at a position corresponding to the slider, the fixing hole passes through the slider, and a fixing part passed through the fixing hole, the fixing hole is a threaded hole, and the fixing part is a threaded fixing part matching the fixing part. When the main frame slides relative to the cooling mechanism through the sliding assembly, the fixing part can be matched in the fixing hole so that the fixing part is against the bottom surface of the slide groove to limit the sliding of the main frame relative to the cooling mechanism.

[0037] During the actual implementation of this embodiment, the guide mechanism 4 includes a connecting ear 40 arranged on the main frame 300, a first rotating shaft 41 rotatably arranged on the connecting ear 40, a connecting plate 42 rotatably arranged on both sides of the first rotating shaft 41 at one end, a second rotating shaft 43 rotatably arranged on the other end of the two connecting plates 42, and a guide roller 44 rotatably arranged on the second rotating shaft 43.

[0038] During the actual implementation process, through the guide mechanism, when the molten hot melt adhesive is continuously extruded, the hot melt adhesive after cooling and shaping can be wound around the guide roller and moved along the length direction of the cooling mechanism to the next process, thereby improving the cooling effect of the hot melt adhesive.

[0039] During the actual implementation of this embodiment, the connecting plate 42 is provided with a plurality of adjustment holes 45 at intervals along its length direction. The second rotating shaft 43 can be rotatably arranged in the adjustment hole 45 . The adjustment hole 45 is used to adjust the distance between the second rotating shaft 43 and the first rotating shaft 41 .

[0040] During the actual implementation of this embodiment, the cooling mechanism 2 includes a main box body 20, and a cooling water trough 21 provided on the main box body 20 for accommodating cooling water, the shaping bracket 30 is mounted on the cooling water trough 21, and the sliding assembly 302 is disposed between the main frame 300 and the main box body 20.

[0041] During the actual implementation of this embodiment, limit assemblies 5 are provided at both ends of the main box body 20. When the shaping bracket 30 slides to both ends of the main box body 20, the limit assemblies 5 are used to limit the sliding of the shaping bracket 30 relative to the main box body 20.

[0042] In the actual implementation of this embodiment, the limiting assembly 5 includes limiting protrusions 50 arranged at both ends of the main box body 20, and a buffer pad 51 arranged on the side of the limiting protrusion 50 close to the shaping bracket 30, and the material of the buffer pad 51 is styrene-butadiene rubber.

[0043] In the actual implementation process, by setting a limit component, when the shaping mechanism slides along the length direction of the cooling mechanism, it is prevented from falling from the cooling mechanism. By setting a buffer pad, the surface of the main frame can be effectively avoided from being bumped, thereby improving its overall service life.

[0044] The present application provides a hot melt adhesive shaping device, comprising a cooling mechanism located below an extruder discharge port, a shaping mechanism arranged on the cooling mechanism, and a guiding mechanism arranged on the shaping mechanism, wherein the guiding mechanism comprises a shaping bracket arranged on the cooling mechanism, and a shaping component arranged on the shaping bracket. By sequentially arranging the shaping mechanism and the cooling mechanism below the extruder discharge port, the molten hot melt adhesive extruded by the extruder can be quickly pressed into a specific discharge shape by the shaping mechanism, and then transported to the cooling mechanism for cooling and further shaping. There is no need to divert the molten hot melt adhesive into a plurality of hot melt adhesive columns, and there is no need to expose the molten hot melt adhesive to the air. The device has the advantages of simple operation, reduced impurities in the hot melt adhesive, improved product yield, and easy promotion and implementation.

[0045] The above are only embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. Hot melt adhesive shaping device, characterized in that: The invention comprises a cooling mechanism (2) arranged below the discharge port of an extruder (1), a shaping mechanism (3) arranged on the cooling mechanism (2) and located between the cooling mechanism (2) and the discharge port of the extruder (1), and a guiding mechanism (4) arranged on one end of the shaping mechanism (3) away from the discharge port of the extruder (1), wherein the shaping mechanism (3) comprises a shaping bracket (30) arranged on the cooling mechanism (2), and a shaping component (31) arranged on the shaping bracket (30).

2. The hot melt adhesive shaping device according to claim 1, characterized in that: The shaping bracket (30) comprises a main frame (300), a plurality of mounting plates (301) spaced apart along the width direction of the main frame (300), and a sliding assembly (302) arranged on the main frame (300) on a side close to the cooling mechanism (2), the shaping assembly (31) being arranged between the plurality of mounting plates (301), and the shaping bracket (30) being able to slide along the length direction of the cooling mechanism (2) via the sliding assembly (302).

3. The hot melt adhesive shaping device according to claim 2, characterized in that: The shaping component (31) comprises a first shaping roller (310) and a second shaping roller (311) which are rotatably arranged between the plurality of mounting plates (301); the second shaping roller (311) is provided with a plurality of molding grooves (312) spaced apart along its circumference; when the molten hot melt adhesive is extruded from the discharge port of the extruder (1) to between the first shaping roller (310) and the second shaping roller (311), the molten hot melt adhesive can enter the molding grooves (312) to be cooled and shaped.

4. The hot melt adhesive shaping device according to claim 2, characterized in that: The sliding assembly (302) includes sliders (303) arranged on both sides of the main frame (300), and a slide groove (304) arranged on the cooling mechanism (2) at a corresponding position of the slider (303), and the slider (303) can be matched and extended into the slide groove (304) to enable the main frame (300) to slide along the length direction of the slide groove (304).

5. The hot melt adhesive shaping device according to claim 4, characterized in that: The sliding assembly (302) also includes a plurality of pulleys (305) arranged at intervals along the length direction of the slider (303). When the slider (303) is matched and arranged in the slide groove (304), the outer periphery of the pulley (305) fits with the bottom of the slide groove (304), and the main frame (300) can slide along the length direction of the slide groove (304) through the pulley (305).

6. The hot melt adhesive shaping device according to claim 2, characterized in that: The guide mechanism (4) includes a connecting ear (40) arranged on the main frame (300), a first rotating shaft (41) rotatably arranged on the connecting ear (40), a connecting plate (42) rotatably arranged on both sides of the first rotating shaft (41) at one end, a second rotating shaft (43) rotatably arranged on the other end of the two connecting plates (42), and a guide roller (44) rotatably arranged on the second rotating shaft (43).

7. The hot melt adhesive shaping device according to claim 6, characterized in that: The connecting plate (42) is provided with a plurality of adjustment holes (45) at intervals along its length direction. The second rotating shaft (43) can be matched and rotatably arranged in the adjustment hole (45). The adjustment hole (45) is used to adjust the distance between the second rotating shaft (43) and the first rotating shaft (41).

8. The hot melt adhesive shaping device according to claim 2, characterized in that: The cooling mechanism (2) comprises a main box body (20), and a cooling water trough (21) disposed on the main box body (20) for containing cooling water, the shaping bracket (30) is mounted on the cooling water trough (21), and the sliding assembly (302) is disposed between the main frame body (300) and the main box body (20).

9. The hot melt adhesive shaping device according to claim 8, characterized in that: Limiting components (5) are provided at both ends of the main box body (20). When the shaping bracket (30) slides to both ends of the main box body (20), the limiting components (5) are used to limit the sliding of the shaping bracket (30) relative to the main box body (20).

10. The hot melt adhesive shaping device according to claim 9, characterized in that: The limiting assembly (5) comprises limiting convex plates (50) arranged at both ends of the main box body (20), and a buffer pad (51) arranged on a side of the limiting convex plate (50) close to the shaping bracket (30), wherein the buffer pad (51) is made of styrene-butadiene rubber.

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