1. The utility model provides a compound water thorn non-woven fabrics processing equipment, includes extrusion running roller (1), water thorn non-woven fabrics (2), rubber coating cavity (3), rolling running roller (4) and support (401), its characterized in that: the support (401) is provided with a plurality of adhesive collecting components (5) capable of collecting hot melt adhesive;

each group of the glue collecting assemblies (5) comprises a collecting tank (501), an inclined plate (502), a supporting plate (503) and a triggering assembly (504) capable of triggering the separation treatment of the hot melt glue.

2. A composite spunlace nonwoven fabric processing apparatus according to claim 1, wherein: the appearance of each collecting groove (501) is in a whistle shape with a hollow number 6.

3. A composite spunlace nonwoven fabric processing apparatus according to claim 1, wherein: the appearance of each supporting plate (503) is in a fork shape with an inverted letter Y on a longitudinal section.

4. A composite spunlace nonwoven fabric processing apparatus according to claim 1, wherein: each supporting plate (503) is provided with a drainage component (5021) which can guide the hot melt adhesive to flow towards the inner direction of each collecting tank (501).

5. A composite spunlace nonwoven fabric processing apparatus according to claim 4, wherein: each group of drainage assemblies (5021) comprises an upper air bag (50211), and the appearance of each upper air bag (50211) is triangular on one longitudinal section.

6. A composite spunlace nonwoven fabric processing apparatus according to claim 1, wherein: each group of the trigger assembly (504) comprises a rotating plate (5042), and the length of the left end of each rotating plate (5042) is larger than that of the right end.

7. A composite spunlace nonwoven fabric processing apparatus according to claim 1, wherein: each support plate (503) is provided with a discharge assembly (5032) capable of releasing and separating hot melt adhesive materials.

8. A composite spunlace nonwoven fabric processing apparatus according to claim 7, wherein: each group of the discharging assemblies (5032) comprises a lower air bag (50321), and the appearance of each lower air bag (50321) is in a trapezoid shape.

9. A composite spunlace nonwoven fabric processing apparatus according to claim 8, wherein: each lower air bag (50321) is pre-filled with alcohol (50332), and each part of the alcohol (50332) is anhydrous alcohol.

10. A composite spunlace nonwoven fabric processing apparatus according to claim 8, wherein: each lower air bag (50321) is provided with a conduit (50323), and the inclination angle of each conduit (50323) to the horizontal plane is 30 degrees.

Background

In the production and processing processes of the composite non-woven fabric in the prior art, the opening time of the hot melt adhesive is short, and the permeability of the hot melt adhesive on the non-woven fabric or other materials is insufficient, so that the adhesion between the hot melt adhesive and the materials is insufficient, and the peeling strength of the composite product is easy to reduce.

Aiming at the problems, regarding the technical problem that the opening time of the hot melt adhesive is short, through a large number of searches, a semi-crossed composite spunlace non-woven fabric production device with the patent number of CN202010397519.3 and a production method thereof are inquired, the semi-crossed composite spunlace non-woven fabric production device comprises a support and a movable plate, wherein the surface of one side of the movable plate is fixedly connected with a first motor, an output shaft of the first motor penetrates through the corresponding movable plate and is respectively and fixedly connected with extrusion rollers, an adjusting device is arranged between the support and the movable plate, feeding rollers are symmetrically arranged at the upper ends of the extrusion rollers, a gluing device is arranged at one side of the upper end of; according to the invention, the adjusting devices are arranged on the bracket and the connecting plate, so that the pressure between the two extrusion rollers can be adjusted at will, the heating pipe is arranged on the end surface of the first baffle, hot water is pumped into the heating pipe through the hot water tank, so that the surface temperature of the extrusion rollers is heated, the opening time of the hot melt adhesive is prolonged, the hot melt adhesive can permeate into the non-woven fabric for a long time, and the bonding effect is improved.

However, the technical scheme provided by the patent does not have the function of collecting glue for the support of the winding roller, and when the glue coating cavity and the extrusion roller perform glue coating and composite extrusion on two spunlace non-woven fabrics, the hot melt glue easily seeps from the support downwards to the joint of the winding roller, and the technical problem of locking of the winding roller can be generated after cooling.

Disclosure of Invention

The invention aims to solve the technical problems in the background art and provides a processing device of a composite spunlace non-woven fabric.

In order to achieve the purpose, the invention provides the following technical scheme: a composite spunlace non-woven fabric processing device comprises an extrusion roller, spunlace non-woven fabrics, a gluing cavity, a winding roller and a bracket, wherein a plurality of glue collecting components capable of collecting hot melt glue are embedded in the inner surface of one side of the bracket, which is close to the winding roller, in an up-down vertical direction in an equal-adjacent and separated manner;

each group of the glue collecting assemblies comprises a collecting tank, an inclined plate, a supporting plate and a triggering assembly capable of triggering the separation treatment of the hot melt glue.

Further preferred embodiments: every the outward appearance of collecting vat all is the whistle form of inside hollow figure 6 shape, every the right-hand member top position of collecting vat has all been seted up the entry and has just in this entry bottom position towards every the inside direction slant fixed mounting of collecting vat has the swash plate, every the left end bottom of swash plate all is close to and does not laminate every the left side inner wall of collecting vat, every lower extreme position and every in the bottom side surface of swash plate equal fixed mounting has the backup pad between the right side inner wall middle-end position of collecting vat, every the outward appearance of backup pad all is the crotch form of the letter Y shape of falling on a longitudinal section, every the equal movable mounting in inside left lower extreme position of collecting vat has trigger assembly.

Further preferred embodiments: and drainage assemblies capable of guiding hot melt adhesive to flow towards the inner direction of each collecting tank are movably mounted between the top side outer surface of each supporting plate and the upper end position of the bottom side outer surface of each inclined plate and the upper end position of the right side inner wall of each collecting tank, and each drainage assembly comprises an upper air bag, an upper sliding rail and a guide plate.

Further preferred embodiments: each upper air bag is embedded between the top outer surface of each supporting plate, the upper end position of the bottom outer surface of each inclined plate and the upper end position of the right inner wall of each collecting tank, the appearance of each upper air bag is triangular on a longitudinal section, an upper sliding rail is fixedly mounted at the top end position inside each inclined plate, a guide plate is slidably mounted at the inside position of each sliding rail, and the bottom end of each guide plate is fixedly mounted at the top end position of each upper air bag.

Further preferred embodiments: each group of trigger assemblies comprises a rotating shaft, a rotating plate and an inserting strip.

Further preferred embodiments: every the pivot all is the horizontal direction rotation mounting in every inclined to one side lower extreme position in the inner wall of collecting vat, every the surface of pivot all encircles fixed mounting and has changeing the board, every change the board and all be in the static balanced state of level under normal conditions, every the left end length of changeing the board all is greater than right-hand member length, every the equal fixed mounting in bottom side surface left end central position of changeing the board has the cutting.

Further preferred embodiments: the outer wall of the left side of each supporting plate is arc-shaped, the central position of the right part of the bottom end of each supporting plate is provided with an insertion tube in a penetrating mode, and the inner diameter of each insertion tube is larger than the diameter of each insertion strip.

Further preferred embodiments: and discharge assemblies capable of releasing and separating hot melt adhesive materials are movably mounted between the inner part of each supporting plate and the lower end of the inner wall of the right side of each collecting groove, and each discharge assembly comprises a lower air bag, alcohol and a guide pipe.

Further preferred embodiments: each lower air bag is embedded between the inner portion of each supporting plate and the lower end of the inner wall of the right side of each collecting tank, the appearance of each lower air bag is in a ladder shape, alcohol is pre-installed in the inner portion of each lower air bag, the type of each alcohol is absolute alcohol, a guide pipe penetrates through the top of the left end of each lower air bag and the upper portion of the left end of each supporting plate in the inclined direction, and the inclination angle between each guide pipe and the horizontal plane is 30 degrees.

Further preferred embodiments: every the equal fixed mounting in inner wall head end position of pipe has down the slide rail, every the outward appearance of slide rail all is inside cavity, left protruding right side open and top and bottom both ends have magnetic hemispherical, every the inner wall middle part position of slide rail all is the rotatory bull stick of installing of horizontal direction around, every down the surface of bull stick all encircles fixed mounting has the baffle, every the head and the tail both ends of baffle are equallyd divide respectively with every under normal conditions the laminating is inhaled to the top and bottom both ends magnetism of slide rail down.

Has the advantages that:

1. the processing equipment for the composite spunlace non-woven fabrics is provided with the glue collecting assembly, and utilizes the thermal expansion and cold contraction, lever and negative pressure principles, when a glue coating cavity and an extrusion roller perform glue coating and composite extrusion on two spunlace non-woven fabrics, when hot melt glue seeps downwards from a support, the hot melt glue can flow into a collecting tank of the glue collecting assembly through an inclined plate of the glue collecting assembly by the thermal expansion and cold contraction principles, and immediately under the action of the lever principle, a trigger assembly of the glue collecting assembly triggers a supporting plate of the glue collecting assembly to release materials capable of separating the hot melt glue from the inner wall of the collecting tank into the collecting tank, so that the hot melt glue collected in the collecting tank is prevented from adhering to the inner wall of the collecting tank, and under the common cooperation effect of a plurality of glue collecting assemblies, the hot melt glue flowing up and down on the support can be collected, and the hot melt glue is prevented from continuously flowing downwards;

2. according to the processing equipment for the composite spunlace non-woven fabric, by arranging the drainage assembly and utilizing the principle of thermal expansion and cold contraction, when hot melt adhesive does not seep downwards from the support, the upper air bag of the drainage assembly is in a natural expansion state, and the guide plate of the drainage assembly is positioned in the upper sliding rail of the drainage assembly and does not slide out of the inclined plate; when the hot melt adhesive seeps downwards from the support, the state can be gradually broken, namely when the hot melt adhesive slides to the inclined plate through the inlet at the top of the right end of the collecting tank as described above, the upper air bag below the inclined plate is heated to expand under the action of the principle of thermal expansion and cold contraction due to the higher temperature of the hot melt adhesive, so that the guide plate at the top end of the upper air bag slides outwards along the upper sliding rail, the hot melt adhesive at the inlet of the collecting tank can flow to the inclined plate through the guide plate and finally falls into the collecting tank, and the original flow direction (from top to bottom) of the hot melt adhesive is changed and the hot melt adhesive is stopped from flowing downwards continuously;

3. according to the processing equipment for the composite spunlace non-woven fabric, the triggering assembly and the discharging assembly are arranged, and by utilizing the lever and negative pressure principle, when hot melt adhesive does not seep downwards from the support, the rotating plate of the triggering assembly is in a horizontal static balance state, the inserting strip of the triggering assembly is not inserted into the inserting tube of the supporting plate, the lower air bag of the discharging assembly is in a natural undeformed state, and alcohol in the lower air bag is not released outwards; however, when the hot melt adhesive seeps from the bracket downwards, the state can be gradually broken, namely when the hot melt adhesive flows to the left end of the rotating plate through the inclined plate as described above, the rotating plate is pressed to rotate anticlockwise under the action of the lever principle so as to enable the cutting under the left end of the rotating plate to approach towards the direction of the inserting pipe, and finally the cutting is extruded by the lower air bag in the supporting plate to deform after being inserted into the inserting pipe, further the air in the lower air bag is pressed to flow towards the head end of the guide pipe of the discharging component under the negative pressure action, so as to break through the magnetic attraction threshold value between the lower slide rail and the baffle plate in the guide pipe, and the baffle plate rotates and slides in the lower slide rail, so that the alcohol in the lower air bag flows out to the collecting tank along the guide pipe through the left end of the lower slide rail, the hot melt adhesive collected in the hot melt adhesive collecting tank is sprayed to prevent the hot melt adhesive from adhering to the inner wall of the collecting tank, so that the hot melt adhesive is convenient to strip and clean subsequently, and the collection and timely treatment of the hot melt adhesive are realized;

4. to sum up, this kind of compound water thorn non-woven fabrics processing equipment through the collective cooperation effect of album glue subassembly, drainage subassembly, trigger subassembly and ejection of compact subassembly etc. can make the support of rolling running roller possess the album function of gluing, carries out the compound extruded in-process of rubber coating when two water thorn non-woven fabrics of coating cavity and squeeze roll pair, avoids the hot melt adhesive from the support downwards seepage flow to with the junction of rolling running roller, has guaranteed the normal operating of rolling running roller.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of a take-up roller and a bracket according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 4B according to the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 4 at C according to the present invention;

FIG. 7 is an enlarged view of D in FIG. 4 according to the present invention;

FIG. 8 is an enlarged view of E of FIG. 7 according to the present invention;

in FIGS. 1-8: 1-extruding a roller; 2-spunlace non-woven fabric; 3-gluing a cavity; 4-rolling a roller; 401-a scaffold;

5-glue collecting assembly; 501-a collecting tank; 502-a swash plate; 503-a support plate; 504-a trigger component;

5021, a drainage component; 50211, arranging an air bag; 50212-upper sliding rail; 50213-a guide plate;

5041-rotating shaft; 5042-rotating plate; 5043-cutting;

5031-cannula;

5032-a discharge assembly; 50321-lower balloon; 50322-ethanol; 50323-a catheter;

50324-lower slide; 50325-a turn bar; 50326-baffle.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to fig. 1 to 8 in the embodiment of the present invention.

Example 1

Referring to fig. 1-4, in the embodiment of the present invention, a composite spunlace nonwoven fabric processing apparatus includes an extrusion roller 1, a spunlace nonwoven fabric 2, a glue applying cavity 3, a winding roller 4 and a bracket 401, wherein a plurality of glue collecting assemblies 5 capable of collecting hot melt glue are embedded in the bracket 401 at a side close to the winding roller 4 in an up-down vertical equal-interval manner;

each glue collecting assembly 5 comprises a collecting tank 501, an inclined plate 502, a supporting plate 503 and a triggering assembly 504 which can trigger the separation treatment of the hot melt glue.

In the embodiment of the invention, the appearance of each collecting tank 501 is in a whistle shape with a hollow number 6 inside, the top of the right end of each collecting tank 501 is provided with an inlet, an inclined plate 502 is fixedly installed at the bottom end of the inlet in an inclined manner towards the inside of each collecting tank 501, the bottom of the left end of each inclined plate 502 is close to and is not attached to the inner wall of the left side of each collecting tank 501, a supporting plate 503 is fixedly installed between the lower end of the middle part of the outer surface of the bottom side of each inclined plate 502 and the middle end of the inner wall of the right side of each collecting tank 501, the appearance of each supporting plate 503 is in a fork shape with a reversed letter Y on a longitudinal section, and a trigger assembly 504 is movably installed at the lower end of the left inside of each collecting tank 501;

the appearance of the collecting tank 501 is designed to be a whistle shape with a hollow number 6 shape, so that the hot melt adhesive flowing down from the top end of the bracket 401 can flow in along the inclined plate 502 through an inlet arranged on the collecting tank 501 for collection; the support plate 503, which has an inverted Y-shaped cross-section, is a device that can guide the inflow of the hot melt adhesive and store the material that can be released to separate the hot melt adhesive from the inner wall of the collection tank 501.

The processing equipment of the composite spunlace non-woven fabric is provided with the glue collecting component 5, and utilizes the principles of expansion with heat and contraction with cold, a lever and negative pressure, when the glue coating cavity 3 and the extrusion roller 1 carry out glue coating and composite extrusion on the two spunlace non-woven fabrics 2, when hot melt glue seeps downwards from the bracket 401, firstly, the hot melt adhesive flows into the collecting tank 501 of the adhesive collecting component 5 through the inclined plate 502 of the adhesive collecting component 5 by the principle of thermal expansion and cold contraction, and the triggering component 504 of the adhesive collecting component 5 triggers the supporting plate 503 of the adhesive collecting component 5 to release the material capable of separating the hot melt adhesive from the inner wall of the collecting tank 501 into the collecting tank 501 under the action of the lever principle, so that the hot melt adhesive collected in the collecting tank 501 is prevented from adhering to the inner wall of the collecting tank 501, and under the joint cooperation action of a plurality of adhesive collecting components 5, the hot melt adhesive flowing down the support 401 can be collected to prevent the hot melt adhesive from continuously flowing down.

Example 2

Referring to fig. 4-5, the embodiment of the present invention differs from embodiment 1 in that: drainage assemblies 5021 capable of guiding hot melt adhesive to flow towards the inner direction of each collecting tank 501 are movably mounted between the top outer surface of each supporting plate 503 and the upper end position of the bottom outer surface of each inclined plate 502 and the upper end position of the right inner wall of each collecting tank 501, and each drainage assembly 5021 comprises an upper air bag 50211, an upper sliding rail 50212 and a guide plate 50213.

In the embodiment of the invention, each upper airbag 50211 is embedded between the top outer surface of each supporting plate 503 and the upper end position of the bottom outer surface of each inclined plate 502 and the upper end position of the right inner wall of each collecting tank 501, the appearance of each upper airbag 50211 is triangular on a longitudinal section, the top end position inside each inclined plate 502 is fixedly provided with an upper sliding rail 50212, the inside position of each sliding rail 50212 is slidably provided with a guide plate 50213, and the bottom end of each guide plate 50213 is fixedly arranged at the top end position of each upper airbag 50211;

the upper air bag 50211 has a triangular appearance in a longitudinal section, so that the top end of the upper air bag 50211 can expand to eject the guide plate 50213 out of the upper sliding rail 50212 after the hot melt adhesive flows into the collecting tank 501 by using the principle of thermal expansion and cold contraction, so that the hot melt adhesive flowing down from the support 401 is guided to the collecting tank 501 for collection, and the hot melt adhesive is prevented from continuously flowing down.

According to the processing equipment for the composite spunlace non-woven fabric, by arranging the drainage component 5021 and utilizing the principle of thermal expansion and cold contraction, when hot melt adhesive does not seep downwards from the bracket 401, the upper air bag 50211 of the drainage component 5021 is in a natural expansion state, and the guide plate 50213 of the drainage component 5021 is positioned in the upper sliding rail 50212 of the drainage component 5021 and does not slide out of the inclined plate 502; however, when the hot melt adhesive flows downwards from the support 401, such a state is gradually broken, that is, when the hot melt adhesive slides down to the inclined plate 502 through the inlet at the top of the right end of the collecting tank 501 as described above, due to the higher temperature of the hot melt adhesive, the upper air bag 50211 under the inclined plate 502 is heated to expand under the action of the principle of thermal expansion and cold contraction, so that the guide plate 50213 at the top end of the upper air bag 50211 slides outwards along the upper sliding rail 50212, so that the hot melt adhesive at the inlet of the collecting tank 501 can flow onto the inclined plate 502 through the guide plate 50213, and finally falls into the collecting tank 501, thereby changing the original flow direction (from top to bottom) of the hot melt adhesive and blocking the hot melt adhesive to continue flowing downwards.

Example 3

Referring to fig. 4 and fig. 6 to 8, the embodiment of the present invention is different from embodiment 1 in that: each set of trigger assemblies 504 includes a rotating shaft 5041, a rotating plate 5042, and an insert 5043.

In the embodiment of the invention, each rotating shaft 5041 is rotatably arranged at the lower end position in the inner wall of each collecting tank 501 in the front-back horizontal direction, the outer surface of each rotating shaft 5041 is fixedly provided with a rotating plate 5042 in a surrounding manner, each rotating plate 5042 is in a horizontal static balance state under normal conditions, the length of the left end of each rotating plate 5042 is greater than that of the right end, and the central position of the left end of the outer surface of the bottom side of each rotating plate 5042 is fixedly provided with an inserting strip 5043;

the length of the left end of the rotating plate 5042 is set to be greater than the length of the right end, so that the lever principle is utilized to press the right end of the rotating plate 5042 to slide on the outer wall of the supporting plate 503 after the hot melt adhesive flows in, without being blocked by the supporting plate 503.

In the embodiment of the invention, the outer wall of the left side of each supporting plate 503 is arc-shaped, the central position of the right part of the bottom end of each supporting plate 503 is provided with an insertion tube 5031 in a penetrating way, and the inner diameter of each insertion tube 5031 is larger than the diameter of each insertion strip 5043;

here, the left outer wall of the support plate 503 is made to be arc-shaped, so that the right end of the rotating plate 5042 can slide conveniently; the cannula 5031 has an inner diameter greater than the diameter of the plunger 5043 so that the plunger 5043 may be inserted into the cannula 5031 when the left end of the rotating plate 5042 is rotated below the support plate 503.

In the embodiment of the invention, discharge assemblies 5032 capable of releasing and separating hot melt adhesive materials are movably mounted between the inside of each supporting plate 503 and the lower end position of the right inner wall of each collecting tank 501, and each group of discharge assemblies 5032 comprises a lower air bag 50321, alcohol 50322 and a conduit 50323.

In the embodiment of the invention, each lower air bag 50321 is embedded between the inside of each support plate 503 and the lower end of the right inner wall of each collecting tank 501, the appearance of each lower air bag 50321 is in a trapezoid shape, the inside of each lower air bag 50321 is pre-filled with alcohol 50332, each alcohol 50332 is anhydrous alcohol, a conduit 50323 obliquely penetrates between the top of the left end of each lower air bag 50321 and the upper position of the left end of each support plate 503, and the inclination angle of each conduit 50323 to the horizontal plane is 30 °;

the lower air bag 50321 is trapezoidal in appearance, and is attached to the support plate 503 and the inner wall of the collecting tank 501, so that the inserting strip 5043 can be inserted into the inserting tube 5031 to press the lower air bag 50321, and the alcohol 50332 in the lower air bag can be led out through the conduit 50323; the alcohol 50332 is anhydrous alcohol, and is capable of being volatilized to contract the hot melt adhesive and automatically separate from the inner wall of the collecting tank 501 when the hot melt adhesive is led out of the collecting tank 501; the inclination angle of the conduit 50323 with respect to the horizontal plane is set to 30 °, so that when the rotating plate 5042 rotates to trigger the lower air bag 50321 to release the alcohol 50332, the alcohol 50332 can be pushed to the left end of the rotating plate 5042, and the hot melt adhesive just entering can be sprayed in time.

In the embodiment of the invention, a lower slide rail 50324 is fixedly mounted at the head end of the inner wall of each conduit 50323, the appearance of each lower slide rail 50324 is hollow inside, left-convex and right-open, and magnetic hemispherical at the top and bottom ends, a rotating rod 50325 is rotatably mounted at the middle position of the middle end of the inner wall of each lower slide rail 50324 in the front-back horizontal direction, a baffle 50326 is fixedly mounted on the outer surface of each rotating rod 50325 in a surrounding manner, and the head and tail ends of each baffle 50326 are respectively attached to the top and bottom ends of each lower slide rail 50324 in a magnetic attraction manner under normal conditions;

the appearance of the lower slide rail 50324 is a hemispherical shape with a hollow interior, a left convex right opening, and magnetic top and bottom ends, and the head and tail ends of the baffle 50326 are respectively and magnetically attached to the top and bottom ends of the lower slide rail 50324 under normal conditions, so that the baffle 50326 can block the right end of the lower slide rail 50324 to prevent the alcohol 50332 from flowing out when the hot melt adhesive does not flow in, and the baffle 50326 can be pushed to slide on the lower slide rail 50324 to release the alcohol 50332 after the hot melt adhesive flows in.

By arranging the trigger assembly 504 and the discharge assembly 5032, and by using the principle of lever and negative pressure, when the hot melt adhesive does not seep downward from the bracket 401, the rotating plate 5042 of the trigger assembly 504 is in a horizontal static equilibrium state, the inserting strip 5043 of the trigger assembly 503 is not inserted into the inserting tube 5031 of the supporting plate 503, the lower air bag 50321 of the discharge assembly 5032 is in a natural undeformed state, and the alcohol 50322 in the lower air bag 50321 is not released outwards; however, when the hot melt adhesive seeps downward from the bracket 401, such a state is gradually broken, that is, when the hot melt adhesive flows to the left end of the rotating plate 5042 through the inclined plate 502 as described above, the rotating plate 5042 is pressed to rotate counterclockwise under the action of the lever principle so as to approach the inserting strip 5043 at the left end of the rotating plate 5042 toward the inserting tube 5031, and finally, after the inserting strip 5043 is inserted into the inserting tube 5031, the lower air bag 50321 in the supporting plate 503 is pressed to deform, and further, the air in the lower air bag 50321 is pressed under the negative pressure to flow toward the head end of the conduit 50323 of the discharging assembly 5032, so as to break through the magnetic threshold between the lower sliding rail 50324 and the baffle 50326 in the conduit 50323, so that the baffle 50326 rotates and slides in the lower sliding rail 50323, so as to flow the alcohol 50322 in the lower air bag 50321 out along the conduit 50323 into the collecting tank 501 through the left end of the lower sliding rail 50324, and spray the collected hot melt adhesive on the inner wall 501, the subsequent stripping and cleaning are facilitated, so that the collection and timely treatment of the hot melt adhesive are realized.