CN218834993U

CN218834993U - Paper pre-gluing machine of extrusion molding foaming composite type heat insulation board production line

Info

Publication number: CN218834993U
Application number: CN202223187113.6U
Authority: CN
Inventors: 孙汝铜; 何红娟
Original assignee: Hebei Taoye Packaging Machinery Technology Co ltd
Current assignee: Hebei Taoye Packaging Machinery Technology Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-04-11
Anticipated expiration: 2032-11-28

Abstract

A paper pre-gluing machine of an extrusion molding foaming composite type heat insulation board production line belongs to the technical field of composite type heat insulation board manufacturing production lines, and aims to solve the problems that a gluing machine in an existing composite type heat insulation board production line device is unreasonable in structural design and uneven in gluing and film forming. The gluing machine includes four-leg box type gluing machine body, netted gluing roller and glue extruding roller, and has elevating cylinder type paper feeding mechanism, netted gluing roller and glue extruding roller connected parallelly to the gluing machine body, driving motor connected to one of the synchronous belt wheels of the gluing roller, glue extruding roller meshed to the other driving gear, eccentric turbine regulator on the glue extruding roller, gluing nozzle on the roller body, glue conveying pump connected to the glue conveying pipe, shaft head glue blocking plate on the netted gluing roller and the glue extruding roller, and glue collecting tank in the lower part. The whole structure is novel and practical, and the device is suitable for the gluing operation of paper in the manufacturing production line of the composite heat-insulating board and other devices and product manufacturing.

Description

Paper pre-gluing machine of extrusion molding foaming composite type heat insulation board production line

Technical Field

The utility model belongs to the technical field of compound insulation board manufacturing line and relates to a paper machinery of gluing of precoating.

Background

In the production and manufacture of the extrusion-molded and foamed composite heat-insulating board, a sheet material which is subjected to extrusion molding and foaming is used as a central base material, paper such as surface paper which is stained with glue or/and inner paper which is stained with the glue is coated on two surfaces of the sheet material, and the paper is extruded and formed to manufacture a composite heat-insulating board product, wherein the glue-stained film forming uniformity coated by a glue coater is directly related to the composite effect and the product quality of a subsequent heat-insulating board. In the known technology, the gluing machine in the existing production line of the extrusion-foaming composite type insulation board, such as a gluing machine body, a power motor, a glue conveying pump, a gluing machine roller and a paper guide shaft in an extrusion-foaming composite type insulation board production line device of Chinese patent application publication No. CN114393857A, is mainly composed of a gluing machine body, a power motor, a glue conveying pump, a gluing machine roller and a paper guide shaft, the gluing machine roller is connected with the gluing machine roller through a glue conveying pump and a glue outlet pipe head, the gluing machine roller is connected with the power motor through a transmission mechanism, the front part of the gluing machine is connected with an extrusion-foaming sheet conveyor and a paper feeder, the rear part of the gluing machine is connected with an extrusion composite forming machine, and the input facial tissue and lining paper are glued and then conveyed with the extrusion-foaming sheet to the extrusion composite forming machine for composite forming; however, due to the limitation of the structure, the structural design is unreasonable, the time for coating the adhesive is short in the gluing operation process, the adhesive coating and film forming are not uniform due to the fact that the roller of the gluing machine cannot be adjusted and the glue conveying amount of the glue conveying pipe cannot be controlled, the conditions that the interlayer is hollow and the composite bonding is not real and the like occur in the product bonded after extrusion compounding, the product quality of the composite type heat-insulating plate formed in the subsequent working procedure is directly influenced, and the structural design needs to be further improved and a novel gluing machine is developed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the problems of unreasonable structural design and uneven gluing and film forming of a gluing machine in the existing composite type heat-insulating board production line device are solved. The utility model aims at providing a structure is novel practical, the adjustable rubber coating operation that carries on of its spreading machine roller mechanism, and the transport of carrying the rubber pump delivery pipe is glued the volume and can be adjusted and control in proper amount and the shower nozzle can atomize and spout and glue the spreading machine roller for the rubber coating film forming is even, and the adhesive that the back meets the process and scribbles can fully solidify and closely adhere paper and extrusion molding foaming sheet material and become an organic whole, through extrusion composite forming's compound insulation board product bonding firm, stable in quality's a new-type rubber coating machine.

The utility model provides a technical scheme that above-mentioned problem adopted is:

the utility model provides a paper pre-gluing machine of compound insulation board production line of extrusion molding foaming, it includes: the glue spreader comprises a glue spreader body, a power motor, a glue conveying pump, a glue spreading mechanism, a paper conveying shaft, a cylinder lifting type paper conveying mechanism, an eccentric turbine regulator and a glue receiving groove, wherein the glue spreading mechanism is formed by oppositely combining an anilox glue spreading roller and a glue extruding roller, the glue spreader body is a four-leg base box type glue spreading body with four supporting legs which are mutually connected with a transverse pull rod, two sides of the upper part of each supporting leg are connected with wallboards, the anilox glue spreading roller and the glue extruding roller of the glue spreading mechanism are transversely and parallelly connected on the wallboards on two sides of the four-leg base box type glue spreading body, the head part of a roller shaft of the anilox glue spreading roller is provided with a double-layer combined driving wheel, one synchronous belt wheel of the double-layer combined driving wheel is connected with the power motor through a synchronous driving belt, and the other driving wheel is meshed with a glue shaft driving gear of the glue extruding roller, the device is characterized in that an eccentric turbine regulator for regulating the gap between an extruding roller and a reticulate rubber coating roller is further arranged on a roller body of the extruding roller, two support legs on one side of a four-leg base box type rubber coating machine body are connected with an air cylinder lifting type paper conveying mechanism in a mode of being parallel to the reticulate rubber coating roller, a rubber coating nozzle is arranged on the upper portion of the roller body of the extruding roller and connected with a rubber conveying pump through a rubber conveying pipe with a rubber quantity regulated, shaft head portions of two ends of the reticulate rubber coating roller and the extruding roller are respectively provided with a groove inserted with a shaft head rubber blocking plate, shaft side rubber blocking plates which are connected with the shaft head rubber blocking plates into a whole are respectively arranged on the outer sides of two shafts of the reticulate rubber coating roller and the extruding roller, and rubber receiving grooves are arranged on the lower portions of the shaft head rubber blocking plates and the shaft side rubber blocking plates.

The paper pre-gluing machine of the extrusion molding foaming composite type heat insulation board production line comprises a linear bearing seat, a cylinder tensioning type paper guide shaft and a cylinder, wherein the cylinder tensioning type paper guide shaft is parallel to a reticulate glue spreader, the shaft heads of the two ends of the cylinder tensioning type paper guide shaft are respectively provided with a linear bearing seat which is connected to two support legs on one side of a four-leg seat box type glue spreader body, a cylinder is connected to one end shaft head of the cylinder tensioning type paper guide shaft, and the cylinder tensioning type paper guide shaft is a cylinder tensioning type paper guide shaft with positive and reverse cross reticulate embossing on the shaft body.

Foretell a paper gluing machine of compound insulation board production line of extrusion molding foaming, eccentric turbine regulator includes: the eccentric turbine regulator comprises an eccentric turbine regulator body, a regulating driving wheel, a regulating eccentric wheel and a regulator motor, wherein the regulating driving wheel is connected in the eccentric turbine regulator body, the regulating eccentric wheel meshed with the regulating driving wheel and a wheel shaft of the regulating driving wheel are connected with a power shaft of the regulator motor, a rubber shaft transmission gear of the regulating eccentric wheel and a rubber extrusion roller is a double-layer connected wheel, and the wheel shaft of the regulating eccentric wheel and the wheel shaft of the rubber shaft transmission gear are of an eccentric structure.

Foretell a paper pre glue machine of compound insulation board production line of extrusion molding foaming, connect the groove of gluing to be the liftable formula that the bottom dress even has gluey groove elevating system connects gluey groove, gluey groove elevating system includes: the hand wheel comprises a control hand wheel, a rack and a gear clamping hook, wherein a transmission gear is connected to a wheel shaft of the control hand wheel and is respectively meshed with a hook head of the gear clamping hook and teeth of the rack, a connecting shaft of the gear clamping hook is connected with the rack, and the top of the rack is connected with a glue receiving groove.

The paper pre-gluing machine for the extrusion molding foaming composite type heat-insulating plate production line is characterized in that the glue quantity regulation and control glue conveying pipe connected with the glue spraying nozzle is formed by connecting a glue conveying electric control valve on the glue conveying pipe, the glue spraying nozzle is a hole-discharging atomization type adhesive spraying nozzle, and the glue conveying pump is fixedly connected to the side part of the supporting leg of the four-leg seat box type glue spraying machine body.

The paper pre-gluing machine of the extrusion molding foaming composite type insulation board production line is characterized in that a belt pressing bearing is further connected to a synchronous transmission belt of the power motor connected with the reticulate pattern glue coating roller.

When the utility model is used, the glue spreader can be independently arranged according to design requirements and actual needs, preferably assembled in the flow equipment of the extrusion molding foaming composite type heat preservation plate manufacturing production line, the front part is provided with paper conveying machines such as face paper and lining paper, and the rear part is provided with an extrusion molding foaming sheet conveying belt and an extrusion composite forming machine, and a microcomputer electric controller which comprises a power motor, a cylinder controller, a glue conveying pump, a glue conveying electric control valve and a regulator motor is connected with a main electric controller in the whole flow equipment of the extrusion molding foaming composite type heat preservation plate manufacturing production line; during operation, the paper such as surface paper, inner paper and the like which are required to be glued for compounding are conveyed to a glue spreader from a paper receiving part through a cylinder tensioning type paper guide shaft of a cylinder lifting type paper conveying mechanism, in order to obtain better coating standard of the gluing area and evenness of the paper, the paper can be controlled to move up and down by adjusting the cylinder lifting type paper conveying mechanism, gluing is carried out when a cylinder is retracted, the paper can be uniformly coated with a layer of thin glue film, when the glue spreader stops working, the cylinder rises, the paper can rise along with the paper guide shaft and cannot contact with an anilox glue spreader, so that the original gluing of the paper is reserved, and in order to prevent the paper from deviating in the transmission process, the cylinder tensioning type paper guide shaft with forward and reverse cross anilox embossing is arranged on a shaft body of the paper guide shaft; when the paper is conveyed, the glue conveying pump is operated to spray an adhesive to the anilox glue spreader through the glue conveying pipe under the control of the glue conveying electric control valve and the gluing nozzle, the power motor drives the anilox glue spreader and the glue squeezing roller to rotate relatively through the synchronous belt to carry out glue squeezing work, and an eccentric turbine regulator can be controlled according to the gluing work requirement to regulate and control the space gap between the anilox glue spreader and the glue squeezing roller to regulate and control the gluing film forming thickness; during the rubber coating work, the lower parts of the reticulate pattern rubber coating roller and the rubber extrusion roller are further connected with a liftable rubber receiving groove, the rubber coating dripping problem is effectively prevented, the centrally collected adhesive can be treated and recycled, and the waste and the environment are reduced.

Because the utility model discloses an adopted above-mentioned technical scheme, it is unreasonable to have solved the spreading machine structural design among the current compound insulation board production line device effectively, and the inhomogeneous problem of rubber coating film-forming. Also through the experimental result of trying out of actual operation, it is practical that it has overall structure, the adjustable rubber coating operation that carries on of its spreading machine roller mechanism, the transport volume of glue of conveying the glue pump delivery pipe can be adjusted and control in right amount and the shower nozzle can atomize and spout gluey to the spreading machine roller, the rubber coating film-forming is even, the adhesive that the postconnection process coated can fully solidify and closely adhere paper and extrusion molding foaming sheet material and become an organic whole, compound insulation board product bonding through extrusion composite forming is firm, the steady quality, advantages such as convenient to use, be applicable to in the compound insulation board manufacturing line facial tissue, the rubber coating operation of interior paper and paper in other devices and the product preparation.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a left enlarged structure diagram of the glue applying head 11 in the embodiment of fig. 1.

Fig. 3 is an enlarged structural schematic diagram of the eccentric turbine adjuster 17 engaged with the shaft transmission gear 5 in the embodiment of fig. 1.

Fig. 4 is a schematic top view of the regulating capstan 172 coupled to the regulator motor 174 in the embodiment of fig. 3.

The reference numbers in the figures are: 1-cylinder lifting type paper conveying mechanism; 101-linear bearing seat; 102-cylinder tensioning type paper guide shaft; 103-cylinder; 2-anilox glue spreading roller; 3-extruding the rubber roller; 4-a synchronous pulley; 5-a rubber shaft transmission gear; 6-a transmission gear; 7-glue receiving groove; 8-motor synchronizing wheel; 9-glue groove lifting mechanism; 901-control the hand wheel; 902-a rack; 903-gear hook; 10-a power motor; 11-a gluing nozzle; 12-a shaft head rubber baffle plate; 13-shaft side rubber baffle; 14-synchronous drive belt; 15-glue conveying pump; 16-a push belt bearing; 17-an eccentric turbine adjuster; 171-eccentric turbo regulator body; 172-regulating the driving wheel; 173-adjusting eccentric wheel; 174-a regulator motor; 18-four-leg seat box type gluing machine body; 19-glue conveying electric control valve; 20-paper feeding shaft.

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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the present embodiment includes: a glue spreader body, a power motor 10, a glue conveying pump 15, a glue spreading mechanism, a paper conveying shaft 20, a cylinder lifting type paper conveying mechanism 1, an eccentric turbine regulator 17 and a glue receiving tank 7, wherein the glue spreading mechanism is formed by oppositely combining an anilox glue spreading roller 2 and a glue squeezing roller 3, the glue spreader body is a four-leg pedestal box type glue spreader 18 with four support legs mutually connected with a cross pull rod and wall plates on two sides of the upper part of the support legs, the anilox glue spreading roller 2 and the glue squeezing roller 3 of the glue spreading mechanism are transversely and parallelly connected on the wall plates on two sides of the four-leg pedestal box type glue spreader 18, the head part of a roller shaft of the anilox glue spreading roller 2 is provided with a double-layer combined driving wheel, one synchronous belt wheel 4 of the double-layer combined driving wheel is connected with the power motor 10 through a synchronous driving belt 14, and the other driving wheel 6 is engaged with a glue shaft driving gear 5 of the glue squeezing roller 3, the roller body of the rubber extruding roller 3 is further provided with an eccentric turbine regulator 17 for regulating the gap between the rubber extruding roller 3 and the reticulate pattern rubber coating roller 2, two support legs on one side of a four-leg pedestal box type rubber coating machine body 18 are connected with an air cylinder lifting type paper conveying mechanism 1 in parallel to the reticulate pattern rubber coating roller 2, a paper conveying shaft 20 is connected on the support leg on the other side, the upper portion of the roller body of the rubber extruding roller 3 is connected with a rubber coating nozzle 11, the rubber coating nozzle 11 is connected with a rubber conveying pump 15 through a rubber conveying pipe with a rubber amount regulating and controlling amount, shaft end portions at two ends of the reticulate pattern rubber coating roller 2 and the rubber extruding roller 3 are respectively provided with grooves, a shaft end rubber blocking plate 12 is inserted into the grooves, shaft side rubber blocking plates 13 which are connected with the rubber blocking plates 12 into a whole are respectively arranged on the outer sides of two shaft portions of the reticulate pattern rubber coating roller 2 and the rubber extruding roller 3, and a rubber receiving groove 7 is arranged on the lower portions of the rubber blocking plates 12 and the shaft side rubber blocking plates 13. The power motor 10 of this embodiment is a 1.5 KW's three-phase asynchronous speed reducing motor, adopts the converter control, and reduction ratio 1: 20, reticulation glue spreader 2 and crowded glue roller 3 are with the cylindrical gear intermeshing that the modulus is 5 and are all glued crowded work of gluing.

For example, referring to fig. 1, the cylinder elevating type paper feeding mechanism 1 of the present embodiment includes: the roller comprises a linear bearing seat 101, a cylinder tensioning type paper guide shaft 102 and a cylinder 103, wherein the cylinder tensioning type paper guide shaft 102 is parallel to the anilox glue coating roller 2, the shaft head parts of two ends of the cylinder tensioning type paper guide shaft are respectively provided with the linear bearing seat 101 which is connected to two support legs on one side of a four-leg base box type glue coating machine body 18, the shaft head part of one end of the cylinder tensioning type paper guide shaft 102 is connected with the cylinder 103, and the cylinder tensioning type paper guide shaft 102 is a cylinder tensioning type paper guide shaft with positive and reverse cross anilox embossing on the shaft body.

Preferably, referring to fig. 1 and 3-4, the eccentric turbine adjuster 17 of the present embodiment includes: the eccentric turbine regulator comprises an eccentric turbine regulator body 171, an adjusting driving wheel 172, an adjusting eccentric wheel 173 and a regulator motor 174, wherein the adjusting driving wheel 172 is connected in the eccentric turbine regulator body 171, the adjusting eccentric wheel 173 meshed with the adjusting driving wheel 172 and a wheel shaft of the adjusting driving wheel are connected with a power shaft of the regulator motor 174, the adjusting eccentric wheel 173 and a rubber shaft transmission gear 5 of the rubber extrusion roller 3 are double-layer connected wheels, and the wheel shaft of the adjusting eccentric wheel and the wheel shaft of the rubber shaft transmission gear 5 are in an eccentric structure.

Specifically, referring to fig. 1, the glue receiving slot 7 in this embodiment is a liftable glue receiving slot with a glue receiving slot lifting mechanism 9 connected to the bottom thereof, and the glue receiving slot lifting mechanism 9 includes: the gear type manual transmission device comprises a control handwheel 901, a rack 902 and a gear clamping hook 903, wherein a transmission gear is arranged on a wheel shaft of the control handwheel 901 and is respectively meshed with a hook head of the gear clamping hook 903 and teeth of the rack 902, a connecting shaft of the gear clamping hook 903 is connected with the rack 902, and the top of the rack 902 is connected with a glue receiving groove 7.

For example, referring to fig. 1-2, the glue delivery pipe connected to the glue nozzle 11 in this embodiment is formed by connecting a glue delivery electric control valve 19 to the glue delivery pipe, the glue nozzle 11 is a row-hole atomization type adhesive nozzle, and the glue delivery pump 15 is fixedly connected to the side of the leg of the four-leg seat box type glue applicator 18.

More specifically, referring to fig. 1, the synchronous belt 14 of the power motor connected to the anilox roll 2 of the present embodiment is further connected to a belt bearing 16 for setting the tightness of the synchronous belt.

The above is only one example, and on the basis of the above, other technical features and solutions derived from adding parts, equivalent substitutions and partial improvements, which are not inventive by the skilled person, are all within the scope of protection of the present invention.

Claims

1. A paper pre-gluing machine of an extrusion-foaming composite type heat-insulation board production line comprises a gluing machine body, a power motor, a glue conveying pump, a gluing mechanism and a conveying paper shaft, and is characterized by further comprising an air cylinder lifting type paper conveying mechanism (1), an eccentric turbine regulator (17) and a glue receiving groove (7), wherein the gluing mechanism is formed by oppositely combining an anilox gluing roller (2) and a glue extruding roller (3), the gluing machine body is formed by mutually connecting four support legs with a transverse pull rod, four leg seat box type gluing machine bodies (18) connected with wallboards on two sides of the upper portions of the support legs, the anilox gluing roller (2) and the glue extruding roller (3) of the gluing mechanism are transversely and parallelly connected onto two side wallboards of the four leg seat box type gluing machine body (18), the roll head portion of the anilox gluing roller (2) is provided with a double-layer combined transmission wheel, one synchronous belt wheel (4) is connected with a power motor through a synchronous transmission belt (14), the other synchronous belt wheel (4) is connected with a glue extruding shaft transmission gear (5) of a glue extruding roller (3) of the power motor, the other synchronous transmission wheel (6) is connected with a glue extruding roller (3) through a glue conveying roller seat, and a glue extruding roller (17) of the anilox gluing roller, and a glue conveying roller (11) is connected with a glue conveying roller nozzle (11) of the glue conveying roller (17), and a glue conveying roller (11) of the glue conveying roller, one side of the glue conveying roller (2), the glue conveying roller (17) is connected with the glue conveying roller, and a glue conveying roller (17) of the glue conveying roller, one side of the glue conveying roller (17) of the glue extruding roller, the glue conveying roller, and a glue conveying roller (17) of the glue conveying roller is connected with the glue extruding roller, and a glue conveying roller (2), shaft head parts at two ends of the reticulate pattern glue roller (2) and the glue extruding roller (3) are respectively provided with a groove inserted with a shaft head glue blocking plate (12), the outer sides of the two shafts of the reticulate pattern glue roller (2) and the glue extruding roller (3) are respectively connected with a shaft side glue blocking plate (13) which is connected with the shaft head glue blocking plate (12) into a whole, and the lower parts of the shaft head glue blocking plate (12) and the shaft side glue blocking plate (13) are connected with a glue receiving groove (7).

2. The paper pre-gluing machine of the extrusion molding foaming composite type insulation board production line according to claim 1, wherein the cylinder lifting type paper conveying mechanism (1) comprises a linear bearing seat (101), a cylinder tensioning type paper guide shaft (102) and a cylinder (103), the cylinder tensioning type paper guide shaft (102) is parallel to the reticulate pattern glue spreader (2), the shaft heads of two ends of the cylinder tensioning type paper guide shaft (102) are respectively provided with the linear bearing seat (101) which is connected to two support legs on one side of a four-leg base box type glue spreader body (18), the cylinder (103) is connected to one end of the cylinder tensioning type paper guide shaft (102), and the cylinder tensioning type paper guide shaft (102) is a cylinder tensioning type paper guide shaft with forward and reverse cross reticulate pattern embossing on the shaft body.

3. The paper pre-gluing machine of the extrusion molding foaming composite type heat insulation board production line according to claim 1, wherein the eccentric turbine adjuster (17) comprises an eccentric turbine adjuster body (171), an adjusting driving wheel (172), an adjusting eccentric wheel (173) and an adjuster motor (174), the adjusting driving wheel (172) is connected in the eccentric turbine adjuster body (171), the adjusting eccentric wheel (173) meshed with the adjusting driving wheel (172) and a wheel shaft of the adjusting driving wheel are connected with a power shaft of the adjuster motor (174), the adjusting eccentric wheel (173) and a rubber shaft transmission gear (5) of the rubber extrusion roller (3) are double-layer conjoined wheels, and the wheel shaft of the adjusting eccentric wheel and the wheel shaft of the rubber shaft transmission gear (5) are of an eccentric structure.

4. The paper pre-gluing machine of the extrusion molding foaming composite type insulation board production line according to claim 1, characterized in that the glue receiving groove (7) is a liftable glue receiving groove with a glue groove lifting mechanism (9) connected to the bottom, the glue groove lifting mechanism (9) comprises an operating hand wheel (901), a rack (902) and a gear trip (903), a transmission gear is connected to a wheel shaft of the operating hand wheel (901) and respectively meshed with a hook head of the gear trip (903) and teeth of the rack (902), a connecting shaft of the gear trip (903) is connected to the rack (902), and the top of the rack (902) is connected to the glue receiving groove (7).

5. The paper pre-gluing machine of the extrusion molding foaming composite type insulation board production line according to claim 1, characterized in that the glue conveying pipe connected with the glue spraying nozzle (11) for adjusting the glue amount is formed by connecting a glue conveying electric control valve (19) on the glue conveying pipe, the glue spraying nozzle (11) is a hole-array atomization type adhesive spraying nozzle, and the glue conveying pump (15) is fixedly connected with the side part of the supporting leg of the four-leg box type glue spraying machine body (18).

6. The paper pre-gluing machine of the extrusion molding foaming composite type insulation board production line according to claim 1, characterized in that a belt pressing bearing (16) is further connected to a synchronous transmission belt (14) of the power motor connected with the anilox glue spreader (2).