CN109013090B

CN109013090B - Glue coating box

Info

Publication number: CN109013090B
Application number: CN201811088804.6A
Authority: CN
Inventors: 李苏州
Original assignee: Jiangsu Jintaixiang Newway Door Industry Co ltd
Current assignee: Jiangsu Jintaixiang Newway Door Industry Co ltd
Priority date: 2018-09-18
Filing date: 2018-09-18
Publication date: 2020-07-07
Anticipated expiration: 2038-09-18
Also published as: CN109013090A

Abstract

The invention discloses a glue coating box, and belongs to the technical field of door industry manufacturing. A heating device is arranged in the inner cavity of the box body; the upper end of the inner cavity of the box body is connected with a rubber outlet pipe, and the end part of the rubber outlet pipe is connected with a spray head; a compression device is arranged at the lower side of the inner cavity of the box body; the compression device comprises a plunger, a guide compression disc is arranged on the upper side of the plunger, two through holes are formed in the lower ends of the side walls, one side wall through hole is connected with an air pump, and the air pump is fixed on one side of the lower end of the side wall; a rubber plug is arranged in the through hole of the other side wall; a pull rope penetrates through the through hole of the rubber plug, and the inner end of the pull rope is fixedly connected to the lower end of the plunger after bypassing the inner steering pulley; the outer end of the pull rope is fixedly connected to the turntable after bypassing the outer turning pulley. The whole compression device has small volume, and the whole volume is greatly reduced; the arrangement of the guide compression disc protects the plunger, prolongs the service life of the device, improves the utilization rate of glue in the inner cavity and reduces waste; the width of the glue sprayed by the spray head can be conveniently adjusted, the use is convenient, and the working efficiency is improved.

Description

Glue coating box

Technical Field

The invention relates to the technical field of door industry manufacturing, in particular to a glue coating box which is used for adhering a decorative surface of a wooden door in the door industry manufacturing process.

Background

In the manufacturing process of the door industry, the veneer needs to be pasted on the wooden door, the door frame also needs to be pasted with the sealing strip, and under most conditions, the manual work is usually to dip in glue water with a brush to brush back, which wastes time and energy, and is low in efficiency.

Without addressing this problem, the chinese patent discloses a glue application structure for door industry manufacturing. Including last box, lower box and hose, the inside of going up the box is provided with electric telescopic handle, electric telescopic handle's bottom is provided with the clamp plate, the bottom of going up the box is provided with connects chamber one, the top of box is provided with connector one down, connect chamber one and connector one and cooperate, the box cooperatees with connector one through connecting chamber one down, then with last box connection, the right side of box is provided with connector two down, open the left end of hose has connection chamber two, connect chamber two and connector two-phase cooperation, the hose is through connecting chamber two and connector two-phase cooperation, then with lower box connection, the right side of hose is provided with the shower nozzle. In the time of in-service use, box and lower box in through the separation, thereby the inside colloid of packing into of box under, after packing into, lower box cooperatees with connector one through connecting chamber one, then with last box connection, the hose is through connecting chamber two and connector two phase cooperation, then with lower box connection, through the work of control electric telescopic handle, thereby make electric telescopic handle drive the clamp plate motion downwards, the inside colloid compression of box under will be placed to the clamp plate, get into the hose, the right side of hose is provided with the shower nozzle, the staff can place the shower nozzle in the position that the colloid was added to needs, thereby make the colloid reach the assigned position.

Among the drawbacks that exist are:

1, an electric telescopic rod as a compression device occupies too large space, so that the volume of a box body is too large, and the use is not convenient enough;

and 2, the requirements of different working conditions on the size of the spray head are different, and the spray head needs to be frequently replaced.

Disclosure of Invention

In order to solve the technical problem, the invention provides the glue coating box, wherein the compression device is small in size, and the size of the spray head can be adjusted.

The invention is realized by the following technical scheme: a glue coating box comprises a box body, wherein a heating device is arranged in an inner cavity of the box body; the upper end of the inner cavity of the box body is connected with a rubber outlet pipe, and the end part of the rubber outlet pipe is connected with a spray head; the box body comprises a cylindrical side wall, the upper end and the lower end of the side wall are fixedly connected with an upper cover and a lower cover, and the inner cavity is formed among the upper cover, the side wall and the lower cover;

a compression device is arranged on the lower side of the inner cavity of the box body;

the compression device comprises a plunger slidably mounted in the side wall, and an upper stop table and a lower stop table which are opposite to the plunger and used for limiting the displacement of the plunger are respectively arranged at the upper end and the lower end in the side wall; a sealing ring is arranged between the circumferential surface and the side wall of the plunger piston, a guide compression disc is arranged on the upper side of the plunger piston, and the sealing ring is arranged between the circumferential surface and the side wall of the guide compression disc; the upper side of the guide compression disc is provided with a disc-shaped bulge, and the circumferential surface of the bulge is in clearance fit with the inner wall of the upper baffle; two through holes are formed in the lower end of the side wall, and the through holes are positioned on the lower side of the lower baffle; one side wall through hole is connected with an air pump which is fixed on one side of the lower end of the side wall; a rubber plug is arranged in the through hole of the other side wall; a through hole is formed in the center of the rubber plug, a pull rope penetrates through the through hole of the rubber plug, and the pull rope is in interference fit with the through hole of the rubber plug; an inner steering pulley is arranged at the center position in the lower cover, and the inner end of the pull rope is fixedly connected to the center position of the lower end of the plunger after bypassing the inner steering pulley; an outer steering pulley opposite to the through hole of the rubber plug is arranged outside the side wall, and a turntable rotatably arranged outside the side wall is arranged above the steering pulley; the outer end of the pull rope is fixedly connected to the turntable after bypassing the outer turning pulley;

the spray head comprises a square barrel with an opening at the front end and the rear end, the rear end of the square barrel is connected with the rubber outlet pipe, and the front end of the square barrel is provided with an upper rubber pressing plate and an upper rubber pressing plate; the front ends of the upper rubber pressing plate and the upper rubber pressing plate are attached, and grooves and convex strips which are matched with each other are formed in the opposite surfaces of the upper rubber pressing plate and the upper rubber pressing plate; a through groove is formed in the side wall of the square barrel, the through groove is perpendicular to the inner flow direction of the square barrel, and two ends of the through groove are communicated to the left side wall and the right side wall of the square barrel; elastic cloth is connected in the through groove of the square cylinder and is bent to seal the through groove of the square cylinder; a row of square columns are arranged in the through groove of the square cylinder, and threaded columns are rotatably arranged at the upper ends of the square columns; a supporting plate is arranged on the upper side of the square cylinder, and the threaded column is installed on the supporting plate through threaded connection; an adjusting nut is fixed at the upper end of the threaded column.

It further comprises the following steps: the side wall is separated from the upper baffle table into an upper side wall and a lower side wall; a circle of upper outer baffle table is fixed at the upper end of the inner wall of the lower side wall; an upper inner baffle table with an inverted L-shaped section is fixed at the lower end of the upper side wall; the upper inner gear platform is buckled on the upper outer gear platform, and the upper inner gear platform and the upper outer gear platform form the upper gear platform; and a sealing ring is arranged between the inner wall of the upper outer gear platform and the outer wall of the upper inner gear platform, and a dustproof ring is arranged between the upper end surface of the upper outer gear platform and the outer wall of the upper inner gear platform.

The upper section of the inner wall of the upper outer gear platform is provided with internal threads, and the lower section of the inner wall of the upper outer gear platform is provided with a unthreaded hole; the upper section of the outer wall of the upper inner gear table is provided with external threads, and the lower section of the inner wall of the upper inner gear table is an optical axis; the upper inner gear table and the upper outer gear table are connected through the external threads and the internal threads; the sealing ring is arranged on the unthreaded hole at the lower section of the inner wall of the upper outer gear table.

The upper end of the lower side wall is provided with a plurality of fixing screws which are uniformly distributed along the axis of the lower side wall; the inner end of the fixing screw penetrates through the upper outer baffle table and is installed on the upper inner baffle table through threaded connection.

The lower end surface of the upper cover is provided with an inner spigot, the upper end of the upper side wall is buckled in the inner spigot of the upper cover, and the upper end of the upper side wall and the upper cover are welded into a whole; the upper cover is provided with a feeding opening, and the feeding opening is provided with a feeding door.

The upper end surface of the lower cover is provided with an inner spigot, the lower end of the lower side wall is buckled in the inner spigot of the lower cover, and the lower end of the lower side wall and the lower cover are welded into a whole.

The heating device is arranged on the upper side wall, and the heating device is positioned on the upper side of the upper inner baffle.

The rubber outlet pipe is connected to the upper side wall, and the rubber outlet pipe is located on the upper side of the upper inner baffle.

Compared with the prior art, the invention has the beneficial effects that:

1, pushing a plunger piston to move upwards along the side wall through an air pump, compressing glue in an inner cavity by a guide compression disc on the upper side, and spraying the glue along a glue outlet pipe and a spray head under the action of the pressure; the whole compression device has small volume, so that the whole volume is greatly reduced;

2, the plunger is protected by the arrangement of the guide compression disc, the service life of the device is prolonged, the utilization rate of glue in the inner cavity is improved by the design of the bulge on the guide compression disc, and waste is reduced;

3, through adjusting square post, can control the cross section of square section of thick bamboo in the shower nozzle, be convenient for adjust the width of shower nozzle spun glue, convenient to use has improved work efficiency.

4, the unique split type design of lateral wall, the box of being convenient for and inside compressor arrangement's installation, connection reduce the assembly degree of difficulty.

Drawings

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

FIG. 2 is a schematic view of a showerhead construction;

FIG. 3 is a view taken along line A-A in FIG. 2

FIG. 4 is a schematic structural diagram of a second embodiment of the present invention;

in the figure: 1. a box body; 1-1, an upper cover; 1-2, side wall; 1-21, upper sidewall; 1-22, lower sidewall; 1-3, a lower cover; 1-4, a gear shifting table; 1-41, an upper inner gear platform; 1-42, go up the outer shelves platform; 1-5, a gear shifting platform; 2. a heating device; 3. discharging the rubber tube; 4. a spray head; 4-1, square cylinder; 4-2, arranging a rubber pressing plate; 4-3, arranging a rubber pressing plate; 4-4, elastic cloth; 4-5, square column; 4-6, a threaded column; 4-7, a support plate; 4-8, adjusting a screw cap; 5. a plunger; 6. guiding the compression disc; 6-1, convex; 7. a rubber plug; 8. pulling a rope; 9. an inner steering pulley; 10. an outer diverting pulley; 11. a turntable; 12. a set screw; 13. a feeding gate; 14. an air pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

As shown in fig. 1, the glue coating tank comprises a tank body 1, wherein a heating device 2 is arranged in an inner cavity of the tank body 1; the upper end of the inner cavity of the box body 1 is connected with a rubber outlet pipe 3, and the end part of the rubber outlet pipe 3 is connected with a spray head 4. The box body 1 comprises a cylindrical side wall 1-2, the upper end and the lower end of the side wall 1-2 are fixedly connected with an upper cover 1-1 and a lower cover 1-3, and the inner cavity is formed among the upper cover 1-1, the side wall 1-2 and the lower cover 1-3.

A compression device:

the plunger 5 is arranged in the side wall 1-2 in a sliding way, and an upper gear table 1-4 and a lower gear table 1-5 which are opposite to the plunger 5 and used for limiting the displacement of the plunger 5 are respectively arranged at the upper end and the lower end in the side wall 1-2; a sealing ring is arranged between the circumferential surface of the plunger 5 and the side wall 1-2, a guide compression disc 6 is arranged on the upper side of the plunger 5, and a sealing ring is arranged between the circumferential surface of the guide compression disc 6 and the side wall 1-2; the upper side of the guide compression disc 6 is provided with a disc-shaped bulge 6-1, and the circumferential surface of the bulge 6-1 is in clearance fit with the inner wall of the upper gear table 1-4; the lower end of the side wall 1-2 is provided with two through holes, and the through holes are positioned at the lower side of the lower baffle table 1-5; one side wall 1-2 through hole is connected with an air pump 14, and the air pump 14 is fixed on one side of the lower end of the side wall 1-2; a rubber plug 7 is arranged in the through hole of the other side wall 1-2; a through hole is formed in the center of the rubber plug 7, a pull rope 8 penetrates through the through hole of the rubber plug 7, and the pull rope 8 is in interference fit with the through hole of the rubber plug 7; an inner diverting pulley 9 is arranged at the center position in the lower cover 1-3, and the inner end of the pull rope 8 is fixedly connected to the center position of the lower end of the plunger 5 after passing around the inner diverting pulley 9; an outer turning pulley 10 opposite to the through hole of the rubber plug 7 is arranged outside the side wall 1-2, and a turntable 11 rotatably arranged outside the side wall 1-2 is arranged above the turning pulley 10; the outer end of the pull rope 8 is fixedly connected to the rotary table 11 after passing around the outer diverting pulley 10.

When the glue spraying device is used, the air pump pushes the plunger piston to move upwards along the side wall, the guide compression disc on the upper side compresses glue in the inner cavity, and the glue is sprayed out along the glue outlet pipe and the spray head under the action of the pressure. When glue needs to be filled, the rotary table is rotated, the rotary table drives the plunger to move downwards through the pull rope, and then the glue is added into the inner cavity. In the embodiment, the compression device has small volume, so that the whole volume is greatly reduced; the plunger has been protected in the setting of direction compression dish, improves device life, and bellied design has improved the utilization ratio of glue in the inner chamber on the direction compression dish, reduces extravagantly.

The side wall 1-2 is divided into an upper side wall 1-21 and a lower side wall 1-22 from the upper gear table 1-4; a circle of upper outer baffle platforms 1-42 are fixed at the upper ends of the inner walls of the lower side walls 1-22; the lower end of the upper side wall 1-21 is fixed with an upper inner baffle table 1-41 with an inverted L-shaped section; the upper inner gear table 1-41 is buckled on the upper outer gear table 1-42, and the upper inner gear table 1-41 and the upper outer gear table 1-42 form the upper gear table 1-4; a sealing ring is arranged between the inner wall of the upper outer gear table 1-42 and the outer wall of the upper inner gear table 1-41, and a dustproof ring is arranged between the upper end surface of the upper outer gear table 1-42 and the outer wall of the upper inner gear table 1-41.

Preferably: the upper section of the inner wall of the upper outer gear table 1-42 is provided with internal threads, and the lower section of the inner wall of the upper outer gear table 1-42 is provided with a unthreaded hole; the upper section of the outer wall of the upper inner gear table 1-41 is provided with an external thread, and the lower section of the inner wall of the upper inner gear table 1-41 is an optical axis; the upper inner gear table 1-41 and the upper outer gear table 1-42 are connected through the external thread and the internal thread; the sealing ring is arranged on the unthreaded hole at the lower section of the inner wall of the upper outer gear table 1-42.

Preferably: an inner spigot is arranged on the lower end face of the upper cover 1-1, the upper end of the upper side wall 1-21 is buckled in the inner spigot of the upper cover 1-1, and the upper end of the upper side wall 1-21 and the upper cover 1-1 are welded into a whole; the upper cover 1-1 is provided with a feeding port, and a feeding door 13 is arranged on the feeding port. The heating device 2 is arranged on the upper side wall 1-21, and the position of the heating device 2 is positioned on the upper side of the upper inner shelf 1-41. The glue outlet pipe 3 is connected to the upper side wall 1-21, and the position of the glue outlet pipe 3 is located on the upper side of the upper inner gear table 1-41.

Preferably: the upper end face of the lower cover 1-3 is provided with an inner spigot, the lower end of the lower side wall 1-22 is buckled in the inner spigot of the lower cover 1-3, and the lower end of the lower side wall 1-22 and the lower cover 1-3 are welded into a whole. The lower end of the lower side wall 1-22 is provided with an air relief valve.

Referring to fig. 2 and 3, the nozzle 4 comprises a square cylinder 4-1 with an opening at the front end and the rear end, the rear end of the square cylinder 4-1 is connected with the rubber outlet pipe 3, and the front end of the square cylinder 4-1 is provided with an upper rubber pressing plate 4-2 and an upper rubber pressing plate 4-3; the front ends of the upper rubber pressing plate 4-2 and the upper rubber pressing plate 4-3 are attached, and the upper rubber pressing plate 4-2 and the upper rubber pressing plate 4-3 are provided with grooves and convex strips which are matched with each other oppositely; a through groove is formed in the upper side wall of the square barrel 4-1, the through groove is perpendicular to the inner flow direction of the square barrel 4-1, and two ends of the through groove are communicated to the left side wall and the right side wall of the square barrel 4-1; an elastic cloth 4-4 is connected in the through groove of the square cylinder 4-1, and the elastic cloth 4-4 is bent to seal the through groove of the square cylinder 4-1; a row of square columns 4-5 are arranged in the through groove of the square cylinder 4-1, and threaded columns 4-6 are rotatably arranged at the upper ends of the square columns 4-5; a supporting plate 4-7 is arranged on the upper side of the square barrel 4-1, and the threaded column 4-6 is installed on the supporting plate 4-7 through threaded connection; an adjusting screw cap 4-8 is fixed on the upper end of the threaded column 4-6. During the use, the screw post is screwed in the lake and is comprehensively screwed out to adjust the square post, the cross section of the square cylinder in the spray head can be controlled, the width of glue sprayed by the spray head can be conveniently adjusted, the use is convenient, and the working efficiency is improved.

Example two

The difference between the second embodiment and the first embodiment is:

as shown in fig. 4, a plurality of fixing screws 12 are uniformly distributed along the axial center of the lower side wall 1-22 at the upper end of the lower side wall 1-22; the inner end of the fixing screw 12 penetrates through the upper outer gear platform 1-42 and is installed on the upper inner gear platform 1-41 through threaded connection.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A glue coating box comprises a box body (1), wherein a heating device (2) is arranged in an inner cavity of the box body (1); the upper end of the inner cavity of the box body (1) is connected with a rubber outlet pipe (3), and the end part of the rubber outlet pipe (3) is connected with a spray head (4);

the method is characterized in that:

the box body (1) comprises a cylindrical side wall (1-2), the upper end and the lower end of the side wall (1-2) are fixedly connected with an upper cover (1-1) and a lower cover (1-3), and the inner cavity is formed among the upper cover (1-1), the side wall (1-2) and the lower cover (1-3);

a compression device is arranged on the lower side of the inner cavity of the box body (1);

the compression device comprises a plunger (5) which is slidably arranged in the side wall (1-2), and an upper stop table (1-4) and a lower stop table (1-5) which are opposite to the plunger (5) and used for limiting the displacement of the plunger (5) are respectively arranged at the upper end and the lower end in the side wall (1-2); a sealing ring is arranged between the circumferential surface of the plunger (5) and the side wall (1-2), a guide compression disc (6) is arranged on the upper side of the plunger (5), and the sealing ring is arranged between the circumferential surface of the guide compression disc (6) and the side wall (1-2); the upper side of the guide compression disc (6) is provided with a disc-shaped bulge (6-1), and the circumferential surface of the bulge (6-1) is in clearance fit with the inner wall of the upper gear table (1-4); the lower end of the side wall (1-2) is provided with two through holes, and the through holes are positioned at the lower side of the lower gear table (1-5); one side wall (1-2) is connected with an air pump (14) through a through hole, and the air pump (14) is fixed on one side of the lower end of the side wall (1-2); a rubber plug (7) is arranged in the through hole of the other side wall (1-2); a through hole is formed in the center of the rubber plug (7), a pull rope (8) penetrates through the through hole of the rubber plug (7), and the pull rope (8) is in interference fit with the through hole of the rubber plug (7); an inner steering pulley (9) is arranged at the center position in the lower cover (1-3), and the inner end of the pull rope (8) is fixedly connected to the center position of the lower end of the plunger (5) after bypassing the inner steering pulley (9); an outer turning pulley (10) opposite to the through hole of the rubber plug (7) is arranged outside the side wall (1-2), and a turntable (11) rotatably arranged outside the side wall (1-2) is arranged above the turning pulley (10); the outer end of the pull rope (8) is fixedly connected to the turntable (11) after bypassing the outer turning pulley (10);

the spray head (4) comprises a square barrel (4-1) with an opening front end and a rear end, the rear end of the square barrel (4-1) is connected with the rubber outlet pipe (3), and the front end of the square barrel (4-1) is provided with an upper rubber pressing plate I (4-2) and an upper rubber pressing plate II (4-3); the front ends of the upper rubber pressing plate I (4-2) and the upper rubber pressing plate II (4-3) are attached, and the opposite surfaces of the upper rubber pressing plate I (4-2) and the upper rubber pressing plate II (4-3) are provided with grooves and raised lines which are matched with each other; a through groove is formed in the upper side wall of the square barrel (4-1), the through groove is perpendicular to the inner flow direction of the square barrel (4-1), and two ends of the through groove are communicated to the left side wall and the right side wall of the square barrel (4-1); an elastic cloth (4-4) is connected in the through groove of the square cylinder (4-1), and the elastic cloth (4-4) is bent to seal the through groove of the square cylinder (4-1); a row of square columns (4-5) are arranged in the through groove of the square cylinder (4-1), and threaded columns (4-6) are rotatably arranged at the upper ends of the square columns (4-5); a supporting plate (4-7) is arranged on the upper side of the square cylinder (4-1), and the threaded column (4-6) is installed on the supporting plate (4-7) through threaded connection; an adjusting screw cap (4-8) is fixed at the upper end of the threaded column (4-6).

2. A glue-coating tank as claimed in claim 1, characterised in that said side walls (1-2) are divided from said upper stops (1-4) into upper side walls (1-21), lower side walls (1-22); a circle of upper outer baffle table (1-42) is fixed at the upper end of the inner wall of the lower side wall (1-22); the lower end of the upper side wall (1-21) is fixed with an upper inner baffle table (1-41) with an inverted L-shaped section; the upper inner gear table (1-41) is buckled on the upper outer gear table (1-42), and the upper inner gear table (1-41) and the upper outer gear table (1-42) form the upper gear table (1-4); a sealing ring is arranged between the inner wall of the upper outer gear table (1-42) and the outer wall of the upper inner gear table (1-41), and a dustproof ring is arranged between the upper end surface of the upper outer gear table (1-42) and the outer wall of the upper inner gear table (1-41).

3. The glue-applying tank as claimed in claim 2, wherein the upper section of the inner wall of the upper outer stops (1-42) is provided with internal threads, and the lower section of the inner wall of the upper outer stops (1-42) is provided with a light hole; the upper section of the outer wall of the upper inner gear table (1-41) is provided with an external thread, and the lower section of the inner wall of the upper inner gear table (1-41) is an optical axis; the upper inner gear table (1-41) and the upper outer gear table (1-42) are connected through the external thread and the internal thread; the sealing ring is arranged on the unthreaded hole at the lower section of the inner wall of the upper outer gear table (1-42).

4. The glue-coating tank as claimed in claim 2, wherein the upper end of the lower side wall (1-22) is provided with a plurality of fixing screws (12) uniformly distributed along the axial center of the lower side wall (1-22); the inner end of the fixing screw (12) penetrates through the upper outer gear table (1-42) and is installed on the upper inner gear table (1-41) through threaded connection.

5. The glue-applying tank as claimed in claim 2, wherein the lower end surface of the upper cover (1-1) is provided with an inner spigot, the upper end of the upper side wall (1-21) is fastened in the inner spigot of the upper cover (1-1), and the upper end of the upper side wall (1-21) is welded with the upper cover (1-1) into a whole; the upper cover (1-1) is provided with a feeding port, and a feeding door (13) is arranged on the feeding port.

6. The glue-coated tank as claimed in claim 2, wherein the lower cover (1-3) has an inner seam allowance at the upper end, the lower end of the lower sidewall (1-22) is fastened in the inner seam allowance of the lower cover (1-3), and the lower end of the lower sidewall (1-22) is welded with the lower cover (1-3) into a whole.

7. A glue-coating tank as claimed in claim 2, characterised in that said heating means (2) are mounted on the upper side walls (1-21), the heating means (2) being positioned above the upper inner stops (1-41).

8. A glue application tank as claimed in claim 2, characterised in that the glue outlet pipe (3) is connected to the upper side wall (1-21), the position of the glue outlet pipe (3) being located above the upper inner abutment (1-41).