CN116020694A - Glue layer thickness control device in rubberizing process - Google Patents

Abstract

The invention discloses a glue layer thickness control device in a gluing process, and belongs to the technical field of gluing devices. Glue film thickness controlling means in rubberizing process, including transmission base and fixed mounting first install bin on transmission base, still include: the second installation box is arranged in the first installation box in a vertically sliding manner, at least two glue spreading rollers are rotatably connected in the second installation box, glue spraying heads with the same number as the glue spreading rollers are fixedly connected in the second installation box, and the glue spraying heads are arranged above the glue spreading rollers; a glue box which is arranged in the second mounting box in a left-right sliding way; according to the invention, the thickness of glue on the surface of the glue spreader is controlled by controlling the distance between the arc plate and the glue spreader, so that the thickness of glue is quickly adjusted, the plate is not required to be glued for a plurality of times, the corresponding glue spraying amount is found, and the efficiency of changing the glue thickness is further improved; the first thread cylinder is matched with the first screw rod to drive the glue box to slide, so that the glue box is precisely controlled to slide, and thicker adjusting precision is improved.

Description

Adhesive layer thickness control device during gluing process

technical field

The invention relates to the technical field of gluing devices, in particular to a device for controlling the thickness of a glue layer in a gluing process.

Background technique

The roller gluing device is generally used for gluing plate-shaped materials with flat surfaces. After the plate-shaped materials are coated with glue, they will be bonded to other items.

In the prior art, the following problems may occur in the process of gluing:

1. When applying glue to the upper surface of the plate-shaped material, the glue spray head is generally used to spray glue on the rubber roller, and then the rubber roller is used to squeeze the glue, so that the glue is applied to the upper surface of the plate-shaped blank , and because different plate materials need to apply different thicknesses of glue, when applying glue to plate materials of different thicknesses, it needs to be adjusted according to needs. Only one smear test can adjust the thickness of the glue, and the adjustment efficiency is low;

2. During the pressing roller operation, the plate material is squeezed, and it is easy to shift to the two ends of the rubber roller, which leads to the deviation of the center of the colloid

In view of this, a device for controlling the thickness of the glue layer in the gluing process is proposed here.

Contents of the invention

The object of the present invention is to solve the problem of low adjustment efficiency in the prior art, and propose a device for controlling the thickness of the glue layer during the glue application process.

In order to achieve the above object, the present invention adopts the following technical solutions:

The adhesive layer thickness control device in the gluing process includes a transmission base and a first installation box fixedly installed on the transmission base, and also includes: a second installation box that is slid up and down and installed in the first installation box, and the second installation box At least two gluing rollers are connected in rotation, and the second installation box is fixedly connected with the same number of glue spraying heads as the gluing rollers, and the glue spraying heads are arranged above the gluing rollers; The rubber box in the second installation box, the side of the rubber box close to the gluing roller is provided with an arc-shaped plate, the inner diameter of the arc-shaped plate is equal to the outer diameter of the gluing roller; fixedly connected to the top of the rubber box A glue pump, the input end of the glue pump is fixedly connected with a glue suction pipe extending into the glue box, and the output end of the glue pump is fixedly connected with a glue discharge pipe connected with the glue spray head.

In order to facilitate the sliding of the rubber box, preferably, it also includes a mounting plate fixedly connected in the second mounting box, a second motor is fixedly connected to the mounting plate, and a first threaded cylinder is rotatably connected to the mounting plate , the first threaded barrel and the output shaft of the second motor rotate synchronously through the first spur gear set, the first threaded barrel is threaded with a first screw, and the first screw is connected to the side wall of the plastic box Fixed connection.

In order to facilitate the rotation of the gluing roller, preferably, it also includes a third motor fixedly connected to the outer wall of the second installation box, the output shaft of the third motor rotates synchronously with the gluing roller through the second spur gear set, Multiple groups of the glue rollers rotate synchronously through the sprocket group.

In order to drive the sliding of the second installation box, preferably, the top of the first installation box is fixedly connected with a fourth motor, and the top of the first installation box is rotatably connected with a second threaded cylinder, and the second threaded cylinder is connected with the The output shaft of the fourth motor rotates synchronously through the third spur gear set, the second screw rod is threadedly connected to the second threaded cylinder, the top of the second installation box is fixedly connected with a groove body, and the groove body is slidably connected There is a slide plate, and the slide plate is fixedly connected with the second screw rod, and a spring is arranged in the groove, and the two ends of the spring are respectively connected with the slide plate and the second installation box.

In order to facilitate adding glue to the inside of the glue box, preferably, a feeding funnel is fixedly connected to the outer wall of the first installation box, and the feeding funnel is connected to the glue box through a feeding pipe.

In order to reduce the external air from entering the rubber box, preferably, a baffle is rotatably connected to the rubber box, and a tension spring is fixedly connected to the baffle, and a section of the tension spring away from the baffle is fixedly connected to the rubber box, so The bottom of the top plate of the plastic box is fixedly connected with a sealing strip, and the sealing strip is attached to the baffle.

In order to prevent the baffle from being stuck by glue, preferably, an electric heating plate is fixedly connected to the arc-shaped plate, and the electric heating plate abuts against the baffle.

In order to facilitate the transmission of the plates, preferably, the transmission base includes a mounting frame, a transmission roller is rotatably connected to the mounting frame, a first motor is fixedly connected to the mounting frame, and the output end of the first motor is fixed A drive shaft is connected, and the drive shaft rotates synchronously with the transmission roller through a bevel gear set.

In order to prevent the plate from shifting, preferably, it also includes an electric telescopic rod, the output end of the electric telescopic rod is fixedly connected with a mounting seat, and a first double-ended screw rod is rotatably connected to the mounting seat. Both ends of the screw rod are screwed to a limiting plate, and a through hole is opened on the limiting plate, the transmission roller passes through the through hole, the fifth motor is fixedly connected to the mounting base, and the fifth motor is fixedly connected to the mounting base. The output end of the fifth motor is fixedly connected with the first double-ended screw rod.

In order to facilitate the adjustment of the width of gluing, preferably, a symmetrically arranged adjusting plate is slidably connected in the glue spraying head, and a second double-headed screw rod is connected in rotation in the glue spraying head, and the adjusting plate and the second The double-ended screw rods are connected by threads, the side wall of the glue spray head is fixedly connected with a sixth motor, and the output end of the sixth motor is fixedly connected with the second double-ended screw rod.

Compared with the prior art, the present invention provides a device for controlling the thickness of the glue layer in the gluing process, which has the following beneficial effects:

1. The glue layer thickness control device in the gluing process can control the thickness of the glue on the surface of the gluing roller by controlling the distance between the arc-shaped plate and the gluing roller, so as to quickly adjust the thickness of the gluing. The plate is glued multiple times to find the corresponding amount of glue sprayed, thereby improving the efficiency of changing the glue thickness;

2. During the gluing process, the glue layer thickness control device drives the rubber box to slide through the cooperation of the first threaded cylinder and the first screw rod, so as to accurately control the sliding of the glue box and improve the accuracy of adjusting the thickness;

3. The glue layer thickness control device in the gluing process, through multiple sets of gluing rollers, performs multiple extrusions to further improve the precise control of the glue thickness;

4. The glue layer thickness control device in the gluing process, when gluing and extruding the plate, the limit plate will limit the plate, so as to avoid the deviation of the plate, and then avoid the deviation of the gluing center;

5. The adhesive layer thickness control device in the gluing process, the second double-headed screw rod adjusts the distance between the two adjusting plates, and then adjusts the length of the nozzle of the glue spraying head, and then accurately adjusts the width of the sprayed glue.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of glue layer thickness control device in the gluing process that the present invention proposes;

Fig. 2 is the main sectional view one of the adhesive layer thickness control device in the gluing process proposed by the present invention;

Fig. 3 is the main sectional view two of the adhesive layer thickness control device in the gluing process proposed by the present invention;

Fig. 4 is the structural representation of part A in Fig. 3 of the adhesive layer thickness control device in the gluing process proposed by the present invention;

Fig. 5 is the schematic structural view of part B in Fig. 4 of the adhesive layer thickness control device in the gluing process proposed by the present invention;

Fig. 6 is the right sectional view of the adhesive layer thickness control device in the gluing process proposed by the present invention;

Fig. 7 is a three-dimensional structural schematic diagram of the transmission base of the adhesive layer thickness control device in the gluing process proposed by the present invention;

Fig. 8 is a three-dimensional structural schematic diagram of the limit plate of the glue layer thickness control device in the gluing process proposed by the present invention;

Fig. 9 is a top view of the limit plate of the glue layer thickness control device in the gluing process proposed by the present invention;

Fig. 10 is a schematic structural view of the glue spraying head of the glue layer thickness control device in the glue application process proposed by the present invention.

In the figure: 1, installation frame; 101, transmission roller; 102, first motor; 103, drive shaft; 104, bevel gear set; 2, first installation box; 3, second installation box; 4, glue roller; 5. Sprocket group; 6. Glue spray head; 7. Rubber box; 701. Arc plate; 702. Electric heating plate; 8. Rubber pump; 801. Rubber discharge pipe; 9. Baffle plate; , tension spring; 12, mounting plate; 13, the second motor; 14, the first threaded barrel; 15, the first screw; 16, the first straight gear set; 18, feeding pipe; 19, feeding funnel; Three motors; 21, the second spur gear set; 22, the fourth motor; 2201, the third spur gear set; 23, the second threaded barrel; 2301, the second screw mandrel; 24, the groove body; 25, the slide plate; 26, Spring; 27, electric telescopic rod; 28, mounting seat; 29, the fifth motor; 30, the first double-ended screw rod; 31, limit plate; 32, through hole; 33, the sixth motor; 34, the second double Head screw mandrel; 35, adjusting plate.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

In describing the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", " The orientation or positional relationship indicated by "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, so as to Specific orientation configurations and operations, therefore, are not to be construed as limitations on the invention.

Example:

Referring to Figure 1-Figure 10, the adhesive layer thickness control device in the gluing process includes a transmission base and a first installation box 2 fixedly installed on the transmission base, and also includes: a second installation box 2 that slides up and down and is installed in the first installation box 2. Installation box 3, at least two gluing rollers 4 are rotationally connected in the second installation box 3, and the glue spraying heads 6 identical with the gluing rollers 4 are fixedly connected in the second installation box 3, and the gluing heads 6 are arranged on the gluing The top of the roller 4; the rubber box 7 installed in the second installation box 3 is slid left and right, and the side of the rubber box 7 near the gluing roller 4 is provided with an arc-shaped plate 701. The inner diameter of the arc-shaped plate 701 is the same as that of the gluing roller 4 The outer diameters are equal; the glue pump 8 is fixedly connected to the top of the glue box 7, the input end of the glue pump 8 is fixedly connected with a suction pipe extending into the glue box 7, and the output end of the glue pump 8 is fixedly connected with the glue spray head 6 The discharge hose 801.

Before gluing, the rubber box 7 is driven to slide, and the distance between the arc plate 701 and the glue roller 4 is adjusted. When gluing, the glue spray head 6 sprays glue to the glue roller 4, and the edge of the arc plate 701 top is Then the excess thickness of the glue is scooped off, and the scooped-off glue then flows into the glue box 7 again, so that the glue can be reused to avoid waste. In the present invention, by controlling the distance between the curved plate 701 and the gluing roller 4 , so as to control the thickness of the glue on the surface of the gluing roller 4, so as to quickly adjust the thickness of the glue, without needing to apply glue to the board multiple times to find the corresponding glue amount, thereby improving the efficiency of changing the thickness of the glue.

With reference to Fig. 4, also comprise the installation plate 12 that is fixedly connected in the second installation box 3, the second motor 13 is fixedly connected on the installation plate 12, is connected with the first thread cylinder 14 on the installation plate 12 rotation, the first thread cylinder 14 The output shaft of the second motor 13 rotates synchronously through the first spur gear set 16 , and the first screw rod 15 is screwed on the first threaded cylinder 14 , and the first screw rod 15 is fixedly connected with the side wall of the rubber box 7 .

Start the second motor 13, the second motor 13 drives the first spur gear set 16 to rotate, the first spur gear set 16 drives the first threaded cylinder 14 to rotate, the first threaded cylinder 14 drives the rubber box 7 through the first screw rod 15 2. Slide in the installation box 3. In the present invention, the rubber box 7 is driven to slide through the cooperation of the first threaded cylinder 14 and the first screw rod 15, thereby accurately controlling the sliding of the rubber box 7 and improving the accuracy of adjusting the thickness.

The gear ratio of the first spur gear set 16 fixedly installed on the second motor 13 and the gear fixedly installed on the first threaded barrel 14 is one to ten, and further, a reduction gear can be installed in the second installation box 3 box, and the two ends of the reduction box are connected with the second motor 13 and the first threaded barrel 14 respectively, the transmission ratio of the input end of the reduction box and the output unit can be one hundred to one, further improving the thicker precision of mediation.

Referring to Fig. 3-Fig. 5, it also includes a third motor 20 fixedly connected to the outer wall of the second installation box 3, the output shaft of the third motor 20 and the glue roller 4 rotate synchronously through the second spur gear set 21, multiple sets of paint The rubber rollers 4 rotate synchronously through the sprocket set 5 .

Start the third motor 20, the third motor 20 drives the second spur gear set 21 to rotate, the second spur gear set 21 drives one of the gluing rollers 4 to rotate, multiple groups of gluing rollers 4 rotate synchronously through the sprocket set 5, and the plate Carry out multiple extrusion gluing, and when gluing, except the first gluing roller 4 gluing, the following gluing roller 4 can not be gluing, only the glue on the plate is squeezed, and Multiple sets of glue rollers 4 are used to perform multiple extrusions to further improve the precise control of the thickness of the glue.

Referring to Fig. 3, the top of the first installation box 2 is fixedly connected with the fourth motor 22, the top of the first installation box 2 is rotatably connected with the second threaded barrel 23, the output shaft of the second threaded barrel 23 and the fourth motor 22 passes through the first The three spur gear sets 2201 rotate synchronously, the second threaded barrel 23 is threadedly connected with a second screw mandrel 2301, the top of the second installation box 3 is fixedly connected with a groove body 24, and a slide plate 25 is slidingly connected in the groove body 24, and the slide plate 25 and The second threaded mandrel 2301 is fixedly connected, and a spring 26 is arranged in the groove body 24 , and the two ends of the spring 26 are respectively connected with the slide plate 25 and the second installation box 3 .

Start the fourth motor 22, the fourth motor 22 drives the third spur gear set 2201 to rotate, the third spur gear set 2201 drives the second threaded cylinder 23 to rotate, and the second threaded cylinder 23 drives the second screw rod 2301 to drive the slide plate 25 to rise or fall , and then drive the second installation box 3 to rise or fall, and then control the distance between the bottom of the gluing roller 4 and the top of the conveying roller 101 on the conveying base, thereby facilitating the gluing of plates of different thicknesses.

Referring to FIGS. 3-6 , a feeding funnel 19 is fixedly connected to the outer wall of the first installation box 2 , and the feeding funnel 19 is connected to the glue tank 7 through a feeding pipe 18 .

Add glue to the inside of the feeding funnel 19 , and the glue inside the feeding funnel 19 flows into the glue box 7 through the feeding pipe 18 to replenish the glue inside the glue box 7 .

Referring to Figure 5, a baffle 9 is rotatably connected to the plastic box 7, and a tension spring 11 is fixedly connected to the baffle 9. A section of the tension spring 11 away from the baffle 9 is fixedly connected to the plastic box 7, and the bottom of the top plate of the plastic box 7 is fixed. A sealing strip 10 is connected, and the sealing strip 10 is attached to the baffle plate 9 .

Under the action of the tension spring 11, the end of the baffle plate 9 is generally offset against the arc-shaped plate 701, and the plate body is offset against the sealing strip 10, thereby sealing the opening of the rubber box 7, thereby reducing the air from the outer wall entering the rubber box 7 When a certain amount of glue accumulates on the top of the baffle 9, the mass above the baffle 9 increases, and the baffle 9 rotates under the action of gravity, and the rotation of the baffle 9 causes a gap to appear at the opening of the top of the glue box 7. The glue flows into the glue box 7 through the gap, and then is pumped into the glue spray head 6 again by the glue pump 8, so that it can be sprayed circularly, thereby avoiding glue waste.

Referring to FIG. 5 , further, an electric heating plate 702 is fixedly connected to the arc-shaped plate 701 , and the electric heating plate 702 abuts against the baffle plate 9 .

Start the electric heating plate 702, and the electric heating plate 702 heats the baffle plate 9 and the glue in contact with the electric heating plate 702 to melt the glue, avoid the glue from solidifying to stick the baffle plate 9, and prevent the baffle plate 9 from being unable to rotate.

Referring to Fig. 7, the transmission base includes a mounting frame 1, a transmission roller 101 is rotatably connected to the mounting frame 1, a first motor 102 is fixedly connected to the mounting frame 1, and a drive shaft 103 is fixedly connected to the output end of the first motor 102, and the drive shaft 103 rotates synchronously with the transmission roller 101 through the bevel gear set 104.

Start the first motor 102, the first motor 102 drives the drive shaft 103 to rotate, the drive shaft 103 drives the bevel gear set 104 to rotate, the bevel gear set 104 drives the transmission roller 101 to rotate, and then the plate placed on the transmission roller 101 is transmitted.

With reference to Fig. 8, also comprise electric expansion link 27, the output end of electric expansion link 27 is fixedly connected with mounting base 28, is connected with the first double-ended screw mandrel 30 on the mounting base 28, the two ends of the first double-ended screw mandrel 30 The limiting plate 31 is screwed, the limiting plate 31 is provided with a through hole 32, the transmission roller 101 passes through the through hole 32, the mounting seat 28 is fixedly connected with the fifth motor 29, the output end of the fifth motor 29 is connected to the first The double-ended screw mandrel 30 is fixedly connected.

Start the electric telescopic rod 27 to make the electric telescopic rod 27 go up and down, thereby drive the limit plate 31 to lift through the mounting seat 28, and then adjust the height of the limit plate 31 according to the plates of different thicknesses, start the fifth motor 29, and the fifth motor 29 drives the first double-ended screw mandrel 30 to rotate, and the two first double-ended screw mandrels 30 rotate synchronously through the pulley set or the sprocket drive assembly, and the two sets of first double-ended screw mandrels 30 rotate to drive two symmetrically arranged limiters. The plate 31 moves to the middle of the conveying roller 101 or moves to both ends of the conveying roller 101 at the same time, and then the adjustment is performed according to the width of the board.

Referring to Fig. 8 and Fig. 9, the channel consisting of two sets of limiting plates 31 has a wide feeding end and a narrow discharging end, and a slant plate is arranged in the middle. One section, and then the conveying roller 101 transports the plate, and when it is transported to the position of the inclined plate, it is guided by the inclined plate so that the center of the plate is parallel to the center of the conveying roller 101 up and down, and when the plate is glued and squeezed, the limit The positioning plate 31 limits the position of the plate, thereby avoiding the offset of the plate, and then avoiding the offset of the center of the gluing.

Referring to Fig. 10, a symmetrically arranged adjustment plate 35 is slidingly connected to the inside of the glue spray head 6, and a second double-ended screw rod 34 is rotatably connected to the inside of the glue spray head 6, and the adjustment plate 35 is threadedly connected to the second double-ended screw rod 34. A sixth motor 33 is fixedly connected to the side wall of the glue spray head 6 , and the output end of the sixth motor 33 is fixedly connected to the second double-ended screw rod 34 .

Start the sixth motor 33, the sixth motor 33 drives the second double-ended screw mandrel 34 to rotate, and the second double-ended screw mandrel 34 drives the double-symmetrical adjustment plate 35 to slide in the glue spray head 6, that is, to the glue spray head 6 at the same time. Slide in the middle of the glue spray head 6 or slide to both ends of the glue spray head 6 at the same time, adjust the distance between the two adjustment plates 35, control the length of the glue spray head 6 glue spray port, and then adjust the width of the glue.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (10)

1. Glue film thickness controlling means in rubberizing process, including transmission base and fixed mounting first install bin (2) on transmission base, its characterized in that still includes:

the second mounting box (3) is arranged in the first mounting box (2) in a vertically sliding mode, at least two glue spreading rollers (4) are connected in a rotating mode in the second mounting box (3), glue spraying heads (6) with the same number as the glue spreading rollers (4) are fixedly connected in the second mounting box (3), and the glue spraying heads (6) are arranged above the glue spreading rollers (4);

the glue box (7) is arranged in the second mounting box (3) in a sliding manner left and right, one side, close to the glue spreader (4), of the glue box (7) is provided with an arc plate (701), and the inner diameter of the arc plate (701) is equal to the outer diameter of the glue spreader (4);

the glue pump (8) of fixed connection in gluey case (7) top, the input fixedly connected with of gluing pump (8) extends to glue the intraductal rubber suction pipe of gluing case (7), the output fixedly connected with of gluing pump (8) is with glue discharging pipe (801) that spouts gluey head (6) and link to each other.

2. The glue layer thickness control device in the glue applying process according to claim 1, further comprising a mounting plate (12) fixedly connected in the second mounting box (3), wherein the mounting plate (12) is fixedly connected with a second motor (13), a first thread cylinder (14) is rotationally connected on the mounting plate (12), the first thread cylinder (14) and an output shaft of the second motor (13) synchronously rotate through a first gear set (16), a first screw rod (15) is in threaded connection on the first thread cylinder (14), and the first screw rod (15) is fixedly connected with the side wall of the glue box (7).

3. The glue layer thickness control device in the gluing process according to claim 1, further comprising a third motor (20) fixedly connected to the outer wall of the second mounting box (3), wherein an output shaft of the third motor (20) and the glue spreading rollers (4) synchronously rotate through a second straight gear set (21), and a plurality of groups of glue spreading rollers (4) synchronously rotate through a sprocket set (5).

4. The glue film thickness control device in the glue applying process according to claim 1, wherein the top of the first mounting box (2) is fixedly connected with a fourth motor (22), the top of the first mounting box (2) is rotationally connected with a second threaded cylinder (23), the second threaded cylinder (23) and an output shaft of the fourth motor (22) synchronously rotate through a third direct gear set (2201), a second screw rod (2301) is in threaded connection with the second threaded cylinder (23), a groove body (24) is fixedly connected with the top of the second mounting box (3), a sliding plate (25) is in sliding connection with the groove body (24), the sliding plate (25) is fixedly connected with the second screw rod (2301), a spring (26) is arranged in the groove body (24), and two ends of the spring (26) are respectively connected with the sliding plate (25) and the second mounting box (3).

5. The glue layer thickness control device in the gluing process according to claim 1, wherein an addition funnel (19) is fixedly connected to the outer wall of the first mounting box (2), and the addition funnel (19) is connected with the glue box (7) through a feeding pipe (18).

6. The glue layer thickness control device in the gluing process according to claim 1, wherein the baffle (9) is rotationally connected to the glue box (7), a tension spring (11) is fixedly connected to the baffle (9), a section of the tension spring (11) away from the baffle (9) is fixedly connected with the glue box (7), a sealing strip (10) is fixedly connected to the bottom of the top plate of the glue box (7), and the sealing strip (10) is attached to the baffle (9).

7. The device for controlling the thickness of a glue layer in a gluing process according to claim 6, wherein an electric heating plate (702) is fixedly connected to the arc-shaped plate (701), and the electric heating plate (702) abuts against the baffle plate (9).

8. The glue film thickness control device in the gluing process according to claim 1, wherein the transmission base comprises a mounting frame (1), a transmission roller (101) is rotationally connected to the mounting frame (1), a first motor (102) is fixedly connected to the mounting frame (1), a driving shaft (103) is fixedly connected to the output end of the first motor (102), and the driving shaft (103) rotates synchronously with the transmission roller 101 through a bevel gear set (104).

9. The glue film thickness control device in the gluing process according to claim 8, further comprising an electric telescopic rod (27), wherein an output end of the electric telescopic rod (27) is fixedly connected with a mounting seat (28), a first double-headed screw (30) is rotationally connected to the mounting seat (28), two ends of the first double-headed screw (30) are both in threaded connection with limiting plates (31), through holes (32) are formed in the limiting plates (31), the transmission roller (101) penetrates through the through holes (32), a fifth motor (29) is fixedly connected to the mounting seat (28), and an output end of the fifth motor (29) is fixedly connected with the first double-headed screw (30).

10. The glue layer thickness control device in the glue applying process according to claim 1, wherein an adjusting plate (35) which is arranged in a block symmetrical manner is connected in a sliding manner in the glue spraying head (6), a second double-head screw rod (34) is connected in a rotating manner in the glue spraying head (6), the adjusting plate (35) is connected with the second double-head screw rod (34) in a threaded manner, a sixth motor (33) is fixedly connected to the side wall of the glue spraying head (6), and the output end of the sixth motor (33) is fixedly connected with the second double-head screw rod (34).

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