CN203355970U - Automatic gluing device - Google Patents

Abstract

The utility model discloses an automatic rubber coating device, include: the gluing device comprises a feeding system, a gluing system and a control system, wherein the control system controls the feeding system and the gluing system to work, the gluing system comprises a glue spreader and a material conveying roller which are arranged in parallel from top to bottom, the glue spreader and the material conveying roller are controlled to rotate through the control system, a glue die matched with a gluing area of a product to be glued is detachably arranged on the glue spreader, an adhesive body is placed in the glue die, the product to be glued is conveyed between the glue spreader and the material conveying roller through the feeding system, and the adhesive body in the glue die is used for gluing the product to be glued along with the rotation of the glue spreader. The gluing roller is provided with the gluing die with the gluing body, and the shape of the gluing die is matched with the gluing area of the product to be glued, so that when the product to be glued is conveyed to the gluing system by the feeding system, the gluing die is accurately contacted with the gluing area to complete accurate gluing, the whole process is controlled by the control system, automatic gluing is realized, the gluing speed is increased, and the gluing accuracy is improved.

Description

Automatic gluing device

technical field

The utility model relates to the technical field of automatic gluing devices.

Background technique

Glue applicator, also known as coating machine, glue scraping machine, automatic glue spraying machine, etc., is a kind of mechanical equipment mainly used to apply liquid glue on the surface of textiles, cartons or leather.

Existing gluing machine has many styles, for example, Chinese patent document CN102698922A discloses a kind of " automatic gluing machine ", and it comprises frame, and described frame is provided with gluing roller, scraper and guide roller, and described Both the gluing roller and the guide roller are driven by a motor, and the axial directions of the gluing roller and the guide roller are parallel to each other. The material trough is connected with the rubber material barrel through the material delivery pipe. Although this gluing machine can speed up the gluing speed to a certain extent, this kind of gluing machine can only apply glue on a large area of the surface of the product to be glued, and it cannot achieve accurate coating of products with irregular gluing areas. glue. The packaging box shown in Figure 1, the packaging box in this figure is in an unfolded state, this packaging box includes a plate-shaped body 100, and has a through hole 200 on the body 100, in order to make the packaging box achieve a certain effect (such as being able to see through products in the packaging box), paste transparent paper or other plate-shaped objects with see-through function at the through hole 200, and when pasting transparent paper or other plate-shaped objects with see-through function, only the coating on the periphery of the through hole 200 is required. Just apply glue to the glue area 300 . If the existing gluing machine is used to apply glue to products with this structure, since this type of product has a through-hole structure and the gluing area is irregular, it is easy for glue to fall from the through-hole during the gluing process. The transmission mechanism or the frame below not only wastes glue, but also affects subsequent use. For this situation, most of them still use manual glue coating at present, which is not only complicated to operate, but also has high labor intensity, and it is easy to apply glue outside the glued area during manual glue application, resulting in waste of glue and inaccurate pasting.

Utility model content

The purpose of the utility model is to provide an automatic gluing device, which has the large-area gluing function of the existing gluing machine, and can also realize accurate gluing for products with irregular gluing areas.

Another object of the present utility model is to provide an automatic gluing device, which can increase the gluing speed and reduce the loss of glue.

For reaching above-mentioned purpose, the utility model adopts following technical scheme:

An automatic gluing device, comprising:

Feeding system for conveying products to be glued;

Gluing system, used to apply glue to the products to be glued conveyed by the feeding system;

Control system, used to control the operation of the feeding system and gluing system;

The gluing system includes a gluing roller and a transfer roller arranged in parallel up and down. The gluing roller and the transfer roller are arranged on the conveying direction of the feeding system. A glue mold that matches the gluing area of the product to be glued, the glue body for gluing is placed in the glue mold, and the product to be glued is conveyed to the glue roller and the glue roller by the feeding system Between the transfer rollers, the glue body in the glue mold is glued to the product to be glued as the glue roller rotates.

By setting the glue roller and the transfer roller in the conveying direction of the feeding system, and setting the glue mold with viscose body on the glue roller, the glue body is placed in the glue mold, and the shape of the glue mold is the same as that to be The gluing area of the gluing product is coordinated. When the control system controls the feeding system to transport the product to be gluing between the gluing roller and the transfer roller, the control system also controls the rotation of the gluing roller so that the glue mold and the coating The gluing area starts to touch, and the gluing roller continues to rotate, then the glue mold contacts the corresponding positions of the gluing area one by one, and the precise gluing of the product to be gluing can be realized.

The viscose body is a sponge, and the sponge is soaked with glue. The viscose body is not limited to the soaking of the sponge in the glue, and other carriers can also be soaked in the glue, as long as the glue can be applied.

The viscose body can also be solid glue.

As a preferred solution of the automatic gluing device, a glue repairing roller is arranged on one side of the glue applying roller, and a glue storage device is arranged in contact with one side of the glue repairing roller.

By setting the glue replenishing roller, the glue in the glue mold on the glue roller can be replenished in real time after consumption, so as to ensure the normal progress of glue spreading.

When there is no need to apply glue to the irregular gluing area, the adhesive mold can be removed from the gluing roller, so that the gluing roller can be used to replenish the gluing roller in real time, and then realize large-scale gluing on the product to be glued .

As a preferred solution of the automatic gluing device, it also includes a frame, on which a power device is arranged, and the output shaft of the power device is respectively connected to the glue roller and the transfer roller through a synchronous transmission assembly. , the glue repairing roller is connected to realize the synchronous rotation of the glue applying roller, the transfer roller and the glue repairing roller driven by the power device and the synchronous transmission assembly, the power device and the control The system is connected to control the operation of the power plant through the control system.

By setting up the power device and connecting the power device with the glue roller, feeding roller and glue repairing roller through different synchronous transmission components, the simultaneous rotation of the glue applying roller, feeding roller and glue repairing roller can be realized to ensure the synchronization of rotation sex.

As a preferred solution of the automatic gluing device, the feeding system includes a first feeding device and a second feeding device arranged on the upper part of the frame.

The first feeding device includes at least two first conveyor belts, each of which is driven by a first driving wheel and a first driven wheel.

The second feeding device includes at least two second conveyor belts, each of which is driven by a second driving wheel and a second driven wheel.

The first driving wheel and the second driving wheel are connected with the power device through the synchronous transmission device.

By connecting the power device with the first driving wheel and the second driving wheel through the synchronous transmission assembly, the simultaneous rotation of the first driving wheel and the second driving wheel can be realized, and the first driving wheel, the second driving wheel and the coating can also be realized. The synchronous rotation of rubber roller, feeding roller and rubber repair roller ensures the synchronization of rotation.

Further, the power device is a motor, the motor adopts a 1.5W three-phase motor, and the output end of the motor is also equipped with a frequency converter, and the frequency converter is connected with the control system to realize the controllable running speed, so that each The adjustment of the working part is more convenient.

The power device controlling the first driving wheel and the second driving wheel and the power device controlling the gluing roller are connected to the control system in order to use the control system to uniformly set the speed so that the feeding system can cooperate with the gluing system, that is, the feeding system When the product to be glued is sent to the gluing system, the glue mold on the gluing roller starts to contact the glued area of the product to be glued, and with the feeding of the feeding system, the glue mold completes the glueing of the glued area Glue work.

As a preferred solution of the automatic gluing device, a support plate is arranged between the first driving wheel and the first driven wheel, and the first conveyor belt is arranged on the first driving wheel, the support plate and the first driven wheel. Periphery, the support plate is fixed on the frame through the support shaft.

The setting of the support plate is to support the transmission of the first conveyor belt and ensure transmission accuracy.

Preferably, the first feeding device includes four first conveyor belts, the four first conveyor belts are arranged in parallel, and each of the first conveyor belts is driven by a first driving wheel and a first driven wheel.

Preferably, the second feeding device includes two second conveyor belts, the two second conveyor belts are arranged in parallel, and each of the second conveyor belts is driven by a second driving wheel and a second driven wheel.

As a preferred solution of the automatic gluing device, the second feeding device is provided with a limiting device for ensuring that the surface of the product to be gluing is smooth.

As a preferred solution of the automatic gluing device, the limiting device includes a limiting frame, and the limiting frame is fixedly connected with the frame, and at least two limiting rods are arranged in parallel on the limiting frame, and the The limit rod is movably connected with the limit frame through limit sliders arranged at both ends.

Preferably, the limiting device includes six limiting rods parallel to each other, and the limiting sliders are arranged at both ends of each limiting rod.

As a preferred solution of the automatic gluing device, an auxiliary support bar is arranged between the two second conveyor belts, the auxiliary support bar is parallel to the second conveyor belt, and the upper surface of the auxiliary support bar is higher than the On the upper surface of the second conveyor belt, at least two pulling hooks for pulling the product to be glued are evenly distributed on the second conveyor belt.

Preferably, at least one auxiliary support rod is arranged between two second conveyor belts.

More preferably, four auxiliary support rods are arranged between the two second conveyor belts.

Preferably, three of the pulling hooks are evenly distributed on the second conveyor belt, and the pulling hooks move by a distance (one distance is equal to one-third of the circumference of the second conveyor belt), and the corresponding glue The roller rotates one revolution to realize accurate contact between the glue mold on the glue roller and the glued area of the product to be glued.

As a preferred solution of the automatic gluing device, a material storage system is also provided on the first conveyor belt, the material storage system includes a material storage rack and a feeding device, and the material storage rack supports the surface of the product to be glued. At one end, the ejecting device supports the other end of the product to be glued.

As a preferred solution of the automatic gluing device, the jacking device includes a jacking cylinder and a jacking rod arranged in the frame, one end of the jacking rod is connected with the end of the piston rod of the jacking cylinder, and the other One end is placed on the lower part of the product to be glued, and the jacking cylinder is connected with the control system.

Compared with the prior art, the beneficial effect of the utility model is: by detachably setting the glue mold with the glue body on the glue roller, and the shape of the glue mold matches the glue application area of the product to be glued, When the product to be glued is transported to the gluing system by the feeding system, the glue mold is in precise contact with the gluing area to complete the precise gluing. The whole process is controlled by the control system to realize automatic gluing, which improves the gluing speed and increases the Gluing accuracy.

Description of drawings

Fig. 1 is the unfolded schematic diagram of the packaging box to be coated with glue;

Fig. 2 is the schematic flow chart of the automatic glue drawing device described in the present embodiment;

Fig. 3 is the structural representation of the automatic gluing device described in the present embodiment;

Fig. 4 is a schematic diagram of the first state of the product to be glued on the first feeding device;

Fig. 5 is the second state schematic diagram of the product to be glued on the first feeding device;

Fig. 6 is a schematic diagram of the third state of the product to be glued on the first feeding device;

Fig. 7 is a schematic diagram of the fourth state of the product to be glued on the first feeding device;

Fig. 8 is a schematic diagram of the first state of the product to be glued on the second feeding device;

Fig. 9 is a schematic diagram of the second state of the product to be glued on the second feeding device;

Fig. 10 is a schematic diagram of the third state of the product to be glued on the second feeding device;

Fig. 11 is a schematic diagram of the fourth state of the product to be glued on the second feeding device;

Fig. 12 is a schematic top view of the product to be glued on the second feeding device;

Figure 13 is a schematic diagram of the assembly of the transfer roller and the glue mold;

Fig. 14 is a schematic diagram of the transfer roller in Fig. 13 after it rotates at a certain angle.

In Figure 1:

100, body; 200, through hole; 300, glued area.

In Figure 2-14:

1. Rack;

2. Feeding system;

21. The first feeding device; 211. The first conveyor belt; 212. The first driving wheel; 213. The first driven wheel; 214. The support plate; 215. The support shaft;

22, the second feeding device; 221, the second conveyor belt; 222, the second driving wheel; 223, the second driven wheel; 224, the auxiliary support rod; 225, the limit device; 2251, the limit rod; 2252, the limit frame ;2253, limit slider;

3. Gluing system; 31. Gluing roller; 32. Transfer roller; 33. Gluing mold; 34. Gluing body; 35. Gluing roller; 36. Colloid storage device;

4. Storage system; 41. Storage rack; 42. Lifting device; 421. Lifting cylinder; 422. Lifting rod;

5. Control system;

6. Product to be glued; 61. Body; 62. Through hole; 63. Glue-coated area.

7. Pull hook.

Detailed ways

The technical scheme of the utility model will be further described below in conjunction with the accompanying drawings and through specific embodiments

A kind of automatic gluing device shown in this embodiment is used to carry out precise gluing to irregular gluing area, as shown in Figure 12, this product 6 to be gluing comprises plate-shaped body 61, has on body 61 A through hole 62 , a glued area 63 disposed on the periphery of the through hole 62 . The glue-coated area 63 is not limited to the rectangular frame shape shown in the figure, and can also be in any other shape.

As shown in Figures 2, 3, and 4, a kind of automatic gluing device shown in this embodiment includes a frame 1, and a feeding system 2 and a gluing system 3 are sequentially arranged on the frame 1 from left to right, and the feeding system 2 is used for conveying the product 6 to be glued, and the gluing system 3 is used for gluing the product 6 to be glued conveyed by the feeding system 2, and the storage system 4 is set on the upper left end of the feeding system 2, and the rack 1 A control system 5 is also provided on the top, and the control system 5 is used to control the automatic operation of the feeding system 2, the gluing system 3 and the storage system 4.

Wherein, the feeding system 2 includes a first feeding device 21 and a second feeding device 22 arranged on the upper part of the frame 1 .

The first feeding device 21 comprises four first conveyor belts 211, the four first conveyor belts 211 are all arranged parallel to each other, and the upper surfaces of the four first conveyor belts 211 are all on a horizontal plane, and each first conveyor belt 211 passes through the first Driving wheel 212 and first driven wheel 213 carry out transmission, and first driving wheel 212 is connected with frame 1 by shaft and bearing, and one end of shaft is connected with the output shaft of power unit by synchronous wheel and synchronous belt, and here power unit is motor , the motor is connected with the control system, so that the control system controls the motor to work, and then drives the first driving wheel 212 to rotate, and the first driving wheel 212 drives the first conveyor belt 211 and the first driven wheel 213 to rotate.

A supporting plate 214 is arranged between the first driving wheel 212 and the first driven wheel 213, the first conveyor belt 211 is arranged on the periphery of the first driving wheel 212, the supporting plate 214 and the first driven wheel 213, and the supporting plate 214 is fixed by a supporting shaft 215 on rack 1. The setting of the support plate 214 is to support the transmission of the first conveyor belt 211 and ensure transmission accuracy.

The right end of the first feeding device 21 is provided with the second feeding device 22, the second feeding device 22 includes two second conveyor belts 221 arranged parallel to each other, and the upper surfaces of the two second conveyor belts 221 are all on a horizontal plane, each of the second conveyor belts 221 Two conveyor belts 221 are driven by the second driving wheel 222 and the second driven wheel 223, the second driving wheel 222 is connected with the frame 1 through the shaft and the bearing, and one end of the shaft is connected with the output shaft of the power plant through the synchronous wheel and the synchronous belt, The power device here is a motor, which is connected with the control system, and then drives the second driving wheel 222 to rotate, and the second driving wheel 222 drives the second conveyor belt 221 and the second driven wheel 223 to rotate.

The second feeding device 22 is provided with a stop device 225 for ensuring that the surface of the product 6 to be glued is smooth, and the stop device 225 includes a stop frame 2252, and six stop bars 2251 are arranged in parallel on the stop bar 2252, and the stop bar 2251 is flexibly connected to the limit frame 2252 through the limit sliders 2253 provided at both ends. When the distance between each limit rod 2251 needs to be adjusted, only the position of the limit slider 2253 on the limit frame 2252 needs to be adjusted. Can.

Four auxiliary support bars 224 are set between the two second conveyor belts 221, the auxiliary support bars 224 are parallel to the second conveyor belt 221, and the upper surface of the auxiliary support bars 224 is higher than the upper surface of the second conveyor belt 221, that is, when the glue is to be applied When the product 6 is conveyed to the second feeding device 22 by the first conveyor belt 211 , the product 6 to be glued does not directly contact the second conveyor belt 221 , but is supported by the auxiliary support rod 224 .

Three pull hooks 7 for pulling the product 6 to be glued are evenly distributed on the second transmission belt 221 , and the distance between the pull hooks 7 and 7 is equal to one third of the circumference of the second transmission belt 221 .

The gluing system 3 comprises the gluing roller 31 that is arranged on the output end of the second feeding device 22, the top of the gluing roller 31 is provided with a rubber repairing roller 35 in parallel, and the lower part is provided with a feed roller 32 in parallel, the gluing roller 31 and the rubber repairing roller 35 And the plane formed by the axis of the feed roller 32 is perpendicular to the conveying plane of the feeding system 2 .

Glue roller 31, feed roller 32 and rubber repair roller 35 are respectively connected with power unit by synchronous belt and synchronous wheel, and power unit here is motor, and motor is connected with control system, to control glue spreader 31, feed roller 32 and rubber repairing roller 35 rotate.

On the gluing roller 31, the adhesive mold 33 that matches the gluing area 63 of the product 6 to be glued is installed in a detachable manner. The second feeding device 22 is sent between the glue roller 31 and the transfer roller 32, and the glue body 34 in the glue mold 33 is glued to the product 6 to be glued as the glue roller 31 rotates. By arranging glue-coating roller 31 and transfer roller 32 in the delivery direction of feeding system, and on glue-coating roller 31, the glue mold 33 that has viscose body 34 is set, and the shape of glue glue mold 33 and product to be glued The gluing area 63 of 6 cooperates, when the control system 5 controls the feeding system 2 to transport the product 6 to be glued to between the gluing roller 31 and the delivery roller 32, the control system 5 also controls the gluing roller 31 to rotate at the same time, Make glue mold 33 and gluing area 63 contact, glue roller 31 continues to rotate, and then glue mold 33 and gluing area 63 corresponding positions contact one by one, can realize the accurate gluing of product 6 to be glued.

A group of deceleration and reversing mechanisms are set between the synchronous belt and the synchronous wheel to realize the reversing and deceleration of the glue roller 31, the transfer roller 32 and the glue replenishing roller 35, and finally achieve the movement of each pulling hook 7 by one position. distance (a bit distance here is equal to the circumference of 1/3rd of the second transmission belt 221), the gluing roller 31 just rotates one week year-on-year, ensuring that the gluing area 63 of the product 6 to be glued and the gluing mold 33 each Composite accuracy.

In this embodiment, the viscose body 34 is a sponge, and the sponge is soaked with glue.

Glue replenishing roller 35 side contacts are provided with colloid storage device 36, by arranging glue repairing roller 35, after the viscose body 34 in the glue mold 33 on the glue spreading roller 31 can be consumed, it can be replenished in real time, ensuring Glue works normally.

The material storage system 4 is arranged on the left end of the first feeding device 21 top of the feeding system 2. The material storage system 4 includes a material storage rack 41 and a material jacking device 42. The material storage rack 41 supports one end of the product 6 to be glued, and the material jacking device 42 Support the other end of the product 6 to be glued. The ejector device 42 includes an ejector cylinder 421 and an ejector rod 422 arranged in the frame 1. One end of the ejector rod 422 is connected to the end of the piston rod of the ejector cylinder 421. The other end is placed on the bottom of the product 6 to be glued, and the jacking cylinder 41 is connected with the control system 5 .

The working process is as follows:

The first step: as shown in Figure 4, the stacked products 6 to be glued are placed in the storage system 4, so that one end of the product to be glued is placed on the storage rack 41, and the other end is placed on the top of the ejector 42. On the ejector rod 422, the ejector rod 422 in the initial state pushes the product 6 to be glued out of the first feeding device 21, so that the product 6 to be glued does not contact the first conveyor belt 211;

The second step: according to the position and shape of the gluing area 63 of the product 6 to be glued, select the corresponding gluing mold 33, and fix the gluing mold 33 to the corresponding position of the gluing roller 31 with bolts;

The third step: turn on the power supply, so that the control system 5 controls the motor and the cylinder to work, as shown in Figure 5, the control system 5 controls the piston rod of the ejector cylinder 421 to move downward, and the piston rod drives the ejector rod 422 to move downward, so that The lowermost product 6 to be glued is in contact with the first conveyor belt 211;

Step 4: As shown in Figure 6, due to the friction between the first conveyor belt 211 and the bottommost product 6 to be glued, the control system 5 controls the first conveyor belt 211 to drag the bottommost product 6 to be glued away from the storage rack 41;

Step 5: As shown in Figure 7, the first conveyor belt 211 continues to move, and the product 6 to be glued at the bottom is separated from the stacked product 6 to be glued, and then the control system controls the piston rod of the jacking cylinder 421 to move upwards, and then Make the piston rod drive the ejector rod 422 to move upward, so that the product 6 to be glued at the bottom layer is separated from the first conveyor belt 211 at this time;

Step 6: As shown in FIG. 8 , the first feeding device 21 sends the product 6 to be glued at the bottom layer separated from the storage system 4 into the second feeding device 22 , and passes through the limiting device 225 . The positioning rod 2251 limits the position of the product 6 to be glued at the bottom, at this time the product 6 to be glued at the bottom is supported by the auxiliary support rod 224 and does not directly contact the second conveyor belt 221;

The seventh step: as shown in Figure 9, when the first pull hook 7 touches the product 6 to be glued at the bottom, the second conveyor belt 221 of the second feeding device 22 uses the pull hook 7 to wrap the bottom layer of the product 6 to be coated. When one end of the glue product 6 is sent between the feed roller 32 and the glue roller 31, the glue body 34 in the glue mold 33 on the glue roller 31 starts to glue with the bottommost product 6 to be glued. Area 63 comes into contact;

The 8th step, as shown in Figure 10, the second conveyor belt 221 of the second feeding device 22 continues to send the product 6 to be glued at the bottom layer between the transfer roller 32 and the glue roller 31, and the glue roller 31 The viscose body 34 in the viscose mold 33 is gradually in full contact with the gluing area 63 of the product 6 to be glued, and at this time, the product 6 to be glued at the bottom layer is sent into the second feeding device 22 by the first feeding device 21 Inside, and is supported by the auxiliary support bar 224, does not directly contact with the second conveyor belt 221;

Step 9: As shown in Figure 11, after the glue body 34 in the glue mold 33 is fully in contact with the gluing area 63 of the product 6 to be glued at the bottom, the product 6 to be glued is sent out through the transfer roller 32 , enter the next procedure, at this time the second pulling hook 7 also moves to the product 6 to be glued at the bottom layer, and the product 6 to be glued at the bottom layer is sent to the glue system 3, and the above-mentioned Steps for continuous gluing work.

Note: The whole process is a continuous process, that is, the stacked products 6 to be glued are sent out of the storage system 4 one by one, and then enter the glue system 3 through the feeding system 2 in turn for glue coating.

The technical principles of the present utility model have been described above in conjunction with specific embodiments. These descriptions are only for explaining the principle of the utility model, and cannot be construed as limiting the protection scope of the utility model in any way. Based on the explanations herein, those skilled in the art can think of other specific implementations of the present utility model without creative work, and these forms will all fall within the protection scope of the present utility model.

Claims (10)

1. An automatic gluing device, characterized in that, comprising: Feeding system for conveying products to be glued; Gluing system, used to apply glue to the products to be glued conveyed by the feeding system; Control system, used to control the operation of the feeding system and gluing system; The gluing system includes a gluing roller and a delivery roller arranged in parallel up and down, the gluing roller and the delivery roller are arranged on the conveying direction of the feeding system, and the gluing roller is detachably provided with A glue mold that matches the gluing area of the product to be glued, the glue body used for gluing is placed in the glue mold, and the product to be glued is conveyed to the glue roller by the feeding system and between the transfer roller, the glue body in the glue mold is glued to the product to be glued as the glue roller rotates. 2. The automatic gluing device according to claim 1, characterized in that a glue repairing roller is arranged on one side of the glue applying roller, and a glue storage device is arranged in contact with one side of the glue repairing roller. 3. automatic gluing device according to claim 2, is characterized in that, also comprises frame, is provided with power unit on described frame, and the output shaft of described power unit is respectively connected with described gluing unit by synchronous transmission assembly. roller, the transfer roller, and the rubber repair roller are connected to realize the synchronous rotation of the glue application roller, the transfer roller, and the rubber repair roller driven by the power device and the synchronous transmission assembly. The power device is connected with the control system to control the power device to work through the control system. 4. automatic gluing device according to claim 3, is characterized in that, described feeding system comprises the first feeding device and the second feeding device that are arranged on frame top; The first feeding device includes at least two first conveyor belts, each of which is driven by a first driving wheel and a first driven wheel; The second feeding device includes at least two second conveyor belts, each of which is driven by a second driving wheel and a second driven wheel; The first driving wheel and the second driving wheel are connected with the power device through the synchronous transmission device. 5. The automatic gluing device according to claim 4, characterized in that, a support plate is set between the first driving wheel and the first driven wheel, and the first conveyor belt is arranged on the first driving wheel, supporting plate and the periphery of the first driven wheel, the support plate is fixed on the frame through the support shaft. 6. The automatic gluing device according to claim 4, characterized in that, the second feeding device is provided with a limiting device for ensuring that the surface of the product to be gluing is smooth. 7. The automatic gluing device according to claim 6, wherein the limiting device comprises a limiting frame, and the limiting frame is fixedly connected with the frame, and at least two are arranged in parallel on the limiting frame. a limit rod, and the limit rod is movably connected with the limit frame through limit sliders arranged at both ends. 8. The automatic gluing device according to any one of claims 4 to 7, wherein an auxiliary support rod is arranged between the two second conveyor belts, and the auxiliary support rod is parallel to the second conveyor belt, And the upper surface of the auxiliary support rod is higher than the upper surface of the second conveyor belt, and at least two pulling hooks for pulling the product to be glued are evenly distributed on the second conveyor belt. 9. The automatic gluing device according to any one of claims 4 to 7, characterized in that, a material storage system is also provided on the first conveyor belt, and the material storage system includes a material storage rack and a feeding device, and the The storage rack supports one end of the product to be glued, and the ejecting device supports the other end of the product to be glued. 10. automatic gluing device according to claim 9, is characterized in that, described jacking device comprises jacking cylinder and jacking rod that are arranged in the frame, one end of described jacking rod and jacking cylinder The ends of the piston rod are connected, and the other end is placed under the product to be glued, and the jacking cylinder is connected with the control system.

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