A pasting and positioning device for self-adhesive reflective strip

By designing a self-adhesive reflective strip stick stick stick stick stick sticks, the problem of inconsistent spacing of reflective strips caused by traditional manual sticking methods is solved, and a more unified and regular visual effect is achieved at night or low light conditions, enhancing traffic safety.

CN222712880UActive Publication Date: 2025-04-04FUZHOU TIANCAI ADVERTISING CO LTD
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Patent Information

Application Number
CN202420772405.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-15
Publication Date
2025-04-04
Estimated Expiration
2034-04-15

AI Technical Summary

Technical Problem

Traditional manual pasting methods lead to inconsistent spacing between reflector strips, and the visual effects are scattered at night or under low light conditions, which affects the driver's judgment of road boundaries and poses safety hazards.

Method used

A self-adhesive reflective strip is designed to slide along the surface of the high-speed guardrail through the adhesive box and the feeding and glue coating device, so as to drive the reflective strip to be pasted on the surface of the guardrail at a certain interval.

Benefits of technology

The reflective bars have a unified and regular visual effect at night or low light conditions, helping drivers to more easily perceive the existence of reflective bars and enhance traffic safety awareness.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of reflective strip pasting, and specifically to a pasting positioning device for a self-adhesive reflective strip. The technical scheme is as follows: comprising a pasting box, a guardrail and a reflective strip, wherein the pasting box is arranged at one side of the guardrail, a positioning pasting structure is installed on the bottom surface of the pasting box, and a feeding and gluing device is installed on the top surface of the pasting box. The beneficial effects of the utility model are as follows: the pasting positioning device slides along the surface of the high-speed guardrail, driving the feeding and gluing device to gluing the surface of the guardrail at a certain interval and conveying the reflective strip into the pasting box, and then the positioning pasting structure pastes the reflective strip on the surface of the guardrail at a certain interval, so as to achieve the effect of pasting the reflective strip on the surface of the guardrail at a fixed interval, so that the reflective strip presents a more unified and regular visual effect at night or under low light conditions, helping drivers to more easily perceive the existence of the reflective strip, thereby reminding them to pay attention to the position of the guardrail and the direction of the road, and enhancing traffic safety awareness.
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Description

Technical Field

[0001] The utility model relates to the technical field of reflective strip pasting, in particular to a pasting and positioning device for a self-adhesive reflective strip. Background Art

[0002] Reflective strips are a type of strip material with a reflective function, often used to improve visibility and safety at night or in low-light environments. Reflective strips are made of a variety of materials, including reflective fabrics, reflective plastics, reflective tapes, etc. These strip materials can usually reflect high-brightness light under light, making objects easier to notice and serving as warnings and markings. Reflective strips are widely used in traffic signs, safety equipment, outdoor decorations and other fields.

[0003] The prior art has the following deficiencies: in order to make the guardrails on both sides of the highway more eye-catching at night, reflective strips are pasted on the surface of the guardrails. Since the traditional pasting method is usually manual pasting, the pasting accuracy is poor, which easily leads to different spacings between the reflective strips. If the reflective strips on the surface of the guardrail cannot maintain the same spacing, the visual effect presented at night or in low light conditions is relatively scattered and irregular, which is easy to affect the driver's judgment of the road boundary, and is not conducive to the driver's perception of the existence of the reflective strips, thereby not noticing the position of the guardrail and the direction of the road, which has certain safety hazards.

[0004] Therefore, it is necessary to invent a kind of pasting positioning device of self-adhesive reflective strip. Utility Model Content

[0005] To this end, the utility model provides a pasting and positioning device for a self-adhesive reflective strip, which slides along the surface of the highway guardrail through the pasting and positioning device, drives the feeding and gluing device to apply glue to the surface of the guardrail at a certain interval and transports the reflective strip into the pasting box, and then positions the pasting structure to paste the reflective strip on the surface of the guardrail at a certain interval, so as to solve the problem that the traditional manual pasting method has poor pasting accuracy, resulting in different spacings between each reflective strip, and the visual effect presented at night or in low light conditions is relatively scattered and irregular, which is easy to affect the judgment of the road boundary by the highway driver, and is not conducive to the driver's perception of the existence of the reflective strip, thereby not noticing the position of the highway guardrail and the direction of the road, and has certain safety hazards.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pasting and positioning device for self-adhesive reflective strips, comprising a pasting box, a guardrail and a reflective strip, the pasting box being arranged on one side of the guardrail, the pasting box being a box body with an opening on the top surface, connecting rods being rotatably installed on the upper and lower edges of the pasting box, the connecting rods being an L-shaped structure, the ends of the upper and lower connecting rods away from the pasting box respectively extending to the upper and lower sides of the guardrail and fixedly installed with metal strips, pulleys being fixedly installed at both ends of the metal strips, the pulleys being able to clamp the upper and lower edges of the guardrail and roll along the edges, a positioning pasting structure being installed on the bottom surface of the pasting box, a feeding and gluing device being installed on the top surface of the pasting box, the positioning pasting structure being able to paste the reflective strips on the surface of the guardrail at a certain interval, the feeding and gluing device being able to gluing the surface of the guardrail at a certain interval and conveying the reflective strips into the pasting box.

[0007] Preferably, the pasting structure comprises a pasting plate, which is arranged on the bottom surface of the inner wall of the pasting box, and the two sides of one end of the pasting plate close to the guardrail are rotatably connected to the inner wall of the pasting box, and the pasting box is provided with an opening on one side close to the guardrail.

[0008] Preferably, the pasting structure includes a tripod, which is fixedly mounted on both sides of the bottom surface of the pasting board. The bottom surface of the pasting box is provided with an opening. The tripods on both sides of the bottom surface of the pasting board extend from the opening to the bottom surface of the pasting box. Slots are provided on both sides of the pasting box, and the slots extend downward to the opening of the bottom surface of the pasting box.

[0009] Preferably, the pasting structure includes a long rod, which is fixedly mounted on the outer walls on both sides of the pasting box with slots, the lower end of the long rod extends downward to the lower side of the pasting box and is rotatably mounted on a rotating shaft, the rotating shaft is perpendicular to the guardrail surface, a roller is fixedly mounted on the end of the rotating shaft close to the guardrail surface, the side of the roller is in close contact with the guardrail surface, and an elliptical plate is fixedly mounted on the end of the rotating shaft away from the guardrail, and the long ends of the elliptical plate can be inserted into the slots set on both sides of the pasting box.

[0010] Preferably, the feeding and gluing device includes a feeding box, which is fixedly mounted on one side of the top surface of the pasting box, the bottom surface of the feeding box is arranged as an inclined surface, an opening is arranged at the lower end of the inclined surface of the bottom surface of the feeding box, reflective strips cut into segments are placed in the feeding box, and a handle is fixedly mounted on the side of the feeding box away from the guardrail.

[0011] Preferably, the feeding and gluing device includes a hanging ear, which is fixedly mounted on the upper end of the pasting box away from the guardrail, and a turntable is rotatably mounted at the center of the hanging ear, one side of the turntable is inserted into the upper end of the pasting box and extends to the pasting box, the side surface of the turntable is in contact with the surface of the pasting box, and the top surface of the turntable is in contact with the bottom surface of the feeding box.

[0012] Preferably, the feeding and gluing device includes a glue box, and glue plate slots are also provided above the two sides of the pasting box with slots. The glue box is fixedly installed at the glue plate slots on one side of the pasting box, a sponge is provided in the glue box, and a slot is provided on the side of the glue box away from the guardrail.

[0013] Preferably, the glue feeding device includes a glue coating plate, which is fixedly mounted on the lower edge of one side of the bottom surface of the turntable. The rotation of the glue coating plate can drive the glue coating plate to slide from the groove of the glue box into the glue box and contact the sponge. The rotation of the glue coating plate can drive the glue coating plate to slide from the groove of the glue plate into the pasting box and contact the surface of the guardrail. A feeding port is provided on the top surface of the turntable away from the glue coating plate.

[0014] The beneficial effect of the utility model is that the pasting and positioning device slides along the surface of the high-speed guardrail, driving the feeding and gluing device to apply glue to the surface of the guardrail at a certain interval and convey the reflective strip into the pasting box, and then the positioning and pasting structure pastes the reflective strip on the surface of the guardrail at a certain interval, so as to achieve the effect of pasting the reflective strip on the surface of the guardrail at a fixed interval, so that the reflective strip presents a more unified and regular visual effect at night or in low light conditions, helping drivers to more easily perceive the existence of the reflective strip, thereby reminding them to pay attention to the position of the guardrail and the direction of the road, and enhancing traffic safety awareness. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front view of a pasting and positioning device for a self-adhesive reflective strip provided by the utility model;

[0016] Figure 2 A rear view of a pasting and positioning device for a self-adhesive reflective strip provided by the utility model;

[0017] Figure 3 A side view of a pasting and positioning device for a self-adhesive reflective strip provided by the utility model;

[0018] Figure 4 An exploded view of a pasting box of a pasting and positioning device for a self-adhesive reflective strip provided by the utility model;

[0019] Figure 5 The utility model provides a schematic diagram of the internal structure of a feeding and gluing device of a pasting and positioning device for a self-adhesive reflective strip.

[0020] In the figure: pasting box 11, feeding box 12, connecting rod 13, metal strip 14, pulley 15, handle 16, rubber plate slot 17, hanging ear 18, turntable 19, feeding port 20, glue coating plate 21, glue box 22, sponge 23, adhesive plate 24, tripod 25, long rod 26, rotating shaft 27, roller 28, elliptical plate 29, guardrail 30. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0022] Example 1

[0023] like Figure 1-Figure 3 As shown, a pasting and positioning device for a self-adhesive reflective strip in an embodiment of the first aspect of the utility model comprises a pasting box 11, a guardrail 30 and a reflective strip, the pasting box 11 being arranged on one side of the guardrail 30, the pasting box 11 being a box body with an opening on the top surface, and connecting rods 13 are rotatably installed on the upper and lower edges of the pasting box 11, the connecting rods 13 are of an L-shaped structure, and the ends of the upper and lower connecting rods 13 away from the pasting box 11 respectively extend to the upper and lower sides of the guardrail 30 and are fixedly installed with metal strips 14, and pulleys 15 are fixedly installed at both ends of the metal strip 14, and the pulleys 15 can clamp the upper and lower edges of the guardrail 30 and roll along the edges, a positioning pasting structure is installed on the bottom surface of the pasting box 11, and a feeding and gluing device is installed on the top surface of the pasting box 11, the positioning pasting structure can paste the reflective strip on the surface of the guardrail 30 at a certain interval, and the feeding and gluing device can glue the surface of the guardrail 30 at a certain interval and transport the reflective strip into the pasting box 11.

[0024] In the above embodiment, it should be noted that an annular groove is provided in the center of the outer wall of the pulley 15, and the groove width of the pulley 15 is equal to the thickness of the guardrail 30. The connecting rod 13 is made of plastic and has a certain elasticity. Prying open the connecting rod 13 can enable the pulley 15 to clamp the guardrail 30, and by rolling the pulley 15 along the edge of the guardrail 30, the pasting box 11 is driven to slide along the surface of the guardrail 30, and the feeding and gluing device is driven to apply glue to the surface of the guardrail 30 at a certain interval and transport the reflective strip into the pasting box 11, and then the positioning pasting structure is pasted on the surface of the guardrail 30 at a certain interval, so as to achieve the effect of pasting the reflective strip on the surface of the guardrail 30 at a fixed interval, so that the reflective strip presents a more unified and regular visual effect at night or in low light conditions, helping drivers to more easily perceive the existence of the reflective strip, thereby reminding them to pay attention to the position of the guardrail 30 and the direction of the road, and enhancing traffic safety awareness.

[0025] Example 2

[0026] like Figure 1-Figure 4As shown, a pasting and positioning device for a self-adhesive reflective strip includes all the contents of Example 1. In addition, the pasting structure includes a pasting plate 24, which is arranged on the bottom surface of the inner wall of the pasting box 11. Both sides of the end of the pasting plate 24 close to the guardrail 30 are rotatably connected to the inner wall of the pasting box 11. An opening is arranged on one side of the pasting box 11 close to the guardrail 30. The pasting structure includes a tripod 25, which is fixedly mounted on both sides of the bottom surface of the pasting plate 24. The bottom surface of the pasting box 11 is provided with an opening. The tripods 25 on both sides of the bottom surface of the pasting plate 24 extend from the opening to the bottom surface of the pasting box 11. The pasting box 11 has two sides. A slot is provided, and the slot extends downward to the opening of the bottom surface of the pasting box 11. The pasting structure includes a long rod 26, and the long rod 26 is fixedly installed on the outer walls of the pasting box 11 on both sides where the slot is provided. The lower end of the long rod 26 extends downward to the lower side of the pasting box 11 and is rotatably installed with a rotating shaft 27, and the rotating shaft 27 is perpendicular to the surface of the guardrail 30. A roller 28 is fixedly installed at one end of the rotating shaft 27 close to the surface of the guardrail 30, and the side of the roller 28 is tightly attached to the surface of the guardrail 30. An elliptical plate 29 is fixedly installed at one end of the rotating shaft 27 away from the guardrail 30, and the long end of the elliptical plate 29 can be inserted into the slots provided on both sides of the pasting box 11.

[0027] In the above embodiment, it should be noted that the adhesive plate 24 is a rubber plate, the long side radius of the elliptical plate 29 is greater than the distance between the rotating shaft 27 and the pasting box 11, and the short side radius of the elliptical plate 29 is less than the distance between the rotating shaft 27 and the pasting box 11. The roller 28 is a rubber wheel. The roller 28 avoids a large friction with the surface of the guardrail 30. The reflective strip is placed on the top surface of the adhesive plate 24. When the pasting box 11 slides along the surface of the guardrail 30, the pasting box 11 drives the long rod 26 and the rotating shaft 27 to move, and the long rod 26 drives the roller 28 to slide along the surface of the guardrail 30. The roller 28 is driven by the friction of the surface of the guardrail 30 to rotate the rotating shaft 27, and the rotating shaft 27 drives the elliptical plate 29 to rotate. When the long side of the elliptical plate 29 is rotated and inserted into the slots set on both sides of the pasting box 11, the long side of the elliptical plate 29 pushes the tripod 25, and the tripod 25 drives the adhesive plate 24 to rotate and hit the surface of the guardrail 30, so as to achieve the effect of pasting the reflective strips on the surface of the guardrail 30 at fixed intervals.

[0028] Example 3

[0029] like Figure 1-Figure 3 and Figure 5As shown, a pasting and positioning device for self-adhesive reflective strips includes all the contents of Example 1. In addition, the feeding and gluing device includes a feeding box 12, which is fixedly mounted on one side of the top surface of the pasting box 11, and the bottom surface of the feeding box 12 is set as an inclined surface. The lower end of the inclined surface of the bottom surface of the feeding box 12 is provided with an opening, and the reflective strips cut into segments are placed in the feeding box 12. A handle 16 is fixedly mounted on the side of the feeding box 12 away from the guardrail 30. The feeding and gluing device includes a hanging ear 18, which is fixedly mounted on the upper end of the side of the pasting box 11 away from the guardrail 30. A turntable 19 is rotatably mounted at the center of the hanging ear 18, and one side of the turntable 19 is inserted into the upper end of the pasting box 11 and extends to the pasting box 11, and the side surface of the turntable 19 is in contact with the surface of the pasting box 11, and the top surface of the turntable 19 is in contact with the surface of the pasting box 11. The bottom surface of the feeding box 12 is in contact, the feeding glue coating device includes a glue box 22, and the pasting box 11 is provided with a glue plate slot 17 on both sides of the slot. The glue box 22 is fixedly installed at the glue plate slot 17 on one side of the pasting box 11. A sponge 23 is arranged in the glue box 22, and a slot is arranged on the side of the glue box 22 away from the guardrail 30. The feeding glue coating device includes a glue coating plate 21, and the glue coating plate 21 is fixedly installed on the lower edge of one side of the bottom surface of the turntable 19. The rotation of the glue coating plate 21 can drive the glue coating plate 21 to slide from the glue box 22 slot into the glue box 22 and contact with the sponge 23. The rotation of the glue coating plate 21 can drive the glue coating plate 21 to slide from the glue plate slot 17 into the pasting box 11 and contact the surface of the guardrail 30. The top surface of the turntable 19 away from the glue coating plate 21 is provided with a discharge port 20.

[0030] In the above embodiment, it should be noted that holding the handle 16 can drive the feeding box 12 and the pasting box 11 to slide along the surface of the guardrail 30. The outer edge of the turntable 19 is bonded with a rubber layer. The friction between the outer side of the turntable 19 and the surface of the guardrail 30 is relatively large. The surface of the glue-coated plate 21 is bonded with a cotton cloth layer. Glue is injected into the glue box 22. The cut reflective strips are placed in the feeding box 12. Blocked by the turntable 19, the reflective strips cannot fall out from the bottom opening of the feeding box 12. When the pasting box 11 slides along the surface of the guardrail 30, the turntable 19 rotates due to the friction of the surface of the guardrail 30. The disk 19 drives the glue-coated plate 21 to rotate and slide into the glue box 22. The surface of the glue-coated plate 21 squeezes the sponge 23 and is coated with glue. Then the glue-coated plate 21 coated with glue rotates into the pasting box 11 and contacts the surface of the guardrail 30, leaving a rectangular glue mark on the surface of the guardrail 30. The turntable 19 continues to rotate, so that the glue-coated plate 21 rotates out of the pasting box 11. At the same time, the discharge port 20 rotates to the opening at the bottom of the feed box 12. A reflective strip falls along the discharge port 20 into the top surface of the adhesive plate 24 in the pasting box 11, so as to achieve the effect of coating the surface of the guardrail 30 with glue at a fixed interval and conveying the reflective strip to the adhesive plate 24.

[0031] The use process of the utility model is as follows: a person skilled in the art places the cut reflective strips in the feeding box 12, which are blocked by the turntable 19 and cannot fall out from the bottom opening of the feeding box 12. When the pasting box 11 slides along the surface of the guardrail 30, the turntable 19 rotates due to the friction of the surface of the guardrail 30, and the turntable 19 drives the glue-coating plate 21 to rotate and slide into the glue box 22. The surface of the glue-coating plate 21 squeezes the sponge 23 and is coated with glue. Then, the glue-coating plate 21 coated with glue rotates into the pasting box 11 and contacts the surface of the guardrail 30, leaving a rectangular glue mark on the surface of the guardrail 30. The turntable 19 continues to rotate, so that the glue-coating plate 21 rotates out of the pasting box 11 and the feeding port 22 is discharged at the same time. 0 rotates to the opening of the bottom surface of the feeding box 12, and a reflective strip falls into the top surface of the adhesive plate 24 in the pasting box 11 along the feeding port 20. The pasting box 11 slides while driving the long rod 26 and the rotating shaft 27 to move. The long rod 26 drives the roller 28 to slide along the surface of the guardrail 30. The roller 28 is driven by the friction of the surface of the guardrail 30 to drive the rotating shaft 27 to rotate, and the rotating shaft 27 drives the elliptical plate 29 to rotate. When the long side of the elliptical plate 29 is rotated and inserted into the slots set on both sides of the pasting box 11, the long side of the elliptical plate 29 pushes the tripod 25, and the tripod 25 drives the adhesive plate 24 to rotate and hit the surface of the guardrail 30 coated with glue, so that the reflective strip is pasted on the surface of the guardrail 30 at a fixed interval.

[0032] The above is only a preferred embodiment of the utility model. Any person skilled in the art may modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims

1. A pasting and positioning device for a self-adhesive reflective strip, comprising a pasting box (11), a guardrail (30) and a reflective strip, wherein the pasting box (11) is arranged on one side of the guardrail (30), the pasting box (11) is a box body with an open top surface, and connecting rods (13) are rotatably mounted on the upper and lower edges of the pasting box (11), and the connecting rods (13) are of an L-shaped structure, and the ends of the upper and lower connecting rods (13) away from the pasting box (11) extend to the upper and lower sides of the guardrail (30) and are fixedly mounted with metal strips (14), and pulleys (15) are fixedly mounted at both ends of the metal strip (14), and the pulleys (15) can clamp the upper and lower edges of the guardrail (30) and roll along the edges, characterized in that: The bottom surface of the pasting box (11) is provided with a positioning pasting structure, and the top surface of the pasting box (11) is provided with a feeding and gluing device. The positioning pasting structure can paste the reflective strips on the surface of the guardrail (30) at certain intervals, and the feeding and gluing device can apply glue to the surface of the guardrail (30) at certain intervals and convey the reflective strips into the pasting box (11).

2. The sticking and positioning device for a self-adhesive reflective strip according to claim 1, characterized in that: The pasting structure comprises a pasting plate (24), the pasting plate (24) being arranged on the bottom surface of the inner wall of the pasting box (11), the two sides of one end of the pasting plate (24) close to the guardrail (30) being rotatably connected to the inner wall of the pasting box (11), and the side of the pasting box (11) close to the guardrail (30) is provided with an opening.

3. The sticking and positioning device for a self-adhesive reflective strip according to claim 2, characterized in that: The pasting structure comprises a tripod (25), the tripod (25) being fixedly mounted on both sides of the bottom surface of the pasting plate (24), the bottom surface of the pasting box (11) being provided with an opening, the tripods (25) on both sides of the bottom surface of the pasting plate (24) extending from the opening to the bottom surface of the pasting box (11), and slots being provided on both sides of the pasting box (11), the slots extending downward to the bottom surface opening of the pasting box (11).

4. The sticking and positioning device for a self-adhesive reflective strip according to claim 3, characterized in that: The pasting structure comprises a long rod (26), the long rod (26) being fixedly mounted on two side outer walls of the pasting box (11) provided with slots, the lower end of the long rod (26) extending downward to the lower side of the pasting box (11) and being rotatably mounted on a rotating shaft (27), the rotating shaft (27) being perpendicular to the surface of the guardrail (30), a roller (28) being fixedly mounted on one end of the rotating shaft (27) close to the surface of the guardrail (30), the side surface of the roller (28) being closely attached to the surface of the guardrail (30), an elliptical plate (29) being fixedly mounted on one end of the rotating shaft (27) away from the guardrail (30), the long end of the elliptical plate (29) being capable of being inserted into the slots provided on two sides of the pasting box (11).

5. The sticking and positioning device for a self-adhesive reflective strip according to claim 2, characterized in that: The feeding and gluing device comprises a feeding box (12), wherein the feeding box (12) is fixedly mounted on one side of the top surface of the pasting box (11), the bottom surface of the feeding box (12) is arranged as an inclined surface, the lower end of the inclined surface of the bottom surface of the feeding box (12) is arranged with an opening, the reflective strips cut into sections are placed in the feeding box (12), and a handle (16) is fixedly mounted on the side of the feeding box (12) away from the guardrail (30).

6. The sticking and positioning device for a self-adhesive reflective strip according to claim 5, characterized in that: The feeding and gluing device comprises a hanging ear (18), wherein the hanging ear (18) is fixedly mounted on the upper end of a side of the pasting box (11) away from the guardrail (30), and a turntable (19) is rotatably mounted at the center of the hanging ear (18), one side of the turntable (19) is inserted into the upper end of the pasting box (11) and extends to the pasting box (11), the side surface of the turntable (19) is in contact with the surface of the pasting box (11), and the top surface of the turntable (19) is in contact with the bottom surface of the feeding box (12).

7. The sticking and positioning device for a self-adhesive reflective strip according to claim 6, characterized in that: The feeding and gluing device comprises a glue box (22), and the glue box (11) is provided with a glue plate groove (17) above both sides of the groove, and the glue box (22) is fixedly mounted on the glue plate groove (17) on one side of the glue box (11), a sponge (23) is provided in the glue box (22), and a groove is provided on the side of the glue box (22) away from the guardrail (30).

8. The sticking and positioning device for a self-adhesive reflective strip according to claim 7, characterized in that: The feeding and gluing device comprises a gluing plate (21), wherein the gluing plate (21) is fixedly mounted on a lower edge of one side of the bottom surface of the turntable (19), wherein the rotation of the gluing plate (21) can drive the gluing plate (21) to slide out of a slot of a glue box (22) into the glue box (22) and contact the sponge (23), wherein the rotation of the gluing plate (21) can drive the gluing plate (21) to slide from a slot of the glue plate (17) into the pasting box (11) and contact the surface of the guardrail (30), and a feeding port (20) is arranged on the top surface of a side of the turntable (19) away from the gluing plate (21).