Automatic quantitative glue injection device for vehicle body sealing strip

Abstract

The utility model discloses an automatic quantitative glue injection device for a vehicle body sealing strip, which relates to the technical field of quantitative glue injection for sealing strips, and comprises a glue injection platform, a glue injection groove for placing a sealing strip is arranged on the glue injection platform, an automatic quantitative glue supply module is arranged on the glue injection platform, and a glue injection nozzle is arranged on the automatic quantitative glue supply module. The position of the glue injection nozzle corresponds to the position of the glue injection groove, the glue injection platform is provided with a traction mechanism for pulling the sealing strip, and the glue injection platform is provided with a supporting assembly for supporting the two side walls of the sealed U-shaped groove. According to the sealing strip traction mechanism, by arranging the supporting assemblies, the two side walls of the U-shaped groove of the sealing strip are supported respectively when the traction mechanism works, and irreversible damage caused by mutual extrusion between the two side walls of the U-shaped groove of the sealing strip is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to sealing strip quantitative glue injection technical field, specifically is automatic quantitative glue injection device for car body sealing strip. BACKGROUND

[0002] Car body sealing strip is mainly applied to the position such as door frame, engine cover, tail cover, plays the role of sealing, sound insulation, windproof, dustproof, waterproof, needs even glue injection in the U-shaped installation groove on car body sealing strip before car body sealing strip installation, improves the sealing performance of sealing strip and the firm degree after installation.

[0003] When injecting glue, the sealing strip is placed with the opening upward on the glue injection platform, the sealing strip is pulled through the traction mechanism, and glue is injected into the U-shaped groove on the sealing strip through the glue nozzle, the general traction mechanism directly squeezes the sealing strip from both sides of the sealing strip by using a pair of rotating rollers or a pair of conveying belts to drive the sealing strip to move, and the U-shaped groove of the sealing strip is squeezed on both sides, which is easy to cause irreversible damage.

[0004] Based on this, the automatic quantitative glue injection device for car body sealing strip is provided, which can eliminate the disadvantages of the existing device. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing automatic quantitative glue injection device for car body sealing strip to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The automatic quantitative glue injection device for car body sealing strip comprises a glue injection platform, a glue injection groove for placing the sealing strip is arranged on the glue injection platform, an automatic quantitative glue supply module is arranged on the glue injection platform, a glue injection nozzle is arranged on the automatic quantitative glue supply module, the position of the glue injection nozzle corresponds to the glue injection groove, a traction mechanism for pulling the sealing strip is arranged on the glue injection platform, and a supporting assembly for supporting the two side walls of the U-shaped groove of the sealing strip is arranged on the glue injection platform.

[0008] On the basis of the above technical scheme, the utility model further provides the following optional technical scheme:

[0009] In an optional scheme, the supporting assembly comprises a fixed plate arranged on the glue injection platform, and two driven supporting units are symmetrically arranged on the fixed plate.

[0010] In an optional scheme, the driven supporting unit comprises a pair of belt pulleys rotatably arranged on the fixed plate, and matching supporting belts are arranged on the two belt pulleys, a supporting plate is arranged on the fixed plate, and the supporting plate is located on the inner side of the supporting belts and in contact with the supporting belts.

[0011] In an alternative: the traction mechanism comprises two traction blocks symmetrically arranged on the glue injection platform, the traction block comprises a fixed frame arranged on the glue injection platform, a sliding block is slidingly arranged on the fixed frame and penetrates the fixed frame, a driven pulley is rotatably arranged at the lower end of the fixed frame, a rotating shaft is rotatably arranged on the glue injection platform and penetrates the glue injection platform, a driving pulley is coaxially connected to the upper end of the rotating shaft, matching driving belts are sleeved outside the driving pulley and the driven pulley, a tensioning structure is arranged on the fixed frame, a driving assembly for driving the two rotating shafts to rotate is arranged on the glue injection platform, and a pressing structure for making the driving belts tightly contact the outer side of the sealing strip is arranged on the glue injection platform.

[0012] In an alternative: the tensioning structure comprises a first stop block arranged on the sliding block, a fixed column is connected to the first stop block, a second stop block is connected to the fixed frame, a fixed cylinder matched with the fixed column is connected to the second stop block, the fixed cylinder is slidingly connected with the fixed column, a tensioning spring is arranged between the first stop block and the second stop block and sleeved outside the fixed cylinder.

[0013] In an alternative: the driving assembly comprises a driven gear coaxially arranged at the lower end of the rotating shaft, the driven gears on the two rotating shafts are of the same specification and are in mesh with each other, a driving motor is arranged on the glue injection platform, the output end of the driving motor penetrates the glue injection platform and is connected with the driving gear, and the driving gear is in mesh with one driven gear.

[0014] In an alternative: the pressing structure comprises two pressing plates, the two pressing plates are respectively located on the inner sides of the two driving belts, a row of pressing wheels is rotatably arranged on the pressing plate, a moving block is connected to the lower end of the pressing plate, a moving groove is arranged on the glue injection platform, the moving block is slidingly arranged in the moving groove, a bidirectional screw rod is arranged in the moving groove and penetrates the two moving blocks, the bidirectional screw rod is provided with a left threaded section and a right threaded section, one moving block is arranged on the left threaded section and the other moving block is arranged on the right threaded section, and one end of the bidirectional screw rod penetrates the moving groove and is connected with a crank handle.

[0015] In an alternative: two support wheels for supporting the sealing strip are horizontally rotatably arranged on the glue injection platform and are located between the glue injection platform and the driven pulley.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] The utility model discloses a support assembly is arranged, when the traction mechanism works, the U-shaped groove two side walls of the sealing strip are supported respectively, prevent the mutual extrusion between the U-shaped groove two side walls of the sealing strip and cause the irreversible damage. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1The utility model discloses a structure schematic view.

[0019] Figure 2 The utility model discloses a Figure 1 Partial close -up drawing of A.

[0020] Figure 3 The utility model discloses a drive assembly schematic view.

[0021] Figure 4 The utility model discloses a support assembly schematic view.

[0022] Figure 5 The utility model discloses a support plate schematic view.

[0023] The figure mark annotation: 101, glue injection platform, 102, glue injection groove, 103, glue injection nozzle, 104, automatic ration glue supply module, 201, support wheel, 202, fixed plate, 203, pulley, 204, support belt, 205, support plate, 301, fixed frame, 302, sliding block, 303, driven pulley, 304, rotation axis, 305, drive pulley, 306, drive belt, 307, driven gear, 308, drive gear, 309, drive motor, 401, first stopper, 402, fixed column, 403, second stopper, 404, fixed cylinder, 405, tension spring, 501, compression plate, 502, compression wheel, 503, moving block, 504, moving groove, 505, bidirectional screw rod, 506, crank handle. DETAILED DESCRIPTION

[0024] In order to make the utility model's purpose, technical scheme and advantage more clearly, following combining with the drawing and example, this utility model carries out further detailed explanation.

[0025] In one embodiment, as Figures 1-5 The automatic ration glue injection device for vehicle body sealing strip includes a glue injection platform 101, a glue injection groove 102 for placing the sealing strip is arranged on the glue injection platform 101, an automatic ration glue supply module 104 is arranged on the glue injection platform 101, a glue injection nozzle 103 is arranged on the automatic ration glue supply module 104, the position of the glue injection nozzle 103 corresponds to the glue injection groove 102, a traction mechanism for pulling the sealing strip is arranged on the glue injection platform 101, and a support assembly for supporting the two side walls of the U-shaped groove of the sealing strip is arranged on the glue injection platform 101.

[0026] In the embodiment, the support assembly is located on the inner side of the U-shaped groove of the sealing strip and supports the two side walls, prevents the irreversible damage caused by the mutual extrusion between the two side walls of the U-shaped groove of the sealing strip, cooperates with the traction mechanism to realize the traction of the sealing strip, and the automatic ration glue supply module 104 automatically and quantitatively injects glue into the sealing strip placed on the glue injection groove 102 through the glue injection nozzle 103.

[0027] In one embodiment, as shown in Figure 4 and Figure 5 The support assembly includes a fixed plate 202 arranged on the glue injection platform 101, and two driven support units are symmetrically arranged on the fixed plate 202. The driven support unit includes a pair of pulleys 203 rotatably arranged on the fixed plate 202, and a matching support belt 204 is sleeved outside the two pulleys 203. The fixed plate 202 is provided with a support plate 205, which is located on the inner side of the support belt 204 and in contact with the support belt 204. When the traction mechanism works, it extrudes the sealing strip from both sides. The sealing strip U-shaped groove two side walls are in contact with the two pulleys 203 respectively, the support plate 205 supports the U-shaped groove two side walls through the support belt 204, the support belt 204 moves with the sealing strip at the same time, and the support belt 204 rotates with the pulley 203, which reduces the resistance of the driven support unit to the sealing strip.

[0028] In one embodiment, as shown in Figures 1-3 The traction mechanism includes two traction blocks symmetrically arranged on the glue injection platform 101. The traction block includes a fixed frame 301 arranged on the glue injection platform 101, and a sliding block 302 is slidably arranged on the fixed frame 301. The sliding block 302 penetrates the fixed frame 301, and a driven pulley 303 is rotatably arranged at the lower end of the fixed frame 301. A rotating shaft 304 is rotatably arranged on the glue injection platform 101, and a driving pulley 305 is coaxially connected to the upper end of the rotating shaft 304. A matching driving belt 306 is sleeved outside the driven pulley 303 and the driving pulley 305. The fixed frame 301 is provided with a tensioning structure, and the glue injection platform 101 is provided with a driving assembly for driving the two rotating shafts 304 to rotate. The glue injection platform 101 is provided with a pressing structure for making the driving belt 306 tightly contact the outer side of the sealing strip. The driving assembly drives the rotating shaft 304 to rotate, and the rotating shaft 304 drives the driving pulley 305. Under the action of the tensioning structure, the driving pulley 305 drives the driving belt 306 and the driven pulley 303 to rotate. The pressing structure makes the driving belt 306 tightly contact the outer wall of the sealing strip, and cooperates with the driven support unit, that is, drives the sealing strip to move through the driving belt 306.

[0029] In one embodiment, as shown in Figure 1 and Figure 2As shown, the tensioning structure includes a first stopper 401 arranged on the sliding block 302, the first stopper 401 is connected with a fixed column 402, the fixed frame 301 is connected with a second stopper 403, the second stopper 403 is connected with a fixed cylinder 404 matched with the fixed column 402, the fixed cylinder 404 is in sliding connection with the fixed column 402, the tensioning spring 405 is arranged between the first stopper 401 and the second stopper 403, the tensioning spring 405 is sleeved outside the fixed cylinder 404, in the initial state, the tensioning spring 405 is in the compressed state, so that the drive belt 306 is tightly attached to the drive belt wheel 305 and the driven belt wheel 303, when the compression structure drives the drive belt 306 to tightly attach to the outer wall of the sealing strip, the fixed column 402 and the fixed cylinder 404 slide relative to each other, the first stopper 401 and the second stopper 403 move closer to each other, at this time, the drive belt 306 is still tightly attached to the drive belt wheel 305 and the driven belt wheel 303.

[0030] In one embodiment, as shown in the drawings, Figure 3 The drive assembly includes a driven gear 307 coaxially arranged at the lower end of the rotating shaft 304, the two driven gears 307 on the rotating shaft 304 are of the same specification and mesh with each other, the injection platform 101 is provided with a drive motor 309, the output end of the drive motor 309 penetrates the injection platform 101 and is connected with a drive gear 308, the drive gear 308 is meshed with one of the driven gears 307, the drive motor 309 drives the drive gear 308 to rotate, the drive gear 308 drives one of the driven gears 307 to rotate, the driven gear 307 drives the other driven gear 307 to rotate synchronously, thereby achieving the driving of the rotating shaft 304.

[0031] In one embodiment, as shown in the drawings, Figure 1 and Figure 3 The compression structure includes two compression plates 501, the two compression plates 501 are respectively arranged inside the two drive belts 306, a row of compression wheels 502 is rotatably arranged on the compression plate 501, the lower end of the compression plate 501 is connected with a moving block 503, the injection platform 101 is provided with a moving groove 504, the moving block 503 is slidingly arranged in the moving groove 504, a bidirectional screw rod 505 is arranged in the moving groove 504, the bidirectional screw rod 505 penetrates the two moving blocks 503, the bidirectional screw rod 505 is provided with a left threaded section and a right threaded section, one of the moving blocks 503 is arranged on the left threaded section, and the other moving block 503 is arranged on the right threaded section, one end of the bidirectional screw rod 505 penetrates the moving groove 504 and is connected with a crank handle 506, by rotating the bidirectional screw rod 505 clockwise through the crank handle 506, the two moving blocks 503 on the bidirectional screw rod 505 move closer to each other, that is, the two rows of compression wheels 502 move closer to each other, so that the two drive belts 306 respectively press the two sides of the sealing strip, thereby generating a friction force to pull the sealing strip.

[0032] In one embodiment, as shown in the drawings, Figure 4As shown, the injection platform 101 is horizontally rotatable and provided with two support wheels 201 for supporting the sealing strip. The support wheels 201 are located between the injection platform 101 and the driven pulley 303, reducing the sagging of the sealing strip and improving the stability of the sealing strip during traction.

[0033] The above embodiment discloses an automatic quantitative injection device for a vehicle body sealing strip. During injection, the driving motor 309 drives the driving gear 308 to rotate, which drives a driven gear 307 to rotate, and the driven gear 307 drives another driven gear 307 to rotate synchronously, thereby driving the rotating shaft 304. The rotating shaft 304 drives the driving pulley 305, which drives the driving belt 306 to rotate under the action of the tensioning structure. By rotating the crank 506 clockwise, the two moving blocks 503 on the bidirectional screw 505 move closer to each other, i.e., the two rows of pressing wheels 502 move closer to each other, so that the two driving belts 306 press the two sides of the sealing strip, thereby generating a friction force to pull the sealing strip. At this time, the two side walls of the U-shaped groove of the sealing strip are in contact with the two pulleys 203, respectively, and the support plate 205 supports the two side walls of the U-shaped groove through the support belt 204, thereby preventing the two side walls of the U-shaped groove from being pressed against each other and causing irreversible damage.

[0034] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art can easily think of changes or replacements within the technical scope disclosed in the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An automatic quantitative glue injection device for vehicle body sealing strips, comprising a glue injection platform (101), a glue injection groove (102) for placing a sealing strip is arranged on the glue injection platform (101), an automatic quantitative glue supply module (104) is arranged on the glue injection platform (101), a glue injection nozzle (103) is arranged on the automatic quantitative glue supply module (104), the position of the glue injection nozzle (103) corresponds to the glue injection groove (102), a traction mechanism for traction of the sealing strip is arranged on the glue injection platform (101), characterized in that, The glue injection platform (101) is provided with a support assembly for supporting the two side walls of the sealed U-shaped groove.

2. The automatic glue dispensing device for car body weather strip according to claim 1, characterized in that, The support assembly comprises a fixed plate (202) arranged on the glue injection platform (101), and two driven support units are symmetrically arranged on the fixed plate (202).

3. The automatic glue metering device for car body weather strip according to claim 2, characterized in that, The driven support unit comprises a pair of pulleys (203) rotatably arranged on the fixed plate (202), and the two pulleys (203) are provided with matching support belts (204) on the outside, and the fixed plate (202) is provided with a support plate (205), which is located on the inside of the support belt (204) and in contact with the support belt (204).

4. The automatic glue dispensing device for car body weather strip according to claim 1, characterized in that, The traction mechanism comprises two traction blocks symmetrically arranged on the glue injection platform (101), the traction block comprises a fixed frame (301) arranged on the glue injection platform (101), a sliding block (302) is slidably arranged on the fixed frame (301), the sliding block (302) penetrates the fixed frame (301), and a driven pulley (303) is rotatably arranged at the lower end of the fixed frame (301); a rotating shaft (304) is rotatably arranged on the glue injection platform (101), a drive pulley (305) is coaxially connected to the upper end of the rotating shaft (304), and a driven pulley (303) and a drive pulley (305) are provided with matching drive belts (306) on the outside; the fixed frame (301) is provided with a tensioning structure, the glue injection platform (101) is provided with a driving assembly for driving the two rotating shafts (304) to rotate, and the glue injection platform (101) is provided with a pressing structure for tightly pressing the outer side of the sealing strip.

5. The automatic glue metering device for car body weather strip according to claim 4, characterized in that, The tensioning structure comprises a first stop block (401) arranged on the sliding block (302), the first stop block (401) is connected with a fixed column (402), the fixed frame (301) is connected with a second stop block (403), the second stop block (403) is connected with a fixed cylinder (404) matched with the fixed column (402), the fixed cylinder (404) is slidably connected with the fixed column (402), and a tensioning spring (405) is arranged between the first stop block (401) and the second stop block (403), and the tensioning spring (405) is arranged on the outside of the fixed cylinder (404).

6. The automatic glue dispensing device for car body weather strip according to claim 4, characterized in that, The driving assembly comprises a driven gear (307) coaxially arranged at the lower end of the rotating shaft (304), the driven gears (307) on the two rotating shafts (304) are of the same specification and mesh with each other, the glue injection platform (101) is provided with a driving motor (309), the output end of the driving motor (309) penetrates the glue injection platform (101) and is connected with the driving gear (308), and the driving gear (308) is meshed with one driven gear (307).

7. The automatic glue dispensing device for car body weather strip according to claim 4, characterized in that, The pressing structure comprises two pressing plates (501) respectively located inside two driving belts (306), a row of pressing wheels (502) is arranged on the pressing plate (501) and rotates, a moving block (503) is connected to the lower end of the pressing plate (501), a moving groove (504) is arranged on the glue injection platform (101), the moving block (503) is slidably arranged in the moving groove (504), a bidirectional screw rod (505) is arranged in the moving groove (504) and penetrates the two moving blocks (503), the bidirectional screw rod (505) is provided with a left threaded section and a right threaded section, one of the moving blocks (503) is arranged on the left threaded section, the other moving block (503) is arranged on the right threaded section, and one end of the bidirectional screw rod (505) penetrates the moving groove (504) and is connected with a crank handle (506).

8. The automatic glue dispensing device for car body weather strip according to claim 4, characterized in that, Two supporting wheels (201) for supporting the sealing strip are horizontally arranged on the glue injection platform (101) and located between the glue injection platform (101) and the driven pulley (303).

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