Polyurethane filling conveying line

Abstract

The utility model discloses a polyurethane filling conveying line which comprises a rack, a driving part, a bearing part and a suction cup fixing part. The driving part comprises a motor, a chain wheel and a chain; the bearing part comprises a bearing plate and a limiting plate; the suction cup fixing part comprises a first air cylinder, a first crank, a first connecting shaft, a crank limiting plate, a movable plate, a first sliding rail sliding block and a vacuum suction cup. Cam and crank structures are introduced into the suction cup fixing part and the cover body overturning feeding part, so that the using number of air cylinders is reduced, the compressed gas consumption of equipment is reduced, and the equipment cost is reduced; according to the cover body overturning and feeding part, the production efficiency and the consistency are improved through the automatic overturning and material taking process. The weighing and loading part detects the gravity value in real time through a weighing sensor, the accuracy of the filling weight is ensured, excessive filling is avoided, material waste is reduced, and the production consistency of products is improved.

Description

Technical Field

[0001] The utility model relates to the field of filling conveying lines, in particular to a polyurethane filling conveying line. Background Art

[0002] Polyurethane adhesive is a type of adhesive containing urethane and isocyanate groups in its molecular chain. It is highly reactive and cures at room temperature. It exhibits excellent bonding properties on a variety of materials, including metal, rubber, glass, ceramics, plastic, wood, fabric, and leather. Key characteristics of polyurethane adhesive include high strength, abrasion resistance, low-temperature resistance, and good flexibility.

[0003] In the existing polyurethane glue filling conveyor line, a vacuum suction cup is required to fix the bottom of the tank body, and a flip structure is required to load and grab the cover body. Usually, a large number of cylinders are required to realize the process action. Too many cylinders will place high requirements on the equipment site. A new structure is needed to reduce the use of cylinders. Utility Model Content

[0004] In view of some defects of the existing technology, the utility model provides a polyurethane filling conveyor line, including: a frame, a driving part, a bearing part, and a suction cup fixing part; the driving part includes: a motor, a sprocket, and a chain; the bearing part includes: a bearing plate and a limit plate; the motor is fixedly connected to the sprocket and linked to the chain for transmission; the bearing plate is fixedly connected to the frame; the limit plates are arranged equidistantly according to the contour shape of the chain and are fixedly connected to the chain.

[0005] The suction cup fixing part includes: a first cylinder, a first crank, a first connecting shaft, a crank limiting plate, a movable plate, a first slide rail slider, and a vacuum suction cup; the first cranks are used in pairs; the first connecting shaft bearing is connected to the frame; a movable base is provided at the tail of the first cylinder; the movable base is fixedly connected to the frame; the action element of the first cylinder is movably connected to the first crank; the other end of the first crank is fixedly connected to the first connecting shaft; the first connecting shaft is fixedly connected to the crank limiting plate; the crank limiting plate is provided with a first track hole corresponding to the motion track of the first crank; the other end of the crank limiting plate is connected to the movable plate by a bearing; the movable plate is fixedly connected to the first slide rail slider; the vacuum suction cups are arranged in an equidistant array on the movable plate.

[0006] In this technical solution, the driving part is used to drive the conveyor line; the suction cup part is used to fix the material on the conveyor line; when the material reaches the place where the suction cup is to be fixed, the first cylinder is actuated, and the first crank rotates under the drive of the first cylinder, thereby driving the first connecting shaft to rotate; the first connecting shaft is fixedly connected to the crank limiting plate; the movable plate moves upward under the limit of the first track hole, driving the vacuum suction cup to move upward to contact and absorb the material; this solution uses a crank structure transmission, which ensures the stability and accuracy of the suction cup fixing part during movement, reduces the number of cylinders used, and reduces the cost of equipment use.

[0007] In a specific embodiment, the conveying line further includes a cover body flip feeding part, including: a flip cylinder, a second crank, a second connecting shaft, a push rod, a slide rail mounting plate, a cam, a second slide rail slider, a linkage plate, and a suction cup rod;

[0008] The flip cylinder is movably connected to the frame; the action element of the flip cylinder is movably connected to the first through hole of the second crank; the second connecting shaft is connected to the frame with a bearing; the second connecting shaft is fixedly connected to the second through hole of the second crank; the second cranks are used in pairs; the third through hole of the second crank is movably connected to the push rod; the linkage plate is fixedly connected to the second slide rail slider; the second slide rail slider is fixedly connected to the slide rail mounting plate; the first end of the linkage plate is movably connected to the push rod; the second end of the linkage plate is connected to the cam with a bearing; the cam fixes the suction cup rod; the vacuum suction cup array is arranged on the suction cup rod; the slide rail mounting plate is provided with a second track hole corresponding to the cam movement track.

[0009] In this technical solution, the cover body flip feeding part is used for feeding and taking materials of the cover body; when the material is in place; the vacuum suction cup contacts and sucks the cover body; the flip cylinder moves and pushes the second crank to move, and then drives the push rod to push the linkage plate upward; the second end bearing of the linkage plate is connected to the cam, and the cam moves and flips under the limit of the second track hole and the push of the push rod, driving the suction cup rod to flip; the cover body flip feeding part improves production efficiency and consistency through the automated flipping and taking process; the use of the cam structure increases the stability and speed of the entire flipping and taking process; reduces the use of cylinders, and reduces the equipment's requirements for the air supply system.

[0010] In a specific embodiment, the flip feeding part also includes: a cover body, a feeding rack, a feeding plate, and a limit block; the cover body is stacked and stored on the feeding rack; the feeding rack is fixedly connected to the machine frame, and the feeding rack is fixedly connected to the feeding plate; the limit block is fixedly connected to the feeding plate.

[0011] In this technical solution, the vacuum suction cup first sucks the cover body, and under the driving force of the flipping of the suction cup rod, the cover body is sucked out of the limit block and flipped 180°; when the material moves to the flip feeding part, the vacuum suction cup is closed, and the cover body falls on the tank body; the cover body of the feeding rack falls freely and is blocked by the limit block, and this cycle repeats; automatic feeding and automatic suction of the cover body are achieved through the flip cylinder and the suction cup rod, further improving production efficiency and the degree of automation.

[0012] In a specific embodiment, the conveyor line also includes a weighing and loading part, including: a filling head, a weighing sensor, a sensor mounting plate, and a sensor mounting column; the weighing sensor is fixedly connected to the sensor mounting plate; the two ends of the sensor are respectively fixedly connected to the sensor mounting plate and the supporting plate; the filling head is arranged above the vertical normal of the force center of the weighing sensor.

[0013] In this technical solution, the weighing sensor detects the gravity value in real time; when the material reaches the top of the weighing sensor under the transportation of the conveyor line, the weighing sensor detects the gravity and sends a stop signal to the driving unit; the filling head fills the material with polyurethane, the value detected by the weighing sensor gradually increases to the rated value, and the driving unit resumes driving; this solution uses the weighing sensor to accurately detect the filling weight, which can avoid overfilling, waste of materials, and improve product production consistency.

[0014] The beneficial effects of this utility model are as follows: the introduction of a cam and crank structure in the suction cup fixing portion and the cover body flipping and feeding portion reduces the number of cylinders used, reduces the compressed gas consumption of the equipment, and reduces equipment costs; the cover body flipping and feeding portion improves production efficiency and consistency through the automated flipping and material removal process. The use of a cam structure increases the stability and speed of the entire flipping and material removal process; the weighing and loading portion uses a weighing sensor to detect the gravity value in real time, ensuring the accuracy of the filling weight, avoiding overfilling, reducing material waste, and improving product production consistency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural diagram of a polyurethane filling conveyor line in a specific embodiment of the utility model;

[0016] Figure 2 This is a structural diagram of a driving part and a bearing part of a polyurethane filling conveyor line in a specific embodiment of the present invention;

[0017] Figure 3 This is a structural diagram of a suction cup fixing portion of a polyurethane filling conveyor line in a specific embodiment of the present utility model;

[0018] Figure 4 This is a structural diagram of a cover flip feeding part of a polyurethane filling conveyor line in a specific embodiment of the present invention;

[0019] Figure 5 This is a structural diagram of a polyurethane filling conveyor line feeding rack and feeding plate in a specific embodiment of the present invention;

[0020] Figure 6 This is a structural diagram of a weighing and loading section of a polyurethane filling conveyor line in a specific embodiment of the present utility model;

[0021] Figure 7 The utility model is a schematic diagram of a polyurethane filling conveyor line suction cup rod and cam movement flipping in a specific embodiment. DETAILED DESCRIPTION

[0022] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0023] like Figure 1-Figure 7 A polyurethane filling conveyor line provided in a first embodiment of the present invention includes: a frame 100, a driving unit 200, a bearing unit 300, and a suction cup fixing unit 400; the driving unit 200 includes: a motor 201, a sprocket 202, and a chain 203; the bearing unit 300 includes: a bearing plate 301 and a limiting plate 302; the motor 201 is fixedly connected to the sprocket 202 and is linked to the chain 203 in a transmission manner; the bearing plate 301 is fixedly connected to the frame 100; the limiting plates 302 are equidistantly arranged according to the contour shape of the chain 203 and are fixedly connected to the chain 203.

[0024] The suction cup fixing unit 400 includes: a first cylinder 401, a first crank 402, a first connecting shaft 403, a crank limiting plate 404, a movable plate 405, a first slide block 406, and a vacuum suction cup 407. The first cranks 402 are used in pairs; the first connecting shaft 403 is connected to the frame 100 via a bearing; a movable base is provided at the rear of the first cylinder 401; the movable base is fixedly connected to the frame 100; and the actuating element of the first cylinder 401 is movably connected to the first crank 402. The other end of the first crank 402 is fixedly connected to the first connecting shaft 403; the first connecting shaft 403 is fixedly connected to the crank limiting plate 404; the crank limiting plate 404 is provided with a first track hole 4041 corresponding to the movement track of the first crank 402; the other end of the crank limiting plate 404 is connected to the movable plate 405 by a bearing; the movable plate 405 is fixedly connected to the first slide rail slider 406; the vacuum suction cups 407 are arranged in an equidistant array on the movable plate 405.

[0025] In this embodiment, the driving part 200 is used to drive the conveyor line; the suction cup part is used to fix the material on the conveyor line; when the material reaches the place where the suction cup is to be fixed, the first cylinder 401 is actuated, and the first crank 402 rotates under the drive of the first cylinder 401, and then drives the first connecting shaft 403 to rotate; the first connecting shaft 403 is fixedly connected to the crank limiting plate 404; the movable plate 405 moves upward under the limitation of the first track hole 4041, driving the vacuum suction cup 407 to move upward to contact and absorb the material; this scheme uses a crank structure transmission, which ensures the stability and accuracy of the suction cup fixing part 400 during movement, reduces the number of cylinders used, and reduces the cost of equipment use.

[0026] Furthermore, the conveyor line also includes a cover flip feeding part 500, including: a flip cylinder 501, a second crank 502, a second connecting shaft 503, a push rod 504, a slide rail mounting plate 505, a cam 506, a second slide rail slider 507, a linkage plate 508, and a suction cup rod 509;

[0027] The flip cylinder 501 is movably connected to the frame 100; the action element of the flip cylinder 501 is movably connected to the first through hole 5021 of the second crank 502; the second connecting shaft 503 is connected to the frame 100 with a bearing; the second connecting shaft 503 is fixedly connected to the second through hole 5022 of the second crank 502; the second crank 502 is used in pairs; the third through hole 5023 of the second crank 502 is movably connected to the push rod 504; the linkage plate 508 is fixedly connected to the second slide rail slider 507; the second slide rail slider 507 is fixedly connected to the slide rail mounting plate 505; the first end of the linkage plate 508 is movably connected to the push rod 504; the second end of the linkage plate 508 is connected to the cam 506 with a bearing; the cam 506 fixes the suction cup rod 509; the vacuum suction cup 407 is arranged in an array on the suction cup rod 509; the slide rail mounting plate 505 is provided with a second track hole 5061 corresponding to the movement track of the cam 506.

[0028] In this embodiment, the cover body flip feeding part 500 is used for feeding and taking materials of the cover body; when the material is in place; the vacuum suction cup 407 contacts and sucks the cover body; the flip cylinder 501 moves and pushes the second crank 502 to move, and then drives the push rod 504 to push the linkage plate 508 upward; the second end bearing of the linkage plate 508 is connected to the cam 506, and the cam 506 moves and flips under the limit of the second track hole 5061 and the push of the push rod 504, driving the suction cup rod 509 to move up and down and flip; the cover body flip feeding part 500 improves production efficiency and consistency through the automated flipping and taking process; the use of the cam 506 structure increases the stability and speed of the entire flipping and taking process; reduces the use of cylinders, and reduces the equipment's requirements for the air supply system.

[0029] It is worth mentioning that, under the joint action of the second track hole 5061 and the push rod 504, the up and down movement of the cam 506 is performed simultaneously with the flipping movement, and this structure increases the transmission efficiency of the cylinder.

[0030] Furthermore, the cover body flip feeding part 500 also includes: a cover body 510, a feeding rack 511, a feeding plate 512, and a limit block 513; the cover body 510 is stacked and stored on the feeding rack 511; the feeding rack 511 is fixedly connected to the frame 100, and the feeding rack 511 is fixedly connected to the feeding plate 512; the limit block 513 is fixedly connected to the feeding plate 512.

[0031] In this embodiment, the vacuum suction cup 407 first sucks the cover body 510, and under the driving force of the flipping of the suction cup rod 509, the cover body 510 is sucked out of the limit block 513 and flipped 180°; when the material moves to the flip feeding part, the vacuum suction cup 407 is closed, and the cover body 510 falls on the tank body; the cover body 510 of the feeding rack 511 falls freely and is blocked by the limit block 513, and so on; the automatic feeding and automatic suction of the cover body are realized by the flip cylinder 501 and the suction cup rod 509, further improving the production efficiency and the degree of automation.

[0032] Furthermore, the conveyor line also includes a weighing and loading part 600, including: a filling head 601, a weighing sensor 602, a sensor mounting plate 603, and a sensor mounting column 604; the weighing sensor 602 is fixedly connected to the sensor mounting plate 603; the two ends of the sensor are respectively fixedly connected to the sensor mounting plate 603 and the supporting plate 301; the filling head 601 is arranged above the vertical normal of the force center of the weighing sensor 602.

[0033] In this embodiment, the weighing sensor 602 detects the gravity value in real time; when the material reaches the top of the weighing sensor 602 under the transportation of the conveyor line, the weighing sensor 602 detects the gravity and sends a stop signal to the driving unit 200; the filling head 601 fills the material with polyurethane, and the value detected by the weighing sensor 602 gradually increases to the rated value, and the driving unit 200 resumes movement; this solution uses the weighing sensor 602 to accurately detect the filling weight, which can avoid overfilling, waste of materials, and improve product production consistency.

[0034] The above describes in detail the preferred embodiments of the present invention. It should be understood that those skilled in the art can make numerous modifications and variations based on the concepts of the present invention without inventive effort. Therefore, any technical solutions that can be derived by those skilled in the art based on the concepts of the present invention through logical analysis, reasoning, or limited experimentation based on the existing technology should be within the scope of protection defined by the claims.

Claims

1. A polyurethane filling conveyor line, characterized in that: include: Frame, driving part, bearing part, suction cup fixing part; The driving part includes: a motor, a sprocket, and a chain; the bearing part includes: a bearing plate and a limiting plate; the motor is fixedly connected to the sprocket and linked to the chain; the bearing plate is fixedly connected to the frame; the limiting plates are arranged equidistantly according to the outline of the chain and are fixedly connected to the chain; The suction cup fixing part includes: a first cylinder, a first crank, a first connecting shaft, a crank limiting plate, a movable plate, a first slide rail slider, and a vacuum suction cup; the first cranks are used in pairs; the first connecting shaft bearing is connected to the frame; a movable base is provided at the tail of the first cylinder; the movable base is fixedly connected to the frame; the action element of the first cylinder is movably connected to the first crank; the other end of the first crank is fixedly connected to the first connecting shaft; the first connecting shaft is fixedly connected to the crank limiting plate; the crank limiting plate is provided with a first track hole corresponding to the motion track of the first crank; the other end of the crank limiting plate is connected to the movable plate by a bearing; the movable plate is fixedly connected to the first slide rail slider; the vacuum suction cups are arranged in an equidistant array on the movable plate.

2. A polyurethane filling conveyor line according to claim 1, characterized in that: The conveying line also includes a cover body flip feeding part, including: a flip cylinder, a second crank, a second connecting shaft, a push rod, a slide rail mounting plate, a cam, a second slide rail slider, a linkage plate, and a suction cup rod; The flip cylinder is movably connected to the frame; the action element of the flip cylinder is movably connected to the first through hole of the second crank; the second connecting shaft is connected to the frame with a bearing; the second connecting shaft is fixedly connected to the second through hole of the second crank; the second cranks are used in pairs; the third through hole of the second crank is movably connected to the push rod; the linkage plate is fixedly connected to the second slide rail slider; the second slide rail slider is fixedly connected to the slide rail mounting plate; the first end of the linkage plate is movably connected to the push rod; the second end of the linkage plate is connected to the cam with a bearing; the cam fixes the suction cup rod; the vacuum suction cup array is arranged on the suction cup rod; the slide rail mounting plate is provided with a second track hole corresponding to the cam movement track.

3. A polyurethane filling conveyor line as claimed in claim 2, characterized in that: The flip feeding part also includes: a cover body, a feeding rack, a feeding plate, and a limiting block; the cover body is stacked and stored on the feeding rack; the feeding rack is fixedly connected to the frame, and the feeding rack is fixedly connected to the feeding plate; the limiting block is fixedly connected to the feeding plate.

4. A polyurethane filling conveyor line according to claim 1, characterized in that: The conveyor line also includes a weighing and loading part, including: a filling head, a weighing sensor, a sensor mounting plate, and a sensor mounting column; the weighing sensor is fixedly connected to the sensor mounting plate; the two ends of the sensor are respectively fixedly connected to the sensor mounting plate and the supporting plate; the filling head is arranged above the vertical normal of the force center of the weighing sensor.

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