CN210735730U - A material guide device for retention pit - Google Patents

Abstract

A material guide device for a retention pit, comprising an installation frame and a material guide mechanism, the material guide mechanism includes a first material guide piece and a second material guide piece, the first material guide piece is rotatably connected to the installation frame, and the second material guide piece The first material guide piece is rotatably connected to the first material guide piece, a first drive cylinder is arranged below the first material guide piece, and the push rod end of the first drive cylinder is rotatably connected to the lower surface of the first material guide piece. The end of the cylinder body is rotatably connected to the mounting frame, a second driving cylinder is arranged below the second material guide, the push rod end of the second driving cylinder is rotatably connected to the lower surface of the second material guide, and the cylinder of the second driving cylinder The body end is rotatably connected to the mounting frame. Before the unrolled aluminum plate is introduced into the retention pit, let it pass through the material guide device, and let the aluminum plate conveyed horizontally pass through the material guide mechanism successively, so that the aluminum plate is slowly bent, reducing the curvature of the surface of the aluminum plate, and preventing the aluminum plate from appearing irreversible. deformation.

Description

A material guide device for retention pit

technical field

The utility model relates to the technical field of aluminum strip production equipment, in particular to a material guiding device for a retention pit.

Background technique

At present, in the process steps of processing a galvanized aluminum sheet into a galvanized aluminum strip, the rolled galvanized aluminum sheet needs to be uncoiled first, then processed, and then rolled up after the processing. In the process of unwinding and rewinding, it is difficult to ensure the synchronization of the rewinding and unwinding rates. Therefore, the existing solution is to introduce the galvanized aluminum sheet after unwinding into the retention pit first, so that the galvanized aluminum sheet remains in the retention pit. The hold-up length is formed, after which the galvanized aluminum sheet is guided onto the machine for processing and coiling. Through the above technical solution, even if the winding and unwinding speed is uneven, the stretch amount can be compensated from the retention length, so that the galvanized aluminum sheet is not stretched too tightly to cause it to break.

However, in the process of directly introducing the galvanized aluminum sheet after unwinding into the pit, the bending rate of the galvanized aluminum sheet is likely to be too large at the pit, which is easy to deform the galvanized aluminum sheet and affect the quality of the galvanized aluminum sheet.

Utility model content

Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a material guide device for the retention pit, which has the effect of assisting the material guide at the entrance to the pit and preventing the bending rate of the aluminum plate from being too large.

The above-mentioned purpose of the present utility model is achieved through the following technical solutions:

A material guide device for a retention pit, comprising an installation frame and a material guide mechanism, the material guide mechanism includes a first material guide piece and a second material guide piece, the first material guide piece is rotatably connected to the installation frame, and the second material guide piece The first material guide piece is rotatably connected to the first material guide piece, a first drive cylinder is arranged below the first material guide piece, and the push rod end of the first drive cylinder is rotatably connected to the lower surface of the first material guide piece. The end of the cylinder body is rotatably connected to the mounting frame, a second driving cylinder is arranged below the second material guide, the push rod end of the second driving cylinder is rotatably connected to the lower surface of the second material guide, and the cylinder of the second driving cylinder The body end is rotatably connected to the mounting frame.

Through the above technical solution, the first drive cylinder and the second drive cylinder can respectively control the inclination angles of the first material guide and the second material guide, and can be adjusted to a continuous inclined surface with gradients according to installation requirements. The unrolled aluminum plate is passed through the guide device before being introduced into the retention pit, so that the aluminum plate that was originally conveyed horizontally passes through the first guide member and the second guide member successively. Bending, reducing the curvature of the surface of the aluminum plate, reducing the bending amount per unit length of the aluminum plate, and preventing the irreversible deformation of the aluminum plate. In addition, the specific inclination angles of the first material guide and the second material guide can be controlled by the first drive cylinder and the second drive cylinder, so that the material guide can be adjusted according to the specific positional relationship between the material guide device and the retention pit. The most suitable angle for the institution.

The utility model is further arranged as follows: limit side plates are provided on the two side walls of the side of the mounting frame facing the material guide mechanism, the limit side plates are provided with downwardly inclined arc surfaces, and the first material guide member and the second material guide are provided with limit side plates. Both sides of the two material guides are provided with limit side rods for abutting the upper surface of the limit side plate.

Through the above technical solution, through the limit side plate and the limit stop rod, when the inclination angle of the material guide mechanism is too large, the limit stop rod will abut on the limit side plate to prevent it from continuing to incline, thereby restricting the material guide The maximum inclination angle of the mechanism is not greater than the inclination angle of the limiting side plate, which limits the downward limit inclination angle of the material guide mechanism, thereby preventing the material guide mechanism from losing its material guiding function due to the excessive inclination angle of the material guide mechanism.

The utility model is further arranged as follows: at the rotational connection between the first material guide and the mounting frame, at the rotational connection between the second material guide and the first material guide, and at the point where the second material guide is far from the first material guide Both sides are rotatably connected with guide rollers, the guide rollers are arranged along the length direction of the first and second guide parts, and the guide rollers protrude from the upper surfaces of the first and second guide parts.

Through the above technical solution, when the aluminum plate passes through the material guide mechanism, the aluminum plate will preferentially contact the material guide roller, changing the original sliding friction between the aluminum plate and the material guide mechanism into rolling friction, reducing the friction between the aluminum plate and the surface of the material guide mechanism. wear caused by friction.

The utility model is further arranged as follows: an upper pressure block and a lower pressure block are arranged in the installation frame along its length direction, the two ends of the upper pressure block are slidingly connected to the inner walls on both sides of the installation frame along the vertical direction, and the two ends of the lower pressure block are fixed It is connected to the inner walls on both sides of the mounting frame, the lower pressing block is located under the upper pressing block, and two pressing block driving cylinders are fixed on the top of the mounting frame for driving the sliding of the upper pressing block, and the push rod part of the pressing block driving cylinder is fixed on the upper pressing block. The upper surface of the block.

Through the above technical solution, when the aluminum plate is unrolled to the tail, the upper pressing block can move downward under the driving of the pressing block driving cylinder. When it moves to the position of the lower pressing block, the end of the template can be clamped. After clamping, the aluminum plate can continue to be wound normally until the length of retention in the retention pit is completely wound, and finally the upper pressing block is released to make the end of the aluminum plate be wound. This can prevent the tail end of the aluminum plate from sliding directly into the retention pit under the drive of gravity when the aluminum plate is completely unwound, causing friction and collision with the bottom end of the retention pit, resulting in the wear of the aluminum plate.

The utility model is further arranged as follows: flexible cushion blocks are arranged on the lower surface of the upper pressing block and the upper surface of the lower pressing block.

Through the above technical solution, when the tail end of the aluminum plate is clamped, the aluminum plate is in contact with the flexible spacer block instead of directly contacting the upper and lower pressure blocks, which can reduce the wear of the aluminum plate during clamping.

The utility model is further arranged as follows: two pressure block guide rollers are further arranged in the installation frame along its length direction, the two pressure block guide rollers are respectively located on both sides of the width direction of the lower pressure block, and the two pressure block guide rollers are both It is rotatably connected with the inner side wall of the installation frame, and the tops of the two pressing block guide rollers are higher than the upper surface of the lower pressing block.

Through the above technical solution, when the upper pressure block is in a non-clamped state, the aluminum plate is in direct contact with the two pressure block guide rollers, and the top of the pressure block guide roller is higher than the upper surface of the lower pressure block, which can reduce the cause of the guide during the guiding process. The friction between the lower pressure block and the aluminum plate causes wear on the aluminum plate.

The utility model is further arranged as follows: gears are arranged at the same vertical height of the two inner side walls of the mounting frame, the gears are rotatably connected to the inner side walls of the mounting frame, and a transmission rod is arranged between the two gears, and the two ends of the transmission rod are respectively It is fixedly connected with two gears, and the two sides of the side of the upper pressing block facing the gears are provided with racks matched with the gears, and the two racks are respectively meshed with the two gears correspondingly.

Through the above technical solution, by meshing the rack on the upper pressing block with the two synchronously rotating gears, the upper pressing block can be more stable during the pressing process due to the synchronous limiting effect of the gears.

The utility model is further arranged as follows: the upper pressing block is also provided with connecting pieces on the side facing the gear, and several connecting pieces are evenly arranged along the length direction of the upper pressing block; The ejector rod and the transmission rod are in the same vertical plane.

Through the above technical solution, when the upper pressure block moves upward and the limiting ejector rod abuts against the transmission rod, the limiting ejector rod will limit the upper compression block to prevent the upper compression block from excessively moving upwards and causing the rack It comes out of the gear, and it also prevents direct collision between the upper pressure block and the mounting bracket, causing damage.

To sum up, the utility model has the following beneficial effects:

1. It can guide the aluminum plate before entering the detention pit, and the guide angle is adjustable;

2. Limit the maximum inclination angle of the material guiding mechanism to prevent it from losing its guiding function;

3. The friction between the aluminum plate and the material guide device is small, resulting in less wear;

4. The end of the aluminum plate can be fixed to prevent it from sliding directly into the retention pit and causing wear;

5. The upper pressing block moves smoothly and will not directly collide with the mounting frame.

Description of drawings

Accompanying drawing 1 is the structural representation of embodiment;

Accompanying drawing 2 is the structural representation of the material guide mechanism;

FIG. 3 is a schematic structural diagram of an upper pressing block and a lower pressing block.

In the figure, 10, mounting frame; 20, material guide mechanism; 21, first material guide member; 211, first drive cylinder; 22, second material guide member; 221, second drive cylinder; 23, material guide plate; 24, mounting plate; 25, limit side plate; 26, limit side rod; 27, guide roller; 30, upper pressure block; 31, lower pressure block; 32, pressure block drive cylinder; 33, flexible gasket; 34. Compression guide roller; 40, gear; 41, transmission rod; 42, rack; 50, connecting piece; 51, limit ejector.

Detailed ways

The present utility model will be further described in detail below in conjunction with the accompanying drawings.

Referring to FIG. 1 , a material guide device for a retention pit includes a mounting frame 10 and a material guide mechanism 20 , and the material guide mechanism 20 includes a first material guide member 21 and a second material guide member 22 . The first material guide member 21 and the second material guide member 22 are inclined downward at a certain angle, which can act as a conductor for the aluminum plate before entering the retention pit.

Referring to FIG. 1 and FIG. 2 , the first material guide 21 and the second material guide 22 each include a material guide plate 23 and two mounting plates 24 , and the two mounting plates 24 are fixed on both sides of the material guide plate 23 . The mounting plate 24 of the first material guide 21 is rotatably connected to the mounting frame 10 , and the mounting plate 24 of the second material guide 22 is rotatably connected to the mounting plate 24 of the first material guide 21 , below the first material guide 21 . A first drive cylinder 211 is provided, the push rod end of the first drive cylinder 211 is rotatably connected to the lower surface of the material guide plate 23 of the first material guide 21 , and the cylinder end of the first drive cylinder 211 is rotatably connected to the mounting frame 10 . A second driving cylinder 221 is provided below the second material guide member 22 , and the push rod end of the second driving cylinder 221 is rotatably connected to the lower surface of the material guide plate 23 of the second material guide member 22 . The cylinder end is rotatably connected to the mounting frame 10 . The inclination angles of the first material guide 21 and the second material guide 22 can be adjusted through the first driving cylinder 211 and the second driving cylinder 221. When the aluminum plate passes through the material guiding mechanism 20, the material guiding mechanism 20 can guide the aluminum plate. It can prevent the aluminum plate that was originally moving horizontally from being excessively deformed when it enters the retention pit.

Referring to FIG. 1 and FIG. 2 , at the rotational connection between the first material guide 21 and the mounting frame 10 , the rotational connection between the second material guide 22 and the first material guide 21 , and the second material guide 22 away from A material guide roller 27 is rotatably connected to one side of the first material guide member 21. The material guide roller 27 is arranged along the length direction of the first material guide member 21 and the second material guide member 22. The material guide roller 27 protrudes from the first material guide member. member 21 and the upper surface of the second material guide member 22. Each feeding roller 27 is rotatably connected to the mounting plates 24 of the first feeding member 21 and the second feeding member 22 respectively. When the aluminum plate passes through the material guide mechanism 20, the material guide roller 27 can reduce the sliding friction between the aluminum plate and the material guide plate 23, thereby reducing the wear of the aluminum plate.

Referring to FIG. 1 and FIG. 2 , limit side plates 25 are provided on the two side walls of the side of the mounting frame 10 facing the material guide mechanism 20 , and the limit side plates 25 are provided with downwardly inclined arc surfaces. Limit side rods 26 are provided at both ends of the first material guide member 21 on the side away from the mounting frame 10 , and the limit side rods 26 are fixed to the outside of the first material guide member 21 . Limiting side rods 26 are also provided at both ends of the side of the second material guide 22 away from the first material guide 21 , and the limiting side rods 26 are fixed to the outside of the second material guide 22 . The limit side plate 25 can limit the maximum deflection angle of the material guide mechanism 20, so as to prevent the material guide mechanism 20 from being unable to function as a material guide due to the excessive deflection angle.

Referring to Figures 1 and 3, an upper pressing block 30 and a lower pressing block 31 are arranged in the mounting frame 10 along its length direction, and both ends of the upper pressing block 30 are slidably connected to the inner walls on both sides of the mounting frame 10 along the vertical direction, Both ends of the lower pressing block 31 are fixedly connected to the inner walls on both sides of the mounting frame 10 , the lower pressing block 31 is located below the upper pressing block 30 , and two pressing block driving cylinders for driving the sliding of the upper pressing block 30 are fixed on the top of the mounting frame 10 32 , the push rod portion of the pressing block driving cylinder 32 is fixed on the upper surface of the upper pressing block 30 . Both the lower surface of the upper pressing block 30 and the upper surface of the lower pressing block 31 are provided with flexible pads. When the aluminum plate is completely unrolled, the upper pressing block 30 can move downward under the driving of the pressing block driving cylinder 32 to clamp the end of the aluminum plate. The end of the aluminum plate is loosened, which prevents the end of the aluminum plate from sliding into the retention pit.

Referring to FIG. 1 and FIG. 3 , two pressure block guide rollers 34 are also provided in the installation frame 10 along the length direction thereof. The two pressure block guide rollers 34 are respectively located on both sides of the lower pressure block 31 in the width direction. The pressure block guide rollers 34 are all rotatably connected to the inner side wall of the mounting frame 10 , and the tops of the two pressure block guide rollers 34 are higher than the upper surface of the lower pressure block 31 . When the aluminum plate passes through the lower pressing block 31, the pressing block guide roller 34 can reduce the friction between the aluminum plate and the lower pressing block 31, and reduce the wear of the template.

Referring to FIG. 1 and FIG. 3 , gears 40 are provided at the same vertical height of the two inner side walls of the mounting frame 10 , the gears 40 are rotatably connected to the inner side walls of the mounting frame 10 , and a transmission rod is arranged between the two gears 40 41. The two ends of the transmission rod 41 are fixedly connected with the two gears 40 respectively. The two sides of the upper pressure block 30 facing the gear 40 are provided with racks 42 that cooperate with the gears 40. The two racks 42 are respectively connected to the The gears 40 are correspondingly meshed. Under the limit of the gear 40 that moves synchronously, the upper pressing block 30 can be kept stable during the downward movement.

Referring to Figures 1 and 3, the side of the upper pressure block 30 facing the gear 40 is also provided with a connecting piece 50, and several connecting pieces 50 are evenly arranged along the length of the upper pressure block 30, and a connecting piece 50 is commonly connected to a The limiting top rod 51, the limiting top rod 51 and the transmission rod 41 are in the same vertical plane. Through the action of the limiting jack 51 , the upper pressing block 30 can be prevented from excessively moving upwards to cause the rack 42 to escape from the gear 40 , and direct collision between the upper pressing block 30 and the mounting frame 10 can be prevented.

The implementation principle of this embodiment is:

1. When the aluminum plate is unrolled, before sending it into the retention pit, let it pass through the material guide device, and install the material guide device at the mouth of the retention pit.

2. Before unwinding, adjust the inclination angle of the material guide mechanism 20 through the first driving cylinder 211 and the second driving cylinder 221, so that it can ensure that the curvature of the aluminum plate will not exceed when it plays a guiding role. big.

3. When unwinding, make the aluminum plate pass between the upper pressure block 30 and the lower pressure block 31, and lay it on the guide roller 34 of the pressure block, and then pass through the material guide mechanism 20 and guide the material guide mechanism 20. into the pit. Through the guiding function of the material guide mechanism 20, the aluminum plate is slowly bent, the curvature of the surface of the aluminum plate is reduced, the bending amount per unit length of the aluminum plate is reduced, and the irreversible deformation of the aluminum plate is prevented.

4. At the end of unwinding, the upper pressing block 30 moves downward under the driving of the pressing block driving cylinder 32. When it moves to the position of the lower pressing block 31, the end of the template can be clamped. After clamping , the aluminum plate can continue to be wound normally until the retention length in the retention pit is completely wound up, and finally the upper pressing block 30 is loosened, so that the end of the aluminum plate is wound. This can prevent the tail end of the aluminum plate from sliding directly into the retention pit under the drive of gravity when the aluminum plate is completely unrolled.

The above are only the preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions that belong to the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a guide device for detaining hole which characterized in that: including mounting bracket (10) and guide mechanism (20), guide mechanism (20) are including first guide spare (21) and second guide spare (22), first guide spare (21) rotate to be connected in mounting bracket (10), second guide spare (22) rotate to be connected in first guide spare (21), below at first guide spare (21) is equipped with first driving cylinder (211), the push rod end of first driving cylinder (211) rotates to be connected in the lower surface of first guide spare (21), the cylinder body end of first driving cylinder (211) rotates to be connected in mounting bracket (10), below at second guide spare (22) is equipped with second driving cylinder (221), the push rod end of second driving cylinder (221) rotates to be connected in the lower surface of second guide spare (22), the cylinder body end rotation of second driving cylinder (221) is connected in mounting bracket (10).

2. A material guiding device for a retention pit as defined in claim 1, wherein: be equipped with spacing curb plate (25) on the both sides wall of mounting bracket (10) towards the one side of guide mechanism (20), spacing curb plate (25) are the cambered surface setting of downward sloping, all are equipped with spacing side lever (26) that are used for butt spacing curb plate (25) upper surface in the both sides of first guide spare (21) and second guide spare (22).

3. A material guiding device for a retention pit as defined in claim 1, wherein: the material guide roller is characterized in that a material guide roller (27) is rotatably connected to the rotating connection position of the first material guide piece (21) and the mounting frame (10), the rotating connection position of the second material guide piece (22) and the first material guide piece (21) and one side, far away from the first material guide piece (21), of the second material guide piece (22), the material guide roller (27) is arranged along the length direction of the first material guide piece (21) and the second material guide piece (22), and the material guide roller (27) protrudes out of the upper surfaces of the first material guide piece (21) and the second material guide piece (22).

4. A material guiding device for a retention pit as defined in claim 1, wherein: be equipped with briquetting (30) and briquetting (31) down along its length direction in mounting bracket (10), go up briquetting (30) both ends along vertical direction sliding connection in mounting bracket (10) both sides inner wall, briquetting (31) both ends fixed connection is in mounting bracket (10) both sides inner wall down, briquetting (31) are located briquetting (30) below down, be equipped with two fixed briquetting actuating cylinders (32) that are used for driving briquetting (30) gliding in mounting bracket (10) top, the push rod portion of briquetting actuating cylinder (32) is fixed in briquetting (30) upper surface.

5. A material guiding device for a retention pit as defined in claim 4, wherein: the lower surface of the upper pressing block (30) and the upper surface of the lower pressing block (31) are respectively provided with a flexible cushion block.

6. A material guiding device for a retention pit as defined in claim 4, wherein: still be equipped with two briquetting deflector rolls (34) along its length direction in mounting bracket (10), two briquetting deflector rolls (34) are located briquetting (31) width direction's both sides down respectively, and two briquetting deflector rolls (34) all are connected with mounting bracket (10) inside wall rotation, and the top of two briquetting deflector rolls (34) is higher than briquetting (31) upper surface down.

7. A material guiding device for a retention pit as defined in claim 4, wherein: the same vertical height department at two inside walls of mounting bracket (10) all is equipped with gear (40), gear (40) rotate to be connected in mounting bracket (10) inside wall, be equipped with transfer line (41) between two gear (40), transfer line (41) both ends respectively with two gear (40) fixed connection, all be equipped with in last briquetting (30) towards the both sides of the one side of gear (40) with gear (40) complex rack (42), two rack (42) correspond the meshing with even gear (40) respectively.

8. A material guiding device for a retention pit as defined in claim 7, wherein: go up briquetting (30) and still be equipped with connecting piece (50) on the one side towards gear (40), connecting piece (50) evenly are equipped with a plurality of along last briquetting (30) length direction, have a spacing ejector pin (51) jointly on connecting piece (50), and spacing ejector pin (51) and transfer line (41) are in same vertical plane.

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