CN215707555U

CN215707555U - Clamping device for discharge port of bagging machine

Info

Publication number: CN215707555U
Application number: CN202122213930.3U
Authority: CN
Inventors: 王文东
Original assignee: Haicheng Meirun Chemical Co ltd
Current assignee: Haicheng Meirun Chemical Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-02-01
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses a clamping device for a discharge port of a bagging machine, which relates to the technical field of talc master batch processing equipment and comprises a funnel-shaped discharge port and a pair of clamping devices, wherein the discharge port corresponds to the outer wall of a side wall; the fixed plate is fixedly arranged in the middle of the side wall of the discharge hole, and two ends of the movable rod are respectively hinged with the fixed plate and the telescopic end of the air cylinder; the bag clamping device can stably clamp the bag sleeved on the discharge port through the buffer clamping structure, has a buffer function in the clamping process, prevents mechanical parts from being deformed due to the fact that the driving structure exerts excessive force, and simultaneously ensures that the bag on the discharge port cannot slip.

Description

Clamping device for discharge port of bagging machine

Technical Field

The utility model relates to the technical field of talc master batch processing equipment, in particular to a clamping device for a discharge port of a bagging machine.

Background

The master batch is a plastic processing aid in the plastic industry and consists of excessive chemical aids, carrier resin, dispersing agents and the like; in industrial production, the talcum master batch is sold after needing the bagging-off, a large amount of products need use the bagging-off, and the sack is supported to the sack of sack machine discharge gate manual work, personnel work fatigue, work efficiency is low, seriously influence production efficiency, and the practical clamping device of present device uses the back for a long time at present, wearing and tearing between the machine part make anchor clamps relax to the centre gripping of sack, easy landing, and if increase pressure probably makes discharge gate or anchor clamps structure warp, the device damages easily, so a clamping device for sack machine discharge gate is needed to be developed urgently.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the clamping device for the discharge port of the bagging machine, which can stably clamp a bag sleeved on the discharge port through the buffering clamping structure, has the buffering function in the clamping process, prevents mechanical parts from being deformed due to the fact that the driving structure exerts too much force, and simultaneously ensures that the bag on the discharge port cannot slip.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a clamping device for a discharge port of a bagging machine comprises a funnel-shaped discharge port and a pair of clamping devices, wherein the discharge port corresponds to the outer wall of a side wall, each pair of clamping devices comprises a mounting plate, an air cylinder, a fixed plate, a movable rod and an L-shaped rod, the mounting plate is horizontally mounted on the upper portion of the side wall of the discharge port, and the air cylinder is hinged with the lower bottom surface of the mounting plate; the fixed plate is fixedly arranged in the middle of the side wall of the discharge hole, and two ends of the movable rod are respectively hinged with the fixed plate and the telescopic end of the air cylinder; the vertical end of the L-shaped rod is connected with the center of the movable rod and is vertically arranged with the movable rod; the horizontal end of the L-shaped rod is fixedly connected with a push plate; the push plate swing joint has buffering clamping structure and carries out the centre gripping to the sack through buffering clamping structure and discharge gate one side outer wall butt.

Preferably, the buffer clamping structure comprises a pair of limiting rods, a pair of buffer springs and a clamping plate, a pair of limiting holes are formed in the equal-height positions of two sides of the center of the push plate, the pair of limiting rods penetrate through the pair of limiting holes, one ends of the pair of limiting rods, which are close to the side wall of the discharge hole, are connected with the side wall of the clamping plate together, and the other ends of the pair of limiting rods are connected with the clamping plate respectively; a pair of reset springs are sleeved on the limiting rods, and two ends of the reset springs are respectively connected with the side wall of the clamping plate and the side wall of the push plate.

Preferably, the discharge gate lateral wall is last and seted up the mounting groove with the position of grip block butt, installs infrared receiving sensor in the mounting groove, and the mounting hole has been seted up to the grip block position that infrared receiving sensor corresponds, installs infrared emission sensor in the mounting hole.

Preferably, rubber pads are respectively installed at the positions where the clamping plate is abutted against the side wall of the discharge port, and openings are formed in the positions, corresponding to the infrared receiving sensors and the infrared emitting sensors, of the rubber pads.

Preferably, the lower end of the side wall of the discharge hole is provided with a round angle.

The utility model provides a clamping device for a discharge port of a bagging machine, which has the following beneficial effects:

1. the bag sleeved on the discharge port can be stably clamped through the buffer clamping structure, and the buffer clamping structure has a buffer function in the clamping process, so that mechanical parts are prevented from being deformed due to the fact that the driving structure exerts excessive force, and the bag on the discharge port is prevented from slipping;

2. according to the utility model, the infrared transmitting sensor and the infrared receiving sensor are in signal communication with an external control system through signal transmission between the infrared transmitting sensor and the infrared receiving sensor, and the clamping of the driving structure on the bag on the discharge port is automatically controlled, so that the automation degree is greatly improved; the rubber pad clamps the bag, so that the friction between the bag and the rubber pad is increased, and the bag is prevented from slipping; the round corner at the lower end of the discharge port facilitates the sleeving of the bag.

Drawings

Fig. 1 is a front sectional view of a clamping device for a discharge port of a bagging machine.

FIG. 2 is a top sectional view of the buffer clamp of the present invention shown squeezed.

In the figure: 1. an L-shaped rod; 2. pushing the plate; 3. a buffer spring; 4. a rubber pad; 5. mounting grooves; 6. a fixing plate; 7. an infrared receiving sensor; 8. round corners; 9. a clamping plate; 10. a limiting rod; 11. clamping a plate; 12. an infrared emission sensor; 13. mounting holes; 14. a movable rod; 15. a cylinder; 16. mounting a plate; 17. a discharge port; 18. a bag; 19. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2, a clamping device for a discharge port 17 of a bagging machine comprises a funnel-shaped discharge port 17 and a pair of clamping devices of the discharge port 17 corresponding to the outer wall of the side wall, each pair of clamping devices comprises a mounting plate 16, an air cylinder 15, a fixed plate 6, a movable rod 14 and an L-shaped rod 1, the mounting plate 16 is horizontally mounted on the upper part of the side wall of the discharge port 17, and the air cylinder 15 is hinged with the lower bottom surface of the mounting plate 16; the fixed plate 6 is fixedly arranged in the middle of the side wall of the discharge hole 17, and two ends of the movable rod 14 are respectively hinged with the fixed plate 6 and the telescopic end of the cylinder 15; the vertical end of the L-shaped rod 1 is connected with the center of the movable rod 14 and is vertically arranged with the movable rod; the horizontal end of the L-shaped rod 1 is fixedly connected with a push plate 2; the push plate 2 is movably connected with a buffering clamping structure and is abutted against the outer wall of one side of the discharge hole 17 through the buffering clamping structure to clamp the bag 18; the buffer clamping structure comprises a pair of limiting rods 10, a pair of buffer springs 3 and a clamping plate 9, wherein a pair of limiting holes 19 are formed in the equal-height positions of the two sides of the center of the push plate 2, the pair of limiting rods 10 penetrate through the pair of limiting holes 19, one ends of the pair of limiting rods 10, which are close to the side wall of the discharge hole 17, are connected with the side wall of the clamping plate 9 together, and the other ends of the pair of limiting rods are connected with clamping plates 11 respectively; a pair of reset springs are sleeved on the limiting rod 10, and two ends of the reset springs are respectively connected with the side wall of the clamping plate 9 and the side wall of the push plate 2; a mounting groove 5 is formed in the side wall of the discharge port 17 and in a position abutting against the clamping plate 9, an infrared receiving sensor 7 is mounted in the mounting groove 5, a mounting hole 13 is formed in the position, corresponding to the infrared receiving sensor 7, of the clamping plate 9, and an infrared emitting sensor 12 is mounted in the mounting hole 13; rubber pads 4 are respectively arranged at the positions where the clamping plate 9 is abutted against the side walls of the discharge hole 17, and openings are formed in the rubber pads 4 at the positions corresponding to the infrared receiving sensor 7 and the infrared transmitting sensor 12; and the lower end of the side wall of the discharge port 17 is provided with a round angle 8.

The detailed connection means is a technique known in the art, and the following main description is provided for the working principle and process, and specifically provided for the following:

in the utility model, the air cylinder 15, the infrared transmitting sensor 12 and the infrared receiving sensor 7 are all connected with an external electric control system through wires; the discharging condition of the discharging port 17 is controlled by an external control system; as can be seen from the attached drawings 1-2 in the specification, when the buffering clamping structure works, firstly, the air cylinder 15 contracts, the air cylinder 15 is hinged with the lower bottom surface of the mounting plate 16 at the upper part of the side wall of the discharge port 17, and two ends of the movable rod 14 are respectively hinged with the fixed plate 6 in the middle of the discharge port 17 and the telescopic end of the air cylinder 15, so that the telescopic end of the air cylinder 15 contracts, taking the right clamping device in FIG. 1 as an example, the right end of the movable rod 14 is pulled to move upwards, the left end of the movable rod is not moved, and the horizontal end of the L-shaped rod 1 swings rightwards because the L-shaped rod 1 is vertically fixed with the movable rod 14, so that the buffering clamping structure swings rightwards, and the clamping plate 9 is separated from the side wall of the feed port; at the moment, the worker sleeves the bag 18 on the discharge port 17 from bottom to top, and the round angle 8 at the lower end of the discharge port 17 facilitates the sleeve of the bag 18; the bag 18 blocks a signal transmitted by the infrared emission sensor 12 in the mounting hole 13 of the clamping plate 9 to the infrared receiving sensor 7 in the mounting groove 5 of the discharge port 17, the external electric control system controls the cylinder 15 to extend, the telescopic end of the cylinder 15 pushes the right end of the movable rod 14 to rotate downwards, so that the horizontal end of the L-shaped rod 1 rotates leftwards, the bag 18 between the buffering clamping structure and the side wall of the discharge port 17 is clamped, the external control system controls the discharge of the discharge port 17, the blanking is stopped after the bag is filled, the cylinder 15 is controlled to contract again, and the bag 18 filled with the materials is taken away; the clamping is stable, the working intensity of personnel is reduced, and the working efficiency is improved;

the buffer clamping structure works specifically as follows: when the clamping plate 9 clamps the bag 18, the side wall of the discharge port 17 is extruded, the push plate 2 fixed by the L-shaped rod 1 is continuously extruded, and as the clamping plate 9 and the push plate 2 are limited by the limiting rod 10 and the limiting hole 19 and are connected by the buffer spring 3, the buffer spring 3 is pushed by the push plate 2, and the extruded buffer spring 3 increases the pressure of the clamping plate 9 on the side wall of the discharge port 17, so that the bag 18 is clamped more stably; in the clamping process, the buffer of the buffer spring 3 prevents the deformation of mechanical parts caused by excessive force applied to the driving structure, and simultaneously ensures that the bag 18 on the discharge port 17 cannot slip; rubber pads 4 are respectively arranged between the clamping plates 9 and the discharge port 17, so that the friction force for clamping the bag 18 is increased.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A clamping device for a discharge port (17) of a bagging machine comprises a funnel-shaped discharge port (17) and a pair of clamping devices of which the discharge port (17) corresponds to the outer wall of a side wall, and is characterized in that each pair of clamping devices comprises a mounting plate (16), an air cylinder (15), a fixing plate (6), a movable rod (14) and an L-shaped rod (1), wherein the mounting plate (16) is horizontally mounted on the upper part of the side wall of the discharge port (17), and the air cylinder (15) is hinged with the lower bottom surface of the mounting plate (16); the fixed plate (6) is fixedly arranged in the middle of the side wall of the discharge hole (17), and two ends of the movable rod (14) are respectively hinged with the fixed plate (6) and the telescopic end of the cylinder (15); the vertical end of the L-shaped rod (1) is connected with the center of the movable rod (14) and is vertically arranged with the movable rod; the horizontal end of the L-shaped rod (1) is fixedly connected with a push plate (2); the push plate (2) is movably connected with a buffering clamping structure and is abutted against the outer wall of one side of the discharge hole (17) through the buffering clamping structure to clamp the bag (18).

2. The clamping device for the discharge hole (17) of the bagging machine according to claim 1, wherein the buffering clamping structure comprises a pair of limiting rods (10), a pair of buffering springs (3) and a clamping plate (9), a pair of limiting holes (19) are formed in the equal-height positions of two sides of the center of the push plate (2), the pair of limiting rods (10) penetrate through the pair of limiting holes (19), one ends of the pair of limiting rods (10), which are close to the side wall of the discharge hole (17), are connected with the side wall of the clamping plate (9) together, and the other ends of the pair of limiting rods are connected with the clamping plate (11) respectively; the pair of reset springs is sleeved on the limiting rod (10) and two ends of the reset springs are respectively connected with the side wall of the clamping plate (9) and the side wall of the push plate (2).

3. The clamping device for the discharge port (17) of the bagging machine according to claim 2, wherein a mounting groove (5) is formed in the side wall of the discharge port (17) and in the position abutted to the clamping plate (9), the infrared receiving sensor (7) is mounted in the mounting groove (5), a mounting hole (13) is formed in the position, corresponding to the infrared receiving sensor (7), of the clamping plate (9), and the infrared emitting sensor (12) is mounted in the mounting hole (13).

4. The clamping device for the discharge hole (17) of the bagging machine according to claim 3, wherein a rubber pad (4) is respectively mounted at the position where the clamping plate (9) is abutted against the side wall of the discharge hole (17), and an opening is formed in the rubber pad (4) at the position where the infrared receiving sensor (7) corresponds to the infrared emitting sensor (12).

5. The clamping device for a spout (17) of a bag filling machine according to claim 1, wherein the lower end of the side wall of the spout (17) is provided with a rounded corner (8).