CN212963591U

CN212963591U - Automatic weighing device for medical absorbent cotton balls

Info

Publication number: CN212963591U
Application number: CN202022094058.0U
Authority: CN
Inventors: 陈三玲; 田建贺; 田建磊; 任永成; 万锡铭
Original assignee: Henan Jianqi Medical Equipment Co Ltd
Current assignee: Henan Jianqi Medical Equipment Co Ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-04-13
Anticipated expiration: 2030-09-22

Abstract

The utility model relates to a medical absorbent cotton ball automatic weighing device, which comprises a feeding conveyor belt, a weighing hopper and a discharging conveyor belt which are arranged from top to bottom in sequence, wherein both sides of the bottom ends of the weighing hopper and the discharging conveyor belt are fixedly connected with supporting legs, the outer part of one side of the weighing hopper is fixed with an electric cabinet, and a controller is arranged in the electric cabinet; the weighing hopper comprises a shell with an opening at the top end, a fixed hopper body is arranged inside the shell, a weighing sensor is fixed on one side outside the fixed hopper body, movable hopper bodies are hinged to two ends of the fixed hopper body, a conical hopper-shaped accommodating groove is formed by the fixed hopper body and the movable hopper body in a surrounding mode, a blanking hole is formed in the bottom of the shell and is located below the movable hopper body, a pushing mechanism and a driving mechanism are arranged inside the shell, and the driving mechanism and the weighing sensor are all electrically connected with a controller. The utility model discloses compact structure, easy operation, degree of automation are high, use manpower sparingly, improve work efficiency.

Description

Automatic weighing device for medical absorbent cotton balls

Technical Field

The utility model belongs to the technical field of medical consumptive material production, especially, relate to a medical absorbent cotton ball automatic weighing device.

Background

The medical absorbent cotton ball is used as a main sanitary material for dressing, protecting, cleaning and the like of wounds of patients in the medical industry, and is also a medical appliance product directly contacting with the wounds. The medical absorbent cotton ball is made from raw cotton by the steps of removing impurities, degreasing, bleaching, washing, drying, finishing and the like in sequence. In order to facilitate the use and meet the clinical use requirements, the medical absorbent cotton balls are often required to be packaged into small bags with different weight specifications. However, in the actual production and packaging process, the medical absorbent cotton balls are often manually placed on a weighing platform for weighing, the medical absorbent cotton balls on the weighing platform are increased or decreased according to the specified weight, and the medical absorbent cotton balls are manually weighed one by one. The weighing mode has low automation degree, not only needs to consume a large amount of manpower, but also has extremely low weighing efficiency, and greatly reduces the production efficiency of the medical absorbent cotton balls.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a medical absorbent cotton ball automatic weighing device for the weighing mode degree of automation who solves medical absorbent cotton ball among the prior art is low, needs to consume a large amount of manpowers, the technical problem of weighing inefficiency.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the automatic weighing device for the medical absorbent cotton balls comprises a feeding conveyor belt, a weighing hopper and a discharging conveyor belt which are sequentially arranged from top to bottom, wherein two sides of the bottom end of the weighing hopper and two sides of the bottom end of the discharging conveyor belt are fixedly connected with supporting legs, an electric cabinet is fixed outside one side of the weighing hopper, and a controller is arranged in the electric cabinet; the weighing hopper comprises a shell with an opening at the top end, a fixed hopper body is arranged in the shell, a weighing sensor is fixed on one side outside the fixed hopper body, two ends of the fixed hopper body are hinged with movable hopper bodies, the fixed hopper body and the movable hopper bodies enclose a containing tank for containing absorbent cotton balls, the containing tank is in a conical hopper shape, a blanking hole is formed in the bottom of the shell and is positioned below the movable hopper bodies, a pushing mechanism for pushing the movable hopper bodies to rotate and a driving mechanism for providing a power source for the pushing mechanism are arranged in the shell, and the driving mechanism and the weighing sensor are both electrically connected with a controller; when the weight of the absorbent cotton balls in the accommodating groove reaches a preset value, the pushing mechanism pushes the movable hopper body to move in a direction away from the fixed hopper body, the bottom of the accommodating groove is opened, and the absorbent cotton balls fall onto the discharging conveying belt through the discharging hole; when no absorbent cotton balls are arranged in the accommodating groove, the pushing mechanism pushes the movable bucket body to move towards the direction close to the fixed bucket body and closes the accommodating groove again.

The pushing mechanism comprises vertical plates which are fixedly connected with two sides in the shell and are symmetrically arranged, the upper parts of the inner sides of the two vertical plates are hinged with first inclined plates which are obliquely arranged downwards, the bottom ends of the first inclined plates extend to the lower part of the bottom of the movable bucket body, a fixed rod is fixedly connected between the bottom ends of the two first inclined plates, the bottom of the movable bucket body is fixedly connected with an L-shaped clamping plate used for clamping the fixed rod, the middle parts of the inner sides of the two first inclined plates are hinged with second inclined plates which extend in the direction deviating from the first inclined plates, a movable rod is fixedly connected between the lower parts of the two second inclined plates and is positioned below the weighing sensor, a push rod which is perpendicular to the movable rod is detachably and fixedly connected at the middle position of the movable rod, one end of the push rod, which deviates from the movable rod, is connected with the driving mechanism, and, the second inclined plates are located on the outer portion of one side of the movable bucket body.

Actuating mechanism is including installing the motor inside the casing, and the output shaft level of motor sets up and the connecting sleeve pole of the vertical setting of fixedly connected with, and the connecting sleeve pole deviates from the pivot that the one end fixedly connected with level setting of motor output shaft, and the push rod deviates from the one end rotation of movable rod and connects in the pivot outside, and the casing is inside still to be provided with photoelectric switch, and photoelectric switch is connected with the controller electricity, and photoelectric switch is located the outside of push rod and pivot junction.

The opening part fixed connection at casing top has the guide plate of slope setting upwards, and the guide plate is located the below of feeding conveyer belt, and the equal integrated into one piece in both sides of guide plate has the barrier plate of inside buckling.

The utility model has the advantages that: (1) the structure is simple, by arranging the fixed bucket body, the movable bucket body, the weighing sensor, the pushing mechanism and the driving mechanism, when the device is used, the weighing sensor monitors the pressure on the side wall of the fixed bucket body in real time, when the weight of the degreased cotton balls in the accommodating groove reaches a preset value, the weighing sensor transmits the signal to the controller, the controller firstly regulates and controls the feeding conveyor belt to stop moving, then the motor is started, the motor rotates to drive the push rod to move, so as to sequentially drive the second inclined plate, the first inclined plate and the fixed rod to move, when the fixed rod moves to be combined with the L-shaped clamp plate, the movable bucket body is driven to move in the direction away from the fixed bucket body, the bottom of the accommodating groove is opened, the degreased cotton balls fall onto the discharging conveyor belt from the discharging hole, meanwhile, the photoelectric switch detects that the position of the push rod changes, and transmits the signal of the position, the controller regulates and controls the motor to rotate, drive the second inclined plate, the first inclined plate, dead lever movement sequentially, make the dead lever reset, the movable bucket body moves towards the direction close to fixed bucket body and closes the holding tank again, at this moment, the weighing sensor monitors and has no absorbent cotton ball in the holding tank, and transmit this signal to the controller, the controller regulates and controls the movement of the feeding conveyer belt, resume the feeding process again, when the absorbent cotton ball weight in the holding tank reaches the predetermined value again, begin to circulate and carry on the next cycle; the whole weighing process is not manually carried out, the automation degree is high, the labor is saved, and the working efficiency is improved; (2) the crank rocker mechanism is formed by arranging the motor, the connecting sleeve rod, the rotating shaft and the push rod, and the rotation of the motor is utilized to drive the push rod to swing back and forth, so that the movable bucket body swings back and forth, the structure is simple, the operation is convenient, and the use requirement is met; (3) set up the guide plate, be convenient for the absorbent cotton ball by the feeding conveyer belt carry to weigh the hopper in, play certain guide effect to the absorbent cotton ball, and through setting up the barrier plate, can prevent that the absorbent cotton ball whereabouts in-process from scattering to weighing the hopper outside by the both sides of guide plate, avoid the material extravagant.

Drawings

Fig. 1 is a schematic structural view of the present invention in a use state;

FIG. 2 is a schematic view of the internal structure of the weighing hopper;

FIG. 3 is a schematic view of a partial structure of the accommodating groove in an open-close state;

fig. 4 is a schematic structural view of the driving mechanism.

Reference numerals: 1-feeding conveyer belt, 2-weighing hopper, 3-discharging conveyer belt, 4-landing legs, 5-electric cabinet, 6-casing, 7-guide plate, 8-barrier plate, 9-fixed bucket body, 10-weighing sensor, 11-movable bucket body, 12-holding tank, 13-unloading hole, 14-pushing mechanism, 15-actuating mechanism, 16-vertical board, 17-first hang plate, 18-dead lever, 19-L type cardboard, 20-second hang plate, 21-movable rod, 22-push rod, 23-motor, 24-connecting loop bar, 25-pivot, 26-photoelectric switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

As shown in fig. 1, the utility model discloses a feeding conveyer belt 1 that from the top down set gradually, the hopper 2 of weighing, exit conveyor 3, feeding conveyer belt 1, exit conveyor 3 all are connected with driving motor, weigh the both sides of 2 bottoms of hopper and the equal fixedly connected with landing leg 4 in both sides of 3 bottoms of exit conveyor, the outside of 2 one sides of hopper of weighing is fixed with electric cabinet 5, is equipped with the controller in the electric cabinet 5. Weighing hopper 2 includes the casing 6 that the top opening set up, the opening part fixed connection at 6 tops of casing has guide plate 7 that the slope set up upwards, guide plate 7 is located the below of feeding conveyer belt 1, the equal integrated into one piece in both sides of guide plate 7 has the barrier plate 8 of inwards buckling, can not only play certain guide effect to the absorbent cotton ball, can also prevent that the absorbent cotton ball whereabouts in-process from scattering to weighing hopper 2 outsidely by the both sides of guide plate 7, avoid the material extravagant. As shown in fig. 2, the inside fixed bucket body 9 that is equipped with of casing 6, the outside one side of fixed bucket body 9 is fixed with weighing sensor 10, and the other end of weighing sensor 10 is installed inside casing 6, and the both ends of fixed bucket body 9 articulate there is movable bucket body 11, and fixed bucket body 9 encloses into an holding tank 12 that is used for holding the absorbent cotton ball with movable bucket body 11, and holding tank 12 is the awl and fights the form, the unloading of being convenient for. As shown in fig. 3, a blanking hole 13 is formed in the bottom of the housing 6, and the blanking hole 13 is located below the movable bucket 11. The shell 6 is internally provided with a pushing mechanism 14 for pushing the movable bucket body 11 to rotate and a driving mechanism 15 for providing a power source for the pushing mechanism 14, and the driving mechanism 15 and the weighing sensor 10 are both electrically connected with the controller. As shown in fig. 3, when the weight of the absorbent cotton balls in the holding tank 12 reaches a predetermined value, the pushing mechanism 14 pushes the movable bucket 11 to move away from the fixed bucket 9, the bottom of the holding tank 12 is opened, and the absorbent cotton balls fall onto the discharging conveyor 3 through the discharging hole 13. As shown in fig. 2, when the storage tank 12 is empty of the absorbent cotton balls, the pushing mechanism 14 pushes the movable bucket 11 to move toward the fixed bucket 9 and closes the storage tank 12 again.

As shown in fig. 2, the pushing mechanism 14 includes symmetrically disposed vertical plates 16 fixedly connected to two sides inside the housing 6, first inclined plates 17 inclined downward are hinged to upper portions of inner sides of the two vertical plates 16, bottom ends of the first inclined plates 17 extend to a lower portion of a bottom of the movable bucket body 11, a fixing rod 18 is fixedly connected between bottom ends of the two first inclined plates 17, as shown in fig. 3, an L-shaped clamping plate 19 for clamping the fixing rod 18 is fixedly connected to the bottom of the movable bucket body 11, second inclined plates 20 extending in a direction away from the first inclined plates 17 are hinged to middle portions of inner sides of the two first inclined plates 17, a movable rod 21 is fixedly connected between lower portions of the two second inclined plates 20, the movable rod 21 is located below the weighing sensor 10, a mounting hole is formed in a middle position of the movable rod 21, a push rod 22 perpendicular to the movable rod 21 is arranged in the mounting hole, one end of the push rod 22 penetrates through the mounting hole and is detachably and fixedly connected to the movable rod 21 through a locking nut, the other end of the push rod 22 is connected with the driving mechanism 15, and the vertical plate 16, the first inclined plate 17 and the second inclined plate 20 are located outside one side of the movable bucket body 11.

As shown in fig. 4, the driving mechanism 15 includes a motor 23 installed inside the housing 6, an output shaft of the motor 23 is horizontally arranged and fixedly connected with a connecting sleeve rod 24 vertically arranged, one end of the connecting sleeve rod 24 departing from the output shaft of the motor 23 is fixedly connected with a horizontally arranged rotating shaft 25, and one end of the push rod 22 departing from the movable rod 21 is rotatably connected outside the rotating shaft 25. Motor 23, adapter sleeve 24, pivot 25 and push rod 22 form crank rocker mechanism, utilize motor 23's rotation to drive push rod 22 and come and go the swing to make activity bucket body 11 come and go the swing, simple structure, convenient operation satisfies the user demand. The casing 6 is also provided with a photoelectric switch 26 inside, the photoelectric switch 26 is electrically connected with the controller, and the photoelectric switch 26 is positioned outside the joint of the push rod 22 and the rotating shaft 25.

The controller, the load cell 10 and the photoelectric switch 26 described in this embodiment are all in the prior art, and detailed description thereof is omitted.

The utility model discloses a theory of operation: the degreasing cotton balls are conveyed to the upper part of a weighing hopper 2 by a feeding conveyor belt 1 and fall into a containing groove 12 through a guide plate 7, a weighing sensor 10 monitors the pressure on the side wall of a fixed hopper body 9 in real time, when the weight of the degreasing cotton balls in the containing groove 12 reaches a preset value, the weighing sensor 10 transmits a signal to a controller, the controller firstly regulates and controls the feeding conveyor belt 1 to stop moving, then a motor 23 is started, the motor 23 rotates to drive a push rod 22 to move, so as to sequentially drive a second inclined plate 20, a first inclined plate 17 and a fixed rod 18 to move, the motor 23, a connecting sleeve rod 24, a rotating shaft 25 and the push rod 22 form a crank-rocker mechanism, the push rod 22 and the fixed rod 18 are driven to swing back and forth by the rotation of the motor 23, so that the movable hopper body 11 swings back and forth, when the fixed rod 18 moves to be clamped with, the movable bucket body 11 is driven to move back to the direction away from the fixed bucket body 9, the bottom of the containing groove 12 is opened, the absorbent cotton balls fall onto the discharging conveyor belt 3 through the discharging hole 13, meanwhile, the photoelectric switch 26 detects that the position of the push rod 22 changes, transmits a signal of the change of the position of the push rod 22 to the controller, the controller regulates and controls the motor 23 to rotate, sequentially drives the second inclined plate 20, the first inclined plate 17 and the fixed rod 18 to move, so that the fixed rod 18 is reset, the movable bucket body 11 moves towards the direction close to the fixed bucket body 9 and closes the accommodating groove 12 again, at the moment, the weighing sensor 10 monitors that no absorbent cotton balls exist in the accommodating groove 12, and transmits the signal to a controller, the controller regulates and controls the movement of the feeding conveyor belt 1 to resume the feeding process, when the weight of the absorbent cotton balls in the holding tank 12 reaches the predetermined value again, the next cycle is started. The manual operation is not needed, the automation degree is high, the flexibility is strong, the labor is saved, and the working efficiency is improved.

The above embodiments are for the description of the present invention, not for the limitation of the present invention, and any scheme after simply changing the present invention all belongs to the protection scope of the present invention.

Claims

1. The utility model provides a medical absorbent cotton ball automatic weighing device which characterized in that: the automatic weighing device comprises a feeding conveyor belt, a weighing hopper and a discharging conveyor belt which are sequentially arranged from top to bottom, wherein supporting legs are fixedly connected to two sides of the bottom end of the weighing hopper and two sides of the bottom end of the discharging conveyor belt, an electric cabinet is fixed to the outer portion of one side of the weighing hopper, and a controller is arranged in the electric cabinet; the weighing hopper comprises a shell with an opening at the top end, a fixed hopper body is arranged in the shell, a weighing sensor is fixed on one side outside the fixed hopper body, two ends of the fixed hopper body are hinged with movable hopper bodies, the fixed hopper body and the movable hopper bodies enclose a containing tank for containing absorbent cotton balls, the containing tank is in a conical hopper shape, a blanking hole is formed in the bottom of the shell and is positioned below the movable hopper bodies, a pushing mechanism for pushing the movable hopper bodies to rotate and a driving mechanism for providing a power source for the pushing mechanism are arranged in the shell, and the driving mechanism and the weighing sensor are both electrically connected with a controller; when the weight of the absorbent cotton balls in the accommodating groove reaches a preset value, the pushing mechanism pushes the movable hopper body to move in a direction away from the fixed hopper body, the bottom of the accommodating groove is opened, and the absorbent cotton balls fall onto the discharging conveying belt through the discharging hole; when no absorbent cotton balls are arranged in the accommodating groove, the pushing mechanism pushes the movable bucket body to move towards the direction close to the fixed bucket body and closes the accommodating groove again.

2. The automatic weighing device for the medical absorbent cotton balls according to claim 1, which is characterized in that: the pushing mechanism comprises vertical plates which are fixedly connected with two sides in the shell and are symmetrically arranged, the upper parts of the inner sides of the two vertical plates are hinged with first inclined plates which are obliquely arranged downwards, the bottom ends of the first inclined plates extend to the lower part of the bottom of the movable bucket body, a fixed rod is fixedly connected between the bottom ends of the two first inclined plates, the bottom of the movable bucket body is fixedly connected with an L-shaped clamping plate used for clamping the fixed rod, the middle parts of the inner sides of the two first inclined plates are hinged with second inclined plates which extend in the direction deviating from the first inclined plates, a movable rod is fixedly connected between the lower parts of the two second inclined plates and is positioned below the weighing sensor, a push rod which is perpendicular to the movable rod is detachably and fixedly connected at the middle position of the movable rod, one end of the push rod, which deviates from the movable rod, is connected with the driving mechanism, and, the second inclined plates are located on the outer portion of one side of the movable bucket body.

3. The automatic weighing device for the medical absorbent cotton balls according to claim 2, which is characterized in that: actuating mechanism is including installing the motor inside the casing, and the output shaft level of motor sets up and the connecting sleeve pole of the vertical setting of fixedly connected with, and the connecting sleeve pole deviates from the pivot that the one end fixedly connected with level setting of motor output shaft, and the push rod deviates from the one end rotation of movable rod and connects in the pivot outside, and the casing is inside still to be provided with photoelectric switch, and photoelectric switch is connected with the controller electricity, and photoelectric switch is located the outside of push rod and pivot junction.

4. The automatic weighing device for the medical absorbent cotton balls according to claim 2, which is characterized in that: the opening part fixed connection at casing top has the guide plate of slope setting upwards, and the guide plate is located the below of feeding conveyer belt, and the equal integrated into one piece in both sides of guide plate has the barrier plate of inside buckling.