Tablet counting machine

Abstract

The utility model discloses a tablet counting machine which is characterized in that a tablet storage hopper is fixedly arranged right above a conveying starting end of a vibration guide device, tablets in the tablet storage hopper can uniformly fall on the conveying starting end of the vibration guide device, and the vibration guide device can uniformly disperse and arrange the tablets forwards conveyed on the vibration guide device through vibration. The conveying tail end of the vibration material guiding device communicates with a tablet canning device capable of canning tablets into medicine bottles through a discharging channel, the laser counting device can count the tablets fed into the tablet canning device, and a baffle capable of preventing the tablets from entering the tablet canning device to be opened and closed is further arranged in the discharging channel. The controller controls the baffle to be opened and closed according to data transmitted by the laser counting device, the vibration material guiding device is provided with a dust collecting opening communicated with the dust collector through a pipeline, dust falling off from tablets conveyed by the vibration material guiding device can be discharged through the dust collecting opening, and counting accuracy and workshop cleanliness are guaranteed.

Description

Technical Field

[0001] The utility model relates to pharmaceutical equipment, in particular to a tablet counting machine. Background Art

[0002] The pharmaceutical industry commonly uses tablet counters to count tablets, pills, and capsules for automated quantitative canning. During the conveying process, tablets can drop powder due to vibration, collision, friction, and other factors. This powder can affect the accuracy of laser counting and easily lead to miscounting. Powder can also easily disperse, affecting the cleanliness of the workshop. Utility Model Content

[0003] In order to make up for the above shortcomings, the utility model provides a tablet counting machine, which can vacuum remove the dust generated during the vibration conveying process, effectively preventing the dust from affecting the counting accuracy and the cleanliness of the workshop.

[0004] The utility model adopts the following technical solution to solve its technical problems: a tablet counting machine, comprising a tablet storage hopper, a vibrating material guiding device, a tablet canning device, a laser counting device, a dust collector and a controller; the tablet storage hopper is fixedly installed just above the conveying starting end of the vibrating material guiding device; the tablets in the tablet storage hopper can evenly fall onto the conveying starting end of the vibrating material guiding device; the vibrating material guiding device can evenly disperse and arrange the tablets conveyed forward by vibration; the conveying end of the vibrating material guiding device is connected to the medicine inlet at the upper end of the tablet canning device through a feeding channel; the outlet at the lower end of the tablet canning device is connected to the medicine inlet at the upper end of the tablet canning device. The medicine port can be connected to the medicine bottle to be canned for canning, the laser counting device can count the tablets fed into the tablet canning device, and the discharge channel at the conveying end of the vibration guide device is also provided with an openable and closable baffle, which can prevent the tablets in the discharge channel from entering the tablet canning device. The laser counting device communicates with the controller, and the controller controls the opening and closing of the baffle according to the data transmitted by the laser counting device. The vibration guide device is also provided with a dust collecting port, which is connected to the dust collector through a pipeline, and the dust falling from the tablets conveyed by the vibration guide device can be discharged through the dust collecting port.

[0005] As a further improvement of the present invention, the vibrating material guiding device includes a material guiding frame, a vibrator and a material guiding cover plate. A plurality of conveying slides are arranged in parallel and at intervals on the material guiding frame. The vibrator provides vibration to the material guiding frame so that the tablets in each conveying slide move forward and disperse along the extension direction of the conveying slide. The material guiding cover plate covers the conveying slide of the material guiding frame. A cavity extending along the conveying direction of the tablets is formed between the material guiding cover plate and the conveying slide. The dust collecting port is provided on the material guiding cover plate. The dust in the conveying slide and the dust floating in the channel are discharged through the dust collecting port.

[0006] As a further improvement of the present invention, the dust collecting ports on the material guide cover are arranged in one-to-one correspondence with each conveying slide.

[0007] As a further improvement of the present invention, the material guide cover plate is provided with dust collection ports at both the conveying starting end and the conveying ending end of the conveying slide.

[0008] As a further improvement of the present invention, a laser mounting bracket is further provided, and several laser counting devices are fixedly mounted on the laser mounting bracket, and each laser counting device is arranged opposite to each conveying slide. The laser mounting bracket is also provided with a high-pressure air supply pipe, and the high-pressure air supply pipe is connected to the high-pressure air supply device. Several high-pressure air nozzles corresponding to the laser counting devices are installed on the laser mounting bracket, and the high-pressure air nozzles are connected to the high-pressure air supply pipe. The high-pressure air nozzles can intermittently spray high-pressure air to each laser counting device so that dust attached to the laser counting device can be quickly removed. The controller controls the high-pressure air supply device to intermittently supply high-pressure air.

[0009] As a further improvement of the present invention, the material guide frame includes a fixed frame and a movable frame. The movable frame can be installed on the fixed frame so as to rotate around a horizontally extending hinge axis. At least one adjusting screw extending in the vertical direction is movably screwed on the fixed frame. The upper end of the adjusting screw is axially stopped and can rotate in the circumferential direction. A connecting head is provided. The connecting head is hingedly connected to one end of the movable frame near the starting end of the conveying slide. Rotating the adjusting screw can adjust the height of the two medium heads.

[0010] As a further improvement of the present invention, the conveying slide is an isosceles trapezoidal structure in cross section, the bottom width of the conveying slide matches the size of the tablets, the conveying slide is a straight slide, and the unloading channel at the conveying end of the vibrating material guide device is a through groove structure with openings at the upper end, the lower end and one side wall. The upper end of the unloading channel is connected to the end of the conveying slide, and the lower end of the unloading channel is connected to the medicine inlet at the upper end of the tablet canning device. The material guide cover includes a main cover covering the conveying slide directly above the material guide rack and a front cover covering the side wall surface of the unloading channel opening. The main cover and the front cover can be opened at a set angle and are hinged to the material guide rack, and the main cover and the front cover are respectively provided with opening handles on the surface.

[0011] As a further improvement of the present invention, the tablet filling device is a conical structure in which the diameter of the medicine inlet at the upper end is larger than the diameter of the medicine outlet at the lower end.

[0012] As a further improvement of the present invention, a discharge port is provided below the tablet storage hopper, which is directly opposite to each conveying slide. A plurality of transparent belts are also provided on the side wall of the tablet storage hopper, and the protective transparent belts extend along the depth direction of the tablet storage hopper.

[0013] As a further improvement of the present invention, a control valve is installed in the medicine outlet at the lower end of the tablet canning device, and the control valve can open or close the medicine outlet at the lower end of the tablet canning device. A medicine bottle sensing device is also provided at the lower end of the tablet canning device, and the medicine bottle sensing device can sense the medicine bottle arriving directly below the medicine outlet. The medicine bottle sensing device is electrically connected and communicated with the controller, and the controller controls the opening and closing of the control valve.

[0014] The beneficial technical effect of the utility model is as follows: the utility model provides a dust collecting port on the vibrating material guiding device, and discharges the dust falling from the tablets conveyed by the vibrating material guiding device through the dust collecting port by negative pressure adsorption. The utility model also provides a material guiding cover plate, so that the tablets are vibrated and conveyed in a closed cavity environment. The dust collector quickly absorbs all the dust generated when the tablets fall from the tablet storage hopper and the dust generated during the conveying process through the dust collecting port provided just above the starting end and the end of the conveying slide, thereby avoiding the dust from entering the tablet canning device along the discharge channel along the tablets, ensuring the accuracy of the counting, and at the same time avoiding the dust from drifting outward, ensuring the cleanliness of the workshop. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a three-dimensional diagram of the internal structure of the utility model. DETAILED DESCRIPTION

[0017] Embodiment: A tablet counting machine includes a tablet storage hopper 1, a vibrating material guide device 2, a tablet canning device 3, a laser counting device 4, a dust collector and a controller. The tablet storage hopper 1 is fixedly installed just above the conveying starting end of the vibrating material guide device 2. The tablets in the tablet storage hopper 1 can evenly fall onto the conveying starting end of the vibrating material guide device 2. The vibrating material guide device 2 can evenly disperse and arrange the tablets conveyed forward by vibration. The conveying end of the vibrating material guide device 2 is connected to the medicine inlet at the upper end of the tablet canning device 3 through a feeding channel 5. The medicine outlet at the lower end of the tablet canning device 3 can be connected to the medicine to be canned. The bottles are connected for canning, the laser counting device 4 can count the tablets fed into the tablet canning device 3, the feeding channel 5 at the conveying end of the vibrating material guiding device 2 is further provided with an openable and closable baffle 6, the baffle 6 can prevent the tablets in the feeding channel 5 from entering the tablet canning device 3, the laser counting device 4 communicates with the controller, and the controller controls the opening and closing of the baffle 6 according to the data transmitted by the laser counting device 4, the vibrating material guiding device 2 is further provided with a dust collecting port, the dust collecting port is connected to the dust collector through a pipe 7, and the dust falling from the tablets conveyed by the vibrating material guiding device 2 can be discharged through the dust collecting port.

[0018] The tablets are loaded into the tablet storage hopper 1 and gradually fall into the conveying starting end of the vibrating guide device 2. The tablets are gradually dispersed while moving forward in the conveying direction under the vibration of the vibrating guide device 2. When the tablets are conveyed to the conveying end, the laser counting device 4 counts the number of tablets that fall from the conveying end into the discharge channel 5. The tablets enter the tablet canning device 3 along the discharge channel 5 and are canned into the medicine bottle by the tablet canning device 3. When the number of tablets reaches the set amount, the block in the discharge channel 5 is released. Plate 6 is closed, and no more tablets are allowed to enter the tablet filling device 3. After a bottle of medicine is filled and a new bottle is replaced, the baffle 6 is opened and the tablets are continued to be canned. When the tablets are conveyed forward and fall from the tablet storage hopper 1 into the vibrating material guiding device 2, the dust generated by the tablets is sucked into the dust collector through the dust collecting port, ensuring that the laser counting device 4 will not be blocked or affected by the dust when scanning and identifying the tablets, ensuring accurate counting, and preventing dust from entering the medicine bottle, and also preventing dust from polluting the workshop, thereby ensuring the cleanliness of the workshop.

[0019] The vibrating material guide device 2 includes a material guide frame, a vibrator and a material guide cover. A plurality of conveying slides 8 are arranged in parallel and spaced apart on the material guide frame. The vibrator provides vibration to the material guide frame so that the tablets in each conveying slide 8 move forward and disperse along the extension direction of the conveying slide 8. The material guide cover covers the conveying slide 8 of the material guide frame. A cavity extending along the conveying direction of the tablets is formed between the material guide cover and the conveying slide 8. A dust collecting port is provided on the material guide cover. The dust in the conveying slide 8 and the dust floating in the channel are discharged through the dust collecting port. Each conveying slide 8 of the vibrating material guide device 2 is an inclined slide with a starting end height higher than the conveying end height. The tablets are dispersed while being vibrated in each conveying slide 8 of the vibrating material guide device 2 and do not overlap. The tablets are transported in a closed cavity, which can prevent dust from floating outward and can be fully sucked away by the dust collector.

[0020] The dust collecting ports on the guide cover plate are arranged in one-to-one correspondence with each conveying slide 8 to ensure that the dust is fully sucked away.

[0021] The guide cover is provided with dust collecting ports at the conveying starting end and the conveying end of the conveying slide 8, respectively for dust generated when the tablet storage hopper 1 falls into the vibrating guide device 2 and during the forward conveying process.

[0022] A laser mounting bracket 9 is also provided, and several laser counting devices 4 are fixedly mounted on the laser mounting bracket 9, and each laser counting device 4 is arranged opposite each conveying slide 8. The laser mounting bracket 9 is also provided with a high-pressure air supply pipe 7, which is connected to a high-pressure air supply device. Several high-pressure air nozzles 10 corresponding to the laser counting devices 4 are mounted on the laser mounting bracket 9, and the high-pressure air nozzles 10 are connected to the high-pressure air supply pipe 7. The high-pressure air nozzles 10 can intermittently spray high-pressure air to each laser counting device 4 to quickly remove dust attached to the laser counting device 4. The controller controls the high-pressure air supply device to intermittently supply high-pressure air. The high-pressure air nozzles 10 can blow away dust adhering to the laser counting device 4, preventing dust from blocking the laser counting device 4 and ensuring accurate counting.

[0023] The guide frame includes a fixed frame 11 and a movable frame 12. The movable frame 12 is rotatably mounted on the fixed frame 11 about a horizontally extending hinge shaft 13. At least one vertically extending adjustment screw 14 is movably threaded onto the fixed frame 11. The upper end of the adjustment screw 14 is axially fixed and circumferentially rotatable, and is provided with a connector. The connector is hingedly connected to the end of the movable frame 12 near the starting end of the conveyor chute 8. Rotating the adjustment screw 14 can adjust the height of the two media heads. By rotating the adjustment screw 14, the inclination angle of the movable frame 12, and thus the inclination angle of the conveyor chute 8, can be adjusted to adjust the conveying speed.

[0024] The conveying slide 8 has an isosceles trapezoidal cross-section. The bottom width of the conveying slide 8 matches the size of the tablets. The conveying slide 8 is a straight slide. The unloading channel 5 at the conveying end of the vibrating guide device 2 is a through-groove structure with an upper end, a lower end, and an opening on one side wall. The upper end of the unloading channel 5 is connected to the end of the conveying slide 8, and the lower end of the unloading channel 5 is connected to the medicine inlet at the upper end of the tablet canning device 3. The guide cover includes a main cover 15 covering the conveying slide 8 of the guide frame and a front cover 16 covering the surface of the open side wall of the unloading channel 5. The main cover 15 and the front cover 16 are respectively hinged to the guide frame and can be opened at a set angle. The main cover 15 and the front cover 16 are respectively provided with an opening handle 17 on the surface. Both the main cover 15 and the front cover 16 can be opened for easy maintenance and cleaning.

[0025] The tablet filling device 3 is a conical structure with a diameter of the medicine inlet at the upper end being larger than a diameter of the medicine outlet at the lower end.

[0026] The tablet storage hopper 1 is provided with a discharge port directly opposite each conveying slide 8 below, and a plurality of transparent strips 18 are provided on the side wall of the tablet storage hopper 1. The transparent strips 18 extend along the depth direction of the tablet storage hopper 1. The transparent strips 18 can facilitate workers to observe the amount of tablets in the tablet storage hopper 1 and facilitate timely addition of tablets.

[0027] A control valve is installed within the medicine outlet at the lower end of the tablet canning device 3. The control valve can open or close the medicine outlet at the lower end of the tablet canning device 3. A medicine bottle sensor 19 is also installed at the lower end of the tablet canning device 3. The medicine bottle sensor 19 can sense medicine bottles that arrive directly below the medicine outlet. The medicine bottle sensor 19 is electrically connected to and communicates with a controller, which controls the opening and closing of the control valve. The medicine bottle sensor 19 realizes automatic bottle sensing, thereby realizing intelligent canning.

Claims

1. A tablet counting machine, characterized by comprising: a tablet storage hopper (1), a vibrating material guide device (2), a tablet filling device (3), a laser counting device (4), a dust collector and a controller, wherein the tablet storage hopper is fixedly mounted just above the conveying starting end of the vibrating material guide device, tablets in the tablet storage hopper can evenly fall onto the conveying starting end of the vibrating material guide device, the vibrating material guide device can evenly disperse and arrange the tablets conveyed forward by vibration, the conveying end of the vibrating material guide device is connected to the medicine inlet at the upper end of the tablet filling device through a feeding channel (5), and the medicine outlet at the lower end of the tablet filling device can be The device is connected to the medicine bottles to be canned for canning. The laser counting device can count the tablets fed into the tablet canning device. A baffle (6) that can be opened and closed is provided in the feeding channel at the conveying end of the vibration guide device. The baffle can block the tablets in the feeding channel from entering the tablet canning device. The laser counting device communicates with the controller. The controller controls the opening and closing of the baffle according to the data transmitted by the laser counting device. The vibration guide device is also provided with a dust collecting port. The dust collecting port is connected to the dust collector through a pipe (7). Dust dropped from the tablets conveyed by the vibration guide device can be discharged through the dust collecting port.

2. The tablet counting machine according to claim 1, characterized in that: The vibrating material guiding device comprises a material guiding frame, a vibrator and a material guiding cover plate, wherein a plurality of conveying slides (8) are arranged in parallel and spaced apart on the material guiding frame, and the vibrator provides vibration to the material guiding frame so that the tablets in each conveying slide move forward and disperse along the extending direction of the conveying slide. The material guiding cover plate covers the conveying slide of the material guiding frame, and a cavity extending along the conveying direction of the tablets is formed between the material guiding cover plate and the conveying slide. The dust collecting port is provided on the material guiding cover plate, and the dust in the conveying slide and the dust floating in the channel are discharged through the dust collecting port.

3. The tablet counting machine according to claim 2, characterized in that: The dust collecting ports on the material guiding cover plate are arranged in one-to-one correspondence with each conveying slideway.

4. The tablet counting machine according to claim 2, characterized in that: The material guide cover plate is provided with dust collecting ports at both the conveying starting end and the conveying ending end of the conveying slide.

5. The tablet counting machine according to claim 3 is characterized in that: a laser mounting bracket (9) is also provided, a plurality of laser counting devices are fixedly mounted on the laser mounting bracket, and each laser counting device is arranged opposite to each conveying slide, the laser mounting bracket is also provided with a high-pressure air supply pipeline, the high-pressure air supply pipeline is connected to the high-pressure air supply device, a plurality of high-pressure air nozzles (10) corresponding to the laser counting devices are installed on the laser mounting bracket, the high-pressure air nozzles are connected to the high-pressure air supply pipeline, the high-pressure air nozzles can intermittently spray high-pressure air to each laser counting device so that dust attached to the laser counting device can be quickly removed, and the controller controls the high-pressure air supply device to intermittently supply high-pressure air.

6. The tablet counting machine according to claim 2, characterized in that: The material guide frame includes a fixed frame (11) and a movable frame (12), the movable frame being rotatable on the fixed frame around a horizontally extending hinge shaft (13), at least one adjusting screw (14) extending in a vertical direction being movably screwed on the fixed frame, the upper end of the adjusting screw being axially stopped and rotatable in a circumferential direction being provided with a connecting head, the connecting head being hingedly connected to one end of the movable frame near the starting end of the conveying slide, and the height of the two medium heads can be adjusted by rotating the adjusting screw.

7. The tablet counting machine according to claim 2 is characterized in that: the conveying slide is an isosceles trapezoidal structure in cross section, the bottom width of the conveying slide matches the size of the tablets, the conveying slide is a straight slide, the unloading channel at the conveying end of the vibration guide device is a through groove structure with an upper end, a lower end and a side wall opening, the upper end of the unloading channel is connected to the end of the conveying slide, and the lower end of the unloading channel is connected to the medicine inlet at the upper end of the tablet canning device, the guide cover includes a main cover (15) covering the conveying slide just above the guide rack and a front cover (16) covering the side wall surface of the unloading channel opening, the main cover and the front cover can be hinged on the guide rack at a set angle, and the main cover and the front cover are respectively provided with opening handles (17) on the surface.

8. The tablet counting machine according to claim 7, characterized in that: The tablet filling device is a conical structure with a diameter of a medicine inlet at an upper end being larger than a diameter of a medicine outlet at a lower end.

9. The tablet counting machine according to claim 1, characterized in that: A discharge port facing each conveying slide is provided below the tablet storage hopper, and a plurality of perspective strips (18) are provided on the side wall of the tablet storage hopper, and the perspective strips extend along the depth direction of the tablet storage hopper.

10. The tablet counting machine according to claim 1 is characterized in that: a control valve is installed in the medicine outlet at the lower end of the tablet canning device, and the control valve can open or close the medicine outlet at the lower end of the tablet canning device. A medicine bottle sensing device (19) is also provided at the lower end of the tablet canning device, and the medicine bottle sensing device can sense the medicine bottle arriving directly below the medicine outlet. The medicine bottle sensing device is electrically connected to the controller for communication, and the controller controls the opening and closing of the control valve.

Images