Metering device of powder racking machine

Abstract

The utility model discloses a metering device of a powder racking machine, which comprises a racking machine body, a lifting weighing seat arranged on the racking machine body, a metering hopper arranged on the lifting weighing seat, a stirring component arranged on the metering hopper, a discharging channel arranged at the bottom of the metering hopper, and a conveying screw extending into the discharging channel arranged at the bottom of the stirring component. The utility model relates to the technical field of racking machines, in the use process, the electric cylinder is started to drive the extension barrel to stretch into the inner side of a bag body for metering and conveying, the extension barrel is arranged on the inner side of the annular groove, the extension barrel is arranged on the inner side of the annular groove, and the shielding assembly is arranged at the bottom of the discharging channel. According to the metering device, the situation that powder drifts away easily during discharging is effectively avoided, after subpackaging is completed, the electric cylinder drives the extension barrel to reset, the extension barrel drives the shielding assembly to shield the bottom of the extension barrel, material leakage of the metering device in the using process is effectively prevented, and the accuracy of the metering device is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of split packer, and the specific field is a metering device of powder split packer. BACKGROUND

[0002] The split packer is divided into mechanical equipment and packaging mechanical equipment, and is suitable for packaging of some powder and medicament, and is full-automatic mechanical equipment.

[0003] In the prior art, the powder is generally quantitatively bagged by using the split packer, but due to the small granularity of the powder, the metering device is prone to material leakage in the use process, resulting in inaccurate metering device, and meanwhile, the powder is prone to scattering during discharging. UTILITY MODEL CONTENT

[0004] The utility model discloses a metering device of powder split packer, which solves the problems of inaccurate metering device due to the small granularity of the powder, material leakage in the use process of the metering device, and powder scattering during discharging.

[0005] To achieve the above object, the utility model provides the following technical scheme: a metering device of powder split packer, including split packer body, be equipped with lifting weighing seat on the split packer body, be equipped with metering hopper on the lifting weighing seat, be equipped with stirring subassembly on the metering hopper, the bottom of metering hopper is equipped with the discharge channel, the bottom of stirring subassembly is equipped with the conveying spiral that extends into the discharge channel, the bottom of discharge channel is equipped with annular groove, the inner side of annular groove is equipped with extension cylinder, discharge channel is equipped with electric cylinder that drives extension cylinder moves, the bottom of discharge channel is equipped with shielding component.

[0006] Preferably, the shielding component includes two shielding shells that are rotatably installed on the bottom of the discharge channel, the sidewall of the extension cylinder is provided with a strip-shaped groove, and the shaft of the shielding shell is provided with a contact rod that extends into the strip-shaped groove.

[0007] Preferably, the bottom of the discharge channel is provided with an annular scraper that is matched with the inner wall of the extension cylinder.

[0008] Preferably, the lifting weighing seat includes a lead screw module arranged on the split packer body, the moving end of the lead screw module is provided with a lifting platform, the lifting platform is provided with a weighing sensor, and the weighing sensor is provided with a weighing plate for mounting the metering hopper.

[0009] Preferably, the stirring assembly comprises a driving motor arranged on the metering hopper, a driving end of the driving motor extends into the metering hopper and is provided with a rotating rod, a plurality of stirring rods are uniformly arranged on the side wall of the rotating rod, and the end portions of the stirring rods on the same side are provided with a scraper in common.

[0010] Compared with the prior art, the beneficial effects of the powder sub-packaging machine are as follows: during use, first, the height of the metering hopper is adjusted by starting the lifting weighing seat according to the height of the bag body, so that the discharge channel at the bottom of the metering hopper is in a proper position, the extension cylinder is driven by the electric cylinder to extend into the inner side of the bag body, and the metering and conveying are performed by starting the stirring assembly to drive the conveying screw, so that the powder scattering during discharging is effectively avoided, after the sub-packaging is completed, the extension cylinder is reset by the electric cylinder, the bottom of the extension cylinder is shielded by the shielding assembly driven by the extension cylinder, the leakage of the metering device during use is effectively prevented, and the accuracy of the metering device is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a left view structural schematic diagram of the utility model;

[0012] Figure 2 It is a main cross-sectional structural schematic diagram of the utility model at the metering hopper;

[0013] Figure 3 It is Figure 2 A local enlarged structural schematic diagram.

[0014] In the figure: 1, sub-packaging machine body; 2, lifting weighing seat; 2-1, screw module; 2-2, lifting platform; 2-3, weighing sensor; 2-4, weighing plate; 3, metering hopper; 4, stirring assembly; 4-1, driving motor; 4-2, rotating rod; 4-3, stirring rod; 4-4, scraper; 5, discharge channel; 6, conveying screw; 7, annular groove; 8, extension cylinder; 9, electric cylinder; 10, shielding assembly; 10-1, shielding shell; 10-2, strip-shaped groove; 10-3, abutting rod; 11, annular scraper. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0016] Please refer to Figures 1-3The utility model provides a technical scheme: The utility model discloses a metering device of powder subpackager, including subpackager body 1, be equipped with lifting weighing seat 2 on subpackager body 1, be equipped with measuring hopper 3 on lifting weighing seat 2, be equipped with stirring assembly 4 on measuring hopper 3, the bottom of measuring hopper 3 is equipped with discharge channel 5, the bottom of stirring assembly 4 is equipped with the conveying spiral 6 of extending into discharge channel 5, the bottom of discharge channel 5 is equipped with annular groove 7, the inside of annular groove 7 is equipped with extension cylinder 8, discharge channel 5 is equipped with the electric jar 9 of driving extension cylinder 8 moves, electric jar 9 is fixedly installed on discharge channel 5, and the output end of electric jar 9 is connected with the bottom of extension cylinder 8, the bottom of discharge channel 5 is equipped with shielding assembly 10, when using, first, according to the height of bag body, start lifting weighing seat 2 and adjust the height of measuring hopper 3, make the discharge channel 5 at the bottom of measuring hopper 3 be in the appropriate position, start electric jar 9 and drive extension cylinder 8 to extend into the inside of bag body, measure and convey by starting stirring assembly 4 and drive conveying spiral 6, effectively avoid the condition that powder is easy to scatter when discharging, after subpackaging is completed, drive extension cylinder 8 reset by electric jar 9, drive shielding assembly 10 and shield the bottom of extension cylinder 8 by extension cylinder 8, effectively prevent the leakage of metering device in the use process, guarantee the accuracy of metering device.

[0017] Specifically, shielding assembly 10 includes two shielding shells 10-1 that are rotatably mounted on the bottom of discharge channel 5, the contact ends of the two shielding shells 10-1 are provided with sealing pads, the sidewall of extension cylinder 8 is provided with a strip-shaped groove 10-2, the rotating shaft of shielding shell 10-1 is provided with a contact rod 10-3 that extends into the strip-shaped groove 10-2, when extension cylinder 8 moves downward, the strip-shaped groove 10-2 cancels the extrusion of contact rod 10-3, the two shielding shells 10-1 on both sides are pried open by the bottom of extension cylinder 8 for subpackaging, after subpackaging is completed, extension cylinder 8 moves upward, the strip-shaped groove 10-2 is lifted, the inner wall of the strip-shaped groove 10-2 is in contact with the contact rod 10-3, the contact rod 10-3 is driven to rotate, the two shielding shells 10-1 are driven to move closer to each other by the rotation of the contact rod 10-3, and the bottom of extension cylinder 8 is shielded, which realizes the shielding of the bottom of extension cylinder 8 by shielding assembly 10.

[0018] Specifically, the bottom of discharge channel 5 is provided with an annular scraper 11 that is matched with the inner wall of extension cylinder 8, the annular scraper 11 is used to scrape off the powder adsorbed on the inner wall of extension cylinder 8, which prevents the powder from entering the inside of the annular groove 10-2 and affecting the movement of extension cylinder 8 in the annular groove 10-2.

[0019] Specifically, the lifting weighing seat 2 comprises a lead screw module 2-1 arranged on the sub-packaging machine body 1, the moving end of the lead screw module 2-1 is provided with a lifting platform 2-2, the lifting platform 2-2 is provided with a weighing sensor 2-3, the weighing sensor 2-3 is provided with a weighing plate 2-4 for mounting the metering hopper 3, the metering hopper 3 is weighed by arranging the weighing sensor 2-3, thereby realizing accurate control of the output of the conveying screw 6, and in use, according to the height of the bag body, the lead screw module 2-1 is started to drive the lifting platform 2-2, the weighing sensor 2-3, the weighing plate 2-4, the metering hopper 3 and the discharge channel 5 to adjust the height, so that the discharge channel 5 at the bottom of the metering hopper 3 is in a suitable position.

[0020] Specifically, the stirring assembly 4 comprises a driving motor 4-1 arranged on the metering hopper 3, the driving end of the driving motor 4-1 extends into the metering hopper 3 and is provided with a rotating rod 4-2, the side wall of the rotating rod 4-2 is provided with a plurality of uniformly distributed stirring rods 4-3, the end portions of the stirring rods 4-3 on the same side are jointly provided with a scraper 4-4, and the conveying screw 6 is arranged at the bottom of the rotating rod 4-2, in use, the rotating rod 4-2 is driven to rotate by starting the driving motor 4-1, the stirring rods 4-3, the scraper 4-4 and the conveying screw 6 are driven to rotate by the rotating rod 4-2, the powder in the metering hopper 3 is stirred by the rotation of the stirring rods 4-3, the powder is prevented from caking, the powder on the inner wall of the metering hopper 3 is scraped off by the rotation of the scraper 4-4, the powder is prevented from being adsorbed on the inner wall of the metering hopper 3, and the powder is discharged and sub-packaged by the rotation of the conveying screw 6.

[0021] Working principle: in the working process of the utility model, firstly, the height of the metering hopper 3 is adjusted by starting the lifting weighing seat 2 according to the height of the bag body, so that the discharge channel 5 at the bottom of the metering hopper 3 is in a suitable position, the extension cylinder 8 is driven to extend into the inner side of the bag body by starting the electric cylinder 9, the metering and conveying are realized by starting the stirring assembly 4 to drive the conveying screw 6, after the sub-packaging is completed, the extension cylinder 8 is reset by the electric cylinder 9, the bottom of the extension cylinder 8 is shielded by the shielding assembly 10 driven by the extension cylinder 8, and the accuracy of the metering device is ensured.

[0022] In the description of the present application, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting", "fixing" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements or the interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] The standard parts used in the present application can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0024] Although the embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A metering device for a powder dispensing machine, comprising a dispensing machine body (1), characterized in that: The dispensing machine body (1) is provided with a lifting weighing seat (2), the lifting weighing seat (2) is provided with a metering hopper (3), the metering hopper (3) is provided with a stirring assembly (4), the bottom of the metering hopper (3) is provided with a discharge channel (5), the bottom of the stirring assembly (4) is provided with a conveying screw (6) extending into the discharge channel (5), the bottom of the discharge channel (5) is provided with an annular groove (7), the inner side of the annular groove (7) is provided with an extension cylinder (8), the discharge channel (5) is provided with an electric cylinder (9) for driving the extension cylinder (8) to move, and the bottom of the discharge channel (5) is provided with a shielding assembly (10).

2. The metering device for a powder dispensing machine according to claim 1, characterized in that: The shielding assembly (10) includes two shielding shells (10-1) that are rotatably mounted on the bottom of the discharge channel (5). The side wall of the extension cylinder (8) is provided with a strip groove (10-2). The rotating shaft of the shielding shell (10-1) is provided with an abutment rod (10-3) that extends into the strip groove (10-2).

3. The metering device for a powder dispensing machine according to claim 1, characterized in that: The bottom of the discharge channel (5) is provided with an annular scraper (11) that is adapted to the inner wall of the extension cylinder (8).

4. The metering device for a powder dispensing machine according to claim 1, characterized in that: The lifting weighing seat (2) includes a screw module (2-1) installed on the body (1) of the dispensing machine. The moving end of the screw module (2-1) is provided with a lifting platform (2-2). The lifting platform (2-2) is provided with a weighing sensor (2-3). The weighing sensor (2-3) is provided with a weighing plate (2-4) for installing the measuring hopper (3).

5. The metering device for a powder dispensing machine according to claim 1, characterized in that: The stirring assembly (4) includes a drive motor (4-1) mounted on the metering hopper (3). The drive end of the drive motor (4-1) extends into the metering hopper (3) and is provided with a rotating rod (4-2). Several evenly distributed stirring rods (4-3) are provided on the side wall of the rotating rod (4-2). The ends of several stirring rods (4-3) on the same side are provided with scrapers (4-4). The conveying spiral (6) is located at the bottom of the rotating rod (4-2).

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