CN-121990217-A - Automatic conveying and quantitative discharging system for thiamine nitrate finished product powder

CN121990217ACN 121990217 ACN121990217 ACN 121990217ACN-121990217-A

Abstract

The invention relates to the technical field of powder conveying, in particular to an automatic conveying and quantitative discharging system for thiamine nitrate finished powder, which comprises a discharging pipe assembled below a powder hopper, wherein a plurality of elastic pressing sheets, pressing push rings and control components are arranged on the discharging pipe, each elastic pressing sheet is circumferentially arranged around the discharging pipe and comprises a connecting part fixedly connected with the discharging pipe and a movable part positioned below the connecting part, the lower end of the movable part is obliquely arranged radially outwards, the pressing push rings are vertically and slidably sleeved outside the connecting part, and the control components are arranged at the discharging end of the discharging pipe and correspond to the lower end position of the movable part.

Inventors

WANG SHAOJUAN
LIU HAI
SHAN HUIPING
CAO LINA
ZHANG WEI
LUO BEIBEI
LUO ZHIGANG
WU RONGHUA

Assignees

山东华辰制药有限公司

Dates

Publication Date: 20260508
Application Date: 20260409

Claims (10)

1. The automatic conveying and quantitative discharging system for thiamine nitrate finished powder comprises a discharging pipe assembled below a powder hopper, and is characterized in that an elastic pressing sheet, a pressing push ring and a control assembly are arranged on the discharging pipe, a plurality of elastic pressing sheets are circumferentially arranged around the discharging pipe, each elastic pressing sheet comprises a connecting part fixedly connected with the discharging pipe and a movable part positioned below the connecting part, the lower end of the movable part is obliquely arranged radially outwards, the pressing push ring is sleeved on the outer side of the connecting part in a sliding manner up and down, the control assembly is arranged at the discharging end of the discharging pipe and corresponds to the lower end of the movable part, during charging, an opening of a packaging bag is arranged between the discharging pipe and the lower end of the movable part, the pressing push ring is slid downwards to the outer part of the movable part, the lower ends of the movable parts are driven to be folded, a bag mouth is clamped between the movable part and the discharging pipe, and the movable part triggers the control assembly at the same time, and the discharging pipe is opened.
2. The automatic conveying and quantitative discharging system for thiamine nitrate finished powder according to claim 1, wherein the discharging pipe is provided with a mounting groove, the control assembly is provided with a plurality of groups corresponding to the elastic pressing sheets one by one, the control assembly comprises a control plate rotatably assembled in the mounting groove, a baffle plate connected with the control plate and a push plate radially and slidably assembled on the discharging pipe, the push plate and the baffle plate are respectively positioned at the upper end and the lower end of the control plate, a torsion spring connected with the control plate and the discharging pipe is arranged between the control plate and the discharging pipe and used for driving the control plate to drive the baffle plate to rotate, the baffle plate is mutually abutted with the adjacent baffle plate to seal the discharging pipe, the movable part presses the push plate to radially move when approaching the discharging pipe, and the push plate is pushed to rotate in the moving process of the push plate so as to drive the baffle plate to rotate, so as to open the discharging pipe.
3. The automatic feeding and quantitative discharging system for thiamine nitrate finished product powder according to claim 1, wherein a plurality of auxiliary blocks are circumferentially arranged outside the discharging pipe, the plurality of auxiliary blocks are in one-to-one correspondence with the plurality of elastic pressing sheets, and the auxiliary blocks are arranged close to the lower end of the movable part and are positioned between two adjacent elastic pressing sheets.
4. The automatic conveying and quantitative discharging system for thiamine nitrate finished product powder according to claim 1, wherein two groups of extrusion assemblies are symmetrically assembled at the center of the outer part of the discharging pipe, each group of extrusion assemblies comprises a receiving rod assembled at the outer part of the discharging pipe in an up-down sliding mode and an extrusion rod in running fit with the receiving rod, the axes of the two extrusion rods are arranged in the horizontal direction and are parallel to each other, the lower ends of the extrusion rods extend to the lower part of the discharging pipe, a torsion spring for connecting the extrusion rods and the receiving rod is arranged between the extrusion rods, and the torsion spring is used for driving the lower ends of the two extrusion rods to be close to each other so as to extrude a bag opening.
5. The automatic conveying and quantitative discharging system for thiamine nitrate finished product powder according to claim 4 is characterized in that the pressing push ring is arranged below the receiving rod, a top block is arranged on the side face of the pressing push ring, the top block is in sliding abutting connection with one side, close to the discharging pipe, of the extrusion rod, when the top block abuts against the extrusion rod, the extrusion rod is in an open state, a yielding groove is formed in the extrusion rod, when the pressing push ring moves to the lower end of the movable part, the top block is arranged below the yielding groove, when the pressing push ring moves upwards, the top block moves to the yielding groove, the extrusion rod rotates and achieves bag mouth extrusion, at the moment, the top block enters the yielding groove, and the pressing push ring continues to move upwards to drive the extrusion rod to move upwards synchronously.
6. An automated thiamine nitrate finished product powder conveying and quantitative discharging system according to claim 5, wherein the upper side and the lower side of the top block are respectively provided with a guide surface, and one side of the guide surface, which is close to the pressing push ring, is obliquely arranged in a direction away from the pressing push ring.
7. The automated thiamine nitrate final product powder conveying and quantitative discharging system according to claim 5, wherein an auxiliary rod is arranged at the upper end of the pressing push ring, and the auxiliary rod is driven to abut against the receiving rod when the pressing push ring moves upwards so as to push the receiving rod to reset.
8. An automated thiamine nitrate finished powder delivery and quantitative discharge system according to claim 4, wherein the receiving rod extends radially outside the discharge pipe, and the lower end of the extrusion rod is bent in a direction toward the discharge pipe.
9. The automated thiamine nitrate final powder conveying and quantitative discharging system according to claim 4, wherein the lower ends of the extrusion rods are provided with extrusion parts along the horizontal direction, and the extrusion parts on the two extrusion rods are arranged in parallel.
10. The automatic feeding and quantitative discharging system for thiamine nitrate finished product powder according to claim 2, wherein the baffle plates are obliquely arranged towards one side of each adjacent baffle plate, when the adjacent baffle plates are mutually abutted, the oblique side surfaces of the adjacent baffle plates are mutually attached, and in the abutting state, the oblique side surfaces of the baffle plates are radially arranged towards the center of the discharging pipe.

Description

Automatic conveying and quantitative discharging system for thiamine nitrate finished product powder Technical Field The invention relates to the technical field of powder conveying, in particular to an automatic conveying and quantitative discharging system for thiamine nitrate finished product powder. Background Thiamine nitrate is a stable form of vitamin B1, is mainly used for foods, feeds and medicines, supplements vitamin B1 required by human bodies or animals, is usually white crystalline powder at normal temperature, and generally needs to be hermetically packaged for moisture protection, pollution prevention and stable quality assurance during production. The utility model discloses an automatic ration packagine machine of homogenization of powder in the patent document of bulletin number CN217625999U, including the fixed frame, the bottom fixed mounting of fixed frame has conveying mechanism, the inner wall fixedly connected with hopper of fixed frame, the right side fixedly mounted of fixed frame inner wall has the cylinder, go up draw-in groove and draw-in groove down have been seted up to the inner wall of hopper, the inside sealed joint of draw-in groove has the closing plate down, the right side fixedly connected with connecting plate of closing plate, the telescopic end fixed connection of connecting plate and cylinder, the left side fixedly connected with adaptation strip of closing plate, logical groove has been seted up to the bottom of closing plate inner wall, the standing groove has been seted up to the inner wall of closing plate, the top slidable mounting of standing groove has the connecting strip, the left side fixedly connected with adaptation board and the movable plate of connecting strip, the right side of connecting strip runs through the closing plate and with connecting plate fixed connection. The connecting plate and the connecting strip are driven leftwards by the control air cylinder, so that the upper end of the sealing plate is plugged with the space on the upper part of the sealing plate, and then when the adapting plate moves leftwards and leaves the inside of the placing groove, the material inside the sealing plate falls down through the opened through groove to package the material. However, the problem still exists in this scheme that, in bagging-off the finished product powder of thiamine nitrate, when the material fell into the wrapping bag along the conveying passageway, easily produced a large amount of fine dust between conveying passageway export and wrapping bag opening. Under the drive of the air current that the material whereabouts formed, the dust very easily escapes from wrapping bag opening part, floats and diffuses to the operational environment. The dust diffusion not only can pollute the working space and reduce the field air quality, but also can redeposit and adhere to the outer side of the packaging bag after dissipation, so that a large amount of material dust is adhered to the outer side of the packaging bag, and further, the subsequent sealing and other processes are interfered, and the quality and effect of powder bagging are affected. Disclosure of Invention The invention provides an automatic conveying and quantitative discharging system for thiamine nitrate finished powder, and aims to solve the technical problems that dust is easy to escape outwards in the powder bagging process in the related technology, so that the environment is polluted, and the powder bagging effect is affected. The invention discloses an automatic conveying and quantitative discharging system for thiamine nitrate finished powder, which comprises a discharging pipe assembled below a powder hopper, wherein a plurality of elastic pressing sheets, pressing push rings and control components are arranged on the discharging pipe, each elastic pressing sheet comprises a connecting part fixedly connected with the discharging pipe and a movable part positioned below the connecting part, the lower ends of the movable parts are obliquely arranged radially outwards, the pressing push rings are sleeved on the outer sides of the connecting parts in a sliding manner up and down, the control components are arranged at the discharging ends of the discharging pipe and correspond to the lower ends of the movable parts, during charging, an opening of a packaging bag is arranged between the discharging pipe and the lower ends of the movable parts, the pressing push rings are downwards slid to the outer parts of the movable parts, the lower ends of the movable parts are driven to be folded, a bag mouth is clamped between the movable parts and the discharging pipe, and the movable parts trigger the control components at the same time, and the discharging pipe is opened. The powder bagging machine has the advantages that reliable clamping of the packaging bag mouth on the discharging pipe is achieved through the matched structure of the pressing push ring and the elastic pressing piece, du