CN-122007030-A - Paper bag detection system of paper bag machine

Abstract

The invention discloses a paper bag detection system of a paper bag machine, which comprises a frame, wherein a conveying channel is arranged on the frame, a detection device is arranged at one end, close to an input port, of the conveying channel, a rejecting mechanism is arranged at one end, close to an output port, of the conveying channel, a collecting mechanism is arranged at the output port of the conveying channel, the paper bags are conveyed by the conveying channel and detected by the detection device, the detected unqualified paper bags are conveyed to the rejecting mechanism to be rejected out of the conveying channel, the detected qualified paper bags are continuously conveyed to the output port of the conveying channel and are automatically stacked and collected by the collecting mechanism, the detection system automatically detects the paper bags to replace manual identification detection, and stacks and collects the detected unqualified paper bags and the qualified paper bags, so that the production efficiency of the paper bags is improved, and the production cost of the paper bags is effectively reduced.

Inventors

• XU YIZHI
• XIANG YUEXING
• LU XIUZHONG

Assignees

• 温州锐志包装机械有限公司

Dates

Publication Date

20260512

Application Date

20260415

Claims (10)

1. 1. The paper bag detection system of the paper bag machine is characterized by comprising a rack, wherein a conveying channel is arranged on the rack, a detection device is arranged at one end, close to an input port, of the conveying channel, and a rejection mechanism is arranged at one end, close to the output port, of the conveying channel; the frame is provided with a collecting mechanism at the output port of the conveying channel; The paper bags are detected by the detection device, wherein the unqualified paper bags are conveyed to the rejecting mechanism to be rejected out of the conveying channel, and the qualified paper bags are continuously conveyed to the output port of the conveying channel and are stacked and collected by the collecting mechanism.
2. 2. A paper bag detecting system of a paper bag machine as defined in claim 1, wherein said conveying path comprises an upper conveying belt group and a lower conveying belt group which are mutually matched; the upper conveying belt group comprises a first upper conveying belt arranged at the front end and a second upper conveying belt arranged at the rear end; The lower conveying belt group comprises a first lower conveying belt arranged at the front end and a second lower conveying belt arranged at the rear end; A detection port is arranged between the first upper conveying belt and the second upper conveying belt, and the detection device is arranged opposite to the detection port; and a reject opening is arranged between the first lower conveying belt and the second lower conveying belt, and the reject mechanism is arranged at the reject opening.
3. 3. A paper bag detecting system of a paper bag machine as claimed in claim 2, wherein the conveying passage is Z-shaped.
4. 4. The paper bag detecting system of a paper bag machine according to claim 1, 2 or 3, wherein the rejecting mechanism comprises a pressing device and a stacking device arranged below the pressing device for stacking and collecting unqualified paper bags; the pressing device presses the front end of the unqualified paper bags, so that the unqualified paper bags fall into the stacking device.
5. 5. The paper bag detecting system of the paper bag machine of claim 4, wherein the pressing device comprises a rotary cylinder, a rotary shaft connected to the rotary cylinder and a plurality of poking shafts, wherein the poking shafts are distributed at intervals along the axial direction of the rotary shaft; The rotary cylinder drives the rotary shaft to rotate to drive the poking shaft to swing downwards, and the poking shaft presses down the front end of the unqualified paper bag.
6. 6. The paper bag detecting system of a paper bag machine of claim 4, wherein the pressing device comprises a plurality of air jet heads fixed on the frame, and nozzles at the lower ends of the air jet heads jet air downwards to enable the front ends of the unqualified paper bags to swing downwards.
7. 7. The paper bag detecting system of a paper bag machine of claim 5 or 6, wherein the stacking device comprises a first stacking frame and a first pushing assembly, and the first pushing assembly comprises a pushing belt arranged on the first stacking frame and a first driving motor for driving the pushing belt to rotate; a pair of pushing plates are arranged on the pushing belt at intervals, the pushing belt is driven to rotate by the first driving motor, and the pushing plates push unqualified paper bags piled on the stacking frames out of the first stacking frame.
8. 8. The paper bag detecting system of a paper bag machine as claimed in claim 1, 2 or 3, wherein the collecting mechanism comprises a supporting component, and a second stacking frame is arranged below the supporting component; A transfer assembly is arranged between the carrying assembly and the second stacking frame, and comprises a pair of transfer frames which are oppositely arranged and a pair of transfer cylinders which drive the transfer frames to be close to or away from each other; the supporting assembly comprises a pair of supporting brackets and a second driving motor, the supporting brackets are rotatably arranged on the frame, and the second driving motor drives the supporting brackets to rotate, wherein the two supporting brackets are oppositely arranged and mutually matched to support the paper bags; The second driving motor drives the two carrying frames to rotate inwards, so that after the qualified paper bags fall onto the transferring frames, the two transferring cylinders drive the two transferring frames to deviate from each other, and the paper bags fall onto the qualified second stacking frame.
9. 9. The paper bag detecting system of the paper bag machine of claim 8, wherein the second driving motor drives the two supporting carriers to rotate simultaneously through the transmission component; The transmission assembly comprises a driving belt pulley, a driven belt pulley and a transmission belt which are connected to an output shaft of the driving motor, and the second driving motor drives the transmission belt to rotate through the driving belt pulley and the driven belt pulley; the rotating shaft end part of the supporting carriers is provided with a belt pulley group matched with a transmission belt, and the transmission belt drives the two supporting carriers to simultaneously rotate inwards through the belt pulley group.
10. 10. The paper bag detecting system of the paper bag machine of claim 9, wherein the second pushing assembly is arranged at the rear of the second stacking frame, and the output belt is arranged at the front of the second pushing assembly; The second pushing assembly comprises a pushing frame and a pushing cylinder, and the pushing cylinder drives the pushing frame to move forwards to push the piled qualified paper bags on the qualified product stacking frame forwards into the output belt.

Description

Paper bag detection system of paper bag machine Technical Field The invention relates to the technical field of paper bag production equipment, in particular to a paper bag detection system of a paper bag machine. Background The paper bag is nontoxic, tasteless and pollution-free, meets the national environmental protection requirement, has high strength and high environmental protection, and is one of the most popular environmental protection packaging materials internationally. Paper bags are generally supplied in shopping places such as shops, shoe stores and clothing stores so as to be convenient for customers to carry purchased articles, and can be used as office supplies such as file bags and envelopes, so that the paper bags are very widely used; After the paper bags are produced, the unqualified paper bags are generally detected through detection equipment, rejected and stacked and collected, the unqualified paper bags are generally visually identified through workers at present, removed by the workers, stacked and collected, and the production efficiency of the paper bags is affected due to low efficiency of manual detection, rejection and stacking. Disclosure of Invention Aiming at the defects existing in the prior art, the invention aims to provide a paper bag detection system of a paper bag machine. In order to achieve the above purpose, the present invention provides the following technical solutions: The paper bag detection system of the paper bag machine comprises a frame, wherein a conveying channel is arranged on the frame, a detection device is arranged at one end, close to an input port, of the conveying channel, and a rejecting mechanism is arranged at one end, close to the output port, of the conveying channel; the frame is provided with a collecting mechanism at the output port of the conveying channel; The paper bags are detected by the detection device, wherein the unqualified paper bags are conveyed to the rejecting mechanism to be rejected out of the conveying channel, and the qualified paper bags are continuously conveyed to the output port of the conveying channel and are stacked and collected by the collecting mechanism. The invention further provides that the conveying channel comprises an upper conveying belt group and a lower conveying belt group which are mutually matched; the upper conveying belt group comprises a first upper conveying belt arranged at the front end and a second upper conveying belt arranged at the rear end; The lower conveying belt group comprises a first lower conveying belt arranged at the front end and a second lower conveying belt arranged at the rear end; A detection port is arranged between the first upper conveying belt and the second upper conveying belt, and the detection device is arranged opposite to the detection port; and a reject opening is arranged between the first lower conveying belt and the second lower conveying belt, and the reject mechanism is arranged at the reject opening. The invention further provides that the conveying channel is Z-shaped. The rejecting mechanism comprises a pressing device and a stacking device which is arranged below the pressing device and is used for stacking and collecting unqualified paper bags; the pressing device presses the front end of the unqualified paper bags, so that the unqualified paper bags fall into the stacking device. The pressing device comprises a rotary cylinder, a rotary shaft connected to the rotary cylinder and a plurality of poking shafts, wherein the poking shafts are distributed at intervals along the axial direction of the rotary shaft; The rotary cylinder drives the rotary shaft to rotate to drive the poking shaft to swing downwards, and the poking shaft presses down the front end of the unqualified paper bag. The invention further provides that the pressing device is a plurality of air jet heads fixed on the frame, and the nozzles at the lower ends of the air jet heads jet air downwards so as to enable the front ends of the unqualified paper bags to swing downwards. The stacking device comprises a first stacking frame and a first pushing assembly, wherein the first pushing assembly comprises a pushing belt arranged on the first stacking frame and a first driving motor for driving the pushing belt to rotate; a pair of pushing plates are arranged on the pushing belt at intervals, the pushing belt is driven to rotate by the first driving motor, and the pushing plates push unqualified paper bags piled on the stacking frames out of the first stacking frame. The invention further provides that the collecting mechanism comprises a supporting component, and a second stacking frame is arranged below the supporting component; A transfer assembly is arranged between the carrying assembly and the second stacking frame, and comprises a pair of transfer frames which are oppositely arranged and a pair of transfer cylinders which drive the transfer frames to be close to or away from each other; th