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CN-122006360-A - Waste gas grading treatment equipment of printing machine

CN122006360ACN 122006360 ACN122006360 ACN 122006360ACN-122006360-A

Abstract

The invention relates to the field of printers, in particular to a waste gas grading treatment device of a printer, which comprises a collecting box, a treatment box and an auxiliary control mechanism, wherein the collecting box is arranged on the printer and is communicated with the treatment box through a pipeline, at least two supports are arranged on the treatment box, two mounting seats are slidably arranged on each support, the two mounting seats are respectively positioned on two sides of the treatment box, a mounting roller and a first rotary driver for driving the mounting roller to rotate are arranged on each mounting seat, a filter belt is arranged on the mounting roller in a straddling manner, two ends of the filter belt are respectively connected with the two mounting rollers, sealing blocks are movably arranged on the treatment box, and the auxiliary control mechanism is used for controlling the sealing blocks to move. The invention realizes the function of carrying out multistage treatment on the waste gas of the printing machine and solves the problem that the traditional belt type filtering equipment has hidden trouble of leakage at the joint when filtering the waste gas.

Inventors

  • WEI HAIMING
  • ZHU YONGAN

Assignees

  • 广州昌冠印刷有限公司

Dates

Publication Date
20260512
Application Date
20260306

Claims (10)

  1. 1. The waste gas grading treatment equipment of the printing machine is characterized by comprising a collecting box (1), a treatment box (2) and an auxiliary control mechanism (3); The collecting box (1) is arranged on the printing machine (5), and the collecting box (1) is communicated with the processing box (2) through a pipeline; At least two brackets (21) are arranged on the treatment box (2), two mounting seats (22) are slidably arranged on each bracket (21), the two mounting seats (22) are respectively positioned on two sides of the treatment box (2), and each mounting seat (22) is provided with a mounting roller (221) and a first rotary driver (222) for driving the mounting roller (221) to rotate; the mounting rollers (221) are provided with filter belts (23) in a straddling manner, and two ends of each filter belt (23) are respectively connected with the two mounting rollers (221); A sealing block (24) is movably arranged on the treatment box (2); the auxiliary control mechanism (3) is used for controlling the sealing block (24) to move; In the working state, after the position of the filter belt (23) is adjusted through the first rotary driver (222), the auxiliary control mechanism (3) controls the sealing block (24) to approach the processing box (2) until the sealing block (24) is in tight fit with the processing box (2).
  2. 2. A printing press exhaust gas staged treatment device according to claim 1, characterized in that the secondary control mechanism (3) comprises a connecting assembly (31) and a transmission assembly (32); the connecting component (31) is used for connecting the filter belt (23) and the sealing block (24); Two mounting seats (22) positioned on the same bracket (21) are in transmission connection through a transmission assembly (32); Under the operating condition, when the first rotary driver (222) controls the installation roller (221) to rotate, the installation roller (221) pulls the filter belt (23) to move, when the filter belt (23) moves to a specified position, the filter belt (23) is connected with the sealing block (24) through the connecting component (31), the filter belt (23) drives the sealing block (24) to move until the sealing block (24) is in tight fit with the treatment box (2), and the sealing block (24) on the other side is controlled by the sealing block (24) through the transmission component (32) to be in butt joint with the treatment box (2).
  3. 3. The waste gas grading treatment device of the printing machine according to claim 2, characterized in that the sealing block (24) is provided with an inclined bulge (241), and the outer wall of the treatment box (2) is provided with an inclined ladder surface (25) which is used for being matched with the inclined bulge (241).
  4. 4. A printing press exhaust gas classifying treatment device according to claim 2, wherein the connecting assembly (31) comprises a first support (311), a clamping block (312) and a first elastic member (313); two connecting belts (231) used for being connected with the mounting roller (221) are respectively arranged at two ends of the filter belt (23); The first support (311) is arranged on the sealing block (24), the clamping block (312) is slidably arranged on the first support (311), an inclined plane is arranged on one side, close to the treatment box (2), of the clamping block (312), and two ends of the first elastic piece (313) are respectively connected with the clamping block (312) and the first support (311); A clamping groove (2311) matched with the clamping block (312) is formed in the connecting belt (231); Under the working condition, when the clamping block (312) is clamped with the clamping groove (2311), the connecting belt (231) pushes the clamping block (312) to synchronously move with the first support (311), the first support (311) drives the sealing block (24) to move, when the connecting belt (231) moves towards one side far away from the treatment box (2), the inner wall of the clamping groove (2311) presses the inclined surface of the clamping block (312), the first elastic piece (313) contracts, and the clamping block (312) is separated from the clamping groove (2311).
  5. 5. A printing press exhaust gas grading treatment device according to claim 2, characterized in that the transmission assembly (32) comprises a connecting rod (321), a rack (322), a spindle (323) and a rotation gear (324); The two connecting rods (321) are arranged, the two connecting rods (321) are respectively connected with the mounting rollers (221) on the two sides of the treatment box (2), the connecting rods (321) are in sliding fit with the treatment box (2), and the racks (322) are connected with the connecting rods (321); The rotating shaft (323) is rotatably arranged on the outer wall of the processing box (2), the rotating gear (324) is sleeved on the rotating shaft (323), and the two racks (322) are meshed with the rotating gear (324).
  6. 6. A device for the staged treatment of exhaust gases of printing presses according to claim 5, characterized in that the auxiliary control means (3) comprise a resetting assembly (33) for controlling the resetting of the sealing block (24), the resetting assembly (33) comprising a second support (331), a fixed seat (332) and a second elastic member (333); The second support (331) is arranged on the connecting rod (321); the fixed seat (332) is arranged on the outer wall of the processing box (2); Two ends of the second elastic piece (333) are respectively connected with the second support (331) and the fixed seat (332).
  7. 7. A waste gas classifying treatment device for a printing machine according to claim 1, characterized in that two adsorption belts (232) for adsorbing impurities in waste gas are detachably provided on each filter belt (23).
  8. 8. A waste gas grading treatment device for printing press according to claim 1 or 7, characterized in that the support (21) is provided with an extension mechanism (4) for controlling the movement of the mounting seat (22), the extension mechanism (4) comprising a guide bar (41) and a linear drive assembly (42); The guide rod (41) is arranged on the bracket (21), and the guide rod (41) is in sliding fit with the mounting seat (22); the linear driving assembly (42) is arranged on the bracket (21), and the linear driving assembly (42) is used for driving the mounting seat (22) to slide along the guide rod (41).
  9. 9. A waste gas grading treatment device of a printing press according to claim 8, characterized in that the end of the bracket (21) is provided with a distance sensor (211) for detecting the position of the mounting seat (22).
  10. 10. A printing press exhaust gas staged treatment device according to claim 8, characterized in that the linear drive assembly (42) comprises a second rotary drive (421) and a screw (422); The second rotary driver (421) is arranged on the bracket (21), the screw rod (422) is rotatably arranged on the bracket (21), and the screw rod (422) is in threaded connection with the mounting seat (22).

Description

Waste gas grading treatment equipment of printing machine Technical Field The invention relates to the field of printers, in particular to a waste gas grading treatment device of a printer. Background The printing press produces exhaust gases during operation, which mainly originate from the emissions of the inks, solvents, cleaning agents used in the printing process and the printing press itself. In order to avoid adverse effects caused by harmful components in the waste gas, the waste gas needs to be collected and treated, and most of traditional treatment devices use single-process filtration, only can carry out targeted filtration, and once different types of ink are replaced, the situation that the filtering effect of part of harmful components in the waste gas is poor and the emission standard cannot be reached can occur. For this reason, chinese patent publication No. CN112892108B discloses a printing machine exhaust gas treatment device, it can handle the waste gas of different degree through setting up one-level processing mechanism, second grade processing mechanism and tertiary processing mechanism, increase efficiency, filter waste gas through setting up the filter belt structure, the filter belt is two-layer structure, increase the filter effect to waste gas, can be along with the transfer roller is transmitted through the filter belt, conveniently be located and handle that case section filter belt is changed and clear up, in the transmission process when the filter belt, it rotates to drive the brush roller through actuating mechanism, be convenient for clean the filter belt fast, drive the dirt roller of top simultaneously and rotate, can in time handle the brush roller, thereby increase the efficiency of cleaning. However, although the surface of the filter belt can be cleaned simply by the cleaning roller, the adsorption material needs to be replaced in time after adsorbing more impurities once, otherwise, the filtering effect is greatly affected, and when the filter belt is used for filtering, the tightness of the two ends of the filtering section of the filter belt needs to be ensured, and once the waste gas leaks at the joint, the working environment is greatly affected. Disclosure of Invention Aiming at the problems, the waste gas grading treatment equipment for the printing machine is provided, and solves the problem that the traditional belt type filtering equipment has hidden danger of leakage at the joint when filtering waste gas through the collecting box, the treatment box and the auxiliary control mechanism. In order to solve the technical problems in the prior art, the invention provides waste gas grading treatment equipment of a printing machine, which comprises a collecting box, a treatment box and an auxiliary control mechanism; the collecting box is arranged on the printing machine and is communicated with the processing box through a pipeline, at least two supports are arranged on the processing box, two mounting seats are slidably arranged on each support, the two mounting seats are respectively located on two sides of the processing box, a mounting roller and a first rotary driver for driving the mounting roller to rotate are arranged on each mounting seat, a filter belt is arranged on the mounting roller in a straddling mode, two ends of the filter belt are respectively connected with the two mounting rollers, a sealing block is movably arranged on the processing box, an auxiliary control mechanism is used for controlling the sealing block to move, and in a working state, after the position of the filter belt is adjusted through the first rotary driver, the auxiliary control mechanism controls the sealing block to approach the processing box until the sealing block is in tight fit with the processing box. The auxiliary control mechanism comprises a connecting assembly and a transmission assembly, wherein the connecting assembly is used for connecting the filter belt and the sealing block, two mounting seats on the same support are in transmission connection through the transmission assembly, when the first rotary driver controls the mounting roller to rotate in a working state, the mounting roller pulls the filter belt to move, when the filter belt moves to a designated position, the filter belt is connected with the sealing block through the connecting assembly, the filter belt drives the sealing block to move until the sealing block is in tight fit with the treatment box, and the sealing block on the other side is controlled to be in butt joint with the treatment box through the transmission assembly. Preferably, the sealing block is provided with an inclined bulge part, and the outer wall of the treatment box is provided with an inclined ladder surface matched with the inclined bulge part. The connecting assembly comprises a first support, a clamping block and a first elastic piece, wherein two ends of the filtering belt are respectively provided with two connecting