Printing roller welding frame

Abstract

The utility model relates to a printing roller welding frame, and belongs to the technical field of printing rollers, the printing roller welding frame comprises a supporting frame, a mounting seat is arranged at the lower end of the top of the supporting frame, telescopic rods are arranged at the four corners of the lower end of the mounting seat, a loading plate is arranged between the lower ends of the telescopic rods, and a connecting plate is arranged on the mounting seat and connected with the loading plate. The traction assembly is used for pulling the base to move up and down; hydraulic push rods are symmetrically distributed on the left side and the right side of the upper end of the loading plate, connecting plates are arranged at the push rod positions of the hydraulic push rods, annular bases for clamping the two ends of the roller core are detachably arranged outside the connecting plates, and electric push rods are oppositely arranged on the left side and the right side of the supporting frame. A smoke suction ring cover which is concentric with the ring-shaped seat and has the same inner diameter with the ring-shaped seat is arranged at the push rod position of the electric push rod; a purification cylinder is arranged at the upper end of the support frame; compared with the prior art, the printing roller welding frame has the advantages that the feeding and discharging efficiency of printing roller welding is improved, and meanwhile, smoke generated by welding is treated.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing roller technical field, concretely is a kind of printing roller welding frame. BACKGROUND

[0002] Printing roller is an important component in printing machinery, mainly used to transfer ink evenly to printing plate or printing material, according to different printing process and use, the type and material of printing roller are also different.

[0003] In the production process of printing roller, by inserting the shaft head into the side surface inside of roll core, after inserting, the assembled printing roller is handled to welding platform by hoisting equipment or manually, then welding work is carried out by artificial or robot, low efficiency and high labor intensity, and welding fume cannot be treated during welding, therefore, we propose a kind of printing roller welding frame to solve this prior art defect. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of prior art, the utility model provides a kind of printing roller welding frame.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of printing roller welding frame, including support frame, the top lower end of the support frame is equipped with mounting seat, the lower end of the mounting seat four corners is equipped with telescopic link, the lower end between the telescopic link is equipped with loading plate, the mounting seat is equipped with the traction assembly of connecting the loading plate and dragging its up and down movement;

[0006] The upper end of the loading plate is symmetrically distributed with hydraulic push rod on left and right sides, the push rod of the hydraulic push rod is equipped with connecting plate, the outer portion of the connecting plate is detachably equipped with annular seat for clamping the two ends of roll core, the left and right sides of the support frame are oppositely equipped with electric push rod, the push rod of the electric push rod is equipped with smoke suction ring cover with the same center and the same inner diameter as the annular seat, the upper end of the support frame is equipped with purification cylinder, the same center in the purification cylinder is equipped with filter screen cylinder, the left and right sides between the smoke suction ring cover and the purification cylinder are communicated with suction tube, and it is located at the inner side of the filter screen cylinder, and the surface of the purification cylinder is communicated with exhaust fan.

[0007] By the above technical scheme, the support frame is installed and fixed on the ground, cooperates with the traction assembly, under the telescopic support of telescopic link to loading plate, the loading plate moves up and down, when the loading plate moves to the bottom, the annular seat on the connecting plate moves towards each other by the work of hydraulic push rod, and the two ends of printing roller placed on the ground are clamped with the same center, after clamping, the loading plate is moved to the top by traction assembly, until telescopic link is completely retracted.

[0008] After moving to the top, the electric push rod drives the smoking ring cover to move and connect with the annular seats at both ends for sealing and communication, which facilitates the welding of the roller core and shaft head assembled at both ends of the printing roller under the cover of the smoking ring cover.

[0009] During welding, the exhaust fan operates simultaneously to discharge airflow. By utilizing the interconnection between the exhaust fan, purification cylinder, filter cylinder, suction pipe, and fume hood, the welding fumes are drawn into the filter cylinder through the suction pipe for filtration.

[0010] As a preferred technical solution of this utility model, when the telescopic rod is in a fully retracted state, the annular seat and the smoking ring cover are concentric.

[0011] The above technical solution ensures a tight seal between the annular seat and the smoking ring cover.

[0012] As a preferred embodiment of the present invention, the traction assembly includes a drive motor disposed outside the mounting base. The output shaft of the drive motor is provided with a rotating shaft that passes through the mounting base and is rotatably connected to its inner wall. A winding reel is provided concentrically outside the rotating shaft. A pull rope connected to the loading plate is wound and fixed around the outside of the winding reel.

[0013] Using the above technical solution, the drive motor drives the winding reel on the rotating shaft to rotate, which can wind and unwind the rope, thereby pulling the loading plate to move.

[0014] As a preferred technical solution of this utility model, the inner wall of the smoking ring cover is uniformly connected with multiple air intake heads.

[0015] By adopting the above technical solution, the fumes generated during welding can be easily drawn in through evenly distributed suction heads.

[0016] As a preferred embodiment of this utility model, the purification cylinder has openings on the left and right sides, and the openings are covered with caps. The purification cylinder is connected to the suction tube through the caps.

[0017] Using the above technical solution, the filter screen can be removed and replaced by opening the cover.

[0018] As a preferred embodiment of this utility model, the loading plate has movable support rods that are respectively connected to the two connecting plates and slide inside the left and right sides.

[0019] By adopting the above technical solution, the movable support rod provides auxiliary support for the connecting plate, thereby improving the stability and load-bearing capacity of the support.

[0020] As a preferred embodiment of this utility model, the exhaust port of the exhaust fan is connected to an exhaust pipe, and the other end of the exhaust pipe is inserted into the liquid storage base.

[0021] By the above technical scheme, the purified gas is discharged into the liquid storage seat through the exhaust pipeline, and the solution stored in the liquid storage seat absorbs and neutralizes the liquid, thereby improving the purification effect on the gas.

[0022] As a preferred technical scheme of the utility model, the filter screen cylinder comprises multiple cylindrical filter layers, and the filter layers are stacked and sleeved.

[0023] By the above technical scheme, the purification effect of the filter screen cylinder on the smoke dust is improved.

[0024] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0025] 1. The printing roller welding frame is installed and fixed on the ground through the supporting frame, cooperates with the traction assembly, and moves up and down under the telescopic support of the telescopic rod on the loading plate, when the loading plate moves to the bottom, the annular seat on the connecting plate is driven to move towards each other by the hydraulic push rod, and the two ends of the printing roller placed on the ground are clamped with the same center, after clamping is completed, the loading plate is moved to the top by cooperating with the traction assembly, until the telescopic rod is completely retracted.

[0026] After moving to the top, the smoke suction ring cover is driven to move by the electric push rod and is in sealing communication with the annular seat at both ends, so that the roller core and shaft head combined at both ends of the printing roller can be welded under the cover of the smoke suction ring cover.

[0027] When welding, the smoke exhaust fan works to exhaust the airflow, and the smoke exhaust fan, the purification cylinder, the filter screen cylinder, the suction pipe and the smoke suction ring cover are in communication with each other, so that the smoke dust generated during welding is sucked into the filter screen cylinder through the suction pipe for filtration, compared with the prior art, the efficiency of printing roller welding feeding and discharging is improved, and the smoke dust generated during welding is treated.

[0028] 2. The printing roller welding frame is provided with the exhaust pipeline and the liquid storage seat, so that the purified gas is discharged into the liquid storage seat through the exhaust pipeline, and the solution stored in the liquid storage seat absorbs and neutralizes the liquid, thereby improving the purification effect on the gas. BRIEF DESCRIPTION OF DRAWINGS

[0029] Fig. 1 It is a perspective view of the utility model;

[0030] Fig. 2 It is a bottom perspective view of the utility model;

[0031] Fig. 3 It is a front view of the utility model;

[0032] Fig. 4 It is a side perspective view of the utility model;

[0033] Fig. 5 It is a sectional view of the purification cylinder of the utility model.

[0034] In the figure: 1, support frame; 2, mounting seat; 3, telescopic rod; 4, loading plate; 5, hydraulic push rod; 6, connecting plate; 7, annular seat; 8, driving motor; 9, rotating shaft; 10, winding disc; 11, pull rope; 12, electric push rod; 13, smoke suction cover; 14, suction head; 15, purification cylinder; 16, suction pipe; 17, filter screen cylinder; 18, smoke exhaust fan; 19, exhaust duct; 20, liquid storage seat; 21, moving support rod. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0036] Please refer to Figs. 1 to 5 The welding frame of the printing roller in the embodiment comprises a support frame 1 and a mounting seat 2, the support frame 1 is made of high-strength steel structure and is welded into shape, has high carrying capacity and stability, is directly installed and fixed on the ground by bolts and serves as the basic support of the whole welding frame.

[0037] The mounting seat 2 is welded on the top lower end surface of the support frame 1 and provides the installation basis for other components, and the lower end of the mounting seat 2 is provided with the mounting interface of the telescopic rod 3 at four corners.

[0038] The telescopic rod 3 is connected with the loading plate 4, the upper end of the telescopic rod 3 is fixedly connected with the mounting seat 2, and the lower end is fixedly connected with the loading plate 4.

[0039] The loading plate 4 is provided with the hydraulic push rod 5 symmetrically distributed and fixed on the left and right sides of the upper end surface by bolts, the moving support rod 21 is slidably arranged in the left and right sides of the loading plate 4, the other end of the moving support rod 21 is connected with the connecting plate 6 respectively and fixedly, plays the role of moving auxiliary support, and improves the stability and carrying capacity of the support.

[0040] The traction assembly is provided with a connecting loading plate 4 on the mounting seat 2, and the traction assembly is used to pull the loading plate up and down. The traction assembly comprises a driving motor 8, a rotating shaft 9, a winding disc 10 and a pull rope 11. The driving motor 8 is fixed on the right surface of the mounting seat 2 by bolts, and the output shaft is connected with the rotating shaft 9 which penetrates through the mounting seat 2 and is rotatably connected with the left side wall of the inner cavity. The rotating shaft 9 is fixed with the winding disc 10 outside the same circle center, the pull rope 11 is fixedly wound outside the winding disc 10 and connected with the upper surface of the loading plate 4. Through the working of the driving motor 8, the winding disc 10 on the rotating shaft 9 is driven to rotate, realizing the winding and unwinding of the pull rope 11, so as to pull the loading plate 4 up and down.

[0041] The hydraulic push rod 5 is connected with the annular seat 7. The hydraulic push rod 5 is fixed on the upper surface of the loading plate 4 and is symmetrical left and right. High-precision hydraulic elements are used to provide larger thrust force, which is used to push the annular seat 7 on the connecting plate 6 connected with the hydraulic push rod 5 to move.

[0042] The connecting plate 6 is connected with the push rod of the hydraulic push rod 5.

[0043] The annular seat 7 is detachably installed outside the connecting plate 6 by bolts, which is used to clamp the two ends of the printing roller core. It is convenient to replace the corresponding annular seat 7 according to the diameter of the roller core. The annular seat 7 is made of high-strength alloy material, which has good wear resistance and corrosion resistance, and can firmly clamp the printing roller core.

[0044] The electric push rod 12 is connected with the smoking ring cover 13. The electric push rod 12 is fixed on the left and right sides of the support frame 1, and the push rod is connected with the smoking ring cover 13. The electric push rod 12 uses high-precision electric elements to accurately control the position of the smoking ring cover 13.

[0045] The smoking ring cover 13 is a hollow ring structure, and the inner wall is uniformly connected with a plurality of air suction heads 14. The inner diameter of the smoking ring cover 13 is the same as that of the annular seat 7, which can be connected and sealed with the annular seat 7 to suck the smoke generated in the welding process.

[0046] The purification cylinder 15 is connected with the exhaust fan 18. The purification cylinder 15 is welded on the upper end surface of the support frame 1, and the left and right sides are open. The opening is provided with a cover for the installation and replacement of the filter screen cylinder 17. The purification cylinder 15 is connected with the suction pipe 16 through the cover, and the suction pipe 16 is connected with the smoking ring cover 13.

[0047] The filter screen cylinder 17 is installed in the purification cylinder 15 and is arranged in the same circle center. It comprises a plurality of cylindrical filter layers which are stacked to form a filter layer. The filter layer can effectively filter the smoke generated in the welding process.

[0048] Exhaust fan 18: its suction port is communicated with the surface of the purification cylinder 15, its exhaust port is communicated with the exhaust duct 19, the other end of the exhaust duct 19 is inserted into the liquid storage seat 20, when the exhaust fan 18 works, the exhaust flow is discharged, through the communication between the suction pipe 16, the smoke suction ring cover 13, the purification cylinder 15 and the exhaust fan 18, the smoke dust generated by welding is sucked into the filter screen cylinder 17 for filtration.

[0049] Liquid storage seat 20: placed on the side of the welding frame, used for storing neutralizing solution, the other end of the exhaust duct 19 is inserted into the liquid storage seat 20, the purified gas is discharged into the liquid storage seat 20 through the exhaust duct 19, the harmful gas is absorbed and neutralized by the solution in the liquid storage seat 20, further improving the purification effect of the gas.

[0050] It should be noted that when the telescopic rod 3 is in the fully retracted state, the annular seat 7 is concentric with the smoke suction ring cover 13, the upper end opening of the liquid storage seat 20 is provided with a switch cover, which is convenient to open the switch cover to supplement the solution in the liquid storage seat 20.

[0051] Working principle and use steps, installation and preparation, equipment installation: install and fix the support frame 1 on the ground through bolts, ensure its stability and firmness, connect the power supply, gas source and pipeline of each part, check whether each connection point is tight and reliable.

[0052] Material preparation: place the to-be-welded printing roller on the ground, ensure that its two ends can be accurately clamped by the annular seat 7, check whether the tools and materials required for welding, such as welding gun and welding materials, are prepared.

[0053] Printing roller loading: start the driving motor 8, drive the winding disc 10 to rotate through the rotating shaft 9, the winding pull rope 11, under the telescopic support of the telescopic rod 3, pulls the loading plate 4 to move downward, so that the annular seat 7 moves downward to the bottom.

[0054] Annular seat 7 clamping: start the hydraulic push rod 5, push the annular seat 7 on the connecting plate 6 to move towards each other, so that the annular seat 7 firmly clamps the two ends of the printing roller, ensuring the stability and reliability of clamping.

[0055] Printing roller lifting, traction assembly starting: start the driving motor 8, drive the winding disc 10 to rotate through the rotating shaft 9, the winding pull rope 11, pull the loading plate 4 upward, until the telescopic rod 3 is fully retracted, the printing roller is lifted to the welding position.

[0056] Welding preparation, smoke suction ring cover 13 docking: start the electric push rod 12, push the smoke suction ring cover 13 to move, so that it is in sealing communication with the annular seat 7, through the evenly distributed characteristics of the air suction head 14 of the smoke suction ring cover 13, it can effectively adsorb the smoke dust generated in the welding process.

[0057] The exhaust fan 18 is started: start the exhaust fan 18, make it discharge airflow, provide negative pressure for the smoke generated during welding, and ensure that the smoke can be smoothly sucked into the filter screen cylinder 17 in the purification cylinder 15.

[0058] Welding operation, welding starts: under the cover of the smoke suction ring cover 13, start welding the combined roll core and shaft head at both ends of the printing roller. During the welding process, the operator needs to strictly follow the welding process requirements to ensure the welding quality.

[0059] Smoke treatment: the smoke generated during welding is sucked into the suction head 14 of the smoke suction ring cover 13, enters the purification cylinder 15 through the suction pipe 16, is filtered in the filter screen cylinder 17, and the filtered gas is discharged through the exhaust fan 18. Through the exhaust pipe 19 into the liquid storage seat 20, the harmful gas is further absorbed and neutralized by the solution in the liquid storage seat 20, and finally the effective treatment of welding smoke is realized.

[0060] Welding is completed, and the equipment is reset: after welding is completed, the exhaust fan 18 and the electric push rod 12 are closed, the traction assembly is started, and the loading plate 4 is moved to the bottom to make the printing roller separate from the clamping of the ring seat 7.

[0061] Unloading the printing roller: unload the printing roller from the loading plate 4 after welding is completed, check whether the welding quality meets the requirements, and if there are welding defects, repair treatment should be carried out in time.

[0062] Maintenance and cleaning, equipment maintenance: regularly check the working state of each part, including telescopic rod 3, hydraulic push rod 5, electric push rod 12, exhaust fan 18, etc. If there is an abnormality, it should be repaired or replaced in time, and the metal surface of the welding frame is treated to prevent rust, such as painting, electroplating, etc., to prolong the service life of the equipment.

[0063] Filter screen cylinder 17 replacement: open the cover of the purification cylinder 15 regularly, check the blockage of the filter screen cylinder 17, and if the filter screen cylinder 17 is seriously blocked, replace the new filter screen cylinder 17 in time to ensure the filtering effect.

[0064] Cleaning of the liquid storage seat 20: regularly check the solution in the liquid storage seat 20, and if the solution is found to be turbid or have too many impurities, replace the solution in time and clean the inner wall of the liquid storage seat 20.

[0065] Structural materials and expansion, filter screen cylinder 17 is composed of multiple layers of different materials, such as activated carbon fiber, glass fiber, etc., which can effectively filter solid particles and harmful gases in welding smoke. The exhaust fan 18 selects high-efficiency centrifugal fan, which has large air volume and air pressure, which can meet the discharge demand of smoke during welding.

[0066] Beneficial effects and improved welding efficiency: Through automated mechanical structure and control system, rapid loading and unloading of printing rollers and efficient welding are achieved. The traction component and hydraulic system work together to accurately clamp and move the printing roller to the welding position, reducing the time for manual handling and adjustment and improving welding efficiency.

[0067] Reduced labor intensity: Operators no longer need to perform heavy tasks of moving printing rollers. They can complete the loading, clamping, moving and welding of printing rollers simply by operating the control panel, which greatly reduces labor intensity and improves the working environment.

[0068] Effective handling of welding fumes: The installed components such as the fume hood 13, purification cylinder 15, filter cylinder 17, and exhaust fan 18 can effectively adsorb and filter the fumes generated during the welding process, preventing harmful gases and particulate matter from being directly emitted into the workshop environment, protecting the health of operators, and meeting environmental protection requirements.

[0069] Improved welding quality: A stable mechanical structure and a precise control system ensure the positional accuracy and stability of the printing roller during the welding process, improving the consistency and reliability of welding quality and reducing welding defects caused by human operation.

[0070] Energy saving and environmental protection: The combination of filter screen cylinder 17 and liquid storage seat 20 achieves efficient purification and treatment of welding fumes, reduces environmental pollution, and improves energy utilization efficiency, thus achieving the goal of energy saving and emission reduction.

[0071] In summary, this printing roller welding frame, through its reasonable design and functional integration, effectively solves the problems of low loading and unloading efficiency, high labor intensity, and improper handling of welding fumes in existing printing roller welding technologies. It is an efficient, environmentally friendly, and safe welding equipment with broad application prospects and market value.

[0072] All electrical components mentioned in the text are electrically connected to the main controller and power supply. The main controller can be a conventional and known device such as a computer, and the existing publicly available power connection technology will not be elaborated in the text.

[0073] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A printing roller welding frame, comprising a support frame, characterized in that, The support frame has a mounting base at the bottom of its top, and telescopic rods are provided at the four corners of the bottom of the mounting base. A loading plate is provided between the bottom ends of the telescopic rods. A traction assembly is provided on the mounting base to connect the loading plate and pull it up and down. Hydraulic push rods are symmetrically distributed on the left and right sides of the upper end of the loading plate. A connecting plate is provided at the push rod of each hydraulic push rod. An annular seat for clamping both ends of the roller core is detachably provided on the outside of the connecting plate. Electric push rods are provided on the left and right sides of the support frame. A smoke-smoking ring cover with the same inner diameter as the annular seat is provided at the push rod of each electric push rod. A purification cylinder is provided at the upper end of the support frame. A filter screen cylinder is provided at the same center inside the purification cylinder. A suction pipe is connected between the smoke-smoking ring cover and the left and right sides of the purification cylinder, and it is located inside the filter screen cylinder. A smoke exhaust fan is connected to the surface of the purification cylinder.

2. The printing roller welding frame according to claim 1, characterized in that: When the telescopic rod is in the fully retracted state, the annular seat and the smoking ring cover are concentric.

3. The printing roller welding frame according to claim 1, characterized in that: The traction assembly includes a drive motor located outside the mounting base. The output shaft of the drive motor is provided with a rotating shaft that passes through the mounting base and is rotatably connected to its inner wall. A winding reel is provided concentrically outside the rotating shaft. A pull rope connected to the loading plate is wound and fixed around the outside of the winding reel.

4. A printing roller welding frame according to claim 1, characterized in that: The inner wall of the smoking ring cover is evenly connected with multiple air intakes.

5. A printing roller welding frame according to claim 1, characterized in that: The purification cylinder has openings on its left and right sides, and the openings are covered with caps. The purification cylinder is connected to the suction tube through the caps.

6. A printing roller welding frame according to claim 1, characterized in that: The loading plate has movable support rods that slide on both the left and right sides, respectively connected to the two connecting plates.

7. A printing roller welding frame according to claim 1, characterized in that: The exhaust port of the exhaust fan is connected to an exhaust pipe, and the other end of the exhaust pipe is inserted into the liquid storage seat.

8. A printing roller welding frame according to claim 1, characterized in that: The filter cylinder comprises multiple cylindrical filter layers, which are stacked and nested together.

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