Winding and feeding device for plastic packaging bag production
By designing an automated winding feeding device, using structures such as pneumatic cylinder, rotating motor and feeding rod, the winding feeding efficiency and damage problems after the slitting machine are solved, efficient and stable winding transmission is achieved, and the Processing quality of plastic packaging bags.
Patent Information
- Application Number
- CN202420833127.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-04-22
AI Technical Summary
In the production of existing plastic packaging bags, the winding after cutting of the slitting machine needs to be manually removed and fed to the color printing process, which is inefficient and the winding is prone to falling and damaged, affecting the quality of the finished product.
A winding and feeding device including feeding components and feeding components is designed. Using structures such as pneumatic cylinders, rotating motors, sliding seats and feeding rods, it realizes automatic winding and feeding, and uses internal and external push plates and protective partitions. The plate reduces wrapping and extrusion damage.
Improve work efficiency, avoid falling and damage caused by winding, ensure the processing quality of plastic packaging bags, and save labor costs.
Smart Images
Figure CN222225496U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of plastic packaging bag production and processing equipment, and more specifically to a coiling and feeding device for the production of plastic packaging bags. Background Art
[0002] The existing plastic packaging bag processing mainly includes film blowing, slitting, color printing, film cutting, bag making and packaging. In the film blowing process, a film blowing machine is used to make plastic raw material particles into plastic film, forming a film roll on the discharge shaft, and then entering the slitting process. The film roll produced by film blowing is generally wider. According to the customer's processing needs, a slitting machine is required to feed and unfold the wider film roll and then slit it into several plastic films with widths that meet the parameter requirements.
[0003] In the actual working process, the plastic film cut by the slitting machine blade is generally rolled into the upper and lower rotating discharge shafts from the upper and lower directions to form a roll. After one cutting work is completed, it is necessary to manually remove the several rolls formed on the upper and lower discharge shafts in turn, and then feed them to the color printing process machine. The process is relatively cumbersome and the work efficiency is low. At the same time, when there are many rolls to be cut, it is inconvenient to feed the materials, and the rolls are easy to fall and be damaged, affecting the quality of the finished plastic packaging bags. Utility Model Content
[0004] The purpose of the utility model is to provide a roll feeding device for the production of plastic packaging bags. The roll feeding device is provided with a feeding component and a receiving component, which can remove a plurality of rolls formed on the upper and lower discharge shafts of a slitting machine at one time and feed the materials, replacing the traditional manual feeding steps. The work efficiency is high, the rolls can be prevented from falling and being damaged, and the overall processing quality of the plastic packaging bags can be ensured.
[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:
[0006] A winding and feeding device for producing plastic packaging bags comprises a slitting machine casing, an upper and lower discharge shafts are arranged on a casing on one side of the outlet end of the slitting machine casing, a pressure roller is arranged above the discharge shaft, and the pressure roller is installed to the inner side of the slitting machine casing through rotating connecting seats on both sides, one side of the upper and lower discharge shafts are connected to the inner side of the slitting machine casing through a driving shaft transmission and the other side of the upper and lower discharge shafts are carried on a rotatable supporting bracket, a feeding assembly is arranged on the casing on one side of the slitting machine casing, two parallel tracks are arranged at the front lower end of the slitting machine casing, a material receiving assembly is arranged on the track, and the feeding assembly comprises an upper and lower pneumatic cylinder embedded and installed on the casing, and the piston rod of the pneumatic cylinder is inwardly connected to the inner push plate.
[0007] As a further optimization of the scheme of the present application, a connecting seat is provided on one side of the upper and lower ends of the inner push plate, wherein a pneumatic cylinder is installed inside the connecting seat at the upper end and the piston rod of the pneumatic cylinder is connected forward to the raised area of the outer push plate, wherein a guide rod is provided inside the connecting seat at the lower end, and the guide rod passes forward through the raised area of the outer push plate, and a limit plate is provided at the outer end of the guide rod, the piston rod of the pneumatic cylinder and the guide rod are both located in the middle area of the upper and lower discharge shafts, and the inner push plate and the outer push plate are arranged in parallel and both push a plurality of windings located on the upper and lower discharge shafts to one side.
[0008] As a further optimization of the solution of the present application, the upper and lower ends of the front side of the outer push plate are provided with connecting rods along the axial direction of the discharge shaft, and a plurality of protective baffles are installed on the connecting rods through rings. The protective baffles are semi-circular in shape and are inserted into the area between adjacent windings as the outer push plate is inserted inward.
[0009] As a further optimization of the scheme of the present application, the material receiving assembly includes a sliding seat slidably mounted on a track and a control box arranged on the outside of the track, the upper surface of the sliding seat is connected to an L-shaped bracket through a rotating motor, the vertical section of the L-shaped bracket is provided with an upper and lower material receiving rod, the upper and lower material receiving rods correspond to the positions of the upper and lower material discharging shafts, wherein the inner side surface of the material receiving rod is provided with an alignment blind hole, the outer side surface of the material discharging shaft is provided with an alignment cylinder, the alignment cylinder is aligned and inserted into the interior of the alignment blind hole, the inner side surface of the horizontal section of the L-shaped bracket and the outer side surface of the slitting machine casing are both provided with non-contact travel switches.
[0010] As a further optimization of the solution of the present application, the pneumatic cylinder, the rotary motor, the non-contact travel switch and the sliding seat are all connected to the control box through lines.
[0011] As a further optimization of the solution of the present application, when the film is rolled on the slitting machine, the support frame is horizontally unfolded, and after the film is wound, when feeding, the support frame is vertically lowered.
[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0013] The utility model uses the inner push plate driven by the electric control device, the outer push plate and the receiving rod to unload the coils on the discharge shaft of the slitting machine at one time. The coils can be fed through the sliding seat, the receiving rod and the track to avoid the coils from falling and being damaged. The traditional manual unloading and feeding operations are replaced, the work efficiency is improved and the labor cost is saved.
[0014] At the same time, by setting up two push plates, an inner push plate and an outer push plate, pushing is performed from the inside and outside of the winding roll, and the thrust stability is better. Combined with several protective partition structures on the connecting rod, it can be clamped between adjacent winding rolls to reduce the damage caused by mutual squeezing of adjacent winding rolls, and further improve the overall processing quality of the plastic packaging bag. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 This is a schematic diagram of the overall structure of the feeding device of the utility model;
[0016] Figure 2 This is a schematic diagram of the connection structure between the inner push plate and the outer push plate of the utility model;
[0017] Figure 3 This is a schematic diagram of the structure of the material receiving rod of the utility model;
[0018] Figure 4 This is a schematic diagram of the installation structure of the protective partition of the utility model;
[0019] In the figure: 1. Slitting machine housing; 2. Discharge shaft; 3. Pressing roller; 4. Support bracket; 5. Pneumatic cylinder; 6. Inner push plate; 7. Track; 8. Sliding seat; 9. Rotating motor; 10. L-shaped bracket; 11. Receiving rod; 12. Non-contact travel switch; 13. Control box; 14. Outer push plate; 15. Connecting seat; 16. Guide rod; 17. Connecting rod; 18. Protective partition; 19. Ring; 20. Winding; 21. Alignment cylinder; 22. Alignment blind hole. DETAILED DESCRIPTION
[0020] In order to make the technical means, creative features, objectives and effects achieved by the utility model easy to understand, the utility model is further explained below with reference to specific diagrams.
[0021] In order to solve the problem that the existing manual feeding of plastic packaging bags is inefficient, the winding rolls are easily damaged and fall off, which affects the quality of the finished plastic packaging bags, such as Figure 1 As shown, the present application includes a slitting machine casing 1, and an upper and lower discharge shafts 2 are arranged on a casing on one side of the outlet end of the slitting machine casing 1, and a pressing roller 3 is arranged above the discharge shaft 2, and the pressing roller 3 is installed to the inner side of the slitting machine casing 1 through rotating connecting seats on both sides, and one side of the upper and lower discharge shafts 2 is connected to the inner side of the slitting machine casing 1 through a driving shaft transmission, and the other side of the upper and lower discharge shafts 2 is carried on a rotatable supporting bracket 4, and a feeding assembly is arranged on the casing on one side of the slitting machine casing 1, and two parallel tracks 7 are arranged at the lower front end of the slitting machine casing 1, and a material receiving assembly is arranged on the track 7, and the feeding assembly includes upper and lower pneumatic cylinders 5 embedded and installed on the casing, and the piston rod of the pneumatic cylinder 5 is inwardly connected to the inner push plate 6;
[0022] like Figure 2As shown, a connecting seat 15 is provided on one side of the upper and lower ends of the inner push plate 6, wherein a pneumatic cylinder 5 is installed inside the connecting seat 15 at the upper end, and the piston rod of the pneumatic cylinder 5 is connected forward to the raised area of the outer push plate 14, wherein a guide rod 16 is provided inside the connecting seat 15 at the lower end, and the guide rod 16 passes through the raised area of the outer push plate 14 forward, and a limit plate is provided at the outer end of the guide rod 16, and the piston rod of the pneumatic cylinder 5 and the guide rod 16 are both located in the middle area of the upper and lower discharge shafts 2, and the inner push plate 6 and the outer push plate 14 are arranged in parallel and both push a plurality of windings 20 located on the upper and lower discharge shafts 2 to one side, and a connecting rod 17 is provided along the axial direction of the discharge shaft 2 at the upper and lower ends of the front side surface of the outer push plate 14, and a plurality of protective baffles 18 are installed on the connecting rod 17 through a sleeve ring 19, and the protective baffles 18 are in the shape of a semicircular ring and are inserted into the area between adjacent windings 20 as the outer push plate 14 is inserted inward;
[0023] like Figure 1 and Figure 3 As shown, the material receiving assembly includes a sliding seat 8 slidably mounted on the track 7 and a control box 13 arranged on the outside of the track 7, the upper surface of the sliding seat 8 is connected to an L-shaped bracket 10 through a rotating motor 9, and the vertical section of the L-shaped bracket 10 is provided with upper and lower material receiving rods 11, and the upper and lower material receiving rods 11 correspond to the positions of the upper and lower material discharging shafts 2, wherein the inner side surface of the material receiving rod 11 is provided with a positioning blind hole 22, and the outer side surface of the material discharging shaft 2 is provided with a positioning cylinder 21, and the positioning cylinder 21 is inserted into the positioning blind hole 22, and the inner side surface of the horizontal section of the L-shaped bracket 10 and the outer side surface of the slitting machine housing 1 are both correspondingly provided with a non-contact travel switch 12;
[0024] Specifically, Figure 4 As shown, when the film roll 20 is rolled up on the slitting machine, the support frame 4 is horizontally unfolded, and the driving shaft drives the discharge shaft 2 to rotate. After the wider plastic film is cut by the blade, it is divided into a plurality of upper and lower film strips, and is respectively wound on the upper and lower discharge shafts 2 to form a plurality of film rolls 20. After the film rolling of the film roll 20 is completed, the discharge shaft 2 stops rotating. When feeding, the support frame 4 is lowered vertically, the right side gap is opened, and the control box 13 controls the sliding seat 8 to move along the track 7, and at the same time, the motor 9 is rotated to turn the L-shaped bracket 10, so that the receiving rod 11 is aligned with the position of the discharge shaft 2, and the alignment cylinder 21 is aligned and inserted into the alignment blind hole 22. At the same time, the non-contact travel switch 12 on the side limits the stroke amount. Then, according to the number of the film rolls 20 on each discharge shaft 2 after cutting, a corresponding number of protective partitions 18 are arranged on the connecting rod 17 in advance, as shown in FIG. Figure 4In the embodiment, there are two winding rolls 20 on each discharge shaft 2, so a protective partition 18 is arranged between the two winding rolls 20, and the pneumatic cylinder 5 on the inner push plate 6 is started, and the piston rod drives the outer push plate 14 to move inward along the guide rod 16, so that the protective partition 18 is clamped between the adjacent winding rolls 20, and finally the pneumatic cylinder 5 on the chassis is started to work, driving the inner push plate 6 and the outer push plate 14 to push the winding roll 20 to the right together, and finally all the winding rolls 20 are pushed onto the receiving rod 11, and the sliding seat 8 is started again to move along the track 7 to realize the feeding operation of the winding roll 20, and the protective partition 18 is clamped on the outer periphery of the sleeve in the middle of the winding roll 20 to fill the gap, and enters the receiving rod 11 together with the winding roll 20, so as to reduce the damage caused by the mutual squeezing of adjacent winding rolls 20.
[0025] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.
[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A winding and feeding device for producing plastic packaging bags, comprising a slitting machine housing, wherein an upper and lower discharge shafts are arranged on a housing on one side of the outlet end of the slitting machine housing, a pressing roller is arranged above the discharge shaft, and the pressing roller is installed to the inner side of the slitting machine housing through rotating connecting seats on both sides, one side of the upper and lower discharge shafts is connected to the inner side of the slitting machine housing through a driving shaft, and the other side of the upper and lower discharge shafts is mounted on a rotatable support frame, characterized in that: A feeding assembly is provided on one side of the slitting machine casing, two parallel tracks are provided at the front lower end of the slitting machine casing, a material receiving assembly is provided on the track, and the feeding assembly includes two upper and lower pneumatic cylinders embedded and installed on the casing, and the piston rod of the pneumatic cylinder is inwardly connected to the inner push plate.
2. A roll-wrapping and feeding device for producing plastic packaging bags according to claim 1, characterized in that: The upper and lower ends of the inner push plate are both provided with connecting seats, wherein a pneumatic cylinder is installed inside the upper connecting seat and the piston rod of the pneumatic cylinder is connected forward to the raised area of the outer push plate, wherein a guide rod is provided inside the lower connecting seat, the guide rod passes forward through the raised area of the outer push plate, and a limit plate is provided at the outer end of the guide rod, the piston rod of the pneumatic cylinder and the guide rod are both located in the middle area of the upper and lower discharge shafts, the inner push plate and the outer push plate are arranged in parallel and both push a plurality of windings located on the upper and lower discharge shafts to one side.
3. A roll-wrapping and feeding device for producing plastic packaging bags according to claim 2, characterized in that: The upper and lower ends of the front side of the outer push plate are provided with connecting rods along the axial direction of the discharge shaft. A plurality of protective baffles are installed on the connecting rods through sleeve rings. The protective baffles are semicircular and are inserted into the area between adjacent windings as the outer push plate moves inward.
4. A roll-wrapping and feeding device for producing plastic packaging bags according to claim 3, characterized in that: The material receiving assembly includes a sliding seat slidably installed on a track and a control box arranged on the outside of the track. The upper surface of the sliding seat is connected to an L-shaped bracket through a rotating motor. The vertical section of the L-shaped bracket is provided with an upper and lower material receiving rod. The upper and lower material receiving rods correspond to the positions of the upper and lower material discharging shafts, wherein the inner side of the material receiving rod is provided with an alignment blind hole, and the outer side of the material discharging shaft is provided with an alignment cylinder, and the alignment cylinder is aligned and inserted into the alignment blind hole. The inner side of the horizontal section of the L-shaped bracket and the outer side of the slitting machine casing are both provided with non-contact travel switches.
5. A roll-wrapping and feeding device for producing plastic packaging bags according to claim 4, characterized in that: The pneumatic cylinder, the rotary motor, the non-contact travel switch and the sliding seat are all connected to the control box through lines.
6. A roll-wrapping and feeding device for producing plastic packaging bags according to claim 5, characterized in that: When the film is rolled on the slitting machine, the support frame is horizontally unfolded. After the film is rolled, the support frame is vertically lowered when feeding.