Packaging strip penetrating unit

Abstract

A conveying mechanism is arranged on one side of a machine frame, a folding mechanism is arranged on the other side of the machine frame, a steering mechanism is arranged above the machine frame, the folding mechanism comprises a supporting frame, a triangular folding frame, a limiting adjusting feeding assembly, a pressing roller and a discharging roller, and the two ends of the top of the supporting frame are fixedly connected with supporting rods. Sleeve plates are movably connected to the upper portions of the outer walls of the supporting rods, a plurality of connecting springs fixedly connected with the tops of the supporting rods are fixedly connected to the tops of the inner walls of the sleeve plates, a feeding roller is rotationally connected between the tail ends of the two sleeve plates, two stepped flanges are symmetrically arranged at the two ends of the feeding roller, and guide sliding grooves are formed in one sides of the bottom ends of the two supporting rods correspondingly. Guide sliding blocks are slidably connected into the guide sliding grooves, movable plates are fixed to the outer walls of the opposite ends of the two sets of guide sliding blocks, and a sweeping assembly is arranged on the sides, facing the feeding rollers, of the movable plates; and the phenomenon of deviation caused by looseness in the film conveying process can be avoided, and the film can be limited.

Description

TECHNICAL FIELD

[0001] The utility model relates to the packaging technical field especially, relates to a kind of packaging threading machine unit. BACKGROUND

[0002] In the production process of packaging bag, the process of folding a film and threading another film through the folded film is commonly known as "laminating" or "stacking". The equipment used in this process is called a packaging threading machine unit. This process can be used to manufacture multi-layer structures of bags, improving the strength and sealing performance of the packaging. Specifically, this process may involve the following steps: film folding: folding the film along one edge to form a symmetrical structure, preparing for subsequent operations; threading and stacking: threading another film through the folded film to achieve multi-layer stacking, enhancing the protective performance of the bag; sealing: combining the stacked films together through heat sealing, cold sealing or other sealing techniques to form the final packaging bag. This process is very important because it can provide additional strength, tear resistance and waterproofness to the packaging bag, suitable for the packaging needs of various products. Moreover, through different laminating designs, different functions such as heat insulation and anti-static can be achieved, meeting the diversified needs of the market.

[0003] In the existing packaging threading machine unit, the folding of the film is a very important and critical step. Commonly, a triangular frame structure is used to fold the film. However, during the folding process, the film is prone to deviation, affecting the accuracy of the film folding. SUMMARY

[0004] To address the above-mentioned problems, the utility model provides a packaging threading machine unit.

[0005] The utility model discloses a packing threading machine unit, including the frame, the frame one side is provided with conveying mechanism, the frame other side is provided with the opposite folding mechanism, the frame top is provided with the steering mechanism, the opposite folding mechanism includes the support frame, is located in the triangular opposite folding frame of support frame, is located the spacing adjustment feeding assembly of support frame top, is located the pair of pressure roller of triangular opposite folding frame directly below and is located in the ejection roller of support frame, spacing adjustment feeding assembly includes the support of fixed connection in support frame top both ends branch, the outer wall of two support all movablely connects with the sleeve board of two ends symmetry of the sleeve board, the inner wall top of sleeve board is fixedly connected with a plurality of connecting springs of the fixed joint of support top, and the feeding roller is rotatably connected between two sleeve boards, two ends of feeding roller are provided with two annular step flanges for improving the easy deviation of film, and the guide sliding slot is slidably connected in the guide sliding slot, and the outer wall of the opposite end of two groups of guide sliding blocks is fixed with the movable plate, the side of movable plate towards feeding roller is provided with cleaning assembly, and the guide sliding block is connected in the guide sliding slot through the positioning assembly.

[0006] Preferably, the positioning assembly includes a sleeve seat fixed to the outer portion of the guide sliding block, an inner cavity opened in the inner portion of the sleeve seat, a movable rod inserted into the inner cavity, and a pull handle provided at the end of the movable rod; the inner wall of the guide sliding slot is provided with a plurality of grooves, the end of the movable rod is embedded in the groove, and the outer portion of the movable rod is fixed with a positioning block, and the upper and lower ends of the positioning block are both provided with a return spring.

[0007] Preferably, the outer wall of the guide sliding block is in full contact with the inner wall of the guide sliding slot, and the guide sliding block is in sliding connection with the guide sliding slot.

[0008] Preferably, the two ends of the return spring are respectively connected with the inner wall of the inner cavity and the outer wall of the positioning block, and the positioning block is elastically connected with the inner wall of the inner cavity through the return spring.

[0009] Preferably, the cleaning assembly includes a positioning sleeve fixedly connected to one side of the movable plate, a movable spring rod with the end inserted into the positioning sleeve, and a contact plate provided on the upper surface of the movable spring rod, and the side of the contact plate towards the feeding roller is provided with bristles.

[0010] Preferably, the outer wall of the bristle is in contact with the outer wall of the feeding roller.

[0011] Preferably, the cleaning assembly is provided with a plurality of groups, and the plurality of groups of cleaning assemblies are evenly arranged on the side of the movable plate.

[0012] Preferably, the steering mechanism comprises a steering plate, a steering rod and connecting columns, a support frame is arranged on one side of the rack above the conveying mechanism, a lead screw is rotatably arranged in the support frame, a turntable is arranged on one side of the support frame, one end of the lead screw penetrates through the support frame and is fixedly connected with the turntable, a sliding seat is threadedly connected to the outer wall of the lead screw, the top end of the sliding seat is fixedly connected with the steering plate, guide rods are fixedly connected to the left and right sides of the lead screw in the support frame, guide blocks are slidably connected to the outer walls of the guide rods, the top of each guide block is fixedly connected with the steering plate, connecting columns are fixedly connected to the top of the steering plate at opposite corners, and a steering rod is fixedly connected between the top ends of the two connecting columns.

[0013] Preferably, the conveying mechanism comprises a pay-off roller and conveying rollers, the pay-off roller is rotatably connected to one side of the rack, and a conveying frame is fixedly connected to one side of the top of the rack and the rear side of the steering mechanism, and a plurality of conveying rollers are rotatably connected in the conveying frame.

[0014] The utility model discloses a beneficial effect is:

[0015] 1. By setting the spacing adjustment feeding assembly, can avoid the phenomenon that the film is offset when conveying to the triangular folding frame due to loosening, and also can limit the film when conveying to the triangular folding frame, further reduce the probability of film offset, ensure the accuracy of film folding, when the film passes through the feeding roller, the film will give the feeding roller upward force, and then can drive the sleeve plate to move along the outer wall of the supporting rod, and at the same time, the connecting spring starts to stretch, at this time, the connecting spring will give the sleeve plate reverse force, and then the film can be tightly pressed by the feeding roller, at this time, it can be ensured that the film will not be offset due to loosening during transportation, at this time, the self-correcting operation can be completed, and the step flange at the left and right ends of the feeding roller extrudes the edges of the film in the width direction, so that the probability of film deviation is reduced, and the neatness of the film after folding is improved.

[0016] 2. The cleaning assembly can clean the sundries on the surface of the feeding roller during the rotation of the feeding roller, avoid the film from being stained with stains during the processing on the surface of the feeding roller, and improve the practicability of the device; through the cooperation of the sleeve, the inner cavity, the movable rod, the handle, the positioning block and the return spring, the two groups of return springs can release elastic force to push the positioning block to slide inward in the inner cavity, the movable rod is embedded in the corresponding groove under the driving of the positioning block to quickly form the movable limiting action on the guide slider, the positioning action on the movable plate is completed, so that the cleaning assembly can adjust the position along with the feeding roller, and the convenience of the cleaning assembly during use is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the packaging strip machine set.

[0018] Figure 2 The structure schematic view of the spacing adjusting and feeding assembly of the utility model;

[0019] Figure 3 The structure schematic view of the inside of the supporting rod and the sleeve plate of the utility model;

[0020] Figure 4 The structure schematic view of the movable plate and the cleaning assembly of the utility model;

[0021] Figure 5 The structure schematic view of the cleaning assembly of the utility model;

[0022] Figure 6 The structure schematic view of the guiding sliding groove and the guiding sliding block of the utility model;

[0023] Figure 7 The structure schematic view of the inside of the positioning assembly of the utility model.

[0024] In the figure: 1, rack; 2, conveying mechanism; 21, unwinding roller; 22, conveying roller; 23, conveying frame; 3, folding mechanism; 31, supporting frame; 32, triangular folding frame; 33, spacing adjusting and feeding assembly; 331, supporting rod; 3311, guiding sliding groove; 3312, guiding sliding block; 3313, groove; 332, sleeve plate; 3321, connecting spring; 333, feeding roller; 3331, step flange; 34, discharging roller; 4, turning mechanism; 41, turning plate; 42, turning rod; 43, connecting column; 5, movable plate; 6, cleaning assembly; 61, positioning sleeve; 62, movable elastic rod; 63, contact plate; 64, brush; 7, positioning assembly; 71, sleeve seat; 72, inner cavity; 73, movable rod; 74, pull handle; 75, positioning block; 76, return spring; 8, supporting frame; 81, lead screw; 82, rotating disc; 83, guiding rod. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0026] As Figures 1 to 7 shown, the utility model provides a kind of packing threading machine group, including rack 1, conveying mechanism 2 is provided in one side of rack 1, folding mechanism 3 is provided in the other side of rack 1, and turning mechanism 4 is provided in the upper of rack 1.The person skilled in the art can know that, folding of film is a very important and key step in the use process of packing threading machine group, and common folding usually directly adopts triangular frame structure to fold film, but when folding, film is prone to deviation, which affects the accuracy of film folding.

[0027] In the embodiment, the folding mechanism 3 comprises a support frame 31, a triangular folding frame 32 arranged in the support frame 31, a limiting adjustment feeding assembly 33 arranged on the top of the support frame 31, a pair of pressing rollers arranged directly below the triangular folding frame 32, and a discharging roller 34 arranged in the support frame 31. The limiting adjustment feeding assembly 33 comprises two support rods 331 fixedly connected to the top of the support frame 31, a sleeve plate 332 movably connected to the outer wall of each of the two support rods 331, a plurality of connecting springs 3321 fixedly connected to the top of the support rod 331 and arranged on the inner wall of the sleeve plate 332, a feeding roller 333 rotatably connected between the two sleeve plates 332, two annular stepped flanges 3331 symmetrically arranged at the two ends of the feeding roller 333 for improving the deviation of the film, a guide sliding groove 3311 formed at the bottom of each of the two support rods 331, a guide sliding block 3312 slidably connected in the guide sliding groove 3311, and a movable plate 5 fixedly connected to the outer wall of the opposite end of the two guide sliding blocks 3312. The movable plate 5 is provided with a cleaning assembly 6 on the side facing the feeding roller 333, and the guide sliding block 3312 is connected to the inside of the guide sliding groove 3311 through a positioning assembly 7.

[0028] The limiting adjustment feeding assembly 33 can avoid the deviation of the film when the film is transported to the triangular folding frame 32 due to loosening, and can also limit the film when the film is transported to the triangular folding frame 32, further reducing the probability of deviation of the film and ensuring the accuracy of folding of the film. When the film passes through the feeding roller 333, the film will give an upward force to the feeding roller 333, which can drive the sleeve plate 332 to move along the outer wall of the support rod 331, and at the same time stretch the connecting spring 3321. The connecting spring 3321 will give the sleeve plate 332 a reverse force, which can resist the film through the feeding roller 333. At this time, it can be ensured that the film will not deviate due to loosening during transportation, and the self-correcting operation can be completed. In combination with the stepped flanges 3331 at the left and right ends of the feeding roller 333, the stepped flanges 3331 can extrude the edges of the film in the width direction, reduce the probability of deviation of the film, and improve the neatness of the folded film.

[0029] Moreover, the positioning assembly 7 comprises a sleeve 71 fixed outside the guide sliding block 3312, an inner cavity 72 formed in the sleeve 71, a movable rod 73 inserted into the inner cavity 72, and a handle 74 arranged at the end of the movable rod 73. A plurality of grooves 3313 are arranged on the inner wall of the guide sliding groove 3311, the end of the movable rod 73 is embedded in the groove 3313, the movable rod 73 is fixed with a positioning block 75, the positioning block 75 is provided with a reset spring 76 at both ends, the outer wall of the guide sliding block 3312 is in full contact with the inner wall of the guide sliding groove 3311, the guide sliding block 3312 is in sliding connection with the guide sliding groove 3311, and the reset spring 76 is connected to the inner wall of the inner cavity 72 and the outer wall of the positioning block 75.

[0030] The positioning assembly 7 can release the elastic force of the two reset springs 76 to push the positioning block 75 to slide inward along the inner cavity 72, and the movable rod 73 is driven by the positioning block 75 to be embedded in the corresponding groove 3313 to quickly form the movable limiting action on the guide sliding block 3312, so that the positioning action on the movable plate 5 is completed, and the cleaning assembly 6 can adjust the position of the feeding roller 333, thereby improving the convenience of the cleaning assembly 6 in use.

[0031] Moreover, the cleaning assembly 6 comprises a positioning sleeve 61 fixedly connected to one side of the movable plate 5, a movable elastic rod 62 inserted into the positioning sleeve 61, and a contact plate 63 arranged on the upper surface of the movable elastic rod 62. The side of the contact plate 63 facing the feeding roller 333 is provided with a brush 64, and the outer wall of the brush 64 is in contact with the outer wall of the feeding roller 333. The cleaning assembly 6 is provided with a plurality of groups, and the plurality of groups of cleaning assemblies 6 are evenly arranged on the side of the movable plate 5.

[0032] The cleaning assembly 6 can clean the sundries on the surface of the feeding roller 333 during the rotation of the feeding roller 333, thereby avoiding the contamination of the film during the processing on the surface of the feeding roller 333, improving the practicability of the device, and ensuring that the brush 64 is in abutment with the surface of the feeding roller 333, thereby ensuring the cleaning effect.

[0033] Further, the turning mechanism 4 comprises a turning plate 41, a turning rod 42 and connecting columns 43, the support frame 8 is arranged on the upper side of the frame 1 close to the conveying mechanism 2, the screw rod 81 is rotatably arranged in the support frame 8, the rotating disc 82 is arranged on one side of the support frame 8, one end of the screw rod 81 penetrates through the support frame 8 and is fixedly connected with the rotating disc 82, the sliding seat is threadedly connected with the outer wall of the screw rod 81, the turning plate 41 is fixedly connected with the top end of the sliding seat, the guide rods 83 are fixedly connected with the inner wall of the support frame 8 and located on the left and right sides of the screw rod 81, the guide blocks are slidably connected with the outer wall of the guide rods 83, the turning plate 41 is fixedly connected with the top of the guide blocks, the connecting columns 43 are fixedly connected with the top opposite diagonal ends of the turning plate 41, and the turning rod 42 is fixedly connected between the top ends of the two connecting columns 43.

[0034] The turning mechanism 4 is arranged, so that the film can be turned during conveying, the screw rod 81 is arranged, the turning plate 41 on the top of the sliding seat can be moved by rotating the screw rod 81, the turning plate 41 can be moved, the position of the film conveying can be adjusted according to the need, the film can be more accurately conveyed to the position required by the feeding roller 333, the feeding roller 333 can accurately convey the film to the triangular folding frame 32, and the guide rods 83 and the guide blocks improve the stability of the turning plate 41 during movement.

[0035] Further, the conveying mechanism 2 comprises the unwinding roller 21 and the conveying rollers 22, the unwinding roller 21 is rotatably connected to one side of the frame 1, the conveying frame 23 is fixedly connected to one side of the top of the frame 1 and located at the rear side of the turning mechanism 4, and the conveying rollers 22 are rotatably connected in the conveying frame 23.

[0036] The conveying mechanism 2 is arranged, so that the film can be conveyed from the unwinding roller to the subsequent process for processing.

[0037] In use, the unwinding roller 21 is started to unwind the film, which is conveyed to the turning mechanism 4 through the conveying mechanism 2, the rotating disc 82 is rotated, the rotating disc 82 drives the lead screw 81 to rotate, thereby driving the sliding seat to move, so that the turning plate 41 at the top of the sliding seat moves and can be moved to the required position, and the film is more accurately conveyed to the required position of the feeding roller 333; at this time, the film will give an upward force to the feeding roller 333, thereby driving the sleeve plate 332 to move along the outer wall of the supporting rod 331, and simultaneously starting to stretch the connecting spring 3321, at this time, the connecting spring 3321 will give the sleeve plate 332 a reverse force, thereby enabling the feeding roller 333 to abut against the film, which can prevent the film from deviating during transportation due to looseness, and the stepped flange 3331 at the left and right ends of the feeding roller 333 extrudes the edges of the film in the width direction, thereby reducing the probability of film deviation and ensuring that the feeding roller 333 accurately conveys the film to the triangular folding frame 32, thereby improving the folding effect of the film; according to the position of the feeding roller 333, the two groups of pull handles 74 are first pulled outward, the movable rod 73 drives the positioning block 75 to slide outward along the inner cavity 72 inside the sleeve seat 71 under the action of the pull handle 74, when the movable rod 73 completely leaves the inside of the groove 3313, at this time, the two groups of movable rods 73 release the activity limiting action on the guide sliding block 3312, then the movable plate 5 is pulled upward, the two groups of guide sliding blocks 3312 slide upward along the guide sliding groove 3311 under the action of the movable plate 5, when the movable plate 5 is adjusted to the appropriate position, the outward pulling force of the two groups of pull handles 74 is then released, the two groups of return springs 76 release the elastic force to push the positioning block 75 to slide inward along the inner cavity 72, the movable rod 73 is embedded in the corresponding groove 3313 under the action of the positioning block 75, thereby forming the activity limiting action on the guide sliding block 3312 and completing the positioning action of the movable plate 5; then, the sweeping assembly 6 arranged on the movable plate 5 sweeps the sundries on the surface of the feeding roller 333 during the rotation of the feeding roller 333, and the positioning sleeve 61 and the movable elastic rod 62 are elastically and slidably connected, which can ensure that the bristles 64 abut against the surface of the feeding roller 333 and ensure the sweeping effect.

[0038] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. A packaging striping machine group comprising a frame (1), characterized in that: The rack (1) is provided with a conveying mechanism (2) on one side, and is provided with a folding mechanism (3) on the other side. The rack (1) is provided with a steering mechanism (4) above. The folding mechanism (3) comprises a supporting frame (31), a triangular folding frame (32) arranged in the supporting frame (31), a limiting adjusting feeding assembly (33) arranged at the top of the supporting frame (31), a pair of pressing rollers arranged directly below the triangular folding frame (32) and a discharging roller (34) arranged in the supporting frame (31). The limiting adjusting feeding assembly (33) comprises supporting rods (331) fixedly connected to the top of the supporting frame (31) at both ends. The outer walls of the two supporting rods (331) are movably connected with sleeve plates (332) above. The inner wall top of the sleeve plate (332) is fixedly connected with a plurality of connecting springs (3321) fixedly connected with the top of the supporting rod (331). A feeding roller (333) is rotatably connected between the two sleeve plates (332). The feeding roller (333) is provided with two annular step flanges (3331) for improving the easy deviation of the film. The bottom ends of the two supporting rods (331) are provided with guide sliding grooves (3311) on one side. The guide sliding grooves (3311) are slidably connected with guide sliding blocks (3312). The opposite outer walls of the two groups of guide sliding blocks (3312) are fixedly connected with movable plates (5). The side of the movable plate (5) facing the feeding roller (333) is provided with a cleaning assembly (6). The guide sliding block (3312) is connected to the inside of the guide sliding groove (3311) through a positioning assembly (7).

2. A packaging striping machine group according to claim 1, characterized in that: The positioning assembly (7) comprises a sleeve seat (71) fixed outside the guide sliding block (3312), an inner cavity (72) formed in the sleeve seat (71), a movable rod (73) inserted into the inner cavity (72), and a pull handle (74) arranged at the end of the movable rod (73). A plurality of grooves (3313) are arranged on the inner wall of the guide sliding groove (3311). The end of the movable rod (73) is embedded in the groove (3313). The outer wall of the movable rod (73) is fixedly connected with a positioning block (75). The upper and lower ends of the positioning block (75) are provided with reset springs (76).

3. A packaging striping machine unit according to claim 2, characterized in that: The outer wall of the guide sliding block (3312) is in full contact with the inner wall of the guide sliding groove (3311). The guide sliding block (3312) and the guide sliding groove (3311) are in sliding connection.

4. A packaging striping machine unit according to claim 3, characterized in that: The two ends of the reset spring (76) are respectively connected with the inner wall of the inner cavity (72) and the outer wall of the positioning block (75). The positioning block (75) is elastically connected with the inner wall of the inner cavity (72) through the reset spring (76).

5. A packaging striping machine assembly according to claim 1, wherein: The cleaning assembly (6) comprises a positioning sleeve (61) fixedly connected to one side of the movable plate (5), a movable spring rod (62) extending into the positioning sleeve (61), and a contact plate (63) arranged on the upper surface of the movable spring rod (62). The side of the contact plate (63) facing the feeding roller (333) is provided with bristles (64).

6. A packaging striping machine unit according to claim 5, characterized in that: The outer wall of the bristle (64) is in contact with the outer wall of the feeding roller (333).

7. A packaging striping machine unit according to claim 6, characterized in that: The cleaning assembly (6) is provided with several groups, and the several groups of cleaning assemblies (6) are uniformly arranged on the side of the movable plate (5).

8. A packaging striping machine assembly according to claim 1, wherein: The steering mechanism (4) comprises a steering plate (41), a steering rod (42) and a connecting column (43), one side of the rack (1) above is provided with a support frame (8) close to the conveying mechanism (2), a lead screw (81) is rotationally arranged in the support frame (8), a turntable (82) is arranged on one side of the support frame (8), one end of the lead screw (81) penetrates the support frame (8) and is fixedly connected with the turntable (82), a sliding seat is threadedly connected to the outer wall of the lead screw (81), the top end of the sliding seat is fixedly connected with the steering plate (41), guide rods (83) are fixedly connected to the inside of the support frame (8) and on the left and right sides of the lead screw (81), guide blocks are slidably connected to the outer walls of the guide rods (83), the top of the guide block is fixedly connected with the steering plate (41), the connecting columns (43) are fixedly connected to the top opposite diagonal ends of the steering plate (41), and the steering rod (42) is fixedly connected between the top ends of the two connecting columns (43).

9. A packaging striping machine unit according to claim 8, characterized in that: The conveying mechanism (2) comprises a pay-off roller (21) and a conveying roller (22), the pay-off roller (21) is rotationally connected to one side of the rack (1), a conveying frame (23) is fixedly connected to one side of the top of the rack (1) and behind the steering mechanism (4), and a plurality of conveying rollers (22) are rotationally connected to the inside of the conveying frame (23).

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