Double-cam cooperation paper box folding mechanism
Through the dual cam cooperative origami box mechanism, independent adjustment and stable retention of the movements of the folding tongue plate and the inserting tongue plate are achieved, solving the problems of unstable and friction of the paper box in the prior art, and improving the success rate and appearance of the tongue plate inserting quality.
Patent Information
- Application Number
- CN202323432215.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-15
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2033-12-15
AI Technical Summary
The existing equipment's tongue-folding mechanism uses single cam drive, which causes unstable posture when the paper box is folded and prone to collide or rub against the tongue-in-sticking plate, resulting in failure of tongue-in-sticking and scratched appearance.
Using a dual cam cooperative origami box mechanism, the drive disk is installed through two parallel wall panels and drive shafts to form a flat disc-shaped double cam structure, so that the movement rhythm of the folding tongue plate and the plug-in tongue plate can be independently adjusted, and the screws and guides are used. The rod fits to adjust the height of the adjustment block to avoid collision and friction between the paper box and the folding tongue plate.
The stable stay of the folding tongue plate during the movement of the work station and the early opening of the tongue plate is achieved, which avoids the collision and friction between the paper box and the folding tongue plate, reduces the difficulty and time of processing, improves the success rate of the tongue plate and Product appearance quality.
Smart Images
Figure CN222156831U_ABST
Abstract
Description
Technical Field
[0001] The utility model discloses a double-cam cooperative paper box folding mechanism, belonging to the field of paper box packaging. Background Art
[0002] The existing equipment uses a single cam drive for the tongue folding and tongue inserting mechanism, in which the single cam is a spatial cylindrical cam, and the tongue folding and tongue inserting actions are opened or closed at the same time. Fig. 9 This action principle will cause two problems: 1. When the paper box tongue is folded and enters the tongue insertion station, the tongue folding plate opens too early, and the paper box tongue posture is not easy to maintain intact and enter the tongue insertion station. The tongue folding plate opens too late, and the paper box will collide with the tongue insertion plate when entering the tongue insertion station, resulting in tongue insertion failure. 2. The tongue insertion plate opening time cannot be adjusted independently. When the inserted paper box moves to the next station, it will be clamped by the tongue insertion plate and cause friction, resulting in scratches on the paper box and poor appearance. Utility Model Content
[0003] In view of the shortcomings of the prior art, the utility model aims to provide a double-cam cooperative paper box folding mechanism to solve the problems raised in the above-mentioned background technology. The utility model solves the problem of tongue insertion failure caused by the large tongue bouncing open or colliding with the folding tongue plate when the paper box moves at the work station, and avoids the problem of scratches caused by friction between the paper box and the folding tongue plate during the movement of the paper box at the work station.
[0004] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a double-cam cooperative paper folding box mechanism, comprising two parallel arranged wall panels, a transmission shaft is rotatably installed between the two wall panels, a driving disk connected and fixed to the rotating shaft is sleeved on the transmission shaft, a first cam is fixed to one side of the driving disk, a first guide rail groove with the same surface trajectory of the first cam is formed between the first cam and the inner wall of the driving disk, a second cam is connected and fixed to the side of the driving disk away from the first cam, a second guide rail groove with the same surface trajectory of the second cam is formed between the second cam and the inner wall of the driving disk, a first swing arm is slidably installed in the first guide rail groove and the second guide rail groove, the first swing arm is an L-shaped structure, a support shaft is rotatably connected between the middle positions of the two first swing arms, the support shaft is installed between the two wall panels, and the end of the first swing arm away from the driving disk is rotatably connected to the paper folding box component.
[0005] Furthermore, the paper folding box component includes two guide rail seats, the ends of the two first swing arms away from the driving disk are rotatably connected to pull rods, the other ends of the two pull rods are rotatably connected to push plates, the back sides of the two push plates are rotatably connected to positioning parts, the upper ends of the push plates are connected and fixed to slide plates, the back sides of the two slide plates are provided with two strip grooves arranged along the length direction of the slide plates, the second rollers are rotatably installed in the strip grooves, the second rollers are rotatably installed at one end of the second swing arm, the second swing arm is an L-shaped structure, and there is a The base, the middle position of the second swing arm is rotatably connected to the base, the end of the second swing arm away from the second roller is rotatably connected to a slider, an adjusting block is installed on the upper end of the base, two parallel side surfaces of the adjusting block are connected and fixed with first guide rails, two first guide rails on one of the adjusting blocks are sleeved with a first slide seat slidably connected with the first guide rails, the slide seats on both sides of the adjusting block are respectively connected and fixed with the two first slide seats, the back surfaces of the first slide seats on both sides of the adjusting block are connected and fixed with push rods, and the push rods on both sides of the adjusting block are respectively connected and fixed with a folding plate and a folding knife.
[0006] Furthermore, a vertically arranged screw is rotatably installed in the middle position of the upper surface of the base, a screw hole matching with the screw is provided in the middle position of the upper surface of the slider, the screw is threadedly connected in the screw hole, a handle is connected and fixed to the upper end of the screw, two guide holes symmetrically arranged about the screw holes are provided on the upper surface of the slider, a guide rod is inserted in the guide hole, two positioning holes matching with the guide rod are provided on the upper surface of the base, the lower end of the guide rod is inserted in the positioning hole, and a positioning bolt for limiting the relative position of the guide rod and the support is threadedly connected on the side of the base.
[0007] Furthermore, the positioning member includes a positioning plate, and the two push plates are each provided with a positioning plate on the back side thereof, and a second slide seat is connected and fixed to the side of the positioning plate facing the push plate, a second guide rail is inserted in the second slide seat, and the second guide rail is connected and fixed to the push plate.
[0008] Furthermore, one end of the first swing arm close to the driving disk is rotatably connected to a first roller, and the first rollers on the two first swing arms are respectively arranged in the first guide rail groove and the second guide rail groove.
[0009] Furthermore, one end of the transmission shaft is sleeved with a driven sprocket fixedly connected to the transmission shaft, and the driven sprocket is connected to a power sprocket on an output end of the motor through a chain.
[0010] Beneficial effects of the utility model:
[0011] 1. A first cam and a second cam are respectively fixed on two surfaces of the driving disk, and a first guide groove identical to the surface track of the first cam is formed between the first cam and the inner wall of the driving disk, and a second guide groove identical to the surface track of the second cam is formed between the second cam and the inner wall of the driving disk, thereby forming a planar disc-shaped double-cam structure. The planar disc-shaped double-cam structure is used for driving, and the action rhythm of the folding tongue plate and the tongue inserting plate of the paper box is independently adjustable. After the paper box tongue is folded, the folding tongue plate stays longer, and the paper box is kept in a state to smoothly enter the tongue inserting station. The tongue inserting plate of the tongue inserting station can be opened earlier after the tongue is inserted, so as to avoid collision with the paper box entering this station and friction with the paper box discharged from this station. At the same time, the planar cam is relative to the spatial cylindrical cam, which effectively reduces the processing difficulty and processing time.
[0012] 2. Use the handle to rotate the screw to move the adjustment block upward or downward along the screw. At this time, the guide rod slides along the guide hole. The guide rod and the guide hole cooperate with each other to prevent the adjustment block from rotating, thereby achieving the purpose of adjusting the height of the adjustment block upward or downward. The quick adjustment method using the guide rod and screw can effectively save the production change time during use. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:
[0014] Figure 1 This is a structural schematic diagram of a double-cam cooperative paper box folding mechanism of the utility model;
[0015] Figure 2 It is a three-dimensional diagram from another perspective of a double-cam cooperative paper box folding mechanism of the utility model;
[0016] Figure 3 It is a schematic diagram of the assembly of the first cam and the driving disk in a double-cam cooperative folding paper box mechanism of the utility model;
[0017] Figure 4 It is a schematic diagram of the assembly of the second cam and the driving disk in a double-cam cooperative folding paper box mechanism of the utility model;
[0018] Figure 5 It is a schematic diagram of the assembly of a transmission shaft, a driving disc, a first swing arm and a pull rod in a double-cam cooperative paper box folding mechanism of the utility model;
[0019] Figure 6 It is a schematic assembly diagram of a positioning plate, a push plate, a pull rod and a first swing arm in a double-cam cooperative folding box mechanism of the utility model;
[0020] Figure 7 It is a schematic diagram of the assembly of the second slide seat and the push plate in a double-cam cooperative folding paper box mechanism of the utility model;
[0021] Figure 8 It is a schematic diagram of the assembly of a base, a second swing arm, a slide plate, an adjustment block, a folding plate and a folding knife in a double-cam cooperative folding box mechanism of the utility model;
[0022] Fig. 9 It is a structural schematic diagram of an existing tongue folding and tongue inserting mechanism;
[0023] In the figure: 1-wall panel, 2-driven sprocket, 3-transmission shaft, 4-driving disk, 5-first swing arm, 6-pull rod, 7-positioning plate, 8-push plate, 9-slide plate, 10-second swing arm, 11-base, 12-positioning bolt, 13-slider, 14-push rod, 15-first guide rail, 16-first slide seat, 17-handle, 18-adjusting block, 19-folding plate, 20-folding knife, 21-guide rod, 22-screw, 23-support shaft, 24-first cam, 25-second cam, 26-second guide rail, 27-second slide seat, 28-first roller, 29-second roller, 30-strip groove. DETAILED DESCRIPTION
[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0025] See also Figure 1 and Figure 2 The utility model provides a technical solution: a double-cam cooperative paper box folding mechanism, comprising two parallel arranged wall panels 1, a transmission shaft 3 is rotatably installed between the two wall panels 1, one end of the transmission shaft 3 is sleeved with a driven sprocket 2 connected and fixed to the transmission shaft 3, the driven sprocket 2 is connected to the power sprocket on the output end of the motor through a chain, and a power chain input method is adopted to facilitate power layout and make the position of the folding tongue and inserting tongue execution parts more reasonable.
[0026] See also Figure 1-Figure 5A driving plate 4 connected and fixed to the rotating shaft is sleeved on the transmission shaft 3, a first cam 24 is fixed on one side of the driving plate 4, a first guide groove having the same surface track as the first cam 24 is formed between the first cam 24 and the inner wall of the driving plate 4, a second cam 25 is connected and fixed to the side of the driving plate 4 away from the first cam 24, a second guide groove having the same surface track as the second cam 25 is formed between the second cam 25 and the inner wall of the driving plate 4, a first swing arm 5 of an L-shaped structure is slidably installed in the first guide groove and the second guide groove, wherein the end of the first swing arm 5 close to the driving plate 4 is rotatably connected to the first roller 28, the first rollers 28 on the two first swing arms 5 are respectively arranged in the first guide groove and the second guide groove, a support shaft 23 is rotatably connected between the middle positions of the two first swing arms 5, and the support shaft 23 is installed on the two wall panels 1 A first cam 24 and a second cam 25 are respectively fixed on the two surfaces of the driving disk 4, and a first guide groove having the same surface trajectory as the first cam 24 is formed between the first cam 24 and the inner wall of the driving disk 4, and a second guide groove having the same surface trajectory as the second cam 25 is formed between the second cam 25 and the inner wall of the driving disk 4, thereby forming a plane disc-shaped double cam structure. The plane disc-shaped double cam structure is adopted for driving, and the action rhythm of the folding tongue plate and the tongue inserting plate of the paper box is independently adjustable. After the paper box tongue is folded, the folding tongue plate stays for a longer time, and the paper box is kept in the state to smoothly enter the tongue inserting station. The tongue inserting plate of the tongue inserting station can be opened earlier after the tongue is inserted, so as to avoid collision with the paper box entering this station and friction with the paper box discharged from this station. At the same time, the plane cam can effectively reduce the processing difficulty and processing time relative to the spatial cylindrical cam.
[0027] See also Figure 1 , Figure 2 , Figure 6 and Figure 7 The ends of the two first swing arms 5 away from the driving disk 4 are respectively rotatably connected to the pull rods 6, and the other ends of the two pull rods 6 are respectively rotatably connected to the push plates 8. The two push plates 8 are provided with positioning plates 7 on the back sides of each other. The second slide 27 is connected and fixed to the side of the positioning plate 7 facing the push plate 8. A second guide bar 26 is inserted in the second slide 27. The second guide bar 26 is connected and fixed to the push plate 8. After the position of the positioning plate 7 is restricted, the push plate 8 drives the second guide bar 26 to move along the second slide 27 when moving, thereby limiting the moving trajectory of the push plate 8.
[0028] See also Figure 1 , Figure 2 and Figure 8A slide plate 9 is connected and fixed to the upper end of the push plate 8. Two strip grooves 30 arranged along the length direction of the slide plate 9 are provided on the back sides of the two slide plates 9. A second roller 29 is rotatably installed in the strip groove 30. The second roller 29 is rotatably installed at one end of the second swing arm 10 of the L-shaped structure, so that the second roller 29 is installed in the strip groove 30, thereby realizing the rolling connection between the second swing arm 10 and the slide plate 9.
[0029] See also Figure 1-Figure 8 A base 11 is provided between the two second swing arms 10 on the same side, the middle position of the second swing arm 10 is rotatably connected to the base 11, the end of the second swing arm 10 away from the second roller 29 is rotatably connected to the slider 13, an adjustment block 18 is installed on the upper end of the base 11, the two parallel side surfaces of the adjustment block 18 are connected and fixed with the first guide rails 15, the two first guide rails 15 on one adjustment block 18 are sleeved with a first slide seat 16 slidably connected to the first guide rail 15, the slides 13 on both sides of one adjustment block 18 are respectively connected and fixed to the two first slide seats 16, and the first slide seats 16 on both sides of one adjustment block 18 are opposite to each other. The surfaces are all connected and fixed with push rods 14. The push rods 14 on both sides of an adjusting block 18 are respectively connected and fixed with a folding plate 19 and a folding knife 20. When the motor drives the transmission shaft 3 to rotate through the chain, the transmission shaft 3 drives the driving disk 4 to rotate. At this time, under the action of the first cam 24 and the second cam 25, the two first swing arms 5 swing around the support shaft 23, and under the action of the pull rod 6, the two push plates 8 move at intervals. After the push plates 8 move up and down, they drive the second swing arms 10 to rotate through the slide plate 9. The second swing arm 10 drives the slider 13, the push rod 14 and the first slide seat 16 to move along the first guide rail 15, so that the folding plate 19 and the folding knife 20 move at intervals.
[0030] See also Figure 1 , Figure 2 and Figure 8 The middle position of the upper surface of the base 11 is rotatably installed with a vertically arranged screw rod 22, and the middle position of the upper surface of the slider 13 is provided with a screw hole that matches the screw rod 22, and the screw rod 22 is threadedly connected in the screw hole. The upper end of the screw rod 22 is connected and fixed with a handle 17, and the upper surface of the slider 13 is provided with two guide holes symmetrically arranged about the screw hole, and a guide rod 21 is inserted in the guide hole. The upper surface of the base 11 is provided with two positioning holes that match the guide rod 21, and the lower end of the guide rod 21 is inserted in the positioning hole. A positioning bolt 12 for limiting the relative position of the guide rod 21 and the support is threadedly connected on the side of the base 11. The screw rod 22 is rotated by the handle 17 to make the adjusting block 18 move upward or downward along the screw rod 22. At this time, the guide rod 21 slides along the guide hole, and the guide rod 21 cooperates with the guide hole to prevent the adjusting block 18 from rotating, so as to achieve the purpose of adjusting the height of the adjusting block 18 upward or downward. The quick adjustment method of the guide rod 21 and the screw 22 is adopted to effectively save the production change time during use.
[0031] Although this specification is described according to implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.
Claims
1. A double cam cooperative paper box folding mechanism, comprising two parallel arranged wall panels (1), characterized in that: A transmission shaft (3) is rotatably mounted between the two wall panels (1), and a driving disk (4) connected and fixed to the rotation shaft is sleeved on the transmission shaft (3); a first cam (24) is fixed on one side of the driving disk (4); a first guide groove having the same surface track as the first cam (24) is formed between the first cam (24) and the inner wall of the driving disk (4); a second cam (25) is connected and fixed to the side of the driving disk (4) away from the first cam (24); a second guide groove having the same surface track as the second cam (25) is formed between the second cam (25) and the inner wall of the driving disk (4); a first swing arm (5) is slidably mounted in the first guide groove and the second guide groove; the first swing arm (5) is an L-shaped structure; a support shaft (23) is rotatably connected between the middle positions of the two first swing arms (5); the support shaft (23) is mounted between the two wall panels (1); and an end of the first swing arm (5) away from the driving disk (4) is rotatably connected to a paper folding box.
2. A double cam cooperative paper box folding mechanism according to claim 1, characterized in that: The paper folding box component comprises two guide rail seats, the ends of the two first swing arms (5) away from the driving disk (4) are rotatably connected to the pull rods (6), the other ends of the two pull rods (6) are rotatably connected to the push plates (8), the back sides of the two push plates (8) are rotatably connected to positioning parts, the upper ends of the push plates (8) are connected and fixed with a slide plate (9), the back sides of the two slide plates (9) are provided with two strip grooves (30) arranged along the length direction of the slide plate (9), the strip grooves (30) are rotatably installed with a second roller (29), the second roller (29) is rotatably installed at one end of the second swing arm (10), the second swing arm (10) is an L-shaped structure, a base (11) is provided between the two second swing arms (10) on the same side, and the middle position of the second swing arm (10) The base (11) is rotatably connected to the second swing arm (10), and one end of the second swing arm (10) away from the second roller (29) is rotatably connected to a slider (13). An adjusting block (18) is installed on the upper end of the base (11). The first guide rails (15) are connected and fixed to two parallel side surfaces of the adjusting block (18). The two first guide rails (15) on one adjusting block (18) are sleeved with a first slide seat (16) slidably connected to the first guide rails (15). The sliders (13) on both sides of the adjusting block (18) are respectively connected and fixed to the two first slide seats (16). The back surfaces of the first slide seats (16) on both sides of the adjusting block (18) are respectively connected and fixed to push rods (14). The push rods (14) on both sides of the adjusting block (18) are respectively connected and fixed to a folding plate (19) and a folding knife (20).
3. A double cam cooperative paper box folding mechanism according to claim 2, characterized in that: A vertically arranged screw rod (22) is rotatably mounted at the middle position of the upper surface of the base (11); a screw hole matching with the screw rod (22) is provided at the middle position of the upper surface of the slider (13); the screw rod (22) is threadedly connected in the screw hole; a handle (17) is connected and fixed to the upper end of the screw rod (22); two guide holes symmetrically arranged about the screw holes are provided on the upper surface of the slider (13); a guide rod (21) is inserted in the guide hole; two positioning holes matching with the guide rod (21) are provided on the upper surface of the base (11); the lower end of the guide rod (21) is inserted in the positioning hole; a positioning bolt (12) for limiting the relative position of the guide rod (21) and the support is threadedly connected on the side surface of the base (11).
4. A double cam cooperative paper box folding mechanism according to claim 2, characterized in that: The positioning member comprises a positioning plate (7), and the two push plates (8) are each provided with a positioning plate (7) on the back side thereof; a second slide seat (27) is connected and fixed to the side of the positioning plate (7) facing the push plate (8); a second guide rail (26) is inserted in the second slide seat (27), and the second guide rail (26) is connected and fixed to the push plate (8).
5. The double cam cooperative paper box folding mechanism according to claim 1, characterized in that: One end of the first swing arm (5) close to the driving disk (4) is rotatably connected to a first roller (28), and the first rollers (28) on the two first swing arms (5) are respectively arranged in the first guide rail groove and the second guide rail groove.
6. A double cam cooperative paper box folding mechanism according to claim 1, characterized in that: One end of the transmission shaft (3) is sleeved with a driven sprocket (2) which is fixedly connected to the transmission shaft (3); the driven sprocket (2) is connected to a power sprocket on an output end of the motor via a chain.