Separating and stacking mechanism
By adopting a folding unit structure and an aluminum profile bracket in the paper folding machine, the weight increase problem caused by the cross-moving structure of the finger frame is solved, and a lighter and more stable stacking mechanism design is achieved.
Patent Information
- Application Number
- CN202420227965.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-30
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-01-30
AI Technical Summary
In existing paper folding machines, the transverse structure of the finger frame requires a large area of square steel fixing plate, resulting in an increase in the weight of the stacking mechanism.
The folding unit structure is adopted, including parallel guide rails, drive modules, rotating shafts and brackets. The horizontal movement of the finger frame is driven by connecting rods and swing arms, reducing the use of large-area plate bodies, and using aluminum profile brackets to reduce weight.
It improves the stability and horizontal movement ability of the finger frame, while greatly reducing the weight of the entire stacking mechanism and reducing costs.
Smart Images
Figure CN222204293U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of paper folding, and more specifically relates to a folding mechanism. Background Art
[0002] When producing pull-out paper towels, paper folding equipment is required to fold the paper towels. With the development of technology, paper towel folding has been automated. For example, patent CN201811062763.3 discloses an automatic folding paper folding machine, including a machine body, a control device, and a first cutting knife roller, a second cutting knife roller, a first vacuum knife roller, and a second vacuum knife roller installed on the machine body. The first cutting knife roller cooperates with the first vacuum knife roller, and the second cutting knife roller cooperates with the second vacuum knife roller. A first finger device is provided under the first vacuum knife roller, and a second finger device is provided under the second vacuum knife roller. The control device is connected to the first vacuum knife roller, the second vacuum knife roller, the first finger device, and the second finger device respectively;
[0003] In the paper folding machine, the first finger and the second finger are alternately moved horizontally to achieve paper stacking. In order to allow the fingers to move both vertically and horizontally, it is necessary to arrange an X-axis feeding mechanism on the Y-axis conveying mechanism. As shown in the attached drawing, the Y-axis conveying mechanism needs to be arranged with a third fixed plate for the installation of the linear guide rail of the X-axis feeding mechanism so that the second fixed plate can slide. The second and third fixed plates are basically made of square steel, and their large length will increase the weight of the entire stacking mechanism. Utility Model Content
[0004] The main purpose of the utility model is to provide a stacking mechanism, which reduces the weight of the mechanism by optimizing the lateral movement structure of the finger frame.
[0005] According to a first aspect of the utility model, a folding mechanism is provided, comprising two folding units, the folding units comprising a first guide rail, a first driving module, a rotating shaft, a second driving module and a bracket, the first guide rails being two and arranged at intervals in the horizontal direction, a first slider being slidably matched on the first guide rail so that the first slider can slide up and down, a mounting plate being fixed on the first slider, and the first driving module being connected to the mounting plate to drive the mounting plate to move up and down;
[0006] The mounting plate is provided with a mounting seat, and both ends of the rotating shaft are rotatably connected to the mounting seats respectively, and the second driving module is arranged on one of the mounting seats to drive the rotating shaft to rotate;
[0007] The mounting plate is provided with a second guide rail, and the second guide rail is slidably matched with a second slider, so that the second slider can slide horizontally, and the two ends of the bracket are respectively fixedly connected to the second slider;
[0008] A connecting rod is provided between the rotating shaft and the bracket, a swing arm is fixed on the rotating shaft, one end of the connecting rod is hinged to the swing arm, and the other end of the connecting rod is hinged to the bracket, and the rotating shaft rotates to drive the bracket to move horizontally; a plurality of finger racks are arranged on the bracket at intervals along its length direction.
[0009] In the above-mentioned stacking mechanism, the first driving module includes a motor and a belt transmission structure corresponding to the two first guide rails one by one, the belt transmission structure includes a driving wheel and a driven wheel arranged from bottom to top, the driving wheel and the driven wheel are connected by a synchronous belt transmission, the mounting plate is fixedly connected to the synchronous belt, the two driving wheels are connected by a connecting shaft, and the connecting shaft is connected to the motor
[0010] In the above-mentioned stacking mechanism, there are two connecting rods which are arranged at intervals along the length direction of the bracket.
[0011] In the above-mentioned stacking mechanism, the finger frame includes a vertical section and a horizontal section, the vertical section and the horizontal section form an inverted L-shaped structure, the vertical section is fixedly connected to the bracket, and the horizontal section extends in a direction away from the bracket.
[0012] In the above-mentioned stacking mechanism, the bracket is provided with a first air supply pipe extending along its length direction, and the first air supply pipe is provided with a plurality of first air outlets arranged at intervals along its extension direction. Some of the finger racks are provided with air outlet channels, and the air outlet channels are located in the horizontal section and penetrate the horizontal section along the extension direction of the horizontal section, and the first air outlet is connected to the air outlet channel.
[0013] In the above-mentioned stacking mechanism, the bracket is provided with a second air supply pipe extending along its length direction, and the second air supply pipe is provided with a plurality of second air outlets arranged at intervals along its extending direction.
[0014] In the above-mentioned stacking mechanism, the bracket is an aluminum profile.
[0015] In the above-mentioned folding mechanism, a paper supporting unit is arranged between the two folding units, and the paper supporting unit includes a bracket and a third driving module for driving the bracket to rise and fall. The bracket is parallel to the support, and the bracket has a plurality of paper supporting rods arranged at intervals along its length direction.
[0016] One of the above technical solutions of the utility model has at least one of the following advantages or beneficial effects:
[0017] In the utility model, the finger frame is arranged on the bracket, and the bracket is arranged on two mounting plates. A second guide rail is arranged on the mounting plate to assist the horizontal movement of the bracket, and a rotating shaft is arranged between the two mounting plates. The rotating shaft is connected to the bracket through a connecting rod. Therefore, the rotating shaft and the bracket are supported between the two mounting plates, which can improve the stability of the finger frame when it is lifted or lowered. At the same time, the rotating shaft can drive the bracket to move horizontally based on the connecting rod. There is no large-area plate body in the entire structure, and the rotating shaft, swing arm and connecting rod are all small-weight components, which greatly reduces the weight of the entire stacking mechanism. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments;
[0019] Figure 1 It is a structural schematic diagram of the first embodiment of the utility model;
[0020] Figure 2 The first embodiment of the utility model Figure 1 A partial enlarged view of A;
[0021] Figure 3 It is a side view of the first embodiment of the utility model.
[0022] Among them, the reference numerals of the figures are:
[0023] 1. Folding unit; 11. First guide rail; 12. First drive module; 13. Rotating shaft; 131. Swing arm; 14. Second drive module; 15. Bracket; 151. First air supply pipe; 152. First air outlet; 153. Second air supply pipe; 16. First slider; 17. Mounting plate; 171. Mounting seat; 172. Second guide rail; 173. Second slider; 18. Connecting rod; 19. Finger holder; 191. Vertical section; 192. Horizontal section; 193. Air outlet channel; 2. Paper support unit; 21. Bracket; 22. Third drive module; 23. Paper support rod. DETAILED DESCRIPTION
[0024] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions from beginning to end. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.
[0025] The following disclosure provides many different embodiments or examples for implementing different solutions of the present invention.
[0026] Reference Figures 1 to 3As shown, in one embodiment of the utility model, a folding mechanism includes two folding units 1, the folding unit 1 includes a first guide rail 11, a first driving module 12, a rotating shaft 13, a second driving module 14 and a bracket 15, the first guide rail 11 is two and is arranged at intervals in the horizontal direction, the first guide rail 11 is slidably matched with a first slider 16 so that the first slider 16 can slide up and down, the first slider 16 is fixed with a mounting plate 17, and the first driving module 12 is connected to the mounting plate 17 to drive the mounting plate 17 to move up and down;
[0027] The mounting plate 17 is provided with a mounting seat 171, and both ends of the rotating shaft 13 are rotatably connected to the mounting seats 171 respectively. The second driving module 14 is arranged on one of the mounting seats 171 to drive the rotating shaft 13 to rotate;
[0028] The mounting plate 17 is provided with a second guide rail 172, and a second slider 173 is slidably matched on the second guide rail 172 so that the second slider 173 can slide horizontally, and both ends of the bracket 15 are fixedly connected to the second slider 173 respectively;
[0029] A connecting rod 18 is provided between the rotating shaft 13 and the bracket 15. A swing arm 131 is fixed to the rotating shaft 13. One end of the connecting rod 18 is hinged to the swing arm 131, and the other end of the connecting rod 18 is hinged to the bracket 15. The rotating shaft 13 rotates to drive the bracket 15 to move horizontally. A plurality of finger racks 19 are arranged on the bracket 15 at intervals along its length direction.
[0030] When the folding unit 1 is in operation, the first driving module 12 drives the mounting plate 17 to move up and down, thereby driving the rotating shaft 13 and the bracket 15 to rise and fall synchronously, and the second driving module 14 drives the rotating shaft 13 to rotate, and the rotating shaft 13 drives the swing arm 131 to swing, and the swing arm 131 then pulls the connecting rod 18 to move, thereby driving the bracket 15 to move horizontally, and the finger frame 19 moves horizontally synchronously with the bracket 15; the finger frames 19 of the two folding units 1 cooperate to achieve the stacking of paper;
[0031] The rotating shaft 13 and the bracket 15 are supported between two mounting plates 17, which can improve the stability of the finger frame 19 when it is raised or lowered. At the same time, the rotating shaft 13 can drive the bracket 15 to move horizontally based on the connecting rod 18. There is no large-area plate in the entire structure, and the rotating shaft 13, the swing arm 131 and the connecting rod 18 are all light-weight components, which greatly reduces the weight of the entire stacking mechanism.
[0032] In this embodiment, the first driving module 12 includes a motor and a belt transmission structure corresponding to the two first guide rails 11 one by one. The belt transmission structure includes a driving wheel and a driven wheel arranged from bottom to top. The driving wheel and the driven wheel are connected by a synchronous belt transmission. The mounting plate 17 is fixedly connected to the synchronous belt. The two driving wheels are connected by a connecting shaft, and the connecting shaft is connected to the motor.
[0033] The electric drive connecting shaft rotates, thereby driving the two driving wheels to rotate synchronously, thereby driving the synchronous belt to move, and the synchronous belt drives the mounting plate 17 to rise and fall.
[0034] In this embodiment, the first guide rail 11 can be fixed on the external frame, and the driving wheel and the driven wheel can be rotatably arranged on the external frame.
[0035] In this embodiment, there are two connecting rods 18 and they are arranged at intervals along the length direction of the bracket 15, so that the bracket 15 can be pulled more forcefully; specifically, there are connecting sections at both ends of the rotating shaft 13, and bearings are provided in the mounting seat 171. The connecting sections are inserted into the bearings, so that the rotating shaft 13 can rotate, and the swing arm 131 is fixed on the connecting section, so that the swing arm 131 can be located at both ends of the rotating shaft 13, and the connecting rod 18 is pulled at both ends of the rotating shaft 13.
[0036] In this embodiment, the second driving module 14 includes a motor and a belt transmission assembly. The motor is fixed on the mounting seat 171 and connected to the rotating shaft 13 by the belt transmission assembly, so that the motor drives the rotating shaft 13 to rotate.
[0037] In this embodiment, the finger holder 19 includes a vertical section 191 and a horizontal section 192. The vertical section 191 and the horizontal section 192 form an inverted L-shaped structure. The vertical section 191 is fixedly connected to the bracket 15, and the horizontal section 192 extends in a direction away from the bracket 15. The horizontal section 192 is used to poke the paper to fold the paper.
[0038] In this embodiment, the bracket 15 is provided with a first air supply pipe 151 extending along its length direction, and the first air supply pipe 151 is provided with a plurality of first air outlets 152 arranged at intervals along its extension direction. Part of the finger rack 19 is provided with an air outlet channel 193, which is located in the horizontal section 192 and penetrates the horizontal section 192 along the extension direction of the horizontal section 192. The first air outlet 152 is connected with the air outlet channel 193, so that the horizontal section 192 can blow out air to assist in the folding of paper.
[0039] In this embodiment, the bracket 15 is provided with a second air supply pipe 153 extending along its length direction, and the second air supply pipe 153 is provided with a plurality of second air outlets arranged at intervals along its extension direction. The second air outlet is located between two adjacent finger racks 19, and can blow air toward the paper. The top layer of paper is easily kept in a vertical state due to static electricity. At this time, the second air outlet can blow air to blow down the top layer of paper.
[0040] In this embodiment, the first air supply pipe 151 and the second air supply pipe 153 are respectively connected to external air supply equipment and operate independently through valves.
[0041] In this embodiment, the bracket 15 is made of aluminum profile, which is lighter and has lower cost.
[0042] In this embodiment, a paper supporting unit 2 is provided between the two folding units 1, and the paper supporting unit 2 includes a bracket 21 and a third driving module 22 for driving the bracket 21 to rise and fall. The bracket 21 is parallel to the support 15, and the bracket 21 has a plurality of paper supporting rods 23 arranged at intervals along its length direction. The paper supporting rods 23 cooperate with the finger rack 19 to rise and fall, and are used to carry the folded paper; the third driving module 22 is similar to the first driving module 12.
[0043] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.
Claims
1. A folding mechanism, comprising two folding units, characterized in that: The folding unit comprises a first guide rail, a first driving module, a rotating shaft, a second driving module and a bracket, wherein the first guide rail is two and arranged at intervals in the horizontal direction, a first slider is slidably matched on the first guide rail so that the first slider can slide up and down, a mounting plate is fixed on the first slider, and the first driving module is connected to the mounting plate to drive the mounting plate to move up and down; The mounting plate is provided with a mounting seat, and both ends of the rotating shaft are rotatably connected to the mounting seats respectively, and the second driving module is arranged on one of the mounting seats to drive the rotating shaft to rotate; The mounting plate is provided with a second guide rail, and the second guide rail is slidably matched with a second slider, so that the second slider can slide horizontally, and the two ends of the bracket are respectively fixedly connected to the second slider; A connecting rod is provided between the rotating shaft and the bracket, a swing arm is fixed on the rotating shaft, one end of the connecting rod is hinged to the swing arm, and the other end of the connecting rod is hinged to the bracket, and the rotating shaft rotates to drive the bracket to move horizontally; a plurality of finger racks are arranged on the bracket at intervals along its length direction.
2. The stacking mechanism according to claim 1, characterized in that: The first driving module includes a motor and a belt transmission structure corresponding to the two first guide rails one by one, the belt transmission structure includes a driving wheel and a driven wheel arranged from bottom to top, the driving wheel and the driven wheel are connected by a synchronous belt transmission, the mounting plate is fixedly connected to the synchronous belt, the two driving wheels are connected by a connecting shaft, and the connecting shaft is connected to the motor.
3. The stacking mechanism according to claim 1, characterized in that: There are two connecting rods which are arranged at intervals along the length direction of the bracket.
4. The stacking mechanism according to claim 1, characterized in that: The finger support comprises a vertical section and a horizontal section, wherein the vertical section and the horizontal section form an inverted L-shaped structure, the vertical section is fixedly connected to the support, and the horizontal section extends in a direction away from the support.
5. The stacking mechanism according to claim 4, characterized in that: The bracket is provided with a first air supply pipe extending along its length direction, and the first air supply pipe is provided with a plurality of first air outlets arranged at intervals along its extension direction. Some of the finger racks are provided with an air outlet channel, and the air outlet channel is located in the horizontal section and passes through the horizontal section along the extension direction of the horizontal section, and the first air outlet is connected to the air outlet channel.
6. The stacking mechanism according to claim 1, characterized in that: The bracket is provided with a second air supply pipe extending along the length direction thereof, and the second air supply pipe is provided with a plurality of second air outlets arranged at intervals along the extending direction thereof.
7. The stacking mechanism according to any one of claims 1 to 6, characterized in that: The bracket is an aluminum profile.
8. The stacking mechanism according to claim 1, characterized in that: A paper supporting unit is arranged between the two folding units, and the paper supporting unit comprises a bracket and a third driving module for driving the bracket to rise and fall. The bracket is parallel to the support, and a plurality of paper supporting rods are arranged at intervals along the length direction of the bracket.