Lifting platform of paper splitting machine
By designing the lifting platform of the paper slitting machine and using technologies such as hydraulic cylinders and electromagnets, synchronous adjustment of the longitudinal and transverse cutting tool is achieved, solving the problem of low adjustment efficiency in the existing technology, and improving the paper slitting machine Overall efficiency and accuracy.
Patent Information
- Application Number
- CN202421099699.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-20
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-05-20
AI Technical Summary
The horizontal cutter and longitudinal cutter of existing paper slitters cannot adjust the height simultaneously, resulting in low adjustment efficiency.
A paper slitting machine lifting platform is designed, through structures such as hydraulic cylinder, connecting rod and electromagnet, the synchronous adjustment of the longitudinal cutting knife and the transverse cutting knife is realized, allowing the transverse frame and the fixing frame to be lifted independently, and through the hydraulic cylinder and the slide. The rod drives the cutter for height adjustment.
The synchronous adjustment of the height of the longitudinal cutter and the transverse cutter is achieved, which improves the adjustment efficiency and ensures the accuracy of the cutting tool height.
Smart Images
Figure CN222331150U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of paper slitting machines, in particular to a lifting platform for a paper slitting machine. Background Art
[0002] Paper slitting machine is a paper processing equipment that slits and rewinds wide roll paper into rolls of different widths and diameters; it is widely used in paper processing industry or pre-press and post-press mechanical equipment.
[0003] The paper slitting machine is composed of a slitting mechanism, a conveying mechanism, a feeding mechanism and other structures. The slitting mechanism has a transverse cutter and a longitudinal cutter. Although the transverse cutter and the longitudinal cutter can adjust the height, they cannot adjust the height synchronously. It is necessary to adjust the height of one set of cutters before adjusting the height of the other set of cutters. The adjustment efficiency is low, so it needs to be improved. Utility Model Content
[0004] The utility model aims to provide a lifting platform for a paper slitting machine, so as to solve the problem that the transverse cutter and the longitudinal cutter of the paper slitting machine proposed in the above background technology cannot adjust the height synchronously.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a paper slitting machine lifting platform, comprising a main frame, openings are opened on both sides of the main frame, a belt conveyor is arranged on the inner side of the main frame, a first hydraulic cylinder is arranged on the top side of the main frame, a fixed frame and a cross frame are arranged on the inner side of the opening of the main frame, one end of the first hydraulic cylinder is connected to a connecting rod, one end of the connecting rod is connected to the cross frame, the bottom side of the cross frame is connected to a connecting rod, the connecting rod on the bottom side of the cross frame is movably connected to the fixed frame, a longitudinal cutting knife is arranged on the inner side of the fixed frame, a cross cutting knife is arranged at the bottom of the cross frame, and the fixed frame and the cross frame are both slidably connected to the main frame.
[0006] Preferably, a slot is provided on the top side of the fixed frame, an iron plug block is arranged inside the slot, grooves are provided at both ends of the slot, the top of the iron plug block is connected to the connecting rod of the first hydraulic cylinder, grooves are provided at both ends of the iron plug block, a second spring and a third electromagnet are fixedly connected inside the groove, one end of the second spring is connected to a clamping block, the clamping block is inserted into the grooves at both ends of the slot, and the third electromagnet and the clamping block form a magnetic connection.
[0007] Preferably, a support seat is fixedly connected to the inner wall of the main frame opening, a fixing frame is arranged on the top of the support seat, a limiting rod is fixedly connected to the bottom side of the fixing frame, one end of the limiting rod is inserted into the support seat, and the limiting rod and the support seat form a sliding connection.
[0008] Preferably, a groove is provided at the bottom of the fixing frame, a second electromagnet is arranged inside the groove, a first electromagnet and a first spring are fixedly connected inside the support seat, one end of the first spring is connected to an iron block, and the iron block is inserted into the bottom of the fixing frame and magnetically adsorbed and connected to the second electromagnet.
[0009] Preferably, both ends of the fixed frame and the cross frame are fixedly connected with sliding blocks, and the inner sides of the openings on both sides of the main frame are provided with sliding grooves, and the sliding blocks are inserted into the sliding grooves.
[0010] Preferably, a second hydraulic cylinder is fixedly connected to the top side of the cross frame, one end of which is connected to the top of the cross-cutting knife, a sliding rod is fixedly connected to the top side of the cross-cutting knife, one end of the sliding rod passes through the cross frame, and the sliding rod forms a sliding connection with the cross frame.
[0011] Preferably, a rotating shaft is rotatably connected inside the fixing frame, a longitudinal cutting knife is fixedly connected to the outer wall of the rotating shaft, a driving motor is fixedly connected to one side of the fixing frame, and one end of the driving motor shaft is connected to one side of the rotating shaft.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] (1) This device can achieve synchronous adjustment of the height of the longitudinal cutting knife and the cross cutting knife, thereby improving the efficiency of the height adjustment of the longitudinal cutting knife and the cross cutting knife.
[0014] (2) This device connects the two sides of the horizontal frame and the fixed frame through connecting rods, and at the same time connects the top of the horizontal frame to the first hydraulic cylinder through the connecting rod. During the lifting process, the first hydraulic cylinder can drive the horizontal frame and the fixed frame to rise and fall synchronously, thereby achieving synchronous adjustment of the height of the cross-cutting knife and the longitudinal cutting knife on the horizontal frame and the fixed frame, thereby improving the adjustment efficiency.
[0015] (3) The horizontal frame and the fixed frame of the device can be separated, and the fixed frame is movably connected to the support seat at the bottom. The height of the fixed frame can be automatically adjusted. Therefore, after the horizontal frame is separated from the fixed frame, the heights of the cutting knife and the longitudinal cutting knife on the horizontal frame and the fixed frame can be adjusted separately, thereby ensuring the accuracy of the height adjustment of the cutting knife and the longitudinal cutting knife. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the structure of a lifting platform of a paper slitting machine of the utility model;
[0017] Figure 2 This is a left view of a lifting platform of a paper slitting machine of the utility model;
[0018] Figure 3 The utility model is a paper cutting machine lifting platform Figure 1 Enlarged view of point A in the middle;
[0019] Figure 4The utility model is a side sectional view of a fixing frame of a lifting platform of a paper slitting machine.
[0020] In the figure: 1. first hydraulic cylinder; 2. slide bar; 3. connecting rod; 4. cross frame; 5. main frame; 6. second hydraulic cylinder; 7. fixed frame; 8. driving motor; 9. rotating shaft; 10. longitudinal cutting knife; 11. belt conveyor; 12. transverse cutting knife; 13. sliding block; 14. supporting seat; 15. limiting rod; 16. first electromagnet; 17. first spring; 18. iron block; 19. second electromagnet; 20. iron plug block; 21. clamping block; 22. second spring; 23. third electromagnet. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] See also Figure 1-4The utility model provides a technical solution: a paper slitting machine lifting platform, including a main frame 5, both sides of the main frame 5 are provided with openings, the inner wall of the opening of the main frame 5 is fixedly connected with a support seat 14, a fixed frame 7 is arranged on the top of the support seat 14, and a limit rod 15 is fixedly connected to the bottom side of the fixed frame 7, one end of the limit rod 15 is inserted into the inside of the support seat 14, and the limit rod 15 and the support seat 14 form a sliding connection; this structure can improve the stability of the fixed frame 7 during the lifting process by arranging the limit rod 15; a belt conveyor 11 is arranged on the inner side of the main frame 5, a first hydraulic cylinder 1 is arranged on the top side of the main frame 5, a fixed frame 7 and a cross frame 4 are arranged on the inner side of the opening of the main frame 5, a slot is arranged on the top side of the fixed frame 7, an iron plug block 20 is arranged inside the slot, and two ends of the slot are opened A groove is provided, the top of the iron plug 20 is connected to the connecting rod 3 of the first hydraulic cylinder 1, and grooves are provided at both ends of the iron plug 20. A second spring 22 and a third electromagnet 23 are fixedly connected inside the groove. One end of the second spring 22 is connected to a clamping block 21, and the clamping block 21 is inserted into the grooves at both ends of the slot. The third electromagnet 23 and the clamping block 21 form a magnetic connection; with this structure, the connecting rod 3 of the first hydraulic cylinder 1 can be connected or separated from the fixing frame 7 at any time; the clamping block 21 can be connected to the fixing frame 7 by separating the clamping block 21 from the third electromagnet 23, and the clamping block 21 can be separated from the fixing frame 7 by connecting the clamping block 21 to the third electromagnet 23; a groove is provided at the bottom of the fixing frame 7, and a second electromagnet 19 is provided inside the groove, and a second electromagnet 19 is fixed inside the support seat 14. A first electromagnet 16 and a first spring 17 are connected, one end of the first spring 17 is connected to an iron block 18, the iron block 18 is inserted into the bottom of the fixed frame 7 and is magnetically adsorbed and connected to the second electromagnet 19; this structure can prevent the fixed frame 7 from being misaligned and separated from the support seat 14 through the adsorption of the second electromagnet 19 and the iron block 18; the distance between the first electromagnet 16 and the iron block 18 can be controlled by adjusting the voltage of the first electromagnet 16, thereby controlling the expansion and contraction of the first spring 17, and thus achieving the purpose of independent lifting of the fixed frame 7; both ends of the fixed frame 7 and the cross frame 4 are fixedly connected with sliders 13, and the inner sides of the openings on both sides of the main frame 5 are provided with slide grooves, and the slide grooves are inserted inside the slide grooves; this structure can improve the fixed frame 7 and the cross frame 4 during the lifting process by setting the sliders 13 Sliding stability; the top side of the cross frame 4 is fixedly connected to a second hydraulic cylinder 6, one end of the second hydraulic cylinder 6 is connected to the top of the cross-cutting knife 12, the top side of the cross-cutting knife 12 is fixedly connected to a slide bar 2, one end of the slide bar 2 passes through the cross frame 4, and the slide bar 2 and the cross frame 4 form a sliding connection; this structure makes the cross frame 4 more stable during the lifting process by arranging the slide bar 2; the cross-cutting knife 12 can be pushed by the second hydraulic cylinder 6 to cut the paper horizontally; the inner side of the fixed frame 7 is rotatably connected to a rotating shaft 9, the outer wall of the rotating shaft 9 is fixedly connected to a longitudinal cutting knife 10, one side of the fixed frame 7 is fixedly connected to a driving motor 8, and one end of the driving motor 8 shaft is connected to one side of the rotating shaft 9; this structure drives the rotating shaft 9 to rotate through the driving motor 8, so that the rotating shaft 9 drives the longitudinal cutting knife 10 to cut the paper longitudinally;One end of the first hydraulic cylinder 1 is connected to a connecting rod 3, one end of the connecting rod 3 is connected to a cross frame 4, the bottom side of the cross frame 4 is connected to a connecting rod 3, the connecting rod 3 on the bottom side of the cross frame 4 is movably connected to a fixed frame 7, a longitudinal cutter 10 is arranged inside the fixed frame 7, a transverse cutter 12 is arranged at the bottom of the cross frame 4, and the fixed frame 7 and the cross frame 4 are both slidably connected to the main frame 5; the device can realize the separate adjustment of the height of the transverse cutter 12 and the longitudinal cutter 10, and can also realize the synchronous adjustment of the longitudinal cutter 10 and the transverse cutter 12, thereby improving the adjustment efficiency. ;
[0023] Working principle: When using the paper slitting machine lifting platform, if it is necessary to adjust the height of the longitudinal cutter 10 and the cross cutter 12 synchronously, the first hydraulic cylinder 1 can be started, so that the first hydraulic cylinder 1 drives the cross frame 4 and the fixed frame 7 as well as the longitudinal cutter 10 and the cross cutter 12 to rise and fall synchronously through the connecting rod 3. If it is necessary to adjust the height of the longitudinal cutter 10 and the cross cutter 12 separately, the third electromagnet 23 can be started, so that the third electromagnet 23 and the card block 21 are magnetically adsorbed, so that the card block 21 is separated from the fixed frame 7 and enters the iron plug block 20. At this time, the second spring 22 is in a compressed state, and then the first hydraulic cylinder 1 is adjusted to make the first hydraulic cylinder 1 drive the connecting rod 3, the cross frame 4 and the iron plug 20 to separate from the fixed frame 7, and then the voltage of the first electromagnet 16 is adjusted to adjust the magnetic force of the first electromagnet 16, so that the distance between the first electromagnet 16 and the iron block 18 can be adjusted, thereby controlling the expansion and contraction of the first spring 17, so as to achieve the purpose of adjusting the height of the fixed frame 7 and the longitudinal cutting knife 10, and the height of the transverse cutting knife 12 can be directly adjusted by the first hydraulic cylinder 1.
[0024] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.
Claims
1. A paper slitting machine lifting platform, comprising a main frame (5), characterized in that: The main frame (5) is provided with openings on both sides, a belt conveyor (11) is arranged on the inner side of the main frame (5), a first hydraulic cylinder (1) is arranged on the top side of the main frame (5), a fixed frame (7) and a cross frame (4) are arranged on the inner side of the opening of the main frame (5), one end of the first hydraulic cylinder (1) is connected to a connecting rod (3), one end of the connecting rod (3) is connected to the cross frame (4), the bottom side of the cross frame (4) is connected to the connecting rod (3), the connecting rod (3) on the bottom side of the cross frame (4) is movably connected to the fixed frame (7), a longitudinal cutting knife (10) is arranged on the inner side of the fixed frame (7), a cross cutting knife (12) is arranged on the bottom of the cross frame (4), and the fixed frame (7) and the cross frame (4) are both slidably connected to the main frame (5).
2. A paper slitting machine lifting platform according to claim 1, characterized in that: A slot is provided on the top side of the fixing frame (7), an iron plug block (20) is arranged inside the slot, grooves are provided at both ends of the slot, the top of the iron plug block (20) is connected to the connecting rod (3) of the first hydraulic cylinder (1), grooves are provided at both ends of the iron plug block (20), a second spring (22) and a third electromagnet (23) are fixedly connected inside the grooves, one end of the second spring (22) is connected to a clamping block (21), the clamping block (21) is inserted into the grooves at both ends of the slot, and the third electromagnet (23) and the clamping block (21) form a magnetic connection.
3. The paper slitting machine lifting platform according to claim 1, characterized in that: The inner wall of the opening of the main frame (5) is fixedly connected to a support seat (14), a fixing frame (7) is arranged on the top of the support seat (14), a limiting rod (15) is fixedly connected to the bottom side of the fixing frame (7), one end of the limiting rod (15) is inserted into the support seat (14), and the limiting rod (15) and the support seat (14) are slidably connected.
4. The paper slitting machine lifting platform according to claim 1, characterized in that: A groove is provided at the bottom of the fixing frame (7), a second electromagnet (19) is arranged inside the groove, a first electromagnet (16) and a first spring (17) are fixedly connected inside the support seat (14), one end of the first spring (17) is connected to an iron block (18), and the iron block (18) is inserted into the bottom of the fixing frame (7) and is magnetically adsorbed and connected to the second electromagnet (19).
5. The paper slitting machine lifting platform according to claim 1, characterized in that: Both ends of the fixed frame (7) and the cross frame (4) are fixedly connected with sliding blocks (13), and the inner sides of the openings on both sides of the main frame (5) are provided with sliding grooves, and the sliding blocks (13) are inserted into the sliding grooves.
6. The paper slitting machine lifting platform according to claim 1, characterized in that: A second hydraulic cylinder (6) is fixedly connected to the top side of the cross frame (4), one end of the second hydraulic cylinder (6) is connected to the top of the cross-cutting knife (12), a sliding rod (2) is fixedly connected to the top side of the cross-cutting knife (12), one end of the sliding rod (2) passes through the cross frame (4), and the sliding rod (2) and the cross frame (4) form a sliding connection.
7. The paper slitting machine lifting platform according to claim 1, characterized in that: A rotating shaft (9) is rotatably connected to the inner side of the fixed frame (7), a longitudinal cutting knife (10) is fixedly connected to the outer wall of the rotating shaft (9), a driving motor (8) is fixedly connected to one side of the fixed frame (7), and one end of the shaft of the driving motor (8) is connected to one side of the rotating shaft (9).