EVA (Ethylene Vinyl Acetate) sheet pressing device

Abstract

The utility model discloses an EVA (Ethylene Vinyl Acetate) sheet pressing device, which belongs to the technical field of pressing devices and comprises a bottom plate, a vertical plate I is fixedly connected onto the bottom plate, a vertical plate II is fixedly connected onto the bottom plate, a top plate is fixedly connected onto the top of the vertical plate I and the top of the vertical plate II, and a motor is fixedly connected onto the top plate. The output end of the motor is fixedly connected with a rotating shaft, one end of the rotating shaft is rotationally connected to the bottom plate, the motor is started to drive the rotating shaft to rotate, the first bevel gear and the third bevel gear can be driven to rotate at the same time, and then the first pressing roller and the second pressing roller are driven to rotate reversely under the action of the second bevel gear and the fourth bevel gear; according to the EVA sheet press-fit device, the two sets of EVA sheets coated with adhesives are pressed, the electric push rod drives the sliding plate to ascend and descend, the distance between the first press-fit roller and the second press-fit roller can be adjusted, press-fit is conducted according to the EVA sheets with different thicknesses, the press-fit efficiency is effectively improved, and the universality of the EVA sheet press-fit device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressing devices, in particular to an EVA sheet pressing device. Background Art

[0002] EVA, or ethylene-vinyl acetate copolymer, is widely used in industrial production as a basic raw material for manufacturing lightweight, cushioning, thermal insulation, waterproof and other materials due to its excellent physical properties and chemical stability. EVA material has good cushioning, weather resistance, flexibility and thermoplasticity, which makes it used in many fields such as footwear, luggage, automotive interiors, building insulation, etc.

[0003] With the advancement of technology, EVA sheet lamination devices have been widely used in the market. The traditional EVA sheet lamination process may have problems such as low efficiency, uneven bonding, and poor production environment. Especially when using solvent-based adhesives, it is easy to cause uneven lamination problems, and the distance between the lamination rollers cannot be adjusted according to the different thicknesses of EVA sheets. Not only is the lamination efficiency low, but it also has certain limitations when used. Utility Model Content

[0004] The utility model solves the technical problems in the above-mentioned background technology and provides an EVA sheet pressing device.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is:

[0006] An EVA sheet laminating device comprises a bottom plate, a vertical plate 1 is fixedly connected to the bottom plate, a vertical plate 2 is fixedly connected to the bottom plate, a top plate is fixedly connected to the tops of the vertical plate 1 and the vertical plate 2, a motor is fixedly connected to the top plate, a rotating shaft is fixedly connected to the output end of the motor, one end of the rotating shaft is rotatably connected to the bottom plate, the rotating shaft is meshed with a bevel gear 1 through a flat key, the bevel gear 1 is meshed with a bevel gear 2, a laminating roller 1 is fixedly connected to the bevel gear 2, a bevel gear 3 is fixedly connected to the rotating shaft, the bevel gear 3 is meshed with a bevel gear 4, and a laminating roller 2 is fixedly connected to the bevel gear 4.

[0007] Preferably, an electric push rod is fixedly connected to the bottom of the top plate, one end of the electric push rod is fixedly connected to a sliding plate, the pressing roller 1 is rotatably connected to the sliding plate, the vertical plate 2 is provided with a slide groove 1, the sliding plate slides through the slide groove 1, the vertical plate 1 is provided with a slide groove 2, one end of the sliding plate slides in the slide groove 2, one end of the sliding plate is fixedly connected to a mounting plate, the bevel gear 1 is rotatably connected to the mounting plate, the vertical plate 2 is provided with a slide groove 3, and one end of the pressing roller 1 slides through the slide groove 3.

[0008] Preferably, a threaded rod is rotatably connected to the bottom plate, one end of the threaded rod is threadedly connected to limiting plate one, and the end of the threaded rod away from limiting plate one is threadedly connected to limiting plate two, a limiting groove is provided below the top plate, limiting plate one and limiting plate two slide in the limiting groove, and a knob is fixedly connected to one side of the threaded rod.

[0009] Preferably, universal wheels are provided at the bottom of the base plate, and four groups of universal wheels are provided and evenly distributed, and the universal wheels have a self-locking function.

[0010] Preferably, the size of the bottom plate is consistent with that of the top plate, the size of the vertical plate 1 is consistent with that of the vertical plate 2, four groups of flat keys are provided, and the bevel gear 1 and the bevel gear 3 are symmetrically arranged.

[0011] Preferably, the rotating shaft passes through the mounting plate, the laminating roller one is located above the laminating roller two, one end of the laminating roller two is rotatably connected to the vertical plate one, the bevel gear four is rotatably connected to the vertical plate two, and the bottom of the laminating roller one is lower than the bottom of the sliding plate.

[0012] Preferably, the threaded rod is provided with two sets of opposite thread structures, the knob is located on the side away from the rotating shaft, and the first limiting plate and the second limiting plate are symmetrically arranged.

[0013] With the above structure, the utility model has the following advantages:

[0014] 1. The utility model drives the rotating shaft to rotate by starting the motor, and can drive the bevel gear 1 and the bevel gear 3 to rotate simultaneously, and then drives the pressing roller 1 and the pressing roller 2 to rotate in the opposite direction under the action of the bevel gear 2 and the bevel gear 4, so as to press two groups of EVA sheets coated with adhesive, and the sliding plate is driven to rise and fall by the electric push rod, and the distance between the pressing roller 1 and the pressing roller 2 can be adjusted, so as to press EVA sheets of different thicknesses, which not only effectively improves the efficiency of pressing, but also enhances the versatility of the device.

[0015] 2. The utility model can drive the limiting plate 1 and the limiting plate 2 to slide in the limiting groove in relative directions by rotating the threaded rod, and adjust the distance according to the width of the EVA sheet so that there will be no deviation during pressing, thereby ensuring the yield rate, and the knob is located on the side away from the rotating shaft, which ensures safety during adjustment, and then the device can be easily moved through four sets of universal wheels, thereby enhancing the practicality of the device.

[0016] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or technical descriptions will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 This is a schematic diagram of the structure of an EVA sheet pressing device of the utility model. Figure 1 ;

[0019] Figure 2 This is a schematic diagram of the structure of an EVA sheet pressing device of the utility model. Figure 2 ;

[0020] Figure 3 This is a schematic diagram of the structure of an EVA sheet pressing device of the utility model. Figure 3 ;

[0021] Figure 4 yes Figure 2 Enlarged view of point A in .

[0022] As shown in the figure: 1. Bottom plate; 2. Vertical plate 1; 3. Vertical plate 2; 4. Top plate; 5. Motor; 6. Rotating shaft; 7. Flat key; 8. Bevel gear 1; 9. Bevel gear 2; 10. Pressing roller 1; 11. Bevel gear 3; 12. Bevel gear 4; 13. Pressing roller 2; 14. Electric push rod; 15. Sliding plate; 16. Slide slot 1; 17. Slide slot 2; 18. Mounting plate; 19. Slide slot 3; 20. Threaded rod; 21. Limit plate 1; 22. Limit plate 2; 23. Limit slot; 24. Knob; 25. Universal wheel. Specific implementation plan

[0023] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0024] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0025] The utility model is further described in detail below in conjunction with the full text:

[0026] Combined with Figures 1 to 4 , an EVA sheet laminating device, comprising a bottom plate 1, a vertical plate 2 is fixedly connected to the bottom plate 1, a vertical plate 2 3 is fixedly connected to the bottom plate 1, a top plate 4 is fixedly connected to the tops of the vertical plates 1 2 and 2 3, a motor 5 is fixedly connected to the top plate 4, a rotating shaft 6 is fixedly connected to the output end of the motor 5, one end of the rotating shaft 6 is rotatably connected to the bottom plate 1, the rotating shaft 6 is meshedly connected to a bevel gear 1 8 through a flat key 7, the bevel gear 1 8 is meshedly connected to a bevel gear 2 9, a laminating roller 10 is fixedly connected to the bevel gear 2 9, a bevel gear 3 11 is fixedly connected to the rotating shaft 6, and the bevel gear 3 11 is meshedly connected to a bevel gear 4 12, A laminating roller 2 13 is fixedly connected to the bevel gear 4 12, and the rotating shaft 6 is driven to rotate by starting the motor 5, and the bevel gear 1 8 and the bevel gear 3 11 can be driven to rotate simultaneously, and then the laminating roller 10 and the laminating roller 2 13 are driven to rotate in opposite directions under the action of the bevel gear 2 9 and the bevel gear 4 12, so that two groups of EVA sheets coated with adhesive are laminated, and the sliding plate 15 is driven to rise and fall by the electric push rod 14, and the distance between the laminating roller 10 and the laminating roller 2 13 can be adjusted, so that EVA sheets of different thicknesses can be laminated, which not only effectively improves the laminating efficiency, but also enhances the versatility of the device.

[0027] Among them, an electric push rod 14 is fixedly connected to the bottom of the top plate 4, one end of the electric push rod 14 is fixedly connected to a sliding plate 15, the pressing roller 10 is rotatably connected to the sliding plate 15, a slide groove 16 is provided on the vertical plate 23, the sliding plate 15 slides through the slide groove 16, a slide groove 2 17 is provided on the vertical plate 12, one end of the sliding plate 15 slides in the slide groove 2 17, one end of the sliding plate 15 is fixedly connected to a mounting plate 18, a bevel gear 18 is rotatably connected to the mounting plate 18, a slide groove 3 19 is provided on the vertical plate 23, and the pressing roller 1 One end of the top plate 4 is threadedly connected to the bottom plate 1, and one end of the threaded rod 20 is threadedly connected to the limiting plate 1 21. The end of the threaded rod 20 away from the limiting plate 1 21 is threadedly connected to the limiting plate 2 22. A limiting groove 23 is provided below the top plate 4. The limiting plate 1 21 and the limiting plate 22 slide in the limiting groove 23. A knob 24 is fixedly connected to one side of the threaded rod 20. A universal wheel 25 is provided at the bottom of the bottom plate 1. The universal wheel 25 is provided in four groups and is evenly distributed. The universal wheel 25 has Self-locking function, the size of the bottom plate 1 is consistent with the size of the top plate 4, the size of the vertical plate 1 2 is consistent with the size of the vertical plate 2 3, the flat key 7 is provided with four groups, the bevel gear 1 8 and the bevel gear 3 11 are symmetrically arranged, the rotating shaft 6 passes through the mounting plate 18, the pressing roller 10 is located above the pressing roller 2 13, one end of the pressing roller 2 13 is rotatably connected to the vertical plate 1 2, the bevel gear 4 12 is rotatably connected to the vertical plate 2 3, the bottom of the pressing roller 10 is lower than the bottom of the sliding plate 15, the threaded rod 20 is provided with two groups of opposite thread structures, the knob 2 4 is located on the side away from the rotating shaft 6, the limiting plate 1 21 and the limiting plate 2 22 are symmetrically arranged, and the limiting plate 1 21 and the limiting plate 2 22 can be driven to slide in the limiting groove 23 in the relative direction by rotating the threaded rod 20, and the distance is adjusted according to the width of the EVA sheet so that it will not be offset during the pressing, thereby ensuring the yield rate, and the knob 24 is located on the side away from the rotating shaft 6, ensuring safety during adjustment, and then through the four sets of universal wheels 25, the device is convenient to move, thereby enhancing the practicality of the device.

[0028] Working principle of the utility model: when in use, first move the device to the operation site through four sets of universal wheels 25 and lock it, then adjust the distance between the pressing roller 10 and the pressing roller 2 13 according to the thickness of the EVA sheet, start the electric push rod 14 to push the sliding plate 15 to slide in the slide groove 16 and the slide groove 2 17, at this time, the bevel gear 18 slides on the flat key 7, and then adjust the distance between the limit plate 1 21 and the limit plate 2 22 according to the width of the EVA sheet, manually rotate the knob 24 to drive the threaded rod 20 to rotate, and can drive the limit plate 1 21 and the limit plate 22 to slide relatively in the limit groove 23, then start the motor 5 to drive the rotating shaft 6 to grab on the bottom plate 1, and drive the bevel gear through the flat key 7 1-8 rotates, bevel gear 18 drives bevel gear 2 9 to rotate, bevel gear 29 drives pressing roller 10 to rotate on sliding plate 15, at this time, rotating shaft 6 drives bevel gear 3 11 to rotate, bevel gear 3 11 drives bevel gear 4 12 to rotate on vertical plate 2 3, thereby driving pressing roller 2 13 to rotate on vertical plate 2, and pressing roller 10 and pressing roller 2 13 rotate in opposite directions, then the operator inserts two groups of EVA sheets coated with adhesive and bonded between pressing roller 10 and pressing roller 2 13, and the two sides are respectively bonded to limit plate 1 21 and limit plate 2 22, under the action of pressing roller 10 and pressing roller 2 13, the two groups of EVA sheets are pressed together, and the pressed EAV sheets are transmitted out.

[0029] The above describes the utility model and its implementation methods, which is not restrictive. What is shown in the full text is only one of the implementation methods of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it, without departing from the purpose of the invention of the utility model, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the utility model.

Claims

1. An EVA sheet laminating device, comprising a bottom plate (1), characterized in that: The bottom plate (1) is fixedly connected to a vertical plate 1 (2), the bottom plate (1) is fixedly connected to a vertical plate 2 (3), the top of the vertical plate 1 (2) and the vertical plate 2 (3) is fixedly connected to a top plate (4), the top plate (4) is fixedly connected to a motor (5), the output end of the motor (5) is fixedly connected to a rotating shaft (6), one end of the rotating shaft (6) is rotatably connected to the bottom plate (1), the rotating shaft (6) is meshedly connected to a bevel gear 1 (8) through a flat key (7), the bevel gear 1 (8) is meshedly connected to a bevel gear 2 (9), the bevel gear 2 (9) is fixedly connected to a pressing roller 1 (10), the rotating shaft (6) is fixedly connected to a bevel gear 3 (11), the bevel gear 3 (11) is meshedly connected to a bevel gear 4 (12), and the bevel gear 4 (12) is fixedly connected to a pressing roller 2 (13).

2. The EVA sheet laminating device according to claim 1, characterized in that: An electric push rod (14) is fixedly connected to the bottom of the top plate (4), one end of the electric push rod (14) is fixedly connected to a sliding plate (15), the pressing roller 1 (10) is rotatably connected to the sliding plate (15), a sliding groove 1 (16) is provided on the vertical plate 2 (3), the sliding plate (15) slides through the sliding groove 1 (16), the vertical plate 1 (2) is provided with a sliding groove 2 (17), one end of the sliding plate (15) slides in the sliding groove 2 (17), one end of the sliding plate (15) is fixedly connected to a mounting plate (18), the bevel gear 1 (8) is rotatably connected to the mounting plate (18), the vertical plate 2 (3) is provided with a sliding groove 3 (19), one end of the pressing roller 1 (10) slides through the sliding groove 3 (19).

3. The EVA sheet pressing device according to claim 2, characterized in that: A threaded rod (20) is rotatably connected to the bottom plate (1), one end of the threaded rod (20) is threadedly connected to a limiting plate (21), and one end of the threaded rod (20) away from the limiting plate (21) is threadedly connected to a limiting plate (22). A limiting groove (23) is provided below the top plate (4), and the limiting plate (21) and the limiting plate (22) slide in the limiting groove (23). A knob (24) is fixedly connected to one side of the threaded rod (20).

4. The EVA sheet laminating device according to claim 3, characterized in that: The bottom of the base plate (1) is provided with universal wheels (25), and the universal wheels (25) are provided in four groups and are evenly distributed, and the universal wheels (25) have a self-locking function.

5. The EVA sheet laminating device according to claim 4, characterized in that: The size of the bottom plate (1) is consistent with that of the top plate (4), the size of the vertical plate 1 (2) is consistent with that of the vertical plate 2 (3), four groups of flat keys (7) are provided, and the bevel gear 1 (8) and the bevel gear 3 (11) are symmetrically arranged.

6. The EVA sheet pressing device according to claim 5, characterized in that: The rotating shaft (6) passes through the mounting plate (18), the laminating roller one (10) is located above the laminating roller two (13), one end of the laminating roller two (13) is rotatably connected to the vertical plate one (2), the bevel gear four (12) is rotatably connected to the vertical plate two (3), and the bottom of the laminating roller one (10) is lower than the bottom of the sliding plate (15).

7. The EVA sheet laminating device according to claim 6, characterized in that: The threaded rod (20) is provided with two sets of opposite thread structures, the knob (24) is located on a side away from the rotating shaft (6), and the first limiting plate (21) and the second limiting plate (22) are symmetrically arranged.

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