Multi-layer simultaneous feeding and discharging press

Abstract

The invention belongs to the technical field of pressing machines, and discloses a multi-layer simultaneous feeding and discharging pressing machine which comprises a rack, at least three layers of pressing plates sequentially mounted in the rack from top to bottom, conveying mechanisms mounted on the pressing plates and a transverse moving mechanism mounted on the rack. The conveying mechanism comprises a driving roller, a driven roller, a conveying belt and a conveying driving unit for driving the driving roller to rotate, the driving roller and the driven roller are arranged in parallel and rotationally connected to the two ends of the pressing plate correspondingly, and the driving roller is in transmission connection with the driven roller through the conveying belt; a driving shaft of the conveying driving unit is detachably connected with the driving roller; and the transverse moving mechanism is connected with all the conveying driving units. When the pressing plate is closed, the boundary dimension of a power element does not need to be considered any more, then the thickness of the pressing plate can be properly adjusted, energy consumption needed by heating and cooling can be reduced, meanwhile, consumption of steel is reduced, the weight of the pressing plate is reduced, and the total height of equipment is reduced.

Description

Technical Field

[0001] The invention belongs to the technical field of presses, and in particular relates to a multi-layer simultaneous feeding and discharging press. Background Art

[0002] With the improvement of the quality of life at home and the emergence of various industries, the consumption of panels is also increasing. The multi-layer press is one of the main equipment in the production process of artificial panels. It is used to press and glue the slabs after the glue is combined. The existing multi-layer press is equipped with a transmission device. The power element that drives the conveyor belt is connected to the pressing plate. When closing, the outer dimensions of the power element must be considered. The thickness of the selected pressing plate is relatively thick, resulting in more steel consumption and increasing the total height of the equipment. Reducing the weight of the pressing plate is a problem faced by this field. Summary of the invention

[0003] The purpose of the present invention is to provide a multi-layer simultaneous feeding and discharging press to solve the above-mentioned problems existing in the prior art.

[0004] In order to achieve the above object, the present invention adopts the following technical solutions:

[0005] A multi-layer simultaneous feeding and discharging press comprises a frame, at least three layers of pressing plates installed in the frame from top to bottom, and a conveying mechanism installed on each layer of pressing plates, and also comprises a transverse movement mechanism installed on the frame; the conveying mechanism comprises an active roller, a driven roller, a conveyor belt, and a conveying drive unit for driving the active roller to rotate, the active roller and the driven roller are arranged in parallel and are respectively rotatably connected to the two ends of the pressing plate, and the active roller is transmission-connected to the driven roller through the conveyor belt, and the driving shaft of the conveying drive unit is detachably connected to the active roller; the transverse movement mechanism is connected to all the conveying drive units, and is used to control the conveying drive unit to approach or move away from the pressing plate through the transverse movement mechanism, thereby realizing the connection or separation of the driving shaft of the conveying drive unit and the active roller.

[0006] As a preferred technical solution in the present invention, the transverse movement mechanism is installed on the frame on one side of all the pressure plates, a polygonal plug hole is provided at one end where the active roller is connected to the conveying drive unit, and a plug rod matching the polygonal plug hole is installed on the driving shaft of the conveying drive unit.

[0007] As a preferred technical solution in the present invention, the transverse movement mechanism includes a slide rail, a slider connected to all conveying drive units, and a transverse movement drive unit that drives the slider to move closer to or away from the pressure plate. The slide rail and the transverse movement drive unit are both fixed on the frame, the slider is slidably connected to the slide rail, and the drive shaft of the transverse movement drive unit is connected to the slider.

[0008] As a preferred technical solution in the present invention, the conveying mechanism also includes an elastic correction mechanism, which is installed at one end of the pressure plate where the driven roller is located. The elastic correction mechanism includes an adjusting screw, a fixed support and a first elastic compensation unit. Fixed supports are installed on both sides of one end of the pressure plate, and adjusting screws are passed through the two fixed supports. One end of the two adjusting screws is rotatably connected to the two ends of the driven roller respectively through the first fisheye bearing, and the other ends of the two adjusting screws are threadedly connected with limiting nuts, and the limiting nuts are abutted against one end of the fixed support away from the driven roller; the first elastic compensation unit is installed between the fixed support and the first fisheye bearing.

[0009] As a preferred technical solution in the present invention, the conveying mechanism also includes an anti-skid mechanism installed at the other end of the pressure plate, the anti-skid mechanism includes at least one pressure roller, the pressure roller is rotatably connected to the side of the active roller away from the driven roller, and the conveyor belt is elastically squeezed between the active roller and the pressure roller.

[0010] As a preferred technical solution in the present invention, the anti-slip mechanism further comprises a U-shaped bracket, both ends of the U-shaped bracket are fixedly connected to the pressure plate, and the active roller and the pressure roller are both rotatably connected to the U-shaped bracket.

[0011] As a preferred technical solution in the present invention, both ends of the pressure roller are provided with positioning screws connected to the U-shaped bracket, the two positioning screws are rotatably connected to the two ends of the pressure roller through a second fisheye bearing, and a second elastic compensation unit is provided between the second fisheye bearing and the U-shaped bracket.

[0012] As a preferred technical solution in the present invention, the first elastic compensation unit is a coil spring, a disc spring or a gas spring, the first elastic compensation unit is sleeved on the outside of the adjusting screw, and the two ends of the first elastic compensation unit are respectively abutted against the fixed support and the first fisheye bearing; the second elastic compensation unit is a coil spring, a disc spring or a gas spring, the second elastic compensation unit is sleeved on the outside of the positioning screw, and the two ends of the second elastic compensation unit are respectively abutted against the U-shaped bracket and the second fisheye bearing.

[0013] As a preferred technical solution in the present invention, the conveying mechanism also includes a supporting mechanism, which includes a first roller support and a second roller support, the first roller support is fixedly installed on the other end of the pressure plate, and the active roller is rotatably connected to the first roller support; the second roller support is arranged between one end of the pressure plate and the driven roller, the second roller support is rotatably connected to the driven roller, and a movable bracket is connected to the side of the second roller support facing the pressure plate, and both ends of the movable bracket are connected to two first fisheye bearings, and both ends of the first elastic compensation unit are respectively abutted against the fixed support and the movable bracket.

[0014] As a preferred technical solution in the present invention, a blowing channel is arranged inside the pressing plate, an air inlet connected to the blowing channel is arranged on one side of the pressing plate, and a plurality of air outlets connected to the blowing channel are arranged on the top surface of the pressing plate.

[0015] Beneficial effects: The present invention provides a brand-new multi-layer simultaneous feeding and discharging press. On the basis of not changing the original lifting and adjusting method of the pressing plate, a transverse movement mechanism is installed separately on the frame on one side of the pressing plate, and is connected with the conveying drive unit of the conveying mechanism through the transverse movement mechanism. The power element of the conveying mechanism used for conveying the slab can be connected and separated from the active roller at the other end of the pressing plate, and then when the conveying drive unit is connected to the active roller, the slab can be conveyed between the pressing plates. In the process of closing or opening the press, the transverse movement mechanism can control the separation of the conveying drive unit and the active roller, which does not affect the pressing of the slab, and then the pressing plate of the equipment no longer needs to consider the external dimensions of the power element when closing, and then the thickness of the pressing plate can be appropriately adjusted, thereby reducing the energy consumption required for heating and cooling, and at the same time reducing the consumption of steel, achieving weight reduction of the pressing plate, and reducing the overall height of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the present invention;

[0017] Figure 2 for Figure 1 A magnified schematic diagram of part A;

[0018] Figure 3 A top view of the present invention;

[0019] Figure 4 It is a partial structural schematic diagram of the present invention;

[0020] Figure 5 It is a schematic diagram of the present invention when pressing a slab.

[0021] In the figure: 1-frame; 2-pressure plate; 31-active roller; 32-driven roller; 33-conveyor belt; 34-conveying drive unit; 41-slide rail; 42-slider; 43-transverse drive unit; 351-adjusting screw; 352-fixed support; 353-first elastic compensation unit; 354-first fisheye bearing; 361-pressure roller; 362-U-shaped bracket; 371-first roller support; 372-second roller support; 373-movable bracket. DETAILED DESCRIPTION

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the present invention will be briefly introduced below in combination with the drawings and the description of the embodiments or the prior art. Obviously, the following description of the structure of the drawings is only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. It should be noted that the description of these embodiments is used to help understand the present invention, but does not constitute a limitation of the present invention.

[0023] Example:

[0024] like Figure 1-Figure 5 As shown, the present embodiment provides a multi-layer simultaneous feeding and discharging press, comprising a frame 1, at least three layers of pressing plates 2 installed in the frame 1 from top to bottom, and a conveying mechanism installed on each layer of pressing plates 2, the conveying mechanism can transport the slab to be pressed to between the two pressing plates 2 for pressing, and also comprises a transverse movement mechanism installed on the frame 1, the transverse movement mechanism is separately arranged from the pressing plate 2, and does not affect the lifting and lowering adjustment of the pressing plate 2; the conveying mechanism comprises an active roller 31, a driven roller 32, a conveyor belt 33 and a conveying drive unit 34 for driving the active roller 31 to rotate, the active roller 31 and the driven roller 32 are arranged in parallel and are rotatably connected to the two ends of the pressing plate 2 respectively, and the active roller 31 is transmission-connected to the driven roller 32 through the conveyor belt 33, and the driving of the conveying drive unit 34 The driving shaft is detachably connected to the active roller 31, and the active roller 31 can be driven to rotate through the conveying drive unit 34, and the active roller 31 drives the conveyor belt 33 to stably operate between it and the driven roller 32 to realize the transportation of the slab; the transverse mechanism is connected to all the conveying drive units 34, and is used to control the conveying drive unit 34 to approach or move away from the pressing plate 2 through the transverse mechanism, thereby realizing the connection or separation of the driving shaft of the conveying drive unit 34 and the active roller 31, and then when transporting the slab, the transverse mechanism controls the conveying drive unit 34 to connect with the active roller 31, which is convenient for controlling the movement of the conveyor belt 33, and in the process of closing or opening the press, the transverse mechanism controls the conveying drive unit 34 to move away from the active roller 31, which does not affect the pressing of the slab by the up and down movement of the pressing plate 2. Preferably, the conveying drive unit 34 is a reducer, a hydraulic motor or a rotary cylinder.

[0025] The present invention provides a brand-new multi-layer simultaneous feeding and discharging press. On the basis of not changing the original lifting and adjusting method of the pressing plate 2, a transverse movement mechanism is installed separately on the frame 1 on one side of the pressing plate 2, and is connected to the conveying drive unit 34 of the conveying mechanism through the transverse movement mechanism. The power element of the conveying mechanism used to convey the slab can be connected and separated from the active roller 31 at the other end of the pressing plate 2. When the conveying drive unit 34 is connected to the active roller 31, the slab can be conveyed between the pressing plates 2. During the closing or opening process of the press, the transverse movement mechanism can control the conveying drive unit 34 to separate from the active roller 31 without affecting the pressing of the slab. Therefore, when the pressing plate 2 of the equipment is closed, it is no longer necessary to consider the external dimensions of the power element, and the thickness of the pressing plate can be appropriately adjusted, thereby reducing the time and energy consumption required for heating and cooling, while reducing the consumption of steel, achieving weight reduction of the pressing plate, and reducing the overall height of the equipment.

[0026] As a preferred implementation scheme in this embodiment, it needs to be further explained that the transverse movement mechanism is installed on the frame 1 on one side of all the pressure plates 2, a polygonal plug hole is provided at one end of the active roller 31 connected to the conveying drive unit 34, and a plug rod matching the polygonal plug hole is installed on the driving shaft of the conveying drive unit 34.

[0027] As a preferred implementation scheme in this embodiment, it needs to be further explained that the transverse movement mechanism includes a slide rail 41, a slider 42 connected to all the conveying drive units 34, and a transverse movement drive unit 43 driving the slider 42 to approach or move away from the pressing plate 2. The slide rail 41 and the transverse movement drive unit 43 are fixed on the frame 1 to ensure the stability of the slide rail 41 and the transverse movement drive unit 43. The slider 42 is slidably connected to the slide rail 41, so that the slider 42 can slide along the slide rail 41. The driving shaft of the transverse movement drive unit 43 is connected to the slider 42, and the slider 42 can be driven by the transverse movement drive unit 43 to slide along the slide rail 41, and the slider 42 can drive all the conveying drive units 34 to approach or move away from the pressing plate 2 to achieve loading and unloading with the active roller 31. It should be noted that, preferably, the transverse movement drive unit 43 is an electric cylinder, a pneumatic cylinder or a hydraulic cylinder.

[0028] As a preferred implementation scheme in this embodiment, it needs to be further explained that the conveying mechanism also includes an elastic correction mechanism, which is installed at one end of the pressure plate 2 where the driven roller 32 is located. The elastic correction mechanism includes an adjusting screw 351, a fixed support 352 and a first elastic compensation unit 353. Fixed supports 352 are installed on both sides of one end of the pressure plate 2. Adjusting screws 351 are passed through the two fixed supports 352. One end of the two adjusting screws 351 is rotatably connected to the two ends of the driven roller 32 through a first fisheye bearing 354. The other ends of the two adjusting screws 351 are threadedly connected to a limiting nut, and the limiting nut and the fixed support 352 are away from the driven roller 3 2, and then when the position of the adjusting screw 351 relative to the fixed support 352 is adjusted, the distance between the end of the driven roller 32 and the pressure plate 2 can be adjusted, and then when the driven roller 32 deviates, the driven roller 32 can be corrected in time, and then the conveyor belt is adjusted to a stable operating state; the first elastic compensation unit 353 is installed between the fixed support 352 and the first fisheye bearing 354, and then the first elastic compensation unit 353 can give the first fisheye bearing 354 an elastic force, and then during the operation of the conveyor belt, the first fisheye bearing 354 can be properly fine-tuned, that is, the driven roller 32 can be fine-tuned, and then the tension change of the conveyor belt can be compensated.

[0029] As a preferred implementation scheme in this embodiment, it needs to be further explained that the first elastic compensation unit 353 is a coil spring, a disc spring or a gas spring. The first elastic compensation unit 353 is sleeved on the outside of the adjusting screw 351. The two ends of the first elastic compensation unit 353 are respectively abutted against the fixed support 352 and the first fisheye bearing 354. The existing technology can be used to achieve the effect of conveyor belt tension compensation, and the structure is simple and practical.

[0030] As a preferred implementation scheme in this embodiment, it needs to be further explained that the conveying mechanism also includes an anti-skid mechanism installed at the other end of the pressure plate 2, and the anti-skid mechanism includes at least one pressure roller 361, and the pressure roller 361 is rotatably connected to the side of the active roller 31 away from the driven roller 32, and the conveyor belt 33 is elastically squeezed between the active roller 31 and the pressure roller 361, thereby increasing the friction between the conveyor belt 33 and the active roller 31, effectively preventing the conveyor belt 33 from slipping, and ensuring the stable operation of the conveyor belt 33.

[0031] As a preferred implementation scheme in this embodiment, it needs to be further explained that the anti-slip mechanism also includes a U-shaped bracket 362, both ends of the U-shaped bracket 362 are fixedly connected to the pressure plate 2, and the active roller 31 and the pressure roller 361 are both rotatably connected to the U-shaped bracket 362, thereby ensuring the stability of the active roller 31 and the pressure roller 361, and further ensuring that the conveyor belt 33 can run stably.

[0032] As a preferred implementation scheme in this embodiment, it needs to be further explained that both ends of the pressure roller 361 are provided with positioning screws connected to the U-shaped bracket 362, and the two positioning screws are rotatably connected to the two ends of the pressure roller 361 through the second fisheye bearing, and a second elastic compensation unit is provided between the second fisheye bearing and the U-shaped bracket 362, so that the second elastic compensation unit can give the second fisheye bearing an elastic force, and then during the operation of the conveyor belt, the second fisheye bearing can be properly fine-tuned, thereby naturally controlling the friction between the conveyor belt 33 and the active roller 31.

[0033] As a preferred implementation scheme in this embodiment, it needs to be further explained that the second elastic compensation unit is a coil spring, a disc spring or a gas spring, and the second elastic compensation unit is sleeved on the outside of the positioning screw. The two ends of the second elastic compensation unit are respectively abutted against the U-shaped bracket 362 and the second fisheye bearing. The existing technology can be used to achieve the control effect of the friction force between the active roller 31 and the conveyor belt 33, and the structure is simple and practical.

[0034] As a preferred implementation scheme in this embodiment, it needs to be further explained that the conveying mechanism also includes a supporting mechanism, which includes a first roller support 371 and a second roller support 372. The first roller support 371 is fixedly installed on the other end of the pressure plate 2, and the active roller 31 is rotatably connected to the first roller support 371, and the active roller 31 is supported by the first roller support 371, so that the operation of the active roller 31 is more stable; the second roller support 372 is arranged between one end of the pressure plate 2 and the driven roller 32, and the second roller support 372 is rotatably connected to the driven roller 32, and the driven roller 32 is supported by the second roller support 372, so that the operation of the driven roller 32 is more stable, and the second roller support 372 is connected to a movable bracket 373 on the side facing the pressure plate 2. The two ends of the bracket 373 are connected to the two first fisheye bearings 354, and the two ends of the first elastic compensation unit 353 are respectively abutted against the fixed support 352 and the movable bracket 373 (here, the connection between the movable bracket 373 and the first fisheye bearing 354 can be a fixed connection or an abutment. When the movable bracket 373 is abutted against the two first fisheye bearings 354, the adjusting screw 351 passes through the movable bracket 373, and the first elastic compensation unit 353 is installed between the fixed support 352 and the movable bracket 373. The first elastic compensation unit 353 gives the movable bracket 373 an elastic force, so that the movable bracket 373 is pressed against the first fisheye bearing 354, thereby ensuring the relative fixation of the position between the movable bracket 373 and the driven roller 32), so that the second roller support 372 can be fine-tuned synchronously with the driven roller 32. It should be noted that, preferably, the first roller support 371 and the second roller support 372 are rolling bearings, rollers, integral or split self-lubricating bearings, etc., which can be set according to actual conditions without specific restrictions.

[0035] As a preferred implementation scheme in this embodiment, it needs to be further explained that an air blowing channel is arranged inside the pressing plate 2, an air inlet connected to the air blowing channel is arranged on one side of the pressing plate 2, and a plurality of air outlets connected to the air blowing channel are arranged on the top surface of the pressing plate 2. After the air inlet is connected to the compressed air, an air flotation effect can be formed on the working surface of the pressing plate 2, thereby reducing the friction between the conveyor belt and the pressing plate 2 and reducing the conveying power.

[0036] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A multi-layer simultaneous feeding and discharging press, comprising a frame (1), at least three laminated boards (2) sequentially installed in the frame (1) from top to bottom, and a conveying mechanism installed on each laminated board (2), characterized in that: It also includes a transverse movement mechanism installed on the frame (1); the conveying mechanism includes an active roller (31), a driven roller (32), a conveyor belt (33) and a conveying drive unit (34) for driving the active roller (31) to rotate, the active roller (31) and the driven roller (32) are arranged in parallel and are respectively rotatably connected to the two ends of the pressure plate (2), and the active roller (31) is transmission-connected to the driven roller (32) through the conveyor belt (33), and the driving shaft of the conveying drive unit (34) is detachably connected to the active roller (31); the transverse movement mechanism is connected to all the conveying drive units (34) to control the conveying drive units (34) to approach or move away from the pressure plate (2) through the transverse movement mechanism, thereby realizing the connection or separation of the driving shaft of the conveying drive unit (34) and the active roller (31).

2. The multi-layer simultaneous feeding and discharging press according to claim 1, characterized in that: The transverse movement mechanism is installed on the frame (1) on one side of all the pressure plates (2); a polygonal plug hole is provided at one end of the active roller (31) connected to the conveying drive unit (34); and a plug rod matching and plugging with the polygonal plug hole is installed on the driving shaft of the conveying drive unit (34).

3. The multi-layer simultaneous feeding and discharging press according to claim 1 or 2, characterized in that: The transverse movement mechanism comprises a slide rail (41), a slider (42) connected to all conveying drive units (34), and a transverse movement drive unit (43) driving the slider (42) to move closer to or away from the pressure plate (2); the slide rail (41) and the transverse movement drive unit (43) are both fixed on the frame (1); the slider (42) is slidably connected to the slide rail (41); and the drive shaft of the transverse movement drive unit (43) is connected to the slider (42).

4. The multi-layer simultaneous feeding and discharging press according to claim 1, characterized in that: The conveying mechanism also includes an elastic deviation correction mechanism, which is installed at one end of the pressure plate (2) where the driven roller (32) is located. The elastic deviation correction mechanism includes an adjusting screw (351), a fixed support (352) and a first elastic compensation unit (353). Fixed supports (352) are installed on both sides of one end of the pressure plate (2). Adjusting screws (351) are passed through the two fixed supports (352). One end of the two adjusting screws (351) is rotatably connected to the two ends of the driven roller (32) through a first fisheye bearing (354). The other ends of the two adjusting screws (351) are threadedly connected to a limiting nut, and the limiting nut is in contact with one end of the fixed support (352) away from the driven roller (32); the first elastic compensation unit (353) is installed between the fixed support (352) and the first fisheye bearing (354).

5. The multi-layer simultaneous feeding and discharging press according to claim 4, characterized in that: The conveying mechanism also includes an anti-skid mechanism installed at the other end of the pressure plate (2), the anti-skid mechanism includes at least one pressure roller (361), the pressure roller (361) is rotatably connected to the side of the active roller (31) away from the driven roller (32), and the conveyor belt (33) is elastically squeezed between the active roller (31) and the pressure roller (361).

6. The multi-layer simultaneous feeding and discharging press according to claim 5, characterized in that: The anti-slip mechanism further comprises a U-shaped bracket (362), both ends of the U-shaped bracket (362) are fixedly connected to the pressing plate (2), and the active roller (31) and the pressing roller (361) are both rotatably connected to the U-shaped bracket (362).

7. The multi-layer simultaneous feeding and discharging press according to claim 6, characterized in that: Both ends of the pressure roller (361) are provided with positioning screws connected to the U-shaped bracket (362); the two positioning screws are rotatably connected to the two ends of the pressure roller (361) via a second fisheye bearing; and a second elastic compensation unit is provided between the second fisheye bearing and the U-shaped bracket (362).

8. The multi-layer simultaneous feeding and discharging press according to claim 7, characterized in that: The first elastic compensation unit (353) is a coil spring, a disc spring or a gas spring. The first elastic compensation unit (353) is sleeved outside the adjusting screw (351). The two ends of the first elastic compensation unit (353) are respectively abutted against the fixed support (352) and the first fisheye bearing (354); the second elastic compensation unit is a coil spring, a disc spring or a gas spring. The second elastic compensation unit is sleeved outside the positioning screw. The two ends of the second elastic compensation unit are respectively abutted against the U-shaped bracket (362) and the second fisheye bearing.

9. The multi-layer simultaneous feeding and discharging press according to any one of claims 5 to 8, characterized in that: The conveying mechanism also includes a supporting mechanism, which includes a first roller support member (371) and a second roller support member (372), wherein the first roller support member (371) is fixedly mounted on the other end of the pressure plate (2), and the active roller (31) is rotatably connected to the first roller support member (371); the second roller support member (372) is arranged between one end of the pressure plate (2) and the driven roller (32), and the second roller support member (372) is rotatably connected to the driven roller (32), and a movable bracket (373) is connected to the side of the second roller support member (372) facing the pressure plate (2), and the two ends of the movable bracket (373) are connected to the two first fisheye bearings (354), and the two ends of the first elastic compensation unit (353) are respectively abutted against the fixed support (352) and the movable bracket (373).

10. The multi-layer simultaneous feeding and discharging press according to claim 1, characterized in that: The pressing plate (2) is provided with an air blowing channel inside, an air inlet connected to the air blowing channel is provided on one side of the pressing plate (2), and a plurality of air outlets connected to the air blowing channel are provided on the top surface of the pressing plate (2).

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