CN215710322U - Corrugated board turnover machine - Google Patents

Abstract

The utility model provides a corrugated board turnover machine which comprises a turnover mechanism, a clamping mechanism and a conveying mechanism, wherein the turnover mechanism drives the clamping mechanism to turn over, the clamping mechanism drives the conveying mechanism to lift, the tail end of the conveying mechanism is provided with a stop lever mechanism, the stop lever mechanism comprises a transmission shaft and a plurality of stop lever assemblies, each stop lever assembly comprises a stop lever, an air cylinder and a connecting piece, the transmission shaft is connected with the conveying mechanism, the connecting piece is sleeved on the transmission shaft, one end of the connecting piece is connected with the stop lever, the other end of the connecting piece is hinged with the driving end of the air cylinder, when the driving end of the air cylinder extends out, the stop lever is retracted and lower than the conveying plane of the conveying mechanism, and when the driving end of the air cylinder retracts, the stop lever is lifted and higher than the conveying plane of the conveying mechanism. The utility model drives the clamping mechanism to overturn through the overturning mechanism, drives the conveying mechanism to lift through the clamping mechanism, realizes the automation of cardboard overturning, and can prevent the cardboard from sliding or falling during overturning by arranging the stop lever component at the tail end of the conveying device.

Description

Corrugated board turnover machine

Technical Field

The utility model relates to a corrugated board production technology, in particular to a corrugated board turnover machine.

Background

Corrugated container board production line is corrugated container board manufacturing enterprise's key production facility, and corrugated container board manufacturing enterprise faces increasingly drastic market competition, faces corrugated container board user's requirement that the order specification is many, quantity is little, delivery is fast, must improve corrugated container board production line's production management level through improving corrugated container board production line's degree of automation, reaches the purpose that improves quality, raises the efficiency, energy saving, practices thrift the manpower, reduces the consumptive material, reduces the waste product.

The existing corrugated board production line generally comprises a raw paper frame, a glue spreader, a double-sided machine, a longitudinal cutting creasing machine, a transverse cutting machine, a counting machine, a stacking machine and other equipment, however, when corrugated boards enter subsequent stacking from a paper outlet of the counting machine, because the requirements of corrugated box printing on the facial paper of the corrugated boards are very high, flaws and indentations are not allowed. Therefore, in order to protect the corrugated board surface paper from being scratched when the corrugated board surface paper enters the stacking machine, the corrugated board coming out of the counting machine needs to be manually turned, the manual turning plate is low in working efficiency, and the working strength is high.

In the prior art, patent CN201520742044.1 discloses a corrugated board turnover machine, which includes a conveying device, a rotating device and a clamping and releasing device, wherein when the corrugated board needs to be turned over, the conveying device controls the corrugated board to stop running, and the rotating device turns over after the clamping and releasing device clamps the corrugated board. In this process, the transport device needs to be precisely controlled to stop the corrugated cardboard at a position where it can be clamped, and during the turning process, the cardboard easily slips out from between the clamping devices.

Therefore, how to limit the corrugated board in the turning process becomes a problem to be solved urgently by the technical staff in the field.

Disclosure of Invention

The utility model aims to provide a corrugated board overturning machine capable of preventing a paperboard from slipping in an overturning process.

The following presents a simplified summary of one or more aspects in order to provide a basic understanding of such aspects. This summary is not an extensive overview of all contemplated aspects, and is intended to neither identify key or critical elements of all aspects nor delineate the scope of any or all aspects. Its sole purpose is to present some concepts of one or more aspects in a simplified form as a prelude to the more detailed description that is presented later.

According to one aspect of the utility model, a corrugated board turnover machine is provided, which comprises a turnover mechanism, a clamping mechanism and a conveying mechanism, the turnover mechanism drives the clamping mechanism to turn over, the clamping mechanism drives the conveying mechanism to lift, the tail end of the conveying mechanism is provided with a stop lever mechanism which comprises a transmission shaft and a plurality of stop lever components, each stop lever component comprises a stop lever, a cylinder and a connecting piece, the transmission shaft is connected with the conveying mechanism, the connecting piece is sleeved on the transmission shaft, one end of the connecting piece is connected with the stop lever, the other end of the connecting piece is hinged with the driving end of the air cylinder, when the driving end of the air cylinder extends out, the stop lever is retracted and lower than the conveying plane of the conveying mechanism, and when the driving end of the air cylinder contracts, the stop lever is lifted and higher than the conveying plane of the conveying mechanism.

In one embodiment, the turnover mechanism of the turnover machine comprises a turnover frame assembly, a turnover slewing bearing and a driving assembly, wherein the turnover slewing bearing is driven by the driving assembly to rotate, and the turnover frame assembly is fixedly connected with the turnover slewing bearing.

In an embodiment, the driving component of the turnover machine comprises a speed reduction motor and a transmission shaft, the turnover slewing bearing comprises a left slewing bearing and a right slewing bearing, the speed reduction motor is connected with the transmission shaft through a chain, a left end chain wheel and a right end chain wheel which are coaxial are respectively arranged at the left end and the right end of the transmission shaft, the left end chain wheel is connected with the left slewing bearing through a first chain, the right end chain wheel is connected with the right slewing bearing through a second chain, and the left slewing bearing and the right slewing bearing are connected with the turnover frame assembly.

In an embodiment, the clamping mechanism of the turnover machine is arranged in the turnover frame assembly, the clamping mechanism comprises an upper lifting frame, a lower lifting frame and an oil cylinder, the upper lifting frame and the lower lifting frame are slidably connected to a track on the inner side of the turnover frame assembly, and the oil cylinder is connected between the upper lifting frame and the lower lifting frame.

In an embodiment, the clamping mechanism of the tilter further comprises a front and rear synchronizing assembly, the front and rear synchronizing assembly is arranged on two sides of the upper lifting frame and the lower lifting frame, the front and rear synchronizing assembly comprises a front synchronizing rack, a rear synchronizing rack and a synchronizing slewing bearing, the front synchronizing rack and the rear synchronizing rack are respectively arranged on the front and rear sides of the synchronizing slewing bearing and are meshed with the synchronizing slewing bearing, and the front synchronizing rack and the rear synchronizing rack are arranged in a vertically staggered manner.

In an embodiment, the clamping mechanism of the turnover machine further comprises a left synchronization assembly and a right synchronization assembly, wherein the left synchronization assembly and the right synchronization assembly comprise a synchronization chain wheel set, a first chain and a second chain, the synchronization chain wheel set is arranged on two sides of the upper lifting frame, the first chain and the second chain are wound around the synchronization chain wheel set, the first chain is connected with front synchronization racks on the left side and the right side, the second chain is connected with rear synchronization racks on the left side and the right side, the front synchronization racks on the left side and the right side are arranged in an up-down staggered mode, and the rear synchronization racks on the left side and the right side are arranged in an up-down staggered mode.

In an embodiment, the conveying mechanism of the turnover machine is arranged on the upper lifting frame and the lower lifting frame, the conveying mechanism comprises a speed reduction motor, a driving roller and a plurality of conveying units, the speed reduction motor is in transmission connection with the driving roller, the plurality of conveying units are arranged in parallel, the driving roller passes through the lower part of each conveying unit, each conveying unit comprises a conveying groove, a conveying belt and a roller, the roller is arranged in the conveying groove, the conveying belt is sleeved outside the roller, and the lower layer of the conveying belt bypasses the driving roller.

In one embodiment the stop lever assembly of the upender is arranged between the conveying units.

In one embodiment, the upper lifting frame and the lower lifting frame of the turnover machine are provided with the stop lever mechanisms at the front ends and the rear ends, and the stop levers on the upper lifting frame and the stop levers on the lower lifting frame are staggered in the horizontal direction.

In an embodiment, the stop lever assembly of the turnover machine further comprises a limiting seat, a limiting protrusion is arranged on the connecting piece, the limiting seat is arranged on a rotating path of the limiting protrusion, and when the limiting protrusion is in contact with the limiting seat, the stop lever is perpendicular to a conveying plane of the conveying device.

The embodiment of the utility model has the beneficial effects that: the turnover mechanism drives the clamping mechanism to turn over, the clamping mechanism drives the conveying mechanism to lift, the stop lever assembly is arranged at the tail end of the conveying device, when the corrugated board entering the turnover machine needs to be blocked, the stop lever rises, and after the turnover is completed, the stop lever is retracted, so that the paperboard can be prevented from sliding or falling off during the turnover.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

The above features and advantages of the present disclosure will be better understood upon reading the detailed description of embodiments of the disclosure in conjunction with the following drawings. In the drawings, components are not necessarily drawn to scale, and components having similar relative characteristics or features may have the same or similar reference numerals.

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;

FIG. 2 is a partial schematic view of a stop lever mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic view of the position relationship between the stop lever mechanism and the conveying mechanism according to the embodiment of the present invention;

FIG. 4 is a partial schematic view of a drive assembly according to an embodiment of the present invention;

FIG. 5 is a schematic view of a roll-over frame assembly according to an embodiment of the utility model;

FIG. 6 is a partial schematic view of a clamping mechanism according to an embodiment of the present invention;

FIG. 7 is a partial schematic view of a delivery mechanism according to an embodiment of the present invention;

FIG. 8 is an enlarged view of a portion of the delivery mechanism in accordance with an embodiment of the present invention;

wherein: 101-a turnover mechanism; 102-a clamping mechanism; 103-a conveying mechanism; 104-a bar mechanism; 201-stop lever; 202-a cylinder; 203-a transmission shaft; 204-a connector; 206-a limiting seat; 207-limit projection; 208-adjusting the bolt; 209-cylinder fixing seat; 305-a transport plane; 401-a geared motor; 402-a drive shaft; 403-left slewing bearing; 404-right side slew bearing; 405-left end sprocket; 406-a right end sprocket; 407-a first chain; 408-a second chain; 409-a first drive sprocket; 410-a first revolution pinion; 411 — a second drive sprocket; 412-a second swing pinion; 501-overturning the frame assembly; 601-an upper lifting frame; 602-a lower lifting frame; 603-oil cylinder; 604-front side synchronization rack; 605-rear synchronous rack; 606-synchronous slew bearing; 607-rack guide block; 608-rack pushing seat; 609-synchronous sprocket set; 610-a first chain; 611-a second chain; 701-a speed reducing motor; 702-a drive roll; 703-a plurality of delivery units; 704-a conveying trough; 705-conveying belt; 706-a roller; 707-tensioning roller; 708-a tensioning block; 709-active slot; 710-adjusting the screw; 711-bearing seat.

Detailed Description

The utility model is described in detail below with reference to the figures and specific embodiments. It is noted that the aspects described below in connection with the figures and the specific embodiments are only exemplary and should not be construed as imposing any limitation on the scope of the present invention.

As shown in fig. 1, an embodiment of the present invention provides a corrugated cardboard turnover machine, which includes a turnover mechanism 101, a clamping mechanism 102, and a conveying mechanism 103, wherein the turnover mechanism 101 drives the clamping mechanism 102 to turn over, the clamping mechanism 102 drives the conveying mechanism 103 to lift, and a stop lever mechanism 104 is disposed at a tail end of the conveying mechanism 103.

As shown in fig. 2, the stop lever mechanism 104 includes a transmission shaft 203 and a plurality of stop lever assemblies, each stop lever assembly includes a stop lever 201, an air cylinder 202 and a connecting piece 204, the transmission shaft 203 is connected with the conveying mechanism 103, the connecting piece 204 is sleeved on the transmission shaft 203, one end of the connecting piece 204 is connected with the stop lever 201, the other end of the connecting piece 204 is hinged to a driving end of the air cylinder 202, and a fixed end of the air cylinder 202 is hinged to an air cylinder fixing seat 209. As shown in fig. 3, when the driving end of the air cylinder 202 is extended, the stop lever 201 is retracted to be lower than the conveying plane 305 of the conveying mechanism 103, and when the driving end of the air cylinder 202 is retracted, the stop lever 201 is lifted to be higher than the conveying plane 305 of the conveying mechanism 103.

In order to limit the stop lever 201, the stop lever assembly further comprises a limiting seat 206, a limiting protrusion 207 is arranged on the connecting member 204, the limiting seat 206 is arranged on a rotation path of the limiting protrusion 207, and when the limiting protrusion 207 contacts with the limiting seat 206, the stop lever 201 is perpendicular to the conveying plane 305 of the conveying device. In addition, an adjusting bolt 208 can be arranged on the limiting protrusion 207, and the angle of the stop lever 201 when being lifted is controlled by the adjusting bolt 208.

As shown in fig. 4 and 5, the turnover mechanism 101 includes a turnover frame assembly 501, a turnover slewing bearing and a driving component, the turnover slewing bearing is driven by the driving component to rotate, and the turnover frame assembly 501 is fixedly connected with the turnover slewing bearing.

Specifically, the driving component comprises a speed reduction motor 401 and a transmission shaft 402, the turnover slewing bearing comprises a left slewing bearing 403 and a right slewing bearing 404, the speed reduction motor 401 is connected with the transmission shaft 402 through a chain, a left end chain wheel 405 and a right end chain wheel 406 which are coaxial are arranged at the left end and the right end of the transmission shaft 402 respectively, the left end chain wheel 405 is connected with the left slewing bearing 403 through a first chain 407, the right end chain wheel 406 is connected with the right slewing bearing 404 through a second chain 408, and the left slewing bearing 403 and the right slewing bearing 404 are connected with the turnover frame assembly 501.

In a possible embodiment, the first chain 407 meshes with a first transmission sprocket 409, the first transmission sprocket 409 being coaxially connected with a first slewing pinion 410, the first slewing pinion 410 meshing with the left slewing bearing 403. The second chain 408 meshes with a second drive sprocket 411, the second drive sprocket 411 is coaxially connected with a second slew pinion 412, and the second slew pinion 412 meshes with the right slew bearing 403. Meanwhile, symmetry of the both-side structure should be ensured so that the first and second swing pinions 410 and 412 have the same radius and the first and second transmission sprockets 409 and 411 have the same radius.

As shown in fig. 6, the clamping mechanism 102 is disposed in the turnover frame assembly 501, the clamping mechanism 102 includes an upper lifting frame 601, a lower lifting frame 602, and a cylinder 603, the upper lifting frame 601 and the lower lifting frame 602 are slidably coupled to the track of the turnover frame assembly, and the cylinder 603 is connected between the upper lifting frame 601 and the lower lifting frame 602.

In order to ensure the synchronous lifting of the front end and the rear end, the clamping mechanism 102 further comprises a front and rear synchronizing assembly, the front and rear synchronizing assembly is arranged on two sides of the upper lifting frame 601 and the lower lifting frame 602, the front and rear synchronizing assembly comprises a front synchronizing rack 604, a rear synchronizing rack 605 and a synchronizing rotary bearing 606, the front synchronizing rack 604 and the rear synchronizing rack 605 are respectively arranged on the front side and the rear side of the synchronizing rotary bearing 606 and are respectively meshed with the synchronizing rotary bearing 606, and the front synchronizing rack 604 and the rear synchronizing rack 605 are arranged in a vertically staggered manner. The synchronous rack can be fixedly connected with the lifting frame and can also be movably connected. In this embodiment, rack guide blocks 607 are fixedly disposed on the front and rear sides of the rotary bearing 606, the front synchronous rack 604 and the rear synchronous rack 605 movably pass through the rack guide blocks 607, a rack pushing seat 608 is disposed on the lower lifting frame 602, and the rack pushing seat 608 abuts against the front synchronous rack 604 or the rear synchronous rack 605. When the oil cylinder 603 contracts to drive the upper lifting frame 601 and the lower lifting frame 602 to approach each other, the rack pushing seat 608 pushes the rear synchronous rack 605 to ascend, and drives the rotary bearing 606 to rotate to drive the front synchronous rack 604 to descend, thereby ensuring synchronous ascending and descending in the front-rear direction of one side.

In order to ensure the synchronous lifting of the left and right sides, the clamping mechanism 102 further comprises a left and right synchronous assembly, the left and right synchronous assembly comprises a synchronous sprocket set 609, a first chain 610 and a second chain 611, the synchronous sprocket set 609 is arranged on two sides of the upper lifting frame 601, the first chain 610 and the second chain 611 bypass the synchronous sprocket set 609, the first chain 610 is connected with front synchronous racks 604 on the left and right sides, the second chain 611 is connected with rear synchronous racks 605 on the left and right sides, the front synchronous racks 604 on the left and right sides are arranged in a vertically staggered manner, and the rear synchronous racks 605 on the left and right sides are arranged in a vertically staggered manner. When the upper lifting frame 601 and the lower lifting frame 602 approach each other, the left front synchronous rack 604 rises and the right front synchronous rack 604 falls synchronously, and similarly, the right rear synchronous rack 605 rises and the left rear synchronous rack 605 falls synchronously, thereby achieving the lifting synchronization of the left and right sides.

The conveying mechanism 103 is disposed on the upper lifting frame 601 and the lower lifting frame 602, as shown in fig. 7 and 8, the conveying mechanism includes a speed reduction motor 701, a driving roller 702, and a plurality of conveying units 703, the speed reduction motor 701 is in transmission connection with the driving roller 702, the plurality of conveying units 703 are disposed in parallel, the driving roller 702 passes through the lower portion of each conveying unit 703, each conveying unit includes a conveying trough 704, a conveying belt 705 and a roller 706, the roller 706 is disposed in the conveying trough 704, the conveying belt 705 is sleeved outside the roller 706, and the lower layer of the conveying belt 705 bypasses the driving roller 702.

Further, in order to keep the upper layer of the conveyor belt 705 taut, each conveyor unit 703 further includes a tension roller 707, the tension roller 707 being provided in the middle of the conveyor groove 704, the upper layer of the conveyor belt 705 passing under the tension roller 707.

Preferably, in order to ensure that the lower layer conveying belt 705 is tensioned, the conveying unit 703 further comprises a pair of tensioning blocks 708, a movable groove 709 is formed in the side surface of the conveying groove 704, the tensioning blocks 708 are movably clamped in the movable groove 709, each tensioning block 708 is connected with an adjusting roller (not shown in the figure), and the lower layer of the conveying belt 705 bypasses above the adjusting roller. By changing the distance between the pair of tension blocks 708, the tension of the lower conveyor belt 705 can be adjusted. When it is desired to tension the conveyor belt 705, the distance between the pair of tensioning blocks 708 may be reduced.

Further, an adjustment screw 710 may be coupled between the pair of tensioning blocks 708, the adjustment screw 710 being coupled to the tensioning blocks 708 by a nut. By screwing the nut, the position of the tensioning block can be conveniently adjusted. In addition, the drive roller 702 is disposed on a bearing block 711, and the reduction motor 701 is drivingly connected to the drive roller 702 via a sprocket 712 and a chain 13.

It should be noted that the stop lever assembly is disposed between the conveying units 703, and the stop lever on the upper lifting frame and the stop lever on the lower lifting frame are horizontally staggered, so that the upper and lower stop levers do not interfere with each other when the clamping mechanism 102 clamps.

In conclusion, the corrugated board turnover machine provided by the utility model replaces the traditional manual turnover, improves the working efficiency and reduces the labor cost.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosure is provided to enable any person skilled in the art to make or use the disclosure. Various modifications to the disclosure will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other variations without departing from the spirit or scope of the disclosure. Thus, the disclosure is not intended to be limited to the examples and designs described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

The above description is only a preferred example of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present application should be included in the scope of the present application.

Claims (10)

1. The utility model provides a corrugated container board upset machine, includes tilting mechanism, clamping mechanism and conveying mechanism, tilting mechanism drives clamping mechanism overturns, clamping mechanism drives conveying mechanism goes up and down, its characterized in that: conveying mechanism's end is provided with pin mechanism, pin mechanism includes transmission shaft and a plurality of pin subassembly, every the pin subassembly includes pin, cylinder and connecting piece, the transmission shaft with conveying mechanism connects, the connecting piece cup joint in on the transmission shaft, the one end of connecting piece with the pin is connected, the other end of connecting piece with the drive end of cylinder is articulated, when the drive end of cylinder stretches out, the pin is withdrawed and is less than conveying mechanism's conveying plane, when the drive end of cylinder contracts, the pin lifts up and is higher than conveying mechanism's conveying plane.

2. A corrugated cardboard inverting machine as claimed in claim 1 wherein: the turnover mechanism comprises a turnover frame assembly, a turnover slewing bearing and a driving assembly, the turnover slewing bearing is driven by the driving assembly to rotate, and the turnover frame assembly is fixedly connected with the turnover slewing bearing.

3. A corrugated cardboard inverting machine as claimed in claim 2 wherein: the drive assembly includes gear motor and transmission shaft, upset slewing bearing includes left side slewing bearing and right side slewing bearing, gear motor pass through the chain with the transmission shaft is connected, both ends are provided with coaxial left end sprocket and right-hand member sprocket respectively about the transmission shaft, the left end sprocket through first chain with left side slewing bearing connects, the right-hand member sprocket through the second chain with right side slewing bearing connects, left side slewing bearing and right side slewing bearing are connected with the upset frame assembly.

4. A corrugated cardboard inverting machine as claimed in claim 2 wherein: clamping mechanism set up in the upset frame assembly, clamping mechanism includes upper portion lift frame, lower part lift frame and hydro-cylinder, upper portion lift frame, lower part lift frame sliding fit connect in on the inboard track of upset frame assembly, the hydro-cylinder connect in between upper portion lift frame and the lower part lift frame.

5. A corrugated cardboard inverting machine as claimed in claim 4 wherein: the clamping mechanism further comprises a front synchronous component and a rear synchronous component, wherein the front synchronous component and the rear synchronous component are arranged on two sides of the upper lifting frame and two sides of the lower lifting frame, the front synchronous component and the rear synchronous component comprise front synchronous racks, rear synchronous racks and synchronous slewing bearings, the front synchronous racks and the rear synchronous racks are respectively arranged on two sides of the front and the rear of the synchronous slewing bearings and are meshed with the synchronous slewing bearings, and the front synchronous racks and the rear synchronous racks are arranged in a staggered mode from top to bottom.

6. A corrugated cardboard inverting machine as claimed in claim 5 wherein: clamping mechanism still including controlling synchronous subassembly, control synchronous subassembly includes synchronous sprocket group, first chain and second chain, synchronous sprocket group set up in upper portion lifting frame both sides, first chain and second chain are walked around synchronous sprocket group, the synchronous rack of front side of the left and right sides is connected to first chain, the synchronous rack of rear side of the left and right sides is connected to the second chain, and the synchronous rack of front side of the left and right sides is crisscross from top to bottom to be set up, and the synchronous rack of rear side of the left and right sides is crisscross from top to bottom to be set up.

7. A corrugated cardboard inverting machine as claimed in claim 4 wherein: conveying mechanism set up in on upper portion lift frame and the lower part lift frame, conveying mechanism includes gear motor, drive roll and a plurality of conveying unit, gear motor with the drive roll transmission is connected, a plurality of conveying unit parallels and sets up, the drive roll is from every the conveying unit below is passed, every conveying unit includes conveyer trough, conveyor belt and cylinder, the cylinder set up in the conveyer trough, the conveyor belt cover is located outside the cylinder, conveyor belt's lower floor is walked around the drive roll.

8. A corrugated cardboard tilter as claimed in claim 7 wherein: the stop lever assembly is arranged between the conveying units.

9. A corrugated cardboard tilter as claimed in claim 8 wherein: the front ends and the rear ends of the upper lifting frame and the lower lifting frame are respectively provided with the stop lever mechanisms, and the stop levers on the upper lifting frame and the stop levers on the lower lifting frame are staggered in the horizontal direction.

10. A corrugated cardboard inverting machine as claimed in claim 1 wherein: the stop lever assembly further comprises a limiting seat, a limiting protrusion is arranged on the connecting piece, the limiting seat is arranged on a rotating path of the limiting protrusion, and when the limiting protrusion contacts with the limiting seat, the stop lever is perpendicular to a conveying plane of the conveying mechanism.

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