CN220114141U - Paperboard flattening device - Google Patents

Abstract

The utility model belongs to the technical field of paperboard processing, and particularly relates to a paperboard flattening device, which comprises a placing table, wherein a fixing frame is arranged on one side of the placing table, two first press rolls are arranged at the middle upper part of the fixing frame, two second press rolls are arranged at the middle lower part of the fixing frame, first sliding blocks are respectively arranged at two ends of each first press roll, a first sliding groove for moving the first sliding blocks is formed in the fixing frame, the first sliding blocks are in sliding connection with the first sliding grooves, and second sliding blocks are respectively arranged at two ends of each second press roll. The problem that the paperboard is required to be flattened because the paperboard is pressed too loose, the flattening effect cannot be generated on the paperboard, the deformation of the paperboard is too large and the paperboard is deformed is solved, and the thickness of the paperboard needs to be adjusted when the paperboard is flattened is solved.

Description

Paperboard flattening device

Technical Field

The utility model belongs to the technical field of paperboard processing, and particularly relates to a paperboard flattening device.

Background

The paper board is a thick paper sheet formed by interweaving fibers and processed by various paper pulps, and is widely applied to the packaging industry, and the paper board needs to be pressed into a plate shape with different thickness in the production process.

For flattening of the paper, the flattening device is required to flatten the paper which is not flat enough, the paper flattening device can flatten the paper with single thickness at present, but the paper with different thickness is manufactured according to different requirements of application, if the flattening device with the same specification is adopted for the paper with different thickness, the thickness of the paper is uneven, the flattening effect is not generated on the paper due to the fact that the paper is excessively loosened, the deformation of the paper is excessively large due to the fact that the paper is excessively tightened, and the thickness of the paper is required to be flattened.

In order to solve the above problems, a pressing force adjustable paperboard flattening device is urgently needed.

Disclosure of Invention

The utility model provides a paperboard flattening device for overcoming the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a cardboard flattening device, includes places the platform, the mount is installed to one side of placing the platform, the well upper portion of mount is equipped with two first compression rollers, the well lower part of mount is equipped with two second compression rollers, the both ends of first compression roller are equipped with first slider respectively, offer the first spout that is used for first slider activity on the mount, first slider and first spout sliding connection, the both ends of second compression roller are equipped with the second slider respectively, offer the second spout that is used for the second slider activity on the mount, second slider and second spout sliding connection, the inside of first spout and second spout has set firmly the first guide arm that sets up along vertical direction respectively, first slider and second slider respectively with first guide arm sliding connection, the top of first slider is equipped with first spring, the below of second slider is equipped with the second spring, the support is installed to the top of placing the platform, first telescopic link is installed to the bottom of support, the one end fixed mounting clamp plate of first telescopic link.

Optionally, the top sliding connection that just is located first slider inside the first spout has first sliding plate, the inside below sliding connection that just is located the second slider of second spout has the second sliding plate, the both sides of first sliding plate and second sliding plate are equipped with the extension board respectively, the extension groove has been seted up respectively to the both sides of first spout and second spout, extension board and extension groove sliding connection, two the wire through groove has been seted up respectively to one side that the extension groove deviates from mutually, be equipped with the guide pulley respectively between wire through groove and the extension groove, the regulating plate is installed respectively to the top and the bottom of mount, be connected with inelastic stay cord between regulating plate and the extension plate, inelastic stay cord is around locating the outside of guide pulley.

Optionally, fixed box is fixed with respectively to the top and the bottom of mount, regulating plate and fixed box sliding connection, set firmly a plurality of locating levers between fixed box and the mount, regulating plate and locating lever sliding connection, the middle part of fixed box is equipped with the screw rod that extends to the fixed box outside, just be located the inside of fixed box on the mount and have linked firmly the rotation seat, the helicoidal groove has been seted up at the middle part of regulating plate, screw rod and helicoidal groove spiro union, the end and the rotation seat rotation of screw rod are connected, the sheave structure that is used for adjusting the regulating plate position is installed in the outside of fixed box.

Optionally, the sheave structure includes carousel, driving disk, notch, arc portion, extension board, breach and card protruding, the carousel is connected with the screw rod end of changeing, the driving disk is located one side of carousel, the quantity of notch is four, the quantity of arc portion is four, arc portion is located respectively between two adjacent notches, the radius of arc portion is the same with the driving disk, the extension board sets firmly in one side middle part of driving disk towards the breach, the card protruding one end that is located the extension board and keeps away from the driving disk.

Optionally, place bench and be located one side fixed mounting of support and have traction frame, first slide rail has been seted up on the both sides inner wall of traction frame, the inside sliding connection of first slide rail has the lifter, two the second slide rail has been seted up respectively to one side that the lifter is relative, two top fixedly connected with first connecting plate between the lifter, the traction frame is close to the one end of support and has linked firmly the mounting panel, linked firmly the second telescopic link on the mounting panel, the flexible one end of second telescopic link links firmly with first connecting plate, two between the lifter and be located the below sliding connection of first connecting plate has the second connecting plate, the bottom of first connecting plate has linked firmly the third telescopic link, the flexible one end of third telescopic link links firmly with the second connecting plate, the second connecting plate has linked firmly the fourth telescopic link towards one side of keeping away from the support, the flexible one end of fourth telescopic link has linked firmly the arm, the both sides fixedly connected with second guide arm of arm, the second guide arm runs through the second connecting plate, the other guide arm has linked firmly the splint.

Optionally, the jacking groove has been seted up to well upper portion of mount and be located between two first spouts, the inside sliding connection in jacking groove has the jacking board, the both ends of jacking board link firmly with two first sliders respectively, the middle part in jacking groove has set firmly the third guide arm, the third guide arm outside and be located the below cover of jacking board are equipped with the third spring.

In summary, the beneficial effects of the utility model are as follows: through setting up and placing the platform, place the platform and be the processing platform that the cardboard flattened and use, two first compression rollers set up relatively with the second compression roller respectively, can be to entering into the cardboard of placing the bench and carry out the pre-compaction, make the flattening of cardboard more stable, avoid the corner of buckling to be pressed the deformation, interval between first compression roller and the second compression roller can be adjusted, can adapt to the cardboard of different thickness, first spring and second spring can extrude first compression roller and second compression roller respectively, provide certain activity space for first compression roller and second compression roller simultaneously, make things convenient for the putting into of cardboard, first telescopic link links firmly in the bottom of support, make things convenient for flattening of cardboard; the positions of the first sliding plate and the second sliding plate can be driven by inelastic pull ropes through adjusting the positions of the adjusting plates, the distance between the first sliding plate and the first sliding block can be changed when the positions of the first sliding plate are changed, the distance between the second sliding plate and the second sliding block can be changed when the positions of the second sliding plate are changed, the elongation of the first spring and the second spring can be changed when the distances between the first sliding plate and the first sliding block and between the second sliding plate and the second sliding block are changed, and the pressure between the first compression roller and the second compression roller can be adjusted; the fixing box can guide and protect the adjusting plate, the positioning rod can guide the movement of the adjusting plate, the adjusting plate can be driven to move in the fixing box by rotating the screw rod, the distance between the first press roller and the second press roller and the extrusion force can be adjusted by moving the adjusting plate, and the adjusting plate can be suitable for paperboards with various thicknesses; the driving plate rotates to drive the support plate to rotate, the support plate rotates to drive the clamping protrusion to synchronously move, the clamping protrusion intermittently slides into the notch to drive the turntable to rotate, the turntable rotates to drive the screw to rotate, the screw rotates to drive the adjusting plate to move, the distance and the pressure between the first compression roller and the second compression roller can be adjusted by the movement of the adjusting plate, the turntable rotates for one quarter of a circle every time the driving plate rotates, the adjusting plate moves a thread pitch every time the turntable rotates for one circle, and the adjusting precision can be improved; the third guide arm can guide the movement of the jacking plate, the third spring can support the jacking plate, the jacking plate is fixedly connected with the two first sliding blocks, a movable space exists at the bottom of each first sliding block, the first sliding blocks are not located at the bottom of each first sliding groove all the time due to gravity, and the adjustment of the distance between the first compression roller and the second compression roller is facilitated.

Drawings

Fig. 1 is an external overall schematic of the present utility model.

Fig. 2 is a left side view of the present utility model.

FIG. 3 is a schematic perspective view of the present utility model at A-A in FIG. 2.

Fig. 4 is an enlarged view of fig. 3 a in accordance with the present utility model.

Fig. 5 is a schematic perspective view of the present utility model at B-B in fig. 2.

Fig. 6 is an enlarged view of the utility model at B in fig. 5.

Fig. 7 is an enlarged view of fig. 6 at C in accordance with the present utility model.

Fig. 8 is an enlarged view of fig. 6D in accordance with the present utility model.

Fig. 9 is a schematic perspective view of the present utility model at C-C in fig. 2.

Fig. 10 is an enlarged view of fig. 9 at E in accordance with the present utility model.

Fig. 11 is a schematic view of an internal connection structure of a fixing frame according to the present utility model.

Fig. 12 is a schematic view of a sheave structure according to the present utility model.

Fig. 13 is a schematic diagram showing a connection structure between a sheave structure and first and second press rolls.

In the figure, 1, a placing table; 21. a fixing frame; 22. a first press roller; 23. a second press roller; 24. a first slider; 25. a first chute; 26. a second slider; 27. a second chute; 28. a first guide bar; 29. a first spring; 30. a second spring; 31. a bracket; 32. a first telescopic rod; 33. a pressing plate; 41. a first sliding plate; 42. a second sliding plate; 43. an extension plate; 44. an extension groove; 45. a wire penetrating groove; 46. a guide wheel; 47. an adjusting plate; 48. an inelastic pull rope; 51. a fixed box; 52. a positioning rod; 53. a screw; 54. a rotating seat; 55. a screw groove; 61. a turntable; 62. a drive plate; 63. a notch; 64. an arc-shaped portion; 65. a support plate; 66. a notch; 67. a clamping protrusion; 71. a traction frame; 72. a first slide rail; 73. a lifting rod; 74. a second slide rail; 75. a first connection plate; 76. a mounting plate; 77. a second telescopic rod; 78. a second connecting plate; 79. a third telescopic rod; 80. a fourth telescopic rod; 81. pulling a plate; 82. a second guide bar; 83. a clamping plate; 91. a jacking groove; 92. a jacking plate; 93. a third guide bar; 94. and a third spring.

Detailed Description

In order to enable those skilled in the art to better understand the present utility model, the following description will make clear and complete descriptions of the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-13, a cardboard flattening device, including placing the platform 1, the mount 21 is installed to one side of placing the platform 1, the well upper portion of mount 21 is equipped with two first compression rollers 22, the well lower part of mount 21 is equipped with two second compression rollers 23, the both ends of first compression roller 22 are equipped with first slider 24 respectively, set up the first spout 25 that is used for first slider 24 activity on the mount 21, first slider 24 and first spout 25 sliding connection, the both ends of second compression roller 23 are equipped with the second slider 26 respectively, set up the second spout 27 that is used for second slider 26 activity on the mount 21, second slider 26 and second spout 27 sliding connection, the inside of first spout 25 and second spout 27 is set firmly respectively along the first guide arm 28 of vertical direction setting, first slider 24 and second slider 26 are equipped with first spring 29 with first guide arm 28 respectively, the below of second slider 26 is equipped with second spring 30, place the top of first support frame 31 of platform 1 has a telescopic link 32, the telescopic link 32 is installed to the bottom.

The utility model sets the placing table 1, the placing table 1 is a processing table used for flattening the paper board, the fixing frame 21 is arranged on one side of the placing table 1 and is also a paper board feeding end of the placing table 1, the first press roller 22 is positioned at the middle upper part of the fixing frame 21, the second press roller 23 is positioned at the middle lower part of the fixing frame 21, the first press roller 22 and the second press roller 23 are respectively positioned at two sides of the top surface of the placing table 1, the number of the first press roller 22 and the second press roller 23 is two for entering the two sides of the top surface of the placing plate, the two first press rollers 22 and the two second press rollers 23 are respectively arranged opposite to the second press roller 23, the paper board to be entered into the placing table 1 can be pre-pressed, the flattening of the paper board is more stable, the bent corners are prevented from being deformed by pressing, the first slide blocks 24 are positioned at two ends of the first press roller 22 and the second slide blocks 26 are positioned at two ends of the second press roller 23, the first slide groove 25 and the second slide groove 27 are respectively arranged at two sides of the fixed frame 21, the first slide block 24 is in sliding connection with the inside of the first slide groove 25, the second slide block 26 is in sliding connection with the inside of the second slide groove 27, the distance between the first press roller 22 and the second press roller 23 can be adjusted, paperboards with different thicknesses can be adapted, the number of the first guide rods 28 is a plurality, the plurality of the first guide rods 28 are respectively and uniformly arranged on the first slide groove 25 and the second slide groove 27, the movement of the first slide block 24 and the second slide block 26 can be guided, the first press roller 22 and the second press roller 23 can be further guided, the first press roller 22 and the second press roller 23 are prevented from being inclined, the first spring 29 and the second spring 30 can respectively press the first press roller 22 and the second press roller 23, a certain movable space is provided for the first press roller 22 and the second press roller 23, the paperboards can be conveniently put in, the bracket 31 is arranged above the placing table 1, the first telescopic rod 32 is fixedly connected to the bottom of the bracket 31, so that the paperboard can be flattened conveniently.

As shown in fig. 6 and 7, a first sliding plate 41 is slidingly connected inside the first chute 25 and above the first slider 24, a second sliding plate 42 is slidingly connected inside the second chute 27 and below the second slider 26, extension plates 43 are respectively arranged on two sides of the first sliding plate 41 and the second sliding plate 42, extension grooves 44 are respectively arranged on two sides of the first chute 25 and the second chute 27, extension plates 43 are slidingly connected with the extension grooves 44, a threading groove 45 is respectively arranged on one side, facing away from the extension grooves 44, of each extension groove, guide wheels 46 are respectively arranged between the threading groove 45 and the extension grooves 44, an adjusting plate 47 is respectively arranged at the top and the bottom of the fixing frame 21, an inelastic pull rope 48 is connected between the adjusting plate 47 and the extension plates 43, and the inelastic pull rope 48 is wound on the outer side of the guide wheels 46; through setting up first sliding plate 41, first sliding plate 41 is located the inside of first spout 25, and be located the top of first slider 24, second sliding plate 42 is located the inside of second spout 27, and be located the below of second slider 26, extending plate 43 is located the both sides of first sliding plate 41 and second sliding plate 42 respectively, extending groove 44 is seted up respectively in the both sides of first spout 25 and second spout 27, threading groove 45 opens and is linked together with extending groove 44 in one side of extending groove 44, guide pulley 46 is located between threading groove 45 and extending groove 44, two regulating plates 47 are located the top and the below of mount 21 respectively, the one end of inelastic stay cord 48 passes threading groove 45 and first sliding plate 41 and second sliding plate 42 link firmly, the other end links to each other with regulating plate 47, can drive the position of first sliding plate 41 and second sliding plate 42 through inelastic stay cord 48 through adjusting regulating plate 47, can change the interval between first sliding plate 41 and the first slider 24 when first sliding plate 41 changes the position, can change between second sliding plate 42 and second sliding plate 26 and second sliding plate 24, can change between second sliding plate 26 and second compression roller 22 when second sliding plate 42 changes the position, can change the interval between second sliding plate 26 and second compression roller 22 and second sliding plate 24.

As shown in fig. 4, the top and the bottom of the fixing frame 21 are respectively fixed with a fixing box 51, the adjusting plate 47 is slidably connected with the fixing box 51, a plurality of positioning rods 52 are fixedly arranged between the fixing box 51 and the fixing frame 21, the adjusting plate 47 is slidably connected with the positioning rods 52, a screw 53 extending to the outer side of the fixing box 51 is arranged in the middle of the fixing box 51, a rotating seat 54 is fixedly connected to the fixing frame 21 and located in the fixing box 51, a screw groove 55 is formed in the middle of the adjusting plate 47, the screw 53 is in threaded connection with the screw groove 55, the tail end of the screw 53 is rotatably connected with the rotating seat 54, and a grooved pulley structure for adjusting the position of the adjusting plate 47 is arranged on the outer side of the fixing box 51; through setting up fixed box 51, fixed box 51 fixed mounting is at the top and the bottom of mount 21 respectively, fixed box 51 can lead and protect adjusting plate 47, locating lever 52 can lead to the removal of adjusting plate 47, screw 53 rotates the inside of connecting at fixed box 51, the one end of screw 53 is rotated through rotating seat 54 and mount 21 and is connected, rotate seat 54 and link firmly on mount 21, the other end of screw 53 extends to the outside of fixed box 51, the screw groove 55 is offered at adjusting plate 47 middle part, screw 53 and screw groove 55 spiro union, rotate screw 53 and can drive adjusting plate 47 and remove in fixed box 51, the interval and the second extrusion force between first compression roller 22 can be adjusted in the removal of adjusting plate 47, can be suitable for the cardboard of multiple different thickness.

As shown in fig. 12, the sheave structure includes a turntable 61, a driving disc 62, a notch 63, an arc portion 64, a support plate 65, a notch 66 and a clamping protrusion 67, where the turntable 61 is in rotation-stopping connection with the screw 53, the driving disc 62 is located at one side of the turntable 61, the number of the notches 63 is four, the number of the arc portions 64 is four, the arc portion 64 is located between two adjacent notches 63, the radius of the arc portion 64 is the same as that of the driving disc 62, the support plate 65 is fixedly arranged at the middle of one side of the driving disc 62 facing the notch 66, and the clamping protrusion 67 is located at one end of the support plate 65 far from the driving disc 62; through setting up the sheave structure, carousel 61 links firmly with screw 53, driving disk 62 is located one side of carousel 61, slot 63 equidistant is offered around carousel 61, arc portion 64 is located between two adjacent slots 63 respectively, backup pad 65 links firmly on driving disk 62, gap 66 is located one side of driving disk 62, backup pad 65 is located the middle part of gap 66, card protruding 67 links firmly the one end at backup pad 65, backup pad 65 and carousel 61 dislocation set, driving disk 62 rotates and can drive backup pad 65 and rotates, backup pad 65 rotates and can drive card protruding 67 synchronous movement, card protruding 67 moves and can intermittent type slide into slot 63 inside, can drive carousel 61 and rotate, carousel 61 rotates and can drive screw 53 and rotate, screw 53 rotates and can drive regulating plate 47 and remove, regulating plate 47 removes interval and pressure between first compression roller 22 and second compression roller 23, every rotation of carousel 61 will rotate a quarter circle, every rotation of carousel 61 will remove a pitch, can improve the precision of regulation.

As shown in fig. 3, a traction frame 71 is fixedly installed on the placement table 1 and located at one side of the support 31, first slide rails 72 are provided on inner walls of two sides of the traction frame 71, lifting rods 73 are slidably connected in the first slide rails 72, second slide rails 74 are respectively provided at two opposite sides of the lifting rods 73, a first connecting plate 75 is fixedly connected to the top between the two lifting rods 73, an installation plate 76 is fixedly connected to one end of the traction frame 71 close to the support 31, a second telescopic rod 77 is fixedly connected to the installation plate 76, one telescopic end of the second telescopic rod 77 is fixedly connected with the first connecting plate 75, a second connecting plate 78 is slidably connected between the two lifting rods 73 and located below the first connecting plate 75, a third telescopic rod 79 is fixedly connected to the bottom of the first connecting plate 75, one telescopic end of the third telescopic rod 79 is fixedly connected with the second connecting plate 78, a fourth telescopic rod 80 is fixedly connected to one side of the second connecting plate 78, which faces away from the support 31, a second telescopic rod 82 is fixedly connected to the other two sides of the second connecting plate 82, a second connecting plate 82 is fixedly connected to the other two sides of the second telescopic rod 81, and the other two sides of the second connecting plate 82 are fixedly connected with a second connecting plate 82; through setting up traction frame 71, traction frame 71 installs in one side of support 31, splint 83 can carry out the centre gripping fixed to the cardboard, first slide rail 72 is offered in traction frame 71's inside, lifter 73 sliding connection is on first slide rail 72, second slide rail 74 is offered in two opposite one sides of lifter 73, first connection links firmly between the top of two lifter 73, the one end that is close to support 31 at traction frame 71 is installed to mounting panel 76, mounting panel 76 sets up with first connecting plate 75 relatively, second telescopic link 77 is located between mounting panel 76 and first connecting plate 75, can adjust splint 83's horizontal position, second connecting plate 78 sliding connection is between two lifter 73, and be located first connecting plate 75's below, third telescopic link 79 is installed in first connecting plate 75's bottom, can adjust splint 83 vertical orientation's position, fourth telescopic link 80 is installed on second connecting plate 78, the pull rod is connected with fourth telescopic link 80, second guide rod 82 links to each other with the pulling plate 81, 83 links firmly on two second guide rods 82, can improve splint 83's movable range, can flatten the cardboard, convenient position to pull.

As shown in fig. 8, a lifting groove 91 is formed between the two first sliding grooves 25 at the middle upper part of the fixing frame 21, a lifting plate 92 is slidably connected in the lifting groove 91, two ends of the lifting plate 92 are respectively fixedly connected with the two first sliding blocks 24, a third guide rod 93 is fixedly arranged at the middle part of the lifting groove 91, and a third spring 94 is sleeved outside the third guide rod 93 and below the lifting plate 92; through setting up jacking groove 91, the well upper portion at mount 21 is seted up in the jacking groove 91, jacking plate 92 sliding connection is in the inside of jacking groove 91, third guide arm 93 can lead the removal of jacking plate 92, third spring 94 can support jacking plate 92, jacking plate 92 links firmly with two first sliders 24, make the bottom of first slider 24 have the activity space, first slider 24 can not be because of the bottom of gravity being located first spout 25 all the time, make things convenient for the regulation of interval between first compression roller 22 and the second compression roller 23.

When the paper board flattening machine is used, firstly, the distance between the first pressing roller 22 and the second pressing roller 23 is adjusted according to the thickness of the paper board, the paper board can be fed from the position between the first pressing roller 22 and the second pressing roller 23 after the distance between the first pressing roller 22 and the second pressing roller 23 is adjusted, the paper board can be flattened for the first time under the action of the first pressing roller 22 and the second pressing roller 23, the thickness of each part of the paper board is kept consistent, then the paper board enters the placing table 1, the height of the clamping plate 83 is adjusted through the third telescopic rod 79, then the side surface of the paper board is clamped and fixed through the clamping plate 83, the paper board is pulled to a proper position through the second telescopic rod 77 and the fourth telescopic rod 80, then the pressing plate 33 can be driven by the first telescopic rod 32 at the bottom of the bracket 31 to flatten the paper board, the pressing plate 33 is separated after the paper board is partially flattened, and the position of the paper board is adjusted through the second telescopic rod 77 and the fourth telescopic rod 80, and the operation is repeated.

When the distance between the first press roller 22 and the second press roller 23 needs to be adjusted, the driving disc 62 is respectively made to rotate, the rotating disc 62 can drive the turntable 61 to rotate, the rotating disc 61 can drive the screw 53 to rotate, the screw 53 can drive the adjusting plate 47 to lift, the adjusting plate 47 can drive the first sliding plate 41 and the second sliding plate 42 to lift respectively through the inelastic pull rope 48, the first sliding plate 41 can adjust the moving range of the first press roller 22, the second sliding plate 42 can adjust the moving range of the second press roller 23, the moving ranges of the first spring 29 and the second spring 30 can be respectively changed by the first sliding plate 41 and the second sliding plate 42 to lift, and then the distance between the first press roller 22 and the second press roller 23 and the extrusion force can be adjusted.

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art is able to solve the technical problem within a certain error range, substantially achieving the technical effect.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as expressed herein, either as a result of the foregoing teachings or as a result of the knowledge or technology of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims (6)

1. The utility model provides a cardboard flattening device, includes places platform (1), its characterized in that, place one side of platform (1) and install mount (21), the well upper portion of mount (21) is equipped with two first compression roller (22), the well lower part of mount (21) is equipped with two second compression roller (23), the both ends of first compression roller (22) are equipped with first slider (24) respectively, set up first spout (25) that are used for first slider (24) activity on mount (21), first slider (24) and first spout (25) sliding connection, the both ends of second compression roller (23) are equipped with second slider (26) respectively, set up second spout (27) that are used for second slider (26) activity on mount (21), second slider (26) and second spout (27) sliding connection, first slider (25) and second spout (27)'s inside set firmly respectively along first guide arm (28) of vertical direction, first slider (24) and second slider (26) and first slider (26) are equipped with slider (30) side of sliding connection (30) respectively, place spring (30) side top (30) on the second support (1), the bottom of support (31) is installed first telescopic link (32), the flexible one end of first telescopic link (32) is fixed mounting has clamp plate (33).

2. The paperboard flattening device according to claim 1, wherein a first sliding plate (41) is slidably connected to the first sliding groove (25) and located above the first sliding block (24), a second sliding plate (42) is slidably connected to the second sliding groove (27) and located below the second sliding block (26), extension plates (43) are respectively arranged on two sides of the first sliding plate (41) and the second sliding plate (42), extension grooves (44) are respectively arranged on two sides of the first sliding groove (25) and the second sliding groove (27), extension plates (43) are slidably connected with the extension grooves (44), threading grooves (45) are respectively arranged on two sides, facing away from the extension grooves (44), of the two extension grooves (44), guide wheels (46) are respectively arranged between the threading grooves (45) and the extension grooves (44), adjusting plates (47) are respectively arranged on the top and the bottom of the fixing frame (21), no elastic pull ropes (48) are respectively connected between the adjusting plates (47) and the extension plates (43), and the outer sides of the no elastic pull ropes (46) are respectively arranged on the guide wheels (48).

3. The paperboard flattening device according to claim 2, characterized in that a fixed box (51) is fixed at the top and the bottom of the fixed frame (21) respectively, the adjusting plate (47) is in sliding connection with the fixed box (51), a plurality of positioning rods (52) are fixedly arranged between the fixed box (51) and the fixed frame (21), the adjusting plate (47) is in sliding connection with the positioning rods (52), a screw rod (53) extending to the outer side of the fixed box (51) is arranged in the middle of the fixed box (51), a rotating seat (54) is fixedly connected to the fixed frame (21) and located in the fixed box (51), a screw groove (55) is formed in the middle of the adjusting plate (47), the screw rod (53) is in threaded connection with the screw groove (55), the tail end of the screw rod (53) is in rotary connection with the rotating seat (54), and a grooved pulley structure for adjusting the position of the adjusting plate (47) is arranged in the outer side of the fixed box (51).

4. A paperboard flattening device according to claim 3, wherein the grooved pulley structure comprises a turntable (61), a driving disc (62), notches (63), arc-shaped parts (64), a supporting plate (65), notches (66) and clamping protrusions (67), the turntable (61) is connected with the screw rod (53) in a rotation stopping mode, the driving disc (62) is located on one side of the turntable (61), the number of the notches (63) is four, the number of the arc-shaped parts (64) is four, the arc-shaped parts (64) are located between two adjacent notches (63) respectively, the radius of each arc-shaped part (64) is the same as that of each driving disc (62), the supporting plate (65) is fixedly arranged in the middle of one side, facing the notch (66), of the supporting plate (62), and the clamping protrusions (67) are located at one end, far away from the driving disc (62), of the supporting plate (65).

5. The paperboard flattening device according to claim 1, wherein a traction frame (71) is fixedly arranged on one side of the support (31) on the placement table (1), first sliding rails (72) are arranged on the inner walls of two sides of the traction frame (71), lifting rods (73) are connected in a sliding manner inside the first sliding rails (72), second sliding rails (74) are respectively arranged on one opposite side of the two lifting rods (73), first connecting plates (75) are fixedly connected to the tops of the two lifting rods (73), a mounting plate (76) is fixedly connected to one end of the traction frame (71) close to the support (31), a second telescopic rod (77) is fixedly connected to the mounting plate (76), one telescopic end of the second telescopic rod (77) is fixedly connected with a first connecting plate (75), a second connecting plate (78) is connected between the two lifting rods (73) and is connected to the lower portion of the first connecting plate (75) in a sliding manner, a third telescopic rod (79) is fixedly connected to the bottom of the first connecting plate (75), a fourth telescopic rod (80) is fixedly connected to one telescopic rod (78) far away from the first connecting plate (80), the two sides of the pull plate (81) are fixedly connected with second guide rods (82), the second guide rods (82) penetrate through the second connecting plate (78), and clamping plates (83) are fixedly connected to the other ends of the second guide rods (82).

6. A board flattening device according to claim 3, wherein, a jacking groove (91) is formed between the two first sliding grooves (25) and the middle upper part of the fixing frame (21), a jacking plate (92) is slidably connected in the jacking groove (91), two ends of the jacking plate (92) are respectively fixedly connected with the two first sliding blocks (24), a third guide rod (93) is fixedly arranged in the middle of the jacking groove (91), and a third spring (94) is sleeved outside the third guide rod (93) and below the jacking plate (92).