CN214924999U - Waste discharge and edge cutting device for full-rotary printing machine - Google Patents

Abstract

The utility model relates to a full rotary press is with useless side cut device of wasting discharge relates to printing cutting device's field, and it includes frame, upper roll and lower cylinder, the central axis of upper roll and lower cylinder is parallel to each other, upper roll and/or lower cylinder are provided with two and are annular cutter, the upper roll rotates and is connected with two top blocks, the lower cylinder rotates and is connected with two lower sliders, top block and lower slider all slide and connect in the frame, the frame is provided with the locking subassembly that is used for making top block and lower slider locking of sliding. The application can be maintained in a relatively convenient and fast later period.

Description

Waste discharge and edge cutting device for full-rotary printing machine

Technical Field

The application relates to the field of printing cutting devices, in particular to a waste discharge and edge cutting device for a full-rotary printing machine.

Background

The edge trimmer is mainly used for cutting off the edge part of a material so as to meet the requirements of production and manufacturing, and is mainly used for the production and manufacturing of materials such as paper tapes, cloth tapes, metal belts, leather and the like.

In order to meet the requirement of trimming materials, the Chinese patent with the application number of CN201210521719.0 in the related technology discloses a trimming machine, which has the technical key points that: comprises a frame; the frame is provided with an edge cutting device for cutting edges, the edge cutting device is used for cooperatively using an upper roller and a lower roller which are used for clamping and positioning materials during edge cutting, and the frame is provided with a driving device for driving the upper roller and the lower roller to rotate relatively; the two ends of the upper roller are respectively provided with an upper cutter for trimming; two ends of the lower roller are respectively provided with a lower cutter for trimming; when the edge of the material is cut, the upper roller and the lower roller are driven by the driving device to rotate to bring the material into the upper roller, and the upper cutters arranged at the two ends of the upper roller and the lower cutters arranged at the two ends of the lower roller cut off the edge of the material between the upper roller and the lower roller in the rotating process.

In the above related art, the inventor thinks that the cutter is relatively easy to passivate and needs to be replaced in time to reduce the influence on the trimming operation when being applied to the all-wheel printing machine, but in the above technical scheme, the cutter is maintained, especially when the lower cutter is maintained, the upper roller and the lower roller need to be detached in sequence, and the later maintenance is relatively inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to facilitate later maintenance, this application provides a full rotary press is with wasting discharge side cut device.

The application provides a pair of complete waste discharge side cut device for rotary press adopts following technical scheme:

the utility model provides a full rotary press is with wasting discharge side cut device, includes frame, upper roll and lower cylinder, the central axis of upper roll and lower cylinder is parallel to each other, upper roll and/or lower cylinder are provided with two and are annular cutter, the upper roll rotates and is connected with two top blocks, the lower cylinder rotates and is connected with two lower sliders, top block and lower slider all slide and connect in the frame, the frame is provided with the locking subassembly that is used for making top block and lower slider slide the locking.

Through adopting above-mentioned technical scheme, when needing to tear open and trade because of the cutter passivation, only need to make the locking subassembly remove the locking of sliding to top shoe and lower slider, then make top shoe and lower slider roll-off locking mouth, can tear open and trade to top drum and lower drum, can be comparatively convenient do the later maintenance.

Optionally, the frame is channel-section steel column structure, the locking mouth has been seted up respectively to the both sides board of frame, the last slider of last cylinder one end and the lower slider of lower cylinder one end all slide and connect in one of them locking mouth, the last slider of the last cylinder other end and the lower slider of the lower cylinder other end all slide and connect in another locking mouth, the locking subassembly corresponds the locking mouth and is provided with two, the locking subassembly is connected in the locking piece of frame and is used for making the locking piece rotate the fastener of locking including rotating, the locking piece is set up in last slider and lower slider towards the last slider or the lower slider of locking mouth opening border side.

By adopting the technical scheme, when the sliding locking of the upper sliding block and the lower sliding block needs to be released, the rotation locking of the locking piece only needs to be released through the fastening piece, and then the locking piece is rotated to enable the upper sliding block or the lower sliding block to be limited by contact; simultaneously when using for rotate the locking piece and make the locking piece pass the locking mouth, and make the locking piece set up in top shoe or lower slider, restrict the sliding of top shoe and lower slider, then do through the fastener to the locking piece rotate the locking can.

Optionally, the locking member is in the shape of a strip, a plate, or a rod, one end of the locking member is hinged to an edge of an opening at one side of the locking opening, the fastening member includes a rotating portion and a fastening portion for fastening the locking member to the frame, and the fastening portion is fixedly connected to the rotating portion.

By adopting the technical scheme, when the locking piece needs to be rotationally locked, only the rotating part needs to be rotated, so that one end of the locking piece, which is far away from the rotary connecting end, is clamped between the fastening part and the opening edge of the locking port; when the rotation locking of locking piece is relieved to needs, only need to make rotation portion rotate for fastening portion moves away can relative locking piece.

Optionally, the locking piece is further provided with a fixing piece, the fixing piece is a screw rod or a bolt, the fixing piece is arranged in a penetrating mode and connected to the locking piece in a threaded mode, and the fixing piece abuts against the upper sliding block or the lower sliding block.

Through adopting above-mentioned technical scheme, mounting butt in top shoe or lower slider can make the relative inseparable laminating of top shoe or lower slider keep away from the diapire of locking piece in the locking mouth to stability when optimizing the use.

Optionally, at least one cushion block is further arranged between the fixing piece and the upper sliding block or the lower sliding block, and the cushion block is connected in the locking port in a sliding manner.

Through adopting above-mentioned technical scheme, the cushion can fill up the one side of locating the top shoe and keeping away from mutually with the bottom shoe to change the whole relative locking port's of top shoe and bottom shoe position, thereby can adjust the relative locking port's of top drum and lower drum position according to actual need.

Optionally, at least one of the upper slider, the lower slider and the cushion block is provided with an elastic piece for enabling the upper slider, the lower slider and the cushion block to be tightly attached.

Through adopting above-mentioned technical scheme, the elastic component can make the relatively inseparable laminating of top shoe, bottom shoe and cushion be in the same place, and the vibration reduces the influence to stability when using.

Optionally, the elastic member is a spring and is provided with at least one, one end of the elastic member is connected to the lower slider, and the other end of the elastic member abuts against the upper slider.

Through adopting above-mentioned technical scheme, the elastic component can be through butt in the top shoe for keep the trend of keeping away from mutually between top shoe and the lower slider, thereby cooperation fastener can make top shoe, lower slider and the relatively inseparable laminating of cushion be in the same place.

Optionally, one end of the elastic element, which is far away from the lower sliding block, is fixedly connected to the abutting block, and the abutting block is connected to the locking port in a sliding manner.

Through adopting above-mentioned technical scheme, the slider can be done the guide and fix the both ends of elastic component under the butt piece cooperation to the stability of elastic component when optimizing the use.

Optionally, the upper roller includes a rotating shaft and a rotating drum sleeved on the rotating shaft, the two upper sliding blocks are respectively rotatably connected to two ends of the rotating shaft, the rotating shaft is fixedly connected with two retainer rings, the rotating drum is located between the two retainer rings, one end of the rotating shaft is penetrated and threaded connected with a limiting rod, and the limiting rod is abutted to one side of the upper sliding block away from the other upper sliding block.

Through adopting above-mentioned technical scheme, restriction pole butt in the top shoe for the pivot drives the state that shelves ring laminating in the top shoe, and the possibility that pivot and rotary drum axial slided when reducing the use, thereby reduces and slides the influence to the side cut of material area because of the cutter when doing the side cut to the material area.

Optionally, the frame is rotatably connected with a guide roller for guiding the material between the upper roller and the lower roller.

Through adopting above-mentioned technical scheme, the guide roll can further be to the guide to the material area, and the material area is smooth and easy nature when optimizing use.

In summary, the present application includes at least one of the following beneficial technical effects:

when needing to tear open and trade because of the cutter passivation, only need to make rotation portion rotate, remove the rotation locking of fastening portion to the locking piece, then rotate the locking piece, can remove the locking of sliding to top shoe and lower slider, then make top shoe and lower slider roll-off locking mouth, can tear open and trade to top drum and lower drum, can be comparatively convenient do the later maintenance.

Drawings

FIG. 1 is a schematic structural diagram of embodiment 1 of the present application;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a schematic cross-sectional view showing the structure of embodiment 2 of the present application;

fig. 4 is an enlarged schematic structural view of a portion B in fig. 3.

Description of reference numerals: 1. a frame; 11. locking the opening; 111. a sliding groove; 12. a guide roller; 13. a base; 14. a side plate; 2. an upper roller; 20. a cutter; 21. an upper slide block; 22. a rotating shaft; 221. a restraining bar; 222. a limiting block; 223. a restraining bearing; 224. a spindle handle; 23. a rotating drum; 231. a retainer ring; 24. a connecting port; 3. a lower roller; 31. a lower slide block; 4. a locking assembly; 41. a locking member; 411. a locking handle; 42. a fastener; 421. a rotating part; 422. a fastening section; 43. a fixing member; 44. cushion blocks; 45. an elastic member; 451. a butting block; 46. a connecting rod; 461. a locking handle; 5. a sliding block; 6. an adjustment assembly; 61. adjusting the screw rod; 62. adjusting the nut; 63. an adjusting ring; 631. a first connecting strip; 632. adjusting the bearing; 64. a connecting ring; 641. and a second connecting strip.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an all-wheel printing machine is with wasting discharge side cut device.

Example 1

Referring to fig. 1, the waste discharging and edge cutting apparatus for an all wheel press includes a frame 1, an upper drum 2, and a lower drum. Frame 1 is including the base 13 that is platelike structure and two curb plates 14 that are parallel to each other, and curb plate 14 is perpendicular to base 13 to one side border fixed connection of curb plate 14 is in curb plate 14, so that frame 1 wholly is channel-section steel column structure. Wherein, be provided with two annular cutters 20 in last cylinder 2 and lower cylinder 3 at least one, upper cylinder 2 is located to cutter 20 cover in this application embodiment to cutter 20's outer lane border diameter is greater than the outer wall diameter of upper cylinder 2, and cutter 20 and upper cylinder 2 set up with the central axis to when being used for doing the side cut to the both sides border of material area, in follow-up maintenance, only need with upper cylinder 2 pull down can.

Locking port 11 has been seted up to curb plate 14, and locking port 11 opening orientation is kept away from the direction of base 13, and the axial both ends of upper drum 2 are rotated respectively and are connected with top shoe 21 to two top shoes 21 slide respectively and connect in two locking ports 11, the direction of sliding of top shoe 21 is on a parallel with the opening direction of locking port 11.

Referring to fig. 1 and 2, the two ends of the lower roller 3 in the axial direction are respectively rotatably connected with a lower slider 31, the two lower sliders 31 are respectively connected in the two locking openings 11 in a sliding manner, and the sliding direction of the lower slider 31 is parallel to the opening direction of the locking opening 11. Wherein, the upper slide block 21 is located at one side of the lower slide block 31 facing the opening of the locking port 11, and the locking port 11 is provided with a locking assembly 4 for sliding and locking the upper slide block 21 and the lower slide block 31.

When the cutter 20 needs to be maintained at a later stage, the sliding locking effect of the upper sliding block 21 and the lower sliding block 31 is released only through the locking assembly 4; then the upper slide block 21 slides out of the locking opening 11, so that the cutter 20 can be detached and replaced, and meanwhile, the lower roller 3 and the lower slide block 31 can be replaced conveniently.

In addition, in order to reduce the possibility that the cutter 20 slides due to the axial sliding of the upper roller 2, the deviation of the edge cutting of the material belt is caused. The upper roller 2 includes a rotating shaft 22 and a rotating drum 23 sleeved on the rotating shaft 22, and two ends of the rotating shaft 22 are respectively and fixedly connected to the two lower sliding blocks 31. The rotating cylinder 23 is rotatably connected to the rotating cylinder 23 through a plurality of bearings sleeved on the rotating shaft 22, the rotating cylinder 23 is fixedly connected with two retaining rings 231, the retaining rings 231 and the rotating shaft 22 are arranged on the same central axis, and the rotating cylinder 23 is located between the two retaining rings 231. In other embodiments, a fixed motor may be further mounted on the side plate 14, an output shaft of the motor is fixedly connected to an output gear, the rotating drum 23 is fixedly connected to a driven gear meshed with the output gear, and the output gear is meshed with the driven gear to drive the rotating drum 23 to rotate.

Referring to fig. 1 and 2, one end of the rotating shaft 22 penetrates through the upper slider 21 and is provided with a limiting block 222, a limiting bearing 223 is embedded in the limiting block 222, and an outer ring of the limiting bearing 223 is fixedly connected to the limiting block 222. The inner ring of the limiting bearing 223 is sleeved and fixedly connected to the rotating shaft 22, the limiting block 222 is penetrated and connected with the limiting rod 221 in a threaded manner, so that the limiting rod 221 is penetrated and connected with the rotating shaft 22 in a threaded manner through the limiting block 222 and the limiting bearing 223, the limiting rod 221 is located on one side of the upper sliding block 21 far away from the other upper sliding block 21, and the limiting rod 221 abuts against the upper sliding block 21. At least one end of the rotating shaft 22 is fixedly connected with a rotating shaft handle 224 used for assisting the upper sliding block 21 to slide out of the locking port 11.

When the cutting knife is used, the limiting rod 221 is abutted against the upper slide block 21, so that the stop ring 231 is relatively tightly attached to the side plates 14 when the cutting knife is used, the rotating shaft 22 is relatively stable relative to the two side plates 14, and the possibility that the cutting knife 20 slides relative to the side plates 14 when the cutting knife is used is reduced.

Referring to fig. 1 and 2, two side walls parallel to the opening direction of the locking port 11 are provided with two sliding grooves 111 extending along the opening direction of the locking port 11, the upper slider 21 and the lower slider 31 are fixedly connected with two sliding blocks 5, the two sliding blocks 5 on the upper slider 21 are respectively clamped and slidably connected to the two sliding grooves 111 on the locking port 11, the two sliding blocks 5 on the lower slider 31 are respectively clamped and slidably connected to the two sliding grooves 111 on the locking port 11, so that when the upper slider 21 or the lower slider 31 is limited to be separated from the locking port 11, the sliding of the upper slider 21 and the lower slider 31 can be guided.

The locking assembly 4 includes a locking member 41 and a fastening member 42, the locking member 41 is in a bar-shaped, plate-shaped or rod-shaped structure, one end of the locking member 41 is rotatably connected to one opening edge of the locking port 11, and the fastening member 42 is disposed on the other opening edge of the locking port 11. And the length of locking piece 41 is greater than the opening width of locking mouth 11 to when needing to do the slip locking to upper sliding block 21 and lower sliding block 31, only need to make locking piece 41 keep away from the one end that articulates in frame 1 and set up the opening border at fastening piece 42 place in locking mouth 11, then make fastening piece 42 do the rotation locking to locking piece 41 can. Wherein, the rotation plane of the locking piece 41 is parallel to the opening direction of the locking port 11 and perpendicular to the central axis of the upper drum 2, and the locking piece 41 is fixedly connected with a locking handle 411 for auxiliary rotation.

Referring to fig. 1 and 2, the fastening member 42 includes a rotating portion 421 and a fastening portion 422, the rotating portion 421 is rotatably connected to the opening edge of the locking port 11, a rotation plane of the rotating portion 421 is parallel to a rotation plane of the locking member 41, the fastening portion 422 is fixedly connected to the rotating portion 421, the fastening portion 422 extends toward the side plate 14, and a gap is formed between the fastening portion 422 and the side plate 14. When the rotation lock is performed on the lock member 41, it is only necessary to make the lock member 41 overlap the opening edge of the lock opening 11, and then make the rotation portion 421 rotate, and make the end portion of the lock member 41 be clamped between the fastening portion 422 and the edge of the side plate 14, so that the lock member 41 is rotation-locked.

The two side plates 14 provided with the fastening members 42 are penetrated by a connecting rod 46, both ends of the connecting rod 46 are respectively fixedly connected to the two rotating portions 421, and at least one end of the connecting rod 46 is fixedly connected to a locking handle 461 for assisting the rotation. When the sliding lock of the upper slider 21 and the lower slider 31 needs to be released, the locking handle 461 only needs to be rotated, and the two rotating portions 421 are simultaneously driven to rotate through the connecting rod 46.

At least one cushion block 44 is arranged in the locking port 11, the cushion block 44 is arranged on one side of the locking piece 41 facing the lower sliding block 31, two sliding blocks 5 are fixedly connected to the cushion block 44, and the sliding blocks 5 connected with the cushion block 44 are clamped and connected in the sliding groove 111 in a sliding mode.

When in use, the cushion block 44 can be padded on the side of the lower slider 31 far away from the locking piece 41 or between the upper slider 21 and the locking piece 41, so as to adjust the positions of the upper roller 2 and the lower roller 3 in the locking port 11, so as to meet the actual use requirement.

Further, in order to reduce the possibility that the fastening portion 422 is loosened with respect to the lock member 41 due to vibration during use, the lock member 41 is provided with a fixing member 43.

Referring to fig. 1 and 2, the fixing element 43 is a screw or a bolt, the fixing element 43 is inserted into and screwed to the locking element 41, and the fixing element 43 is abutted against the pad 44 or the upper slider 21, so that the upper slider 21, the lower slider 31 and the pad 44 can be relatively tightly attached together.

In order to reduce the possibility that the fixing member 43 is loosened due to vibration during use, so that the fastening effect is reduced, at least one of the upper slider 21, the lower slider 31 or the cushion block 44 is provided with an elastic member 45 for enabling the upper slider 21, the lower slider 31 or the cushion block 44 to be tightly attached, wherein the elastic member 45 is arranged on the lower slider 31 in the embodiment of the present invention.

Referring to fig. 1 and 2, the elastic member 45 is a spring and is provided with at least one, and in the embodiment of the present application, the elastic member 45 is provided with two. The central axis of the elastic element 45 is parallel to the opening direction of the locking port 11, one end of the elastic element 45 is fixedly connected to the lower slider 31, the other ends of the two elastic elements 45 are fixedly connected with the abutting block 451, and the abutting block 451 abuts against the upper slider 21 under the action of the elastic element 45. In the using process, the elastic piece 45 and the abutting block 451 can keep a relatively close fit state among the upper slide block 21, the lower slide block 31 and the cushion block 44, so as to optimize the stability in use. Two sliding blocks 5 which are clamped and connected with the sliding groove 111 in a sliding way are fixedly connected with the abutting block 451.

In addition, in order to enable the material strip to be guided relatively smoothly to the gap between the upper roller 2 and the lower roller 3, the two side plates 14 are rotatably connected with a guide roller 12 towards the feeding side, and the guide roller 12 is parallel to the rotating shaft 22.

Example 2

Referring to fig. 3 and 4, the difference from embodiment 1 is that the upper drum 2 is provided with an adjusting assembly 6 for adjusting the interval between the two cutters 20.

The rotating shaft 22 is of a tubular structure, the adjusting assembly 6 comprises an adjusting screw 61, two adjusting nuts 62 and two adjusting rings 63, the adjusting screw 61 penetrates through and is rotatably connected to the rotating shaft 22, and the adjusting screw 61 and the rotating shaft 22 are arranged on the same central axis.

Referring to fig. 3 and 4, the adjusting screw 61 is a double-headed screw, the thread directions of the two ends are opposite, the adjusting nut 62 is sleeved on and screwed to the adjusting screw 61, and the two adjusting nuts 62 are respectively located at different positions of the adjusting screw 61 in the thread directions. The pivot 22 and the rotary drum 23 all seted up a plurality of connectors 24 that set up around the central axis, and the pivot 22 is located to the adjustable ring 63 cover, and adjustable ring 63 fixedly connected with a plurality of connecting strips 631 that set up around the central axis, connecting strip 631 pass connector 24 and fixed connection in adjusting nut 62 on the pivot 22.

An adjusting bearing 632 is sleeved outside the adjusting ring 63, a connecting ring 64 is sleeved outside the adjusting bearing 632, the outer ring of the adjusting bearing 632 is fixedly connected to the connecting ring 64, and the inner ring of the adjusting bearing 632 is fixedly connected to the adjusting ring 63. The connection ring 64 is provided with a plurality of second connection bars 641, and the second connection bars 641 pass through the connection ports 24 on the rotary drum 23 and are fixedly connected to the inner circumferential edge of the cutter 20.

The implementation principle of embodiment 2 of the present application is as follows: when the distance between the two cutting knives 20 needs to be adjusted, only the adjusting screw 61 needs to be rotated, so that the two adjusting nuts 62 move towards or away from each other, the adjusting ring 63, the first connecting strip 631, the adjusting bearing 632, the connecting ring 64 and the second connecting strip 641 drive the two cutting knives 20 to slide towards or away from each other, and the adjusting bearing 632 can be used for preventing interference among the rotation of the rotary drum 23, the connecting ring 64 and the second connecting strip 641 and the adjusting ring 63.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a full rotary press is with wasting discharge side cut device, includes frame (1), upper roll (2) and lower cylinder (3), the central axis of upper roll (2) and lower cylinder (3) is parallel to each other, its characterized in that: go up cylinder (2) and/or lower cylinder (3) and be two annular cutters (20), it is connected with two top shoe (21) to go up cylinder (2) rotation, lower cylinder (3) rotate and are connected with two lower slider (31), top shoe (21) and lower slider (31) all slide and connect in frame (1), frame (1) is provided with and is used for making top shoe (21) and lower slider (31) locking of sliding locking (4).

2. The waste discharge edge trimmer for all-wheel printers according to claim 1, wherein: the frame (1) is of a channel steel-shaped structure, two side plates of the frame (1) are respectively provided with a locking port (11), an upper slide block (21) at one end of the upper roller (2) and a lower slide block (31) at one end of the lower roller (3) are connected with one of the locking openings (11) in a sliding way, an upper slide block (21) at the other end of the upper roller (2) and a lower slide block (31) at the other end of the lower roller (3) are connected with the other locking port (11) in a sliding way, the number of the locking assemblies (4) is two corresponding to the locking openings (11), each locking assembly (4) comprises a locking piece (41) which is rotatably connected to the rack (1) and a fastening piece (42) which is used for enabling the locking piece (41) to be rotatably locked, the locking piece (41) is arranged on the upper sliding block (21) or the lower sliding block (31) in the upper sliding block (21) and the lower sliding block (31) towards the opening edge side of the locking opening (11).

3. The waste discharge edge trimmer for all-wheel printers according to claim 2, wherein: the locking piece (41) is in a strip shape, a plate shape or a rod shape, one end of the locking piece (41) is hinged to the opening edge of one side of the locking opening (11), the fastening piece (42) comprises a rotating part (421) and a fastening part (422) used for buckling the locking piece (41) on the rack (1), and the fastening part (422) is fixedly connected to the rotating part (421).

4. The waste discharge edge trimmer for all-wheel printers according to claim 3, wherein: the locking piece (41) is further provided with a fixing piece (43), the fixing piece (43) is a screw rod or a bolt, the fixing piece (43) penetrates through the locking piece (41) and is in threaded connection with the locking piece (41), and the fixing piece (43) abuts against the upper sliding block (21) or the lower sliding block (31).

5. The waste discharge edge trimmer for all-wheel printers according to claim 4, wherein: at least one cushion block (44) is further arranged between the fixing piece (43) and the upper sliding block (21) or the lower sliding block (31), and the cushion block (44) is connected in the locking port (11) in a sliding mode.

6. The waste discharge edge trimmer for all-wheel printers according to claim 5, wherein: at least one of the upper sliding block (21), the lower sliding block (31) and the cushion block (44) is provided with an elastic piece (45) for enabling the upper sliding block, the lower sliding block and the cushion block to be tightly attached.

7. The waste discharge edge trimmer for all-wheel printers according to claim 6, wherein: the elastic piece (45) is a spring and is provided with at least one, one end of the elastic piece (45) is connected with the lower sliding block (31), and the other end of the elastic piece (45) is abutted to the upper sliding block (21).

8. The waste discharge edge trimmer for all-wheel printers according to claim 7, wherein: one end, far away from the lower sliding block (31), of the elastic piece (45) is fixedly connected to the abutting block (451), and the abutting block (451) is connected to the locking opening (11) in a sliding mode.

9. The waste discharge edge trimmer for all-wheel printers according to claim 2, wherein: go up cylinder (2) including pivot (22) and cover rotary drum (23) of locating pivot (22), two go up slider (21) and rotate respectively and connect in the both ends of pivot (22), two pivot (22) fixedly connected with shelves ring (231), rotary drum (23) are located between two shelves ring (231), the one end of pivot (22) is worn to establish and threaded connection has limiting rod (221), limiting rod (221) support locate one side that another top shoe (21) was kept away from to top slider (21).

10. The waste discharge edge trimmer for all-wheel printers according to claim 1, wherein: the machine frame (1) is rotatably connected with a guide roller (12) used for guiding materials between the upper roller (2) and the lower roller (3).

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