KR850004504A - Tailstop and knockdown device and method - Google Patents

Abstract

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Description

Tailstop and knockdown device and method

As this is a public information case, the full text was not included.

1 is a schematic side view of the slowdown and lime removal apparatus of the present invention.

2 is a schematic side view of a modified embodiment of the present invention;

3 is a schematic partial side view of a second embodiment of a slowdown apparatus of the present invention.

Claims (55)

An apparatus for decelerating a sequentially flowing cutting paper sheet includes a high speed tape conveyor system having a transport stage and a sheet transport surface, a collection area and a slow down assembly, the slow down assembly collecting the material from the downstream side from the conveyor system delivery stage. A nip means located upstream of the area, the slow down roll means being driven by a parent means that rotates at a lower speed than the conveyor system and also comprising nip means for forming a nip with the slow down roll. A sheet enters the collection area, the nip means being provided with means for selectively pressing the sheet to slow down by driving each sheet into contact with the slow down roll, the tail of each sheet being pressed and the leading edge of the sheet being Unobstructed between the roller stage and the nip wheel means Stop and tail knockdown wherein passing. 2. The tailstop knockdown apparatus of claim 1 wherein the speed of the high speed tape conveyor is in the range of 400-1500 feet per minute. 2. The tailstop knockdown apparatus of claim 1 wherein the surface speed of the high speed tape conveyor is in the range of 250-350 feet per minute. 2. The tailstop and knockdown apparatus of claim 1, wherein the slow down roll assembly has a tape surface disposed below the sheet conveying surface level of the conveyor system. 5. The tailstop and knockdown device according to claim 4, wherein the nip means is located above the slow down roll means. 2. The at least one brush means of claim 1, wherein the nip means comprises rotary brush roll means, the rotary brush roll means being spaced apart from the roll means and further extending radially to a sufficient length to the roll means. Tailstop and knockdown device comprising the. The tail stop and knockdown device according to claim 6, wherein the brush roll and the slow down roll means rotate in opposite directions. 2. The tailstop of claim 1 wherein said nip means comprises air means through which air selectively flows toward said slow down roll means to abut said sheet against said slow down roll means. Knockdown device. 9. The tail stop of claim 8, wherein the nip means includes a rotating air control unit surrounding the nozzle means to control the flow direction of air from the nozzle means through the slot of the rotating air control unit. And knockdown devices. 10. The tail stop of claim 9, wherein the nip means comprises an air chamber means surrounding the air control means with a primary slot means between the air control means and the slow down roll means. Knockdown device. 11. The tailstop and knockdown of claim 10 wherein the high speed tape conveyor system comprises primary and secondary tape means supported on a rotating roll means located upstream of the slow down roller means. Device. 12. The venturi action according to claim 11, wherein said air chamber means includes a magnetic 22nd slot opening for flowing air in the direction of movement of said cut sheet to bring said sheet into proximity with said secondary conveyor tape means. Tailstop and knockdown device, characterized in that triggering. The tering stop and knockdown device according to claim 1, wherein the nip means comprises a roll means mounted on the vibrating link, the roll means for attaching and dropping the slow down roll to the means. 14. The tailstop and knockdown apparatus according to claim 13, wherein the nip means comprises sensing means for stopping the gap between the leading end of the sheet and the continuous sheets. 15. The method according to claim 14, wherein the roll means is moved away from the slow down wheel means in response to the sensing means before the tip of each sheet passes between the roll means and the slow down roll means. Tailstop and knockdown device. 16. The tailstop and knockdown apparatus according to claim 15, wherein said sensing means is installed upstream of said slow down roll means. 2. The tailstop and knockdown apparatus of claim 1 wherein the apparatus comprises support plate means installed between a transfer end of the conveyor system and the slow down roll means. 2. The tailstop and knockdown apparatus of claim 1 wherein said slow down roll means comprises an unrolled rotary roll. The method of claim 1, wherein the slow down roll means comprises a vacuum rotary roll, the vacuum rotary roll is generally a hollow roller, characterized in that the inside is continuously evacuated and has a plurality of openings to suck air through it. Tailstop and knockdown device. 20. The tailstop and knockdown apparatus of claim 19 wherein the outer surface of the roll has high surface friction. 20. The tailstop and knockdown apparatus according to claim 19, wherein the outer surface is covered with a soft rubber material. 2. The tailstop and knockdown apparatus of claim 1 wherein the collection region includes a substantially vertical staking pile bounded by upstream and downstream walls. 23. The tailstop and knockdown apparatus of claim 22 wherein both walls are disposed substantially vertically. 23. The tailstop and knockdown apparatus of claim 22 wherein the bottom of the wall is inclined at an angle with respect to the vertical of the wall such that the bottom of the wall is located upstream of the top. 23. The tailstop and knockdown apparatus of claim 22 wherein the apparatus includes rime removal means for automatically and continuously controlling the lamination of the sheet from the bottom of the staking pile. 26. The device of claim 25, wherein the retaining means comprises: a spear means for separating a seal from the staking pile, a pusher means mounted to the spear means for pushing a recess separated from the staking pile, and the staking. Tail stop and knock down device comprising a movable support means for supporting the bottom of the pile, and a conveyor means for carrying the separated line. 27. The tailstop and knockdown apparatus according to claim 26, wherein the spear means comprises a freely rotating belt means for contacting the bottom sheet of the staking pile. 27. The tailstop and knockdown apparatus of claim 26 wherein the pusher means comprises a plate extending downwardly from the spear means. 27. The movement of claim 26 wherein said movable support means are movable toward said staking pile to support said staking pile and are spaced apart from each other apart from said staking pile, giving a clearance to said pusher means upon removal of said recess. Tail stop and knockdown device, characterized in that consisting of a plurality of free rotating conveyor. 27. A tailstop and knockdown apparatus as recited in claim 26, wherein said conveyor means comprises a table member for supporting said removed lime and belt means for abutting said lime elsewhere. 31. A tailstop and knockdown apparatus as recited in claim 30, wherein said table member comprises an air table having an air jet portion for supporting the weight of said lime. 31. The tailstop and knockdown apparatus according to claim 30, wherein the table has a substantially horizontal surface and the shifting belt means is substantially parallel to this surface. 31. The tailstop and knockdown apparatus according to claim 30, wherein the table has a surface disposed at an angle with respect to the horizontal and the moving belt means is substantially perpendicular to the surface. 27. The tailstop and knockdown apparatus according to claim 26, wherein the spear means, the pusher means and the movable support means are movable vertically with each other to maintain a constant level through the staking operation of the upper sheet of the staking pile. . An apparatus for decelerating a cutting paper sheet flowing sequentially between a high speed tape conveyor system having a transport surface and a collecting area includes a nip for accommodating the sheet between the upper and lower means, the upper nip means and the lower slow-down roll means. and a slow down assembly through which the sheet passes through the conveyor system from the conveyor system to the collection zone, the lower low speed roller means being driven by a motor means running at a lower speed than the high speed tape conveyor. And said upper nip means having means for selectively pressing the tail of each sheet against said lower roll means to reduce the speed of said sheet as it enters said collection area. Knockdown device. 36. The tailstop and knockdown apparatus of claim 35 wherein the speed tape conveyor is about 400-1500 feet per minute. 37. A tailstop and knockdown apparatus according to claim 36, wherein the surface speed of said slow down roll means is about 250-350 feet per minute. 36. The device of claim 35, wherein the nip means comprises rotary brush roll means, the brush means being broken into at least one radially extending length sufficient to contact the roll means and to be spaced apart from the roll means. Tailstop and knockdown device comprising a means for. 39. The tailstop and knockdown apparatus of claim 38 wherein the brush roll and slow down roll means rotate in opposite directions. 39. The tailstop of claim 38 wherein the nip means comprises an air nozzle means through which the air flow is selectively directed to the slow down roll means to press the sheet against the slow down roll means. Knockdown device. 41. The tailstop and knockdown of claim 40 wherein said nip means includes a rotating air adjusting means surrounding said air nozzle means to control the direction of air flow out of said nozzle means through its slot. Device. 42. The tail of claim 41 wherein the nip means comprises an air chamber means surrounding the air control means and a first slot means thereof provided between the air control means and the slow down roll means. Stop and knock down device. 43. The second tape support system of claim 42, wherein the high speed tape conveyor system is supported on a first roll means supported on a rotary roll means upstream of the slow down roller means. A tape means and wherein the air chamber means comprises a second slot opening for flowing air in the direction of motion of the cut sheet to provide a venturi action for holding the sheet relative to the second conveyor tape means. Tail stop and knockdown device, characterized in that. 36. The tailstop and knockdown apparatus of claim 35 wherein the nip means comprises roll means mounted on the vibrating link, the roll means being attached to and dropped from the slow down roll means. 45. A tailstop and knockdown apparatus as recited in claim 44, wherein said nip means comprises sensing means for detecting a gap between a leading end of said sheet and a continuous sheet. 46. The tailstop and knockdown of claim 45 wherein the roll means is spaced apart from the slow down wheel means in response to the sensing means prior to each tip of the sheet passing between the roll means and the slow down roll means. Device. 47. A tailstop and knockdown apparatus according to claim 46, wherein said sensing means is installed upstream of said slow down roll means. 36. A tailstop and knockdown apparatus as recited in claim 35, further comprising a latch means for supporting the transport stage of the conveyor system and the slow down roll means. 36. The tailstop and knockdown apparatus of claim 35 comprising an uncompressed rotating roll of said slow down roll means. 36. The apparatus of claim 35, wherein the slow down roll means comprises a vacuum rotary roll, generally comprised of a hollow roll, wherein the interior of the hollow roll is continuously vacuumed, where there are a plurality of openings for sucking air into the interior. Tail stop and knockdown device, characterized in that. 51. The tailstop and knockdown device of claim 50 wherein the outer subsurface of the roll has a high frictional surface. 51. A tailstop and knockdown apparatus as recited in claim 50, wherein said outer surface is coated with a soft rubber material. A method for decelerating a cutting paper sheet which flows sequentially from a relatively high speed conveyor system having a conveying surface to a collecting area is to drop the sheet at the conveying end of the high speed tape conveyor system such that the leading edge of the sheet extends horizontally. And delaying each sheet downstream of the delivery stage by passing each sheet through a slowdown force exerted by the upper nip means and the lower slow roll means so that the tail of each sheet is pressed and the tip of the sheet is passed unimpeded. And directing each sheet through said slowdown slower than said slow roll means so that each sheet passes separately into said collection region at low speed. 54. The tail of claim 53, wherein the method comprises driving the low speed roll means in a continuous rotational state, and wherein the upper nip means selectively and driveably engages the lower roll means. Stop and knock down method. 55. The method of claim 54, wherein the method adjusts such that the nipping of the upper nimme means at the tail of each sheet. ※ Note: The disclosure is based on the initial application.