SU963642A1

SU963642A1 - Apparatus for separating top sheet from stack and feeding it into working zone of press

Info

Publication number: SU963642A1
Application number: SU813273074A
Authority: SU
Inventors: Алексей Иванович Крылов; Иван Васильевич Белашков
Priority date: 1981-04-13
Filing date: 1981-04-13
Publication date: 1982-10-07

Description

Изобретение относится к области автоматизации процессов холодной обработки металлов давлением и может быть использовано для отделения ниж- _ него листа от стопы и подачи его в рабочую зону пресса.The invention relates to the field of automation of cold metal forming processes and can be used to separate the bottom sheet from the stack and feed it into the working area of the press.

Известно устройство для отделения нижнего листа от стопы и подачи его в рабочую зону пресса, содержащее .θ смонтированный на основании магазин для стопы листов и по меньшей мере один ступенчатый шиберный толкатель, приводимый в возвратно-поступательное движение через приводной вал и взаимодействующий верхней ступенью с отде-15 ляемым листом, и жестко закрепленную на стенке магазина над шиберным толкателем направляющую линейку [1 ].A device is known for separating the bottom sheet from the foot and feeding it into the working area of the press, comprising. -15 with a fitted sheet, and a guide ruler [1] rigidly fixed on the wall of the store above the slide pusher.

Известное устройство имеет сложную конструкцию. 20The known device has a complex structure. 20

Ближайшим к изобретению по совокупности существенных признаков и по достигаемому эффекту является устройство для отделения нижнего листа от стопы и подачи его в рабочую зону 25 пресса, содержащее раму, смонтированные на ней магазин для размещения стопы листов, передняя стенка которого установлена с возможностью регулировочного перемещения в вертикальном _? 30 направлении, а задняя - в горизонтальном, расположенные под магазином с возможностью перемещения в горизонтальной плоскости и взаимодействия с нижним листом толкатели,кинематически связанные с приводом перемещения и снабженные механизмом регулировки величины перемещения, направляющая для перемещения отделенного листа, расположенная перпендикулярно направлению перемещения отделенного листа из магазина, и механизм подачи отделенного листа.с направляющей в рабочую зону пресса [2].The closest to the invention in terms of the combination of essential features and in the effect achieved is a device for separating the bottom sheet from the foot and feeding it into the working area 25 of the press, containing a frame, a magazine mounted on it to accommodate the stack of sheets, the front wall of which is mounted with the possibility of adjusting movement in vertical _? 30 direction, and the rear - in the horizontal position, pushers located kinematically connected to the movement drive and provided with a movement adjustment mechanism located along the magazine with horizontal movement and interacting with the bottom sheet, a guide for moving the separated sheet, perpendicular to the direction of movement of the separated sheet from magazine, and the feeder of the separated sheet. with a guide into the working area of the press [2].

Недостатком известного устройства является сложность конструкции и низкая производительность процесса отделения и-подачи.A disadvantage of the known device is the design complexity and low productivity of the process of separation and feed.

Целью изобретения является упрощение конструкции устройства и повышение производительности процесса отделения и подачи.The aim of the invention is to simplify the design of the device and increase the productivity of the separation and feeding process.

Поставленная цель достигается тем, что в устройстве для отделения нижнего листа от стопы и подачи его в рабочую зону пресса, содержащем раму, смонтированные на ней магазин для размещения стопы листов, передняя стенка которого установлена с возможностью регулировочного перемеще963642 ния в вертикальном направлении, а. задняя - в горизонтальном, расположенные под магазином с возможностью перемещения в горизонтальной плоскости и взаимодействия с нижним листом толкателя, кинематически связан- 5 ные с приводом перемещения и снаб- , женные механизмом регулировки величины перемещения, направляющую для перемещения отделенного листа, расположенную перпендикулярно направлен 10 нию перемещения отделенного листа от магазина, и механизм подачи отделенного листа с направляющей в рабочую зону пресса, толкатели выполнены в виде секторов, кинематическая связь^ толкателей с приводом перемещения осуществлена .посредством валов,смонтированных на раме вертикально и несущих толкатели, и закрепленных на валах одним концом рычагов, свобод- »q ные концы которых шарнирно связаны между собой тягой, связанных с приводом перемещения.This goal is achieved by the fact that in the device for separating the bottom sheet from the foot and feeding it into the working area of the press containing the frame, a magazine is mounted on it to accommodate the stack of sheets, the front wall of which is mounted with the possibility of adjustment movement in 963642 in the vertical direction, and rear - in horizontal position, located under the magazine with the ability to move in the horizontal plane and interact with the bottom plate of the pusher, kinematically connected with the movement drive and equipped with a mechanism for adjusting the amount of movement, a guide for moving the separated sheet, located perpendicular to the 10th direction moving the separated sheet from the magazine, and the feeding mechanism of the separated sheet with a guide into the working area of the press, the pushers are made in the form of sectors, the kinematic connection ^ sense Atoms with a displacement drive were carried out by means of shafts mounted vertically on the frame and bearing pushers, and fixed on the shafts by one end of the levers, the free ends of which are articulated to each other by a rod connected to the displacement drive.

Привод перемещения выполнен в виде шарнирно закрепленного на раме ~ силового цилиндра.The displacement drive is made in the form of a power cylinder pivotally mounted on the frame ~.

Стенки магазина выполнены в виде набора стержней.The walls of the store are made in the form of a set of rods.

Устройство снабжено упорами,расположенными за направляющей по ходу перемещения отделенного листа из ’θ магазина и закрепленными на раме с возможностью регулировочного перемещения в этом направлении.The device is equipped with stops located behind the guide along the movement of the separated sheet from the store’s ’θ and fixed on the frame with the possibility of adjusting movement in this direction.

Механизм регулировки величины перемещения толкателей выполнен в виде 35 закрепленного одним концом на одном из валов дополнительного рычага с смонтированных на раме двух дополнительных регулируемых упоров, поочередно взаимодействующих со свободным:до концом дополнительного рычага.· . jThe mechanism for adjusting the amount of movement of the pushers is made in the form of 35 additional arm fixed at one end on one of the shafts with two additional adjustable stops mounted on the frame, alternately interacting with the free one: to the end of the additional arm. ·. j

II

Тяга выполнена регулируемой по длине.The rod is made adjustable in length.

На фиг. 1 изображено устройство 45 для отделения нижнего листа от стопы и подачи его к прессу, общий вид; на фиг. 2 - вид устройства в плане;, на фиг. 3 - разрез А-А на фиг.1; на фиг. 4 - разрез Б-Б на фиг.1;на . .фиг.5 разрез В-В на фиг. 3.In FIG. 1 shows a device 45 for separating the bottom sheet from the foot and feeding it to the press, general view; in FIG. 2 is a plan view of the device; FIG. 3 - section AA in figure 1; in FIG. 4 - section BB in figure 1; on. .Fig. 5 section BB in FIG. 3.

Устройство для отделения нижней полосы от стопы и подачи ее к прессу' содержит раму 1 с закрепленными на ней планками 2, в которых выполнены „ пазы ГиД.A device for separating the lower strip from the foot and supplying it to the press' comprises a frame 1 with straps 2 fixed on it, in which “GiD grooves are made.

В пазах Г установлены с возможностью регулировочного перемещения по ним вертикальные стержни 3, а в пазах Д установлены с возможностью регулировочного перемещения по ним упоры 4.In the grooves D, vertical rods 3 are mounted with the possibility of adjusting movement along them, and the stops 4 are installed with the possibility of adjusting movement along them in the grooves D.

.Стержни 3 фиксируются в пазах Г при помощи гаек 5..Stems 3 are fixed in grooves G with nuts 5.

На планках 2, между стержнями 3 , и упорами 4 закреплены стойки. 6, на 65 которых смонтированы кронштейны 7 и вертикальные направляющие 8 для перемещения стержней 9.On the slats 2, between the rods 3, and the stops 4, racks are fixed. 6, on which 65 brackets 7 and vertical guides 8 are mounted to move the rods 9.

В кронштейнах 7 смонтированы винл ты 10, ввернутые в стержни 9.Screws 10 are mounted in brackets 7, screwed into rods 9.

Стержни 3 и 9 образуют боковые стенки (кассеты) магазина для размещения стопы листов II, а планки 2 являются дном (кассеты) магазина»The rods 3 and 9 form the side walls (cassettes) of the store for placing a stack of sheets II, and straps 2 are the bottom (cassettes) of the store "

Листы 11 перемещаются из (кассеты) магазина в зазор Е между планками 2 и стержнями 9.Sheets 11 are moved from the (cartridge) store in the gap E between the straps 2 and the rods 9.

В раме 1 смонтированы вертикальные валы 12, на которых закреплены каждый одним концом рычаги 13, свободные концы которых шарнирно связаны между собой регулируемой по длине тягой 14.In the frame 1, vertical shafts 12 are mounted on which levers 13 are fixed at each end, the free ends of which are pivotally connected to each other by a length-adjustable rod 14.

На одном из валов 12 закреплен одним концом рычаг 15, поочередно взаимодействующий другим концом с регулируемыми упорами, выполненными в виде ввернутых в раму винтов 16.On one of the shafts 12, a lever 15 is fixed at one end, which interacts alternately with the other end with adjustable stops made in the form of screws 16 screwed into the frame.

На раме 1 шарнирно закреплен силовой цилиндр 17, шток 18 которого шарнирно связан с одним из рычагов 13.A power cylinder 17 is pivotally mounted on the frame 1, the rod 18 of which is pivotally connected to one of the levers 13.

На Валах 12 закреплены также рычаги 19, несущие кулачки 20, являющиеся шиберными толкателями.On the shafts 12 are also fixed levers 19, bearing cams 20, which are slide pushers.

На раме 1 смонтированы также подающие валки 21, связанные с приводом 22, и датчик 23.The feed rolls 21, connected with the drive 22, and the sensor 23 are also mounted on the frame 1.

Устройство для отделения нижнего листа от стопы работает следующим образом.A device for separating the bottom sheet from the foot works as follows.

Стопу листов 11 укладывают на планки 2 между стержнями 3 и 9.A stack of sheets 11 is laid on the slats 2 between the rods 3 and 9.

Включают силовой цилиндр 17, шток которого через рычаги 13 и тягу 14 приводит во вращательное движение валы 12, и они поворачивают рычаги 19 и кулачки 20, воздействуя на нижний лист 11,’ отделяют его от стопы и перемещают в зазо^з. J³ Д° Упоров 4 .The power cylinder 17 is turned on, the rod of which, through the levers 13 and the rod 14, rotates the shafts 12, and they turn the levers 19 and the cams 20, acting on the lower sheet 11, separate it from the foot and move it into the gap. J ³ D ° Stop 4.

При этом лист 11 воздействует на датчик 23, который подает сигнал на включение привода 22.When this sheet 11 acts on the sensor 23, which sends a signal to turn on the drive 22.

Подающие валки 21 подают лист 11 к прессу (не показан).The feed rolls 21 feed the sheet 11 to a press (not shown).

Одновременно датчик 23 подает сигнал на переключение (реверс) силового цилиндра 17.At the same time, the sensor 23 provides a signal for switching (reverse) the power cylinder 17.

Рычаги 13 и 19 возвращаются в исходное положение. Затем цикл повторяется.Levers 13 and 19 are returned to their original position. Then the cycle repeats.

Эффект от использования устройства заключается в упрощении конструкции и повышении производительности процесса отделения и подачи листа.The effect of using the device is to simplify the design and increase the productivity of the process of separation and sheet feeding.

Claims

The invention relates to the field of automating the processes of cold metal forming and can be used to separate the bottom sheet from the foot and feed it into the working area of the press. A device for separating the bottom sheet from the foot and supplying it to the working area of the press is known, comprising a sheet storage magazine mounted at the base and at least one stepped sliding pusher driven in a reciprocating motion through the drive shaft and interacting with the upper step with sheet, and a guide ruler 1 rigidly fixed on the wall of the store above the slide pusher. The known device has a complex structure. The closest to the invention according to the combination of essential features and the effect achieved is the device for separating the bottom sheet from the foot and feeding it into the working area of the press, containing the frame, mounted. The magazine for placing sheets on it, the front wall of which is installed with the possibility of adjusting movement in the vertical direction, and the rear one in the horizontal, located under the magazine with the possibility of moving in the horizontal plane and interacting with the bottom sheet, the pushers, which are kinematically connected with the movement drive and equipped with a mechanism for adjusting the amount of movement, guiding the movement of the separated sheet, perpendicular to the direction of movement of the separated one hundred from the store, and the feed mechanism of the separated sheet. with a guide to the press working area .2. A disadvantage of the prior art is the complexity of the design and the low productivity of the separation and supply process. The aim of the invention is to simplify the design of the device and increase the productivity of the separation and feed process. The goal is achieved by the fact that in the device for separating the bottom sheet from the foot and feeding it into the working area of the press containing the frame, a magazine for placing a stack of sheets mounted on it, the front wall of which is installed with the possibility of adjustment movement in the vertical direction as well. rear, horizontally, located under the magazine with the possibility of moving in a horizontal plane and interacting with the lower leaf of the pusher, kinematically associated with the movement drive and equipped with a adjustment mechanism, the movement values that guide the movement of the separated sheet, perpendicular to the direction moving the separated sheet from the magazine, and the mechanism for feeding the detached sheet from the press to the working area of the press, the pushers are repetitive in the form of sectors, the kinematic link of the pusher driven movement effected .posredstvom vgpov, smon ted on a frame vertically and tappets of beings, and fixed on the shafts of levers one end, free ends of which are pivotally coupled together draft type associated with movement of the actuator. The movement drive is made in the form of a hinged cylinder mounted on the frame. The walls of the store are made in the form of a set of rods. The device is equipped with stops located behind the guide along the movement of the separated sheet from the magazine and fixed on the frame with the possibility of adjustment movement in this direction. The mechanism for adjusting the magnitude of the displacement of the pushers is made in the form of an additional lever fixed to one of the shafts with two additional adjustable stops mounted on the frame, alternately interacting with the free end of the additional lever. . T ha is made adjustable in length. FIG. 1 shows a device for separating the bottom sheet from the stop and feeding it to the press, a general view of FIG. 2 - plan view of the device; in fig. 3 shows a section A-A in FIG. in fig. 4 - section BB in figure 1; on; .fig.5 section bb in FIG. 3. A device for separating the lower band from the foot and feeding it to the press contains a frame 1 with strips 2 fixed on it, in which grooves D and D are made. In the grooves D, vertical rods 3 are installed with the possibility of adjustment movement along them, and D the stops 4 are installed with the possibility of adjusting them. The rods 3 are fixed in the grooves T with the aid of nuts 5. On the slats 2, between the rods 3, on the stops 4, stands are fixed. 6, on which the brackets 7 and the vertical guides 8 are mounted to move the rods 9. In the brackets 7, there are mounted screws 10 screwed into the rods 9. The rods 3 and 9 form the side walls (cassettes) of the magazine for accommodating a stack of sheets II and bars 2 are the bottom of the magazine (cassettes). Sheets 11 are moved From (magazine) of the magazine to the gap E between the bar-i 2 and the rods 9. In the frame 1 vertical shafts 12 are mounted, on which are fixed each by one end of the levers 13, the free ends of which are hinged interconnected adjustable length 14. On one of the shafts 12 is fixed by one end of the lever 15, which alternately interacts with the other end with adjustable stops made in the form of screws screwed into the frame 16. On the frame 1 the power cylinder 17 is pivotally fixed, the rod 18 of which is pivotally connected to one of the levers 13, On the shafts 12, levers 19 are also secured, carrying cams 20, which are slide pushers. On the frame 1, the feed rolls 21 connected to the drive 22 and the sensor 23 are also mounted. A device for separating the bottom sheet from the foot works in a following way. A stack of sheets 11 is placed on strips 2 between rods 3 and 9. A power cylinder 17 is turned on, the rod of which, through levers 13 and 14, rotates shafts 12, and they turn levers 19 and cams 20, working on the bottom sheet 11y section It is moved from the foot and moved in the ground, E to the stops 4. In this case, sheet il acts on the sensor 23, which sends a signal to turn on the drive 22. The feed rollers 21 feed sheet 11 to a press (not shown). At the same time, the sensor 23 sends a signal to switch (reverse) the power cylinder 17. The levers 13 and 19 return to their original position. Then the cycle is repeated. The effect of using the device is to simplify the design and increase the productivity of the separation and sheet feeding process. Claim 1. Device for separating the bottom sheet from the foot and feeding it into the working area of the press, containing a frame, mounted on it a magazine for placing a stack of sheets, front

the wall of which is installed with the possibility of adjustment movement in the vertical direction, and the rear one - in the horizontal direction, located under the magazine with the possibility of movement in the horizontal plane and interacting with the bottom sheet of the tappets, which are kinematically connected with the movement drive and equipped with a displacement adjustment mechanism, moving the separated sheet, perpendicular to the direction of movement of the separated sheet from the magazine, and the feeding mechanism of the separated sheet From the guide to the working area of the press, characterized in that, in order to simplify the design of the device and increase the productivity of the separation and feeding process, the pushers are made in the form of sectors, the kinematic connection of the pushers with the displacement drive is made by means of shafts mounted on a frame vertically and carrying pushers and levers fixed to the shafts by one end, the free ends of which are pivotally connected to each other by a pull and connected to a moving drive.

2. The device according to claim 1, that is, so that the movement drive is made in the form of a hinge

mounted on the frame of the power cylinder.

3. Device according to Claim 1, characterized in that the walls of the magazine are made in the form of a set of rods.

4. The device according to Clause 1, of which it is provided with stops, located behind

guide along the movement of the separated sheet from the magazine and fixed on the frame with the possibility of adjusting movement in this direction.

5. The device according to claim 1, which is distinguished by the fact that the mechanism for adjusting the magnitude of the movement of the pushers is made in the form of an additional lever fixed to one of the shafts of the additional lever and mounted on the frame of two additional adjustable stops, alternately interacting with the additional lever.

6. The device according to Clause 1 of tl and that the ha of ha is made adjustable in duration.

Information sources, ; taken into account during the examination 1. USSR Copyright Certificate; No. 778881, cl. B 21 D 43/24, 1978.

0 1 2. USSR author's certificate No. 725752, cl. B 21 D 43/24, B 30 B 15/30, 1977 (prototype).

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