CN2199869Y

CN2199869Y - Paper positioner

Info

Publication number: CN2199869Y
Application number: CN 94224543
Authority: CN
Inventors: 李东源
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-07-15
Filing date: 1994-07-15
Publication date: 1995-06-07
Anticipated expiration: 2004-07-15

Abstract

The utility model relates to a paper positioning device, which is arranged between a paper feeding mechanism and a printing or cutting mechanism of a printer or a paper machine processor. Paper fed through the paper feeding mechanism is transported into the printing or cutting mechanism. A thin paper holding device and a thick paper pushing device which are respectively driven by a first cam and a second cam are arranged on a platform, wherein, the first cam and the second cam are arranged at one end of a rotary shaft, so that the thin paper holding device holds the paper to a thin paper block for positioning by an upper roller and a lower roller, and the thick paper pushing device pushes the paper to a certain position. A user can selects one device according to difference thickness of processed paper, without buying two kinds of paper positioning devices, so as to reduce acquisition cost and displacing time of the equipment.

Description

Paper positioner

The utility model relates to a kind of paper positioning device, and mainly the paper that will be fed by paper feed mechanism to push away or to hold under the arm to certain position, in order to follow-up printing machine or the operation correctly of punching machine structure, and effectively reduces fraction defective.

General printing machine or paper device processing machine mainly are to be combined by three parts such as the punching machine structures of paper feed mechanism, paper positioning device and printing or paper device processing machine, wherein, paper feed mechanism is responsible for stacked paper warp let-off paper positioning device one by one, by paper positioning device the paper of each warp let-off is moved to a location again, make each paper all move into printing or paper device punching machine structure with same location, really to make the paper position of printing via printing or paper device punching machine structure all consistent, be convenient to paper unified cutting, fold.

Above-mentioned printing machine or paper device processing machine are again because of processing the difference of paper sheet thickness, and be divided into two kinds of thin paper and ground paper detent mechanisms, wherein, the paper positioning device of thin paper mainly is to utilize two rollers to seize thin paper to a location on both sides by the arms, the paper positioning device of ground paper then utilizes one to push away platform ground paper is pushed into a location, yet, this kind is for needing the paper positioning device of different size in response to the paper of printing different-thickness, cause the burden of press machinery equipment cost, more can increase the time that it changes mechanism, and reduce operating efficiency.

For this reason, main purpose of the present utility model is: a kind of paper positioning device is provided, it is provided with thin paper simultaneously and holds motion device and ground paper propulsion plant under the arm, the user can be according to the difference of processing paper sheet thickness, select a wherein device, and need not purchase two kinds of paper positioning devices, reducing its equipment purchasing cost, and change the time.

The purpose of this utility model is realized by following technical scheme.A kind of paper positioning device, mainly be installed between the paper feed mechanism and printing or punching machine structure of printing machine or paper device processing machine, in order to the paper that will feed via paper feed mechanism, to push away or to hold under the arm to certain position, send in printing machine or the punching machine structure for holding the paper device under the arm, it is characterized in that: establish a thin paper and hold a motion device and a ground paper propulsion plant under the arm on platform, stream oriented device is driven by a transmission device, wherein

Dashes forward on the platform and establish a thin paper bumping post, and thin paper bumping post one side is provided with a perforation that runs through near the platform in the middle of the printing machine,

Thin paper hold under the arm the motion device end establish one can swing up and down, upper roller that repetitiousness is steeved, the perforation that upper roller can see through platform be held under the arm with the bottom roller relative engagement of being located at the below and be put thin paper,

The ground paper propulsion plant, it has one and is subjected to that above-mentioned transmission device drives and the platform that pushes away that is the repetitiousness horizontal displacement.

The purpose of this utility model is realized by following technical scheme.Aforesaid paper positioning device, wherein: described transmission device has a rotating shaft, and rotating shaft one end is provided with first cam, and other holds then mat one tumbler gear and the engagement of above-mentioned bottom roller,

Thin paper is held motion device under the arm and is provided with a pedestal that is fixed on the platform, is pivoted with connecting rod and rocking arm on the pedestal, and rocking arm is also braked by connecting rod, one supports and the pulley of first cam rocking arm end upper roller that then is pivoted and be pivoted in the connecting rod bottom.

Aforesaid paper positioning device, wherein said thin paper are held motion device under the arm and are provided with a pin that can pass pedestal and rocking arm, make this end of the upper roller that rocking arm is provided with keep the state of facing upward, and are not braked by connecting rod.

Aforesaid paper positioning device, wherein said transmission device has a rotating shaft, and the rotating shaft end is provided with second cam that drives the ground paper propulsion plant,

The ground paper propulsion plant has a back-up block that is fixed in platform, and this back-up block is provided with a mobilizable axle, and the tip of the axis connects and pushes away platform, in addition end then with a straight-bar upper end interlock that is pivoted, this straight-bar bottom is pivoted and one supports and the pulley of second cam.

Aforesaid paper positioning device wherein has a horizontal through hole on back-up block, a sheathed spring in the through hole, mobilizable axle passes spring and through hole, and with push away platform and be connected, and spool differ from and to push away this end of platform and just prop up spring end; Extend a L type support in the back-up block bottom in addition, it does not hold the stage casing that is hubbed at straight-bar.

Aforesaid paper positioning device, wherein said platform bottom is located on the slide rail of board, the one side also is provided with a fixture that is sheathed on the slide rail, this fixture has a pair of forward and backward block, this two block mat one bolt packing respectively is positioned on the slide rail, between the forward and backward block and be provided with bolt, and the both sides spiral shell is provided with nut before and after backstop, and positive stop and mat one bolt and platform are fixedly connected.

The utility model compared with prior art has tangible advantage and good effect.The utility model can reduce the equipment purchasing cost, and change the time of paper positioning device, to increase work efficiency owing to hold thin paper under the arm motion device and the ground paper propulsion plant is located at same platform.

In sum, the utility model can be held thin paper under the arm motion device and ground paper propulsion plant simultaneously and be located on the platform, so can reduce dismounting, change the time of paper positioning device, in addition by as can be known shown in Figure 1, the utility model can be located at the board both sides, use so that be suitable for the paper location of taking back or taking over, only get final product during use with a tool wherein, and need only the position of adjusting platform as previously mentioned by adjusting device in response to the paper of different in width, when it can cooperate the paper of locating broad when the board side is shifted, opposite, when in the middle of board, being shifted, then be suitable for paper than Xiao Zhang.

Further specify architectural feature of the present utility model and purpose below in conjunction with accompanying drawing.

Fig. 1 is each mechanism's configuration schematic diagram of printing machine.

Fig. 2 is a combination stereogram of the present utility model.

Fig. 3 is a three-dimensional exploded view of the present utility model.

Fig. 4 is a thin paper clamping apparatus planar gesture schematic diagram of the present utility model.

Fig. 5 is a ground paper propulsion plant planar gesture schematic diagram of the present utility model.

See also shown in Figure 1, general printing machine one end is established a paper advance mechanism A, end is established printing machine or punching machine structure B in addition, and paper positioning device C provided by the utility model promptly is located at both sides between the two, and it has thin paper clamping apparatus 10 and ground paper propulsion plant 20 simultaneously.

Please consult Fig. 2, shown in Figure 3 simultaneously, the transmission device 30 that thin paper clamping apparatus 10 and ground paper propulsion plant 20 mats one are located at platform 40 belows drives, wherein, rotating shaft 33 1 sides of transmission device 30 are provided with first cam 31 and second cam 32, with

difference brake sheave

11,21, and then drive thin paper clamping apparatus 10, and ground paper propulsion plant 20, then mat one tumbler gear (not shown) and bottom roller 34 engagements are held in rotating shaft 33 in addition, produce and the vertical rotation of rotating shaft 33 directions, this bottom roller 34 can cooperate with the upper roller 12 of being located at platform 40 tops seizes thin paper on both sides by the arms and opens; And be that the pulley 21 that second cam 32 is braked is to be located at a straight-bar 22 bottoms, straight-bar 22 upper ends can push against one 23, and then drive the platform 24 that pushes away be located at straight-bar 22 ends and move, with pushing and pressing ground paper to a location.

Above-mentioned is the main kind of drive of the present utility model, and each details drawing is please consulted Fig. 2 again, cooperate shown in Figure 3 simultaneously, thin paper is held motion device 10 under the arm and is provided with a pedestal 13, these pedestal 13 mat bolts 14 are fixed in platform 40 end faces, pedestal 13 1 end mat round bars 15 be pivoted a connecting rod 16 and a rocking arm 17, these connecting rod 16 ends that extend the downwards pulley 11 that is pivoted, reach first cam 31 to support, and driven by first cam 31; In addition stretch a briquetting 161 in connecting rod 16 1 pleurapophysis, suppressing in rocking arm 17 rear ends, the rocking arm 17 front ends upper roller 12 that then is pivoted, but the perforation 41 on these upper roller 12 proper mat platforms 40 is corresponding with the bottom roller 34 on the power transmission shaft 30.The swing but aforementioned rocking arm 17 mat round bars 15 are upwards steeved on pedestal 13 when desiring to place restrictions on when it is not swung, then can a pin 18 be passed the hole 131,171 of pedestal 13 and rocking arm 17, makes rocking arm 17 be positioned tilt angle.

Ground paper propulsion plant 20 has a back-up block 25, this back-up block 25 is fixed in platform 40 end faces by bolt 26, back-up block 25 has a horizontal through hole 251, a sheathed spring 27 in the through hole 251, above-mentioned axle 23 can pass spring 27 and through hole 251, and is connected with the platform 24 that pushes away that the bottom is provided with catch 241, and spools 23 differ from and push away platform 24 these ends and just prop up spring 27 ends, spring 27 is out of shape because of moving of axle 23, and accumulates the elastic force of answer; Extend a L type support 252 in addition in back-up block 25 bottoms, it does not hold the stage casing that is hubbed at straight-bar 22, and straight-bar 22 upper ends can be supported and axle 23 ends, the bottom pulley 21 that promptly is pivoted, when pulley 21 is 32 brakings of second cam, can drive straight-bar 22 beats, and then pushing and pressing axle 23, make the platform 24 that pushes away of being located at axle 23 ends produce displacement, and its catch 241 pushing and pressing ground paper that are based in the bottom of mat advance to certain position.

Above-mentioned thin paper is held motion device 10 under the arm and all is located at platform 40 tops with ground paper propulsion plant 20, platform 40 can be sheathed on the slide rail 53 of board axially slidably, this platform 40 end faces one side is provided with a thin paper bumping post 42, thin paper bumping post 42 1 sides near the board third side to platform 40 on then be provided with the perforation 41 that runs through, it can be kept supplying roller 12 and cooperate with wheel 34, so that being held under the arm, paper reaches and thin paper bumping post 42, take away operation by the printing machine of being located at the utility model one side or punching machine structure B again, so thin paper bumping post 42 is the position location of thin paper.

And be the width that cooperates different paper, the utility model is adjusted longitudinal separation by a fixture 50, its have a pair of before,

backstop

51,52, front and back are set on the slide rail 53 of board in regular turn, two blocks are mat bolt 54 respectively, 55 packings are positioned on the slide rail 53, between the two and be provided with bolt 56, both sides, backstop 52 front and back then spiral shell are provided with nut 57, use the distance of adjusting two blocks, and wherein positive stop 51 and mat bolt 58 are fixedly connected with platform 40, when when adjusting platform 40 positions in response to different paper width desire, can unclamp bolt 54, reach spiral shell and be located at the nut 57 of

bolt

56,51 displacements of pulling positive stop are promptly adjusted platform 40 to the appropriate location.

Paper positioning device C by above-mentioned composition, when the rotating shaft 33 of transmission device 30 is rotated, can make bottom roller 34 do the rotation of vertical axial direction, driving first,

second cam

31,32 of being located at rotating shaft 33 ends simultaneously rotates, move along two cam peripheries with

brake sheave

11,21 respectively, hold motion device 10 and ground paper propulsion plant 20 under the arm and drive thin paper.

As shown in Figure 4, when first cam, 31 drive pulleys 11 seesaw, the connecting rod 16 that is pivoted with pulley 11 is swung back and forth, and owing to connecting rod 16 is suppressed in rocking arm 17 rear ends, so can make rocking arm 17 front ends along with doing the swing of steeving and putting down, when rocking arm 17 front ends are down state (at this moment, the thin paper that is lower than 350 pounds places, bottom roller 12, between 34), upper roller 12 can be corresponding with the bottom roller 34 that slightly protrudes out of platform 40 perforation 41, and because of the power of bottom roller 34, and drive upper roller 12, and then will the thin paper between second wheel open towards the direction of thin paper bumping post 42 and hold under the arm into, to supporting and thin paper bumping post 42 positioning instants end, at this moment, control by first cam 31 in the rotating shaft 33, making rocking arm 17 front ends is that upper roller 12 is upwards steeved, and the thin paper that has reached the tram is seized on both sides by the arms enter in the printing machine or punching machine structure B clip board equipment of being located at a side, carries out next operation procedure, following a piece of paper then enters, bottom roller 12, position between 34 is to continue its positioning operation; When the above-mentioned thin paper of enforcement is held motion device 10 under the arm, need the platform 24 that pushes away of ground paper propulsion plant 20 front ends is unloaded, in order to avoid mistake is shifted paper onto.

Above-mentioned thin paper is held motion device 10 under the arm and can't be seized thicker cardboard on both sides by the arms, so when desiring to do the location of ground paper, then need by 20 operations of ground paper propulsion plant, and rocking arm 17 is fixed into the state of upwards steeving with a pin 18 that passes pedestal 13 and rocking arm 17, as shown in Figure 5, when rocking arm 17 is provided with upper roller 12 these ends and steeves, its this different end (being the rear end) i.e. is compacting downwards, and keep a segment distance with the briquetting 161 of connecting rod 16, make the connecting rod 16 that is subjected to 31 brakings of first cam and swings to drive rocking arm 17 again, second cam 32 that rotates along with rotating shaft 33 then drive is hubbed at pulley 21 displacements of straight-bar 22 bottoms, making the straight-bar upper end be deflects, and the end of pushing and pressing axle 23, and then make push away platform 24 produce before and after displacements, when its displacement forward, catch 241 pushing and pressing ground paper to location that can mat push away platform 24 bottoms, the spring of being located on the axle 23 because of the braking and the engage sleeves of second cam 32 27 pushes against resiles again, to continue the propelling operation of next ground paper, the ground paper that reaches the tram is then seized on both sides by the arms to be entered the printing machine of being located at a side or rolls and cut in the structure B clip board equipment, carry out next operation procedure, and because it is the mat cam driven, so stroke is really stable, and unlikely deviation to some extent.

Claims

1, a kind of paper positioning device, mainly be installed between the paper feed mechanism and printing or punching machine structure of printing machine or paper device processing machine, in order to the paper that will feed via paper feed mechanism, to push away or to hold under the arm to certain position, send in printing machine or the punching machine structure for holding the paper device under the arm, it is characterized in that: establish a thin paper and hold a motion device and a ground paper propulsion plant under the arm on platform, stream oriented device is driven by a transmission device, wherein

2, paper positioning device according to claim 1 is characterized in that: described transmission device has a rotating shaft, and rotating shaft one end is provided with first cam, and other holds then mat one tumbler gear and the engagement of above-mentioned bottom roller,

3, paper positioning device according to claim 1 and 2 is characterized in that: described thin paper is held motion device under the arm and is provided with a pin that passes pedestal and rocking arm, and this end that makes rocking arm be provided with upper roller keeps the state of facing upward, and is not braked by connecting rod.

4, paper positioning device according to claim 1 and 2 is characterized in that: described transmission device has a rotating shaft, and this rotating shaft end is provided with second cam that drives the ground paper propulsion plant;

5, paper positioning device according to claim 4, it is characterized in that: on described back-up block, have a horizontal through hole, a sheathed spring in the through hole, mobilizable axle passes spring and through hole, and with push away platform and be connected, and axle differs from and pushes away this end of platform and just prop up spring end; Extend a L type support in the back-up block bottom in addition, it does not hold the stage casing that is hubbed at straight-bar.

6, paper positioning device according to claim 1, it is characterized in that: described platform bottom is located on the slide rail of board, the one side is also established a fixture that is sheathed on the slide rail, this fixture has a pair of forward and backward block, two blocks mat one bolt packing respectively are positioned on the slide rail, between the forward and backward block and be provided with bolt, and the both sides spiral shell is provided with nut before and after backstop, and positive stop and mat one bolt and platform are fixedly connected.