CN218754059U - Paper-beating plate structure in paper-receiving mechanism of offset press - Google Patents

Abstract

The utility model relates to a paper-patting plate structure in a paper receiving mechanism of an offset press, which comprises a left paper-patting plate, a right paper-patting plate and a telescopic part, wherein the left paper-patting plate is arranged on a left side plate of the offset press through the telescopic part, the right paper-patting plate is arranged on a right side plate of the offset press through the telescopic part, the left paper-patting plate and the right paper-patting plate are symmetrically designed, and a plurality of ventilation holes are respectively designed on the left paper-patting plate and the right paper-patting plate; the left paper-beating plate and the right paper-beating plate are both vertically designed and installed. The advantage is that the design is simple, and compact structure is reasonable, and the supplementary paper of left and right side bat cardboard is controlled and is aimed at, and the ventilative hole of design above the left and right side bat cardboard ensures that the air current disturbance can not produce when the action of left and right side bat cardboard, ensures that the paper steadily descends.

Description

Paper-beating plate structure in paper-receiving mechanism of offset press

Technical Field

The utility model relates to an offset press production field, concretely relates to clap cardboard structure among offset press paper receiving mechanism.

Background

Offset printing presses (offset printing presses) are types of lithographic printing presses in which a printed image is printed from a printing plate onto a blanket cylinder and then transferred from the blanket cylinder to a sheet of paper. The offset press can be divided into a single-sheet offset press and a web offset press according to different paper feeding modes, can be divided into a single-color press, a double-color press, a four-color press and a multi-color press according to the number of printing colors finished by one-time paper feeding, can be divided into a small offset press, a six-opening press, a four-opening press, a split-opening press and a full-sheet press according to the maximum paper breadth of the printing, and further comprises a double-side press which can finish two-side printing by one-time paper feeding.

But in the collection link, the paper requires steadily to get into the lift of receiving paper mechanism and connects paper platform top, and the design has the fan to blow to the paper top at present, makes the quick steady whereabouts of paper, and the bat board of both sides can be controlled the paper and rectified when the paper whereabouts, but the bat board removes and can drive the air current and get into the paper below, influences the steady whereabouts of paper.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a clap cardboard structure in offset press paper receiving mechanism, the design is simple, and compactness rational in infrastructure solves to clap the cardboard and removes and drive the air current problem.

The technical scheme of the utility model:

a paper-patting plate structure in a paper receiving mechanism of an offset press comprises a left paper-patting plate, a right paper-patting plate and a telescopic part, wherein the left paper-patting plate is arranged on a side plate on the left side of the offset press through the telescopic part, the right paper-patting plate is arranged on a side plate on the right side of the offset press through the telescopic part, the left paper-patting plate and the right paper-patting plate are symmetrically designed, and a plurality of ventilation holes are respectively designed on the left paper-patting plate and the right paper-patting plate; the left paper-beating plate and the right paper-beating plate are both vertically designed and installed.

The paper beating plate structure is arranged on two sides above the lifting paper receiving platform of the paper collecting mechanism, and an auxiliary paper collecting and blowing mechanism is further designed above the paper beating plate structure.

The telescopic part comprises a first telescopic rod, a second telescopic rod, a shaft sleeve, a linkage shifting fork, a swing arm, a cam and a reset spring, the cam is fixedly installed outside a chain wheel, the swing arm is rotatably installed on a side plate of the offset press in the middle, an upper rotating wheel is installed at the upper end part of the swing arm, the upper rotating wheel is located below the cam, a lower rotating wheel is installed at the lower end part of the swing arm, one end of the reset spring is installed on the side plate, the other end of the reset spring is connected to the lower end of the swing arm, the linkage shifting fork comprises a first shifting fork and a second shifting fork, the first shifting fork and the second shifting fork are vertically connected and rotatably installed on the side plate in perpendicular connection positions, the first shifting fork is clamped outside the lower rotating wheel, the first telescopic rod is slidably installed in the second telescopic rod, the first telescopic rod is fixed in the second telescopic rod through a locking screw, the second telescopic rod is slidably installed in the shaft sleeve, the shaft sleeve is installed on the side plate, a middle rotating wheel is fixedly installed on the outer side of the middle of the second telescopic rod, a middle rotating wheel is clamped in the second shifting fork, and a left paperboard or a right paperboard is installed at the end part of the first telescopic rod.

The utility model discloses a carton structure, including lateral baffle, cross-brace, side baffle, round pin, the lower extreme of board is clapped on the left side and the right side is clapped the cardboard has two U type mouths respectively to the lower extreme of board is clapped on the left side, installs the side dog in the U type mouth, and the side dog passes through the cross-brace to be installed in the U type mouth, and the cross-brace is installed in the outside of board is clapped on the left side or the right side, and the rotation of side dog one end is on the cross-brace, and the other end design of side dog has the round pin, and it has a round pin to correspond the round pin design above the cross-brace, and the round pin cover of side dog is in the round pin outside.

The utility model has the advantages that the design is simple, and compact structure is reasonable, and left and right side is clapped the supplementary paper of cardboard and is controlled and align, and left and right side is clapped the ventilative hole of design above the cardboard, can not produce the air current disturbance when guaranteeing left and right side and clap the cardboard action, ensures that the paper steadily descends.

Drawings

Fig. 1 is a first schematic diagram of the present invention.

Fig. 2 is a second schematic view (the chain wheel is simplified in the figure) of the present invention.

Fig. 3 is a partially enlarged bottom view of the extendable portion of fig. 1.

Fig. 4 is a partially enlarged perspective view of fig. 3.

Fig. 5 is a schematic view of the expansion portion of the present invention.

Fig. 6 is a schematic view of the present invention applied to an offset printing machine.

Detailed Description

Referring to fig. 1-6, a paper-patting plate structure 43 in a paper receiving mechanism of an offset printing machine comprises a left paper-patting plate 432, a right paper-patting plate 433 and a telescopic portion 431, wherein the left paper-patting plate 432 is mounted on a side plate 6 on the left side of the offset printing machine through the telescopic portion 431, the right paper-patting plate 433 is mounted on the side plate 6 on the right side of the offset printing machine through the telescopic portion 431, the left paper-patting plate 432 and the right paper-patting plate 433 are symmetrically designed, and a plurality of ventilation holes 434 are respectively designed on the left paper-patting plate 432 and the right paper-patting plate 433; the left paper-beating plate 432 and the right paper-beating plate 433 are both vertically designed and installed;

the paper beating plate structures 43 are arranged at two sides above the lifting paper receiving platform 41 of the paper receiving mechanism, and the auxiliary paper receiving and blowing mechanism 42 is further designed above the paper beating plate structures.

The telescopic portion 431 includes a first telescopic rod 4311, a second telescopic rod 4312, a shaft sleeve 4313, a linkage fork 4314, a swing arm 4315, a cam 4316 and a return spring 4317, the cam 4316 is fixedly installed outside the chain wheel 61, the middle of the swing arm 4315 is rotatably installed on a side plate of the offset printing machine, an upper rotating wheel 4318 is installed at the upper end of the swing arm 4315, the cam 4316 rolls to lightly touch and press on the upper rotating wheel 4318, a lower rotating wheel 4319 is installed at the lower end of the swing arm 4315, one end of the return spring 4317 is installed on the side plate, the other end of the return spring 4317 is connected to the lower end of the swing arm 4315, the linkage fork 4314 includes a first fork 43141 and a second fork 43142, the first fork 43141 and the second fork 43142 are vertically connected and are rotatably installed on the side plate, the first 43141 and the lower rotating wheel 4319 is installed outside the first telescopic rod 4311 is slidably installed in the second telescopic rod 4312, the first telescopic rod 4311 is fixed in the second telescopic rod 4312 by a locking screw 4322, the second telescopic rod 4312 is slidably installed in the shaft sleeve 4313, the shaft 4313, the middle of the second 4310 is installed on the middle of the second telescopic rod 4310, and the middle of the second telescopic rod 4310. The swing arm is designed to be in an L shape; the left and right shaft sleeves are designed to be arranged below the side plate, the middle rotating wheel is arranged above the hoop 4320, the hoop 4320 is fastened in the middle of the outer side of the second telescopic rod, the hoop 4320 is positioned between the two shaft sleeves, the middle rotating wheel is arranged at one side of the hoop 4320, a U-shaped groove is designed at the other side of the hoop 4320, a guide rod 4321 is designed below the side plate, and the guide rod 4321 is positioned in the U-shaped groove for guiding, so that the invention is simple in description and is the prior art; the chain wheel is a driving chain wheel for driving a paper transfer trolley to travel on a paper transfer track in a paper transfer mechanism of the offset press, the cam is arranged on the chain wheel and saves energy, one side of the circular wheel is provided with an arc-shaped convex cam structure, the upper rotating wheel is pressed down once after one circle of rotation, the cam is rolled on the upper rotating wheel, the lower pressing rotating wheel is equivalent to the upper end part of a lower pressing swinging arm, the swinging arm rotates by taking the middle as a circle center and overcomes the tension of a reset spring to drive the lower rotating wheel at the end part of the lower end part to synchronously rotate, the lower rotating wheel drives a first shifting fork of a linkage shifting fork to rotate so as to drive a second shifting fork of the linkage shifting fork to rotate, the second shifting fork rotates to stir the middle rotating wheel fixedly arranged in the middle of the outer side of the second telescopic rod, and the second telescopic rod moves towards the outer side in a shaft sleeve so as to drive left and right paper beating plates to move outwards; when the cam does not press the upper rotating wheel downwards, the return spring pulls the lower end of the swing arm to enable the lower rotating wheel to act reversely, and then the left and right clapper boards are driven to move inwards; reciprocating like this, realize the side-to-side motion of left and right bat cardboard. The higher authority design scale of first telescopic link, the degree of depth that first telescopic link inserted in the second telescopic link can be controlled the adjustment through unclamping behind locking screw 4322, adjusts back locking screw 4322, and first telescopic link and second telescopic link synchronization action just so can adjust the left side and clap interval between the cardboard and the right side clap, satisfy different paper needs of delivery.

The lower ends of the left clapper board and the right clapper board are respectively provided with two U-shaped openings 430, side stoppers 435 are arranged in the U-shaped openings 430, the side stoppers 435 are arranged in the U-shaped openings 430 through cross supports 436, the cross supports 436 are arranged on the outer sides of the left clapper board or the right clapper board, one ends of the side stoppers 435 rotate on the cross supports 436, the other ends of the side stoppers 435 are provided with round holes 437, a round pin 438 is arranged on the cross supports 436 corresponding to the round holes 437, and the round holes 437 of the side stoppers 435 are sleeved outside the round pins 438. Side dog one end is rotatory to be fixed on the stull, and other end round hole cover is in the round pin outside, and the round hole one end of side dog is then flagging under the action of gravity, and the round pin supporting is at the inside upside of round hole, and this side dog design effect is flagging the downside and can dabble on lift delivery platform, and the cardboard action can effectively block the paper along with clapping the cardboard on a left side and clapping the cardboard on the right side, prevents to drop about the paper, corrects the paper simultaneously.

The utility model discloses during the use, the paper sends to the lift through paper transfer mechanism and connects paper platform top after, and the normal whereabouts of paper, in order to accelerate the whereabouts, blows through supplementary collection blast mechanism, generally adopts a plurality of fans to blow, when falling the lift soon and connect paper platform top, the utility model discloses a clap the cardboard structure and begin the action, control two pars contractilis and control left side respectively and clap cardboard 432, right side and clap cardboard 433 and control, correct about falling the paper, just in time fall into the lift and connect above the paper platform, the utility model discloses a solve in the past clap cardboard and clap and move and form the air current and influence the steady descending problem of paper, design a plurality of ventilative holes on clapping the cardboard, when clapping like this, the air current then passes through from a plurality of ventilative holes, and left and right side claps about the cardboard and just can not cause the influence to the paper when moving, and the paper can steadily fall down fast, satisfies high-speed printing demand.

Claims (4)

1. A paper-beating plate structure in a paper-receiving mechanism of an offset press is characterized by comprising a left paper-beating plate, a right paper-beating plate and a telescopic part, wherein the left paper-beating plate is arranged on a side plate on the left side of the offset press through the telescopic part, the right paper-beating plate is arranged on a side plate on the right side of the offset press through the telescopic part, the left paper-beating plate and the right paper-beating plate are symmetrically designed, and a plurality of ventilation holes are respectively designed on the left paper-beating plate and the right paper-beating plate; the left paper-beating plate and the right paper-beating plate are both vertically designed and installed.

2. The structure of the paper-beating plate in the paper-receiving mechanism of the offset press as claimed in claim 1, wherein the structure of the paper-beating plate is installed at two sides above the lifting paper-receiving platform of the paper-receiving mechanism, and an auxiliary paper-receiving blowing mechanism is further designed above the structure of the paper-beating plate.

3. The structure of the clapper board in the delivery mechanism of the offset printing machine as claimed in claim 1, wherein the telescopic part comprises a first telescopic rod, a second telescopic rod, a shaft sleeve, a linked shift fork, a swing arm, a cam and a return spring, the cam is fixedly arranged on the outer side of the chain wheel, the middle of the swing arm is rotatably arranged on a side plate of the offset printing machine, the upper end of the swing arm is provided with an upper rotating wheel, the upper rotating wheel is positioned below the cam, the lower end of the swing arm is provided with a lower rotating wheel, one end of the return spring is arranged on the side plate, the other end of the return spring is connected to the lower end of the swing arm, the linked shift fork comprises a first shift fork and a second shift fork, the first shift fork and the second shift fork are vertically connected and are rotatably arranged on the side plate, the first shift fork is clamped on the outer side of the lower rotating wheel, the first telescopic rod is slidably arranged in the second telescopic rod, the first telescopic rod is fixed in the second telescopic rod through a locking screw, the second telescopic rod is slidably arranged in the shaft sleeve, the shaft sleeve is arranged on the side plate, the middle outer side of the second telescopic rod is fixedly provided with a middle rotating wheel, the middle rotating wheel is clamped in the second shift wheel, and the end of the first telescopic rod is arranged on the left clapper board or the left clapper board.

4. The structure of the paper-beating plate in the paper-receiving mechanism of the offset press as claimed in claim 1, wherein the lower ends of the left paper-beating plate and the right paper-beating plate are respectively designed with two U-shaped openings, side stoppers are installed in the U-shaped openings, the side stoppers are installed in the U-shaped openings through cross-braces, the cross-braces are installed at the outer sides of the left paper-beating plate or the right paper-beating plate, one end of each side stopper rotates on the cross-brace, the other end of each side stopper is designed with a round hole, a round pin is designed on the cross-brace corresponding to the round hole, and the round hole of each side stopper is sleeved outside the round pin.

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