CN211140970U

CN211140970U - Paper positioning device for printing machine

Info

Publication number: CN211140970U
Application number: CN201921357356.5U
Authority: CN
Inventors: 刘永峰
Original assignee: Jinhua Huangsheng Stationery Co Ltd
Current assignee: Jinhua Huangsheng Stationery Co Ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-07-31
Anticipated expiration: 2029-08-20

Abstract

The utility model provides a paper positioner for printing machine relates to the printing field. This a paper positioner for printing machine, including the printing machine, the left side of printing machine is provided with positioner, positioner holds the inside joint of carton and has the expansion plate of longitudinal symmetry including holding the carton, the expansion plate is located the outside one end fixed mounting of carton and has cardboard, and the preceding of cardboard is seted up flutedly, and the inside rotation of recess is connected with the pulley. This a paper positioner for printing machine stretches into the meshing gear between the rack board through pressing down the rotation axis, and the distance that the expansion plate stretches out can be realized adjusting through the removal of rack board to rotatory rotation axis, and the rotation axis loosens after finishing adjusting, and the rotation axis realizes resetting under compression spring drives, and at this moment the cardboard resumes to the effect of never realizing paper width location between the rack board, has solved the problem that is difficult to the location after the paper width is adjusted among the prior art.

Description

Paper positioning device for printing machine

Technical Field

The utility model relates to a printing technology field specifically is a paper positioner for printing machine.

Background

Printing is a technique of transferring ink to the surface of a material such as paper, fabric, plastic, or leather by performing processes such as plate making, inking, and pressing on an original such as characters, pictures, photographs, or forgery prevention, and thereby mass-transferring the content of the original. The printing is that the printing plate approved by the examination and verification is firstly engraved through the printing machinery and the process of transferring the special printing ink to the printing stock, then the printing plate is stained with the printing ink, and then the printing ink on the seal is transferred to the printing stock such as paper, silk, leather and the like, thus obtaining the printed matter.

The paper of a paper web of not knowing printing of current printing machine, this just needs one kind to fix a position the paper, and current positioner just easily contracts after adjusting a period of time automatically through two card framves adjustment, can lead to the not accurate problem that leads to the printing effect not good at last in paper location.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a paper positioner for printing machine has solved the problem that the printing effect is not good that the printing machine location does not accurately lead to among the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a paper positioning device for a printing machine comprises the printing machine and two connecting plates, wherein a positioning mechanism is arranged on the left side of the printing machine and comprises a paper bearing box, telescopic plates which are vertically symmetrical are clamped inside the paper bearing box, a paperboard is fixedly arranged at one end, positioned outside the paper bearing box, of each telescopic plate, a groove is formed in the front of the paperboard, a pulley is rotatably connected inside the groove, one end, far away from each other, of each telescopic plate penetrates through the paper bearing box and extends to the outside of the paper bearing box, one end, close to each other, of each telescopic plate is fixedly provided with a rack plate, a meshing gear is rotatably connected between the two rack plates, a rotating shaft is fixedly sleeved in the middle of the meshing gear, the left end of the rotating shaft penetrates through the paper bearing box and extends to the outside of the paper bearing box, the right end of the rotating shaft is fixedly, the positioning plate is fixedly connected with the outer surface of the left side of the paper bearing box through a compression spring which is sleeved on the outer surface of the rotating shaft, the left end of the rotating shaft is fixedly provided with an adjusting handle, the center of the bottom of the paper bearing box is fixedly provided with a sliding sleeve which is sleeved on the outer surface of the moving shaft, the positioning mechanism is positioned at the paper inlet of the printing device, the two connecting plates are fixedly arranged at the front end and the rear end below the left side of the printing machine, one ends of the two connecting plates, far away from the printing machine, are fixedly connected through the moving shaft, the sliding sleeve is sleeved on the outer surface of the moving shaft, the front of the moving shaft is provided with a deep groove, the inner top wall of the deep groove,

Preferably, the top end of the clamping plate is matched with the tooth grooves of the rack plates, and the width of the connecting part of the clamping plate is equal to the distance between the two rack plates.

Preferably, the width of the meshing gear is smaller than that of the rack plate, and the distance from the meshing gear to the clamping plate meets the requirement that the clamping plate is positioned outside the tooth plate under the compression state of the compression spring.

Preferably, the number of the pulleys is at least seven, and the seven pulleys are distributed in the groove at equal intervals.

Preferably, the number of the positioning holes in the deep groove is at least sixty, and the number of the positioning holes in the sliding sleeve is six.

Advantageous effects

The utility model provides a paper positioner for printing machine. The method has the following beneficial effects:

1. This a paper positioner for printing machine stretches into the meshing gear between the rack board through pressing down the rotation axis, and the distance that the expansion plate stretches out can be realized adjusting through the removal of rack board to rotatory rotation axis, and the rotation axis loosens after finishing adjusting, and the rotation axis realizes resetting under compression spring drives, and at this moment the cardboard resumes to the effect of never realizing paper width location between the rack board, has solved the problem that is difficult to the location after the paper width is adjusted among the prior art.

2. This a paper positioner for printing machine moves the back through adjusting positioning mechanism on removing the axle, through the locating stud with the sliding sleeve with remove the axle and fix together, can realize adjusting positioning mechanism for the effect of paper feed port's position, has solved among the prior art problem that positioner can not advance paper port location relatively.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the positioning device of the present invention;

FIG. 3 is a schematic view of the connection of the meshing gears of the present invention;

Fig. 4 is a schematic view of the connection of the moving shaft of the present invention.

The printing machine comprises a printing machine-1, a positioning mechanism-2, a positioning stud-3, a paper bearing box-4, a telescopic plate-5, a rack plate-6, a meshing gear-7, a rotating shaft-8, a clamping plate-9, a positioning plate-10, a compression spring-11, an adjusting handle-12, a sliding sleeve-13, a clamping plate-14, a groove-15, a pulley-16, a connecting plate-17, a moving shaft-18, a deep groove-19 and a positioning hole-20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a paper positioner for printing machine:

In the first embodiment, as shown in fig. 1, including a printing machine 1, a positioning mechanism 2 is disposed on the left side of the printing machine 1, the positioning mechanism 2 is located at a paper feed inlet of the printing device 1, two connecting plates 17 are fixedly mounted at the front and rear ends of the lower portion of the left side of the printing machine 1, one ends of the two connecting plates 17, which are far away from the printing machine 1, are fixedly connected through a moving shaft 18, a sliding sleeve 13 is sleeved on the outer surface of the moving shaft 18, a deep groove 19 is formed in the front of the moving shaft 18, a positioning hole 20 penetrating through the sliding sleeve 13 is formed in the inner top wall of the deep groove 19, the sliding sleeve 13 and the moving shaft 18 are fixedly connected through a positioning stud 3, the positioning stud 3 is screwed into the positioning hole 20, the number of the positioning holes 20 located in the deep groove 19.

In the second embodiment, as shown in fig. 2, the positioning mechanism 2 includes a paper holding box 4, an expansion plate 5 which is vertically symmetrical is clamped inside the paper holding box 4, a cardboard 14 is fixedly installed at one end of the expansion plate 5 which is located outside the paper holding box 4, a groove 15 is formed in the front of the cardboard 14, pulleys 16 are rotatably connected inside the groove 15, the number of the pulleys 16 is at least seven, the seven pulleys 16 are equidistantly distributed inside the groove, the pulleys 16 are used for assisting paper feeding to avoid paper jamming, one ends of the expansion plates 5 which are far away from each other penetrate through the paper holding box 4 and extend to the outside of the paper holding box 4, rack plates 6 are fixedly installed at one ends of the expansion plates 5 which are close to each other, meshing gears 7 are rotatably connected between the two rack plates 6, a sliding sleeve 13 is fixedly installed at the center of the bottom of the paper holding box 4, and the sliding.

In the third embodiment, as shown in fig. 3, the rotating shaft 8 is fixedly sleeved in the middle of the meshing gear 7, the left end of the rotating shaft 8 penetrates through the paper bearing box 4 and extends to the outside of the paper bearing box 4, the clamping plate 9 is fixedly sleeved at the right end of the rotating shaft 8, the top end of the clamping plate 9 is matched with the tooth grooves of the rack plates 6, and the width of the connecting part of the clamping plate 9 is equal to the distance between the two rack plates 6. Cardboard 9's effect is the relative position of fixed two rack boards 6, rotation axis 8 is located and has cup jointed locating plate 10 in the outer surface rotation of 4 outsides of paper box, locating plate 10 passes through compression spring 11 fixed connection with the left side surface of holding paper box 4, the width of meshing gear 7 is less than the width of rack board 6, meshing gear 7 satisfies cardboard 9 outside that is located the tooth board under the compression spring 11 compression state to the distance of cardboard 9, it can adjust rack board 6 to have guaranteed like this under the compression state, compression spring 11 cup joints the surface at rotation axis 8, the left end fixed mounting of rotation axis 8 has regulation handle 12.

When the adjustable paper width adjusting device is used, the meshing gear 7 extends into the space between the rack plates 6 by pressing the rotating shaft 8, the rotating shaft 8 can move through the rack plates 6 to adjust the extending distance of the expansion plate 5, the rotating shaft 8 is loosened after adjustment is finished, the rotating shaft 8 is reset under the driving of the compression spring 11, the clamping plate 9 recovers to the space between the rack plates 6 to achieve the effect of paper width positioning never, after the adjusting and positioning mechanism 2 moves on the moving shaft 18, the sliding sleeve 13 and the moving shaft 18 are fixed together through the positioning stud 3, and the effect of adjusting the position of the positioning mechanism 2 relative to a paper inlet can be achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A sheet positioning device for a printing press, comprising a printing press (1) and two connecting plates (17), characterized in that: the left side of printing machine (1) is provided with positioning mechanism (2), and positioning mechanism (2) are located the paper feed inlet department of printing machine (1), and connecting plate (17) fixed mounting is both ends around printing machine (1) left side below, and the one end that printing machine (1) were kept away from in two connecting plates (17) is through removing axle (18) fixed connection, and positioning mechanism (2) cup joints the surface that removes axle (18).

2. A sheet positioning device for a printing press according to claim 1, wherein: positioning mechanism (2) are including holding carton (4), hold inside joint of carton (4) have longitudinal symmetry's expansion plate (5), the one end that expansion plate (5) kept away from each other runs through and holds carton (4) and extend to the outside that holds carton (4), the one end fixed mounting that expansion plate (5) are close to each other has rack plate (6), two rack plate (6) intermediate rotation are connected with meshing gear (7), the bottom center fixed mounting who holds carton (4) has sliding sleeve (13), sliding sleeve (13) cup joint the surface at removal axle (18).

3. A sheet positioning device for a printing press according to claim 2, wherein: the fixed cover in middle part of meshing gear (7) has been connect rotation axis (8), the left end of rotation axis (8) runs through and holds carton (4) and extend to the outside that holds carton (4), the fixed cover of right-hand member of rotation axis (8) has connect cardboard (9), rotation axis (8) are located and have held the rotatory locating plate (10) that has cup jointed of surface of carton (4) outside, compression spring (11) fixed connection is passed through with the left side surface that holds carton (4) in locating plate (10), compression spring (11) cup joint the surface at rotation axis (8), the left end fixed mounting of rotation axis (8) has regulation handle (12).

4. A sheet positioning device for a printing press according to claim 2, wherein: one end, located outside the paper bearing box (4), of the expansion plate (5) is fixedly provided with a cardboard plate (14), a groove (15) is formed in the front of the cardboard plate (14), and a pulley (16) is rotatably connected inside the groove (15).

5. A sheet positioning device for a printing press according to claim 3, wherein: the top of cardboard (9) and the tooth's socket looks adaptation of rack board (6), and the width of the connecting portion of cardboard (9) equals the distance of two rack boards (6).

6. A sheet positioning device for a printing press according to claim 1, wherein: the front of the moving shaft (18) is provided with a deep groove (19), the inner top wall of the deep groove (19) is provided with a positioning hole (20) penetrating through the sliding sleeve (13), the sliding sleeve (13) and the moving shaft (18) are fixedly connected through a positioning stud (3), and the positioning stud (3) is in threaded connection with the inside of the positioning hole (20).