CN212292097U

CN212292097U - Paper clamping device for printing machine

Info

Publication number: CN212292097U
Application number: CN202020593299.7U
Authority: CN
Inventors: 罗白强; 罗西安; 卢文广
Original assignee: Anhui Tiantong Jingdian New Technology Co ltd
Current assignee: Anhui Tiantong Jingdian New Technology Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2021-01-05
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a paper clamping device for a printing machine, which comprises a paper clamping plate frame and a bearing plate, wherein the paper clamping plate frame comprises two side-by-side plates, a first rotating shaft is horizontally arranged between the two side plates, a sleeve matched with the first rotating shaft is fixedly arranged on the back surface of the bearing plate, the bearing plate is connected on the first rotating shaft through the sleeve rotation on the back surface, connecting rods are symmetrically arranged on two sides of the bearing plate, external threads are arranged on the outer surfaces of the connecting rods, arc-shaped grooves matched with the connecting rods are arranged on the side plates on two sides of the paper clamping plate frame, the other ends of the connecting rods penetrate through the arc-shaped grooves and are arranged on the outer side surfaces of the side plates, locking nuts are connected on the connecting rods through threads, the bearing plate is connected on the rotating shaft through the sleeve rotation on the back surface, and the connecting rods on two sides of, and the locking of the bearing plate on the paper clamping plate frame is realized through the locking nut, so that the angle of the bearing plate is quickly adjusted.

Description

Paper clamping device for printing machine

Technical Field

The utility model belongs to the technical field of paper clamping of printing machines; in particular to a paper clamping device for a printing machine.

Background

Machines for printing text and images. Modern printing presses typically consist of mechanisms for plating, inking, stamping, feeding (including folding), etc. The working principle is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position of the characters and images on the printing plate by manual or printing machine, then it is directly or indirectly transferred on the paper or other printing material (such as textile, metal plate, plastics, leather, wood plate, glass and ceramic) so as to reproduce the same printed matter as the printing plate. The invention and the development of the printing machine play an important role in the propagation of human civilization and culture, and for the printing machine for the paper box, before the paper box is printed, the paper box to be printed needs to be placed in a stacking area, and a conveying mechanism of the printing machine is waited to drive the paper box to a printing part.

Traditional carton printing machine is passing through the extrusion of gyro wheel and belt to the clamp paper of carton, because the carton has the impression through the extrusion rear surface of gyro wheel, causes the printing quality poor, and the carton adds the carton before the carton is used up simultaneously, and partial carton edge is uneven is piled up to the carton, conveys the carton to the printing zone time, can cause the relative skew in position of printing when printing, can't press from both sides tightly and adjust, is not suitable for the clamp tightly and spacing of the paper that piles up, for this reason, we have proposed a clamp paper device for printing machine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a press from both sides paper device for printing machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a paper clamping device for a printing machine comprises a paper clamping plate frame and a bearing plate, wherein the paper clamping plate frame comprises two side plates which are arranged side by side, a first rotating shaft is horizontally arranged between the two side plates, a sleeve which is matched with the first rotating shaft is fixedly arranged on the back surface of the bearing plate, the bearing plate is rotatably connected to the first rotating shaft through the sleeve on the back surface, connecting rods are symmetrically arranged on two sides of the bearing plate, external threads are formed on the outer surfaces of the connecting rods, arc-shaped grooves which are matched with the connecting rods are formed in the side plates on two sides of the paper clamping plate frame, the other ends of the connecting rods penetrate through the arc-shaped grooves and are arranged on the outer side surfaces of the side plates, and locking nuts are connected;

the inside fixed screw rod and the truss that are provided with in top that just is located the bearing board of double-layered cardboard frame, be provided with the diaphragm directly over the screw rod, the spout has been seted up along the horizontal direction in the bottom surface of diaphragm, the screw thread at screw rod both ends is revolved to opposite, and is provided with the nut seat at the both ends of screw rod through the threaded connection symmetry, the top surface of nut seat is provided with the slider with spout looks adaptation, the nut seat passes through slider sliding connection in the spout of diaphragm bottom surface, the vertical lift post that is provided with in bottom surface of nut seat, the terminal fixedly connected with arc stopper of lift post, the bottom of arc stopper offsets with the face of bearing board.

As a further aspect of the present invention: the truss is a quadrilateral bar-shaped structure, scale strips are symmetrically arranged on two sides of the position of the center line in the front of the truss in a bilateral mode, sliding blocks are symmetrically arranged on two sides of the truss along the axis in the vertical direction, threaded through holes are formed in the top surface of the sliding blocks, locking screws II are connected in the threaded through holes of the sliding blocks through threads, the tail ends of the locking screws II are abutted to the top surface of the truss, a compression frame is fixedly arranged on the bottom surface of the sliding blocks, and the tail ends of the compression frame are fixedly connected with compression wheels through U-shaped plates.

As a further aspect of the present invention: the U-shaped plate is arranged on the pressing frame in an inverted mode, a connecting rod is horizontally arranged between the vertical plates on two sides of the inside of the U-shaped plate, and the pressing wheel is connected to the connecting rod of the U-shaped plate in a rotating mode.

As a further aspect of the present invention: the pressing frame comprises a first supporting column, a spring and a second supporting column, the first supporting column is of a hollow cylindrical structure with an uncovered bottom surface, the spring is fixedly arranged on the top surface of the inside of the first supporting column, the other end of the spring is connected with the top surface of the first supporting column to abut against, and the first supporting column is slidably connected inside the hollow cavity of the first supporting column.

As a further aspect of the present invention: the lifting column comprises a first upright column, a second upright column and a guide groove, the first upright column is of a strip-shaped block structure, the guide groove for sliding the second upright column is formed in the end face of the first upright column, the second upright column is slidably connected into the guide groove of the first upright column, a threaded through hole is formed in the position of the bottom end of the front side of the first upright column, a first locking screw is connected to the first upright column through threads, and the tail end of the first locking screw abuts against the front side of the second upright column.

As a further aspect of the present invention: one end of the screw rod penetrates through the side plate on one side of the paperboard clamping frame and is connected with a rotating wheel.

The utility model has the advantages that:

1. the bearing plate is rotatably connected to the rotating shaft through a sleeve on the back, slides in the arc-shaped groove of the paper clamping plate frame through the connecting rods on the two sides of the bearing plate, and is locked on the paper clamping plate frame through the locking nut, so that the angle of the bearing plate is adjusted, and the practicability of the bearing plate is high;

2. the screw drives the nut seats on the two sides to move in the same direction or in the opposite direction on the transverse plate by rotating the rotating wheel, so that the distance between the nut seats at the two ends of the screw is adjusted, after the positions of the nut seats are determined, the stand column II slides in the guide groove of the stand column I, the arc-shaped limiting block at the bottom end of the lifting column is abutted against the plate surface of the bearing plate, the stand column II is fixedly locked on the stand column I by screwing the locking screw I, the paper clamping device can clamp and limit paper with different sizes, and the offset of the printing position in the printing process is effectively prevented;

3. according to the size of paper during the printing, the position of adjustment sliding block on the truss, through two pairs of sliding blocks of locking screw locking fixation on the truss after the position of truss is confirmed, operating personnel manually promotes support column two, makes the support column compress tightly the spring in two pairs of support columns one to place the pinch roller at truss both ends the both sides of bearing board paper, accomplish the fixed of paper on the bearing board, through the elastic pressing effect, effectively avoid causing the mar to the paper surface.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a front view of a paper clamping device for a printing machine.

Fig. 2 is a side view of a paper clamping device for a printing machine.

Fig. 3 is a schematic structural view of a lifting column in a paper clamping device for a printing machine.

Fig. 4 is a schematic structural view of a pressing frame in a paper clamping device for a printing machine.

In the figure: the paper clamping plate frame 1, a rotating shaft 101, a connecting rod 102, a locking nut 103, an arc-shaped groove 105, a sleeve 106, a screw rod 2, a nut seat 201, a transverse plate 202, a sliding groove 203, a rotating wheel 204, a lifting column 205, a first upright post 2051, a second upright post 2052, a guide groove 2053, a first locking screw 206, an arc-shaped limiting block 207, a truss 3, a scale bar 301, a sliding block 302, a second locking screw 303, a U-shaped plate 304, a pressing wheel 305, a pressing frame 306, a first supporting column 3061, a spring 3062 and a second supporting column 3063.

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.

Referring to fig. 1 to 4, in an embodiment of the present invention, a paper clamping device for a printing machine includes a paper clamping plate frame 1 and a supporting plate 104, the paper clamping plate frame 1 includes two side-by-side plates, a first rotating shaft 101 is horizontally disposed between the two side plates, a sleeve 106 adapted to the first rotating shaft 101 is fixedly disposed on a back surface of the supporting plate 104, the supporting plate 104 is rotatably connected to the first rotating shaft 101 through the sleeve 106 on the back surface, connecting rods 102 are symmetrically disposed on two sides of the supporting plate 104, an external thread is disposed on an outer surface of the connecting rods 102, arc-shaped grooves 105 adapted to the connecting rods 102 are disposed on the side plates on two sides of the paper clamping plate frame 1, the other ends of the connecting rods 102 penetrate through the arc-shaped grooves 105 and are disposed on outer side surfaces of the side plates, and locking nuts 103 are threadedly connected to the connecting rods 102, the supporting plate 104 is rotatably connected to the rotating shaft, the connecting rods 102 on the two sides of the bearing plate 104 slide in the arc-shaped grooves 105 of the paper clamping plate frame 1, and the locking of the bearing plate 104 on the paper clamping plate frame 1 is realized through the locking nuts 103, so that the angle of the bearing plate 104 is adjusted, and the practicability of the bearing plate 104 is high.

A screw 2 and a truss 3 are fixedly arranged inside the cardboard holder 1 and above the supporting plate 104, a transverse plate 202 is arranged right above the screw 2, a sliding groove 203 is arranged on the bottom surface of the transverse plate 202 along the horizontal direction, the thread turning directions of the two ends of the screw 2 are opposite, nut seats 201 are symmetrically arranged at the two ends of the screw 2 through thread connection, a sliding block matched with the sliding groove 203 is arranged on the top surface of each nut seat 201, the nut seats 201 are slidably connected in the sliding groove 203 on the bottom surface of the transverse plate 202 through the sliding block, a lifting column 205 is vertically arranged on the bottom surface of each nut seat 201, an arc-shaped limiting block 207 is fixedly connected to the tail end of each lifting column 205, the bottom of each arc-shaped limiting block 207 is abutted against the plate surface of the supporting plate 104, each lifting column 205 comprises a first upright column 2051, a second upright column 2052 and a guide groove 2053 for the second upright column 2052 to slide, the second upright post 2052 is slidably connected in a guide groove 2053 of the first upright post 2051, a threaded through hole is formed in the bottom end position of the front face of the first upright post 2051, a first locking screw 206 is connected to the first upright post 2051 through a thread, the tail end of the first locking screw 206 abuts against the front face of the second upright post 2052, one end of the screw 2 penetrates through a side plate on one side of the cardboard holder 1 and is connected with a rotating wheel 204, the screw 2 drives nut seats 201 on two sides to move on the transverse plate 202 in the same direction or in the opposite direction by rotating the rotating wheel 204, so that the distance between the nut seats 201 on two ends of the screw 2 is adjusted, after the position of the nut seats 201 is determined, the second upright post 2052 slides in the guide groove 2053 of the first upright post 2051, an arc-shaped limiting block 207 at the bottom end of the lifting post 205 abuts against the plate surface of the bearing plate 104, and the first locking screw 206 is screwed down to realize the fixed locking of the second upright post 2052 on the, effectively prevent the offset of the position of printing in the printing process.

The truss 3 is a quadrangular bar-shaped structure, scale strips 301 are symmetrically arranged on two sides of the center line position of the front side of the truss 3, sliding blocks 302 are symmetrically arranged on two sides of the truss 3 along the axis of the vertical direction, a threaded through hole is formed in the top surface of the sliding block 302, a locking screw II 303 is connected in the threaded through hole of the sliding block 302 through a thread, the tail end of the locking screw II 303 abuts against the top surface of the truss 3, a pressing frame 306 is fixedly arranged on the bottom surface of the sliding block 302, the tail end of the pressing frame 306 is fixedly connected with a pressing wheel 305 through a U-shaped plate 304, the U-shaped plate 304 is arranged on the pressing frame 306 in an inverted manner, a connecting rod is horizontally arranged between vertical plates on two sides inside the U-shaped plate 304, the pressing wheel 305 is rotatably connected on the connecting rod of the U-shaped plate 304, the pressing frame 306 comprises a supporting column 3061, a spring 3062 and a supporting column 3063, the inner top surface of the first support column 3061 is fixedly provided with a spring 3062, the other end of the spring 3062 is connected and abutted against the top surface of the first support column 3061, the first support column 3061 is slidably connected inside the cavity of the first support column 3061, the position of the sliding block 302 on the truss 3 is adjusted according to the size of paper during printing, after the position of the truss 3 is determined, the sliding block 302 is locked and fixed on the truss 3 through the second locking screw 303, an operator manually pushes the second support column 3063 to enable the second support column 3063 to compress the spring 3062 in the first support column 3061, and the compression wheels 306 at the two ends of the truss 3 are placed on the two sides of the paper of the supporting plate 104 to complete the fixation of the paper on the supporting plate 104, and the scratch on the surface of the paper is effectively avoided through the elastic pressing effect.

The working principle is as follows: the bearing plate 104 is rotatably connected to the rotating shaft 101 through a sleeve 106 on the back, the connecting rods 102 on the two sides of the bearing plate 104 slide in the arc-shaped grooves 105 of the paper clamping plate frame 1, the locking of the bearing plate 104 on the paper clamping plate frame 1 is realized through the locking nuts 103, so that the angle of the bearing plate 104 is adjusted, after the angle of the bearing plate 104 is determined, the screw 2 drives the nut bases 201 on the two sides to move in the same direction or in the opposite direction on the transverse plate 202, so as to adjust the distance between the nut bases 201 on the two ends of the screw 2, after the position of the nut bases 201 is determined, the upright post two 2052 slides in the guide groove 2053 of the upright post one 2051, so that the arc-shaped limiting block 207 at the bottom end of the lifting post 205 is abutted against the plate surface of the bearing plate 104, and the locking screw one 206 is screwed to realize the fixed locking of the upright post two 2051, so that the paper clamping device can clamp and limit paper with different sizes, adjusting the position of the sliding block 302 on the truss 3, after the position of the truss 3 is determined, locking and fixing the sliding block 302 on the truss 3 through a second locking screw 303, manually pushing a second support column 3063 by an operator, enabling the second support column 3063 to compress a spring 3062 in the first support column 3061, and placing compression wheels 306 at two ends of the truss 3 on two sides of paper of the supporting plate 104 to complete elastic compression and fixing of the paper on the supporting plate 104.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. The utility model provides a press from both sides paper device for printing machine which characterized in that: the paper clamping plate frame comprises a paper clamping plate frame (1) and a bearing plate (104), wherein the paper clamping plate frame (1) comprises two side plates which are arranged side by side, a first rotating shaft (101) is horizontally arranged between the two side plates, a sleeve (106) matched with the first rotating shaft (101) is fixedly arranged on the back surface of the bearing plate (104), the bearing plate (104) is rotatably connected to the first rotating shaft (101) through the sleeve (106) on the back surface, connecting rods (102) are symmetrically arranged on two sides of the bearing plate (104), an external thread is arranged on the outer surface of each connecting rod (102), arc-shaped grooves (105) matched with the connecting rods (102) are formed in the side plates on two sides of the paper clamping plate frame (1), the other ends of the connecting rods (102) penetrate through the arc-shaped grooves (105) and are arranged on the outer side surfaces of the side plates, and locking nuts (103) are connected;

a screw (2) and a truss (3) are fixedly arranged in the paper clamping plate frame (1) and above the bearing plate (104), a transverse plate (202) is arranged right above the screw rod (2), a sliding groove (203) is arranged on the bottom surface of the transverse plate (202) along the horizontal direction, the screw threads at the two ends of the screw rod (2) have opposite rotating directions, and two ends of the screw rod (2) are symmetrically provided with nut seats (201) through threaded connection, the top surface of the nut seat (201) is provided with a slide block matched with the slide groove (203), the nut seat (201) is connected in a sliding groove (203) on the bottom surface of the transverse plate (202) in a sliding way through a sliding block, a lifting column (205) is vertically arranged on the bottom surface of the nut seat (201), the tail end of the lifting column (205) is fixedly connected with an arc-shaped limiting block (207), the bottom of the arc-shaped limiting block (207) is propped against the plate surface of the bearing plate (104).

2. The paper clamping device for the printing machine is characterized in that the truss (3) is of a quadrilateral strip structure, scale strips (301) are symmetrically arranged on two sides of the center line position of the front face of the truss (3), sliding blocks (302) are symmetrically arranged on two sides of the truss (3) along the vertical direction axis, a threaded through hole is formed in the top surface of each sliding block (302), a locking screw II (303) is connected in the threaded through hole of each sliding block (302) through a thread, the tail end of each locking screw II (303) abuts against the top surface of the truss (3), a pressing frame (306) is fixedly arranged on the bottom surface of each sliding block (302), and a pressing wheel (305) is fixedly connected at the tail end of each pressing frame (306) through a U-shaped plate (304).

3. The paper clamping device for the printing machine is characterized in that the U-shaped plate (304) is arranged upside down on the clamping frame (306), a connecting rod is horizontally arranged between the vertical plates on two sides of the inner part of the U-shaped plate (304), and the clamping wheel (305) is rotatably connected to the connecting rod of the U-shaped plate (304).

4. The paper clamping device for the printing machine is characterized in that the pressing frame (306) comprises a first supporting column (3061), a spring (3062) and a second supporting column (3063), the first supporting column (3061) is of a hollow cylindrical structure with a uncovered bottom surface, the spring (3062) is fixedly arranged on the inner top surface of the first supporting column (3061), the other end of the spring (3062) is connected to abut against the top surface of the first supporting column (3061), and the first supporting column (3061) is slidably connected to the inside of the hollow cavity of the first supporting column (3061).

5. The paper clamping device for the printing machine as claimed in claim 1, wherein the lifting column (205) comprises a first upright column (2051), a second upright column (2052) and a guide groove (2053), the first upright column (2051) is of a strip-shaped block structure, the guide groove (2053) for the second upright column (2052) to slide is formed in the end surface of the first upright column (2051), the second upright column (2052) is slidably connected into the guide groove (2053) of the first upright column (2051), a threaded through hole is formed in the bottom end position of the front surface of the first upright column (2051), a first locking screw (206) is connected to the first upright column (2051) through a thread, and the tail end of the first locking screw (206) abuts against the front surface of the second upright column (2052).

6. The paper clamping device for the printing machine is characterized in that one end of the screw (2) penetrates through a side plate on one side of the paper clamping plate frame (1) and is connected with a rotating wheel (204).