CN210851658U

CN210851658U - Press roller adjusting device of printing machine

Info

Publication number: CN210851658U
Application number: CN201921108968.0U
Authority: CN
Inventors: 黎芳
Original assignee: Shanghai Fanghui Printing Co ltd
Current assignee: Shanghai Fanghui Printing Co ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-06-26
Anticipated expiration: 2029-07-16

Abstract

The utility model relates to a printing machine technical field discloses a compression roller adjusting device of printing machine, including the frame, be equipped with compression roller and lower compression roller on the frame, lower compression roller rotates with the frame and links to each other, the both ends of going up the compression roller are equipped with the regulating block, regulating block sliding connection is on the frame, rotate on the frame and be connected with the regulation lead screw that is located the compression roller both ends, two regulating blocks link to each other with two regulation lead screw threads respectively, it is connected with the control lever that is located two between the regulation lead screw to rotate on the frame, link to each other through the bevel gear pair between control lever and the regulation lead screw. The operating personnel rotates the control lever, and the control lever drives two through two sets of helical gear pairs simultaneously and adjusts the lead screw and rotate, thereby two regulation piece simultaneous movement of two regulation of lead screw synchronous rotation control, two regulation piece simultaneous movement to make the both ends of going up the compression roller go up and down in step, make and go up the compression roller and parallel with lower compression roller all the time, prevent to go up the compression roller slope.

Description

Press roller adjusting device of printing machine

Technical Field

The utility model relates to a printing machine technical field, in particular to compression roller adjusting device of printing machine.

Background

The trade mark printing in printing industry is used as a new variety in package printing, and commodity label plate is printed on special composite paper or other material as main product, so that the commodity label plate can be conveniently pasted. Due to modern system production, the composite paper or other materials need to be processed in multiple processes before and after printing, and the composite paper or other materials are convenient to print and process in subsequent processes through multiple rolling.

Chinese patent with publication number CN205467825U discloses an adjustable rolling roller seat of printing machine, including the upper seat, lower seat, go up the compression roller, lower compression roller, adjust fastening bolt and spring, the upper seat is installed on lower seat, install the bearing on the lower seat, be equipped with the roller in the middle of the lower compression roller, the roller is installed in the bearing, go up the compression roller and install on the upper seat with lower compression roller similarity, be connected through adjusting fastening bolt between upper seat and the lower seat, still install the spring between upper seat and the lower seat, the upper seat lower extreme is equipped with the upper ear, the lower seat upper end is equipped with down the ear. The device can enable the direct distance between the rolling rollers to be flexible and adjustable, so that the pressure is relatively constant, the subsequent process treatment is convenient, the rolling rollers do not need to be replaced, and the working efficiency is improved.

The distance between the upper pressing roller and the lower pressing roller in the device can be adjusted, so that different material belts can be printed. During adjustment, an operator respectively rotates the two adjusting fastening bolts, so that the distance between the upper pressing roller and the lower pressing roller is adjusted, the two adjusting fastening bolts are separately operated by the operator, the feeding amounts of the two adjusting fastening bolts are different, the upper pressing roller and the lower pressing roller are easy to incline, and the parallelism of the upper pressing roller and the lower pressing roller cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compression roller adjusting device of printing machine has and guarantees to go up the compression roller and press roller depth of parallelism advantage down.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a compression roller adjusting device of printing machine, includes the frame, is equipped with compression roller and lower compression roller on the frame, and lower compression roller rotates with the frame and links to each other, the both ends of going up the compression roller are equipped with the regulating block, go up the compression roller and rotate with the regulating block and be connected, regulating block sliding connection is on the frame, it is connected with the regulation lead screw that is located the compression roller both ends to rotate on the frame, it is mutually perpendicular with last compression roller to adjust the lead screw, and two regulating blocks link to each other with two regulation lead screw threads respectively, it is connected with the control lever that is located between two regulation lead screws to rotate on the frame, the control lever parallels with last compression roller, link to each other.

By adopting the technical scheme, the lower pressing roller is rotationally connected with the machine base and cannot move relative to the machine base, and the lower pressing roller is used as a reference. The upper press roll can slide on the machine base through the adjusting block, so that the distance between the upper press roll and the lower press roll can be adjusted. The operating personnel rotates the control lever, and the control lever drives two through two sets of helical gear pairs simultaneously and adjusts the lead screw and rotate, thereby two regulation piece simultaneous movement of two regulation of lead screw synchronous rotation control, two regulation piece simultaneous movement to make the both ends of going up the compression roller go up and down in step, make and go up the compression roller and parallel with lower compression roller all the time, prevent to go up the compression roller slope.

Furthermore, the two ends of the base are provided with adjusting grooves parallel to the adjusting screw rod, the adjusting screw rod is rotatably connected in the adjusting grooves, and the adjusting block is slidably connected in the adjusting grooves.

Through adopting above-mentioned technical scheme, the regulating block moves from top to bottom in the adjustment tank, and the adjustment tank carries out spacing and direction to the regulating block, prevents that the regulating block card is dead.

Furthermore, scales are arranged on the side wall of the adjusting groove, and a pointer pointing to the scales is fixed on the adjusting block.

Through adopting above-mentioned technical scheme, when the regulating block was in the up-and-down motion, operating personnel can read out the position of every regulating block according to the pointer to judge whether two regulating blocks are located same height, thereby judge whether the compression roller inclines, so that in time make the regulation, guarantee the depth of parallelism of compression roller and lower compression roller.

Furthermore, the control rod comprises a first rod and a second rod, the first rod and the second rod are respectively connected with the two adjusting screw rods, and the first rod and the second rod are coaxially detachably connected.

Through adopting above-mentioned technical scheme, pole one links to each other with pole two, and operating personnel rotates the control lever, and the control lever drives two regulation lead screws in step and rotates. When the positions of the adjusting blocks are not at the same height, an operator separates the first rod from the second rod and independently controls one of the adjusting screw rods to rotate through the first rod or the second rod, so that the two adjusting blocks are located at the same height again, the first rod and the second rod are connected, the two adjusting screw rods are synchronously controlled, and the two adjusting blocks are located at the same height.

Furthermore, the first rod and the second rod are connected through a connecting rod, and the end faces of the first rod and the second rod, which are opposite to each other, are provided with concave square connecting holes.

Through adopting above-mentioned technical scheme, insert the connecting rod and locate between pole one and pole two, pole one drives pole two through the connecting rod and rotates, follows the connecting rod and roll-off can divide two poles into one pole two between pole one and the pole two, convenient to use.

Furthermore, the connecting rod includes outer pole and interior pole, the length of outer pole is not more than the interval between pole one and the pole two, set up the slip hole in the outer pole, the center department of slip hole is fixed with the stationary blade, and the stationary blade divide into left hole and right hole with the slip hole, interior pole divide into left pole and right pole, and left pole sliding connection is in the left hole, and right pole sliding connection is in the right hole, set up the push-and-pull groove with the bar that left hole and right hole communicate simultaneously on the outer wall of connecting rod, fixedly connected with sliding connection is in the push-and-pull piece of push-and-pull inslot on left pole and the right pole.

Through adopting above-mentioned technical scheme, operating personnel places the outer pole between pole one and pole two to thereby slide two push-and-pull pieces and drive left pole and right pole and slide in left hole and right hole respectively. The left rod extends out from the left end of the left hole, the right rod extends out from the right end of the right hole, and the left rod and the right rod are respectively inserted into the first rod and the second rod, so that the first rod and the second rod are connected. An operator stirs the push-pull block to retract the left rod and the right rod into the sliding hole, and at the moment, the connecting rod and the first rod are separated from the second rod, and the first rod and the second rod can be separately controlled.

Furthermore, a fixing spring is arranged between the end parts of the left rod and the right rod and the fixing piece.

Through adopting above-mentioned technical scheme, when fixed spring was in natural state, left hole and right hole were stretched out respectively to the tip of left pole and right pole, and fixed spring is to left pole and right pole time locking force, guarantees that left pole and right pole insert the connecting hole of pole one or pole two all the time to improve the stability that connecting rod and control lever are connected.

Furthermore, the first rod and the second rod are connected through a plurality of arc-shaped hoop sheets, a plurality of threaded holes are formed in the circumferential direction of the outer wall of the end part of the first rod and the end part of the second rod, which are opposite to each other, and connecting bolts in threaded connection with the threaded holes penetrate through the hoop sheets.

Through adopting above-mentioned technical scheme, pole one and pole two pass through connecting bolt and hoop piece interconnect, connect simple, stable in structure.

To sum up, the utility model discloses following beneficial effect has:

1. the control rod is rotated through the arrangement of the adjusting screw rods and the control rod, the control rod simultaneously drives the two adjusting screw rods to rotate through the two groups of bevel gear pairs, the two adjusting screw rods synchronously rotate to control the two adjusting blocks to synchronously move, and the two adjusting blocks synchronously move to synchronously lift two ends of the upper compression roller, so that the upper compression roller is always parallel to the lower compression roller, and the upper compression roller is prevented from inclining;

2. through the setting of connecting rod, the control lever split is pole one and pole two, and operating personnel accessible pole one or pole two are alone to certain regulation lead screw advance control to ensure that two regulating blocks are located same height.

Drawings

FIG. 1 is a schematic structural diagram of the first embodiment;

FIG. 2 is a schematic view of the connection between the first rod and the second rod according to the first embodiment;

FIG. 3 is a schematic view of the connection between the first rod and the second rod according to the second embodiment.

In the figure, 1, a machine base; 11. a machine plate; 111. an adjustment groove; 112. calibration; 21. an upper compression roller; 22. a lower pressing roller; 3. an adjusting block; 31. adjusting the lead screw; 32. a helical gear pair; 33. a pointer; 4. a control lever; 41. a first rod; 42. a second rod; 43. connecting holes; 44. a threaded hole; 5. a connecting rod; 51. an outer rod; 52. an inner rod; 521. a left lever; 522. a right lever; 53. a slide hole; 531. a left hole; 532. a right hole; 54. a fixing sheet; 55. a push-pull groove; 56. a push-pull block; 57. fixing the spring; 6. a hoop sheet; 61. and connecting the bolts.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

a press roller adjusting device of a printing machine is shown in figure 1 and comprises a machine base 1, wherein the machine base 1 comprises two machine plates 11 which are opposite to each other. An upper press roller 21 and a lower press roller 22 are arranged between the two machine plates 11, the material belt passes through the upper press roller 21 and the lower press roller 22, and the upper press roller 21 and the lower press roller 22 are matched to extrude the material belt.

As shown in fig. 1, the lower press roller 22 is rotatably connected between the two machine plates 11, a strip-shaped adjusting groove 111 is formed in each machine plate 11 and is located right above the lower press roller 22, and the adjusting groove 111 is perpendicular to the axial direction of the lower press roller 22. An adjusting screw rod 31 parallel to the length direction of the adjusting groove 111 is rotatably connected in the adjusting groove 111, an adjusting block 3 is arranged on the adjusting screw rod 31 in a threaded mode, and the adjusting block 3 is connected in the adjusting groove 111 in a sliding mode. The operator rotates the adjusting screw 31, and the adjusting block 3 can move up and down in the adjusting groove 111.

As shown in FIG. 1, two ends of the upper press roll 21 are respectively connected with the two adjusting blocks 3 in a rotating manner, and the adjusting blocks 3 move up and down to drive the upper press roll 21 to move up and down. The side wall of the adjusting groove 111 is provided with a scale 112, and a pointer 33 pointing to the scale 112 is fixed on the adjusting block 3. When the adjusting block 3 moves up and down, an operator can read the height of the adjusting block 3 through the pointer 33 and the scale 112, so that the two adjusting blocks 3 are located at the same height, and the parallelism of the upper pressure roller 21 and the lower pressure roller 22 is improved.

As shown in FIG. 1, a control rod 4 is rotatably connected to the machine base 1, the control rod 4 is parallel to the upper press roll 21, and the control rod 4 is connected with the adjusting screw 31 through a bevel gear pair 32. The control rod 4 is connected with the two adjusting screw rods 31 through the two bevel gear pairs 32, and an operator rotates the control rod 4 to control the rotation of the two adjusting screw rods 31 simultaneously, so that the two adjusting blocks 3 move synchronously, and the parallelism of the upper press roller 21 and the lower press roller 22 is guaranteed.

As shown in fig. 1, the two adjusting blocks 3 can be moved synchronously by the control rod 4, the two adjusting screws 31 have the same size and structure, and when the two adjusting screws 31 rotate synchronously, the moving speeds of the two adjusting blocks 3 are the same. The control rod 4 drives the two adjusting blocks 3 to move synchronously when the connecting positions of the two adjusting blocks 3 and the adjusting screw 31 are the same, so that the parallelism of the upper press roll 21 and the lower press roll 22 can be kept for a long time.

As shown in fig. 1, when one of the adjusting blocks 3 is located at a different position from the other adjusting block 3, the position of the adjusting block 3 needs to be adjusted so that the two adjusting blocks 3 are located at the same height again. That is, it is necessary to individually control a certain adjusting screw 31.

As shown in FIG. 1, the control rod 4 is divided into two sections including a first rod 41 and a second rod 42, and the first rod 41 and the second rod 42 are detachably connected. The first rod 41 is connected with one of the adjusting screw rods 31 through one pair of bevel gear pairs 32, and the second rod 42 is connected with the other adjusting screw rod 31 through the other pair of bevel gear pairs 32. When the positions of the two adjusting blocks 3 are different, an operator separates the first rod 41 and the second rod 42, and controls the two adjusting screw rods 31 through the first rod 41 and the second rod 42 respectively, so that the two adjusting blocks 3 are located at the same height again.

As shown in fig. 2, the first rod 41 and the second rod 42 are connected through the connecting rod 5, the mutually opposite end surfaces of the first rod 41 and the second rod 42 are provided with concave square connecting holes 43, and when the two ends of the connecting rod 5 are respectively inserted into the connecting holes 43 on the first rod 41 and the second rod 42, the first rod 41 and the second rod 42 are connected and rotate synchronously. When the connecting rod 5 is pulled out from the connecting hole 43, the first rod 41 and the second rod 42 are separated and can rotate independently.

As shown in fig. 2, the connecting rod 5 includes an outer rod 51 and two inner rods 52. The outer rod 51 is hollow, a sliding hole 53 is formed in the outer rod 51, a fixing plate 54 is fixed at the center of the sliding hole 53, the fixing plate 54 divides the sliding hole 53 into a left hole 531 and a right hole 532, the inner rod 52 is divided into a left rod 521 and a right rod 522, the left rod 521 is connected into the left hole 531 in a sliding mode, and the right rod 522 is connected into the right hole 532 in a sliding mode. The connecting hole 43 is fitted to the inner rod 52.

As shown in FIG. 2, the length of the outer rod 51 is not greater than the distance between the first rod 41 and the second rod 42, and the left rod 521 and the right rod 522 can be completely retracted into the left hole 531 and the right hole 532 respectively. The outer rod 51 is placed between the first rod 41 and the second rod 42, the left rod 521 and the right rod 522 respectively slide out of the left hole 531 and the right hole 532 and are inserted into the connecting holes 43 of the first rod 41 and the second rod 42, so that the first rod 41 and the second rod 42 are connected, and when the left rod 521 and the right rod 522 are retracted into the sliding holes 53, the connecting rod 5 is separated from the control rod 4.

As shown in fig. 2, a fixing spring 57 is respectively disposed between the end portions of the left rod 521 and the right rod 522 and the fixing plate 54, and when the fixing spring 57 is in a natural state, the end portions of the left rod 521 and the right rod 522 extend out of the sliding hole 53 and abut against the bottom of the connecting hole 43, so as to ensure a locking effect.

As shown in fig. 2, the outer wall of the connecting rod 5 is provided with a strip-shaped push-pull groove 55 simultaneously communicated with the left hole 531 and the right hole 532, and the left rod 521 and the right rod 522 are fixedly connected with a push-pull block 56 slidably connected in the push-pull groove 55. An operator drives the left rod 521 and the right rod 522 to slide by stirring the push-pull block 56, so that the operation is convenient.

The specific implementation process comprises the following steps: the operator separates the connecting rod 5 from the control rod 4, controls the two adjusting screw rods 31 through the first rod 41 and the second rod 42, and adjusts the two adjusting blocks 3 to the same height through the feedback of the scales 112. After the operator connects the connecting rod 5 with the control rod 4 and the first rod 41 and the second rod 42 are connected through the connecting rod 5, the operator rotates the control rod 4, and the two adjusting blocks 3 move synchronously, so that the distance between the upper press roll 21 and the lower press roll 22 is adjusted.

Example two:

the difference between the second embodiment and the first embodiment is that the connection mode of the first rod 41 and the second rod 42 is different: as shown in FIG. 3, the first rod 41 and the second rod 42 are connected through a plurality of arc-shaped hoop sheets 6, a plurality of threaded holes 44 are circumferentially formed in the outer wall of the opposite end portions of the first rod 41 and the second rod 42, and connecting bolts 61 which are in threaded connection with the threaded holes 44 penetrate through the hoop sheets 6. The first rod 41 and the second rod 42 are connected with each other through the connecting bolt 61 and the hoop sheet 6, so that the connection is simple and the structure is stable.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a compression roller adjusting device of printing machine, includes frame (1), is equipped with on frame (1) compression roller (21) and compression roller (22) down, and compression roller (22) rotate with frame (1) and link to each other its characterized in that: go up the both ends of compression roller (21) and be equipped with regulating block (3), go up compression roller (21) and rotate with regulating block (3) and be connected, regulating block (3) sliding connection is on frame (1), it is connected with regulation lead screw (31) that are located compression roller (21) both ends to rotate on frame (1), it is mutually perpendicular with last compression roller (21) to adjust lead screw (31), and two regulating block (3) link to each other with two regulation lead screw (31) screw respectively, it is connected with control lever (4) that are located between two regulation lead screw (31) to rotate on frame (1), control lever (4) and last compression roller (21) parallel, link to each other through bevel gear pair (32) between control lever (4) and regulation lead screw (31).

2. The platen roller adjusting apparatus of a printing press according to claim 1, wherein: the adjusting device is characterized in that two ends of the base (1) are provided with adjusting grooves (111) parallel to the adjusting screw rods (31), the adjusting screw rods (31) are rotatably connected into the adjusting grooves (111), and the adjusting blocks (3) are slidably connected into the adjusting grooves (111).

3. The platen roller adjusting apparatus of a printing press according to claim 2, wherein: the side wall of the adjusting groove (111) is provided with scales (112), and a pointer (33) pointing to the scales is fixed on the adjusting block (3).

4. The platen roller adjusting apparatus of a printing press according to claim 3, wherein: the control rod (4) comprises a first rod (41) and a second rod (42), the first rod (41) and the second rod (42) are respectively connected with the two adjusting screw rods (31), and the first rod (41) and the second rod (42) are coaxially and detachably connected.

5. The platen roller adjusting apparatus of a printing press according to claim 4, wherein: the first rod (41) and the second rod (42) are connected through a connecting rod (5), and the end faces, opposite to each other, of the first rod (41) and the second rod (42) are provided with concave square connecting holes (43).

6. The platen roller adjusting apparatus of a printing press according to claim 5, wherein: the connecting rod (5) comprises an outer rod (51) and an inner rod (52), the length of the outer rod (51) is not more than the distance between the first rod (41) and the second rod (42), a sliding hole (53) is formed in the outer rod (51), a fixing plate (54) is fixed at the center of the sliding hole (53), the sliding hole (53) is divided into a left hole (531) and a right hole (532) by the fixing plate (54), the inner rod (52) is divided into a left rod (521) and a right rod (522), the left rod (521) is connected in the left hole (531) in a sliding way, the right rod (522) is connected in the right hole (532) in a sliding way, the outer wall of the connecting rod (5) is provided with a strip-shaped push-pull groove (55) which is communicated with the left hole (531) and the right hole (532) simultaneously, and the left rod (521) and the right rod (522) are fixedly connected with push-pull blocks (56) which are connected in the push-pull groove (55) in a sliding manner.

7. The platen roller adjusting apparatus of a printing press according to claim 6, wherein: and a fixed spring (57) is arranged between the end parts of the left rod (521) and the right rod (522) and the fixed plate (54).

8. The platen roller adjusting apparatus of a printing press according to claim 4, wherein: the first rod (41) and the second rod (42) are connected through a plurality of arc-shaped hoop sheets (6), a plurality of threaded holes (44) are formed in the circumferential direction of the outer wall of the end portion, opposite to the first rod (41) and the second rod (42), of the end portion, and connecting bolts (61) in threaded connection with the threaded holes (44) penetrate through the hoop sheets (6).