CN217227010U

CN217227010U - Pressure regulating mechanism of printing machine

Info

Publication number: CN217227010U
Application number: CN202123453556.0U
Authority: CN
Inventors: 郭敖星
Original assignee: Zhejiang Yunling Digital Technology Co ltd
Current assignee: Zhejiang Yunling Digital Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-19
Anticipated expiration: 2031-12-31

Abstract

The application discloses pressure adjustment mechanism of printing machine, it includes the organism, is equipped with a rotatable printing roller in the organism and is used for compressing tightly the pressure roller of printed matter, be parallel arrangement between pressure roller and the printing roller, the organism is close to the lateral wall at printing roller both ends and all runs through and has seted up a shifting chute, the shifting chute slope sets up downwards, the highest end setting of shifting chute is being close to printing roller department, the equal fixedly connected with in pressure roller both ends rotates the wheel, two rotate the wheel and set up respectively in two shifting chutes, it can remove along the length direction of shifting chute to rotate the wheel, it is equipped with the fixed subassembly that is used for fixed pressure roller position on the lateral wall that the pressure roller was kept away from to rotate the wheel. This application has the effect of being convenient for adjust printing pressure.

Description

Pressure regulating mechanism of printing machine

Technical Field

The application relates to the field of printing machine equipment, in particular to a pressure adjusting mechanism of a printing machine.

Background

Printing machines are machines for printing characters and images, and modern printing machines generally comprise mechanisms for plate setting, inking, stamping, paper feeding and the like. 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 onto paper or other printing material, so that the same printed matter as that of the printing plate can be reproduced.

In view of the above-mentioned related arts, the applicant believes that the printing pressures required for different printing speeds are different in the conventional printing process, and the printing pressures that can be provided by the pressure structure of the conventional printing machine are the same, so that the unclear printing is likely to occur.

SUMMERY OF THE UTILITY MODEL

In order to adjust the printing pressure, the application provides a pressure adjusting mechanism of a printing press.

The application provides a pressure adjustment mechanism of printing machine adopts following technical scheme:

the utility model provides a pressure adjustment mechanism of printing machine, includes the organism, is equipped with a rotatable printing roller in the organism and is used for compressing tightly the pressure roller of printed matter, be parallel arrangement between pressure roller and the printing roller, the organism is close to the lateral wall at printing roller both ends and all runs through and has seted up a shifting chute, and the shifting chute slope sets up downwards, and the highest end setting of shifting chute is being close to printing roller department, and the equal fixedly connected with in pressure roller both ends rotates the wheel, and two rotate the wheel and set up respectively in two shifting chutes, rotate the wheel and can remove along the length direction of shifting chute, rotate to take turns and are equipped with the fixed subassembly that is used for fixed pressure roller position on keeping away from the lateral wall of pressure roller.

Through adopting above-mentioned technical scheme, when the pressure between needs adjustment printing roller and the pressure roller, only need adjust the distance between printing roller and the pressure roller, when needs pressure big, reduce the distance between printing roller and the pressure roller. When the pressure is small, the distance between the printing roller and the pressure roller is increased, the rotating wheel can move in the moving groove along the length direction of the moving groove, so that the distance between the pressure roller and the printing roller can be adjusted, and the position of the pressure roller is limited by the fixing component.

It is optional, fixed subassembly includes the connecting rod, a fixed block for injecing the pressure roller position and a fixed screw that is used for fixed block, connecting rod fixed connection is on rotating the lateral wall that the wheel kept away from the pressure roller, the fixed block cover is established on the connecting rod, be sliding connection between the lateral wall of fixed block and connecting rod, the vertical lateral wall looks butt of fixed block and organism, several screw hole has been seted up on the lateral wall that the shifting chute was seted up to the organism, the several screw hole evenly falls into two, the several screw hole of every row is arranged along the length direction of shifting chute, two are listed as the screw hole and set up respectively in the top and the below of shifting chute, fixed screw has the several, several fixed screw runs through to pass to be threaded connection between fixed block and the screw hole inner wall, looks butt between the lateral wall that organism was kept away from to fixed screw and fixed block.

Through adopting above-mentioned technical scheme, after the distance of adjustment pressure roller, pass the fixed block with the fixed screw, then fixed screw threaded connection is in the screwed hole, can inject the pressure roller in the position of adjusting.

Optionally, two waist-shaped holes are formed in the fixing block in a penetrating mode, the two waist-shaped holes are respectively formed in the upper portion and the lower portion of the penetrating portion of the connecting rod, the fixing block is evenly divided into two groups, and the two groups of fixing screws respectively penetrate through the two waist-shaped holes and are in threaded connection with the inner wall of the threaded hole.

Through adopting above-mentioned technical scheme, the setting in waist shape hole for need not restrict the position department at current screw hole when fixed pressure roller, but the distance between adjustment pressure roller that can be more meticulous and the printing roller.

Optionally, a rack is arranged on the inner wall of the lower edge of the moving groove, the rotating wheel is a gear, and the rotating wheel and the rack are meshed with each other.

By adopting the technical scheme, the rotating wheel is meshed with the rack, so that the friction force between the rotating wheel and the rack is increased, and the rotating wheel is not easy to slip and fall downwards due to the neutral action when the rotating wheel is moved upwards or downwards.

Optionally, the teeth on the two racks respectively disposed in the two moving grooves are aligned in a horizontal plane.

Through adopting above-mentioned technical scheme, the tooth of two racks aligns, can guarantee when rotating that pressure roller and printing roller are in the state of being parallel all the time.

Optionally, a clamping strip used for limiting the position of the rotating wheel is fixedly connected to the side wall, away from the rack, of the moving groove, a clamping groove is formed in the clamping strip along the length direction of the moving groove, the rotating wheel is arranged in the clamping groove, and the rotating wheel is in sliding connection with the inner wall of the clamping groove.

Through adopting above-mentioned technical scheme, the setting of card strip can be so that the in-process that rotates the wheel and is being difficult for falling out the shifting chute removing.

Optionally, a rotating roller is sleeved on the outer side wall of the pressure roller, and the rotating roller is rotatably connected with the pressure roller.

Through adopting above-mentioned technical scheme, if the pressure roller can not rotate, when the printing, the printed matter is through between live-rollers and the printing roller, is dragged the damage that leads to the printed matter easily, therefore overlaps on the pressure roller outer wall and establishes a live-rollers that can rotate, reduces the loss of printed matter.

Optionally, a handle is arranged at one end, away from the rotating wheel, of the connecting rod, and the fixing block is arranged between the rotating wheel and the handle.

Through adopting above-mentioned technical scheme, the operator of being convenient for rotates the running wheel through the setting of handle.

In summary, the present application includes at least one of the following beneficial technical effects:

through the distance between adjustment pressure roller and the printing roller, very convenient adjustment when printing the pressure that the pressure roller applyed for the printed matter.

Drawings

Fig. 1 is an overall structural diagram of the embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment of the present application.

Fig. 3 is a partial schematic view of an embodiment of the present application.

Fig. 4 is an enlarged view of a portion a of fig. 1.

Description of the reference numerals:

1. a body; 11. an ink tank; 12. a feed inlet; 13. a discharge port; 14. a moving groove; 15. a threaded hole; 2. a printing roller; 3. a pressure roller; 31. a rotating roller; 32. a rotating wheel; 4. a rack; 5. clamping the strip; 51. a card slot; 6. a fixing assembly; 61. a connecting rod; 611. a handle; 62. a fixed block; 621. a waist-shaped hole; 63. and fixing the screw.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses pressure adjustment mechanism of printing machine. Referring to fig. 1 and 2, a pressure adjustment mechanism of printing machine includes organism 1, organism 1 is upper shed and inside hollow cuboid, and 1 top of the organism is fixed and is provided with an ink groove 11, runs through on 1 of them vertical lateral wall of organism and has seted up a feed inlet 12, and the projection of feed inlet 12 on vertical plane is the rectangle, and organism 1 runs through on keeping away from the vertical lateral wall of feed inlet 12 and has seted up a discharge gate 13, and the projection of discharge gate 13 on vertical plane is the rectangle. Be equipped with a printing roller 2 in the organism 1, printing roller 2 is the cylinder, and the axial of printing roller 2 is on a parallel with the organism 1 and sets up the minor face direction of the vertical lateral wall of discharge gate 13, and the both ends of printing roller 2 rotate through the bearing respectively and connect on two vertical inside walls that the organism 1 is relative, and printing roller 2 is rotated by motor drive. Be equipped with pressure roller 3 in organism 1, pressure roller 3 sets up in the oblique below of printing roller 2, and pressure roller 3 is close to discharge gate 13, and pressure roller 3 is the cylinder, and the axial of pressure roller 3 is on a parallel with the axial of printing roller 2. The outer side wall of the pressure roller 3 is sleeved with a rotating roller 31, the pressure roller 3 penetrates through the rolling roller along the axial direction of the rolling roller, and the rolling roller is rotatably connected with the pressure roller 3.

Referring to fig. 2 and 3, the two vertical side walls of the machine body 1 near the two ends of the printing roller 2 are all provided with a moving groove 14 in a penetrating manner, the projection of the moving groove 14 on the vertical plane is a rectangle which is arranged obliquely downwards, the highest end of the moving groove 14 is arranged near the printing roller 2, and the lowest end of the moving groove 14 is arranged near the discharge hole 13. A rack 4 is arranged in the moving groove 14, the rack 4 is long-strip-shaped, the rack 4 is welded on the inner wall of the lower edge of the moving groove 14, the length direction of the rack 4 is parallel to the length direction of the moving groove 14, and teeth on the racks 4 in the two moving grooves 14 are aligned in a horizontal plane. Two ends of the pressure roller 3 are welded with a rotating wheel 32, the rotating wheels 32 are circular gears, the two rotating wheels 32 are respectively arranged in the two moving grooves 14, and the rotating wheels 32 are meshed with the racks 4. A clamping strip 5 is welded on the inner wall of the moving groove 14 far away from the rack 4, the clamping strip 5 is a strip-shaped cuboid block, and the length direction of the clamping strip 5 is parallel to the length direction of the moving groove 14; a clamping groove 51 communicated with the outside is formed in the side wall, close to the rack 4, of the clamping strip 5, and the clamping groove 51 is formed along the length direction of the clamping strip 5. The rotating wheel 32 is clamped in the clamping groove 51, the rotating wheel 32 is in sliding connection with the inner wall of the clamping groove 51, and the thickness of the clamping strip 5 is smaller than the radius of the rotating wheel 32.

Referring to fig. 3 and 4, a fixing assembly 6 is arranged on the side wall of the rotating wheel 32 far away from the pressure roller 3, and the fixing assembly 6 comprises a connecting rod 61, a fixing block 62 and a fixing screw 63; the connecting rod 61 is a cylindrical thin rod, the connecting rod 61 is welded at the circle center of the side wall of the rotating wheel 32 far away from the pressure roller 3, and one end of the connecting rod 61 far away from the rotating wheel 32 is connected with a handle 611 in a threaded manner; the fixed block 62 is a rectangular plate, the fixed block 62 is sleeved on the connecting rod 61, the fixed block 62 is arranged between the rotating wheel 32 and the handle 611, and the fixed block 62 is in sliding connection with the connecting rod 61; two waist-shaped holes 621 are formed in the side wall of the fixed block 62 in a penetrating manner, the length directions of the waist-shaped holes 621 are parallel to the length direction of the moving groove 14, one waist-shaped hole 621 is formed above the penetrating position of the fixed block 62 by the connecting rod 61, and the other waist-shaped hole 621 is formed below the penetrating position of the fixed block 62 by the connecting rod 61; there are two fixing screws 63, and the two fixing screws 63 respectively penetrate through the two waist-shaped holes 621. The lateral wall that the organism 1 seted up the shifting chute 14 is seted up on the several screw hole 15, several screw hole 15 evenly falls into two, every several screw hole 15 of arranging is all seted up along the length direction of shifting chute 14, one of them row screw hole 15 is seted up in shifting chute 14 top, another row screw hole 15 is seted up in shifting chute 14 below, fixed block 62 and organism 1 are opened the lateral wall looks butt that has shifting chute 14, two set screw 63 are threaded connection respectively on the shifting chute 14 in two rows of screw holes 15 from top to bottom, set screw 63 and fixed block 62 keep away from between the lateral wall of organism 1.

The implementation principle of the pressure adjusting mechanism of the printing machine in the embodiment of the application is as follows: when the printing speed is different and the pressure between the printing roller 2 and the pressure roller 3 needs to be adjusted, the distance between the printing roller 2 and the pressure roller 3 only needs to be adjusted so as to adjust the pressure between the printing roller 2 and the pressure roller 3, and if the distance between the printing roller 2 and the pressure roller 3 is small, the pressure is large; the pressure is small if the distance between the printing roll 2 and the pressure roll 3 is large. The handle 611 is rotated to drive the gear to rotate on the rack 4, so that the printing roller 2 and the pressure roller 3 can be always kept parallel; after the pressure roller 3 is adjusted to a proper position, a fixing bolt is passed through the kidney-shaped hole 621 and then screwed into the screw hole 15.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pressure adjustment mechanism of printing machine, includes organism (1), is equipped with a rotatable printing roller (2) and is used for compressing tightly pressure roller (3) of printed matter in organism (1), its characterized in that: be parallel arrangement between pressure roller (3) and printing roller (2), organism (1) is close to the lateral wall at printing roller (2) both ends and all runs through and has seted up a shifting chute (14), shifting chute (14) slope sets up downwards, the highest end setting of shifting chute (14) is being close to printing roller (2) department, the equal fixedly connected with in pressure roller (3) both ends turns wheel (32), two rotate wheel (32) and set up respectively in two shifting chutes (14), it can remove along the length direction of shifting chute (14) to rotate wheel (32), it is equipped with fixed subassembly (6) that are used for fixed pressure roller (3) position on the lateral wall of keeping away from pressure roller (3) to rotate wheel (32).

2. A pressure adjusting mechanism of a printing press according to claim 1, wherein: the fixing component (6) comprises a connecting rod (61), a fixing block (62) used for limiting the position of the pressure roller (3) and a fixing screw (63) used for fixing the fixing block (62), the connecting rod (61) is fixedly connected to the side wall, away from the pressure roller (3), of the rotating wheel (32), the fixing block (62) is sleeved on the connecting rod (61), the outer side wall of the fixing block (62) is in sliding connection with the outer side wall of the connecting rod (61), the fixing block (62) is abutted to the vertical outer side wall of the machine body (1), the side wall, provided with the moving groove (14), of the machine body (1) is provided with a plurality of threaded holes (15), the plurality of threaded holes (15) are uniformly divided into two rows, the plurality of threaded holes (15) in each row are arranged along the length direction of the moving groove (14), the two rows of threaded holes (15) are respectively arranged above and below the moving groove (14), and the fixing screw (63) are provided with a plurality of fixing screws, a plurality of fixing screws (63) penetrate through the fixing block (62) and are in threaded connection with the inner wall of the threaded hole (15), and the fixing screws (63) and the fixing block (62) are far away from the side wall of the machine body (1) and are in butt joint with each other.

3. A pressure adjusting mechanism of a printing press according to claim 2, wherein: run through on fixed block (62) and seted up two waist shape holes (621), two waist shape holes (621) are seted up fixed block (62) respectively and are worn to establish the top and the below of department by connecting rod (61), and several fixed screw (63) evenly divide into two sets ofly, and two sets of fixed screw (63) pass respectively between the inner wall that two waist shape holes (621) and screw hole (15) be threaded connection.

4. A pressure adjusting mechanism of a printing press according to claim 1, wherein: a rack (4) is arranged on the inner wall of the lower edge of the moving groove (14), the rotating wheel (32) is a gear, and the rotating wheel (32) is meshed with the rack (4).

5. The pressure adjusting mechanism of a printing press according to claim 4, wherein: the teeth of the two racks (4) respectively arranged in the two moving grooves (14) are aligned in a horizontal plane.

6. The pressure adjusting mechanism of a printing press according to claim 4, wherein: the side wall of the moving groove (14) far away from the rack (4) is fixedly connected with a clamping strip (5) used for limiting the position of the rotating wheel (32), the clamping strip (5) is provided with a clamping groove (51) along the length direction of the moving groove (14), the rotating wheel (32) is arranged in the clamping groove (51), and the rotating wheel (32) is in sliding connection with the inner wall of the clamping groove (51).

7. A pressure adjusting mechanism of a printing press according to claim 1, wherein: the outer side wall of the pressure roller (3) is sleeved with a rotating roller (31), and the rotating roller (31) is rotatably connected with the pressure roller (3).

8. A pressure adjusting mechanism of a printing press according to claim 2, wherein: one end of the connecting rod (61) far away from the rotating wheel (32) is provided with a handle (611), and the fixed block (62) is arranged between the rotating wheel (32) and the handle (611).