CN216444641U

CN216444641U - Adjustable paper pressing mechanism of printing equipment

Info

Publication number: CN216444641U
Application number: CN202122559024.9U
Authority: CN
Inventors: 杨明义
Original assignee: Guangdong Kaihong Technology Co ltd
Current assignee: Guangdong Kaihong Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-05-06
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses an adjustable paper pressing mechanism of printing equipment, which comprises a pressing wheel seat, a connecting seat and a base, wherein the connecting seat is arranged at the head end of the base, the front end and the rear end of the pressing wheel seat are respectively provided with a first groove and a second groove, the first groove is rotatably provided with a pressing wheel, the second groove of the pressing wheel seat is elastically connected with the lower part of the connecting seat through an elastic piece, the base is rotatably provided with a screw rod, one end of the screw rod, which is adjacent to the pressing wheel seat, is provided with a pressing block, the other end of the screw rod is fixedly provided with an adjusting cam, the adjusting cam is rotated to drive the pressing block to rotate, and the pressing wheel seat swings under the action of the pressing block.

Description

Adjustable paper pressing mechanism of printing equipment

Technical Field

The utility model relates to the technical field of paper product processing, in particular to an adjustable paper pressing mechanism of printing equipment.

Background

With the progress of industrialization, automatic generation machines in various industries are born in succession, and paper product processing machines are no exception. The existing paper processing machinery (such as a printing machine) is generally provided with a paper pressing roller for feeding paper so as to realize the compression and the paper conveying. Therefore, the paper pressing force of the paper pressing roller greatly influences the paper feeding stability, so that the paper pressing force of the paper pressing roller needs to be adjusted in actual work to obtain paper pressing force suitable for paper pressing and paper conveying suitable for different thicknesses. However, the platen roller of the related art printing machine is to be improved in terms of assembly structure and adjustment work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjustable paper pressing mechanism of printing equipment, which is simple in structure and high in stability, can adjust the paper pressing force of a pressing wheel and is suitable for conveying paper with different thicknesses.

In order to achieve the above scheme, an embodiment of the present invention provides an adjustable paper pressing mechanism of a printing apparatus, including a pressing wheel seat, a connecting seat, and a base, where the connecting seat is disposed at a head end of the base, a first slot and a second slot are both disposed at a front end and a rear end of the pressing wheel seat, the first slot is rotatably provided with a pressing wheel, the second slot of the pressing wheel seat is elastically connected with a lower portion of the connecting seat through an elastic member, the base is rotatably provided with a screw rod, one end of the screw rod, which is adjacent to the pressing wheel seat, is provided with a pressing block, the other end of the screw rod is fixedly provided with an adjusting cam, the screw rod drives the pressing block to rotate by rotating the adjusting cam, and the pressing wheel seat swings under the action of the pressing block.

Preferably, the top of the pressure wheel seat is fixedly connected with a fixed rod, the top of the fixed rod is provided with a rod head, and the outer contour of the pressure block is abutted to the top surface of the rod head.

Preferably, a first shaft connecting hole and a second shaft connecting hole communicated with the second slot are formed in two sides of the rear end of the pressure wheel seat.

Preferably, the lower part of the connecting seat is provided with a connecting hole which is coaxial with the first and second shaft connecting holes, a connecting shaft is inserted in the connecting hole in a sliding manner, and two ends of the connecting shaft extend outwards and are respectively and rotatably connected with the first and second shaft connecting holes.

Preferably, the elastic element comprises a torsion spring, the torsion spring is sleeved in the connecting hole, and the torsion spring is arranged between the connecting seat and the inner side surface of the second slot and sleeved on the connecting shaft.

Preferably, still include the arc, the arc set up in the below of base, just the upper end of arc with the terminal fixed connection of base makes the arc with form the screens between the base.

The embodiment of the utility model has the following beneficial effects:

according to the utility model, the torsion spring is arranged between the pinch roller seat and the connecting seat, so that the swing between the pinch roller seat and the connecting shaft can be limited, the pinch roller seat can rotate by a certain angle, and the pinch roller seat has a certain elastic recovery capability;

the pressing block is preferably hexagonal, any parallel edge of the pressing block is abutted against the top surface of the rod head, the pressing block is driven to rotate by rotating the adjusting cam, the outer contour of the pressing block acts on the rod head, the pressing wheel seat swings under the action of the pressing block, so that the pressing force of the pressing wheel can be adjusted, the pressing wheel is suitable for conveying paper with different thicknesses, the situation that the paper slips is avoided, and the conveying of the paper is more stable;

the below fixed mounting of base has the arc, forms the screens between base and the arc to the nipper's of being convenient for quick assembly disassembly, thereby can change the nipper of damage alone, effectively reduce cost of maintenance.

Drawings

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is an exploded view of the overall structure of the present invention;

FIG. 3 is a top view of the overall structure of the present invention;

FIG. 4 is a front view of the connecting base and the base;

FIG. 5 is a schematic view of an installation structure of the arc-shaped plate;

fig. 6 is a schematic view of the mounting structure of the paper pressing mechanism.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 6, an adjustable platen mechanism 100 of a printing apparatus includes a platen base 1, a connecting base 2, a base 3, and an arc-shaped plate 4.

Referring to fig. 2 and 4, the connecting seat 2 is disposed at the head end of the base 3, the front end and the rear end of the pressure roller seat 1 are both provided with a first slot 11 and a second slot 12, the first slot 11 is rotatably provided with a pressure roller 13, and the second slot 12 of the pressure roller seat 1 is elastically connected with the lower portion of the connecting seat 2 through an elastic member.

The rear end both sides of pinch roller seat 1 have the first axle that is linked together with second fluting 12 and connect hole 121, second axle connects hole 122, the lower part of connecting seat 2 have with first, second axle connects

hole

121, 122 is coaxial connecting hole 21 mutually, the slip cartridge has connecting axle 211 on connecting hole 21, and the both ends of connecting axle 211 outwards extend, and respectively through bearing and first, second axle connects

hole

121, 122 rotates and is connected, make pinch roller seat 1 can take place the swing, thereby adjust the turned angle of pinch roller seat 1 according to the thickness of paper, guarantee that pinch roller 13 of pinch roller seat 1 can effectively compress tightly the paper of process.

The elastic piece comprises a torsion spring, the torsion spring is sleeved on the connecting shaft 211, and the torsion spring is arranged between the connecting seat 2 and the inner side surface of the second open groove 12, so that the swinging between the pressure wheel seat and the connecting shaft can be limited, a certain angle can be rotated, and certain elastic restoring capacity is realized.

Referring to fig. 1-3, a screw 31 is rotatably disposed in the base 3, a pressing block 32 is disposed at one end of the screw 31 adjacent to the pressing wheel seat 1, an adjusting cam 33 is fixedly disposed at the other end of the screw 31, a fixing rod is fixedly connected to the top of the pressing wheel seat 1, and a rod head 14 is disposed at the top of the fixing rod.

Referring to fig. 5 and 6, the arc plate 4 is disposed below the base 3, and the upper end of the arc plate 4 is fixedly connected to the end of the base 3, so that a clamping position 41 is formed between the arc plate 4 and the base 3, and the pressing wheel mechanism 100 in this embodiment is fixed on the paper conveying roller shaft 200 of the printing apparatus through the clamping position, thereby facilitating quick assembly and disassembly of a single pressing wheel mechanism and reducing maintenance cost.

It should be understood that the above-mentioned embodiments are only illustrative of the technical concepts and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All modifications made according to the spirit of the main technical scheme of the utility model are covered in the protection scope of the utility model.

Claims

1. The utility model provides a but lithography apparatus's paper mechanism of pressure regulating, its characterized in that, includes pinch roller seat, connecting seat, base, the connecting seat set up in the head end of base, first fluting, second fluting have all been seted up to the preceding, the rear end of pinch roller seat, first fluting rotates and is provided with the pinch roller, the second fluting of pinch roller seat pass through the elastic component with the lower part elastic connection of connecting seat, the base internal rotation is provided with the screw rod, the screw rod is adjacent to the one end of pinch roller seat has the briquetting, and the other end is fixed to be provided with the adjusting cam, makes it drive through rotatory adjusting cam the briquetting is rotatory, the pinch roller seat is in the swing takes place under the effect of briquetting.

2. The adjustable paper pressing mechanism of printing equipment as claimed in claim 1, wherein a fixing rod is fixedly connected to the top of the pressing wheel seat, the fixing rod has a rod head at the top, and the outer contour of the pressing block is against the top surface of the rod head.

3. The adjustable paper pressing mechanism of printing equipment as claimed in claim 1, wherein both sides of the rear end of the pressing wheel base are provided with a first shaft connecting hole and a second shaft connecting hole which are communicated with the second slot.

4. The adjustable paper pressing mechanism of printing equipment as claimed in claim 3, wherein the lower portion of the connecting seat has a connecting hole with the same axis as the first and second connecting holes, a connecting shaft is slidably inserted into the connecting hole, and two ends of the connecting shaft extend outwards and are rotatably connected with the first and second connecting holes, respectively.

5. The adjustable paper pressing mechanism of printing equipment as claimed in claim 4, wherein the elastic member comprises a torsion spring, the torsion spring is sleeved on the connecting hole, and the torsion spring is disposed between the connecting seat and the inner side surface of the second slot and sleeved on the connecting shaft.

6. The adjustable paper pressing mechanism of printing equipment according to claim 1, further comprising an arc plate, wherein the arc plate is disposed below the base, and the upper end of the arc plate is fixedly connected with the end of the base, so that a clamping position is formed between the arc plate and the base.