CN208646257U - A kind of driving mechanism for printing machine - Google Patents

Abstract

The utility model discloses a kind of driving mechanisms for printing machine, including transmission case and driving box, the bottom of transmission case is fixed with driving box, and the inside of transmission case is connected with the inside of driving box, driving mechanism of this kind for printing machine is provided with semiaxis, lower semiaxis and fixed ring, when needing to install rubber bush, first fixed ring is threadingly removed from upper semiaxis and lower semiaxis, semiaxis and lower semiaxis are separately gone up again, then successively upper semiaxis and lower semiaxis are penetrated in the through-hole of rubber bush, and flush semiaxis and the both ends of lower semiaxis, central axis is inserted between upper semiaxis and lower semiaxis again, being fully inserted into central axis between semiaxis and lower semiaxis keeps it to flush with upper semiaxis with lower semiaxis both ends, the fixed ring of two sides is threadingly recovered to the outer surface two sides of upper semiaxis Yu lower semiaxis again again, this mounting means solves The inconvenient problem of the larger installation of frictional force.

Description

A kind of driving mechanism for printing machine

Technical field

The utility model relates to printing machine accessory technical field, specially a kind of driving mechanism for printing machine.

Background technique

Printing machine is the machine of printing word and image, modern printing machine generally by loading, inking, coining, paper feeding (including Fold) etc. mechanisms composition, the driving mechanism for printing machine be driving printing machine inside imprint sleeve, rubber sleeve, printing plate set The mechanism of cylinder movement.

The existing driving mechanism for printing machine needs the center by rubber sleeve, plate sleeve to exist when in use The outer surface of central axis, because the inner wall of rubber sleeve and the central through hole of plate sleeve is rubber or silica gel material, in socket The larger suit of frictional force between through-hole and central axis is inconvenient, and central axis is generally fixed to the side of driving mechanism, can not tear open Dress, when installation is socketed rubber case cylinder, plate sleeve, needs are removed entire driving mechanism inconvenient, and be easy to cause driving Mechanism damage.

Utility model content

The purpose of this utility model is to provide a kind of driving mechanisms for printing machine, to solve in above-mentioned background technique It is proposed because frictional force it is larger caused by install inconvenient, frequently dismount the problem of driving mechanism be easy to cause damage.

To achieve the above object, the utility model provides the following technical solutions: a kind of driving mechanism for printing machine, packet Include transmission case and driving box, the bottom of the transmission case is fixed with driving box, and the inside of the transmission case and driving box is interior Portion is connected, and through there is oil filler, the side of the transmission case is fixed with motor, the driving for the top center of the transmission case The bottom of case is fixed with mounting bracket, and the side of the driving box is connected separately with semiaxis and lower semiaxis, the upper semiaxis with The outer surface two sides of lower semiaxis have been connected through a screw thread fixed ring, and the fixed ring is socketed on semiaxis and lower semiaxis respectively Outer surface two sides, central axis is provided between the upper semiaxis and lower semiaxis, one end of the upper semiaxis and lower semiaxis is run through The side of driving box is simultaneously connected with drive shaft by teeth, and the outer surface of the drive shaft is socketed with driving gear, the motor Output end through transmission case side and be connected with driving gear, and the driving gear is located at the inside of transmission case, described The outer surface of driving gear is connected by transmission gear with driving gear.

Preferably, the side section of the upper semiaxis and lower semiaxis is in " semi-annular shape ", and the diameter of the upper semiaxis with The diameter of lower semiaxis is equal.

Preferably, the length of the central axis is equal to the length of upper semiaxis, and the diameter of the central axis is equal to upper semiaxis Internal diameter.

Preferably, there are two the fixed ring settings, and the fixed ring is made using stainless steel, while described solid The outer surface for determining ring is coarse.

Preferably, the connecting pin of the drive shaft and upper semiaxis is provided with teeth, and the drive shaft is mutually fitted with upper semiaxis Match.

Preferably, there are two the mounting bracket settings, and it is center symmetry arrangement in drive using the central axes of driving box The bottom of dynamic case.

Compared with prior art, the utility model has the beneficial effects that driving mechanism of this kind for printing machine is provided with Upper semiaxis, lower semiaxis and fixed ring, when needing to install rubber bush, first by fixed ring threadingly from upper semiaxis and lower semiaxis It removes, then separately upper semiaxis and lower semiaxis, then successively penetrates upper semiaxis and lower semiaxis in the through-hole of rubber bush, and make Semiaxis is flushed with the both ends of lower semiaxis, then central axis is inserted between upper semiaxis and lower semiaxis, and central axis is made to be fully inserted into upper half It keeps it to flush between axis and lower semiaxis with upper semiaxis with lower semiaxis both ends, then the fixed ring of two sides is threadingly recovered again The outer surface two sides of semiaxis and lower semiaxis, this mounting means solve the problems, such as that the larger installation of frictional force is inconvenient, simultaneously also Teeth and oil filler are provided with, upper semiaxis is connected by teeth with drive shaft with lower semiaxis, and upper semiaxis and lower semiaxis can be from Removed in driving box, that is, can avoid damaging caused by frequently dismounting driving mechanism, oil filler can be easy to use during to biography Lubricating oil is added in dynamic case, the moment keeps driving mechanism internal lubrication, reduces abrasion and prolongs the service life.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is that the utility model transmission case faces the schematic diagram of the section structure；

Fig. 3 is the utility model center spindle structure schematic diagram.

In figure: 1, transmission case, 2, driving box, 3, motor, 4, oil filler, 5, mounting bracket, 6, upper semiaxis, 7, lower semiaxis, 8, fixed ring, 9, screw thread, 10, central axis, 11, bearing, 12, drive shaft, 13, driving gear, 14, transmission gear, 15, driving tooth Wheel, 16, teeth.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of driving mechanism for printing machine, including Transmission case 1, driving box 2, motor 3, oil filler 4, mounting bracket 5, upper semiaxis 6, lower semiaxis 7, fixed ring 8, screw thread 9, central axis 10, bearing 11, drive shaft 12, driving gear 13, transmission gear 14, driving gear 15 and teeth 16, the bottom of the transmission case 1 It is fixed with driving box 2, and the inside of the transmission case 1 is connected with the inside of driving box 2, the top center of the transmission case 1 Through there is oil filler 4, the side of the transmission case 1 is fixed with motor 3, and the bottom of the driving box 2 is fixed with mounting bracket 5, There are two the settings of mounting bracket 5, and it is center symmetry arrangement in the bottom of driving box 2 using the central axes of driving box 2, just It is fixed in printing machine in by the driving mechanism, the side of the driving box 2 is connected separately with semiaxis 6 and lower semiaxis 7, described The side section of upper semiaxis 6 and lower semiaxis 7 is in " semi-annular shape ", and the diameter phase of the diameter of the upper semiaxis 6 and lower semiaxis 7 Deng upper semiaxis 6 can be assembled into a complete axis body with lower semiaxis 7, is rotated with driving part, the upper semiaxis 6 and lower semiaxis 7 Outer surface two sides pass through screw thread 9 and be connected with fixed ring 8, there are two the settings of fixed ring 8, and the fixed ring 8 uses Stainless steel is made, while the outer surface of the fixed ring 8 is coarse, and fixed ring 8 can fix semiaxis 6 and lower semiaxis 7 and prevent Scatter when work, and the two sides of rubber sleeve, plate sleeve can be fixed on, and the fixed ring 8 be socketed on respectively semiaxis 6 with The outer surface two sides of lower semiaxis 7 are provided with central axis 10, the length of the central axis 10 between the upper semiaxis 6 and lower semiaxis 7 Equal to the length of upper semiaxis 6, and the diameter of the central axis 10 is equal to the internal diameter of upper semiaxis 6, is inserted into upper half convenient for central axis 10 Between axis 6 and lower semiaxis 7, with the rubber sleeve of stationary exterior surface installation, plate sleeve, the upper semiaxis 6 and the one of lower semiaxis 7 End runs through the side of driving box 2 and is connected with drive shaft 12 by teeth 16, and the drive shaft 12 and the connecting pin of upper semiaxis 6 are set Teeth 16 are equipped with, and the drive shaft 12 is adapted with upper semiaxis 6, drive shaft 12 is meshed with upper semiaxis 6, semiaxis 6 in driving Rotation, the outer surface of the drive shaft 12 are socketed with driving gear 13, and the output end of the motor 3 runs through the side of transmission case 1 And it being connected with driving gear 15, and the driving gear 15 is located at the inside of transmission case 1, the outer surface of the driving gear 15 is logical Transmission gear 14 is crossed to be connected with driving gear 13.

Working principle: it firstly, the driving mechanism is mounted on the inside of printing machine by mounting bracket 5 by staff, connects Logical printing machine internal electric source extracts upper semiaxis 6 and lower semiaxis 7 out from the side of driving box 2, then by fixed ring 8 threadingly 9 from upper half It is removed on axis 6 and lower semiaxis 7, then separately upper semiaxis 6 and lower semiaxis 7, upper semiaxis 6 is successively then penetrated into rubber with lower semiaxis 7 In the through-hole of sleeve, and flush semiaxis 6 and the both ends of lower semiaxis 7, by central axis 10 be inserted into upper semiaxis 6 and lower semiaxis 7 it Between, it is fully inserted into central axis 10 between semiaxis 6 and lower semiaxis 7, it is kept to flush with upper semiaxis 6 with lower 7 both ends of semiaxis, then By the fixed ring 8 of two sides threadingly 9 outer surface two sides for recovering upper semiaxis 6 with lower semiaxis 7 again, the peace of rubber bush is completed Dress reinserts mounted upper semiaxis 6 in driving box 2 with lower semiaxis 7, and when printer work, motor 3, which is powered, starts work Make, motor 3 drives transmission gear 14 to rotate by driving gear 15, and drives drive shaft 12 to rotate by driving gear 13, drives Moving axis 12 drives upper semiaxis 6 to rotate with lower semiaxis 7 by teeth 16, periodically opens oil filler 4 and adds lubrication into transmission case 1 Oil.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of driving mechanism for printing machine, including transmission case (1) and driving box (2), it is characterised in that: the transmission case (1) bottom is fixed with driving box (2), and the inside of the transmission case (1) is connected with the inside of driving box (2), the biography Through having oil filler (4), the side of the transmission case (1) is fixed with motor (3), the driving box for the top center of dynamic case (1) (2) bottom is fixed with mounting bracket (5), and the side of the driving box (2) is connected separately with semiaxis (6) and lower semiaxis (7), The outer surface two sides of the upper semiaxis (6) and lower semiaxis (7) pass through screw thread (9) and are connected with fixed ring (8), and the fixed ring (8) it is socketed on the outer surface two sides of semiaxis (6) Yu lower semiaxis (7) respectively, is set between the upper semiaxis (6) and lower semiaxis (7) It is equipped with central axis (10), one end of the upper semiaxis (6) and lower semiaxis (7) runs through the side of driving box (2) and passes through teeth (16) be connected with drive shaft (12), the outer surface of the drive shaft (12) be socketed with driving gear (13), the motor (3) it is defeated Outlet runs through the side of transmission case (1) and is connected with driving gear (15), and the driving gear (15) is located at transmission case (1) The outer surface of inside, the driving gear (15) is connected by transmission gear (14) with driving gear (13).

2. a kind of driving mechanism for printing machine according to claim 1, it is characterised in that: the upper semiaxis (6) with The side section of lower semiaxis (7) is in semi-annular shape, and the diameter of the upper semiaxis (6) is equal with the diameter of lower semiaxis (7).

3. a kind of driving mechanism for printing machine according to claim 2, it is characterised in that: the central axis (10) Length is equal to the length of upper semiaxis (6), and the diameter of the central axis (10) is equal to the internal diameter of upper semiaxis (6).

4. a kind of driving mechanism for printing machine according to claim 3, it is characterised in that: the fixed ring (8) sets There are two setting, and the fixed ring (8) is made using stainless steel, and the outer surface of the fixed ring (8) is coarse.

5. a kind of driving mechanism for printing machine according to claim 1, it is characterised in that: the drive shaft (12) with The connecting pin of upper semiaxis (6) is provided with teeth (16), and the drive shaft (12) is adapted with upper semiaxis (6).

6. a kind of driving mechanism for printing machine according to claim 5, it is characterised in that: the mounting bracket (5) There are two settings, and it is center symmetry arrangement in the bottom of driving box (2) using the central axes of driving box (2).