CN209552701U - A kind of polyurethane rubber roller - Google Patents

Abstract

The utility model relates to print part correlative technology field, specially a kind of polyurethane rubber roller, including rubber roller ontology, roll shaft and bracket, roll shaft extends transversely through the inside of rubber roller ontology, and the outside of rubber roller ontology is stretched out at the both ends of roll shaft, the two sides vertical direction of rubber roller ontology is provided with bracket, and the both ends of roll shaft are rotatablely connected with two pack supports respectively；It has the beneficial effect that and pushes the first annulus to move reciprocatingly by electric pushrod, when moving, the water in internal circulating line sprays the first annulus from each high-pressure nozzle, cleans to rubber roller, washes away the ink on roll surfaces more clean；Second annulus is connect by connecting rod with the first annulus, first annulus drives the second annulus to move together, roll surfaces are after the washing away of water, water absorption layer on second circle ring inner wall carries out erasing cleaning to roll surfaces, the ink wiping for not removing clean is clean, while roll surfaces being avoided to hang water droplet.

Description

A kind of polyurethane rubber roller

Technical field

The utility model relates to print part correlative technology field, specially a kind of polyurethane rubber roller.

Background technique

Polyurethane rubber roller is the pieces of equipment for printing.Printing rubber roll mainly transmits ink on offset press.Therefore It has to conscientiously clean up when daily cleaning rubber roller, otherwise roll surfaces layer and oxidizable one layer of the generation of pigment, resin are smooth And hard film, it causes surface vitrification and influences ink transfer.If often cleaning dirty, with the passing of time roll surfaces uneven can influence to make With.

Utility model content

The purpose of this utility model is to provide a kind of polyurethane rubber rollers to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of polyurethane rubber roller, including rubber roller sheet Body, roll shaft and bracket, the roll shaft extends transversely through the inside of rubber roller ontology, and the outside of rubber roller ontology is stretched out at the both ends of roll shaft, The two sides vertical direction of the rubber roller ontology is provided with bracket, and the both ends of roll shaft are rotatablely connected with two pack supports respectively, and one group The inner sidewall upper and lower ends of the bracket are fixedly connected with electric pushrod, and the end of electric pushrod is welded with the first annulus, institute State the outer surface that the first annulus is set in rubber roller ontology, and the side upper and lower two that the outer surface of the first annulus is opposite with electric pushrod End is welded with connecting rod, and the end of the connecting rod is welded with the second annulus, and the inside of first annulus offers ring pipe Road, and plural groups high-pressure nozzle is provided on the inner sidewall of the first annulus, the high-pressure nozzle is connected to circulating line, and high pressure The outer surface of spray head is fixedly installed with valve, offers water inlet pipe on the lateral wall of first annulus, and water inlet pipe and outer Portion's waterworks are fixedly connected, and the inner wall of second annulus is bonded with water absorption layer, and the outer surface of water absorption layer and rubber roller ontology Contact, is provided with spring between second annulus and another pack support, and the both ends of the spring appearance with the second annulus respectively Face is fixedly connected with the outer surface of bracket.

Preferably, the both ends outer surface of the roll shaft is provided with external screw thread, and the outer surface of roll shaft is located at rubber roller ontology Two sides are bolted with capping, and the side wall of the capping offers threaded hole, and the side wall of rubber roller ontology offers corresponding threaded hole, Bolt is bolted in threaded hole, rubber roller ontology is fixedly connected by bolt with capping.

Preferably, the periphery that the side wall of the capping is located at roll shaft offers plural groups air hole, and air hole is in roll shaft Periphery in a ring with arrangement.

Preferably, the annular diameters of first annulus are greater than the annular diameters of the second annulus, and high-pressure nozzle and rubber roller There are gap between the outer surface of ontology, high-pressure nozzle the first annulus inner sidewall in a ring with arrangement.

Preferably, the outer surface of second annulus side upper and lower ends opposite with connecting rod are welded with short axle, bracket Inner sidewall upper and lower ends be welded with the short axle of same diameter, spring is set in the outer surface of short axle, and is welded and fixed with short axle.

Compared with prior art, the utility model has the beneficial effects that

1. push the first annulus to move reciprocatingly by electric pushrod, the first annulus when moving, internal ring pipe Water in road is sprayed from each high-pressure nozzle, is cleaned to rubber roller, washes away the ink on roll surfaces more clean；

2. the second annulus is connect by connecting rod with the first annulus, the first annulus drives the second annulus to move together, rubber roller After the washing away of water, the water absorption layer on the second circle ring inner wall carries out erasing cleaning to roll surfaces, will not remove dry on surface Net ink wiping is clean, while roll surfaces being avoided to hang water droplet.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the internal structure chart of the first annulus of the utility model；

Fig. 3 is the side view of the utility model rubber roller ontology.

In figure: 1 rubber roller ontology, 2 roll shafts, 3 brackets, 4 cappings, 5 air holes, 6 electric pushrods, 7 first annulus, 8 ring pipes Road, 9 high-pressure nozzles, 10 water inlet pipes, 11 second annulus, 12 connecting rods, 13 springs.

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.

It please refers to Fig.1 to Fig.3, the utility model provides a kind of technical solution: a kind of polyurethane rubber roller, as shown in Figure 1, packet Rubber roller ontology 1, roll shaft 2 and bracket 3 are included, roll shaft 2 extends transversely through the inside of rubber roller ontology 1, and rubber roller sheet is stretched out at the both ends of roll shaft 2 The outside of body 1, the two sides vertical direction of rubber roller ontology 1 is provided with bracket 3, and the both ends of roll shaft 2 are rotated with two pack supports 3 respectively Connection, the inner sidewall upper and lower ends of a pack support 3 are fixedly connected with electric pushrod 6, and the end of electric pushrod 6 is welded with first Annulus 7, the first annulus 7 is set in the outer surface of rubber roller ontology 1, and the outer surface of the first annulus 7 is opposite with electric pushrod 6 Side upper and lower ends are welded with connecting rod 12, and the end of connecting rod 12 is welded with the second annulus 11, and the inside of the first annulus 7 opens up There is circulating line 8, and be provided with plural groups high-pressure nozzle 9 on the inner sidewall of the first annulus 7, high-pressure nozzle 9 and circulating line 8 connect It is logical, and the outer surface of high-pressure nozzle 9 is fixedly installed with valve, offer water inlet pipe 10 on the lateral wall of the first annulus 7, and into Water pipe 10 is fixedly connected with external waterworks, and the inner wall of the second annulus 11 is bonded with water absorption layer, and water absorption layer and rubber roller ontology 1 Appearance face contact, be provided with spring 13 between the second annulus 11 and another pack support 3, and the both ends of spring 13 are respectively with second The outer surface of annulus 11 is fixedly connected with the outer surface of bracket 3.

Further, the both ends outer surface of roll shaft 2 is provided with external screw thread, and the outer surface of roll shaft 2 is located at rubber roller ontology 1 Two sides are bolted with capping 4, and the side wall for covering 4 offers threaded hole, and the side wall of rubber roller ontology 1 offers corresponding threaded hole, Bolt is bolted in threaded hole, rubber roller ontology 1 is fixedly connected by bolt with capping 4, and 4 turns of capping connect to rubber roller ontology 1 When touching, the threaded hole in capping 4 is aligned with the threaded hole on 1 side wall of rubber roller ontology, roll shaft 2 and the fixed company of external driver device It connects, rubber roller ontology 1 is fixedly connected by capping 4 with roll shaft 2.

Further, it covers 4 side wall to be located at the periphery of roll shaft 2 and offer plural groups air hole, and air hole 5 is in roll shaft In a ring with arrangement, threaded hole is located at the outside of air hole 5 for 2 periphery.

Further, the annular diameters of the first annulus 7 are greater than the annular diameters of the second annulus 11, and high-pressure nozzle 9 and glue There are gap between the outer surface of roller body 1, high-pressure nozzle 9 the first annulus 7 inner sidewall in a ring with arrangement, open high The valve on spray head 9 is pressed, the water in circulating line 8 sprays to the outer surface of rubber roller ontology 1 from all directions, and ink is sprayed by high pressure Water wash away.

Further, the outer surface of the second annulus 11 side upper and lower ends opposite with connecting rod 12 are welded with short axle, branch The inner sidewall upper and lower ends of frame 3 are welded with the short axle of same diameter, and spring 13 is set in the outer surface of short axle, and welds with short axle Fixed, when spring 13 extends or shortens, the first annulus 7 and the second annulus 11 can be simultaneously outside one end of rubber roller ontology 1 Side, while spring 13 also functions to certain supporting role, and the weight because of the first annulus 7 and the second annulus 11 is avoided to lead to electronic push away Deformation occurs for bar 6.

Working principle: rubber roller ontology 1 plays the role of transmitting ink in printing process, and after printing, ink is stained with It is attached to the outer surface of rubber roller ontology 1, is filled the water by water inlet pipe 10 to the circulating line 8 inside the first annulus 7, starts electric pushrod 6, and the valve of 9 outer surface of high-pressure nozzle is opened, water sprays to the outer surface of rubber roller ontology 1 from high-pressure nozzle 9, and ink is by high pressure spray Water out washes away, and electric pushrod 7 drives the first annulus 7 and the second annulus 11 to move along rubber roller ontology 1, the rubber roller being washed 1 outer surface of ontology is wiped using the water absorption layer of 11 inner wall of the second annulus, and the ink wiping for not removing clean is clean, simultaneously Roll surfaces are avoided to hang water droplet, entire cleaning process terminates, and to guarantee to clean up, can move back and forth the first annulus several times 7 and second annulus 11.

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 (5)

1. a kind of polyurethane rubber roller, including rubber roller ontology (1), roll shaft (2) and bracket (3), the roll shaft (2) extend transversely through rubber roller The inside of ontology (1), and the outside of rubber roller ontology (1) is stretched out at the both ends of roll shaft (2), it is characterised in that: the rubber roller ontology (1) Two sides vertical direction be provided with bracket (3), and the both ends of roll shaft (2) respectively with two pack supports (3) be rotatablely connected, described in one group The inner sidewall upper and lower ends of bracket (3) are fixedly connected with electric pushrod (6), and the end of electric pushrod (6) is welded with the first circle Ring (7), first annulus (7) is set in the outer surface of rubber roller ontology (1), and the outer surface of the first annulus (7) is pushed away with electronic The opposite side upper and lower ends of bar (6) are welded with connecting rod (12), and the end of the connecting rod (12) is welded with the second annulus (11), the inside of first annulus (7) offers circulating line (8), and is provided with plural number on the inner sidewall of the first annulus (7) Group high-pressure nozzle (9), the high-pressure nozzle (9) are connected to circulating line (8), and the fixed peace in the outer surface of high-pressure nozzle (9) It equipped with valve, is offered water inlet pipe (10) on the lateral wall of first annulus (7), and water inlet pipe (10) and external waterworks It is fixedly connected, the inner wall of second annulus (11) is bonded with water absorption layer, and the outer surface of water absorption layer and rubber roller ontology (1) connects Touching, is provided with spring (13) between second annulus (11) and another pack support (3), and the both ends of spring (13) are respectively with the The outer surface of two annulus (11) is fixedly connected with the outer surface of bracket (3).

2. a kind of polyurethane rubber roller according to claim 1, it is characterised in that: the both ends outer surface of the roll shaft (2) is set It is equipped with external screw thread, and the outer surface of roll shaft (2) is located at the two sides of rubber roller ontology (1) and is bolted with capping (4), the capping (4) Side wall offers threaded hole, and the side wall of rubber roller ontology (1) offers corresponding threaded hole, and bolt, glue are bolted in threaded hole Roller body (1) is fixedly connected by bolt with capping (4).

3. a kind of polyurethane rubber roller according to claim 2, it is characterised in that: the side wall of the capping (4) is located at roll shaft (2) periphery offers plural groups air hole (5), and air hole (5) roll shaft (2) periphery in a ring with arrangement.

4. a kind of polyurethane rubber roller according to claim 1, it is characterised in that: the annular diameters of first annulus (7) Greater than the annular diameters of the second annulus (11), and between high-pressure nozzle (9) and the outer surface of rubber roller ontology (1), there are gaps, high Press spray head (9) the first annulus (7) inner sidewall in a ring with arrangement.

5. a kind of polyurethane rubber roller according to claim 1, it is characterised in that: the outer surface of second annulus (11) with The opposite side upper and lower ends of connecting rod (12) are welded with short axle, and the inner sidewall upper and lower ends of bracket (3) are welded with same diameter Short axle, spring (13) is set in the outer surface of short axle, and is welded and fixed with short axle.