CN215360407U

CN215360407U - Printing roller for printing equipment

Info

Publication number: CN215360407U
Application number: CN202121757928.6U
Authority: CN
Inventors: 谢大建; 谢雨孜
Original assignee: Chongqing Changhong Printing Co ltd
Current assignee: Chongqing Changhong Printing Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-12-31
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a printing roller for printing equipment, which comprises a roller body, wherein a central shaft is arranged in the roller body, a condenser pipe is arranged on the central shaft, a heat conduction layer is sleeved on the outer periphery of the roller body, an adhesive surface layer is sleeved on the outer periphery of the heat conduction layer, end plates are detachably arranged on two sides of the roller body respectively to enable the heat conduction layer and the adhesive surface layer to be abutted between the two end plates, connecting shafts are detachably arranged on the left end surface and the right end surface of the roller body respectively, a condensate inlet pipe is arranged on one connecting shaft in a penetrating mode, a condensate outlet pipe is arranged on the other connecting shaft in a penetrating mode, the condensate inlet pipe is communicated with the inlet end of the condenser pipe and is communicated with the outlet end of the condenser pipe, and a plurality of heat conduction through holes are formed in the outer peripheral side wall of the roller body. The printing roller for the printing equipment provided by the utility model can effectively improve the heat dissipation efficiency on one hand, and can be used for conveniently disassembling and replacing the rubber surface layer after the rubber surface layer is worn for a period of time, so that the maintenance cost can be reduced.

Description

Printing roller for printing equipment

Technical Field

The utility model relates to the technical field of printing equipment, in particular to a printing roller for the printing equipment.

Background

A paper printing machine is a machine for printing characters and images, and generally comprises a plate loading mechanism, an ink applying mechanism, a stamping mechanism, a paper feeding mechanism, and the like. The working principle of the printing machine is that characters and images to be printed are firstly arranged on a printing roller, then ink is automatically coated on the position with the characters and the images on the printing roller by manpower or a printing machine, and the characters and the images are directly transferred to paper or other printing stocks, so that printed matters identical to printing plates are copied.

Printing equipment adopts the printing roller to print pattern and typeface mostly promptly, in prior art need print different characters or at the printing roller because there is wearing and tearing destruction back in long-time use, need change it, and current printing roller is monolithic structure mostly, when changing, can only carry out holistic change, make cost of maintenance higher, the printing cost has been increased, in addition, in prior art, the printing roller is in the use, because often rub, make it can produce more heat, for reducing the condition of generating heat of printing roller among the prior art, mainly realize through the ventilation, however only radiating mode has the problem that the radiating efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of the above, an object of the present invention is to provide a printing roller for a printing apparatus, so as to solve the problems of low thermal efficiency and high maintenance cost of a printing roller fan in the prior art.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

the utility model provides a printing roller for lithography apparatus, includes the inside roller body that is hollow structure, the inside center pin that is provided with of roller body, install the condenser pipe on the center pin, the periphery cover of roller body is equipped with the heat-conducting layer, the periphery cover of heat-conducting layer is equipped with glues the surface course, the both sides of roller body all can be dismantled and install the end plate, with the heat-conducting layer with glue the surface course butt and be two between the end plate, all can dismantle on the left end face of roller body and the right-hand member face and install the connecting axle, run through on one of them connecting axle and be provided with the condensate admission pipe, run through on another connecting axle and be provided with the condensate outlet pipe, the condensate admission pipe with the entry end intercommunication of condenser pipe, the condensate outlet pipe with the exit end intercommunication of condenser pipe, still be provided with a plurality of heat conduction through-holes on the periphery lateral wall of roller body.

Preferably, the middle part of connecting axle is formed with the extension board along its radial extension, the extension board with connecting axle integrated into one piece, the extension board with the barrel is fixed through a plurality of first bolted connection, and is a plurality of first bolt is countersunk bolt.

Preferably, one end of the connecting shaft, which is located on the inner side of the extending plate, penetrates through the roller body and is clamped with inner end plates located in the roller body, and the two inner end plates are located at two ends of the central shaft respectively.

Preferably, one end of the connecting shaft, which is far away from the roller body, is a stepped shaft part.

Preferably, the condensation pipes are spirally distributed along the outer circumference of the central shaft.

Preferably, the end plate with the both sides of gluing the surface course are fixed through a plurality of second bolted connection, and are a plurality of the second bolt is countersunk bolt.

The utility model has the beneficial effects that: according to the printing roller for the printing equipment, the heat conduction layer and the rubber surface layer are sequentially sleeved on the periphery of the roller body, the condenser pipe is arranged in the roller body, the heat conduction layer and the rubber surface layer are detachably fixed through the end plate, the roller body is convenient to mount and dismount, a heat source generated by friction of the rubber surface layer is conducted to the internal condenser pipe through the heat conduction layer to cool, on one hand, the heat dissipation efficiency can be effectively improved, on the other hand, the rubber surface layer can be conveniently dismounted and replaced after the rubber surface layer is worn for a period of time, and therefore the maintenance cost can be reduced.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Description of reference numerals:

1. a roller body; 2. a central shaft; 3. a condenser tube; 4. a heat conductive layer; 5. a rubber surface layer; 6. an end plate; 7. a connecting shaft; 8. the condensate enters the pipe; 9. a condensate outflow pipe; 10. a thermally conductive via; 11. an extension plate; 12. a first bolt; 13. an inner end plate; 14. a stepped shaft portion; 15. and a second bolt.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.

Example (b):

referring to fig. 1, a printing roller for a printing device comprises a roller body 1 with a hollow structure inside, a central shaft 2 is arranged inside the roller body 1, a condenser pipe 3 is arranged on the central shaft 2, a heat conduction layer 4 is sleeved on the periphery of the roller body 1, a glue surface layer 5 is sleeved on the periphery of the heat conduction layer 4, end plates 6 are detachably mounted on two sides of the roller body 1, the two end plates 6 are detachably sleeved on two ends of the roller body 1 to enable the heat conduction layer 4 and the glue surface layer 5 to be abutted between the two end plates 6, connecting shafts 7 are detachably mounted on the left end surface and the right end surface of the roller body 1, a condensate inlet pipe 8 penetrates through one connecting shaft 7, a condensate outlet pipe 9 penetrates through the other connecting shaft 7, and the condensate inlet pipe 8 is communicated with the inlet end of the condenser pipe 3, the condensate outflow pipe 9 is communicated with the outlet end of the condensation pipe 3, and the peripheral side wall of the roller body 1 is also provided with a plurality of heat conduction through holes 10.

It can be understood that, through outside actuating mechanism, drive the connecting axle and rotate, and then drive the roller body 1 who is connected with the connecting axle and rotate for the setting rotates at the gluey surface course 5 of roller body 1 periphery, realizes the printing. It is specific, establish the heat-conducting layer and glue the surface course through overlapping in proper order in roller body periphery, set up the condenser pipe simultaneously at roller body internally mounted, the heat-conducting layer can be dismantled fixedly through the end plate with gluing the surface course, easy to assemble and dismantlement, heat source conduction to inside condenser pipe department that will glue the surface course friction and produce through the heat-conducting layer, cool down, can effectively improve the radiating efficiency on the one hand, on the other hand also can use after receiving wearing and tearing in a period gluing the surface course, it can to conveniently dismantle the surface course and change to glue the surface course, thereby can reduce cost of maintenance.

In this embodiment, an extension plate 11 is formed in the middle of the connecting shaft 7 along the radial extension thereof, the extension plate 11 and the connecting shaft 7 are integrally formed, the extension plate 11 and the roller body 1 are fixedly connected through a plurality of first bolts 12, and the plurality of first bolts 12 are countersunk bolts; the end plate 6 with the both sides of gluing surface course 5 are connected fixedly through a plurality of second bolt 15, and are a plurality of second bolt 15 is the countersunk head bolt. The connecting shaft and the roller body are installed and fixed through the extending plate and the first bolts 12, and the connecting shaft or the roller body can be independently replaced and maintained when needing to be replaced, so that the maintenance cost is reduced; and the first bolt 12 and the second bolt 15 are countersunk head bolts, so that the whole appearance is smooth, and the external interference situation is reduced.

In this embodiment, one end of the connecting shaft 7, which is located on the inner side of the extending plate 11, penetrates through the roller body 1 and is clamped with an inner end plate 13 located inside the roller body 1, and the two inner end plates 13 are located at two ends of the central shaft 2 respectively. The connecting shaft is connected with the inner end plate 13 in advance in a clamped mode, the effect of primary positioning can be achieved, the installation is convenient, and meanwhile the strength of the whole structure is improved.

With reference to fig. 1, the end of the connecting shaft 7 away from the roller body 1 is a stepped shaft portion 14, and the stepped shaft portion 14 is connected with an external driving mechanism, so that the displacement and sliding of the printing roller in the axial direction can be reduced, and the working stability of the printing roller can be ensured.

In this embodiment, the condensation pipes 3 are spirally distributed along the periphery of the central shaft 2, so that the distribution area of the condensation pipes on the central shaft can be effectively increased, and further the heat dissipation efficiency is improved.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The printing roller for the printing equipment is characterized by comprising a roller body (1) with a hollow structure inside, wherein a central shaft (2) is arranged inside the roller body (1), a condenser pipe (3) is installed on the central shaft (2), a heat conduction layer (4) is sleeved on the periphery of the roller body (1), a glue surface layer (5) is sleeved on the periphery of the heat conduction layer (4), end plates (6) are detachably installed on two sides of the roller body (1) respectively to enable the heat conduction layer (4) and the glue surface layer (5) to be abutted between the two end plates (6), connecting shafts (7) are detachably installed on the left end face and the right end face of the roller body (1), a condensate inlet pipe (8) penetrates through one connecting shaft (7), a condensate outlet pipe (9) penetrates through the other connecting shaft (7), and the condensate inlet pipe (8) is communicated with the inlet end of the condenser pipe (3), the condensate outflow pipe (9) is communicated with the outlet end of the condensation pipe (3), and a plurality of heat conduction through holes (10) are further formed in the peripheral side wall of the roller body (1).

2. The printing roller for a printing device according to claim 1, wherein an extension plate (11) is formed at the middle of the connecting shaft (7) in a manner of extending along the radial direction of the connecting shaft, the extension plate (11) is integrally formed with the connecting shaft (7), the extension plate (11) is fixedly connected with the roller body (1) through a plurality of first bolts (12), and the plurality of first bolts (12) are all countersunk bolts.

3. The printing roller for a printing device according to claim 2, wherein one end of the connecting shaft (7) located inside the extension plate (11) extends through the roller body (1) and is clamped with an inner end plate (13) located inside the roller body (1), and the two inner end plates (13) are respectively located at two ends of the central shaft (2).

4. The roller for a printing device according to claim 2, characterized in that the end of the connecting shaft (7) remote from the roller body (1) is a stepped shaft portion (14).

5. Printing roller for a printing device according to claim 1, wherein the condensation duct (3) is helically distributed along the circumference of the central shaft (2).

6. The printing roller for a printing device according to claim 1, wherein the end plate (6) is fixedly connected to both sides of the adhesive surface layer (5) by a plurality of second bolts (15), and the plurality of second bolts (15) are countersunk bolts.