CN210309538U

CN210309538U - Offset press cooling system

Info

Publication number: CN210309538U
Application number: CN201920984223.4U
Authority: CN
Inventors: 隋思春
Original assignee: Qingdao Bocheng Packaging Color Printing Co Ltd
Current assignee: Qingdao Bocheng Packaging Color Printing Co Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-14
Anticipated expiration: 2029-06-27

Abstract

The utility model relates to an offset press technical field, and disclose offset press cooling system, including offset press body and control box, the mechanism is retrieved to the outer wall fixedly connected with cooling water of offset press body, the backup pad of two symmetric distributions of the lateral wall fixedly connected with of offset press body, two circular through-holes of two sets of symmetric distributions are seted up jointly to one side that the backup pad is relative, and the pore wall of circular through-hole rotates through antifriction bearing and is connected with fixed pipe, the outer wall of a plurality of fixed pipes all fixed cup joints has first gear, two adjacent first gear outer wall intermeshing, the upper surface of one of them backup pad passes through fixed block fixedly connected with driving motor. The utility model discloses can effectively improve the radiating efficiency of offset press control box, avoid the control box to be damaged by high temperature, improve the life of control box to and avoid causing the unnecessary loss, can in time cool down the paper tape, also make things convenient for folding paper and tailor of paper tape, ensure the printed matter quality simultaneously.

Description

Offset press cooling system

Technical Field

The utility model relates to an offset press technical field especially relates to offset press cooling system.

Background

An offset printing press is a kind of offset printing press, in which printing images are first printed on a blanket cylinder from a printing plate and then transferred to paper by the blanket cylinder. Offset presses can be divided into sheet-fed offset presses and web-fed offset presses according to different paper feeding modes; the printing color number completed by one-time paper feeding can be divided into single-color, double-color, four-color and multi-color printing machines; according to the maximum breadth of the paper to be printed, the printing machine can be divided into a small offset printing machine, a six-opening printing machine, a four-opening printing machine, a split printing machine and a full-paper printing machine. The sheet-fed offset press is a lithographic printing press, is used for printing high-grade commercial printed matters and packaging printed matters, and is the mainstream of modern paper printing.

The control box of the existing offset press mostly adopts heat dissipation holes to dissipate heat, the heat dissipation efficiency is low, the control box is easily damaged due to high temperature, the service life of the control box of the offset press is influenced, in addition, the temperature of a paper tape of the offset press rises after the paper tape is heated by the drying box, and if the temperature of the paper tape does not fall, the control box is not beneficial to folding and cutting single paper, and even the quality of printed matters is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art offset press's control box and adopting the louvre heat dissipation mostly, the radiating efficiency is lower, lead to the control box easily to damage because of high temperature, influence the life of offset press control box, and offset press's paper tape through wherein stoving case heating back, the temperature risees, if not drop the temperature that the paper tape risees, not only to folding paper and cutting out the sheet-fed unfavorable, influence the problem of printed matter quality even, and the offset press cooling system who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the cooling system of the offset press comprises an offset press body and a control box, wherein a cooling water recovery mechanism is fixedly connected to the outer wall of the offset press body, two symmetrically distributed supporting plates are fixedly connected to the side wall of the offset press body, two symmetrically distributed circular through holes are jointly formed in the opposite sides of the two supporting plates, the hole walls of the circular through holes are rotatably connected with fixed pipes through rolling bearings, first gears are fixedly sleeved on the outer walls of the fixed pipes, the outer walls of the two adjacent first gears are mutually meshed, the upper surface of one of the supporting plates is fixedly connected with a driving motor through a fixed block, the output end of the driving motor is fixedly connected with a second gear, the outer wall of the second gear is meshed with the outer wall of one of the first gears, the opposite ends of the two fixed pipes are jointly fixedly communicated with a cooling roller, and the inner wall of the cooling roller is provided with a through hole, and the hole wall of the through hole is movably connected with steel pipes, and two adjacent ends of the two steel pipes penetrate through the fixed pipe and are fixedly communicated with the U-shaped pipe together.

Preferably, the cooling water recovery mechanism comprises a water tank and a heat dissipation tank which are fixedly connected with the outer wall of the offset press body, round holes are formed in the upper surface and the lower surface of the heat dissipation tank, a cooling pipe is fixedly connected to the inner wall of each round hole, a plurality of connecting holes are formed in the pipe wall of the cooling pipe, a heat exchange pipe is fixedly connected to the inner wall of each connecting hole, a partition plate is fixedly connected to the outer wall of each heat exchange pipe, the side wall of each partition plate is fixedly connected with the inner wall of the heat dissipation tank, the top end of each cooling pipe is fixedly communicated with the upper surface of the water tank through a first connecting pipe, the bottom end of each cooling pipe is fixedly communicated with the outer wall of one U-shaped pipe through a second connecting pipe, a connecting tank is fixedly connected to the upper surface of the water tank, a heat conduction pipe is fixedly connected to the inner wall of the, the bottom end of the heat pipe penetrates through the lower surface of the connecting box and the upper surface of the water tank and is fixedly communicated with a water pump, and the bottom end of the water pump is movably connected with the bottom end of the water tank.

Preferably, the upper surface of the heat dissipation box is fixedly communicated with a fan, the output end of the fan is fixedly communicated with a three-way pipe, two ends of the three-way pipe are respectively fixedly communicated with a first conduit and a second conduit, one end, away from the three-way pipe, of the first conduit is fixedly communicated with the side wall of the connecting box, the top end side wall of the connecting box is fixedly communicated with a third conduit, the top end of the third conduit is fixedly communicated with the side wall of the control box, the bottom end of the second conduit is fixedly communicated with the upper surface of the heat dissipation box, and the outer wall of the heat dissipation box is provided with a ventilation hole.

Preferably, the lower surface of the control box is provided with heat dissipation holes, and the hole walls of the heat dissipation holes are fixedly connected with a screen plate.

Preferably, the lower surface of the offset printing machine body is fixedly connected with a plurality of supporting blocks.

Preferably, the cooling roller is made of stainless steel.

Compared with the prior art, the utility model provides an offset press cooling system possesses following beneficial effect:

the cooling system of the offset press is provided with a water pump, a fan, a heat exchange tube and a cooling roller, when the offset press body works, the water pump and the fan are started firstly, then water in a water tank is conveyed into a heat conduction tube through the water pump, then the heat conduction tube absorbs the temperature in a connection box, meanwhile, the fan conveys gas into the connection box through a first guide tube, then heat in the gas is absorbed by water in the heat conduction tube and is conveyed into a control box through a third guide tube after being partially absorbed by the water in the heat conduction tube, then the air flow in the control box is accelerated, the heat in the control box is accelerated to be discharged, the heat dissipation speed of the control box is improved, meanwhile, the water in the heat conduction tube enters a U-shaped tube through the third connection tube, the cooling roller is cooled through the U-shaped tube and a steel tube, finally, the two cooling rollers cool a paper tape passing through the middle of the two cooling rollers, the later period of the paper tape is convenient, to exporting the heat through the heat exchange tube in the aquatic, reduce the temperature of water, make water get back to in the water tank at last, can recycle, water economy resource, the fan accelerates heat exchange tube heat through the second pipe and discharges in addition, the radiating efficiency of offset press control box can effectively be improved to this structure, avoid the control box to be damaged by high temperature, the life of control box has been improved, and avoid causing the unnecessary loss, can in time cool down the paper tape, also make things convenient for folding paper and tailor of paper tape, the printed matter quality has been ensured simultaneously.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can effectively improve the radiating efficiency of offset press control box, avoid the control box to be damaged by high temperature, improve the life of control box to and avoid causing the unnecessary loss, can in time cool down the paper tape, also make things convenient for folding paper of paper tape and tailor, ensured the printed matter quality simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of a cooling system of an offset printing press according to the present invention;

fig. 2 is a schematic structural diagram of a portion a of the cooling system of the offset printing press according to the present invention.

In the figure: 1 offset press body, 2 control box, 3 cooling water recovery mechanism, 31 water tank, 32 heat dissipation box, 33 cooling pipe, 34 heat exchange pipe, 35 baffle, 36 connecting box, 37 heat conduction pipe, 38 water pump, 4 support plates, 5 fixed pipe, 6 first gear, 7 driving motor, 8 second gear, 9 cooling roller, 10 steel pipe, 11U-shaped pipe, 12 fan, 13 three-way pipe, 14 first pipe, 15 second pipe, 16 third pipe, 17 supporting block, 18 otter board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, the cooling system of the offset press comprises an offset press body 1 and a control box 2, wherein the outer wall of the offset press body 1 is fixedly connected with a cooling water recovery mechanism 3, the side wall of the offset press body 1 is fixedly connected with two support plates 4 which are symmetrically distributed, two groups of circular through holes which are symmetrically distributed are jointly formed in one side of each of the two support plates 4, the hole walls of the circular through holes are rotatably connected with fixed tubes 5 through rolling bearings, the outer walls of the fixed tubes 5 are fixedly sleeved with first gears 6, the outer walls of two adjacent first gears 6 are mutually meshed, the upper surface of one support plate 4 is fixedly connected with a driving motor 7 through a fixed block, the output end of the driving motor 7 is fixedly connected with a second gear 8, the outer wall of the second gear 8 is meshed with the outer wall of one of the first gears 6, and the opposite ends of the two fixed tubes 5 are, the inner wall of the cooling roller 9 is provided with a through hole, the hole wall of the through hole is movably connected with a steel pipe 10, and two adjacent ends of the two steel pipes 10 penetrate through the fixed pipe 5 and are fixedly communicated with a U-shaped pipe 11.

The cooling water recovery mechanism 3 comprises a water tank 31 and a heat dissipation tank 32 which are fixedly connected with the outer wall of the offset printing machine body 1, round holes are formed in the upper surface and the lower surface of the heat dissipation tank 32, a cooling pipe 33 is fixedly connected to the inner wall of each round hole, a plurality of connecting holes are formed in the pipe wall of the cooling pipe 33, a heat exchange pipe 34 is fixedly connected to the inner wall of each connecting hole, a partition 35 is fixedly connected to the outer wall of each heat exchange pipe 34, the side wall of each partition 35 is fixedly connected with the inner wall of the heat dissipation tank 32, the top end of the cooling pipe 33 is fixedly communicated with the upper surface of the water tank 31 through a first connecting pipe, the bottom end of the cooling pipe 33 is fixedly communicated with the outer wall of one U-shaped pipe 11 through a second connecting pipe, a connecting tank 36 is fixedly connected to the upper surface of the water tank 31, a heat conduction pipe 37 is fixedly connected, carry the bottom of heat pipe 37 to pass the lower surface of connecting box 36 and the upper surface of water tank 31 and fixed intercommunication has water pump 38, and water pump 38's bottom and water tank 31's bottom swing joint, this mechanism can in time cool down the paper tape, also makes things convenient for folding paper and tailorring of paper tape, has ensured the printed matter quality simultaneously.

The upper surface of the heat dissipation box 32 is fixedly communicated with the fan 12, the output end of the fan 12 is fixedly communicated with the three-way pipe 13, two ends of the three-way pipe 13 are respectively fixedly communicated with the first conduit 14 and the second conduit 15, one end, away from the three-way pipe 13, of the first conduit 14 is fixedly communicated with the side wall of the connecting box 36, the top side wall of the connecting box 36 is fixedly communicated with the third conduit 16, the top end of the third conduit 16 is fixedly communicated with the side wall of the control box 2, the bottom end of the second conduit 15 is fixedly communicated with the upper surface of the heat dissipation box 32, the outer wall of the heat dissipation box 32 is provided with the ventilation hole, the structure can effectively improve the heat dissipation efficiency of the offset press control box 2, the control box 2 is prevented from being damaged by high temperature, the service life of the control.

The lower surface of control box 2 has seted up the louvre, and the pore wall fixedly connected with otter board 18 of louvre, and otter board 18 can prevent that the dust from inside the heat dissipation entering control box 2.

The lower surface of the offset press body 1 is fixedly connected with a plurality of supporting blocks 17, and the supporting blocks 17 can prevent the offset press body 1 from being rusted due to grounding moisture, so that the service life of the offset press is guaranteed.

The material of the cooling roller 9 is stainless steel, and the water pump 38, the driving motor 7 and the fan 12 are all electrically connected to an external power source through a control switch, which is well known in the art and will not be described herein.

In the utility model, when the offset printing machine body 1 works, at first, the water pump 38 and the fan 12 are started, then the water in the water tank 31 is conveyed to the heat pipe 37 through the water pump 38, then the heat pipe 37 absorbs the temperature in the connecting box 36, simultaneously the fan 12 conveys gas into the connecting box 36 through the first conduit 14, then the heat in the gas is absorbed by the water in the heat pipe 37 to a part, then the gas is conveyed into the control box 2 through the third conduit 16, then the air flow in the control box 2 is accelerated, the heat in the control box is accelerated to be discharged, the heat dissipation speed of the control box 2 is improved, meanwhile, the water in the heat pipe 37 enters the U-shaped pipe 11 through the third connecting pipe, the cooling roller 9 is cooled through the U-shaped pipe 11 and the steel pipe 10, finally the two cooling rollers 9 cool the paper tape passing through the middle of the paper tape, the paper tape is convenient for folding and cutting in, meanwhile, cooling water enters the cooling pipe 33 through another U-shaped pipe 11 and a second connecting pipe, heat in water is guided out through the heat exchange pipe 34, the temperature of the water is reduced, water returns to the water tank 31 at last, the water can be recycled, water resources are saved, in addition, the fan 12 accelerates heat discharge of the heat exchange pipe 34 through the second pipe 15, the structure can effectively improve the heat dissipation efficiency of the offset press control box 2, the control box 2 is prevented from being damaged by high temperature, the service life of the control box 2 is prolonged, unnecessary loss is avoided, the paper tape can be cooled in time, paper tape folding and cutting are facilitated, and the quality of printed matters is guaranteed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The cooling system of the offset press comprises an offset press body (1) and a control box (2), and is characterized in that a cooling water recovery mechanism (3) is fixedly connected to the outer wall of the offset press body (1), two symmetrically distributed support plates (4) are fixedly connected to the side wall of the offset press body (1), two groups of symmetrically distributed circular through holes are jointly formed in one side, opposite to the two support plates (4), of each support plate, a fixed pipe (5) is rotatably connected to the hole wall of each circular through hole through a rolling bearing, a first gear (6) is fixedly sleeved on the outer wall of each fixed pipe (5), the outer walls of two adjacent first gears (6) are mutually meshed, a driving motor (7) is fixedly connected to the upper surface of one support plate (4) through a fixed block, and a second gear (8) is fixedly connected to the output end of the driving motor (7), the outer wall of second gear (8) and the outer wall meshing of one of them first gear (6), two the one end that fixed pipe (5) is relative all fixes the intercommunication jointly and has chill roll (9), the through-hole has been seted up to the inner wall of chill roll (9), and the pore wall swing joint of through-hole has steel pipe (10), two the adjacent both ends of steel pipe (10) all pass fixed pipe (5) and fixed intercommunication jointly has U-shaped pipe (11).

2. The cooling system of the offset press as recited in claim 1, wherein the cooling water recovery mechanism (3) comprises a water tank (31) and a heat dissipation tank (32) fixedly connected with the outer wall of the offset press body (1), the upper surface and the lower surface of the heat dissipation tank (32) are both provided with round holes, the inner walls of the round holes are fixedly connected with cooling pipes (33), the pipe walls of the cooling pipes (33) are provided with a plurality of connecting holes, the inner walls of the connecting holes are fixedly connected with heat exchange pipes (34), the outer walls of the plurality of heat exchange pipes (34) are jointly and fixedly connected with a partition plate (35), the side walls of the partition plate (35) are fixedly connected with the inner wall of the heat dissipation tank (32), the top ends of the cooling pipes (33) are fixedly communicated with the upper surface of the water tank (31) through first connecting pipes, and the bottom ends of the cooling pipes (33) are fixedly communicated with the outer wall of one of the, the last fixed surface of water tank (31) is connected with connecting box (36), the inner wall fixedly connected with heat pipe (37) of connecting box (36), the top of carrying heat pipe (37) outwards extends and through the fixed intercommunication of third connecting pipe and another U-shaped pipe (11) outer wall, and the bottom of carrying heat pipe (37) is passed the lower surface of connecting box (36) and the upper surface of water tank (31) and is fixed the intercommunication and have water pump (38), the bottom of water pump (38) and the bottom swing joint of water tank (31).

3. The offset printing press cooling system according to claim 2, wherein a fan (12) is fixedly communicated with the upper surface of the heat dissipation box (32), a three-way pipe (13) is fixedly communicated with an output end of the fan (12), a first guide pipe (14) and a second guide pipe (15) are respectively and fixedly communicated with two ends of the three-way pipe (13), one end, far away from the three-way pipe (13), of the first guide pipe (14) is fixedly communicated with the side wall of the connecting box (36), a third guide pipe (16) is fixedly communicated with the side wall of the top end of the connecting box (36), the top end of the third guide pipe (16) is fixedly communicated with the side wall of the control box (2), the bottom end of the second guide pipe (15) is fixedly communicated with the upper surface of the heat dissipation box (32), and a vent hole is formed in the outer wall of the heat dissipation box (32).

4. The offset printing machine cooling system according to claim 1, wherein the lower surface of the control box (2) is provided with heat dissipation holes, and the hole walls of the heat dissipation holes are fixedly connected with a screen (18).

5. The offset printing machine cooling system according to claim 1, wherein a plurality of support blocks (17) are fixedly connected to the lower surface of the offset printing machine body (1).

6. The offset printing machine cooling system according to claim 1, wherein the material of the cooling roller (9) is stainless steel.