CN212171662U

CN212171662U - Printing drying device

Info

Publication number: CN212171662U
Application number: CN202020769388.2U
Authority: CN
Inventors: 刘庆怀
Original assignee: Qingdao Junfeida Printing Co ltd
Current assignee: Qingdao Junfeida Printing Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2020-12-18
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses a printing drying device, including the stoving case, the both sides face of stoving case symmetry is seted up respectively with the paper feed mouth and the exit slot of inner chamber intercommunication, the internally mounted of stoving case has the conveyer belt with paper feed mouth bottom face parallel and level, all be equipped with a chamber in the stoving incasement wall directly over paper feed mouth and the exit slot, and install first electric putter in the chamber of top of paper feed mouth, install second electric putter in the chamber of top of exit slot, wherein the baffle that is used for sealed paper feed mouth and exit slot is all installed to first electric putter and second electric putter's bottom, install the blast air heating mechanism on the stoving roof wall of conveyer belt top, install convulsions heating mechanism on the stoving roof wall area of conveyer belt below, the controller is installed to the inner chamber roof angle department of stoving case. This printing drying device realizes the two-way heating to the paper, has accelerated the stoving effect of paper on the conveyer belt, has improved the efficiency of drying.

Description

Printing drying device

Technical Field

The utility model belongs to the technical field of lithography apparatus, concretely relates to printing drying device.

Background

The printing machine is a machine for printing characters and images, and the modern printing machine generally comprises mechanisms such as plate loading, inking, stamping, paper conveying and the like, and the working principle of the modern printing machine is as follows: the characters and images to be printed are made into a printing plate and installed on a printing machine, then ink is coated on the position of the printing plate with the characters and images by manpower or the printing machine and is directly or indirectly transferred to paper or other printing stocks, so that the same printed matters are copied from the printing plate, and the characters and the images are required to be dried in order to be tightly attached to the paper, so that a drying device is required.

However, the existing printing and drying device dries paper, mostly dries the paper from the top of the paper, namely, the paper is dried from one direction, the drying efficiency is low, and in order to ensure the continuous drying of the printed paper, two ends of a general drying box need to be always kept in a communicated state, so that the temperature in the drying box is not easy to store, and the incomplete drying is easily caused when the paper is started every time, thereby affecting the quality control of the paper printing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a printing drying device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a printing and drying device comprises a drying box, wherein a paper inlet and a paper outlet which are communicated with an inner cavity are respectively formed in two symmetrical side surfaces of the drying box, a conveying belt which is parallel to the bottom end surface of the paper inlet is installed in the drying box, top cavities are respectively formed in the inner wall of the drying box right above the paper inlet and the paper outlet, a first electric push rod is installed in the top cavity of the paper inlet, a second electric push rod is installed in the top cavity of the paper outlet, and baffles for sealing the paper inlet and the paper outlet are installed at the bottom ends of the first electric push rod and the second electric push rod;

the drying box is characterized in that a blast heating mechanism is installed on the drying box top wall above the conveyor belt, an air draft heating mechanism is installed on the drying box bottom wall below the conveyor belt, and a controller is installed at one angle of the inner cavity top wall of the drying box.

Preferably, install first sensor on the stoving incasement wall of paper feed inlet one side top, install the second sensor on the stoving incasement wall of exit slot one side top, just the controller respectively with first sensor, second sensor, first electric push rod and second electric push rod electric connection.

Preferably, the blowing and heating mechanism comprises a blower fixedly mounted on the top wall of the inner cavity of the drying box, a connecting plate arranged between the conveyor belt and the blower and a heating top frame, and the connecting plate is fixedly connected with the side wall of the drying box through supporting rods arranged on two side faces.

Preferably, the connecting plate is a hollow plate-shaped structure, the top end of the connecting plate is communicated with an air outlet of the air blower through an air outlet pipe, the bottom end of the connecting plate is provided with a plurality of groups of air blowing nozzles in a rectangular array, and the heating top frame is fixed below the connecting plate through a connecting rod.

Preferably, convulsions heating mechanism includes the air exhauster of fixed mounting on the stoving incasement chamber diapire and sets up the heating underframe in the conveyer belt, the heating underframe is also through the inner wall welded fastening of branch and stoving case, and the heating underframe is the cavity setting, is linked together through the suction opening of two sets of exhaust columns and air exhauster respectively in the middle of two sets of lateral surfaces of frame type structure, and open on the top has the exhaust vent that is the rectangle array setting.

Preferably, a plurality of groups of heating pipes which are uniformly arranged at intervals are arranged on the inner sides of the frame structures of the heating bottom frame and the heating top frame.

The utility model discloses a technological effect and advantage: according to the printing and drying device, the blowing heating mechanism is arranged above the conveyor belt, the air draft heating mechanism is arranged below the conveyor belt, the conveyor belt is used for conveying printed paper, the blowing heating mechanism is used for blowing air above the paper for heating, the air draft heating mechanism is used for fixing the paper, the paper is prevented from being blown away when the blowing air is used for heating, the lower part of the paper is heated, the two-way heating of the paper is realized, the drying effect of the paper on the conveyor belt is accelerated, and the drying efficiency is improved; in addition, a baffle connected with a first electric push rod is arranged at the paper inlet, a baffle connected with a second electric push rod is arranged at the paper outlet, when the first electric push rod and the second electric push rod extend, the baffle can seal the paper inlet and the paper outlet, and work of a first sensor and a second sensor on a drying box inner controller and a drying box is matched, so that the paper inlet and the paper outlet are intelligently closed, the problem that the temperature in the drying box is slowly increased when the drying is continuously carried out is effectively avoided, and the quality during continuous drying is ensured.

Drawings

Fig. 1 is a front sectional view of the present invention;

fig. 2 is a top view of the heating bottom frame of the present invention;

fig. 3 is a schematic circuit diagram of the present invention.

In the figure: the paper feeding device comprises a drying box 1, a paper inlet 2, a paper outlet 3, a top cavity 4, a first electric push rod 5, a second electric push rod 6, a baffle 7, a first sensor 8, a second sensor 9, a controller 10, a conveyor belt 11, a heating bottom frame 12, an exhaust fan 13, an exhaust pipe 14, an air blower 15, an air outlet pipe 16, a connecting plate 17, an air blowing nozzle 18, a heating top frame 19, an air outlet hole 20, a heating pipe 21 and a support rod 22.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a printing drying device as shown in figures 1-3, including drying box 1, the paper feed mouth 2 and exit slot 3 that communicate with the inner chamber are seted up respectively to the both sides face of drying box 1 symmetry, and drying box 1's internally mounted has the conveyer belt 11 with the parallel and level of paper feed mouth 2 bottom end face, and conveyer belt 11 is controlled by the motor outside drying box 1 here, and the motor is shown in the figure at this moment, adopts the mounting means of conveyer belt 11 among the prior art can, all be equipped with top chamber 4 in drying box 1 inner wall directly over paper feed mouth 2 and exit slot 3, and install first electric push rod 5 in the top chamber 4 of paper feed mouth 2, install second electric push rod 6 in the top chamber 4 of exit slot 3, wherein baffle 7 that is used for sealed paper feed mouth 2 and exit slot 3 is all installed to the bottom of first electric push rod 5 and second electric push rod 6;

install blast air heating mechanism on the 1 roof of stoving case of conveyer belt 11 top, install convulsions heating mechanism on the 1 diapire area of stoving case of conveyer belt 11 below, controller 10 is installed to an inner chamber roof angle department of stoving case 1, and controller 10 is the STM32 singlechip.

Specifically, install first sensor 8 on the 1 outer wall of stoving case of paper feed inlet 2 one side top, install second sensor 9 on the 1 inner wall of stoving case of exit slot 3 one side top, just controller 10 respectively with first sensor 8, second sensor 9, first electric putter 5 and 6 electric connection of second electric putter, here first sensor 8 is correlation type photoelectric sensor with second sensor 9, can refer to the OPTEK photoelectric switch, when sheltering from by the paper to controller 10 send signal, the circuit connection who involves all adopts prior art.

Specifically, the air-blowing heating mechanism comprises an air blower 15 fixedly mounted on the top wall of the inner cavity of the drying box 1, a connecting plate 17 arranged between the conveyor belt 11 and the air blower 15 and a heating top frame 19, the connecting plate 17 is fixedly connected with the side wall of the drying box 1 through supporting rods 22 arranged on two side faces, and the connecting plate 17 is horizontally arranged.

Specifically, the connecting plate 17 is a hollow plate-shaped structure, the top end of the connecting plate 17 is communicated with an air outlet of the air blower 15 through an air outlet pipe 16, a plurality of groups of blast nozzles 18 are installed at the bottom end of the connecting plate 17 in a rectangular array, so that a group of air blowers 15 are communicated with the plurality of groups of blast nozzles 18, and the heating top frame 19 is fixed below the connecting plate 17 through a connecting rod.

Specifically, convulsions heating mechanism includes air exhauster 13 and the heating underframe 12 of setting in conveyer belt 11 of fixed mounting on the 1 inner chamber diapire of stoving case, heating underframe 12 also is through branch 22 and stoving case 1's inner wall welded fastening, and heats underframe 12 and be the cavity setting, is linked together through the suction opening of two sets of exhaust column 14 with air exhauster 13 respectively in the middle of two sets of lateral surfaces of frame type structure, and open on the top has exhaust vent 20 that is the setting of rectangle array, realizes air exhauster 13 and the intercommunication of multiunit exhaust vent 20.

Specifically, a plurality of groups of heating pipes 21 which are uniformly arranged at intervals are arranged on the inner sides of the frame structures of the heating bottom frame 12 and the heating top frame 19, and the heating pipes 21 can be replaced by heating wires.

The working principle of the printing drying device is that when drying is carried out, a first electric push rod 5 and a second electric push rod 6 are both in an extending state under an initial state, a paper inlet 2 and a paper outlet 3 are blocked, a controller 10 is started, when a printing machine starts to work, a heating pipe 21 and a conveyor belt 11 in a drying box 1 are started along with the heating pipe, when paper in the printing machine body flows out and reaches the paper inlet 2, the paper is detected by a first sensor 8, the controller 10 starts to control the first electric push rod 5 to contract, the paper inlet 2 is opened, the paper enters the conveyor belt 11 from the paper inlet 2, when all the paper enters the conveyor belt 11, the first sensor 8 detects that the paper leaves, the controller 10 controls the first electric push rod 5 to extend, the paper inlet 2 is blocked again until the next group of paper arrives, and when the paper is transported to the paper outlet 3 on the conveyor belt 11, the drying box 1 is in a heating state, the paper is directly heated, 15 blast air of air-blower blow downwards simultaneously, the air flow on paper surface accelerates, and then the stoving effect accelerates, simultaneously air exhauster 13 work, go on convulsions, form the negative pressure below the paper, fix the paper on conveyer belt 11, blow away when avoiding being blown air, when the paper transports second sensor 9 position, controller 10 begins to control the shrink of second electric putter 6, open exit slot 3, the paper spreads stoving case 1 from exit slot 3, when the paper is whole to spread, second sensor 9 is not when detecting the paper promptly, controller 10 restarts second electric putter 6 and extends, plug up exit slot 3, arrive until next group's paper.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a printing drying device, includes stoving case (1), its characterized in that: two symmetrical side surfaces of the drying box (1) are respectively provided with a paper inlet (2) and a paper outlet (3) which are communicated with an inner cavity, a conveying belt (11) which is parallel to the bottom end surface of the paper inlet (2) is installed inside the drying box (1), top cavities (4) are respectively arranged in the inner walls of the drying box (1) above the paper inlet (2) and the paper outlet (3), a first electric push rod (5) is installed in each top cavity (4) of the paper inlet (2), a second electric push rod (6) is installed in each top cavity (4) of the paper outlet (3), and baffle plates (7) used for sealing the paper inlet (2) and the paper outlet (3) are installed at the bottom ends of the first electric push rod (5) and the second electric push rod (6);

install blast air heating mechanism on stoving case (1) roof of conveyer belt (11) top, install convulsions heating mechanism on stoving case (1) diapire area of conveyer belt (11) below, controller (10) are installed to the inner chamber roof one angle department of stoving case (1).

2. A print drying apparatus as defined in claim 1, wherein: install first sensor (8) on stoving case (1) outer wall of paper feed mouth (2) one side top, install second sensor (9) on stoving case (1) inner wall of exit slot (3) one side top, just controller (10) respectively with first sensor (8), second sensor (9), first electric push rod (5) and second electric push rod (6) electric connection.

3. A print drying apparatus as defined in claim 1, wherein: the blowing and heating mechanism comprises a blower (15) fixedly mounted on the top wall of an inner cavity of the drying box (1), a connecting plate (17) arranged between the conveyor belt (11) and the blower (15) and a heating top frame (19), and the connecting plate (17) is fixedly connected with the side wall of the drying box (1) through supporting rods (22) arranged on two side faces.

4. A print drying apparatus as defined in claim 3, wherein: the connecting plate (17) is a hollow plate-shaped structure, the top end of the connecting plate (17) is communicated with an air outlet of the air blower (15) through an air outlet pipe (16), the bottom end of the connecting plate (17) is provided with a plurality of groups of air blowing nozzles (18) in a rectangular array, and the heating top frame (19) is fixed below the connecting plate (17) through a connecting rod.

5. A print drying apparatus as defined in claim 1, wherein: air exhaust heating mechanism includes air exhauster (13) of fixed mounting on stoving case (1) inner chamber diapire and sets up heating underframe (12) in conveyer belt (11), heating underframe (12) also through the inner wall welded fastening of branch (22) and stoving case (1), and heating underframe (12) are the cavity setting, are linked together through the suction opening of two sets of exhaust column (14) and air exhauster (13) respectively in the middle of two sets of lateral surfaces of frame type structure, and open on the top has exhaust vent (20) that are the rectangle array setting.

6. A print drying apparatus as defined in claim 5, wherein: and a plurality of groups of heating pipes (21) which are uniformly arranged at intervals are arranged on the inner sides of the frame structures of the heating bottom frame (12) and the heating top frame (19).