CN115027138A - Fabric drying device of printing machine - Google Patents

Abstract

The invention discloses a fabric drying device for a printing machine. The lower side wall of a hot air supply seat is formed with a plurality of upper bending parts with sharp corners facing downwards that are connected in front and back; the front and rear ends of the upper bending parts are respectively located at The upper guide roller group is directly above the adjacent pair of guide rollers and the sharp corner is facing the guide rollers of the lower guide roller group; a number of heating rods evenly distributed front and rear are arranged between the left and right side walls of the hot air supply seat ; The upper end surface of the hot air supply seat is formed with a rectangular groove-shaped air supply hood with an opening facing downward; the front and rear side walls of the air supply hood are respectively installed with drying fans; The upper side wall of the hot air supply seat is formed with a plurality of jet pipes matched with the upper air outlet holes; the left part and the right part of the upper bending part are respectively vertically formed with a number of uniformly distributed lower air outlet holes. Advantages of the invention: the height of the hot air supply seat can be adjusted according to different fabrics, thereby improving drying efficiency and ensuring fabric quality.

Description

A fabric drying device for a printing machine

technical field

The invention relates to the technical field of printing machine drying, in particular to a fabric drying device of a printing machine.

Background technique

In the existing drying equipment of the double-sided different-color printing machine, heating rods are set in the drying machine shell to dry the conveyed fabrics, and the drying effect is limited, and the existing drying equipment In the equipment, it only runs through the fan to blow hot air onto the fabric, but the gap between the hot air outlet and the fabric cannot be adjusted, so that the drying efficiency of fabrics of different thicknesses is different, and the drying effect of the fabric is affected at the same time.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a fabric drying device for a printing machine in view of the technical problem that the gap between the existing hot air outlet end and the fabric cannot be adjusted.

The technical solutions of the present invention to solve the above technical problems are as follows: a fabric drying device for a printing machine, comprising a drying box and a drying unit; a number of supporting feet are formed on the bottom surface of the drying box; the middle of the front and rear side walls of the drying box The inlet and outlet holes are formed with front and rear openings respectively; a number of guide rollers are pivotally connected between the middle of the left and right side walls of the drying box; the guide rollers are divided into upper and lower groups and the guide rollers of the two groups are arranged at intervals; The inlet and outlet holes pass around the adjacent guide rollers in the middle; the drying unit includes an inner hollow hot air supply seat that is raised and lowered directly above the guide rollers; the lower side wall of the hot air supply seat is formed with a number of The upper bending part with the sharp corner facing downward; the front and rear ends of the upper bending part are respectively located directly above a pair of guide rollers adjacent to the guide roller group on the upper side, and the sharp corner is facing the guide rollers of the guide roller group on the lower side. roller; the front and rear of the upper bending part are respectively parallel to the fabric directly below; a number of heating rods evenly distributed in the front and rear are arranged between the left and right side walls of the hot air supply seat; the heating rods are located in the bending part; the hot air supply A rectangular groove-shaped air supply hood with an opening facing downward is formed on the upper end surface of the air seat; drying fans are respectively installed on the front and rear side walls of the air supply hood; several groups of uniform front and rear are formed on the upper side wall of the hot air supply seat. Distributed upper air outlet group; the upper air outlet group includes a number of upper air outlets evenly distributed on the left and right sides; the upper side wall of the hot air supply seat is formed with a number of jet pipes matched with the upper air outlet holes; the jet pipe is facing the heating rod on the lower side; The left part and the right part of the upper bending part are respectively vertically formed with a plurality of uniformly distributed lower air outlet holes.

As a preferred option of the above technical solution, several upper electric cylinders evenly distributed are fixed on the upper end surface of the drying box; the hot air supply seat is fixed on the lower end of the piston rod of the upper electric cylinder.

As a preferred option of the above technical solution, the drying unit also includes a lower suction seat with an inner hollow that is arranged up and down directly below the guide roller; the upper side wall of the lower suction seat is formed with a number of evenly distributed suction holes with upper and lower openings ; An L-shaped suction pipe is fixed on the lower end face of the lower suction seat; the vertical part of the suction pipe is vertically penetrated on the lower side wall of the drying box; the upper end face of the air supply hood is fixed with an L-shaped suction pipe. air pipe; the vertical part of the air intake pipe is vertically penetrated on the upper side wall of the drying box; a pair of fan support plates distributed up and down are formed on the right end surface of the drying box; a circulating fan is fixed between the pair of fan support plates; The air inlet end of the fan is fixed with a lower air pipe, and the air outlet pipe is fixed with an upper air pipe; an upper soft air pipe is installed between the upper end of the upper air pipe and the other end of the air intake pipe; a lower air pipe is installed between the lower end of the air pipe and the other end of the suction pipe. Lower the hose.

As a preferred option of the above technical solution, several lower electric cylinders evenly distributed are fixed on the lower end surface of the drying box; the lower suction seat is fixed on the upper end of the piston rod of the lower electric cylinder.

As a preference of the above technical solution, the upper side wall of the lower suction seat is formed with a number of lower bending parts that are evenly matched with the upper bending part; the suction holes are vertically formed on the left or right part of the lower bending part .

As a preference of the above technical solution, the number of guide rollers on the upper side is greater than the number of guide rollers on the lower side.

The beneficial effect of the invention is that the height of the hot air supply seat can be adjusted according to different fabrics, the drying efficiency is improved, and the quality of the fabric is guaranteed.

Description of drawings

Fig. 1 is the structural representation of the front view of the present invention;

Fig. 2 is the structural representation of the cross section of A-A in Fig. 1 of the present invention;

In the figure, 10, drying box; 100, inlet and outlet holes; 11, support foot; 12, guide roller; 13, fan support plate; 20, drying unit; 21, upper electric cylinder; 22, hot air supply seat; 220, upper air outlet; 221, upper bending part; 2210, lower air outlet; 222, air supply cover; 223, jet pipe; 224, air intake pipe; 23, heating rod; 24, drying fan; 25, power off Cylinder; 26, lower suction seat; 261, lower bending part; 2610, suction hole; 262, suction pipe; 27, circulating fan; 271, upper air pipe; 272, lower air pipe; 28, upper flexible air pipe; 29 , under the soft air pipe; 30, fabric.

Detailed ways

As shown in FIG. 1 and FIG. 2 , a fabric drying device for a printing machine includes a drying box 10 and a drying unit 20; a number of supporting feet 11 are formed on the bottom surface of the drying box 10; The middle part of the side wall is respectively formed with feeding and discharging holes 100 with front and rear openings; a number of guide rollers 12 are pivotally connected between the middle parts of the left and right side walls of the drying box 10; Arrangement; the fabric 30 passes through a pair of inlet and outlet holes 100 in the front and rear directions and bypasses the adjacent guide rollers 12 in the middle; the drying unit 20 includes a hot air supply seat 22 that is raised and lowered directly above the guide rollers 12; The lower side wall of the air supply seat 22 is formed with a number of upper bending parts 221 with sharp corners facing downwards that are connected in front and back; Directly above the roller 12 and the sharp corner is facing the guide roller 12 of the guide roller group on the lower side; the front and rear parts of the upper bending part 221 are respectively parallel to the fabric 30 directly below; the left and right sides of the hot air supply seat 22 A number of heating rods 23 evenly distributed in the front and rear are arranged between the walls; the heating rods 23 are located in the bending part 221; the upper end surface of the hot air supply seat 22 is formed with a rectangular groove-shaped air supply cover 222 with an opening facing downward; The front and rear side walls of the cover 222 are respectively provided with drying fans 24; the upper side walls of the hot air supply seat 22 are formed with several groups of upper air outlets that are evenly distributed in the front and rear; ; The upper side wall of the hot air supply seat 22 is formed with a number of jet pipes 223 that cooperate with the upper air outlet 220; the jet pipes 223 are facing the heating rod 23 on the lower side; There are several uniformly distributed lower air outlet holes 2210 formed thereon.

As shown in FIG. 1 and FIG. 2 , several upper electric cylinders 21 evenly distributed are fixed on the upper end surface of the drying box 10 ;

As shown in FIG. 1 and FIG. 2 , the drying unit 20 also includes a lower suction seat 26 which is vertically arranged and is vertically arranged below the guide roller 12; The upper and lower suction holes 2610 are open; the lower end surface of the lower suction seat 26 is fixed with an L-shaped suction pipe 262; the vertical part of the suction pipe 262 is vertically penetrated on the lower side wall of the drying box 10; An L-shaped air inlet pipe 224 is fixed on the upper end surface of the cover 222; the vertical part of the air inlet pipe 224 is vertically penetrated on the upper side wall of the drying box 10; the right end surface of the drying box 10 is formed with a pair of fans distributed up and down A support plate 13; a circulating fan 27 is fixed between a pair of fan support plates 13; a lower air pipe 272 is fixed to the air inlet end of the circulating fan 27, and an upper air pipe 271 is fixed to the air outlet pipe; An upper soft air pipe 28 is installed between one end; a lower soft air pipe 29 is installed between the lower end of the lower air pipe 272 and the other end of the suction pipe 262 .

As shown in FIG. 1 and FIG. 2 , a number of lower electric cylinders 25 evenly distributed are fixed on the lower end surface of the drying box 10 ;

As shown in FIG. 1 and FIG. 2 , the upper side wall of the lower suction seat 26 is formed with a number of lower bending parts 261 that are evenly matched with the upper bending part 221; the suction holes 2610 are vertically formed on the lower bending part 261 on the left or right.

As shown in FIGS. 1 and 2 , the number of guide rollers 12 on the upper side is larger than the number of guide rollers 12 on the lower side.

The working principle of the fabric drying device of the printing machine:

According to the thickness of the fabric, the upper and lower positions of the hot air supply seat 22 are adjusted, and then a pair of drying fans 24 are activated, so that the air flow is sprayed on the heating rod 23 through the upper air outlet 220 and the air jet pipe 223, and the air flow is heated, so that the hot air passes through the lower air outlet. The air hole 2210 dries the fabric 30 on the lower side; at the same time, since the front part and the rear part of the upper bending part 221 are respectively parallel to the fabric 30 directly below, the drying effect is very good;

Due to the action of the circulating fan 27, the hot air passing through the fabric 30 is inhaled by the lower suction seat 26, thus passing through the suction pipe 262, the lower soft gas pipe 29, the lower gas pipe 272, the circulating fan 27, the upper gas pipe 271, the upper flexible gas pipe 28 and the The air intake pipe 224 enters into the air supply cover 222, which effectively utilizes the waste heat and improves the utilization rate of hot air.

The above content is only the preferred embodiment of the present invention. For those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific embodiment and application scope. limits.

Claims (6)

1. The utility model provides a surface fabric drying device of calico printing machine which characterized in that: comprises a drying box (10) and a drying unit (20); a plurality of supporting legs (11) are formed on the bottom surface of the drying box (10); the middle parts of the front and rear side walls of the drying box (10) are respectively provided with a feeding and discharging hole (100) with a front opening and a rear opening; a plurality of guide rollers (12) are pivoted between the middle parts of the left side wall and the right side wall of the drying box (10); the guide rollers (12) are divided into an upper group and a lower group, and the two groups of guide rollers (12) are arranged at intervals in the front and back; the fabric (30) passes through a pair of feeding and discharging holes (100) in the front-back direction, and the middle part of the fabric bypasses adjacent guide rollers (12); the drying unit (20) comprises a hollow hot air supply seat (22) which is arranged right above the guide roller (12) in a lifting way; a plurality of front and back connected upper bending parts (221) with downward sharp corners are formed on the lower side wall of the hot air supply seat (22); the front end and the rear end of the upper bending part (221) are respectively positioned right above a pair of guide rollers (12) adjacent to the guide roller group at the upper side, and the sharp angle is right opposite to the guide roller (12) of the guide roller group at the lower side; the front part and the rear part of the upper bending part (221) are respectively parallel to the fabric (30) right below; a plurality of heating rods (23) which are uniformly distributed from front to back are arranged between the left side wall and the right side wall of the hot air supply seat (22); the heating rod (23) is positioned in the bending part (221); an air supply cover (222) with a rectangular groove shape and a downward opening is formed on the upper end surface of the hot air supply seat (22); the front and rear side walls of the air supply cover (222) are respectively provided with a drying fan (24); a plurality of upper air outlet groups which are uniformly distributed in the front and the back are formed on the upper side wall of the hot air supply seat (22); the upper air outlet group comprises a plurality of upper air outlet holes (220) which are uniformly distributed on the left and the right; a plurality of gas injection pipes (223) matched with the upper gas outlet holes (220) are formed on the upper side wall of the hot gas supply seat (22); the gas injection pipe (223) is opposite to the heating rod (23) on the lower side; the left part and the right part of the upper bending part (221) are respectively vertically formed with a plurality of lower air outlet holes (2210) which are evenly distributed.

2. The fabric drying device of the printing machine as claimed in claim 1, wherein: a plurality of uniformly distributed upper electric cylinders (21) are fixed on the upper end surface of the drying box (10); the hot air supply seat (22) is fixed at the lower end of the piston rod of the charging cylinder (21).

3. The fabric drying device of the printing machine as claimed in claim 1, wherein: the drying unit (20) also comprises a hollow lower air suction seat (26) which is arranged right below the guide roller (12) in a lifting way; a plurality of uniformly distributed air suction holes (2610) with upper and lower openings are formed on the upper side wall of the lower air suction seat (26); an L-shaped air suction pipe (262) is fixed on the lower end surface of the lower air suction seat (26); the vertical part of the air suction pipe (262) vertically penetrates through the lower side wall of the drying box (10); an L-shaped air inlet pipe (224) is fixed on the upper end surface of the air supply cover (222); the vertical part of the air inlet pipe (224) vertically penetrates through the upper side wall of the drying box (10); a pair of vertically distributed fan supporting plates (13) are formed on the right end surface of the drying box (10); a circulating fan (27) is fixed between the pair of fan supporting plates (13); a lower air pipe (272) is fixed at the air inlet end of the circulating fan (27), and an upper air pipe (271) is fixed at the air outlet pipe; an upper soft air pipe (28) is arranged between the upper end of the upper air pipe (271) and the other end of the air inlet pipe (224); a lower soft air pipe (29) is arranged between the lower end of the lower air pipe (272) and the other end of the air suction pipe (262).

4. The fabric drying device of the printing machine as claimed in claim 3, wherein: a plurality of lower electric cylinders (25) which are uniformly distributed are fixed on the lower end surface of the drying box (10); the lower air suction seat (26) is fixed at the upper end of the piston rod of the lower electric cylinder (25).

5. The fabric drying device of the printing machine as claimed in claim 3, wherein: a plurality of lower bending parts (261) which are uniformly arranged in the front and back and are matched with the upper bending parts (221) are formed on the upper side wall of the lower air suction seat (26); the air suction holes (2610) are vertically formed in the left portion or the right portion of the lower bending portion (261).

6. The fabric drying device of the printing machine as claimed in claim 1, wherein: the number of the upper guide rollers (12) is greater than the number of the lower guide rollers (12).

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