CN211641321U

CN211641321U - Drying device of circular screen printer

Info

Publication number: CN211641321U
Application number: CN201922358763.4U
Authority: CN
Inventors: 卢磊鑫; 邹妙琴; 黄巨水; 屈海敏
Original assignee: Zhejiang Jindian Printing And Dyeing Co ltd
Current assignee: Zhejiang Jindian Printing And Dyeing Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-10-09
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to a drying device of circular screen printer relates to circular screen printer's technical field, the power distribution box comprises a box body, the box bottom is provided with the intake stack, and hot-blast passing through in the intake stack entering box, be provided with the air exit on the box lateral wall, the cloth inlet has been seted up on the box and the cloth outlet has been gone out, be provided with the backup pad that has first cavity in the box, intake stack and first cavity intercommunication, the first through-hole of the first cavity of a plurality of intercommunications is seted up to the backup pad upper surface, the box all is provided with on the both sides wall along cloth direction of transmission and distributes and just is used for compressing tightly the pinch roller in the backup pad with cloth broadside. The utility model discloses a pinch roller compresses tightly the cloth in the backup pad, prevents to take place to shrink on its width direction of cloth, prevents that the cloth from drying the back unevenness at moisture, avoids the cloth quality decline because of the cloth unevenness leads to.

Description

Drying device of circular screen printer

Technical Field

The utility model belongs to the technical field of the technique of circular screen printer and specifically relates to a drying device of circular screen printer is related to.

Background

The rotary screen printing is a printing method which is to seal meshes outside the patterns of the rotary screen printing on a seamless cylindrical nickel screen by a photosensitive washing process, and color paste is stained and printed on the fabric through the meshes. The rotary screen printing machine has the advantage of high production efficiency of roller printing, has the characteristics of capability of printing large patterns and rich color and luster in flat screen printing, and is recognized as a printing machine with great development potential in printing technology. The rotary screen printing machine has two printing types of a stainless steel blade scraper and a magnetic rod scraper, while the magnetic rod type rotary screen printing is characterized in that a magnetic rod in a rotary screen is attracted to tightly press a fabric in advance between the rotary screen and a conveying guide belt, the conveying guide belt is supported by a printing platen, and dye in the rotary screen is extruded by the magnetic rod to penetrate through the rotary screen to be printed on the fabric.

Referring to fig. 1, a conventional drying apparatus generally includes a box 1 having a cloth inlet 11 and a cloth outlet 12, hot air is introduced into the box 1, an air outlet 16 is connected to the box 1, printed cloth is conveyed into the box 1 from the cloth inlet 11 of the box 1 for drying, and then is discharged from the cloth outlet 12 of the box 1, and the hot air after being distributed is discharged through the air outlet 16.

The above prior art solutions have the following drawbacks: in the drying process, the internal stress of the cloth can cause the cloth to shrink in the width direction, so that the cloth is not flat, and the quality of the printed cloth is affected.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a drying device of circular screen printer compresses tightly the cloth in the backup pad through the pinch roller, prevents to take place to shrink on its width direction of cloth, prevents that the cloth from the unevenness after moisture is dried, avoids the cloth quality decline because of the cloth unevenness leads to.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a drying device of circular screen printer, includes the box, the box bottom is provided with the intake stack, and hot-blast passing through in the intake stack gets into the box, be provided with the air exit on the box lateral wall, seted up into cloth mouth and play cloth mouth on the box, be provided with the backup pad that has first cavity in the box, intake stack and first cavity intercommunication, the first through-hole of a plurality of first cavities of intercommunication is seted up to the backup pad upper surface, the box all is provided with along cloth length direction distribution on the both sides wall of cloth direction of transmission and is used for compressing tightly the pinch roller in the backup pad with the cloth broadside.

Through adopting above-mentioned technical scheme, in hot-blast backup pad that gets into the box from the intake stack, upwards run out from the first through-hole in the backup pad again, dry the cloth in the backup pad, the pinch roller compresses tightly the cloth in the backup pad, prevents that the cloth from the phenomenon of fold or shrink at the in-process of drying to appear, avoids the cloth quality reduction because of the cloth unevenness leads to.

The present invention may be further configured in a preferred embodiment as: the pressing wheels are provided with adjusting assemblies, each adjusting assembly comprises a connecting block and an adjusting rod, and the pressing wheels are rotatably connected to the connecting blocks; the box body is provided with a threaded hole, the adjusting rod is in threaded connection with the threaded hole, and the adjusting rod extends into the box body from the outside of the box body and is rotatably connected with the connecting block.

By adopting the technical scheme, when the width of the cloth is reduced, the adjusting rod is rotated to move towards the middle of the box body to drive the connecting block to move towards the middle of the box body, and meanwhile, the pressing wheels on the connecting block move towards the middle of the box body and press the edges of two sides of the cloth in the width direction on the supporting plate; when the width of the cloth is increased, the adjusting rod is rotated to move towards the outside of the box body, the connecting block is driven to move towards the middle part away from the box body, and the edges of the two sides of the cloth in the width direction are tightly pressed on the supporting plate by the pressing wheel; when the width of cloth changes, the pinch roller can compress tightly the edge of cloth width direction both sides on the backup pad all the time.

The present invention may be further configured in a preferred embodiment as: a clamping block is fixedly connected to the end part of one end, extending into the box body, of the adjusting rod, and a groove in rotary connection with the clamping block is formed in the connecting block; an operating handle is arranged at the end part of one end of the adjusting rod, which is positioned outside the box body.

By adopting the technical scheme, the fixture block and the groove are arranged, so that when the adjusting rod rotates, the fixture block is driven to rotate in the groove, and the fixture block drives the connecting block to slide along the width direction of the cloth; the setting of operating handle conveniently rotates the regulation pole, makes convenient operation simple.

The present invention may be further configured in a preferred embodiment as: an upper drying plate with a second cavity is arranged above the supporting plate, the air inlet pipeline is communicated with the second cavity, and a plurality of second through holes are formed in the lower surface of the upper drying plate.

By adopting the technical scheme, the upper drying plate is arranged above the supporting plate, so that the cloth can be dried by hot air from bottom to top and can also be dried by hot air from top to bottom, and the drying speed of the cloth can be enhanced to a certain extent; the hot air blown out from the upper drying plate to the cloth from top to bottom reduces the possibility that the cloth on the supporting plate is blown up by the air blown out upwards.

The present invention may be further configured in a preferred embodiment as: the outer top of the box body is fixedly connected with a pneumatic cylinder, and an output rod of the pneumatic cylinder is fixedly connected with the upper drying plate; the side wall of the upper drying plate is connected with the air inlet pipeline through a corrugated pipe.

By adopting the technical scheme, under the condition that the conveying speed of the cloth is kept unchanged and the conveying speed of hot air of the upper drying plate and the supporting plate is also kept unchanged, the distance between the upper drying plate and the supporting plate can be adjusted through the output rod of the pneumatic cylinder according to the degree of drying required by the cloth; when the required drying degree of the cloth is higher, the distance between the upper drying plate and the supporting plate can be reduced, so that hot air output by the upper drying plate can be quickly contacted with the cloth, and the aim of drying the cloth can be better fulfilled within the time from the inside of the input box body to the outside of the output box body; when the required drying degree of the cloth is lower, the distance between the upper drying plate and the supporting plate can be increased, and the hot air output by the upper drying plate is slowly contacted with the cloth, so that the cloth with the lower required drying degree cannot be dried too much, and the quality of the cloth is prevented from being influenced.

The present invention may be further configured in a preferred embodiment as: the utility model discloses a cold-proof box, including box, box lateral wall, casing and table cold coil pipe, be connected with on the box lateral wall and liquefy the condensing equipment who is liquid water with the vapor in the hot-blast, condensing equipment includes casing and table cold coil pipe, casing and box fixed connection, just casing and air exit intercommunication, be connected with the exhaust pipe on the casing.

Through adopting above-mentioned technical scheme, condensing equipment's setting will follow most vapor gasification in the gas that the box ran out and become liquid water, prevent that a large amount of vapor from running out to the workshop from the exhaust pipe in, avoid a large amount of vapor that ran out in the box to cause the influence to workshop humidity, and then prevent that the cloth from weing, guarantee the cloth quality.

The present invention may be further configured in a preferred embodiment as: the water collecting device is characterized in that a water collecting disc is arranged below the inner portion of the shell, a water outlet is formed in the water collecting disc, a water outlet pipe is connected to the water outlet, and a water collecting tank is connected to one end, far away from the water outlet, of the water outlet pipe.

Through adopting above-mentioned technical scheme, the liquefied liquid water of cooling down through the surface cooling coil is collected by the ponding dish, then flows to the header tank in from delivery port and the outlet pipe on the ponding dish, conveniently collects the comdenstion water.

The present invention may be further configured in a preferred embodiment as: the supporting plate is a heat conducting plate.

By adopting the technical scheme, as part of the cloth can be covered when being conveyed on the supporting plate, hot air can not be directly blown, so that the drying effect of the part is reduced; through setting up the backup pad into the heat-conducting plate, make hot-blast can heat the backup pad, hot backup pad can heat the stoving to the cloth to can reduce the backup pad to the influence of cloth, improve the stoving effect of cloth.

The present invention may be further configured in a preferred embodiment as: the last spread roll and the cloth outlet roller of being connected with of box lateral wall rotate, the cloth outlet roller is located a cloth outlet below, the spread roll is located a cloth inlet below, including opposite first screw thread section of screw thread direction and second screw thread section on the spread roll.

Through adopting above-mentioned technical scheme, it is flat through the nip roll exhibition earlier before the cloth gets into the box, can further improve the stoving effect to a certain extent.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the cloth is pressed on the supporting plate through the pressing wheel, so that the phenomenon that the cloth is folded or shrunk after being dried by moisture is prevented, and the quality of the cloth is prevented from being reduced due to the unevenness of the cloth;

2. the upper drying plate and the supporting plate dry the cloth together, and the drying speed can be accelerated to a certain extent.

Drawings

FIG. 1 is a schematic structural diagram of a drying apparatus of a conventional rotary screen printing machine;

fig. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic structural view of the support plate of the present invention;

FIG. 4 is a sectional view of the internal structure of the case body of the present invention;

FIG. 5 is an exploded view of the connecting block and adjusting rod structure of the present invention;

fig. 6 is a schematic diagram of the groove structure of the present invention;

fig. 7 is a partially enlarged schematic view of a portion a in fig. 3.

In the figure, 1, a box body; 11. a cloth inlet; 12. a cloth outlet; 13. flattening rollers; 131. a first thread segment; 132. a second thread segment; 14. a cloth outlet roller; 15. a threaded hole; 16. an air outlet; 2. an air inlet pipeline; 21. a first air inlet pipe; 22. a second air inlet pipe; 3. a support plate; 31. a first through hole; 4. a pinch roller; 5. an adjustment assembly; 51. connecting blocks; 511. a groove; 52. adjusting a rod; 521. a clamping block; 522. an operating handle; 6. putting a drying plate on the plate; 61. a pneumatic cylinder; 62. a bellows; 63. a second through hole; 7. a condensing unit; 71. a housing; 72. surface cooling coil pipes; 73. an exhaust duct; 74. a water accumulation plate; 75. a water outlet; 76. a water outlet pipe; 77. a water collection tank.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2 and 3, for the utility model discloses a drying device of rotary screen printing machine, including box 1, seted up cloth inlet 11 and cloth outlet 12 on the relative both sides lateral wall of box 1 respectively. The outer side wall of the box body 1 is rotatably connected with a flattening roller 13 and a cloth outlet roller 14, the cloth outlet roller 14 is located below a cloth outlet 12, the flattening roller 13 is located below a cloth inlet 11, the flattening roller 13 comprises a first thread section 131 and a second thread section 132, the thread directions of the first thread section 131 and the second thread section 132 are opposite, and the cloth is conveyed and driven to rotate by the flattening roller 13, so that the cloth is flattened by the first thread section 131 and the second thread section 132. The cloth enters the box body 1 after passing through the flattening roller 13 and the cloth inlet 11, and then is discharged from the cloth outlet 12 and the cloth outlet roller 14.

Referring to fig. 3 and 4, a supporting plate 3, an upper drying plate 6, an air inlet duct 2 and an air outlet 16 are disposed in the cabinet 1, and the air inlet duct 2 includes a first air inlet duct 21 and a second air inlet duct 22 which are communicated with each other.

The cloth is carried in backup pad 3 top, and backup pad 3 is provided with first cavity in being fixed in 1 inside wall of box respectively along the length direction's of cloth both ends on 3, 3 lower surfaces of backup pad and first air-supply line 21 fixed connection, has seted up a plurality of first through-holes 31 on 3 upper surfaces of backup pad, and hot-blast first air-supply line 21, first cavity and the contact of first through-hole 31 in the cloth of passing through.

Backup pad 3 is the heat-conducting plate, and the heat-conducting plate adopts graphite alkene material to make, and hot-blast and 3 take place the heat transfer of backup pad, and hot backup pad 3 heats the stoving to the cloth.

Referring to fig. 3 and 5, two side walls of the box body 1 along the cloth conveying direction are respectively provided with a pressing wheel 4 which is distributed along the cloth length direction and used for pressing the wide edge of the cloth on the supporting plate 3, and the pressing wheel 4 is provided with an adjusting component 5. The adjusting assembly 5 comprises a connecting block 51 and an adjusting rod 52, the connecting block 51 is provided with two blocks which are respectively positioned on two sides of the width direction of the cloth, the connecting block 51 extends along the conveying direction of the cloth, the pressing wheels 4 are rotatably connected on the connecting block 51, and the number of the pressing wheels 4 on each connecting block 51 is eight.

Referring to fig. 5 and 6, a threaded hole 15 is formed in the box body 1, an internal thread is formed in the threaded hole 15, an external thread connected with the internal thread is formed in the adjusting rod 52, the adjusting rod 52 extends into the box body 1 from the outside of the box body 1, a fixture block 521 is fixedly connected to the end portion of one end of the adjusting rod 52 extending into the box body 1, the cross section of the fixture block 521 is annular, and a groove 511 rotatably connected with the fixture block 521 is formed in the side wall of one side of the connecting block 51 away from the center of the box body. An operating handle 522 is fixedly connected to one end of the adjusting lever 52 located outside the case 1, and the operating handle 522 is formed in a cylindrical shape.

Referring to fig. 4, the upper drying plate 6 is slidably connected in the box body 1, a pneumatic cylinder 61 is fixedly connected to the outer top of the box body 1, an output rod of the pneumatic cylinder 61 is fixedly connected with the upper surface of the upper drying plate 6, and the upper drying plate 6 is arranged above the supporting plate 3. A second cavity is arranged in the upper drying plate 6, corrugated pipes 62 are respectively and fixedly connected to the side walls of the two sides of the upper drying plate 6, and the two corrugated pipes 62 are respectively and fixedly connected with the second air inlet pipe 22. The lower surface of the upper drying plate 6 is provided with a plurality of second through holes 63, and hot air contacts with the cloth through the second air inlet pipe 22, the corrugated pipe 62, the second cavity and the second through holes 63.

Referring to fig. 7, an air outlet 16 is provided on a side wall of the box body 1, a condensing unit 7 for liquefying water vapor in hot air into liquid water is connected to the air outlet 16, and the condensing unit 7 includes a housing 71 and a surface cooling coil 72. The casing 71 is fixed on the outer side wall of the box body 1, the air outlet 16 is communicated with the casing 71, and the casing 71 is fixedly connected with an air exhaust pipe 73. The surface cooling coil 72 is fixedly connected in the casing 71 and filled with cooling liquid for cooling.

A water accumulation disc 74 is arranged at the inner lower part of the shell 71, a water outlet 75 is arranged on the water accumulation disc 74, a water outlet pipe 76 is fixedly connected to the water outlet 75, a water collection tank 77 is connected to one end, far away from the water outlet 75, of the water outlet pipe 76, and the water collection tank 77 is fixedly connected to the shell 71.

The implementation principle of the embodiment is as follows:

the cloth enters the box body 1 after passing through the flattening rollers 13 and the cloth inlet 11, the cloth is tightly attached to the supporting plate 3, and the edges of two sides of the cloth in the width direction are tightly pressed on the supporting plate 3 by the pressing wheels 4. Then the first air inlet pipe 21 conveys the hot air into the supporting plate 3, and the hot air is upwards run out from the first through hole 31 on the supporting plate 3 to be contacted with the cloth; the second air inlet pipe 22 delivers hot air into the upper drying plate 6, and then runs out of the second through hole 63 on the upper drying plate 6 to contact with the fabric to dry the fabric. The hot air is discharged from the air outlet 16 on the outer side wall of the box body 1 to the condensing device 7, and the surface cooling coil 72 liquefies the water vapor in the hot air into liquid water. After passing through the water collection tray 74, the water outlet 75 and the water outlet pipe 76, the liquid water is finally collected into the water collection tank 77.

When the width of the cloth is reduced, the operating handle 522 is rotated in the box body 1 to drive the adjusting rod 52 to rotate towards the inside of the box body 1, the fixture block 521 on the adjusting rod 52 is rotatably connected with the groove 511, the connecting block 51 and the pressing wheel 4 on the connecting block 51 are driven to move towards the middle of the box body 1, and the pressing wheel 4 presses the edges of two sides of the cloth in the width direction onto the supporting plate 3. When the width of the cloth is increased, the operating handle 522 is rotated towards the outside of the box body 1 to drive the adjusting rod 52 to rotate towards the outside of the box body 1, the fixture block 521 on the adjusting rod 52 is rotatably connected with the groove 511, the connecting block 51 and the pressing wheel 4 on the connecting block 51 are driven to move towards the direction far away from the middle part of the box body 1, and the pressing wheel 4 presses the edges at two sides of the cloth in the width direction onto the supporting plate 3. When the width of cloth changes, pinch roller 4 can compress tightly the edge of cloth width direction both sides on backup pad 3 all the time.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a drying device of circular screen printer, includes box (1), box (1) bottom is provided with intake stack (2), and is hot-blast to pass through intake stack (2) get into in box (1), be provided with air exit (16) on box (1) lateral wall, seted up into cloth mouth (11) and play cloth mouth (12) on box (1), its characterized in that: the novel cloth storage box is characterized in that a supporting plate (3) with a first cavity is arranged in the box body (1), the air inlet pipeline (2) is communicated with the first cavity, a plurality of first through holes (31) communicated with the first cavity are formed in the upper surface of the supporting plate (3), and pressing wheels (4) which are distributed along the cloth length direction and used for pressing the wide edges of cloth on the supporting plate (3) are arranged on the two side walls of the box body (1) along the cloth conveying direction.

2. The drying apparatus of a rotary screen printing machine according to claim 1, wherein: the adjusting assemblies (5) are arranged on the pressing wheels (4), each adjusting assembly (5) comprises a connecting block (51) and an adjusting rod (52), and the pressing wheels (4) are rotatably connected to the connecting blocks (51); threaded holes (15) are formed in the box body (1), the adjusting rod (52) is in threaded connection with the threaded holes (15), and the adjusting rod (52) extends into the box body (1) from the outside of the box body (1) and is rotatably connected with the connecting block (51).

3. The drying apparatus of a rotary screen printing machine according to claim 2, wherein: a clamping block (521) is fixedly connected to the end part of one end, extending into the box body (1), of the adjusting rod (52), and a groove (511) rotatably connected with the clamping block (521) is formed in the connecting block (51); an operating handle (522) is arranged at one end part of the adjusting rod (52) which is positioned outside the box body (1).

4. The drying apparatus of a rotary screen printing machine according to claim 1, wherein: an upper drying plate (6) with a second cavity is arranged above the supporting plate (3), the air inlet pipeline (2) is communicated with the second cavity, and a plurality of second through holes (63) are formed in the lower surface of the upper drying plate (6).

5. The drying apparatus of a rotary screen printing machine according to claim 4, wherein: the outer top of the box body (1) is fixedly connected with a pneumatic cylinder (61), and an output rod of the pneumatic cylinder (61) is fixedly connected with the upper drying plate (6); the side wall of the upper drying plate (6) is connected with the air inlet pipeline (2) through a corrugated pipe (62).

6. The drying apparatus of a rotary screen printing machine according to claim 1, wherein: be connected with condensing equipment (7) for liquid water with the vapor liquefaction in the hot-blast on box (1) lateral wall, condensing equipment (7) are including casing (71) and table cold coil pipe (72), casing (71) and box (1) fixed connection, just casing (71) and air exit (16) intercommunication, be connected with exhaust pipe (73) on casing (71).

7. The drying apparatus of a rotary screen printing machine according to claim 6, wherein: the water collecting tray (74) is arranged below the inner portion of the shell (71), a water outlet (75) is formed in the water collecting tray (74), a water outlet pipe (76) is connected to the water outlet (75), and a water collecting tank (77) is connected to one end, far away from the water outlet (75), of the water outlet pipe (76).

8. The drying apparatus of a rotary screen printing machine according to claim 1, wherein: the supporting plate (3) is a heat conducting plate.

9. The drying apparatus of a rotary screen printing machine according to claim 1, wherein: the utility model discloses a cloth spreading machine, including box (1), box (13) lateral wall, cloth outlet roller (14) are connected with nip roll (13) and cloth outlet roller (14) in the rotation, cloth outlet roller (14) are located cloth outlet (12) below, nip roll (13) are located cloth inlet (11) below, including first screw thread section (131) and second screw thread section (132) that the screw thread direction is opposite on nip roll (13).