CN209869742U

CN209869742U - Drying device of digital printing machine

Info

Publication number: CN209869742U
Application number: CN201920517036.5U
Authority: CN
Inventors: 孙斌
Original assignee: Shaoxing Huiju Digital Printing Co Ltd
Current assignee: Shaoxing Huiju Digital Printing Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2019-12-31
Anticipated expiration: 2029-04-16

Abstract

The utility model relates to a drying device of digital calico printing machine relates to the technical field of cloth processing equipment, and it includes the stoving frame, rotates the transportation roller, the drive transportation roller pivoted driving piece that supply the cloth transportation of setting on the frame of drying to and set up the stoving mechanism on the frame of drying, stoving mechanism includes along the heating network of cloth width direction setting, sets up on the frame of drying and supplies slide rail, at least two of heating network both ends to slide and rotate respectively and set up in frame both sides of drying and with cloth surface vertical's screw rod to and output shaft and the coaxial fixed and step motor who puts up being connected with the stoving of screw rod, screw rod and heating network threaded connection. The utility model discloses have the effect of avoiding continuous heating or waste heat burnout cloth of heating network in order to protect the cloth.

Description

Drying device of digital printing machine

Technical Field

The utility model belongs to the technical field of the technique of cloth processing equipment and specifically relates to a drying device of digital printing machine is related to.

Background

At present, digital ink-jet printing is widely applied in the digital textile printing industry. Digital ink-jet printing needs to use a digital printing machine, the digital printing machine prints and dyes in an ink jet mode in the printing process, and the digital printing machine does not need to directly contact with articles in the process, so that the completeness of the printed articles is ensured, and the articles cannot deform due to heat and pressure. The digital printing machine utilizes the direct output printing mode of a computer, does not need to do any preparation printing work in the previous period, and is convenient and quick.

The Chinese invention with the publication number of CN106985509A discloses a drying device for a digital printing machine, which comprises an emptying roller and a receiving roller, wherein cloth is connected between the emptying roller and the receiving roller, a drying shell is arranged between the emptying roller and the receiving roller, the cloth penetrates through the drying shell, a heating shell is fixedly connected to the inner top of the drying shell, heating resistance wires are arranged in the heating shell, and a plurality of air outlet holes are uniformly formed in the lower side of the heating shell; the middle of the upper side of the heating shell is fixedly connected with a converging channel, and a preheating device is arranged in the converging channel.

The above prior art solutions have the following drawbacks: when the digital printing machine stops due to faults or other problems, the cloth stops being transported, and the cloth is easily burnt out by continuous heating or waste heat of the heating shell.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a drying device of digital calico printing machine can avoid the sustained heating or the waste heat of heating screen to burn out the cloth to play the effect of protection cloth.

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 digital printing machine, includes the stoving frame, rotates the transportation roller, the drive transportation roller pivoted driving piece that supply the cloth transportation that set up on the frame of drying to and set up the stoving mechanism on the frame of drying, stoving mechanism includes along the heating network that cloth width direction set up, set up on the frame of drying and supply slide rail, at least two that the heating network both ends slided rotate respectively and set up in frame both sides of drying and with cloth surface vertical's screw rod to and output shaft and the coaxial fixed and step motor who is connected with the frame of drying of screw rod, screw rod and heating network threaded connection.

By adopting the technical scheme, the driving piece drives the conveying roller to rotate and drives the cloth to be conveyed forwards, so that the cloth passes through the drying mechanism, the heating net heats the surface of the cloth, the ink-jetted cloth is dried, the color fastness of ink is improved, and the collection and the transportation of the cloth are facilitated; when the stepping motor rotates, the screw rod is driven to rotate, so that the heating net is driven to be close to the cloth and the cloth is dried; when the calico printing machine stopped, the cloth stopped the transportation, and the screw rod drives the heating screen and keeps away from the cloth this moment to avoid the continuous heating or the waste heat of heating screen to burn the cloth, thereby protect the cloth.

The utility model discloses further set up to: the heating device is characterized in that a rack is arranged on the sliding rail, a sliding block in threaded connection with the screw rod is arranged at the end of the heating net in a rotating mode, a gear meshed with the rack is coaxially fixed at the end of the heating net, and the heating net rotates relative to the sliding rail when sliding along the sliding rail.

Through adopting above-mentioned technical scheme, the screw rod drives the heating network when the slider removes and is close to or keeps away from the cloth, drives gear rotation when the slider removes, and the rack makes gear revolve and drives the heating network and rotate to this makes the heating surface of heating network rotate to the one side of keeping away from the cloth, burns out under the continuous heating or the waste heat of heating network when avoiding the cloth to stop the operation, thereby protects the cloth.

The utility model discloses further set up to: one side of heating net is provided with detection module, detection module includes the infrared sensor relative in order to detect cloth and heating net interval with the cloth to and be connected in order to receive the controller of signal of telecommunication with infrared sensor electricity, the controller is connected in order to control step motor with step motor electricity and opens and stop.

Through adopting above-mentioned technical scheme, drive infrared sensor when the heating screen is close to the cloth and remove, infrared sensor detects the interval of heating screen and cloth, and when the interval was less than the setting value, infrared sensor transmitted the signal of telecommunication to the controller, and controller control step motor stops to avoid the heating screen too near and burn out the cloth apart from the cloth.

The utility model discloses further set up to: one side of the heating net facing the cloth is detachably connected with a filter screen.

Through adopting above-mentioned technical scheme, can dismantle on the heating screen and connect the filter screen, be stained with impurity such as knitting wool on the cloth, avoid knitting wool and heating screen contact through the filter screen to avoid the knitting wool to burn and produce the peculiar smell, prolong the life of heating screen simultaneously.

The utility model discloses further set up to: the cloth outlet side of the heating net is provided with a fan in parallel, and an air outlet of the fan faces the cloth.

By adopting the technical scheme, under the heating of the heating net, water or other components in the ink on the cloth are evaporated or volatilized to generate water vapor and the like, so that the fan is arranged on the cloth outlet side of the heating net, the water vapor and the like on the surface of the cloth are removed by the fan, and the water vapor and the like are prevented from being attached to the cloth again; meanwhile, the cloth is cooled, and collection and arrangement of the cloth are facilitated.

The utility model discloses further set up to: one side parallel arrangement that the cloth was kept away from to the heating screen has the water pipe, it has water to annotate in the water pipe, install the water pump on the water pipe, water pipe one end intercommunication has the backward flow case.

Through adopting above-mentioned technical scheme, absorb the heat that the radiation produced of heating net another side through the water pipe to transmit water to the flow-back box through the water pump, make things convenient for hydrothermal use, with this recycle who improves heat energy.

The utility model discloses further set up to: and one end of the screw rod, which is far away from the cloth, is coaxially fixed with a driving wheel, and a driving belt is sleeved between every two adjacent driving wheels.

Through adopting above-mentioned technical scheme, drive the drive wheel of cloth both sides through the drive belt in step to this drives the screw rod and rotates in step, reduces step motor's use amount, and reduce cost reduces the interval error of heating net both ends and cloth simultaneously, improves the even degree of heating the cloth of heating net.

The utility model discloses further set up to: the water pipe is snakelike.

Through adopting above-mentioned technical scheme, through setting the water pipe to snakelike heated area who increases the water pipe, improve heat recovery's efficiency to reduce the waste of heat energy, improve resource utilization.

To sum up, the utility model discloses a beneficial technological effect does:

1. the transport roller transports the cloth, the heating net dries the cloth after ink jet, and the color fastness of the ink is improved; when the printing machine stops, the cloth stops being transported, the stepping motor drives the screw to rotate, and the screw drives the heating net to be far away from the cloth, so that the cloth is prevented from being burnt by continuous heating or waste heat of the heating net, and the cloth is protected;

2. when the screw drives the sliding block to move, the gear is driven to rotate, the rack enables the gear to rotate and drives the heating net to rotate, so that the heating surface of the heating net is rotated to the surface far away from the cloth, the cloth is prevented from being burnt down under continuous heating or waste heat of the heating net when the cloth is stopped, and the cloth is protected;

3. the heating net drives the infrared sensor to move, when the distance between the heating net and the cloth is smaller than a set value, the infrared sensor transmits an electric signal to the controller, and the controller controls the stepping motor to stop so as to avoid that the heating net is too close to the cloth to burn the cloth.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a part of the structure of the present invention, which mainly shows the heating net.

Reference numerals: 1. a drying rack; 11. a transport roller; 12. a drive member; 121. a drive motor; 2. a drying mechanism; 21. heating the net; 211. a filter screen; 212. a slider; 213. a gear; 214. a housing; 215. a chute; 22. a slide rail; 221. a rack; 23. a screw; 231. a driving wheel; 232. a transmission belt; 24. a stepping motor; 25. a fan; 3. a detection component; 31. an infrared sensor; 32. a controller; 4. a water pipe; 41. a water pump; 42. and a return tank.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a drying device of digital printing machine, including drying frame 1, rotate the transportation roller 11, the drive transportation roller 11 pivoted driving piece 12 that supply cloth transportation that set up on drying frame 1 to and set up stoving mechanism 2 on drying frame 1. The drying rack 1 is arranged on the cloth outlet side of the digital printing machine and is fixedly connected with the digital printing machine through screws. The transport roller 11 has a plurality ofly and be parallel to each other, and the tip of a plurality of transport rollers 11 all passes through the bearing with the stoving frame 1 and rotates and be connected, and driving piece 12 includes and puts up 1 through the driving motor 121 of fix with screw with the stoving, and the output shaft of driving motor 121 and transport roller 11 are coaxial fixed.

Referring to fig. 1 and 2, the drying mechanism 2 includes a heating net 21 disposed along the width direction of the cloth, a slide rail 22 disposed on the drying rack 1 for sliding two ends of the heating net 21, at least two screws 23 rotatably disposed on two sides of the drying rack 1, and a stepping motor 24 connected to the drying rack 1, wherein the screws 23 are connected to the heating net 21. The heating net 21 adopts an electric heating wire, the cloth is heated by electrifying to generate heat, and the surface of the heating net 21 is parallel to the surface of the cloth. The slide rails 22 are two, the two slide rails 22 are fixed on the drying rack 1 through screws respectively, the slide rails 22 are channel steel and located on two sides of the cloth, and the sunken sides of the channel steel are opposite to the edges of the cloth.

The end part of the heating net 21 is rotatably provided with a slide block 212 connected with the screw 23, the slide block 212 is in a cuboid shape, the slide block 212 is rotatably connected with the heating net 21 through a bearing, the slide block 212 is slidably arranged in the concave side of the slide rail 22, the screw 23 penetrates through the slide block 212 and is in threaded connection with the slide block 212, the screw 23 is vertical to the cloth surface, and the screw 23, the slide block 212 and the slide rail 22 are in one-to-one correspondence. The stepping motor 24 is fixed with the drying rack 1 through screws, and an output shaft of the stepping motor is coaxially fixed with the screw 23, so that the screw 23 is driven to rotate.

The one end coaxial fixation that drying frame 1 was kept away from to screw rod 23 has drive wheel 231, the cover is equipped with drive belt 232 on two drive wheels 231, drive the drive wheel 231 of cloth both sides in step through drive belt 232 to this drives two screw rods 23 synchronous rotation, reduces step motor 24's use amount, and reduce cost reduces the interval error of heating net 21 both ends and cloth simultaneously, improves the even degree of heating net 21 to the cloth heating.

The last cladding of heating net 21 has shell 214, and shell 214 passes through the fix with screw with heating net 21 to this isolated heating net 21 and external, can dismantle on the shell 214 and be connected with filter screen 211, and shell 214 leans on one side opening setting of cloth, has seted up spout 215 on the both ends inner wall of shell 214. The two ends of the filter screen 211 are in inserting fit with the sliding groove 215, the bottom end of the sliding groove 215 is closed, and the opening at the top end is upward. Because impurities such as the woolen yarns are adhered to the cloth, the filter screen 211 is used for preventing the woolen yarns from contacting the heating net 21, so that the peculiar smell generated by burning the woolen yarns is avoided, and meanwhile, the service life of the heating net 21 is prolonged.

The slide rail 22 is provided with a rack 221, the rack 221 is distributed along the length direction of the slide rail 22, the rack 221 and the slide rail 22 are integrally formed, the end of the heating net 21 extending to the outside of the outer shell 214 is coaxially fixed with a gear 213, the gear 213 is engaged with the rack 221, the gear 213 and the slide block 212 rotate relatively,

one side of heating net 21 is provided with determine module 3, and determine module 3 includes infrared sensor 31 relative with the cloth to and be connected with infrared sensor 31 electricity in order to receive the controller 32 of electric signal, controller 32 is connected with step motor 24 electricity in order to control step motor 24 and open and stop. The infrared sensor 31 is fixedly connected with the shell 214 through screws, the infrared sensor 31 adopts a DR18 circular photoelectric sensor, the DR18 circular photoelectric sensor has high detection precision, and the distance between the cloth and the heating net 21 is detected through infrared rays. The controller 32 adopts an SDJ-2KW universal motor controller, and the SDJ-2KW universal motor controller can control accurately, so that the starting and stopping of the stepping motor 24 can be conveniently controlled.

One side parallel arrangement that is located heating net 21 and keeps away from the cloth in shell 214 has water pipe 4, and it has water to annotate in the water pipe 4, and water pipe 4 sets to snakelike, increases water pipe 4's heated area, improves heat recovery's efficiency. Install water pump 41 on the water pipe 4, water pump 41 passes through the fix with screw with drying frame 1, and 4 one end intercommunications of water pipe have backward flow case 42, and backward flow case 42 is placed in one side of digital printing machine. The water pipe 4 absorbs heat generated by radiation on the other surface of the heating net 21, heats water in the pipe, and transmits the water to the return tank 42 through the water pump 41, so that hot water is conveniently used, and the recovery rate of heat energy is improved.

The cloth outlet side of the heating net 21 is provided with a fan 25 in parallel, the fan 25 is fixed with the drying rack 1 through screws, the fans 25 are distributed continuously along the width direction of the cloth, and the air outlet of the fan 25 faces the cloth. Under the heating of the heating net 21, water or other components in the ink are evaporated or volatilized to generate water vapor and the like, so that the water vapor and the like on the surface of the cloth are removed by the fan 25, and the water vapor and the like are prevented from being attached to the cloth again. Meanwhile, the fan 25 cools the cloth, so that the cloth is convenient to collect and arrange.

The implementation principle of the embodiment is as follows: the operator only needs to turn on the driving motor 121 to drive the transmission roller to rotate, and the transportation roller 11 drives the cloth to be transported forward when rotating, so that the cloth passes through the drying mechanism 2. Then, the stepping motor 24 is turned on to drive the screw 23 to rotate, and the driving wheel 231 and the driving belt 232 drive the other screw 23 to rotate synchronously, so as to drive the heating net 21 to approach the cloth. The heating net 21 heats the surface of the cloth, so that the ink-jetted cloth is dried, the color fastness of the ink is improved, and the collection and the transportation of the cloth are facilitated.

The heating net 21 drives the infrared sensor 31 to move when being close to the cloth, the infrared sensor 31 detects the distance between the heating net 21 and the cloth, when the distance is smaller than a set value, the infrared sensor 31 transmits an electric signal to the controller 32, and the controller 32 controls the stepping motor 24 to stop so as to avoid that the heating net 21 is too close to the cloth to burn the cloth.

When the calico printing machine stops, the cloth stops the transportation, and step motor 24 is started again to this drives screw 23 and rotates, drives slider 212 and keeps away from the cloth, and drive gear 213 and rotate when slider 212 removes, and rack 221 makes gear 213 rotate, and heating net 21 takes place to rotate when keeping away from the cloth, makes the heating surface of heating net 21 rotate to the one side of keeping away from the cloth, thereby avoids heating net 21's continuous heating or waste heat to burn the cloth, thereby protects the cloth.

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 digital printing machine which characterized in that: including drying frame (1), rotate transportation roller (11), the drive transportation roller (11) pivoted driving piece (12) that supply cloth transportation that set up on drying frame (1) to and set up stoving mechanism (2) on drying frame (1), stoving mechanism (2) including along heating wire net (21) that cloth width direction set up, set up on drying frame (1) and supply sliding slide rail (22) in heating wire net (21) both ends, at least two rotate respectively and set up in drying frame (1) both sides and with cloth surface vertically screw rod (23), and output shaft and screw rod (23) coaxial fixation and with step motor (24) of drying frame (1) being connected, screw rod (23) and heating wire net (21) threaded connection.

2. The drying device of a digital printing machine according to claim 1, characterized in that: be provided with rack (221) on slide rail (22), the tip of heating net (21) rotates and is provided with slider (212) with screw rod (23) threaded connection, the tip coaxial fixation of heating net (21) has gear (213) be connected with rack (221) meshing, relative rotation with slide rail (22) when heating net (21) slided along slide rail (22).

3. The drying device of a digital printing machine according to claim 1, characterized in that: one side of heating net (21) is provided with determine module (3), determine module (3) include with the cloth relative with detect cloth and heating net (21) infrared sensor (31) of interval to and be connected with infrared sensor (31) and receive controller (32) of signal of telecommunication, controller (32) are connected with step motor (24) electricity and are stopped in order to control step motor (24).

4. The drying device of a digital printing machine according to claim 1, characterized in that: one end of the screw rod (23) far away from the cloth is coaxially fixed with a driving wheel (231), and a driving belt (232) is sleeved between every two adjacent driving wheels (231).

5. The drying device of a digital printing machine according to claim 1, characterized in that: the cloth outlet side of the heating net (21) is provided with a fan (25) in parallel, and an air outlet of the fan (25) faces the cloth.

6. The drying device of a digital printing machine according to claim 1, characterized in that: one side parallel arrangement that the cloth was kept away from in heating net (21) has water pipe (4), it has water to annotate in water pipe (4), install water pump (41) on water pipe (4), water pipe (4) one end intercommunication has flow back box (42).

7. The drying device of a digital printing machine according to claim 6, characterized in that: the water pipe (4) is snakelike.

8. The drying device of a digital printing machine according to claim 1, characterized in that: one side of the heating net (21) facing the cloth is detachably connected with a filter net (211).