Microwave heating color fixing machine
Technical Field
The utility model relates to a dyeing equipment technical field, more specifically say, it relates to a microwave heating color fixing machine.
Background
Microwave dyeing is a dyeing technology using microwave heating, and in the dyeing and finishing industry, the microwave dyeing technology can be used for drying and dye fixation in dyeing, such as high-temperature fixation of disperse dye dyeing for terylene, and the like, so that the energy consumption can be greatly reduced.
The principle of dyeing by using microwaves is as follows: when the leather padded with the dye solution is irradiated by microwaves, the dipoles of polar molecules in the fibers are subjected to the action of a microwave high-frequency electric field, so that repeated polarization and arrangement direction change occur, and friction is repeatedly generated among the molecules to generate heat, so that the energy of absorbing electromagnetic waves can be quickly converted into heat energy. Meanwhile, some dye molecules can be induced to heat up under the action of microwaves, so that the aims of quick dyeing and color fixing are fulfilled. That is, the microwave heating is to increase the temperature of the leather and the color paste printed thereon by using the induction heating of water on the leather, so that the leather should maintain a certain moisture content and the dyed or printed leather is fixed before drying.
When the current microwave dyeing equipment is in actual use, leather or fabric is generally wound on a roller shaft for conveying, and the roller shaft is a driven shaft, so that the leather or the fabric is easily scratched due to the fact that large friction is generated between the leather or the fabric and the roller shaft, and meanwhile, the leather or the fabric is not convenient to convey.
SUMMERY OF THE UTILITY MODEL
The technical problem to produce great friction between leather or fabric and the roller that proposes among the background art, the utility model aims at providing a microwave heating look machine, through setting up drive roller and drive roller pivoted drive structure, reduces the friction between leather or fabric and the roller, has also made things convenient for the conveying of leather or fabric to reach the purpose of convenient look of fixing.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a microwave heating color fixing machine, includes base and microwave owner body, be equipped with the microwave heating steel sheet in the microwave owner body, just the microwave heating steel sheet is cut apart into upper portion region and lower part region with the microwave owner body, installs the microwave source in the upper portion region, installs the roller set in the lower part region, a serial communication port, the microwave heating steel sheet is "V" type down, the roller set comprises many winding rollers and drive roll axle, it rotates to be equipped with its drive structure drive on the drive roll axle.
Through the technical scheme: through setting up drive roll axle and drive roll axle pivoted drive structure, the drive roll axle can initiatively rotate for reduce the friction between leather or fabric and the roller, made things convenient for the conveying of leather or fabric, thereby let leather or fabric be difficult for the fish tail, and then reach convenient color fixing, with the effectual purpose of color fixing.
The utility model discloses further set up to: the driving structure comprises a driving motor arranged at the top of the microwave machine body, a driving gear arranged at the driving end of the driving motor, a transmission gear arranged at the end part of the driving roller shaft and a transmission chain for connecting the driving gear and the transmission gear, wherein two ends of the transmission chain are respectively meshed with the driving gear and the transmission gear.
Through the technical scheme: the driving motor is arranged to drive the driving gear to rotate, and the driving gear synchronously drives the driving roller shaft to rotate through the transmission chain, so that the friction between the leather or the fabric and the roller shaft is reduced.
The utility model discloses further set up to: the top of the microwave heating steel plate is provided with a glass fiber heat tracing band and a power supply for supplying power to the glass fiber heat tracing band, and the glass fiber heat tracing band is electrically connected with the power supply.
Through the technical scheme: the glass fiber heat tracing band and the power supply are arranged, and the power supply is used for supplying power to the glass fiber heat tracing band, so that the glass fiber heat tracing band works, the top of the microwave heating steel plate is heated to be more than 100 ℃, and water vapor is prevented from being condensed into water drops on the top of the microwave heating steel plate.
The utility model discloses further set up to: and heat insulation layers are arranged on the two sides of the lower area and the inner wall of the rear side of the lower area and are made of ceramic fiber cotton materials.
Through the technical scheme: the heat insulation layer is arranged, so that the heat insulation effect on the temperature inside the fixing machine can be achieved, the temperature change of the fixing machine is small, and the fixing is stable. Meanwhile, the heat insulation layer is arranged, so that the high-temperature environment in the fixing machine can be prevented from damaging instruments and the like installed on the fixing machine, and the service life of the instruments is prolonged.
The utility model discloses further set up to: the microwave oven is characterized in that a drainage structure is arranged at the bottom of the microwave oven main body and comprises a plurality of bottom branch pipes arranged on the bottom surface of the microwave oven main body and drain pipes connecting the bottom branch pipes, and the drain pipes are communicated with the bottom branch pipes.
Through the technical scheme: the drainage structure is arranged and mainly used for draining condensed water in the fixing machine out of the fixing machine so as to prevent the inside of the fixing machine from being too wet. Meanwhile, a drainage structure is arranged, condensed water at the bottom of the microwave machine main body respectively enters the bottom branch pipes and is gathered through the branch pipes to flow into the drainage pipe to be discharged out of the microwave machine main body, and therefore the drainage effect is better.
The utility model discloses further set up to: a temperature control system is arranged in the microwave main body and comprises a first temperature control system and a second temperature control system;
the first temperature control system is used for controlling the temperature of the microwave heating steel plate to be kept above 102 ℃ and preventing water vapor from condensing and dripping at the bottom of the microwave heating steel plate;
and the second temperature control system is used for controlling the surface temperature of the leather, so that the color fixing temperature of the leather is kept, and the color fixing effect is improved.
Through the technical scheme: and the first temperature control system is used for controlling the temperature of the microwave heating steel plate to be kept above 102 ℃ and preventing water vapor from condensing and dripping at the bottom of the microwave heating steel plate. And the second temperature control system is used for controlling the surface temperature of the leather, so that the color fixing temperature of the leather is kept, and the color fixing effect is improved.
The utility model discloses further set up to: the microwave machine is characterized in that a steam treatment device is arranged on the microwave machine main body, the steam treatment device comprises steam clapboards which are vertically arranged at the positions of a feed inlet and a discharge outlet respectively, a high-temperature area and a low-temperature area of steam are divided, and a vertical plate water diversion groove is arranged at the lower end of the steam treatment device.
Through the technical scheme: the steam treatment device is arranged and used for separating a high-temperature area and a low-temperature area of steam by the steam separation plate, and meanwhile, the vertical plate water diversion groove is arranged at the lower end of the steam separation plate, so that condensed water generated by the vertical plate can be separated from the left end and the right end and flows into the bottom.
The utility model discloses further set up to: be provided with taut governing system in the microwave machine main part, taut governing system includes:
the force balance assembly is used for supporting the tightening force of one test shaft roller in the shaft roller group and the leather in normal transmission to a balance state;
and the angle measuring component is used for converting the distance L of the test shaft roller moving up and down into an angle value, measuring and responding to the working frequency of the conveying motor.
Through the technical scheme: setting a tension adjusting system for testing the tightness of the leather on the roller set, automatically controlling the working frequency of a conveying motor for conveying the leather, and accelerating the conveying frequency when the leather is tightened; when the leather is relaxed, the conveying frequency is slowed down.
The utility model discloses further set up to: the force balance assembly comprises a supporting seat and an air cylinder, the supporting seat is fixed on the side face of the microwave machine main body, the air cylinder is fixed on the supporting seat, and the driving end thrust of the air cylinder is equal to the downward tightening force of the leather during normal transmission, so that the balance state is kept.
Through the technical scheme: the purpose of setting up the balanced subassembly of power lies in, the tight degree of detection leather that can be convenient to be convenient for detect the tight or lax signal when leather tight state.
The utility model discloses further set up to: the angle measuring assembly comprises a gear arranged at the end part of the testing shaft roller, an angle measuring sensor arranged on the outer side surface of the microwave machine main body and a testing chain for connecting the gear and the angle measuring sensor, wherein the angle measuring sensor is in signal connection with a motor used for controlling the leather conveying speed and responds to a measuring signal of the angle measuring sensor so as to change the working frequency of the conveying motor.
To sum up, the utility model discloses following beneficial effect has:
(1) through the arrangement of the driving roll shaft and the driving structure for driving the driving roll shaft to rotate, the driving roll shaft can actively rotate, so that the friction between the leather or fabric and the roll shaft is reduced, the conveying of the leather or fabric is facilitated, the leather or fabric is not easy to scratch, and the purposes of convenient color fixing and good color fixing effect are achieved;
(2) through setting up first temperature control system for the temperature that control microwave heating steel sheet keeps above 102 ℃, prevents that steam from condensing and dripping at the bottom of microwave heating steel sheet. A second temperature control system for controlling the surface temperature of the leather, keeping the color fixing temperature of the leather and improving the color fixing effect
(3) The steam treatment device is arranged and has the effects that the steam partition plate separates a high-temperature area and a low-temperature area of steam, and meanwhile, the lower end of the steam partition plate is provided with the vertical plate water diversion groove, so that condensed water generated by the vertical plate can be separated into two ends from left to right and flows into the bottom;
(4) the tension adjusting system is arranged and used for testing the tightness of the leather on the roller set, the working frequency of a conveying motor for conveying the leather is automatically controlled, and when the leather is tightened, the conveying frequency is accelerated; when the leather is relaxed, the conveying frequency is slowed down.
Drawings
FIG. 1 is a schematic view of the overall structure of the front side of a fixing machine;
FIG. 2 is a three-dimensional schematic view showing the internal structure of the fixing machine;
FIG. 3 is a schematic view of the overall structure of the back of the fixing machine;
FIG. 4 is a three-dimensional schematic diagram showing a drive configuration;
FIG. 5 is a schematic diagram showing a three-dimensional structure of the tensioning adjustment system;
fig. 6 is a schematic three-dimensional structure diagram showing the glass fiber heat tracing band at the bottom of the microwave heating steel plate.
Reference numerals: 101. a base; 102. a microwave machine main body; 103. a microwave box body; 104. heating the steel plate by microwave; 105. an upper region; 106. a lower region; 107. a microwave source; 108. leather; 109. an oil-immersed self-cooling microwave switch power supply; 110. winding the roll shaft; 111. a drive roll shaft; 112. a drive structure; 113. a drive motor; 114. a driving gear; 115. a transmission gear; 116. a drive chain; 117. a feed inlet; 118. a discharge port; 120. a drainage structure; 121. a bottom branch pipe; 122. a drain pipe; 201. a first temperature control system; 301. a second temperature control system; 401. a steam treatment device; 402. a steam baffle; 403. a vertical plate water diversion groove; 501. a tensioning adjustment system; 502. a force balancing component; 503. an angle measuring assembly; 504. testing the shaft roller; 505. a support base; 506. a cylinder; 507. a gear; 508. an angle measuring sensor; 509. and (6) testing the chain.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.
A microwave heating color fixing machine mainly achieves the purpose of quick color fixing by inducing dye molecules on leather or fabric to be dyed to heat under the action of emitting microwaves. As can be seen from fig. 1 and 2, the microwave oven includes a base 101 and a microwave oven main body 102, wherein the microwave oven main body 102 is composed of four microwave boxes 103 connected in sequence from left to right, and the interiors of the four microwave boxes 103 are communicated with each other. A microwave heating steel plate 104 is provided in the microwave main body 102, and the microwave heating steel plate 104 divides the microwave main body 102 into an upper region 105 and a lower region 106. The upper area 105 is mainly used for installing a microwave source 107 for emitting microwaves, and the lower area 106 is mainly used for installing the leather 108 to be colored, so that the leather 108 can complete the color fixing work in the lower area 106.
As can be seen from fig. 6, the microwave heating steel plate 104 is in an inverted "V" shape, so that the upper surface area of the microwave heating steel plate 104 is larger, and more parts can be conveniently mounted in the upper region 105. The microwave sources 107 are magnetrons, and the microwave sources 107 are arranged uniformly on the upper surface of the microwave-heated steel plate 104, so that the emitted microwaves can reach the lower region 106 more uniformly. Meanwhile, a water circulation water jacket is arranged on the anode copper core of the magnetron, cooling water from a cooling tower enters the water jacket through a high-pressure water pump, hot water enters a cooling tower through a pipeline for water cooling, and thus a water circulation cooling system of the magnetron is formed, and the magnetron can continuously work for 24 hours. In addition, an oil-immersed self-cooling microwave switch power supply 109 is arranged on a microwave source 107 of the magnetron to control the on and off of the microwave source 107, and the rated power of the oil-immersed self-cooling microwave switch power supply 109 is 1500W, so that the self-cooling microwave switch power supply 109 is small in damage, and the service life and the running stability of the whole machine are improved.
As can be seen from fig. 1 and 2, a roller set 109 is installed in the lower area 106, the roller set 109 is used for winding and installing the leather 108 or fabric to be colored, the roller set 109 is composed of more than ten winding rollers 110 and a driving roller 111 installed at upper and lower positions, and both ends of the winding rollers 110 and the driving roller 111 are rotatably connected to the inner wall of the microwave box 103 through bearings and other components. The winding roller shaft 110 and the drive roller shaft 111 have the same size, and the winding roller shaft 110 and the drive roller shaft 111 have a portion for mounting the leather with a diameter of 80mm and a head portion with a diameter of 35 mm.
The driving roll shaft 111 is provided with a driving structure 112 for driving the driving roll shaft to rotate. Specifically, as can be seen from fig. 3 and 4, the driving structure 112 includes a driving motor 113 disposed at the top of the microwave body 102, a driving gear 114 disposed at the driving end of the driving motor 113, a transmission gear 115 mounted at the end of the driving roller shaft 111, and a transmission chain 116 connecting the driving gear 114 and the transmission gear 115, wherein two ends of the transmission chain 116 are respectively engaged with the driving gear 114 and the transmission gear 115.
In order to facilitate the feeding and discharging of the leathers 108 in the lower area 106 and to enable the microwave main body 102 to operate circularly to improve the working efficiency of the fixing operation, a feeding port 117 and a discharging port 118 are provided on both sides of the bottom of the microwave main body 102, and the leathers 108 are fed into the lower area 106 from the feeding port 117, wound around the roller set 109, and then discharged out of the lower area 106 through the discharging port 118.
Heat insulating layers are attached to both sides and the rear inner wall of the lower area 106 in order to keep the color environment in the lower area 106 warm, and a heat insulating layer is also attached to the top of the lower area 106 (the lower surface of the microwave heating steel plate 104) in order to prevent the high temperature in the lower area 106 from affecting the components attached to the upper area 105. The heat insulation layer is made of ceramic fiber cotton material.
In order to discharge and treat the condensed water generated in the lower region 106, a drainage structure 120 is provided at the bottom of the microwave body 102, and specifically, the drainage structure 120 includes four bottom branch pipes 121 respectively provided in the microwave cabinet 103 and drainage pipes 122 connecting the bottom branch pipes 121, and the drainage pipes 122 are all communicated with the four bottom branch pipes 121.
In the actual use of the above-mentioned color fixing machine, the leather 108 generates more water vapor during the color fixing operation, and the water vapor moves upward and condenses into water drops at the bottom of the microwave heating steel plate 104, so that the color fixing effect of the leather 108 is affected when the water drops on the leather 108 with the fixed color. As can be seen from fig. 1 and 6, in order to prevent water vapor from condensing on the bottom of the microwave-heated steel plate 104, a glass fiber heat tracing band and a power supply for supplying power to the glass fiber heat tracing band are installed on the bottom of the microwave-heated steel plate 104, so as to heat the microwave-heated steel plate 104, and prevent water vapor from condensing on the bottom of the microwave-heated steel plate 104.
As can be seen from fig. 1 and 2, in order to reasonably control the temperature in the microwave main body 102, a temperature control system is disposed in the microwave main body 102, and the temperature control system includes a first temperature control system 201 and a second temperature control system 301.
The first temperature control system 201 is used for controlling the temperature of the microwave heating steel plate 104 to be maintained above 102 ℃, and preventing water vapor from condensing and dripping at the bottom of the microwave heating steel plate 104.
The first temperature control system 201 includes a first temperature measurement assembly and a first temperature control assembly 203. The first temperature measurement component is used for measuring the surface temperature of the microwave heating steel plate 104 and outputting a first temperature measurement signal. The first temperature control assembly 203 is in signal connection with the first temperature measurement assembly, is in control connection with a power supply of the glass fiber heat tracing band, receives and responds to the first temperature measurement signal, and controls the power-on time of the power supply.
Wherein, the first temperature measurement component adopts an infrared temperature measurement probe which is arranged on the inner wall of the upper region 105. The first temperature control assembly 202 is configured in a PLC assembly control mode, receives a first temperature measurement signal output by the infrared temperature measurement probe, and analyzes the first temperature measurement signal. When the analysis temperature is lower than 102 ℃, responding to the first temperature measurement signal, and turning on a power supply; and when the analysis temperature is higher than 102 ℃, responding to the first temperature measurement signal, and turning off the power supply.
And the second temperature control system 301 is used for controlling the surface temperature of the leather 108, so that the color fixing temperature of the leather 108 is kept, and the color fixing effect is improved.
The second temperature control system 301 comprises a second temperature measurement component and a second temperature control component. And the second temperature measurement component is used for measuring the surface temperature of the leather 108 and outputting a second temperature measurement signal. The second temperature control assembly is in signal connection with the second temperature measurement assembly, is in control connection with the microwave source 107 (magnetron), receives and responds to the second temperature measurement signal to control the working power of the microwave source 107.
Wherein the second temperature measurement assembly is configured as at least one laser temperature measurement probe mounted on the inner wall of the lower region 106. The second temperature control assembly is configured to be in a PLC assembly control mode, receives a second temperature measurement signal output by the laser temperature measurement probe, and analyzes the second temperature measurement signal. Specifically, the PLC component has preset upper and lower temperature limits Xmin and Xmax, and when the laser temperature probe measures a temperature value Q, Xmin < Q < Xmax, the second temperature control component responds to the second temperature measurement signal without changing the operating power of the microwave source 107. When Q < Xmin, the second temperature control assembly responds to the second thermometric signal and increases the operating power of the microwave source 107. When Q < Xmax, the second temperature control assembly responds to the second thermometric signal and reduces the operating power of the microwave source 107. The above scheme can also be implemented in practice by using a digital circuit and/or an analog circuit, for example, a comparator is used to compare the second temperature measurement signal with the upper and lower temperature limit values (Xmin and Xmax).
In order to treat the steam in the lower region 106 and discharge the condensed water of the steam, a steam treatment device 401 is disposed on the microwave body 102, the steam treatment device 401 includes steam baffles 402 disposed at the inlet 117 and the outlet 118, respectively, and the steam baffles 402 are disposed vertically. A steam baffle plate 402 is additionally arranged at the positions of the feed inlet 117 and the discharge outlet 118 to separate a high-temperature area and a low-temperature area of steam, a vertical plate water diversion groove 403 is arranged at the lower end of the steam baffle plate to separate the left end and the right end of condensed water generated by the vertical plate and flow into the bottom.
As can be seen from fig. 3 and 5, in order to enable the leather 108 to be conveyed under tension during the entire conveying and color fixing process, as can be seen from fig. 3 and 5, a tension adjusting system 501 is provided on the microwave machine body 102, and the tension adjusting system 501 includes a force balancing assembly 502 and an angle measuring assembly 503. The force balance assembly 502 is used for balancing the tightening force of one test roller 504 of the roller set 109 and the leather 108 during normal conveying, and the test roller 504 moves up and down by a certain distance L when the leather 108 is excessively tightened or loosened during conveying.
The force balance assembly 502 comprises a support seat 505 and an air cylinder 506, the support seat 505 is fixed on the side surface of the microwave machine main body 102, the air cylinder 506 is fixed on the support seat 505, and the driving end thrust of the air cylinder 506 is equal to the downward tightening force when the leather 108 is normally conveyed, so that the balance state is kept.
The angle measuring assembly 503 comprises a gear 507 installed at the end of the testing roller 504, an angle measuring sensor 508 installed at the outer side of the microwave body 102, and a testing chain 509 connecting the gear 507 and the angle measuring sensor 508, when the testing roller 504 moves up and down by a distance L, the distance L is converted into a certain angle corresponding to the rotation of the gear 507 and the angle measuring sensor 508 by the testing chain 509, and is measured by the angle measuring sensor 508.
The angle measuring sensor 508 is in signal connection with a motor that controls the leather 108 feed rate to vary the operating frequency of the feed motor, adjust the leather 108 feed rate, and automatically control the tension of the leather 108.
When in use: the hide 108 enters the lower section 106 from the feed opening 117, undergoes a microwaving operation by winding on the set of rollers 109, and exits the lower section 106 from the exit opening 118. Wherein microwave source 107 is mounted within upper region 105.
The first temperature control system 201 is used for controlling the temperature of the microwave heating steel plate 104 to be maintained above 102 ℃, and preventing water vapor from condensing and dripping at the bottom of the microwave heating steel plate 104.
And the second temperature control system 301 is used for controlling the surface temperature of the leather 108, so that the color fixing temperature of the leather 108 is kept, and the color fixing effect is improved.
The steam treatment device 401 is configured to treat steam in the lower region 106 and discharge condensed water of the steam.
And the tensioning adjusting system 501 is used for tensioning and conveying the leather 108 in the whole conveying and color fixing process, so that the conveying stability and the color fixing effect are improved.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.