CN113322622A - Hot rolling device for non-woven fabric production and hot rolling method thereof - Google Patents
Hot rolling device for non-woven fabric production and hot rolling method thereof Download PDFInfo
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- CN113322622A CN113322622A CN202110403723.6A CN202110403723A CN113322622A CN 113322622 A CN113322622 A CN 113322622A CN 202110403723 A CN202110403723 A CN 202110403723A CN 113322622 A CN113322622 A CN 113322622A
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- hot rolling
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- driving roller
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C15/00—Calendering, pressing, ironing, glossing or glazing textile fabrics
- D06C15/02—Calendering, pressing, ironing, glossing or glazing textile fabrics between co-operating press or calender rolls
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C7/00—Heating or cooling textile fabrics
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses a hot rolling device for non-woven fabric production and a hot rolling method thereof, and relates to the technical field of non-woven fabric production. This hot rolling device for non-woven fabrics production, the power distribution box comprises a box body, the inboard central fixed mounting in bottom of box has heating device, the inboard left end fixed mounting in bottom of box has transmission, the inboard upper end of box is provided with hot rolling mechanism, and the box includes pan feeding mouth, discharge gate and louvre, the pan feeding mouth is seted up in the left side upper end of box, and the right side upper end at the box is seted up to the discharge gate, and the louvre is seted up in the positive left end of box and is close to bottom department, and heating device includes heated warehouses, heater strip and transmission pipe, heated warehouses fixed mounting is at the inboard center in bottom of box. The hot rolling device for producing the non-woven fabric is provided with the heating mechanism matched with the hot rolling mechanism, and high-temperature water vapor formed in the heating mechanism is sent to the surface of the hot rolling mechanism to carry out hot rolling on the non-woven fabric, so that the heat emitted when the device is subjected to hot rolling is average.
Description
Technical Field
The invention relates to the technical field of non-woven fabric production, in particular to a hot rolling device for non-woven fabric production and a hot rolling method thereof.
Background
The non-woven fabric is mainly made of polypropylene (PP) granules, is a new-generation environment-friendly material, has the characteristics of moisture resistance, air permeability, flexibility, light weight, easy decomposition, cyclic utilization and the like, and a non-woven fabric hot rolling device is common equipment for non-woven fabric production; in general, a hot rolling apparatus for producing a nonwoven fabric heats a rotating roll using a heater wire to subject the nonwoven fabric to a hot rolling process using a high temperature roll.
Hot rolling device is used in non-woven fabrics production in the existing market, uses the heater strip to cause the heating uneven easily, and the heater strip is after the hot-rolling mill heating, and the hot-rolling mill partial heat of not working gives off, leads to unnecessary heat loss.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a hot rolling device for producing non-woven fabrics and a hot rolling method thereof, which have the advantages that the emitted heat is average, the hot rolling device can start to work when a hot rolling roller contacts the surface of the non-woven fabrics, and the energy loss is reduced.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a hot rolling device for non-woven fabrics production, includes the box, the inboard center fixed mounting in bottom of box has heating device, the inboard left end fixed mounting in bottom of box has transmission, the inboard upper end of box is provided with hot rolling mechanism.
Preferably, the box includes pan feeding mouth, discharge gate and louvre, the left side upper end at the box is seted up to the pan feeding mouth, the right side upper end at the box is seted up to the discharge gate, the louvre is seted up and is being close to bottom department at the front left end of box.
Preferably, heating device includes heated warehouses, heater strip and transmission pipe, heated warehouses fixed mounting is equipped with the evaporating liquid in the inboard center in the bottom of box, heater strip fixed mounting is in the inboard of heated warehouses, transmission pipe fixed mounting is at the top both ends of heated warehouses.
Preferably, transmission includes motor, mount, drive roll, pinch roller and resilience piece, motor fixed mounting is at the inboard left end in bottom of box, mount fixed mounting is in the inboard upper end of box, the drive roll rotates through the pivot and installs in the upper end of mount, and the drive roll passes through the output swing joint of belt and motor, pinch roller movable mounting is inboard at the top of box, resilience piece movable mounting is inboard at the top of box, and the bottom of resilience piece and the pivot top activity overlap joint of pinch roller.
Preferably, hot rolling mechanism includes gas outlet head, balancing weight, sealing washer, movable rod, locating part and reposition of redundant personnel mechanism, gas outlet head fixed mounting is in the outside of the inboard center pivot of drive roll, the balancing weight passes through shell fragment movable mounting at the inner wall of drive roll, sealing washer fixed mounting is in balancing weight and drive roll inner wall laminating department, movable rod movable mounting is in drive roll outside recess, and movable rod and balancing weight fixed connection, the locating part activity cup joints in the outside of movable rod, and locating part fixed mounting is in the runner groove that drive roll outside recess and inner wall switched on, reposition of redundant personnel mechanism sets up in the outside recess of drive roll.
Preferably, the reposition of redundant personnel mechanism is including fixed magnetic path, elasticity post, magnetic ball, flow distribution sheet and vibration mechanism, fixed magnetic path fixed mounting is at the top of movable rod, elasticity post fixed mounting is in the outside recess of drive roll, magnetic ball fixed mounting is in the upper end of elasticity post, and magnetic ball is connected with fixed magnetic path magnetism, flow distribution sheet fixed mounting is in the outside of magnetic ball, vibration mechanism movable mounting is at the lower extreme of magnetic ball.
Preferably, the vibration mechanism includes connecting strip, fixed block, spring and counter weight ball, the connecting strip rotates the lower extreme of installing at the magnetic force ball, fixed block fixed mounting is at the lower extreme of connecting strip, spring fixed mounting is in the inboard of fixed block, the counter weight ball passes through spring movable mounting in the inboard cavity of fixed block.
A hot rolling method of a hot rolling device for producing non-woven fabrics comprises the following steps,
s1, guiding the raw material cloth into the upper end of the interior of the box body from the feeding port, and enabling the pressing roller to press the raw material cloth on the top of the driving roller;
s2, heating the evaporated liquid in the heating device by the heating wire, and transmitting the high-temperature water vapor to the air outlet head at the inner side of the driving roller through the transmission pipe, so that the high-temperature water vapor is input to the inner side of the driving roller;
s3, the motor drives the driving roll to rotate through the belt, the friction force of the raw material cloth on the driving roll is increased through the pressing roll attached to the driving roll, the raw material cloth moves rightwards along with the driving roll, the balancing weight on the inner side of the driving roll pulls the sealing ring when rotating to the top, the groove on the outer side of the inner side of the driving roll is conducted, high-temperature steam escapes, and hot rolling treatment is conducted on the raw material cloth;
s4, when the balancing weight descends, the movable rod is driven to move downwards on the inner side of the hot rolling mechanism, the fixed magnetic block at the upper end of the movable rod moves to change the magnetic field, so that the magnetic ball reciprocates at the upper end of the elastic column, and the split flow sheet at the outer side of the magnetic ball shifts escaped water vapor to two sides, so that the escape of high-temperature water vapor is faster, and the surface temperature of the hot rolling mechanism is more average;
s5, when the magnetic ball sways on the elastic column, the fixing block connected with the magnetic ball through the connecting strip moves up and down to drive the counterweight ball on the inner side to move, and the counterweight ball reciprocates under the extrusion of the spring to increase the swaying amplitude of the magnetic ball, so that the shunting effect of the shunting mechanism is enhanced, and the temperature of the contact end of the hot rolling mechanism is more even.
The invention provides a hot rolling device for non-woven fabric production. The method has the following beneficial effects:
(1) the hot rolling device for producing the non-woven fabric is provided with the heating mechanism matched with the hot rolling mechanism, and high-temperature water vapor formed in the heating mechanism is sent to the surface of the hot rolling mechanism to carry out hot rolling on the non-woven fabric, so that the heat emitted when the device is subjected to hot rolling is average.
(2) This hot rolling device is used in non-woven fabrics production through the position change of balancing weight under the action of gravity, makes the inboard high temperature vapor interval of drive roll discharge, avoids not meeting the end heat and gives off, carries out even hot rolling through concentrated high temperature vapor to the non-woven fabrics surface and handles.
(3) This hot rolling device is used in non-woven fabrics production, when the balancing weight descends, the fixed magnetic path of its upper end makes the magnetic force that the magnetic force ball received reduce, moves under the drive of gravity to rise and fall repeatedly at the elastic column upper end, the reposition of redundant personnel piece in the cooperation outside makes the loss of high temperature vapor faster, thereby makes the heat of contact jaw more average.
(4) This hot rolling device for non-woven fabrics production sets up vibration mechanism, and when the magnetic ball activity, the fixed block of being connected through connecting strip and magnetic ball moves from top to bottom, drives its inboard counter weight ball activity, and reciprocating motion under the extrusion of spring makes the range of rocking of magnetic ball bigger to strengthened the reposition of redundant personnel effect of reposition of redundant personnel mechanism, made the temperature of hot rolling mechanism contact jaw more even.
(5) This hot rolling device for non-woven fabrics production sets up the resilience piece on the pinch roll, makes the pinch roll can be according to the nimble adjustment of thickness of processing raw materials, makes the suitability of device more extensive.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a schematic view of the structure of the drive roll of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3A according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 3 at B in accordance with the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 5 at C according to the present invention.
In the figure: 1. a box body; 11. a feeding port; 12. a discharge port; 13. heat dissipation holes; 2. a heating device; 21. a heating chamber; 22. heating wires; 23. a conveying pipe; 3. a transmission device; 31. a motor; 32. a fixed mount; 33. a drive roll; 34. a pressure roller; 35. a resilient member; 4. a hot rolling mechanism; 41. an air outlet head; 42. a balancing weight; 43. a seal ring; 44. a movable rod; 45. a limiting member; 46. a flow dividing mechanism; 461. a fixed magnetic block; 462. an elastic column; 463. a magnetic ball; 464. a splitter plate; 465. a vibration mechanism; 4651. a connecting strip; 4652. a fixed block; 4653. a spring; 4654. and (4) weighing the ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
Referring to fig. 1-6, the present invention provides a technical solution: the hot rolling device for producing the non-woven fabric comprises a box body 1, a heating device 2 is fixedly mounted at the center of the inner side of the bottom of the box body 1, a transmission device 3 is fixedly mounted at the left end of the inner side of the bottom of the box body 1, and a hot rolling mechanism 4 is arranged at the upper end of the inner side of the box body 1.
The box 1 comprises a feeding port 11, a discharging port 12 and heat dissipation holes 13, wherein the feeding port 11 is arranged at the upper end of the left side of the box 1, the discharging port 12 is arranged at the upper end of the right side of the box 1, and the heat dissipation holes 13 are arranged at the position, close to the bottom, of the left end of the front face of the box 1.
The heating device 2 comprises a heating bin 21, a heating wire 22 and a transmission pipe 23, wherein the heating bin 21 is fixedly arranged in the center of the inner side of the bottom of the box body 1, evaporation liquid is filled in the heating bin 21, the heating wire 22 is fixedly arranged on the inner side of the heating bin 21, and the transmission pipe 23 is fixedly arranged at two ends of the top of the heating bin 21.
The hot rolling mechanism 4 comprises an air outlet head 41, a balancing weight 42, a sealing ring 43, a movable rod 44, a limiting piece 45 and a flow dividing mechanism 46, wherein the air outlet head 41 is fixedly arranged at the outer side of a central rotating shaft at the inner side of a driving roller 33, the balancing weight 42 is movably arranged at the inner wall of the driving roller 33 through an elastic sheet, the sealing ring 43 is fixedly arranged at the joint of the balancing weight 42 and the inner wall of the driving roller 33, the movable rod 44 is movably arranged in a groove at the outer side of the driving roller 33, the movable rod 44 is fixedly connected with the balancing weight 42, the limiting piece 45 is movably sleeved at the outer side of the movable rod 44, the limiting piece 45 is fixedly arranged in a flow groove communicated with the inner wall at the outer side groove of the driving roller 33, the flow dividing mechanism 46 is arranged in the groove at the outer side of the driving roller 33, the flow dividing mechanism 46 comprises a fixed magnetic block 461, an elastic column 462, a magnetic ball 463, a flow dividing plate 464 and a vibrating mechanism 465, the fixed magnetic block 461 is fixedly arranged at the top of the movable rod 44, the elastic column 462 is fixedly arranged in the groove at the outer side of the driving roller 33, the magnetic ball 463 is fixedly arranged at the upper end of the elastic column 462, the magnetic ball 463 is magnetically connected with the fixed magnetic block 461, the shunting piece 464 is fixedly arranged at the outer side of the magnetic ball 463, the vibration mechanism 465 is movably arranged at the lower end of the magnetic ball 465, the vibration mechanism 465 comprises a connecting strip 4651, a fixing block 4652, a spring 4653 and a counterweight ball 4654, the connecting strip 4651 is rotatably arranged at the lower end of the magnetic ball 463, the fixing block 4652 is fixedly arranged at the lower end of the connecting strip 4651, the spring 4653 is fixedly arranged at the inner side of the fixing block 4652, and the counterweight ball 4654 is movably arranged in a cavity at the inner side of the fixing block 4652 through the spring 4653.
A hot rolling method of a hot rolling device for producing non-woven fabrics comprises the following steps,
s1, guiding the raw material cloth into the upper end of the interior of the box body 1 from the feeding port 11, and enabling the pressing roller 34 to press the raw material cloth on the top of the driving roller 33;
s2, the heating wire 22 heats the evaporation liquid in the heating device 2, and the high temperature steam is transmitted to the air outlet 41 at the inner side of the driving roller 33 through the transmission pipe 23, so that the high temperature steam is input to the inner side of the driving roller 33;
s3, the motor 31 drives the driving roll 33 to rotate through the belt, the pressing roll 34 attached to the driving roll increases the friction force of the raw material cloth on the driving roll 33, the raw material cloth moves rightwards along with the driving roll 33, the balancing weight 42 on the inner side of the driving roll 33 pulls the sealing ring 43 when rotating to the top, the groove on the outer side on the inner side of the driving roll 33 is conducted, high-temperature steam escapes, and hot rolling treatment is carried out on the raw material cloth;
s4, when the counterweight block 42 descends, the movable rod 44 is driven to move downwards on the inner side of the hot rolling mechanism 4, the fixed magnetic block 461 at the upper end of the movable rod 44 moves to change the magnetic field, so that the magnetic ball 463 moves back and forth on the upper end of the elastic column 462, and the splitter 464 at the outer side of the magnetic ball 463 stirs escaping water vapor to two sides, so that the escaping of high-temperature water vapor is faster, and the surface temperature of the hot rolling mechanism 4 is more average;
s5, when the magnetic ball 463 swings on the elastic post 462, the fixing block 4652 connected with the magnetic ball 463 through the connecting strip 4651 moves up and down to drive the counterweight ball 4654 on the inner side to move, and the counterweight ball 463 reciprocates under the extrusion of the spring 4653, so that the shaking amplitude of the magnetic ball 463 is larger, the shunting effect of the shunting mechanism 46 is enhanced, and the temperature of the contact end of the hot rolling mechanism 4 is more average.
When the device is used, the raw material cloth is guided into the upper end inside the box body 1 from the material inlet 11, the pressing roller 34 presses the raw material cloth on the top of the driving roller 33, the heating wire 22 heats the evaporated liquid in the heating device 2, the high-temperature steam is transmitted to the gas outlet 41 on the inner side of the driving roller 33 through the transmission pipe 23, so that the high-temperature steam is input into the inner side of the driving roller 33, the motor 31 drives the driving roller 33 to rotate through a belt, the friction force of the raw material cloth on the driving roller 33 is increased through the pressing roller 34 attached to the driving roller, the raw material cloth moves rightwards along with the driving roller 33, the balancing weight 42 on the inner side of the driving roller 33 pulls the sealing ring 43 when rotating to the top, the groove on the outer side of the driving roller 33 is conducted, the high-temperature steam escapes, the raw material cloth is subjected to hot rolling treatment, when the balancing weight 42 descends, the movable rod 44 is driven to move downwards on the inner side of the, thereby make the reciprocating motion of magnetic ball 463 on elastic column 462, the reposition of redundant personnel piece 464 outside magnetic ball 463 will overflow vapor to stir to both sides, thereby make the dissipation of high temperature vapor faster, make the temperature on hot rolling mechanism 4 surface more average, when magnetic ball 463 rocks on elastic column 462, fixed block 4652 through connecting strip 4651 and magnetic ball 463 connection moves from top to bottom, drive the activity of its inboard counter weight ball 4654, reciprocating motion under the extrusion of spring 4653, it is bigger to make the rocking amplitude of magnetic ball 463, thereby the reposition of redundant personnel effect of reposition of redundant personnel mechanism 46 has been strengthened, make the temperature of hot rolling mechanism 4 contact tip more average.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a hot rolling device is used in non-woven fabrics production, includes box (1), its characterized in that: the hot rolling device is characterized in that a heating device (2) is fixedly mounted at the center of the inner side of the bottom of the box body (1), a transmission device (3) is fixedly mounted at the left end of the inner side of the bottom of the box body (1), and a hot rolling mechanism (4) is arranged at the upper end of the inner side of the box body (1).
2. The hot rolling device for producing a nonwoven fabric according to claim 1, characterized in that: the box (1) comprises a feeding port (11), a discharging port (12) and heat dissipation holes (13), wherein the feeding port (11) is arranged at the upper end of the left side of the box (1), the discharging port (12) is arranged at the upper end of the right side of the box (1), and the heat dissipation holes (13) are arranged at the position, close to the bottom, of the left end of the front face of the box (1).
3. The hot rolling device for producing a nonwoven fabric according to claim 1, characterized in that: heating device (2) are including heated warehouses (21), heater strip (22) and transmission pipe (23), heated warehouses (21) fixed mounting is equipped with the evaporating liquid in the inboard center in the bottom of box (1) in heated warehouses (21), heater strip (22) fixed mounting is in the inboard of heated warehouses (21), transmission pipe (23) fixed mounting is at the top both ends of heated warehouses (21).
4. The hot rolling device for producing a nonwoven fabric according to claim 1, characterized in that: transmission (3) include motor (31), mount (32), drive roll (33), pinch roller (34) and resilience piece (35), motor (31) fixed mounting is at the inboard left end in bottom of box (1), mount (32) fixed mounting is in the inboard upper end of box (1), drive roll (33) rotate through the pivot and install the upper end at mount (32), and drive roll (33) pass through the belt and the output swing joint of motor (31), pinch roller (34) movable mounting is inboard at the top of box (1), resilience piece (35) movable mounting is inboard at the top of box (1), and the bottom of resilience piece (35) and the pivot top activity overlap joint of pinch roller (34).
5. The hot rolling device for producing a nonwoven fabric according to claim 1, characterized in that: the hot rolling mechanism (4) comprises an air outlet head (41), a balancing weight (42), a sealing ring (43), a movable rod (44), a limiting piece (45) and a flow dividing mechanism (46), the air outlet head (41) is fixedly arranged on the outer side of the central rotating shaft on the inner side of the driving roller (33), the balancing weight (42) is movably arranged on the inner wall of the driving roller (33) through a spring sheet, the sealing ring (43) is fixedly arranged at the joint of the balancing weight (42) and the inner wall of the driving roller (33), the movable rod (44) is movably arranged in a groove at the outer side of the driving roller (33), the movable rod (44) is fixedly connected with the balancing weight (42), the limiting piece (45) is movably sleeved at the outer side of the movable rod (44), the limiting piece (45) is fixedly arranged in a circulation groove communicated with the inner wall of a groove at the outer side of the driving roller (33), the shunting mechanism (46) is arranged in an outer groove of the driving roller (33).
6. The hot rolling device for producing a nonwoven fabric according to claim 1, characterized in that: the shunting mechanism (46) comprises a fixed magnetic block (461), an elastic column (462), a magnetic ball (463), a shunting piece (464) and a vibration mechanism (465), wherein the fixed magnetic block (461) is fixedly installed at the top of the movable rod (44), the elastic column (462) is fixedly installed in an outer groove of the driving roller (33), the magnetic ball (463) is fixedly installed at the upper end of the elastic column (462), the magnetic ball (463) is magnetically connected with the fixed magnetic block (461), the shunting piece (464) is fixedly installed at the outer side of the magnetic ball (463), and the vibration mechanism (465) is movably installed at the lower end of the magnetic ball (465).
7. The hot rolling device for producing a nonwoven fabric according to claim 1, characterized in that: the vibration mechanism (465) comprises a connecting strip (4651), a fixing block (4652), a spring (4653) and a counterweight ball (4654), the connecting strip (4651) is rotatably installed at the lower end of the magnetic ball (463), the fixing block (4652) is fixedly installed at the lower end of the connecting strip (4651), the spring (4653) is fixedly installed at the inner side of the fixing block (4652), and the counterweight ball (4654) is movably installed in a cavity at the inner side of the fixing block (4652) through the spring (4653).
8. A hot rolling method of a hot rolling device for producing non-woven fabrics is characterized in that: comprises the following steps of (a) carrying out,
s1, guiding the raw material cloth into the upper end of the interior of the box body (1) from the feeding port (11), and enabling the pressing roller (34) to press the raw material cloth on the top of the driving roller (33);
s2, heating the evaporated liquid in the heating device (2) by the heating wire (22), and transmitting the high-temperature water vapor to a gas outlet head (41) at the inner side of the driving roller (33) through a transmission pipe (23), so that the high-temperature water vapor is input to the inner side of the driving roller (33);
s3, the motor (31) drives the driving roller (33) to rotate through the belt, the pressing roller (34) attached to the motor increases the friction force of the raw material cloth on the driving roller (33), so that the raw material cloth moves rightwards along with the driving roller (33), the balancing weight (42) on the inner side of the driving roller (33) pulls the sealing ring (43) when rotating to the top, the groove on the outer side of the inner side of the driving roller (33) is communicated, high-temperature steam escapes, and hot rolling treatment is carried out on the raw material cloth;
s4, when the balancing weight (42) descends, the movable rod (44) is driven to move downwards on the inner side of the hot rolling mechanism (4), the fixed magnetic block (461) at the upper end of the movable rod (44) moves to change a magnetic field, so that the magnetic ball (463) reciprocates on the upper end of the elastic column (462), and the splitter vane (464) at the outer side of the magnetic ball (463) stirs escaping water vapor to two sides, so that the high-temperature water vapor is dissipated more quickly, and the surface temperature of the hot rolling mechanism (4) is more average;
s5, when the magnetic ball (463) sways on the elastic column (462), the fixing block (4652) connected with the magnetic ball (463) through the connecting strip (4651) moves up and down to drive the counterweight ball (4654) on the inner side to move, and the counterweight ball reciprocates under the extrusion of the spring (4653), so that the swaying amplitude of the magnetic ball (463) is larger, the shunting effect of the shunting mechanism (46) is enhanced, and the temperature of the contact end of the hot rolling mechanism (4) is more average.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110403723.6A CN113322622A (en) | 2021-04-15 | 2021-04-15 | Hot rolling device for non-woven fabric production and hot rolling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110403723.6A CN113322622A (en) | 2021-04-15 | 2021-04-15 | Hot rolling device for non-woven fabric production and hot rolling method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113322622A true CN113322622A (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110403723.6A Withdrawn CN113322622A (en) | 2021-04-15 | 2021-04-15 | Hot rolling device for non-woven fabric production and hot rolling method thereof |
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| CN (1) | CN113322622A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114599184A (en) * | 2022-03-14 | 2022-06-07 | 云南曲靖钢铁集团凤凰钢铁有限公司 | Seamless steel pipe hot rolling control device with protection function |
-
2021
- 2021-04-15 CN CN202110403723.6A patent/CN113322622A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114599184A (en) * | 2022-03-14 | 2022-06-07 | 云南曲靖钢铁集团凤凰钢铁有限公司 | Seamless steel pipe hot rolling control device with protection function |
| CN114599184B (en) * | 2022-03-14 | 2023-12-12 | 云南曲靖钢铁集团凤凰钢铁有限公司 | Seamless steel pipe hot rolling control device with protect function |
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Application publication date: 20210831 |