Overlapped fabric steam pre-shrinking machine for textile production

Abstract

The invention discloses an overlapping type fabric steam pre-shrinking machine for textile production, and relates to the technical field of fabric production, the overlapping type fabric steam pre-shrinking machine comprises a steam box, the top end of the steam box is fixedly connected with an exhaust pipe, the outer wall of the exhaust pipe is provided with a fan, and the overlapping type fabric steam pre-shrinking machine further comprises a moving mechanism and an air inlet mechanism. By arranging the moving mechanism, the first conveying belt and the second conveying belt on the two sides drive cloth to move and enter the steam box, the cloth moves in the steam box in an overlapped mode till the cloth is discharged from the cloth outlet of the steam box, the cloth can conveniently move in the steam box in an overlapped mode, steam makes full contact with the cloth, and the cloth drying effect is improved. According to the steam pre-shrinking machine, the occupied area of the steam pre-shrinking machine is reduced, meanwhile, the first conveying belt and the second conveying belt make contact with the two sides of cloth, the situation that the contact between the cloth and steam is blocked by the conveying belts is avoided, and the distance between the first conveying belt and the second conveying belt on the two sides is adjusted by adjusting the position of the movable plate so that the steam pre-shrinking machine can adapt to cloth of different widths.

Description

Technical Field

[0001] The invention relates to a field of textile production, in particular to a steam pre-shrinking machine for overlapping textile production. Background Art

[0002] Textile production is a processing system centered around spinning and weaving, encompassing areas such as raw material processing, dyeing and finishing, and chemical fiber manufacturing. Textile science is an applied discipline that studies the laws governing its production, involving fiber material processing, process design, and machinery manufacturing. As one of the hallmarks of human civilization, textiles are not only used for clothing but are also widely used in industry, medicine, and other fields. Steam shrinkage machines are textile processing equipment designed based on the principle of fiber thermal shrinkage. They are primarily used to eliminate internal stress in fabrics to stabilize their dimensions, and are particularly suitable for wool and synthetic fiber materials. The equipment achieves free shrinkage of the fabric through a tension-free steaming process. There are two types: continuous and hot air. The continuous type processes wool fabrics through a process of moisturizing, low-temperature steaming, and heat preservation, while the hot air type uses high-temperature circulating hot air to set synthetic fibers. Both are equipped with variable frequency speed regulation and vibration devices to optimize the processing effect.

[0003] When using a steam shrinking machine, in the prior art, multiple steam baking chambers are usually arranged one by one on a conveying device in a continuous manner. This results in the steam shrinking machine having an expanded area that is too long and too large, which makes the steam shrinking machine occupy too much floor space. A larger workshop is required during production, and the transportation process is relatively inconvenient, affecting the convenience of the steam shrinking machine in actual use. Summary of the Invention

[0004] The purpose of the present invention is to provide an overlapping steam preshrinking machine for textile production in order to solve the problem that the expanded area of ​​the steam preshrinking machine is too long and too large, resulting in the steam preshrinking machine occupying too much space.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a steam preshrinking machine for overlapping textile production, comprising a steam box, an exhaust pipe fixedly connected to the top of the steam box, a fan installed on the outer wall of the exhaust pipe, a steam generator installed on one side of the steam box, one end of the steam box cloth inlet fixedly connected to a first side plate, one end of the steam box cloth outlet fixedly connected to a second side plate, the cloth is moved in the steam box by a moving mechanism, and steam enters the steam box through an air intake mechanism. The moving mechanism includes a movable plate, which is slidably connected to the inner wall of the steam box, and the two ends of the movable plate extend out of the cloth inlet and cloth outlet of the steam box respectively. The bottom end of the movable plate is fixedly connected to a movable block, and a movable groove is provided at the bottom end of the inner wall of the steam box. The movable block is slidably connected to the inner wall of the movable groove. A first motor is installed on the outer wall of the steam box, and the output end of the first motor is connected to a threaded rod, and the threaded rod passes through the movable block.

[0006] As a further solution of the present invention: the moving mechanism also includes a first driving wheel, a second driving wheel, a guide wheel, a first conveyor belt, a second conveyor belt, a mounting plate, a second motor, a third spur gear, a square rod and a square groove, the two first driving wheels are rotatably connected to the outer wall of the second side plate, the two second driving wheels are rotatably connected to the outer wall of the movable plate, multiple groups of the guide wheels are symmetrically rotatably installed on the inner wall of the steam box and the outer wall of the movable plate, the first conveyor belt and the second conveyor belt are connected to the outer walls of the guide wheels, and the first conveyor belt and the second conveyor belt on the steam box are respectively connected to the two first driving wheels Then, the first conveyor belt and the second conveyor belt on the movable plate are respectively connected to the two second driving wheels, the mounting plate is fixedly connected to the outer wall of the steam box and is located on one side of the second side plate, the second motor is mounted on the outer wall of the mounting plate, the two third spur gears are rotatably connected to the outer wall of the second side plate, the third spur gear is fixedly connected to the first driving wheel, one third spur gear is connected to the outer wall of the second motor, the square rod is fixedly connected to the outer wall of the first driving wheel, the square groove is opened on the outer wall of the second driving wheel, and the square rod is slidably connected to the inner wall of the square groove.

[0007] As a further solution of the present invention: the air intake mechanism includes a connecting pipe, the connecting pipe is fixedly connected to the outer wall of the steam generator and is located on the outer wall of the steam box, the outer wall of the connecting pipe is fixedly connected to the outer wall of the connecting pipe, the outer wall of the movable plate is provided with a through groove, the jet pipe is slidably connected to the inner wall of the through groove, the top end of the jet pipe is provided with a first jet port and a second jet port, and the inner wall of the second jet port is rotatably connected to a baffle.

[0008] As a further solution of the present invention: the air intake mechanism also includes a first spur gear, which is fixedly connected to one end of the baffle, the interior of the air injection pipe is located on one side of the first spur gear and is slidably connected to a first slider, the other end of the first spur gear is fixedly connected to a second spur gear, the interior of the air injection pipe is located on one side of the second spur gear and is slidably connected to a second slider, the outer walls of the first slider and the second slider are both provided with a slot, the interior of the air injection pipe is located on one side of the slot and is slidably connected to a clamping block, a spring is connected between the clamping block and the air injection pipe, the interior of the air injection pipe is located above the clamping block and is slidably connected to an extrusion rod, and the top of the extrusion rod extends out of the air injection pipe.

[0009] As a further solution of the present invention: the outer wall of the movable block is fitted with the inner wall of the movable groove, and the outer wall of the movable block is provided with a threaded hole, and the threaded hole matches the threaded rod.

[0010] As a further solution of the present invention: the outer wall of the square rod is in contact with the inner wall of the square groove, and the two third spur gears are meshed with each other.

[0011] As a further solution of the present invention: the outer wall of the air injection pipe is in contact with the inner wall of the through groove, the top of the first slider is provided with a first inclined surface, and the top of the second slider is provided with a second inclined surface.

[0012] As a further solution of the present invention: a first tooth groove is formed on an outer wall of the first sliding block, and the first tooth groove is engaged with the first spur gear.

[0013] As a further solution of the present invention: a second tooth groove is formed on the outer wall of the second sliding block, and the second tooth groove is engaged with the second spur gear.

[0014] As a further solution of the present invention: the inner wall of the card slot is in contact with the outer wall of one end of the card block, the top of the card block is provided with a third inclined surface, the bottom end of the extrusion rod is in contact with the third inclined surface, and the end of the extrusion rod extending out of the air injection pipe is provided with a triangular surface.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. By setting up a moving mechanism, the first and second conveyor belts on both sides drive the cloth to move into the steam box. The cloth moves in an overlapping manner in the steam box until it is discharged from the cloth outlet of the steam box. This facilitates the overlapping movement of the cloth in the steam box, allowing the steam to fully contact the cloth, reducing the area occupied by the steam pre-shrinking machine. At the same time, the first and second conveyor belts are in contact with both sides of the cloth, avoiding the conveyor belts from blocking the contact between the cloth and the steam. By adjusting the position of the movable plate, the distance between the first and second conveyor belts on both sides can be adjusted to accommodate cloth of different widths. 2. By setting up an air intake mechanism, the steam generated by the steam generator is injected into the air injection pipe through the connecting pipe, and then ejected through the first air injection port and the second air injection port, so that the steam can be ejected into the steam box through the first air injection port and the second air injection port to contact the fabric. When the second air injection port enters the inner cavity of the steam box, the second air injection port is automatically opened. When the second air injection port moves out of the inner cavity of the steam box, the second air injection port is automatically closed, thereby avoiding steam from being ejected from the second air injection port that has never entered the inner cavity of the steam box, causing waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 This is a schematic diagram of the installation of the first conveyor belt and the second conveyor belt of the present invention; Figure 3 This is a schematic diagram of the installation of the movable panel of the present invention; Figure 4 It is a structural schematic diagram of the movable plate of the present invention; Figure 5 Schematic diagram of the installation of the square rod of the present invention; Figure 6 Schematic diagram of the structure of the air injection pipe of the present invention; Figure 7 This is a schematic diagram of the installation of the first slider and the second slider of the present invention; Figure 8 It is a schematic diagram of the installation of the card block of the present invention.

[0017] In the figure: 1, steam box; 2, exhaust pipe; 3, fan; 4, steam generator; 5, first side panel; 6, second side panel; 7, moving mechanism; 701, movable plate; 702, movable block; 703, movable slot; 704, threaded rod; 705, first motor; 706, first drive wheel; 707, second drive wheel; 708, guide wheel; 709, first conveyor belt; 710, second conveyor belt; 711, mounting plate; 712, second motor Machine; 713, third spur gear; 714, square rod; 715, square slot; 8, air intake mechanism; 801, connecting pipe; 802, jet pipe; 803, through slot; 804, first jet port; 805, second jet port; 806, baffle; 807, first spur gear; 808, first slider; 809, second spur gear; 810, second slider; 811, slot; 812, block; 813, spring; 814, extrusion rod. DETAILED DESCRIPTION

[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and should not be understood as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be a communication between the internal parts of two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following describes an embodiment of the present invention based on its overall structure.

[0020] See also Figures 1 to 8In an embodiment of the present invention, a steam preshrinking machine for overlapping textile production includes a steam box 1, an exhaust pipe 2 is fixedly connected to the top of the steam box 1, a fan 3 is installed on the outer wall of the exhaust pipe 2, a steam generator 4 is installed on one side of the steam box 1, one end of the cloth inlet of the steam box 1 is fixedly connected to a first side plate 5, and one end of the cloth outlet of the steam box 1 is fixedly connected to a second side plate 6. The cloth is moved in the steam box 1 by a moving mechanism 7, and steam enters the steam box 1 through an air intake mechanism 8.

[0021] The moving mechanism 7 includes a movable plate 701, which is slidably connected to the inner wall of the steam box 1. The two ends of the movable plate 701 extend out of the cloth inlet and cloth outlet of the steam box 1 respectively. The bottom end of the movable plate 701 is fixedly connected to a movable block 702. A movable groove 703 is provided at the bottom end of the inner wall of the steam box 1. The movable block 702 is slidably connected to the inner wall of the movable groove 703. A first motor 705 is installed on the outer wall of the steam box 1. The output end of the first motor 705 is connected to a threaded rod 704. The threaded rod 704 passes through the movable block 702, and the moving mechanism 7 also includes a first driving wheel 706, a second driving wheel 707, a guide wheel 708, a first conveyor belt 709, a second conveyor belt 710, a mounting plate 711, a second motor 712, a third spur gear 713, a square rod 714 and a square slot 715. The two first driving wheels 706 are rotatably connected to the outer wall of the second side plate 6, the two second driving wheels 707 are rotatably connected to the outer wall of the movable plate 701, and multiple sets of guide wheels 70 8 is symmetrically mounted on the inner wall of the steam box 1 and the outer wall of the movable plate 701, the first conveyor belt 709 and the second conveyor belt 710 are connected to the outer wall of the guide wheel 708, the first conveyor belt 709 and the second conveyor belt 710 on the steam box 1 are respectively connected to the two first driving wheels 706, the first conveyor belt 709 and the second conveyor belt 710 on the movable plate 701 are respectively connected to the two second driving wheels 707, the mounting plate 711 is fixedly connected to the outer wall of the steam box 1 and is located on one side of the second side plate 6, the second motor 712 is mounted on the outer wall of the mounting plate 711, two third spur gears 713 are rotatably connected to the outer wall of the second side plate 6, the third spur gear 713 is fixedly connected to the first driving wheel 706, and a third spur gear 713 is connected to the outer wall of the second motor 712, the square rod 714 is fixedly connected to the outer wall of the first driving wheel 706, the square groove 715 is opened on the outer wall of the second driving wheel 707, and the square rod 714 is slidably connected to the inner wall of the square groove 715.

[0022] In this embodiment, the second motor 712 drives the third spur gear 713 to rotate, and the rotation of the third spur gear 713 simultaneously drives another third spur gear 713 to rotate in the opposite direction. The two third spur gears 713 rotate in the opposite direction to drive the two first driving wheels 706 to rotate in the opposite direction. The first driving wheel 706 rotates through the square rod 714 to drive the second driving wheel 707 to rotate synchronously. The rotation of the first driving wheel 706 and the second driving wheel 707 drives the first conveyor belt 709 and the second conveyor belt 710 on both sides to rotate synchronously. When the movable plate 701 is displaced, the first motor 705 is started, and the first motor 705 drives the threaded rod 704 to rotate. The rotation of the threaded rod 704 drives the movable block 702 to slide in the movable groove 703. The displacement of the movable block 702 drives the movable plate 701 to displace, thereby adjusting the position of the movable plate 701. By adjusting the position of the movable plate 701, the distance between the first conveyor belt 709 and the second conveyor belt 710 on both sides is adjusted. The cloth is put into the cloth inlet of the steam box 1, and the first conveyor belt 709 and the second conveyor belt 710 on both sides drive the cloth to move into the steam box 1. The guide wheel 708 is used to guide the first conveyor belt 709 and the second conveyor belt 710, so that the cloth moves in an overlapping manner in the steam box 1 until the cloth is discharged from the cloth outlet of the steam box 1. The parts in the air intake mechanism 8 cooperate to spray steam onto the cloth. The fan 3 operates to extract the steam in the steam box 1 through the exhaust pipe 2 to prevent subsequent condensation water. This facilitates the cloth to move in an overlapping manner in the steam box 1, so that the steam fully contacts the cloth, reducing the area occupied by the steam pre-shrinking machine. At the same time, the first conveyor belt 709 and the second conveyor belt 710 are in contact with both sides of the cloth, avoiding the conveyor belts from blocking the contact between the cloth and the steam. By adjusting the position of the movable plate 701, the distance between the first conveyor belt 709 and the second conveyor belt 710 on both sides can be adjusted to accommodate cloth of different widths.

[0023] Please refer to Figures 2 to 8The air intake mechanism 8 includes a connecting pipe 801, which is fixedly connected to the outer wall of the steam generator 4 and located on the outer wall of the steam box 1. The outer wall of the connecting pipe 801 is fixedly connected to the injection pipe 802. The outer wall of the movable plate 701 is provided with a through groove 803. The injection pipe 802 is slidably connected to the inner wall of the through groove 803. The top of the injection pipe 802 is provided with a first injection port 804 and a second injection port 805. The inner wall of the second injection port 805 is rotatably connected to the baffle 806. The air intake mechanism 8 also includes a first straight gear 807, which is fixedly connected to one end of the baffle 806. The interior of the injection pipe 802 is located at the first One side of the spur gear 807 is slidably connected to the first slider 808, and the other end of the first spur gear 807 is fixedly connected to the second spur gear 809. The interior of the jet tube 802 is located on one side of the second spur gear 809 and is slidably connected to the second slider 810. The outer walls of the first slider 808 and the second slider 810 are both provided with a slot 811. The interior of the jet tube 802 is located on one side of the slot 811 and is slidably connected to a block 812. A spring 813 is connected between the block 812 and the jet tube 802. The interior of the jet tube 802 is located above the block 812 and is slidably connected to an extrusion rod 814. The top of the extrusion rod 814 extends out of the jet tube 802.

[0024] In this embodiment, the steam generated by the steam generator 4 is injected into the jet pipe 802 through the connecting pipe 801, and then ejected through the first jet port 804 and the second jet port 805; when the movable plate 701 is displaced, the jet pipe 802 slides on the inner wall of the through groove 803; when the inner cavity of the steam box 1 is enlarged and a second jet port 805 enters the inner cavity of the steam box 1, the movable plate 701 first contacts the extrusion rod 814, pushing the extrusion rod 814 to move, and the displacement of the extrusion rod 814 pushes the block 812 to move, causing the spring 813 to move. The block 812 is squeezed out of the card slot 811, and the fixation of the second slider 810 is cancelled. Then the movable plate 701 contacts the second slider 810, pushing the second slider 810 to move. The second slider 810 moves into the air injection tube 802. The displacement of the air injection tube 802 drives the second spur gear 809 to rotate. The rotation of the second spur gear 809 drives the baffle 806 to rotate. The baffle 806 rotates to open the second air injection port 805. At the same time, the rotation of the baffle 806 drives the first spur gear 807 to rotate. The first spur gear 807 rotates. The first slider 808 is driven to move, and the top end of the first slider 808 moves out of the air injection tube 802. At the same time, the block 812 is displaced and engaged into the slot 811 on the first slider 808 by the elastic force of the spring 813, thereby fixing the first slider 808 and thus fixing the baffle 806. When the inner cavity of the steam box 1 is reduced and a second air injection port 805 moves out of the inner cavity of the steam box 1, the movable plate 701 moves and contacts the extrusion rod 814, pushing the extrusion rod 814 to move, thereby canceling the fixation of the first slider 808. The first slider 808 is pushed to move, thereby driving the baffle 806 to rotate and closing the second jet port 805, so that steam can be sprayed into the steam box 1 through the first jet port 804 and the second jet port 805 to contact the fabric. When the second jet port 805 enters the inner cavity of the steam box 1, the second jet port 805 is automatically opened. When the second jet port 805 moves out of the inner cavity of the steam box 1, the second jet port 805 is automatically closed, thereby avoiding steam from being sprayed out from the second jet port 805 that has never entered the inner cavity of the steam box 1, causing waste.

[0025] Please refer to Figures 1 to 5 The outer wall of the movable block 702 fits with the inner wall of the movable groove 703 , and a threaded hole is opened on the outer wall of the movable block 702 , which matches the threaded rod 704 .

[0026] In this embodiment, the first motor 705 drives the threaded rod 704 to rotate, and the rotation of the threaded rod 704 drives the movable block 702 to slide in the movable groove 703. The displacement of the movable block 702 drives the movable plate 701 to move.

[0027] Please refer to Figures 1 to 5The outer wall of the square rod 714 fits into the inner wall of the square groove 715 , and the two third spur gears 713 mesh with each other.

[0028] In this embodiment, the first driving wheel 706 rotates to drive the second driving wheel 707 to rotate synchronously through the square rod 714 ; when the movable plate 701 moves, the square rod 714 slides in the square groove 715 .

[0029] Please refer to Figures 2 to 8 The outer wall of the air injection tube 802 is in contact with the inner wall of the through groove 803 , the top of the first slider 808 is provided with a first inclined surface, and the top of the second slider 810 is provided with a second inclined surface.

[0030] In this embodiment, the movable plate 701 displaces and contacts the first inclined surface of the second slider 810 , pushing the second slider 810 to displace; the movable plate 701 displaces and contacts the second inclined surface of the first slider 808 , pushing the first slider 808 to displace.

[0031] Please refer to Figures 2 to 8 A first tooth groove is formed on the outer wall of the first slider 808 , and the first tooth groove is engaged with the first spur gear 807 .

[0032] In this embodiment, the second slider 810 moves into the air jet tube 802 , and the displacement of the air jet tube 802 drives the second spur gear 809 to rotate. The rotation of the second spur gear 809 drives the baffle 806 to rotate, and the rotation of the baffle 806 opens the second air jet port 805 .

[0033] Please refer to Figures 2 to 8 A second tooth groove is formed on the outer wall of the second slider 810 , and the second tooth groove is engaged with the second spur gear 809 .

[0034] In this embodiment, the baffle 806 rotates to drive the first spur gear 807 to rotate, and the rotation of the first spur gear 807 drives the first slider 808 to move, and the top end of the first slider 808 moves out of the air injection tube 802.

[0035] Please refer to Figures 2 to 8 The inner wall of the slot 811 fits into the outer wall of one end of the block 812 , the top of the block 812 is provided with a third inclined surface, the bottom end of the extrusion rod 814 contacts the third inclined surface, and the end of the extrusion rod 814 extending out of the air injection tube 802 is provided with a triangular surface.

[0036] In this embodiment: the movable plate 701 first contacts the squeezing rod 814, pushing the squeezing rod 814 to move, and the squeezing rod 814 moves the block 812 to move, squeezing the spring 813, and the block 812 moves out of the slot 811, canceling the fixation of the second slider 810.

[0037] The above is only a preferred specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any technician familiar with this technical field, within the technical scope disclosed by the present invention, who makes equivalent replacements or changes based on the technical solutions and inventive concepts of the present invention, should be covered by the scope of protection of the present invention.

Claims

1. A steam preshrinking machine for overlapping textile production, comprising a steam box (1), characterized in that: The top end of the steam box (1) is fixedly connected to an exhaust pipe (2), an outer wall of the exhaust pipe (2) is installed with a fan (3), a side of the steam box (1) is installed with a steam generator (4), one end of the cloth inlet of the steam box (1) is fixedly connected to a first side plate (5), and one end of the cloth outlet of the steam box (1) is fixedly connected to a second side plate (6), the cloth is moved in the steam box (1) by a moving mechanism (7), and steam enters the steam box (1) through an air intake mechanism (8); The moving mechanism (7) includes a movable plate (701), the movable plate (701) is slidably connected to the inner wall of the steam box (1), and the two ends of the movable plate (701) extend out of the cloth inlet and cloth outlet of the steam box (1), respectively. The bottom end of the movable plate (701) is fixedly connected to a movable block (702), and a movable groove (703) is provided at the bottom end of the inner wall of the steam box (1). The movable block (702) is slidably connected to the inner wall of the movable groove (703). A first motor (705) is installed on the outer wall of the steam box (1), and the output end of the first motor (705) is connected to a threaded rod (704), and the threaded rod (704) passes through the movable block (702).

2. The steam preshrinking machine for overlapping textile production according to claim 1, characterized in that: The moving mechanism (7) further comprises a first driving wheel (706), a second driving wheel (707), a guide wheel (708), a first conveyor belt (709), a second conveyor belt (710), a mounting plate (711), a second motor (712), a third spur gear (713), a square rod (714) and a square slot (715), wherein the two first driving wheels (706) are rotatably connected to the outer wall of the second side plate (6), the two second driving wheels (707) are rotatably connected to the outer wall of the movable plate (701), a plurality of groups of guide wheels (708) are symmetrically rotatably mounted on the inner wall of the steam box (1) and the outer wall of the movable plate (701), the first conveyor belt (709) and the second conveyor belt (710) are connected to the outer wall of the guide wheel (708), and the first conveyor belt (709) and the second conveyor belt (710) on the steam box (1) are respectively connected to the two first driving wheels (706) and the second conveyor belt (710). ), the first conveyor belt (709) and the second conveyor belt (710) on the movable plate (701) are respectively connected to the two second driving wheels (707), the mounting plate (711) is fixedly connected to the outer wall of the steam box (1) and is located on one side of the second side plate (6), the second motor (712) is mounted on the outer wall of the mounting plate (711), the two third spur gears (713) are rotatably connected to the outer wall of the second side plate (6), the third spur gears (713) are fixedly connected to the first driving wheel (706), one third spur gear (713) is connected to the outer wall of the second motor (712), the square rod (714) is fixedly connected to the outer wall of the first driving wheel (706), the square groove (715) is opened on the outer wall of the second driving wheel (707), and the square rod (714) is slidably connected to the inner wall of the square groove (715).

3. The steam preshrinking machine for overlapping textile production according to claim 2, characterized in that: The air intake mechanism (8) includes a connecting pipe (801), the connecting pipe (801) is fixedly connected to the outer wall of the steam generator (4) and is located on the outer wall of the steam box (1), the outer wall of the connecting pipe (801) is fixedly connected to an injection pipe (802), the outer wall of the movable plate (701) is provided with a through groove (803), the injection pipe (802) is slidably connected to the inner wall of the through groove (803), the top end of the injection pipe (802) is provided with a first injection port (804) and a second injection port (805), and the inner wall of the second injection port (805) is rotatably connected to a baffle (806).

4. The steam preshrinking machine for overlapping textile production according to claim 3, characterized in that: The air intake mechanism (8) further comprises a first spur gear (807), the first spur gear (807) being fixedly connected to one end of the baffle (806), the interior of the air injection tube (802) being located on one side of the first spur gear (807) and being slidably connected to a first slider (808), the other end of the first spur gear (807) being fixedly connected to a second spur gear (809), the interior of the air injection tube (802) being located on one side of the second spur gear (809) and being slidably connected to a second slider (810), The outer walls of the first slider (808) and the second slider (810) are both provided with a slot (811); a block (812) is slidably connected to the inside of the jet tube (802) on one side of the slot (811); a spring (813) is connected between the block (812) and the jet tube (802); an extrusion rod (814) is slidably connected to the inside of the jet tube (802) above the block (812); and the top end of the extrusion rod (814) extends out of the jet tube (802).

5. The steam preshrinking machine for overlapping textile production according to claim 2, characterized in that: The outer wall of the movable block (702) fits in contact with the inner wall of the movable groove (703), and a threaded hole is provided on the outer wall of the movable block (702), and the threaded hole matches the threaded rod (704).

6. The steam preshrinking machine for overlapping textile production according to claim 2, characterized in that: The outer wall of the square rod (714) fits into the inner wall of the square groove (715), and the two third spur gears (713) mesh with each other.

7. The steam preshrinking machine for overlapping textile production according to claim 4, characterized in that: The outer wall of the air injection tube (802) is fitted with the inner wall of the through groove (803), the top of the first slider (808) is provided with a first inclined surface, and the top of the second slider (810) is provided with a second inclined surface.

8. The steam preshrinking machine for overlapping textile production according to claim 4, characterized in that: A first tooth groove is formed on the outer wall of the first sliding block (808), and the first tooth groove is engaged with the first spur gear (807).

9. The steam preshrinking machine for overlapping textile production according to claim 4, characterized in that: A second tooth groove is formed on the outer wall of the second sliding block (810), and the second tooth groove is engaged with the second spur gear (809).

10. The steam preshrinking machine for overlapping textile production according to claim 4, characterized in that: The inner wall of the card slot (811) fits into the outer wall of one end of the card block (812); the top end of the card block (812) is provided with a third inclined surface; the bottom end of the extrusion rod (814) contacts the third inclined surface; and the end of the extrusion rod (814) extending out of the air injection pipe (802) is provided with a triangular surface.

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