Adjustable needle machine feeding device

Abstract

The utility model discloses an adjustable feeding device of a needling machine, and belongs to the technical field of non-woven equipment. Comprising a pair of wallboards, an upper conveying curtain arranged between the two wallboards and a lower conveying curtain located below the upper conveying curtain, one end of the upper conveying curtain is close to one end of the lower conveying curtain, the other ends of the upper conveying curtain and the lower conveying curtain are separated to form an included angle, and connecting conveying curtains are arranged between the two wallboards and located at the other end of the lower conveying curtain at intervals. The device is characterized in that an adjusting trolley is additionally arranged below the wallboards, a supporting connecting frame is arranged between the two wallboards and located above the adjusting trolley, a lifting adjusting motor, a set of first lifting mechanisms and a set of second lifting mechanisms are installed on the adjusting trolley, and the lifting adjusting motor synchronously drives the first lifting mechanisms and the second lifting mechanisms to do lifting motion. The feeding device has the advantages that the height of the feeding port can be adjusted by adjusting lifting of the trolley so as to adapt to needling machine screen supporting plates of different positions and thicknesses, the distance between the feeding device and a needling machine can be actively moved so as to be further matched with the needling machine screen supporting plates, and the application range is wide.

Claims

1. An adjustable feeding device for a needle punching machine, comprising a pair of wallboards (1), an upper conveying curtain (2) rotatably arranged between the two wallboards (1), and a lower conveying curtain (3) rotatably arranged between the two wallboards (1) and located below the upper conveying curtain (2). One end of the upper conveying curtain (2) is close to one end of the lower conveying curtain (3), while the other ends are separated to form an included angle. An additional connecting conveying curtain (4) is arranged at intervals between the two wallboards (1) and at the position of the other end of the lower conveying curtain (3). It is characterized in that: An adjusting trolley (8) is provided below the wall panel (1), and a supporting connecting frame (12) is provided between the two wall panels (1) and at a position above the adjusting trolley (8). The adjusting trolley (8) is equipped with a lifting and adjusting motor (83), a first lifting mechanism (81) whose upper end is supported on one side of the lower end of the supporting connecting frame (12), and a second lifting mechanism (82) whose upper end is supported on the other side of the lower end of the supporting connecting frame (12). The lifting and adjusting motor (83) synchronously drives the first lifting mechanism (81) and the second lifting mechanism (82) to perform lifting actions.

2. The feeding device of an adjustable needle punching machine according to claim 1, wherein: The lifting and adjusting motor (83) is provided with a lifting and adjusting motor shaft (831), and a double-row sprocket (832) is installed on the lifting and adjusting motor shaft (831). The first lifting mechanism (81) and the second lifting mechanism (82) are both worm gear box structures and are respectively provided with a first adjusting screw (811) and a second adjusting screw (821) fixed upward to the supporting connecting frame (12). A group of the first lifting mechanisms (81) are connected to each other through a first worm gear (812), and a group of the second lifting mechanisms (82) are connected to each other through a second worm gear (822). A first transmission wheel (813) and a second transmission wheel (823) are fixed to a worm (812) and a second worm (822), respectively. The first transmission wheel (813) and the second transmission wheel (823) are connected to a double-row sprocket (832) through a first transmission chain (814) and a second transmission chain (824), respectively. During the rotation of the first worm (812) and the second worm (822), the turbines in the first lifting mechanism (81) and the second lifting mechanism (82) are driven to rotate, and the turbines in turn drive the first adjusting screw (811) and the second adjusting screw (821) to perform lifting actions.

3. An adjustable feeding device for a needle punching machine according to claim 1, characterized in that: A pair of guide sleeves (85) are fixed on both side walls of the adjusting trolley (8), and a guide column (13) is fixed on each wall panel (1) at a position corresponding to the guide sleeve (85). The guide column (13) is inserted into the guide sleeve (85) and can slide up and down. The guide column (13) is fixed to the wall panel (1) on the corresponding side through a guide column seat (131).

4. The adjustable feeding device of a needle punching machine according to claim 1, characterized in that: A group of pulleys (84) are provided below the adjusting trolley (8), and the pulleys (84) are respectively slidably provided along the length direction of a pair of slide rails (841).

5. An adjustable feeding device for a needle punching machine according to claim 1, characterized in that: The upper parts of the two wall panels (1) are fixedly connected via a pair of upper cross beams (11).

6. The adjustable feeding device of a needle punching machine according to claim 1, wherein: The upper conveying curtain (2) is driven to rotate by an upper conveying curtain driving motor (6) installed above the wallboard (1). The upper conveying curtain (2) includes an upper conveying curtain driven roller (21) rotatably supported between two wallboards (1) and an upper conveying curtain driving roller (22) rotatably supported between two wallboards (1). Both ends of the upper conveying curtain driven roller (21) are rotatably installed on the corresponding wallboard (1) through an upper conveying curtain driven roller bearing (211). Both ends of the upper conveying curtain driving roller (22) are rotatably installed on the corresponding wallboard (1) through an upper conveying curtain driving roller bearing (222). The upper conveying curtain driving motor (6) is fixedly installed above the wallboard (1) through an upper conveying curtain speed reducer (61). The upper conveying curtain speed reducer (61) is provided with an upper conveying curtain speed reducer output shaft (62). An upper conveying curtain driving wheel (63) is fixed on the upper conveying curtain speed reducer output shaft (62). One end of the upper conveying curtain driving roller (22) is provided with an upper conveying curtain driving roller transmission wheel (221). The upper conveying curtain driving roller transmission wheel (221) and the upper conveying curtain driving wheel (63) are in transmission connection through an upper conveying curtain driving chain (64).

7. An adjustable feeding device for a needle punching machine according to claim 1, characterized in that: At the approaching ends, the upper conveying curtain (2) and the lower conveying curtain (3) are respectively provided with an upper triangular member (23) supported between two wallboards (1) and a lower triangular member (33) supported between two wallboards (1). The upper triangular member (23) and the lower triangular member (33) are symmetrically arranged up and down and form a gap for the laid web layer to pass through therebetween. The upper triangular member (23) makes one end of the upper conveying curtain (2) form an acute angle, and the lower triangular member (33) makes one end of the lower conveying curtain (3) form an acute angle.

8. An adjustable feeding device for a needle punching machine according to claim 1, characterized in that: The lower conveying curtain (3) and the connecting conveying curtain (4) are respectively driven to rotate simultaneously by a main driving motor (7) installed on the wall panel (1) and located below the lower conveying curtain (3); the main driving motor (7) is fixedly installed on one side wall panel (1) through a main driving motor reduction box (71); the main driving motor reduction box (71) is composed of a main driving motor reduction box output shaft (72); a main driving wheel (73) is fixed on the main driving motor reduction box output shaft (72); the main driving wheel (73) drives the lower conveying curtain (3) and the connecting conveying curtain (4) to rotate respectively through a main driving chain (74); the lower conveying curtain (3) includes a rotating A lower conveying curtain driven roller (31) is supported between the two wall panels (1) and a lower conveying curtain active roller (32) is rotatably supported between the two wall panels (1). The two ends of the lower conveying curtain driven roller (31) are respectively rotatably mounted with the corresponding wall panels (1) through a lower conveying curtain driven roller bearing (311). The two ends of the lower conveying curtain active roller (32) are respectively rotatably mounted with the corresponding wall panels (1) through a lower conveying curtain active roller bearing (322). One end of the lower conveying curtain active roller (32) is provided with a lower conveying curtain active roller transmission wheel (321); one end of the connecting conveying curtain (4) is hinged to the wall panels (1) on both sides and is connected to the lower conveying curtain (3). The connecting conveying curtain (4) is connected to the connecting conveying curtain, and the other end extends out of the two wall panels (1) as a free end. The upper and lower heights of the free ends of the connecting conveying curtain (4) are adjusted by the lifting movement of a pair of rotating drive mechanisms (5) on both sides of the middle part of the connecting conveying curtain (4), and are used for connecting with different types of laying machines. The connecting conveying curtain (4) includes a pair of connecting conveying curtain mounting plates (41), a connecting conveying curtain active roller (42) rotatably mounted with the corresponding connecting conveying curtain mounting plate (41) through a connecting conveying curtain active roller bearing (422), and a connecting conveying curtain driven roller (431) rotatably mounted with the corresponding connecting conveying curtain mounting plate (41). ), one end of the connecting conveying curtain active roller (42) is provided with a connecting conveying curtain active roller transmission wheel (421), the connecting conveying curtain active roller transmission wheel (421), the lower conveying curtain active roller transmission wheel (321) and the main driving wheel (73) are connected by a main driving chain (74), and the two ends of the connecting conveying curtain active roller (42) are respectively supported on the wall panels (1) on both sides in a rotatable manner; the rotary drive mechanism (5) is respectively installed on both sides of the connecting conveying curtain mounting plate (41), one end of the rotary drive mechanism (5) is hinged to the middle of the corresponding connecting conveying curtain mounting plate (41), and the other end is hinged to the wall panel (1) on the corresponding side.

9. An adjustable feeding device for a needle punching machine according to claim 8, characterized in that: The rotation drive mechanism (5) includes a worm and worm gear box (51), a screw rod (52) drivingly connected to the worm and worm gear box (51), a worm and worm gear box seat (53) hinged to the middle of the corresponding connecting and conveying curtain mounting plate (41), and a screw rod hinge plate (54) fixed on the corresponding wall panel (1). The worm and worm gear box (51) is mounted on the worm and worm gear box seat (53). One end of the screw rod (52) is hinged to the screw rod hinge plate (54), and the other end extends upward after passing through the worm and worm gear box (51) and the worm and worm gear box seat (53).

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