CN114701887B - Non-woven fabric winding machine with shaft replacing device - Google Patents

Abstract

The application relates to a non-woven fabric winding machine with a shaft replacing device, and relates to the field of non-woven fabric production, comprising a machine base, wherein a roll shaft is rotationally connected to the machine base and is driven by a motor; the movable frame comprises sliding seats and rotating shafts, the sliding seats slide on the machine base and are elastically connected with the machine base, the sliding seats have a trend of moving close to the roll shafts under the elastic action, two rotating shafts are arranged, and the rotating shafts are rotatably connected with the sliding seats; the connecting piece, the connecting piece is equipped with a plurality of, and every connecting piece homogeneous end is used for dismantling with a axis of rotation and is connected, and the other end is used for dismantling with the spool and be connected, and when the spool is connected between two axis of rotation, the axis of rotation drive spool rotates, the axis coincidence of axis and axis of rotation of spool. The application has the effect of being convenient for operators to replace the scroll.

Description

Non-woven fabric winding machine with shaft replacing device

Technical Field

The application relates to the field of non-woven fabric production, in particular to a non-woven fabric winding machine with a shaft replacing device.

Background

Nonwoven fabrics are commonly used in daily life, and in the final stage of production and processing, a winding machine is usually required to wind the nonwoven fabrics on a winding shaft.

Referring to fig. 1, in the related art, a spool 01 has a cylindrical shape, and a shaft hole 011 is provided in the spool 01; the operating personnel can cover spool 01 in a axis of rotation, and rethread axis of rotation is with spool 01 clamp tightly, then installs the axis of rotation on the rolling machine, and rethread rolling machine drive axis of rotation rotates to this rolls, when dismantling when needs, needs take off whole axis of rotation, then takes out the axis of rotation from spool 01 again.

With respect to the above-mentioned related art, the inventors considered that since the reel is long and the reel after winding the multi-layer nonwoven fabric is heavy, the operation by the related art is inconvenient for the operation of replacing the reel for the nonwoven fabric after the winding is completed.

Disclosure of Invention

In order to facilitate the replacement of the scroll by operators, the application provides a non-woven fabric winding machine with a shaft replacing device.

The application provides a non-woven fabric winding machine with a shaft replacing device, which adopts the following technical scheme:

the non-woven fabric winding machine with the shaft replacing device comprises a machine base, wherein a roll shaft is rotationally connected to the machine base, the roll shaft is driven by a motor, and the rotation axis of the roll shaft is coincident with the axis of the roll shaft; the movable frame comprises sliding seats and rotating shafts, the sliding seats slide on the machine base, the sliding direction of the sliding seats is perpendicular to the axial direction of the roll shaft, the sliding seats are elastically connected with the machine base, the sliding seats have a trend of moving close to the roll shaft under the elastic action, two rotating shafts are arranged at intervals and are in rotary connection with the sliding seats, the rotary axis of the rotating shaft coincides with the axial line of the rotating shaft, and the axial line of the rotating shaft is parallel to the axial line of the roll shaft; the connecting piece, the connecting piece is equipped with a plurality of, every the connecting piece homogeneous end be used for with one the axis of rotation is close to another the one end demountable connection of axis of rotation, the other end is used for demountable connection with the one end of spool, when the spool is connected between two the axis of rotation, the axis of rotation drives the spool and rotates, the axis of spool with the axis coincidence of axis of rotation.

Through adopting above-mentioned technical scheme, the spool passes through the connecting piece to be connected with the axis of rotation, when needing to change the spool, only need with connecting piece with the axis of rotation dismantle can, the spool can dismantle from the axis of rotation this moment, after the spool is dismantled, only need take off the connecting piece at spool both ends, can obtain the non-woven fabrics roll of finished product; then installing connecting pieces at two ends of the new reel, and installing the new reel between the rotating shafts, so that the replacement of the reel is completed once; when the non-woven fabrics need to be wound, a section of non-woven fabrics is connected onto the scroll first, the motor drives the roll shaft to rotate when the winding machine runs, the non-woven fabrics on the scroll are abutted against the roll shaft under the action of elasticity, the roll shaft can be driven to rotate by the rotation of the roll shaft, so that winding of the scroll is realized, when the non-woven fabrics on the scroll begin to be thickened, the sliding seat is elastically connected with the machine base, and at the moment, the sliding seat slides along with thickening of the non-woven fabrics, but the non-woven fabrics on the scroll are always abutted against the roll shaft, and winding can be continuously carried out until the non-woven fabrics on one scroll are wound.

Optionally, the movable frame further comprises a sliding sleeve; the sliding sleeve is provided with two sliding sleeves, one sliding sleeve is sleeved outside one rotating shaft, the sliding sleeve is in sliding connection with the rotating shaft, the sliding direction of the sliding sleeve is consistent with the axis direction of the rotating shaft, each sliding sleeve is provided with at least one inserting block, and each inserting block on each sliding sleeve extends towards the direction of the other sliding sleeve; the connecting piece comprises an end shaft and an inserting shaft; the end shaft is provided with slots, the number of the slots is the same as that of the inserting blocks, and one inserting block is used for being inserted into one slot; the inserting shaft is coaxially connected with the end shaft and is used for being inserted into the shaft hole.

Through adopting above-mentioned technical scheme, when needs are connected spool and axis of rotation through the connecting piece, will insert earlier in the axle hole, a connecting piece is connected with this kind of mode respectively at the both ends of a spool, then place the spool between two axis of rotation, and the slip sliding sleeve inserts the inserted block in the slot, and when the axis of rotation is driven to the roller, the axis of rotation drives the connecting piece and rotates, and the connecting piece drives the spool and rotate to this realizes the rolling to the non-woven fabrics.

Optionally, one end of the insert extending out of the sliding sleeve is an arc surface, and the arc surface protrudes in the extending direction of the insert.

By adopting the technical scheme, the arc-shaped surface plays a role in guiding, so that the possibility of collision with the peripheral edge in the process of inserting the insert into the slot is reduced, and the sliding sleeve drives the insert to slide more smoothly.

Optionally, the diameter of the insertion shaft is smaller than the diameter of the end shaft.

Through adopting above-mentioned technical scheme, insert the axle after inserting the shaft hole, the tip of spool can be connected the end wall butt of inserting the axle with the end axle, makes the complete shaft hole of inserting, and the end axle can not insert the shaft hole, and operating personnel need not the degree of inserting of manual adjustment connecting piece, the on-the-spot operation of being convenient for.

Optionally, a rotating member is rotatably connected to the sliding sleeve, a rotation axis of the rotating member coincides with an axis of the rotating shaft, the rotating member slides along with the sliding sleeve on the rotating shaft, two first driving cylinders are arranged on the sliding seat, and one first driving cylinder is used for driving one rotating member to slide.

By adopting the technical scheme, when the connecting piece is required to be mounted on the sliding sleeve, the connecting piece is arranged in the sliding direction of the sliding sleeve, the rotation degree of the connecting piece is adjusted, the inserting block is aligned with the slot, then the first driving cylinder is started, the first driving cylinder drives the sliding sleeve to slide, the inserting block on the sliding sleeve is inserted into the slot, the connection between the connecting piece and the sliding sleeve can be completed, and when the connecting piece is required to be dismounted, the sliding sleeve is pushed to be separated from the connecting piece only by starting the first driving cylinder; because the sliding sleeve rotates along with the rotating shaft, if the piston rod of the first driving cylinder is directly connected with the sliding sleeve, the first driving cylinder can rotate along with the sliding sleeve, and the pipeline on the first driving cylinder has the possibility of torsion fracture, so that the rotating member is rotationally connected with the sliding sleeve, and the piston rod of the first driving cylinder is connected with the rotating member and drives the rotating member to slide, so that the first driving cylinder cannot rotate along with the rotation of the sliding sleeve.

Optionally, a cavity is formed in the connecting piece, at least one through hole is formed in the peripheral wall of the insertion shaft, the through hole is communicated with the cavity, and a top block is hinged to one end, close to the end shaft, of the inner wall of the through hole; the novel connecting piece is characterized in that a guide rail, a screw rod and an abutting block are arranged in the cavity, the axis of the guide rail, the axis of the screw rod and the axis of the end shaft are parallel, the abutting block is in threaded connection with the screw rod, the abutting block slides on the guide rail, and the abutting block is used for ejecting the ejector block out of the connecting piece.

Through adopting above-mentioned technical scheme, after the inserted shaft inserts in the shaft hole, rotate the screw rod, screw rod drive butt piece slides on the guide rail, and the slip of butt piece is ejecting outside the connecting piece with the kicking block, and the kicking block is tightly propped up the shaft hole inner wall, makes the connecting piece more fastened with being connected of spool, has reduced the possibility that the inserted shaft breaks away from in the shaft hole.

Optionally, the device further comprises a loading and unloading assembly; the loading and unloading assembly is positioned below the movable frame and comprises a placement seat, a bearing piece, an installation piece, a second driving cylinder and a third driving cylinder; the placement seat slides along the sliding direction of the movable frame, the bearing piece) and the mounting piece are both arranged on the placement seat, the bearing piece and the mounting piece are both used for placing a scroll, the second driving cylinder is used for driving the placement seat to slide, the mounting piece moves along the vertical direction, the third driving cylinder is arranged on the placement seat, and the third driving cylinder is used for driving the mounting piece to move.

By adopting the technical scheme, the connecting pieces are arranged at the two ends of the new reel, the reel provided with the connecting pieces is placed on the mounting piece, the bearing piece is firstly adjusted to be below the reeled reel, when the reel falls from between the two rotating shafts, the reel falls on the bearing piece, and then the bearing piece and the mounting piece are driven by the placement seat to slide, and the reel is sent out by the bearing piece; under the elastic action, the movable frame resets, at this moment, the mounting piece is adjusted to the below between two rotation shafts, the mounting piece is jacked up through the second driving piece, the scroll is enabled to be between the two rotation shafts, then the sliding sleeve is driven to slide, the scroll is only required to be slightly rotated, the insert block is aligned with the slot, and connection between the insert block and the slot can be achieved.

Optionally, a buffer member is disposed between the receiving member and the placement seat.

Through adopting above-mentioned technical scheme, after the spool falls to the receiver, the bolster plays the cushioning effect, does benefit to the receiver to accept the spool.

Optionally, a feeding port is formed in the machine base, rollers are arranged on the lower portion of the inner wall of the feeding port, and when the bearing piece is located below the rotating shaft, the mounting piece is located at the position of the feeding port.

Through adopting above-mentioned technical scheme, when the below of adapting piece in axis of rotation position department, when preparing to accept the spool, the installed part is located pan feeding mouth department, stretches into the spool after installing the connecting piece with both ends from the pan feeding mouth, then places on the installed part, can carry out the material loading of new spool in advance, save time, and take the spool on the gyro wheel, slide on the installed part again, also more laborsaving.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the presence of the connecting piece is convenient for operators to assemble and disassemble the scroll;

2. the first driving cylinder is matched with the rotating piece, so that the automation degree of assembling and disassembling the reel is improved;

3. the handling assembly facilitates transfer of the unloaded reel out of the housing and at the same time enables placement of a new reel.

Drawings

FIG. 1 is a schematic view of a related art structure of the present application;

FIG. 2 is a schematic overall structure of an embodiment of the present application;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a schematic view of a sliding bar according to an embodiment of the present application;

FIG. 5 is a schematic view of a connector according to an embodiment of the present application;

FIG. 6 is a schematic view of the structure of an abutment block according to an embodiment of the present application;

fig. 7 is a schematic view of the structure of the handling assembly according to the embodiment of the present application.

Reference numerals illustrate: 01. a reel; 011. a shaft hole; 1. a base; 11. a support frame; 111. a movable groove; 112. a spring; 113. a feed inlet; 114. a roller; 12. a roll shaft; 13. a motor; 2. a movable frame; 21. a slide; 211. a support block; 212. an extension rod; 213. a connecting rod; 2131. a first drive cylinder; 214. a slide bar; 22. a rotating shaft; 23. a sliding sleeve; 231. inserting blocks; 2311. an arc surface; 232. a rotating member; 3. a connecting piece; 31. an end shaft; 311. a slot; 312. a turntable; 313. a rotating lever; 32. inserting a shaft; 321. a cavity; 322. a through hole; 323. a top block; 324. a guide rail; 325. a screw; 326. an abutment block; 4. assembling and disassembling the assembly; 41. a setting seat; 42. a receiving member; 421. a buffer member; 43. a mounting member; 44. a second driving cylinder; 45. a third driving cylinder; 46. a slide rail.

Detailed Description

The application is described in further detail below with reference to fig. 2-7.

The embodiment of the application discloses a non-woven fabric winding machine with a shaft replacing device.

Referring to fig. 2, 3 and 4, a non-woven fabric winding machine with a shaft changing device comprises a machine base 1, a movable frame 2, a connecting piece 3 and a loading and unloading assembly 4.

Referring to fig. 2, the stand 1 includes two supporting frames 11, a roll shaft 12 is rotatably connected between the two supporting frames 11 through bearings, a motor 13 is fixedly connected to the stand 1 through screws, the motor 13 is used for driving the roll shaft 12 to rotate, and a rotation axis of the roll shaft 12 coincides with an axis of the roll shaft 12.

Referring to fig. 3, the movable frame 2 includes a slider 21, a rotation shaft 22, and a slide sleeve 23; the slide 21 includes two supporting blocks 211, two extension bars 212 and a connecting rod 213, and two supporting blocks 211 interval distribution, and an extension bar 212 welds with a supporting block 211, and the both ends of connecting rod 213 respectively with an extension bar 212 welding, connecting rod 213 and extension bar 212 perpendicular setting, the length direction of connecting rod 213 is unanimous with the direction of distribution of two supporting blocks 211.

Referring to fig. 3, each supporting frame 11 is provided with a rectangular bar-shaped movable groove 111, the movable groove 111 is positioned at one side of the axial direction of the roll shaft 12, the length direction of the movable groove 111 is perpendicular to the axial direction of the roll shaft 12, the extending direction of the extending rod 212 is consistent with the length direction of the movable groove 111, and the extending rod 212 extends towards one side far away from the roll shaft 12; the supporting block 211 is a rectangular block, a supporting block 211 is slidably connected in one movable groove 111 through a sliding groove sliding block, the supporting block 211 slides along the length direction of the movable groove 111, a spring 112 is arranged between the supporting block 211 and the inner wall of the movable groove 111 far away from the roll shaft 12, one end of the spring 112 is embedded into the inner wall of the movable groove 111, and the other end is embedded into the supporting block 211, and under the elastic action of the spring 112, the sliding seat 21 has a trend of moving close to the roll shaft 12.

Referring to fig. 3, two rotation shafts 22 are provided, one rotation shaft 22 is rotatably connected to one support block 211 through a bearing, the two rotation shafts 22 are disposed opposite to each other, the axes of the two rotation shafts 22 coincide, the rotation axis of the rotation shaft 22 coincides with the axis of the rotation shaft 22, and the axis of the rotation shaft 22 is parallel to the axis of the roller shaft 12.

Referring to fig. 3, two sliding sleeves 23 are provided, each sliding sleeve 23 is in a cylindrical shape, one sliding sleeve 23 is sleeved outside one rotating shaft 22, the sliding sleeve 23 is in sliding connection with the rotating shaft 22 through a sliding groove sliding block, the sliding direction of the sliding sleeve 23 is consistent with the axial direction of the rotating shaft 22, two inserting blocks 231 are welded on each sliding sleeve 23, the two inserting blocks 231 are uniformly distributed along the circumferential direction of the rotating shaft 22, the inserting blocks 231 on each sliding sleeve 23 extend towards the direction of the other sliding sleeve 23, one end of each inserting block 231 extending out of the sliding sleeve 23 is an arc-shaped surface 2311, and the arc-shaped surface 2311 protrudes towards the extending direction of each inserting block 231; in other embodiments, the insert 231 is one.

Referring to fig. 3 and 4, a cylindrical rotating member 232 is rotatably connected to the sliding sleeve 23 through a bearing, the rotating member 232 is sleeved outside the rotating shaft 22, the rotation axis of the rotating member 232 coincides with the axis of the rotating shaft 22, and the rotating member 232 slides along with the sliding sleeve 23; two first driving cylinders 2131 are fixedly connected to the connecting rod 213 through screws, two slide bars 214 are slidably connected to the connecting rod 213 through dovetail blocks and dovetail grooves, one end, away from the connecting rod 213, of each slide bar 214 is welded with one rotating piece 232, and a piston rod of one first driving cylinder 2131 is connected with one slide bar 214 through a joint.

Referring to fig. 5, the connecting member 3 is provided with a plurality of connecting members 3, the connecting member 3 includes an end shaft 31 and an insertion shaft 32, the insertion shaft 32 is coaxially welded with the end shaft 31, the diameter of the insertion shaft 32 is smaller than that of the end shaft 31, and the insertion shaft 32 is used for being inserted into a shaft hole 011; the peripheral wall of the end shaft 31 is provided with slots 311, the slots 311 open the end wall of the end shaft 31 far away from the inserting shaft 32, the number of the slots 311 is the same as that of the inserting blocks 231, one inserting block 231 is used for being inserted into one slot 311, after the inserting block 231 is inserted into the slot 311, the inserting block 231 is attached to the inner wall of the slot 311, the rotating shaft 22 is used for driving the connecting piece 3 to rotate, and when the connecting piece 3 rotates along with the rotating shaft 22, the axis of the connecting piece 3 coincides with the axis of the rotating shaft 22.

Referring to fig. 5 and 6, a cavity 321 is formed in the insertion shaft 32, a plurality of through holes 322 with rectangular ports are formed in the peripheral wall of the insertion shaft 32, the through holes 322 are communicated with the cavity 321, and a top block 323 is hinged to one end, close to the end shaft 31, of the inner wall of the through holes 322; the top block 323 is a triangular prism, one edge of the top block 323 is hinged with the inner wall of the through hole 322 close to the end shaft 31, and one of the other two edges of the top block 323 is used for extending out of the through hole 322; the cavity 321 is internally provided with a guide rail 324, a screw rod 325 and an abutting block 326, the axis of the guide rail 324, the axis of the screw rod 325 and the axis of the end shaft 31 are mutually parallel, both ends of the guide rail 324 are welded with the inner wall of the cavity 321, the screw rod 325 is rotationally connected with the inner wall of the cavity 321 through a bearing, the abutting block 326 is in threaded connection with the screw rod 325, the abutting block 326 slides on the guide rail 324, the abutting block 326 is positioned at one side of the ejector block 323 close to the end shaft 31, and the abutting block 326 is used for ejecting the edge of the ejector block 323 out of the connecting piece 3; the end wall of the end shaft 31 far away from the inserting shaft 32 is rotatably connected with a rotary table 312 through a bearing, a rotary rod 313 is welded on the rotary table 312, and the rotary rod 313 extends into the connecting piece 3 and is coaxially welded with the screw rod 325.

Referring to fig. 7, the loading and unloading assembly 4 is located below the movable frame 2, and the loading and unloading assembly 4 includes a seating seat 41, a receiving piece 42, a mounting piece 43, a second driving cylinder 44, and a third driving cylinder 45; the ground is provided with a slide rail 46, the placement seat 41 slides on the slide rail 46, the sliding direction of the placement seat 41 is consistent with that of the movable frame 2, the bearing piece 42 and the mounting piece 43 are arranged on the placement seat 41, the direction from the mounting piece 43 to the bearing piece 42 is consistent with that from the roll shaft 12 to the rotating shaft 22, and the bearing piece 42 and the mounting piece 43 are used for placing the scroll 01; the second driving cylinder 44 is fixed on the ground by a screw, and the second driving cylinder 44 is used for driving the seating seat 41 to slide.

Referring to fig. 7, the receiving element 42 is an arc-shaped plate, the convex surface of the receiving element 42 protrudes downward, the receiving element 42 is connected with the mounting seat 41 through a buffer element 421, in this embodiment, the buffer element 421 is a shock absorber, and in other embodiments, the buffer element 421 is a rubber pad; the mounting piece 43 is an arc-shaped plate, the convex surface of the mounting piece 43 protrudes downwards, the third driving cylinder 45 is fixedly connected with the mounting piece 43 through a screw, a piston rod of the third driving cylinder 45 is fixedly connected with the mounting piece 43 through a connecting block, the piston rod of the third driving cylinder 45 moves along the vertical direction, and the third driving cylinder 45 is used for driving the mounting piece 43 to move.

Referring to fig. 7, one of the supporting frames 11 is provided with a feed inlet 113, a roller 114 is disposed at a lower portion of an inner wall of the feed inlet 113, the roller 114 is used for abutting against the spool 01, when the receiving member 42 is located below the rotating shaft 22, the mounting member 43 is located at the position of the feed inlet 113, and the third driving cylinder 45 is adjusted to enable the mounting member 43 and the feed inlet 113 to be located at the same height.

The implementation principle of the non-woven fabric winding machine with the shaft replacing device provided by the embodiment of the application is as follows: when the reel 01 needs to be assembled and disassembled, the supporting piece 42 is adjusted to be below the rotating shaft 22, namely below the reel 01 after being wound, at the moment, the mounting piece 43 can mount the connecting pieces 3 at two ends of the reel 01 to be replaced, and the reel 01 to be replaced, on which the connecting pieces 3 are mounted, is inserted from the feeding hole 113 until being sent to the mounting piece 43, so that the preparation work of a new reel 01 is completed.

Starting the first driving cylinders 2131, and pulling the two sliding sleeves 23 towards two sides by the two first driving cylinders 2131, wherein the connecting piece 3 and the sliding sleeves 23 lose connection, and the scroll 01 falls onto the bearing piece 42; then, the second driving cylinder 44 is started to push the mounting piece 43 to the lower part of the rotating shafts 22, meanwhile, the receiving piece 42 sends out the coiled scroll 01, an operator can perform unloading, at the moment, the third driving cylinder 45 is started, the scroll 01 on the mounting piece 43 can be sent between the two rotating shafts 22, the position of the new scroll 01 is finely adjusted, and the first driving cylinder 2131 is started to perform secondary connection.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. A nonwoven fabric winding machine with a shaft changing device, comprising:

the device comprises a machine base (1), wherein a roll shaft (12) is rotationally connected to the machine base (1), the roll shaft (12) is driven by a motor (13), and the rotation axis of the roll shaft (12) is coincident with the axis of the roll shaft (12);

the movable frame (2), the movable frame (2) comprises a sliding seat (21) and a rotating shaft (22), the sliding seat (21) slides on the base (1), the sliding direction of the sliding seat (21) is perpendicular to the axis direction of the roll shaft (12), the sliding seat (21) is elastically connected with the base (1), under the elastic action, the sliding seat (21) has a trend of moving close to the roll shaft (12), the rotating shaft (22) is provided with two rotating shafts (22) at intervals, the rotating shafts (22) are rotationally connected with the sliding seat (21), the rotating axis of the rotating shaft (22) coincides with the axis of the rotating shaft (22), and the axis of the rotating shaft (22) is parallel to the axis of the roll shaft (12);

the connecting pieces (3), the connecting pieces (3) are provided with a plurality of connecting pieces, the uniform end of each connecting piece (3) is used for being detachably connected with one end of one rotating shaft (22) close to the other rotating shaft (22), the other end of each connecting piece is used for being detachably connected with one end of a reel (01), when the reel (01) is connected between the two rotating shafts (22), the rotating shafts (22) drive the reels (01) to rotate, and the axis of each reel (01) coincides with the axis of each rotating shaft (22);

the movable frame (2) further comprises a sliding sleeve (23); the sliding sleeves (23) are arranged in two, one sliding sleeve (23) is sleeved outside one rotating shaft (22), the sliding sleeves (23) are in sliding connection with the rotating shaft (22), the sliding direction of each sliding sleeve (23) is consistent with the axis direction of the rotating shaft (22), at least one inserting block (231) is arranged on each sliding sleeve (23), and each inserting block (231) on each sliding sleeve (23) extends towards the direction of the other sliding sleeve (23);

the connecting piece (3) comprises an end shaft (31) and an inserting shaft (32); the end shaft (31) is provided with slots (311), the number of the slots (311) is the same as that of the inserting blocks (231), and one inserting block (231) is used for being inserted into one slot (311); the inserting shaft (32) is coaxially connected with the end shaft (31), and the inserting shaft (32) is used for being inserted into the shaft hole (011).

2. The non-woven fabric winding machine with the shaft replacing device according to claim 1, wherein one end of the insertion block (231) extending out of the sliding sleeve (23) is an arc-shaped surface (2311), and the arc-shaped surface (2311) protrudes towards the extending direction of the insertion block (231).

3. A non-woven fabric winding machine with a shaft changing device according to claim 1, characterized in that the diameter of the insertion shaft (32) is smaller than the diameter of the end shaft (31).

4. A non-woven fabric winding machine with a shaft changing device according to claim 1, characterized in that a rotating member (232) is rotatably connected to the sliding sleeve (23), the rotation axis of the rotating member (232) coincides with the axis of the rotating shaft (22), the rotating member (232) slides along with the sliding sleeve (23) on the rotating shaft (22), two first driving cylinders (2131) are arranged on the sliding seat (21), and one first driving cylinder (2131) is used for driving one rotating member (232) to slide.

5. The non-woven fabric winding machine with the shaft replacing device according to claim 1, wherein a cavity (321) is formed in the connecting piece (3), at least one through hole (322) is formed in the peripheral wall of the inserting shaft (32), the through hole (322) is communicated with the cavity (321), and a top block (323) is hinged to one end, close to the end shaft (31), of the inner wall of the through hole (322);

be equipped with guide rail (324), screw rod (325) and butt piece (326) in cavity (321), the axis of guide rail (324), the axis of screw rod (325) with the axis of end shaft (31) is parallel, butt piece (326) with screw rod (325) threaded connection, butt piece (326) are in slide on guide rail (324), butt piece (326) are used for with ejector block (323) are ejecting to outside connecting piece (3).

6. A non-woven fabric winding machine with a shaft changing device according to claim 1, characterized by further comprising a handling assembly (4);

the loading and unloading assembly (4) is positioned below the movable frame (2), and the loading and unloading assembly (4) comprises a placement seat (41), a bearing piece (42), a mounting piece (43), a second driving cylinder (44) and a third driving cylinder (45);

the movable rack is characterized in that the placement seat (41) slides along the sliding direction of the movable rack (2), the bearing piece (42) and the mounting piece (43) are arranged on the placement seat (41), the bearing piece (42) and the mounting piece (43) are both used for placing a reel (01), the second driving cylinder (44) is used for driving the placement seat (41) to slide, the mounting piece (43) moves along the vertical direction, the third driving cylinder (45) is arranged on the placement seat (41), and the third driving cylinder (45) is used for driving the mounting piece (43) to move.

7. The non-woven fabric winding machine with the shaft replacing device according to claim 6, wherein a buffer piece (421) is arranged between the bearing piece (42) and the placement seat (41).

8. The non-woven fabric winding machine with the shaft replacing device according to claim 6, wherein a feeding hole (113) is formed in the machine base (1), rollers (114) are arranged on the lower portion of the inner wall of the feeding hole (113), and when the bearing piece (42) is located below the rotating shaft (22), the mounting piece (43) is located at the position of the feeding hole (113).